kallithea: rhodecode/public/js/codemirror.js annotate

annotate rhodecode/public/js/codemirror.js @ 1305:166317d464f3 beta

Added server side file editing with commit

author	Marcin Kuzminski <marcin@python-works.com>
date	Tue, 03 May 2011 14:13:37 +0200
parents
children	a30689fc4f61

rev	line source
1305 166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1 // All functions that need access to the editor's state live inside
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	2 // the CodeMirror function. Below that, at the bottom of the file,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	3 // some utilities are defined.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	4
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	5 // CodeMirror is the only global var we claim
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	6 var CodeMirror = (function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	7 // This is the function that produces an editor instance. It's
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	8 // closure is used to store the editor state.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	9 function CodeMirror(place, givenOptions) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	10 // Determine effective options based on given values and defaults.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	11 var options = {}, defaults = CodeMirror.defaults;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	12 for (var opt in defaults)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	13 if (defaults.hasOwnProperty(opt))
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	14 options[opt] = (givenOptions && givenOptions.hasOwnProperty(opt) ? givenOptions : defaults)[opt];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	15
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	16 // The element in which the editor lives. Takes care of scrolling
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	17 // (if enabled).
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	18 var wrapper = document.createElement("div");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	19 wrapper.className = "CodeMirror";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	20 // This mess creates the base DOM structure for the editor.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	21 wrapper.innerHTML =
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	22 '<div style="position: relative">' + // Set to the height of the text, causes scrolling
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	23 '<pre style="position: relative; height: 0; visibility: hidden; overflow: hidden;">' + // To measure line/char size
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	24 '<span>xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx</span></pre>' +
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	25 '<div style="position: relative">' + // Moved around its parent to cover visible view
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	26 '<div class="CodeMirror-gutter"><div class="CodeMirror-gutter-text"></div></div>' +
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	27 '<div style="overflow: hidden; position: absolute; width: 0; left: 0">' + // Wraps and hides input textarea
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	28 '<textarea style="height: 1px; position: absolute; width: 1px;" wrap="off"></textarea></div>' +
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	29 // Provides positioning relative to (visible) text origin
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	30 '<div class="CodeMirror-lines"><div style="position: relative">' +
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	31 '<pre class="CodeMirror-cursor"> </pre>' + // Absolutely positioned blinky cursor
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	32 '<div></div></div></div></div></div>'; // This DIV contains the actual code
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	33 if (place.appendChild) place.appendChild(wrapper); else place(wrapper);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	34 // I've never seen more elegant code in my life.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	35 var code = wrapper.firstChild, measure = code.firstChild, mover = measure.nextSibling,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	36 gutter = mover.firstChild, gutterText = gutter.firstChild,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	37 inputDiv = gutter.nextSibling, input = inputDiv.firstChild,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	38 lineSpace = inputDiv.nextSibling.firstChild, cursor = lineSpace.firstChild, lineDiv = cursor.nextSibling;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	39 if (options.tabindex != null) input.tabindex = options.tabindex;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	40 if (!options.gutter && !options.lineNumbers) gutter.style.display = "none";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	41
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	42 // Delayed object wrap timeouts, making sure only one is active. blinker holds an interval.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	43 var poll = new Delayed(), highlight = new Delayed(), blinker;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	44
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	45 // mode holds a mode API object. lines an array of Line objects
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	46 // (see Line constructor), work an array of lines that should be
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	47 // parsed, and history the undo history (instance of History
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	48 // constructor).
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	49 var mode, lines = [new Line("")], work, history = new History(), focused;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	50 loadMode();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	51 // The selection. These are always maintained to point at valid
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	52 // positions. Inverted is used to remember that the user is
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	53 // selecting bottom-to-top.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	54 var sel = {from: {line: 0, ch: 0}, to: {line: 0, ch: 0}, inverted: false};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	55 // Selection-related flags. shiftSelecting obviously tracks
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	56 // whether the user is holding shift. reducedSelection is a hack
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	57 // to get around the fact that we can't create inverted
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	58 // selections. See below.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	59 var shiftSelecting, reducedSelection;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	60 // Variables used by startOperation/endOperation to track what
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	61 // happened during the operation.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	62 var updateInput, changes, textChanged, selectionChanged, leaveInputAlone;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	63 // Current visible range (may be bigger than the view window).
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	64 var showingFrom = 0, showingTo = 0, lastHeight = 0, curKeyId = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	65 // editing will hold an object describing the things we put in the
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	66 // textarea, to help figure out whether something changed.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	67 // bracketHighlighted is used to remember that a backet has been
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	68 // marked.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	69 var editing, bracketHighlighted;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	70
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	71 // Initialize the content. Somewhat hacky (delayed prepareInput)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	72 // to work around browser issues.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	73 operation(function(){setValue(options.value \|\| ""); updateInput = false;})();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	74 setTimeout(prepareInput, 20);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	75
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	76 // Register our event handlers.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	77 connect(wrapper, "mousedown", operation(onMouseDown));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	78 // Gecko browsers fire contextmenu after opening the menu, at
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	79 // which point we can't mess with it anymore. Context menu is
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	80 // handled in onMouseDown for Gecko.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	81 if (!gecko) connect(wrapper, "contextmenu", operation(onContextMenu));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	82 connect(code, "dblclick", operation(onDblClick));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	83 connect(wrapper, "scroll", function() {updateDisplay([]); if (options.onScroll) options.onScroll(instance);});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	84 connect(window, "resize", function() {updateDisplay(true);});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	85 connect(input, "keyup", operation(onKeyUp));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	86 connect(input, "keydown", operation(onKeyDown));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	87 connect(input, "keypress", operation(onKeyPress));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	88 connect(input, "focus", onFocus);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	89 connect(input, "blur", onBlur);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	90
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	91 connect(wrapper, "dragenter", function(e){e.stop();});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	92 connect(wrapper, "dragover", function(e){e.stop();});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	93 connect(wrapper, "drop", operation(onDrop));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	94 connect(wrapper, "paste", function(){input.focus(); fastPoll();});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	95 connect(input, "paste", function(){fastPoll();});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	96 connect(input, "cut", function(){fastPoll();});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	97
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	98 if (document.activeElement == input) onFocus();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	99 else onBlur();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	100
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	101 function isLine(l) {return l >= 0 && l < lines.length;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	102 // The instance object that we'll return. Mostly calls out to
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	103 // local functions in the CodeMirror function. Some do some extra
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	104 // range checking and/or clipping. operation is used to wrap the
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	105 // call so that changes it makes are tracked, and the display is
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	106 // updated afterwards.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	107 var instance = {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	108 getValue: getValue,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	109 setValue: operation(setValue),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	110 getSelection: getSelection,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	111 replaceSelection: operation(replaceSelection),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	112 focus: function(){input.focus(); onFocus(); fastPoll();},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	113 setOption: function(option, value) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	114 options[option] = value;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	115 if (option == "lineNumbers" \|\| option == "gutter") gutterChanged();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	116 else if (option == "mode" \|\| option == "indentUnit") loadMode();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	117 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	118 getOption: function(option) {return options[option];},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	119 undo: operation(undo),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	120 redo: operation(redo),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	121 indentLine: operation(function(n) {if (isLine(n)) indentLine(n, "smart");}),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	122 historySize: function() {return {undo: history.done.length, redo: history.undone.length};},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	123 matchBrackets: operation(function(){matchBrackets(true);}),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	124 getTokenAt: function(pos) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	125 pos = clipPos(pos);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	126 return lines[pos.line].getTokenAt(mode, getStateBefore(pos.line), pos.ch);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	127 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	128 cursorCoords: function(start){
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	129 if (start == null) start = sel.inverted;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	130 return pageCoords(start ? sel.from : sel.to);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	131 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	132 charCoords: function(pos){return pageCoords(clipPos(pos));},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	133 coordsChar: function(coords) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	134 var off = eltOffset(lineSpace);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	135 var line = Math.min(showingTo - 1, showingFrom + Math.floor(coords.y / lineHeight()));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	136 return clipPos({line: line, ch: charFromX(clipLine(line), coords.x)});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	137 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	138 getSearchCursor: function(query, pos, caseFold) {return new SearchCursor(query, pos, caseFold);},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	139 markText: operation(function(a, b, c){return operation(markText(a, b, c));}),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	140 setMarker: addGutterMarker,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	141 clearMarker: removeGutterMarker,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	142 setLineClass: operation(setLineClass),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	143 lineInfo: lineInfo,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	144 addWidget: function(pos, node, scroll) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	145 var pos = localCoords(clipPos(pos), true);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	146 node.style.top = (showingFrom * lineHeight() + pos.yBot + paddingTop()) + "px";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	147 node.style.left = (pos.x + paddingLeft()) + "px";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	148 code.appendChild(node);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	149 if (scroll)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	150 scrollIntoView(pos.x, pos.yBot, pos.x + node.offsetWidth, pos.yBot + node.offsetHeight);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	151 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	152
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	153 lineCount: function() {return lines.length;},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	154 getCursor: function(start) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	155 if (start == null) start = sel.inverted;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	156 return copyPos(start ? sel.from : sel.to);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	157 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	158 somethingSelected: function() {return !posEq(sel.from, sel.to);},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	159 setCursor: operation(function(line, ch) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	160 if (ch == null && typeof line.line == "number") setCursor(line.line, line.ch);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	161 else setCursor(line, ch);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	162 }),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	163 setSelection: operation(function(from, to) {setSelection(clipPos(from), clipPos(to \|\| from));}),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	164 getLine: function(line) {if (isLine(line)) return lines[line].text;},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	165 setLine: operation(function(line, text) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	166 if (isLine(line)) replaceRange(text, {line: line, ch: 0}, {line: line, ch: lines[line].text.length});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	167 }),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	168 removeLine: operation(function(line) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	169 if (isLine(line)) replaceRange("", {line: line, ch: 0}, clipPos({line: line+1, ch: 0}));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	170 }),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	171 replaceRange: operation(replaceRange),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	172 getRange: function(from, to) {return getRange(clipPos(from), clipPos(to));},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	173
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	174 operation: function(f){return operation(f)();},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	175 refresh: function(){updateDisplay(true);},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	176 getInputField: function(){return input;},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	177 getWrapperElement: function(){return wrapper;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	178 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	179
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	180 function setValue(code) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	181 history = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	182 var top = {line: 0, ch: 0};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	183 updateLines(top, {line: lines.length - 1, ch: lines[lines.length-1].text.length},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	184 splitLines(code), top, top);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	185 history = new History();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	186 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	187 function getValue(code) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	188 var text = [];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	189 for (var i = 0, l = lines.length; i < l; ++i)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	190 text.push(lines[i].text);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	191 return text.join("\n");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	192 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	193
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	194 function onMouseDown(e) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	195 // First, see if this is a click in the gutter
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	196 for (var n = e.target(); n != wrapper; n = n.parentNode)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	197 if (n.parentNode == gutterText) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	198 if (options.onGutterClick)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	199 options.onGutterClick(instance, indexOf(gutterText.childNodes, n) + showingFrom);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	200 return e.stop();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	201 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	202
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	203 if (gecko && e.button() == 3) onContextMenu(e);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	204 if (e.button() != 1) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	205 // For button 1, if it was clicked inside the editor
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	206 // (posFromMouse returning non-null), we have to adjust the
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	207 // selection.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	208 var start = posFromMouse(e), last = start, going;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	209 if (!start) {if (e.target() == wrapper) e.stop(); return;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	210 setCursor(start.line, start.ch, false);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	211
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	212 if (!focused) onFocus();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	213 e.stop();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	214 // And then we have to see if it's a drag event, in which case
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	215 // the dragged-over text must be selected.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	216 function end() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	217 input.focus();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	218 updateInput = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	219 move(); up();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	220 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	221 function extend(e) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	222 var cur = posFromMouse(e, true);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	223 if (cur && !posEq(cur, last)) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	224 if (!focused) onFocus();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	225 last = cur;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	226 setSelection(start, cur);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	227 updateInput = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	228 var visible = visibleLines();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	229 if (cur.line >= visible.to \|\| cur.line < visible.from)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	230 going = setTimeout(operation(function(){extend(e);}), 150);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	231 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	232 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	233
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	234 var move = connect(document, "mousemove", operation(function(e) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	235 clearTimeout(going);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	236 e.stop();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	237 extend(e);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	238 }), true);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	239 var up = connect(document, "mouseup", operation(function(e) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	240 clearTimeout(going);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	241 var cur = posFromMouse(e);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	242 if (cur) setSelection(start, cur);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	243 e.stop();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	244 end();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	245 }), true);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	246 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	247 function onDblClick(e) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	248 var pos = posFromMouse(e);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	249 if (!pos) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	250 selectWordAt(pos);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	251 e.stop();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	252 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	253 function onDrop(e) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	254 var pos = posFromMouse(e, true), files = e.e.dataTransfer.files;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	255 if (!pos \|\| options.readOnly) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	256 if (files && files.length && window.FileReader && window.File) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	257 var n = files.length, text = Array(n), read = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	258 for (var i = 0; i < n; ++i) loadFile(files[i], i);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	259 function loadFile(file, i) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	260 var reader = new FileReader;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	261 reader.onload = function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	262 text[i] = reader.result;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	263 if (++read == n) replaceRange(text.join(""), clipPos(pos), clipPos(pos));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	264 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	265 reader.readAsText(file);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	266 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	267 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	268 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	269 try {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	270 var text = e.e.dataTransfer.getData("Text");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	271 if (text) replaceRange(text, pos, pos);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	272 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	273 catch(e){}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	274 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	275 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	276 function onKeyDown(e) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	277 if (!focused) onFocus();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	278
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	279 var code = e.e.keyCode;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	280 // Tries to detect ctrl on non-mac, cmd on mac.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	281 var mod = (mac ? e.e.metaKey : e.e.ctrlKey) && !e.e.altKey, anyMod = e.e.ctrlKey \|\| e.e.altKey \|\| e.e.metaKey;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	282 if (code == 16 \|\| e.e.shiftKey) shiftSelecting = shiftSelecting \|\| (sel.inverted ? sel.to : sel.from);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	283 else shiftSelecting = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	284 // First give onKeyEvent option a chance to handle this.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	285 if (options.onKeyEvent && options.onKeyEvent(instance, addStop(e.e))) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	286
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	287 if (code == 33 \|\| code == 34) {scrollPage(code == 34); return e.stop();} // page up/down
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	288 if (mod && (code == 36 \|\| code == 35)) {scrollEnd(code == 36); return e.stop();} // ctrl-home/end
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	289 if (mod && code == 65) {selectAll(); return e.stop();} // ctrl-a
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	290 if (!options.readOnly) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	291 if (!anyMod && code == 13) {return;} // enter
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	292 if (!anyMod && code == 9 && handleTab(e.e.shiftKey)) return e.stop(); // tab
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	293 if (mod && code == 90) {undo(); return e.stop();} // ctrl-z
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	294 if (mod && ((e.e.shiftKey && code == 90) \|\| code == 89)) {redo(); return e.stop();} // ctrl-shift-z, ctrl-y
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	295 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	296
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	297 // Key id to use in the movementKeys map. We also pass it to
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	298 // fastPoll in order to 'self learn'. We need this because
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	299 // reducedSelection, the hack where we collapse the selection to
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	300 // its start when it is inverted and a movement key is pressed
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	301 // (and later restore it again), shouldn't be used for
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	302 // non-movement keys.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	303 curKeyId = (mod ? "c" : "") + code;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	304 if (sel.inverted && movementKeys.hasOwnProperty(curKeyId)) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	305 var range = selRange(input);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	306 if (range) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	307 reducedSelection = {anchor: range.start};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	308 setSelRange(input, range.start, range.start);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	309 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	310 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	311 fastPoll(curKeyId);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	312 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	313 function onKeyUp(e) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	314 if (reducedSelection) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	315 reducedSelection = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	316 updateInput = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	317 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	318 if (e.e.keyCode == 16) shiftSelecting = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	319 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	320 function onKeyPress(e) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	321 if (options.onKeyEvent && options.onKeyEvent(instance, addStop(e.e))) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	322 if (options.electricChars && mode.electricChars) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	323 var ch = String.fromCharCode(e.e.charCode == null ? e.e.keyCode : e.e.charCode);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	324 if (mode.electricChars.indexOf(ch) > -1)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	325 setTimeout(operation(function() {indentLine(sel.to.line, "smart");}), 50);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	326 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	327 var code = e.e.keyCode;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	328 // Re-stop tab and enter. Necessary on some browsers.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	329 if (code == 13) {handleEnter(); e.stop();}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	330 else if (code == 9 && options.tabMode != "default") e.stop();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	331 else fastPoll(curKeyId);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	332 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	333
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	334 function onFocus() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	335 if (!focused && options.onFocus) options.onFocus(instance);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	336 focused = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	337 slowPoll();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	338 if (wrapper.className.search(/\bCodeMirror-focused\b/) == -1)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	339 wrapper.className += " CodeMirror-focused";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	340 restartBlink();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	341 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	342 function onBlur() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	343 if (focused && options.onBlur) options.onBlur(instance);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	344 clearInterval(blinker);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	345 shiftSelecting = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	346 focused = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	347 wrapper.className = wrapper.className.replace(" CodeMirror-focused", "");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	348 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	349
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	350 // Replace the range from from to to by the strings in newText.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	351 // Afterwards, set the selection to selFrom, selTo.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	352 function updateLines(from, to, newText, selFrom, selTo) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	353 if (history) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	354 var old = [];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	355 for (var i = from.line, e = to.line + 1; i < e; ++i) old.push(lines[i].text);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	356 history.addChange(from.line, newText.length, old);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	357 while (history.done.length > options.undoDepth) history.done.shift();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	358 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	359 updateLinesNoUndo(from, to, newText, selFrom, selTo);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	360 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	361 function unredoHelper(from, to) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	362 var change = from.pop();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	363 if (change) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	364 var replaced = [], end = change.start + change.added;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	365 for (var i = change.start; i < end; ++i) replaced.push(lines[i].text);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	366 to.push({start: change.start, added: change.old.length, old: replaced});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	367 var pos = clipPos({line: change.start + change.old.length - 1,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	368 ch: editEnd(replaced[replaced.length-1], change.old[change.old.length-1])});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	369 updateLinesNoUndo({line: change.start, ch: 0}, {line: end - 1, ch: lines[end-1].text.length}, change.old, pos, pos);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	370 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	371 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	372 function undo() {unredoHelper(history.done, history.undone);}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	373 function redo() {unredoHelper(history.undone, history.done);}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	374
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	375 function updateLinesNoUndo(from, to, newText, selFrom, selTo) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	376 var nlines = to.line - from.line, firstLine = lines[from.line], lastLine = lines[to.line];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	377 // First adjust the line structure, taking some care to leave highlighting intact.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	378 if (firstLine == lastLine) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	379 if (newText.length == 1)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	380 firstLine.replace(from.ch, to.ch, newText[0]);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	381 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	382 lastLine = firstLine.split(to.ch, newText[newText.length-1]);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	383 var spliceargs = [from.line + 1, nlines];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	384 firstLine.replace(from.ch, firstLine.text.length, newText[0]);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	385 for (var i = 1, e = newText.length - 1; i < e; ++i) spliceargs.push(new Line(newText[i]));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	386 spliceargs.push(lastLine);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	387 lines.splice.apply(lines, spliceargs);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	388 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	389 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	390 else if (newText.length == 1) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	391 firstLine.replace(from.ch, firstLine.text.length, newText[0] + lastLine.text.slice(to.ch));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	392 lines.splice(from.line + 1, nlines);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	393 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	394 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	395 var spliceargs = [from.line + 1, nlines - 1];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	396 firstLine.replace(from.ch, firstLine.text.length, newText[0]);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	397 lastLine.replace(0, to.ch, newText[newText.length-1]);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	398 for (var i = 1, e = newText.length - 1; i < e; ++i) spliceargs.push(new Line(newText[i]));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	399 lines.splice.apply(lines, spliceargs);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	400 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	401
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	402 // Add these lines to the work array, so that they will be
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	403 // highlighted. Adjust work lines if lines were added/removed.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	404 var newWork = [], lendiff = newText.length - nlines - 1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	405 for (var i = 0, l = work.length; i < l; ++i) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	406 var task = work[i];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	407 if (task < from.line) newWork.push(task);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	408 else if (task > to.line) newWork.push(task + lendiff);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	409 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	410 if (newText.length) newWork.push(from.line);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	411 work = newWork;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	412 startWorker(100);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	413 // Remember that these lines changed, for updating the display
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	414 changes.push({from: from.line, to: to.line + 1, diff: lendiff});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	415 textChanged = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	416
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	417 // Update the selection
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	418 function updateLine(n) {return n <= Math.min(to.line, to.line + lendiff) ? n : n + lendiff;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	419 setSelection(selFrom, selTo, updateLine(sel.from.line), updateLine(sel.to.line));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	420
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	421 // Make sure the scroll-size div has the correct height.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	422 code.style.height = (lines.length * lineHeight() + 2 * paddingTop()) + "px";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	423 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	424
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	425 function replaceRange(code, from, to) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	426 from = clipPos(from);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	427 if (!to) to = from; else to = clipPos(to);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	428 code = splitLines(code);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	429 function adjustPos(pos) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	430 if (posLess(pos, from)) return pos;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	431 if (!posLess(to, pos)) return end;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	432 var line = pos.line + code.length - (to.line - from.line) - 1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	433 var ch = pos.ch;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	434 if (pos.line == to.line)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	435 ch += code[code.length-1].length - (to.ch - (to.line == from.line ? from.ch : 0));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	436 return {line: line, ch: ch};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	437 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	438 var end;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	439 replaceRange1(code, from, to, function(end1) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	440 end = end1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	441 return {from: adjustPos(sel.from), to: adjustPos(sel.to)};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	442 });
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	443 return end;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	444 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	445 function replaceSelection(code, collapse) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	446 replaceRange1(splitLines(code), sel.from, sel.to, function(end) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	447 if (collapse == "end") return {from: end, to: end};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	448 else if (collapse == "start") return {from: sel.from, to: sel.from};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	449 else return {from: sel.from, to: end};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	450 });
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	451 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	452 function replaceRange1(code, from, to, computeSel) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	453 var endch = code.length == 1 ? code[0].length + from.ch : code[code.length-1].length;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	454 var newSel = computeSel({line: from.line + code.length - 1, ch: endch});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	455 updateLines(from, to, code, newSel.from, newSel.to);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	456 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	457
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	458 function getRange(from, to) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	459 var l1 = from.line, l2 = to.line;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	460 if (l1 == l2) return lines[l1].text.slice(from.ch, to.ch);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	461 var code = [lines[l1].text.slice(from.ch)];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	462 for (var i = l1 + 1; i < l2; ++i) code.push(lines[i].text);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	463 code.push(lines[l2].text.slice(0, to.ch));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	464 return code.join("\n");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	465 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	466 function getSelection() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	467 return getRange(sel.from, sel.to);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	468 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	469
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	470 var pollingFast = false; // Ensures slowPoll doesn't cancel fastPoll
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	471 function slowPoll() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	472 if (pollingFast) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	473 poll.set(2000, function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	474 startOperation();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	475 readInput();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	476 if (focused) slowPoll();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	477 endOperation();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	478 });
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	479 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	480 function fastPoll(keyId) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	481 var missed = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	482 pollingFast = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	483 function p() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	484 startOperation();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	485 var changed = readInput();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	486 if (changed == "moved" && keyId) movementKeys[keyId] = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	487 if (!changed && !missed) {missed = true; poll.set(80, p);}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	488 else {pollingFast = false; slowPoll();}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	489 endOperation();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	490 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	491 poll.set(20, p);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	492 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	493
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	494 // Inspects the textarea, compares its state (content, selection)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	495 // to the data in the editing variable, and updates the editor
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	496 // content or cursor if something changed.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	497 function readInput() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	498 var changed = false, text = input.value, sr = selRange(input);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	499 if (!sr) return false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	500 var changed = editing.text != text, rs = reducedSelection;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	501 var moved = changed \|\| sr.start != editing.start \|\| sr.end != (rs ? editing.start : editing.end);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	502 if (reducedSelection && !moved && sel.from.line == 0 && sel.from.ch == 0)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	503 reducedSelection = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	504 else if (!moved) return false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	505 if (changed) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	506 shiftSelecting = reducedSelection = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	507 if (options.readOnly) {updateInput = true; return "changed";}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	508 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	509
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	510 // Compute selection start and end based on start/end offsets in textarea
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	511 function computeOffset(n, startLine) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	512 var pos = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	513 for (;;) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	514 var found = text.indexOf("\n", pos);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	515 if (found == -1 \|\| (text.charAt(found-1) == "\r" ? found - 1 : found) >= n)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	516 return {line: startLine, ch: n - pos};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	517 ++startLine;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	518 pos = found + 1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	519 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	520 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	521 var from = computeOffset(sr.start, editing.from),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	522 to = computeOffset(sr.end, editing.from);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	523 // Here we have to take the reducedSelection hack into account,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	524 // so that you can, for example, press shift-up at the start of
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	525 // your selection and have the right thing happen.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	526 if (rs) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	527 from = sr.start == rs.anchor ? to : from;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	528 to = shiftSelecting ? sel.to : sr.start == rs.anchor ? from : to;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	529 if (!posLess(from, to)) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	530 reducedSelection = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	531 sel.inverted = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	532 var tmp = from; from = to; to = tmp;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	533 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	534 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	535
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	536 // In some cases (cursor on same line as before), we don't have
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	537 // to update the textarea content at all.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	538 if (from.line == to.line && from.line == sel.from.line && from.line == sel.to.line && !shiftSelecting)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	539 updateInput = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	540
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	541 // Magic mess to extract precise edited range from the changed
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	542 // string.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	543 if (changed) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	544 var start = 0, end = text.length, len = Math.min(end, editing.text.length);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	545 var c, line = editing.from, nl = -1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	546 while (start < len && (c = text.charAt(start)) == editing.text.charAt(start)) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	547 ++start;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	548 if (c == "\n") {line++; nl = start;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	549 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	550 var ch = nl > -1 ? start - nl : start, endline = editing.to - 1, edend = editing.text.length;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	551 for (;;) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	552 c = editing.text.charAt(edend);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	553 if (c == "\n") endline--;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	554 if (text.charAt(end) != c) {++end; ++edend; break;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	555 if (edend <= start \|\| end <= start) break;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	556 --end; --edend;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	557 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	558 var nl = editing.text.lastIndexOf("\n", edend - 1), endch = nl == -1 ? edend : edend - nl - 1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	559 updateLines({line: line, ch: ch}, {line: endline, ch: endch}, splitLines(text.slice(start, end)), from, to);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	560 if (line != endline \|\| from.line != line) updateInput = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	561 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	562 else setSelection(from, to);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	563
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	564 editing.text = text; editing.start = sr.start; editing.end = sr.end;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	565 return changed ? "changed" : moved ? "moved" : false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	566 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	567
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	568 // Set the textarea content and selection range to match the
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	569 // editor state.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	570 function prepareInput() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	571 var text = [];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	572 var from = Math.max(0, sel.from.line - 1), to = Math.min(lines.length, sel.to.line + 2);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	573 for (var i = from; i < to; ++i) text.push(lines[i].text);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	574 text = input.value = text.join(lineSep);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	575 var startch = sel.from.ch, endch = sel.to.ch;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	576 for (var i = from; i < sel.from.line; ++i)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	577 startch += lineSep.length + lines[i].text.length;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	578 for (var i = from; i < sel.to.line; ++i)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	579 endch += lineSep.length + lines[i].text.length;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	580 editing = {text: text, from: from, to: to, start: startch, end: endch};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	581 setSelRange(input, startch, reducedSelection ? startch : endch);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	582 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	583
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	584 function scrollCursorIntoView() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	585 var cursor = localCoords(sel.inverted ? sel.from : sel.to);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	586 return scrollIntoView(cursor.x, cursor.y, cursor.x, cursor.yBot);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	587 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	588 function scrollIntoView(x1, y1, x2, y2) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	589 var pl = paddingLeft(), pt = paddingTop();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	590 y1 += pt; y2 += pt; x1 += pl; x2 += pl;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	591 var screen = wrapper.clientHeight, screentop = wrapper.scrollTop, scrolled = false, result = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	592 if (y1 < screentop) {wrapper.scrollTop = Math.max(0, y1 - 10); scrolled = true;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	593 else if (y2 > screentop + screen) {wrapper.scrollTop = y2 + 10 - screen; scrolled = true;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	594
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	595 var screenw = wrapper.clientWidth, screenleft = wrapper.scrollLeft;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	596 if (x1 < screenleft) {wrapper.scrollLeft = Math.max(0, x1 - 10); scrolled = true;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	597 else if (x2 > screenw + screenleft) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	598 wrapper.scrollLeft = x2 + 10 - screenw;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	599 scrolled = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	600 if (x2 > code.clientWidth) result = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	601 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	602 if (scrolled && options.onScroll) options.onScroll(instance);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	603 return result;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	604 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	605
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	606 function visibleLines() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	607 var lh = lineHeight(), top = wrapper.scrollTop - paddingTop();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	608 return {from: Math.min(lines.length, Math.max(0, Math.floor(top / lh))),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	609 to: Math.min(lines.length, Math.ceil((top + wrapper.clientHeight) / lh))};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	610 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	611 // Uses a set of changes plus the current scroll position to
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	612 // determine which DOM updates have to be made, and makes the
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	613 // updates.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	614 function updateDisplay(changes) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	615 if (!wrapper.clientWidth) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	616 showingFrom = showingTo = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	617 return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	618 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	619 // First create a range of theoretically intact lines, and punch
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	620 // holes in that using the change info.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	621 var intact = changes === true ? [] : [{from: showingFrom, to: showingTo, domStart: 0}];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	622 for (var i = 0, l = changes.length \|\| 0; i < l; ++i) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	623 var change = changes[i], intact2 = [], diff = change.diff \|\| 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	624 for (var j = 0, l2 = intact.length; j < l2; ++j) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	625 var range = intact[j];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	626 if (change.to <= range.from)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	627 intact2.push({from: range.from + diff, to: range.to + diff, domStart: range.domStart});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	628 else if (range.to <= change.from)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	629 intact2.push(range);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	630 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	631 if (change.from > range.from)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	632 intact2.push({from: range.from, to: change.from, domStart: range.domStart})
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	633 if (change.to < range.to)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	634 intact2.push({from: change.to + diff, to: range.to + diff,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	635 domStart: range.domStart + (change.to - range.from)});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	636 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	637 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	638 intact = intact2;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	639 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	640
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	641 // Then, determine which lines we'd want to see, and which
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	642 // updates have to be made to get there.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	643 var visible = visibleLines();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	644 var from = Math.min(showingFrom, Math.max(visible.from - 3, 0)),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	645 to = Math.min(lines.length, Math.max(showingTo, visible.to + 3)),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	646 updates = [], domPos = 0, domEnd = showingTo - showingFrom, pos = from, changedLines = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	647
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	648 for (var i = 0, l = intact.length; i < l; ++i) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	649 var range = intact[i];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	650 if (range.to <= from) continue;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	651 if (range.from >= to) break;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	652 if (range.domStart > domPos \|\| range.from > pos) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	653 updates.push({from: pos, to: range.from, domSize: range.domStart - domPos, domStart: domPos});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	654 changedLines += range.from - pos;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	655 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	656 pos = range.to;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	657 domPos = range.domStart + (range.to - range.from);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	658 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	659 if (domPos != domEnd \|\| pos != to) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	660 changedLines += Math.abs(to - pos);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	661 updates.push({from: pos, to: to, domSize: domEnd - domPos, domStart: domPos});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	662 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	663
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	664 if (!updates.length) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	665 lineDiv.style.display = "none";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	666 // If more than 30% of the screen needs update, just do a full
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	667 // redraw (which is quicker than patching)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	668 if (changedLines > (visible.to - visible.from) * .3)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	669 refreshDisplay(from = Math.max(visible.from - 10, 0), to = Math.min(visible.to + 7, lines.length));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	670 // Otherwise, only update the stuff that needs updating.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	671 else
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	672 patchDisplay(updates);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	673 lineDiv.style.display = "";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	674
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	675 // Position the mover div to align with the lines it's supposed
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	676 // to be showing (which will cover the visible display)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	677 var different = from != showingFrom \|\| to != showingTo \|\| lastHeight != wrapper.clientHeight;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	678 showingFrom = from; showingTo = to;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	679 mover.style.top = (from * lineHeight()) + "px";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	680 if (different) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	681 lastHeight = wrapper.clientHeight;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	682 code.style.height = (lines.length * lineHeight() + 2 * paddingTop()) + "px";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	683 updateGutter();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	684 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	685
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	686 // Since this is all rather error prone, it is honoured with the
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	687 // only assertion in the whole file.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	688 if (lineDiv.childNodes.length != showingTo - showingFrom)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	689 throw new Error("BAD PATCH! " + JSON.stringify(updates) + " size=" + (showingTo - showingFrom) +
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	690 " nodes=" + lineDiv.childNodes.length);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	691 updateCursor();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	692 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	693
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	694 function refreshDisplay(from, to) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	695 var html = [], start = {line: from, ch: 0}, inSel = posLess(sel.from, start) && !posLess(sel.to, start);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	696 for (var i = from; i < to; ++i) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	697 var ch1 = null, ch2 = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	698 if (inSel) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	699 ch1 = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	700 if (sel.to.line == i) {inSel = false; ch2 = sel.to.ch;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	701 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	702 else if (sel.from.line == i) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	703 if (sel.to.line == i) {ch1 = sel.from.ch; ch2 = sel.to.ch;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	704 else {inSel = true; ch1 = sel.from.ch;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	705 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	706 html.push(lines[i].getHTML(ch1, ch2, true));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	707 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	708 lineDiv.innerHTML = html.join("");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	709 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	710 function patchDisplay(updates) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	711 // Slightly different algorithm for IE (badInnerHTML), since
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	712 // there .innerHTML on PRE nodes is dumb, and discards
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	713 // whitespace.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	714 var sfrom = sel.from.line, sto = sel.to.line, off = 0,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	715 scratch = badInnerHTML && document.createElement("div");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	716 for (var i = 0, e = updates.length; i < e; ++i) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	717 var rec = updates[i];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	718 var extra = (rec.to - rec.from) - rec.domSize;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	719 var nodeAfter = lineDiv.childNodes[rec.domStart + rec.domSize + off] \|\| null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	720 if (badInnerHTML)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	721 for (var j = Math.max(-extra, rec.domSize); j > 0; --j)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	722 lineDiv.removeChild(nodeAfter ? nodeAfter.previousSibling : lineDiv.lastChild);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	723 else if (extra) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	724 for (var j = Math.max(0, extra); j > 0; --j)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	725 lineDiv.insertBefore(document.createElement("pre"), nodeAfter);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	726 for (var j = Math.max(0, -extra); j > 0; --j)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	727 lineDiv.removeChild(nodeAfter ? nodeAfter.previousSibling : lineDiv.lastChild);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	728 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	729 var node = lineDiv.childNodes[rec.domStart + off], inSel = sfrom < rec.from && sto >= rec.from;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	730 for (var j = rec.from; j < rec.to; ++j) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	731 var ch1 = null, ch2 = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	732 if (inSel) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	733 ch1 = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	734 if (sto == j) {inSel = false; ch2 = sel.to.ch;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	735 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	736 else if (sfrom == j) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	737 if (sto == j) {ch1 = sel.from.ch; ch2 = sel.to.ch;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	738 else {inSel = true; ch1 = sel.from.ch;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	739 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	740 if (badInnerHTML) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	741 scratch.innerHTML = lines[j].getHTML(ch1, ch2, true);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	742 lineDiv.insertBefore(scratch.firstChild, nodeAfter);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	743 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	744 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	745 node.innerHTML = lines[j].getHTML(ch1, ch2, false);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	746 node.className = lines[j].className \|\| "";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	747 node = node.nextSibling;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	748 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	749 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	750 off += extra;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	751 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	752 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	753
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	754 function updateGutter() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	755 if (!options.gutter && !options.lineNumbers) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	756 var hText = mover.offsetHeight, hEditor = wrapper.clientHeight;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	757 gutter.style.height = (hText - hEditor < 2 ? hEditor : hText) + "px";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	758 var html = [];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	759 for (var i = showingFrom; i < showingTo; ++i) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	760 var marker = lines[i].gutterMarker;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	761 var text = options.lineNumbers ? i + options.firstLineNumber : null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	762 if (marker && marker.text)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	763 text = marker.text.replace("%N%", text != null ? text : "");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	764 else if (text == null)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	765 text = "\u00a0";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	766 html.push((marker && marker.style ? '<pre class="' + marker.style + '">' : "<pre>"), text, "</pre>");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	767 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	768 gutter.style.display = "none";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	769 gutterText.innerHTML = html.join("");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	770 var minwidth = String(lines.length).length, firstNode = gutterText.firstChild, val = eltText(firstNode), pad = "";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	771 while (val.length + pad.length < minwidth) pad += "\u00a0";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	772 if (pad) firstNode.insertBefore(document.createTextNode(pad), firstNode.firstChild);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	773 gutter.style.display = "";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	774 lineSpace.style.marginLeft = gutter.offsetWidth + "px";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	775 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	776 function updateCursor() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	777 var head = sel.inverted ? sel.from : sel.to;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	778 var x = charX(head.line, head.ch) + "px", y = (head.line - showingFrom) * lineHeight() + "px";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	779 inputDiv.style.top = y; inputDiv.style.left = x;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	780 if (posEq(sel.from, sel.to)) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	781 cursor.style.top = y; cursor.style.left = x;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	782 cursor.style.display = "";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	783 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	784 else cursor.style.display = "none";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	785 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	786
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	787 // Update the selection. Last two args are only used by
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	788 // updateLines, since they have to be expressed in the line
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	789 // numbers before the update.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	790 function setSelection(from, to, oldFrom, oldTo) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	791 if (posEq(sel.from, from) && posEq(sel.to, to)) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	792 var sh = shiftSelecting && clipPos(shiftSelecting);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	793 if (posLess(to, from)) {var tmp = to; to = from; from = tmp;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	794 if (sh) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	795 if (posLess(sh, from)) from = sh;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	796 else if (posLess(to, sh)) to = sh;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	797 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	798
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	799 var startEq = posEq(sel.to, to), endEq = posEq(sel.from, from);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	800 if (posEq(from, to)) sel.inverted = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	801 else if (startEq && !endEq) sel.inverted = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	802 else if (endEq && !startEq) sel.inverted = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	803
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	804 // Some ugly logic used to only mark the lines that actually did
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	805 // see a change in selection as changed, rather than the whole
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	806 // selected range.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	807 if (oldFrom == null) {oldFrom = sel.from.line; oldTo = sel.to.line;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	808 if (posEq(from, to)) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	809 if (!posEq(sel.from, sel.to))
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	810 changes.push({from: oldFrom, to: oldTo + 1});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	811 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	812 else if (posEq(sel.from, sel.to)) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	813 changes.push({from: from.line, to: to.line + 1});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	814 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	815 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	816 if (!posEq(from, sel.from)) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	817 if (from.line < oldFrom)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	818 changes.push({from: from.line, to: Math.min(to.line, oldFrom) + 1});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	819 else
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	820 changes.push({from: oldFrom, to: Math.min(oldTo, from.line) + 1});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	821 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	822 if (!posEq(to, sel.to)) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	823 if (to.line < oldTo)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	824 changes.push({from: Math.max(oldFrom, from.line), to: oldTo + 1});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	825 else
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	826 changes.push({from: Math.max(from.line, oldTo), to: to.line + 1});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	827 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	828 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	829 sel.from = from; sel.to = to;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	830 selectionChanged = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	831 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	832 function setCursor(line, ch) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	833 var pos = clipPos({line: line, ch: ch \|\| 0});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	834 setSelection(pos, pos);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	835 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	836
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	837 function clipLine(n) {return Math.max(0, Math.min(n, lines.length-1));}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	838 function clipPos(pos) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	839 if (pos.line < 0) return {line: 0, ch: 0};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	840 if (pos.line >= lines.length) return {line: lines.length-1, ch: lines[lines.length-1].text.length};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	841 var ch = pos.ch, linelen = lines[pos.line].text.length;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	842 if (ch == null \|\| ch > linelen) return {line: pos.line, ch: linelen};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	843 else if (ch < 0) return {line: pos.line, ch: 0};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	844 else return pos;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	845 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	846
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	847 function scrollPage(down) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	848 var linesPerPage = Math.floor(wrapper.clientHeight / lineHeight()), head = sel.inverted ? sel.from : sel.to;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	849 setCursor(head.line + (Math.max(linesPerPage - 1, 1) * (down ? 1 : -1)), head.ch);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	850 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	851 function scrollEnd(top) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	852 setCursor(top ? 0 : lines.length - 1);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	853 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	854 function selectAll() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	855 var endLine = lines.length - 1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	856 setSelection({line: 0, ch: 0}, {line: endLine, ch: lines[endLine].text.length});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	857 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	858 function selectWordAt(pos) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	859 var line = lines[pos.line].text;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	860 var start = pos.ch, end = pos.ch;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	861 while (start > 0 && /\w/.test(line.charAt(start - 1))) --start;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	862 while (end < line.length - 1 && /\w/.test(line.charAt(end))) ++end;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	863 setSelection({line: pos.line, ch: start}, {line: pos.line, ch: end});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	864 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	865 function handleEnter() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	866 replaceSelection("\n", "end");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	867 if (options.enterMode != "flat")
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	868 indentLine(sel.from.line, options.enterMode == "keep" ? "prev" : "smart");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	869 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	870 function handleTab(shift) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	871 shiftSelecting = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	872 switch (options.tabMode) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	873 case "default":
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	874 return false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	875 case "indent":
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	876 for (var i = sel.from.line, e = sel.to.line; i <= e; ++i) indentLine(i, "smart");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	877 break;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	878 case "classic":
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	879 if (posEq(sel.from, sel.to)) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	880 if (shift) indentLine(sel.from.line, "smart");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	881 else replaceSelection("\t", "end");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	882 break;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	883 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	884 case "shift":
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	885 for (var i = sel.from.line, e = sel.to.line; i <= e; ++i) indentLine(i, shift ? "subtract" : "add");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	886 break;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	887 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	888 return true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	889 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	890
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	891 function indentLine(n, how) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	892 if (how == "smart") {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	893 if (!mode.indent) how = "prev";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	894 else var state = getStateBefore(n);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	895 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	896
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	897 var line = lines[n], curSpace = line.indentation(), curSpaceString = line.text.match(/^\s*/)[0], indentation;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	898 if (how == "prev") {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	899 if (n) indentation = lines[n-1].indentation();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	900 else indentation = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	901 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	902 else if (how == "smart") indentation = mode.indent(state, line.text.slice(curSpaceString.length));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	903 else if (how == "add") indentation = curSpace + options.indentUnit;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	904 else if (how == "subtract") indentation = curSpace - options.indentUnit;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	905 indentation = Math.max(0, indentation);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	906 var diff = indentation - curSpace;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	907
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	908 if (!diff) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	909 if (sel.from.line != n && sel.to.line != n) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	910 var indentString = curSpaceString;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	911 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	912 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	913 var indentString = "", pos = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	914 if (options.indentWithTabs)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	915 for (var i = Math.floor(indentation / tabSize); i; --i) {pos += tabSize; indentString += "\t";}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	916 while (pos < indentation) {++pos; indentString += " ";}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	917 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	918
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	919 replaceRange(indentString, {line: n, ch: 0}, {line: n, ch: curSpaceString.length});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	920 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	921
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	922 function loadMode() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	923 mode = CodeMirror.getMode(options, options.mode);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	924 for (var i = 0, l = lines.length; i < l; ++i)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	925 lines[i].stateAfter = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	926 work = [0];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	927 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	928 function gutterChanged() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	929 var visible = options.gutter \|\| options.lineNumbers;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	930 gutter.style.display = visible ? "" : "none";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	931 if (visible) updateGutter();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	932 else lineDiv.parentNode.style.marginLeft = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	933 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	934
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	935 function markText(from, to, className) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	936 from = clipPos(from); to = clipPos(to);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	937 var accum = [];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	938 function add(line, from, to, className) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	939 var line = lines[line], mark = line.addMark(from, to, className);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	940 mark.line = line;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	941 accum.push(mark);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	942 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	943 if (from.line == to.line) add(from.line, from.ch, to.ch, className);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	944 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	945 add(from.line, from.ch, null, className);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	946 for (var i = from.line + 1, e = to.line; i < e; ++i)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	947 add(i, 0, null, className);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	948 add(to.line, 0, to.ch, className);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	949 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	950 changes.push({from: from.line, to: to.line + 1});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	951 return function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	952 var start, end;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	953 for (var i = 0; i < accum.length; ++i) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	954 var mark = accum[i], found = indexOf(lines, mark.line);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	955 mark.line.removeMark(mark);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	956 if (found > -1) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	957 if (start == null) start = found;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	958 end = found;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	959 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	960 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	961 if (start != null) changes.push({from: start, to: end + 1});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	962 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	963 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	964
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	965 function addGutterMarker(line, text, className) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	966 if (typeof line == "number") line = lines[clipLine(line)];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	967 line.gutterMarker = {text: text, style: className};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	968 updateGutter();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	969 return line;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	970 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	971 function removeGutterMarker(line) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	972 if (typeof line == "number") line = lines[clipLine(line)];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	973 line.gutterMarker = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	974 updateGutter();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	975 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	976 function setLineClass(line, className) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	977 if (typeof line == "number") {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	978 var no = line;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	979 line = lines[clipLine(line)];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	980 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	981 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	982 var no = indexOf(lines, line);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	983 if (no == -1) return null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	984 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	985 line.className = className;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	986 changes.push({from: no, to: no + 1});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	987 return line;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	988 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	989
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	990 function lineInfo(line) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	991 if (typeof line == "number") {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	992 var n = line;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	993 line = lines[line];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	994 if (!line) return null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	995 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	996 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	997 var n = indexOf(lines, line);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	998 if (n == -1) return null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	999 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1000 var marker = line.gutterMarker;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1001 return {line: n, text: line.text, markerText: marker && marker.text, markerClass: marker && marker.style};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1002 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1003
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1004 // These are used to go from pixel positions to character
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1005 // positions, taking tabs into account.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1006 function charX(line, pos) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1007 var text = lines[line].text, span = measure.firstChild;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1008 if (text.lastIndexOf("\t", pos) == -1) return pos * charWidth();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1009 var old = span.firstChild.nodeValue;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1010 try {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1011 span.firstChild.nodeValue = text.slice(0, pos);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1012 return span.offsetWidth;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1013 } finally {span.firstChild.nodeValue = old;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1014 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1015 function charFromX(line, x) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1016 var text = lines[line].text, cw = charWidth();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1017 if (x <= 0) return 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1018 if (text.indexOf("\t") == -1) return Math.min(text.length, Math.round(x / cw));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1019 var mspan = measure.firstChild, mtext = mspan.firstChild, old = mtext.nodeValue;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1020 try {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1021 mtext.nodeValue = text;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1022 var from = 0, fromX = 0, to = text.length, toX = mspan.offsetWidth;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1023 if (x > toX) return to;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1024 for (;;) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1025 if (to - from <= 1) return (toX - x > x - fromX) ? from : to;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1026 var middle = Math.ceil((from + to) / 2);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1027 mtext.nodeValue = text.slice(0, middle);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1028 var curX = mspan.offsetWidth;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1029 if (curX > x) {to = middle; toX = curX;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1030 else {from = middle; fromX = curX;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1031 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1032 } finally {mtext.nodeValue = old;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1033 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1034
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1035 function localCoords(pos, inLineWrap) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1036 var lh = lineHeight(), line = pos.line - (inLineWrap ? showingFrom : 0);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1037 return {x: charX(pos.line, pos.ch), y: line * lh, yBot: (line + 1) * lh};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1038 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1039 function pageCoords(pos) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1040 var local = localCoords(pos, true), off = eltOffset(lineSpace);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1041 return {x: off.left + local.x, y: off.top + local.y, yBot: off.top + local.yBot};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1042 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1043
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1044 function lineHeight() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1045 var nlines = lineDiv.childNodes.length;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1046 if (nlines) return lineDiv.offsetHeight / nlines;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1047 else return measure.firstChild.offsetHeight \|\| 1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1048 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1049 function charWidth() {return (measure.firstChild.offsetWidth \|\| 320) / 40;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1050 function paddingTop() {return lineSpace.offsetTop;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1051 function paddingLeft() {return lineSpace.offsetLeft;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1052
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1053 function posFromMouse(e, liberal) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1054 var off = eltOffset(lineSpace),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1055 x = e.pageX() - off.left,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1056 y = e.pageY() - off.top;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1057 if (!liberal && e.target() != lineSpace.parentNode && !(e.target() == wrapper && y > (lines.length * lineHeight())))
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1058 for (var n = e.target(); n != lineDiv && n != cursor; n = n.parentNode)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1059 if (!n \|\| n == wrapper) return null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1060 var line = showingFrom + Math.floor(y / lineHeight());
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1061 return clipPos({line: line, ch: charFromX(clipLine(line), x)});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1062 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1063 function onContextMenu(e) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1064 var pos = posFromMouse(e);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1065 if (!pos \|\| window.opera) return; // Opera is difficult.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1066 if (posEq(sel.from, sel.to) \|\| posLess(pos, sel.from) \|\| !posLess(pos, sel.to))
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1067 setCursor(pos.line, pos.ch);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1068
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1069 var oldCSS = input.style.cssText;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1070 input.style.cssText = "position: fixed; width: 30px; height: 30px; top: " + (e.pageY() - 1) +
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1071 "px; left: " + (e.pageX() - 1) + "px; z-index: 1000; background: white; " +
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1072 "border-width: 0; outline: none; overflow: hidden;";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1073 var val = input.value = getSelection();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1074 input.focus();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1075 setSelRange(input, 0, val.length);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1076 if (gecko) e.stop();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1077 leaveInputAlone = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1078 setTimeout(function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1079 if (input.value != val) operation(replaceSelection)(input.value, "end");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1080 input.style.cssText = oldCSS;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1081 leaveInputAlone = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1082 prepareInput();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1083 slowPoll();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1084 }, 50);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1085 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1086
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1087 // Cursor-blinking
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1088 function restartBlink() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1089 clearInterval(blinker);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1090 var on = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1091 cursor.style.visibility = "";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1092 blinker = setInterval(function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1093 cursor.style.visibility = (on = !on) ? "" : "hidden";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1094 }, 650);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1095 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1096
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1097 var matching = {"(": ")>", ")": "(<", "[": "]>", "]": "[<", "{": "}>", "}": "{<"};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1098 function matchBrackets(autoclear) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1099 var head = sel.inverted ? sel.from : sel.to, line = lines[head.line], pos = head.ch - 1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1100 var match = (pos >= 0 && matching[line.text.charAt(pos)]) \|\| matching[line.text.charAt(++pos)];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1101 if (!match) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1102 var ch = match.charAt(0), forward = match.charAt(1) == ">", d = forward ? 1 : -1, st = line.styles;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1103 for (var off = pos + 1, i = 0, e = st.length; i < e; i+=2)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1104 if ((off -= st[i].length) <= 0) {var style = st[i+1]; break;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1105
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1106 var stack = [line.text.charAt(pos)], re = /[(){}[\]]/;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1107 function scan(line, from, to) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1108 if (!line.text) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1109 var st = line.styles, pos = forward ? 0 : line.text.length - 1, cur;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1110 for (var i = forward ? 0 : st.length - 2, e = forward ? st.length : -2; i != e; i += 2*d) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1111 var text = st[i];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1112 if (st[i+1] != null && st[i+1] != style) {pos += d * text.length; continue;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1113 for (var j = forward ? 0 : text.length - 1, te = forward ? text.length : -1; j != te; j += d, pos+=d) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1114 if (pos >= from && pos < to && re.test(cur = text.charAt(j))) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1115 var match = matching[cur];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1116 if (match.charAt(1) == ">" == forward) stack.push(cur);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1117 else if (stack.pop() != match.charAt(0)) return {pos: pos, match: false};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1118 else if (!stack.length) return {pos: pos, match: true};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1119 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1120 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1121 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1122 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1123 for (var i = head.line, e = forward ? Math.min(i + 50, lines.length) : Math.max(0, i - 50); i != e; i+=d) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1124 var line = lines[i], first = i == head.line;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1125 var found = scan(line, first && forward ? pos + 1 : 0, first && !forward ? pos : line.text.length);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1126 if (found) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1127 var style = found.match ? "CodeMirror-matchingbracket" : "CodeMirror-nonmatchingbracket";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1128 var one = markText({line: head.line, ch: pos}, {line: head.line, ch: pos+1}, style),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1129 two = markText({line: i, ch: found.pos}, {line: i, ch: found.pos + 1}, style);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1130 var clear = operation(function(){one(); two();});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1131 if (autoclear) setTimeout(clear, 800);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1132 else bracketHighlighted = clear;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1133 break;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1134 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1135 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1136 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1137
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1138 // Finds the line to start with when starting a parse. Tries to
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1139 // find a line with a stateAfter, so that it can start with a
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1140 // valid state. If that fails, it returns the line with the
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1141 // smallest indentation, which tends to need the least context to
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1142 // parse correctly.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1143 function findStartLine(n) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1144 var minindent, minline;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1145 for (var search = n, lim = n - 40; search > lim; --search) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1146 if (search == 0) return 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1147 var line = lines[search-1];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1148 if (line.stateAfter) return search;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1149 var indented = line.indentation();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1150 if (minline == null \|\| minindent > indented) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1151 minline = search;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1152 minindent = indented;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1153 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1154 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1155 return minline;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1156 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1157 function getStateBefore(n) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1158 var start = findStartLine(n), state = start && lines[start-1].stateAfter;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1159 if (!state) state = startState(mode);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1160 else state = copyState(mode, state);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1161 for (var i = start; i < n; ++i) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1162 var line = lines[i];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1163 line.highlight(mode, state);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1164 line.stateAfter = copyState(mode, state);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1165 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1166 if (!lines[n].stateAfter) work.push(n);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1167 return state;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1168 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1169 function highlightWorker() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1170 var end = +new Date + options.workTime;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1171 while (work.length) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1172 if (!lines[showingFrom].stateAfter) var task = showingFrom;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1173 else var task = work.pop();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1174 if (task >= lines.length) continue;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1175 var start = findStartLine(task), state = start && lines[start-1].stateAfter;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1176 if (state) state = copyState(mode, state);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1177 else state = startState(mode);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1178
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1179 for (var i = start, l = lines.length; i < l; ++i) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1180 var line = lines[i], hadState = line.stateAfter;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1181 if (+new Date > end) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1182 work.push(i);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1183 startWorker(options.workDelay);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1184 changes.push({from: task, to: i});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1185 return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1186 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1187 var changed = line.highlight(mode, state);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1188 line.stateAfter = copyState(mode, state);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1189 if (hadState && !changed && line.text) break;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1190 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1191 changes.push({from: task, to: i});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1192 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1193 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1194 function startWorker(time) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1195 if (!work.length) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1196 highlight.set(time, operation(highlightWorker));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1197 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1198
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1199 // Operations are used to wrap changes in such a way that each
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1200 // change won't have to update the cursor and display (which would
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1201 // be awkward, slow, and error-prone), but instead updates are
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1202 // batched and then all combined and executed at once.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1203 function startOperation() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1204 updateInput = null; changes = []; textChanged = selectionChanged = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1205 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1206 function endOperation() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1207 var reScroll = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1208 if (selectionChanged) reScroll = !scrollCursorIntoView();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1209 if (changes.length) updateDisplay(changes);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1210 else if (selectionChanged) updateCursor();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1211 if (reScroll) scrollCursorIntoView();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1212 if (selectionChanged) restartBlink();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1213
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1214 // updateInput can be set to a boolean value to force/prevent an
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1215 // update.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1216 if (!leaveInputAlone && (updateInput === true \|\| (updateInput !== false && selectionChanged)))
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1217 prepareInput();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1218
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1219 if (selectionChanged && options.onCursorActivity)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1220 options.onCursorActivity(instance);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1221 if (textChanged && options.onChange)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1222 options.onChange(instance);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1223 if (selectionChanged && options.matchBrackets)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1224 setTimeout(operation(function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1225 if (bracketHighlighted) {bracketHighlighted(); bracketHighlighted = null;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1226 matchBrackets(false);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1227 }), 20);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1228 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1229 var nestedOperation = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1230 function operation(f) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1231 return function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1232 if (!nestedOperation++) startOperation();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1233 try {var result = f.apply(this, arguments);}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1234 finally {if (!--nestedOperation) endOperation();}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1235 return result;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1236 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1237 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1238
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1239 function SearchCursor(query, pos, caseFold) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1240 this.atOccurrence = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1241 if (caseFold == null) caseFold = typeof query == "string" && query == query.toLowerCase();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1242
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1243 if (pos && typeof pos == "object") pos = clipPos(pos);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1244 else pos = {line: 0, ch: 0};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1245 this.pos = {from: pos, to: pos};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1246
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1247 // The matches method is filled in based on the type of query.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1248 // It takes a position and a direction, and returns an object
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1249 // describing the next occurrence of the query, or null if no
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1250 // more matches were found.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1251 if (typeof query != "string") // Regexp match
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1252 this.matches = function(reverse, pos) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1253 if (reverse) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1254 var line = lines[pos.line].text.slice(0, pos.ch), match = line.match(query), start = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1255 while (match) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1256 var ind = line.indexOf(match[0]);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1257 start += ind;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1258 line = line.slice(ind + 1);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1259 var newmatch = line.match(query);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1260 if (newmatch) match = newmatch;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1261 else break;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1262 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1263 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1264 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1265 var line = lines[pos.line].text.slice(pos.ch), match = line.match(query),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1266 start = match && pos.ch + line.indexOf(match[0]);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1267 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1268 if (match)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1269 return {from: {line: pos.line, ch: start},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1270 to: {line: pos.line, ch: start + match[0].length},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1271 match: match};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1272 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1273 else { // String query
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1274 if (caseFold) query = query.toLowerCase();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1275 var fold = caseFold ? function(str){return str.toLowerCase();} : function(str){return str;};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1276 var target = query.split("\n");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1277 // Different methods for single-line and multi-line queries
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1278 if (target.length == 1)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1279 this.matches = function(reverse, pos) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1280 var line = fold(lines[pos.line].text), len = query.length, match;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1281 if (reverse ? (pos.ch >= len && (match = line.lastIndexOf(query, pos.ch - len)) != -1)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1282 : (match = line.indexOf(query, pos.ch)) != -1)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1283 return {from: {line: pos.line, ch: match},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1284 to: {line: pos.line, ch: match + len}};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1285 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1286 else
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1287 this.matches = function(reverse, pos) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1288 var ln = pos.line, idx = (reverse ? target.length - 1 : 0), match = target[idx], line = fold(lines[ln].text);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1289 var offsetA = (reverse ? line.indexOf(match) + match.length : line.lastIndexOf(match));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1290 if (reverse ? offsetA >= pos.ch \|\| offsetA != match.length
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1291 : offsetA <= pos.ch \|\| offsetA != line.length - match.length)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1292 return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1293 for (;;) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1294 if (reverse ? !ln : ln == lines.length - 1) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1295 line = fold(lines[ln += reverse ? -1 : 1].text);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1296 match = target[reverse ? --idx : ++idx];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1297 if (idx > 0 && idx < target.length - 1) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1298 if (line != match) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1299 else continue;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1300 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1301 var offsetB = (reverse ? line.lastIndexOf(match) : line.indexOf(match) + match.length);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1302 if (reverse ? offsetB != line.length - match.length : offsetB != match.length)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1303 return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1304 var start = {line: pos.line, ch: offsetA}, end = {line: ln, ch: offsetB};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1305 return {from: reverse ? end : start, to: reverse ? start : end};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1306 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1307 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1308 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1309 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1310
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1311 SearchCursor.prototype = {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1312 findNext: function() {return this.find(false);},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1313 findPrevious: function() {return this.find(true);},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1314
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1315 find: function(reverse) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1316 var self = this, pos = clipPos(reverse ? this.pos.from : this.pos.to);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1317 function savePosAndFail(line) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1318 var pos = {line: line, ch: 0};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1319 self.pos = {from: pos, to: pos};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1320 self.atOccurrence = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1321 return false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1322 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1323
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1324 for (;;) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1325 if (this.pos = this.matches(reverse, pos)) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1326 this.atOccurrence = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1327 return this.pos.match \|\| true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1328 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1329 if (reverse) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1330 if (!pos.line) return savePosAndFail(0);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1331 pos = {line: pos.line-1, ch: lines[pos.line-1].text.length};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1332 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1333 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1334 if (pos.line == lines.length - 1) return savePosAndFail(lines.length);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1335 pos = {line: pos.line+1, ch: 0};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1336 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1337 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1338 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1339
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1340 from: function() {if (this.atOccurrence) return copyPos(this.pos.from);},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1341 to: function() {if (this.atOccurrence) return copyPos(this.pos.to);}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1342 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1343
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1344 return instance;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1345 } // (end of function CodeMirror)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1346
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1347 // The default configuration options.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1348 CodeMirror.defaults = {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1349 value: "",
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1350 mode: null,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1351 indentUnit: 2,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1352 indentWithTabs: false,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1353 tabMode: "classic",
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1354 enterMode: "indent",
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1355 electricChars: true,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1356 onKeyEvent: null,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1357 lineNumbers: false,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1358 gutter: false,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1359 firstLineNumber: 1,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1360 readOnly: false,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1361 onChange: null,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1362 onCursorActivity: null,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1363 onGutterClick: null,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1364 onFocus: null, onBlur: null, onScroll: null,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1365 matchBrackets: false,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1366 workTime: 100,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1367 workDelay: 200,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1368 undoDepth: 40,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1369 tabindex: null
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1370 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1371
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1372 // Known modes, by name and by MIME
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1373 var modes = {}, mimeModes = {};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1374 CodeMirror.defineMode = function(name, mode) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1375 if (!CodeMirror.defaults.mode && name != "null") CodeMirror.defaults.mode = name;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1376 modes[name] = mode;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1377 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1378 CodeMirror.defineMIME = function(mime, spec) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1379 mimeModes[mime] = spec;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1380 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1381 CodeMirror.getMode = function(options, spec) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1382 if (typeof spec == "string" && mimeModes.hasOwnProperty(spec))
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1383 spec = mimeModes[spec];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1384 if (typeof spec == "string")
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1385 var mname = spec, config = {};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1386 else
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1387 var mname = spec.name, config = spec;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1388 var mfactory = modes[mname];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1389 if (!mfactory) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1390 if (window.console) console.warn("No mode " + mname + " found, falling back to plain text.");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1391 return CodeMirror.getMode(options, "text/plain");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1392 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1393 return mfactory(options, config);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1394 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1395 CodeMirror.listModes = function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1396 var list = [];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1397 for (var m in modes)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1398 if (modes.propertyIsEnumerable(m)) list.push(m);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1399 return list;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1400 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1401 CodeMirror.listMIMEs = function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1402 var list = [];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1403 for (var m in mimeModes)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1404 if (mimeModes.propertyIsEnumerable(m)) list.push(m);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1405 return list;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1406 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1407
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1408 CodeMirror.fromTextArea = function(textarea, options) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1409 if (!options) options = {};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1410 options.value = textarea.value;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1411 if (!options.tabindex && textarea.tabindex)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1412 options.tabindex = textarea.tabindex;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1413
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1414 function save() {textarea.value = instance.getValue();}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1415 if (textarea.form) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1416 // Deplorable hack to make the submit method do the right thing.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1417 var rmSubmit = connect(textarea.form, "submit", save, true);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1418 if (typeof textarea.form.submit == "function") {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1419 var realSubmit = textarea.form.submit;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1420 function wrappedSubmit() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1421 save();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1422 textarea.form.submit = realSubmit;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1423 textarea.form.submit();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1424 textarea.form.submit = wrappedSubmit;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1425 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1426 textarea.form.submit = wrappedSubmit;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1427 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1428 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1429
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1430 textarea.style.display = "none";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1431 var instance = CodeMirror(function(node) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1432 textarea.parentNode.insertBefore(node, textarea.nextSibling);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1433 }, options);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1434 instance.save = save;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1435 instance.toTextArea = function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1436 save();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1437 textarea.parentNode.removeChild(instance.getWrapperElement());
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1438 textarea.style.display = "";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1439 if (textarea.form) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1440 rmSubmit();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1441 if (typeof textarea.form.submit == "function")
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1442 textarea.form.submit = realSubmit;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1443 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1444 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1445 return instance;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1446 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1447
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1448 // Utility functions for working with state. Exported because modes
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1449 // sometimes need to do this.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1450 function copyState(mode, state) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1451 if (state === true) return state;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1452 if (mode.copyState) return mode.copyState(state);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1453 var nstate = {};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1454 for (var n in state) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1455 var val = state[n];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1456 if (val instanceof Array) val = val.concat([]);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1457 nstate[n] = val;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1458 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1459 return nstate;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1460 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1461 CodeMirror.startState = startState;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1462 function startState(mode, a1, a2) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1463 return mode.startState ? mode.startState(a1, a2) : true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1464 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1465 CodeMirror.copyState = copyState;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1466
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1467 // The character stream used by a mode's parser.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1468 function StringStream(string) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1469 this.pos = this.start = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1470 this.string = string;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1471 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1472 StringStream.prototype = {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1473 eol: function() {return this.pos >= this.string.length;},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1474 sol: function() {return this.pos == 0;},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1475 peek: function() {return this.string.charAt(this.pos);},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1476 next: function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1477 if (this.pos < this.string.length)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1478 return this.string.charAt(this.pos++);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1479 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1480 eat: function(match) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1481 var ch = this.string.charAt(this.pos);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1482 if (typeof match == "string") var ok = ch == match;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1483 else var ok = ch && (match.test ? match.test(ch) : match(ch));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1484 if (ok) {++this.pos; return ch;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1485 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1486 eatWhile: function(match) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1487 var start = this.start;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1488 while (this.eat(match)){}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1489 return this.pos > start;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1490 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1491 eatSpace: function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1492 var start = this.pos;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1493 while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) ++this.pos;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1494 return this.pos > start;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1495 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1496 skipToEnd: function() {this.pos = this.string.length;},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1497 skipTo: function(ch) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1498 var found = this.string.indexOf(ch, this.pos);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1499 if (found > -1) {this.pos = found; return true;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1500 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1501 backUp: function(n) {this.pos -= n;},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1502 column: function() {return countColumn(this.string, this.start);},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1503 indentation: function() {return countColumn(this.string);},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1504 match: function(pattern, consume, caseInsensitive) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1505 if (typeof pattern == "string") {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1506 function cased(str) {return caseInsensitive ? str.toLowerCase() : str;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1507 if (cased(this.string).indexOf(cased(pattern), this.pos) == this.pos) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1508 if (consume !== false) this.pos += pattern.length;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1509 return true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1510 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1511 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1512 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1513 var match = this.string.slice(this.pos).match(pattern);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1514 if (match && consume !== false) this.pos += match[0].length;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1515 return match;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1516 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1517 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1518 current: function(){return this.string.slice(this.start, this.pos);}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1519 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1520
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1521 // Line objects. These hold state related to a line, including
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1522 // highlighting info (the styles array).
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1523 function Line(text, styles) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1524 this.styles = styles \|\| [text, null];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1525 this.stateAfter = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1526 this.text = text;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1527 this.marked = this.gutterMarker = this.className = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1528 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1529 Line.prototype = {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1530 // Replace a piece of a line, keeping the styles around it intact.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1531 replace: function(from, to, text) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1532 var st = [], mk = this.marked;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1533 copyStyles(0, from, this.styles, st);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1534 if (text) st.push(text, null);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1535 copyStyles(to, this.text.length, this.styles, st);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1536 this.styles = st;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1537 this.text = this.text.slice(0, from) + text + this.text.slice(to);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1538 this.stateAfter = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1539 if (mk) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1540 var diff = text.length - (to - from), end = this.text.length;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1541 function fix(n) {return n <= Math.min(to, to + diff) ? n : n + diff;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1542 for (var i = 0; i < mk.length; ++i) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1543 var mark = mk[i], del = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1544 if (mark.from >= end) del = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1545 else {mark.from = fix(mark.from); if (mark.to != null) mark.to = fix(mark.to);}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1546 if (del \|\| mark.from >= mark.to) {mk.splice(i, 1); i--;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1547 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1548 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1549 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1550 // Split a line in two, again keeping styles intact.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1551 split: function(pos, textBefore) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1552 var st = [textBefore, null];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1553 copyStyles(pos, this.text.length, this.styles, st);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1554 return new Line(textBefore + this.text.slice(pos), st);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1555 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1556 addMark: function(from, to, style) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1557 var mk = this.marked, mark = {from: from, to: to, style: style};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1558 if (this.marked == null) this.marked = [];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1559 this.marked.push(mark);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1560 this.marked.sort(function(a, b){return a.from - b.from;});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1561 return mark;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1562 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1563 removeMark: function(mark) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1564 var mk = this.marked;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1565 if (!mk) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1566 for (var i = 0; i < mk.length; ++i)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1567 if (mk[i] == mark) {mk.splice(i, 1); break;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1568 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1569 // Run the given mode's parser over a line, update the styles
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1570 // array, which contains alternating fragments of text and CSS
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1571 // classes.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1572 highlight: function(mode, state) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1573 var stream = new StringStream(this.text), st = this.styles, pos = 0, changed = false;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1574 while (!stream.eol()) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1575 var style = mode.token(stream, state);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1576 var substr = this.text.slice(stream.start, stream.pos);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1577 stream.start = stream.pos;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1578 if (pos && st[pos-1] == style)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1579 st[pos-2] += substr;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1580 else if (substr) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1581 if (!changed && st[pos] != substr \|\| st[pos+1] != style) changed = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1582 st[pos++] = substr; st[pos++] = style;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1583 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1584 // Give up when line is ridiculously long
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1585 if (stream.pos > 5000) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1586 st[pos++] = this.text.slice(stream.pos); st[pos++] = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1587 break;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1588 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1589 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1590 if (st.length != pos) {st.length = pos; changed = true;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1591 return changed;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1592 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1593 // Fetch the parser token for a given character. Useful for hacks
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1594 // that want to inspect the mode state (say, for completion).
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1595 getTokenAt: function(mode, state, ch) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1596 var txt = this.text, stream = new StringStream(txt);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1597 while (stream.pos < ch && !stream.eol()) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1598 stream.start = stream.pos;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1599 var style = mode.token(stream, state);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1600 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1601 return {start: stream.start,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1602 end: stream.pos,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1603 string: stream.current(),
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1604 className: style \|\| null,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1605 state: state};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1606 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1607 indentation: function() {return countColumn(this.text);},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1608 // Produces an HTML fragment for the line, taking selection,
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1609 // marking, and highlighting into account.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1610 getHTML: function(sfrom, sto, includePre) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1611 var html = [];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1612 if (includePre)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1613 html.push(this.className ? '<pre class="' + this.className + '">': "<pre>");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1614 function span(text, style) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1615 if (!text) return;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1616 if (style) html.push('<span class="', style, '">', htmlEscape(text), "</span>");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1617 else html.push(htmlEscape(text));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1618 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1619 var st = this.styles, allText = this.text, marked = this.marked;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1620 if (sfrom == sto) sfrom = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1621
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1622 if (!allText)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1623 span(" ", sfrom != null && sto == null ? "CodeMirror-selected" : null);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1624 else if (!marked && sfrom == null)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1625 for (var i = 0, e = st.length; i < e; i+=2) span(st[i], st[i+1]);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1626 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1627 var pos = 0, i = 0, text = "", style, sg = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1628 var markpos = -1, mark = null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1629 function nextMark() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1630 if (marked) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1631 markpos += 1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1632 mark = (markpos < marked.length) ? marked[markpos] : null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1633 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1634 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1635 nextMark();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1636 while (pos < allText.length) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1637 var upto = allText.length;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1638 var extraStyle = "";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1639 if (sfrom != null) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1640 if (sfrom > pos) upto = sfrom;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1641 else if (sto == null \|\| sto > pos) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1642 extraStyle = " CodeMirror-selected";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1643 if (sto != null) upto = Math.min(upto, sto);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1644 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1645 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1646 while (mark && mark.to != null && mark.to <= pos) nextMark();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1647 if (mark) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1648 if (mark.from > pos) upto = Math.min(upto, mark.from);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1649 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1650 extraStyle += " " + mark.style;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1651 if (mark.to != null) upto = Math.min(upto, mark.to);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1652 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1653 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1654 for (;;) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1655 var end = pos + text.length;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1656 var apliedStyle = style;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1657 if (extraStyle) apliedStyle = style ? style + extraStyle : extraStyle;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1658 span(end > upto ? text.slice(0, upto - pos) : text, apliedStyle);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1659 if (end >= upto) {text = text.slice(upto - pos); pos = upto; break;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1660 pos = end;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1661 text = st[i++]; style = st[i++];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1662 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1663 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1664 if (sfrom != null && sto == null) span(" ", "CodeMirror-selected");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1665 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1666 if (includePre) html.push("</pre>");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1667 return html.join("");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1668 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1669 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1670 // Utility used by replace and split above
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1671 function copyStyles(from, to, source, dest) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1672 for (var i = 0, pos = 0, state = 0; pos < to; i+=2) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1673 var part = source[i], end = pos + part.length;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1674 if (state == 0) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1675 if (end > from) dest.push(part.slice(from - pos, Math.min(part.length, to - pos)), source[i+1]);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1676 if (end >= from) state = 1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1677 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1678 else if (state == 1) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1679 if (end > to) dest.push(part.slice(0, to - pos), source[i+1]);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1680 else dest.push(part, source[i+1]);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1681 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1682 pos = end;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1683 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1684 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1685
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1686 // The history object 'chunks' changes that are made close together
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1687 // and at almost the same time into bigger undoable units.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1688 function History() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1689 this.time = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1690 this.done = []; this.undone = [];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1691 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1692 History.prototype = {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1693 addChange: function(start, added, old) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1694 this.undone.length = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1695 var time = +new Date, last = this.done[this.done.length - 1];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1696 if (time - this.time > 400 \|\| !last \|\|
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1697 last.start > start + added \|\| last.start + last.added < start - last.added + last.old.length)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1698 this.done.push({start: start, added: added, old: old});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1699 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1700 var oldoff = 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1701 if (start < last.start) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1702 for (var i = last.start - start - 1; i >= 0; --i)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1703 last.old.unshift(old[i]);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1704 last.added += last.start - start;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1705 last.start = start;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1706 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1707 else if (last.start < start) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1708 oldoff = start - last.start;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1709 added += oldoff;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1710 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1711 for (var i = last.added - oldoff, e = old.length; i < e; ++i)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1712 last.old.push(old[i]);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1713 if (last.added < added) last.added = added;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1714 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1715 this.time = time;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1716 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1717 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1718
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1719 // Event stopping compatibility wrapper.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1720 function stopEvent() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1721 if (this.preventDefault) {this.preventDefault(); this.stopPropagation();}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1722 else {this.returnValue = false; this.cancelBubble = true;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1723 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1724 // Ensure an event has a stop method.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1725 function addStop(event) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1726 if (!event.stop) event.stop = stopEvent;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1727 return event;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1728 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1729
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1730 // Event wrapper, exposing the few operations we need.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1731 function Event(orig) {this.e = orig;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1732 Event.prototype = {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1733 stop: function() {stopEvent.call(this.e);},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1734 target: function() {return this.e.target \|\| this.e.srcElement;},
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1735 button: function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1736 if (this.e.which) return this.e.which;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1737 else if (this.e.button & 1) return 1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1738 else if (this.e.button & 2) return 3;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1739 else if (this.e.button & 4) return 2;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1740 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1741 pageX: function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1742 if (this.e.pageX != null) return this.e.pageX;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1743 else return this.e.clientX + document.body.scrollLeft + document.documentElement.scrollLeft;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1744 },
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1745 pageY: function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1746 if (this.e.pageY != null) return this.e.pageY;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1747 else return this.e.clientY + document.body.scrollTop + document.documentElement.scrollTop;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1748 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1749 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1750
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1751 // Event handler registration. If disconnect is true, it'll return a
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1752 // function that unregisters the handler.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1753 function connect(node, type, handler, disconnect) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1754 function wrapHandler(event) {handler(new Event(event \|\| window.event));}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1755 if (typeof node.addEventListener == "function") {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1756 node.addEventListener(type, wrapHandler, false);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1757 if (disconnect) return function() {node.removeEventListener(type, wrapHandler, false);};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1758 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1759 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1760 node.attachEvent("on" + type, wrapHandler);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1761 if (disconnect) return function() {node.detachEvent("on" + type, wrapHandler);};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1762 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1763 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1764
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1765 function Delayed() {this.id = null;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1766 Delayed.prototype = {set: function(ms, f) {clearTimeout(this.id); this.id = setTimeout(f, ms);}};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1767
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1768 // Some IE versions don't preserve whitespace when setting the
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1769 // innerHTML of a PRE tag.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1770 var badInnerHTML = (function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1771 var pre = document.createElement("pre");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1772 pre.innerHTML = " "; return !pre.innerHTML;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1773 })();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1774
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1775 var gecko = /gecko\/\d{7}/i.test(navigator.userAgent);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1776
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1777 var lineSep = "\n";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1778 // Feature-detect whether newlines in textareas are converted to \r\n
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1779 (function () {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1780 var te = document.createElement("textarea");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1781 te.value = "foo\nbar";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1782 if (te.value.indexOf("\r") > -1) lineSep = "\r\n";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1783 }());
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1784
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1785 var tabSize = 8;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1786 var mac = /Mac/.test(navigator.platform);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1787 var movementKeys = {};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1788 for (var i = 35; i <= 40; ++i)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1789 movementKeys[i] = movementKeys["c" + i] = true;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1790
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1791 // Counts the column offset in a string, taking tabs into account.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1792 // Used mostly to find indentation.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1793 function countColumn(string, end) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1794 if (end == null) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1795 end = string.search(/[^\s\u00a0]/);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1796 if (end == -1) end = string.length;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1797 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1798 for (var i = 0, n = 0; i < end; ++i) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1799 if (string.charAt(i) == "\t") n += tabSize - (n % tabSize);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1800 else ++n;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1801 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1802 return n;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1803 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1804
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1805 // Find the position of an element by following the offsetParent chain.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1806 function eltOffset(node) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1807 var x = 0, y = 0, n2 = node;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1808 for (var n = node; n; n = n.offsetParent) {x += n.offsetLeft; y += n.offsetTop;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1809 for (var n = node; n != document.body; n = n.parentNode) {x -= n.scrollLeft; y -= n.scrollTop;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1810 return {left: x, top: y};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1811 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1812 // Get a node's text content.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1813 function eltText(node) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1814 return node.textContent \|\| node.innerText \|\| node.nodeValue \|\| "";
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1815 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1816
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1817 // Operations on {line, ch} objects.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1818 function posEq(a, b) {return a.line == b.line && a.ch == b.ch;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1819 function posLess(a, b) {return a.line < b.line \|\| (a.line == b.line && a.ch < b.ch);}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1820 function copyPos(x) {return {line: x.line, ch: x.ch};}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1821
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1822 function htmlEscape(str) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1823 return str.replace(/[<&]/g, function(str) {return str == "&" ? "&" : "<";});
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1824 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1825
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1826 // Used to position the cursor after an undo/redo by finding the
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1827 // last edited character.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1828 function editEnd(from, to) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1829 if (!to) return from ? from.length : 0;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1830 if (!from) return to.length;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1831 for (var i = from.length, j = to.length; i >= 0 && j >= 0; --i, --j)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1832 if (from.charAt(i) != to.charAt(j)) break;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1833 return j + 1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1834 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1835
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1836 function indexOf(collection, elt) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1837 if (collection.indexOf) return collection.indexOf(elt);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1838 for (var i = 0, e = collection.length; i < e; ++i)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1839 if (collection[i] == elt) return i;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1840 return -1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1841 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1842
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1843 // See if "".split is the broken IE version, if so, provide an
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1844 // alternative way to split lines.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1845 if ("\n\nb".split(/\n/).length != 3)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1846 var splitLines = function(string) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1847 var pos = 0, nl, result = [];
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1848 while ((nl = string.indexOf("\n", pos)) > -1) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1849 result.push(string.slice(pos, string.charAt(nl-1) == "\r" ? nl - 1 : nl));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1850 pos = nl + 1;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1851 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1852 result.push(string.slice(pos));
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1853 return result;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1854 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1855 else
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1856 var splitLines = function(string){return string.split(/\r?\n/);};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1857
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1858 // Sane model of finding and setting the selection in a textarea
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1859 if (window.getSelection) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1860 var selRange = function(te) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1861 try {return {start: te.selectionStart, end: te.selectionEnd};}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1862 catch(e) {return null;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1863 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1864 var setSelRange = function(te, start, end) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1865 try {te.setSelectionRange(start, end);}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1866 catch(e) {} // Fails on Firefox when textarea isn't part of the document
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1867 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1868 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1869 // IE model. Don't ask.
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1870 else {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1871 var selRange = function(te) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1872 try {var range = document.selection.createRange();}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1873 catch(e) {return null;}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1874 if (!range \|\| range.parentElement() != te) return null;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1875 var val = te.value, len = val.length, localRange = te.createTextRange();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1876 localRange.moveToBookmark(range.getBookmark());
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1877 var endRange = te.createTextRange();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1878 endRange.collapse(false);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1879
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1880 if (localRange.compareEndPoints("StartToEnd", endRange) > -1)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1881 return {start: len, end: len};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1882
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1883 var start = -localRange.moveStart("character", -len);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1884 for (var i = val.indexOf("\r"); i > -1 && i < start; i = val.indexOf("\r", i+1), start++) {}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1885
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1886 if (localRange.compareEndPoints("EndToEnd", endRange) > -1)
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1887 return {start: start, end: len};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1888
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1889 var end = -localRange.moveEnd("character", -len);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1890 for (var i = val.indexOf("\r"); i > -1 && i < end; i = val.indexOf("\r", i+1), end++) {}
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1891 return {start: start, end: end};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1892 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1893 var setSelRange = function(te, start, end) {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1894 var range = te.createTextRange();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1895 range.collapse(true);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1896 var endrange = range.duplicate();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1897 var newlines = 0, txt = te.value;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1898 for (var pos = txt.indexOf("\n"); pos > -1 && pos < start; pos = txt.indexOf("\n", pos + 1))
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1899 ++newlines;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1900 range.move("character", start - newlines);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1901 for (; pos > -1 && pos < end; pos = txt.indexOf("\n", pos + 1))
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1902 ++newlines;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1903 endrange.move("character", end - newlines);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1904 range.setEndPoint("EndToEnd", endrange);
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1905 range.select();
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1906 };
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1907 }
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1908
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1909 CodeMirror.defineMode("null", function() {
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1910 return {token: function(stream) {stream.skipToEnd();}};
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1911 });
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1912 CodeMirror.defineMIME("text/plain", "null");
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1913
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1914 return CodeMirror;
166317d464f3 Added server side file editing with commit Marcin Kuzminski <marcin@python-works.com> parents: diff changeset	1915 })();