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adapt better to ajax.org coding styles

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This commit is contained in:
Fabian Jakobs 2010-04-12 12:49:00 +02:00
commit 8fe20516d4
13 changed files with 1556 additions and 1645 deletions
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137
src/BackgroundTokenizer.js
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@ -1,87 +1,84 @@
if (!window.ace) ace = {}; if (!window.ace)
ace = {};
ace.BackgroundTokenizer = function(tokenizer, onUpdate, onComplete) ace.BackgroundTokenizer = function(tokenizer, onUpdate, onComplete) {
{ this.running = false;
this.running = false; this.textLines = [];
this.textLines = []; this.lines = [];
this.lines = []; this.currentLine = 0;
this.currentLine = 0; this.tokenizer = tokenizer;
this.tokenizer = tokenizer;
this.onUpdate = onUpdate || function(firstLine, lastLine) {}; this.onUpdate = onUpdate || function(firstLine, lastLine) {
this.onComplete = onComplete || function() {}; };
this.onComplete = onComplete || function() {
};
var self = this; var self = this;
this._worker = function() this._worker = function() {
{ if (!self.running) { return; }
if (!self.running) {
return; var workerStart = new Date();
var startLine = self.currentLine;
var textLines = self.textLines;
var processedLines = 0;
while (self.currentLine < textLines.length) {
var line = textLines[self.currentLine];
var state = self.currentLine == 0 ? "start"
: self.lines[self.currentLine - 1].state;
self.lines[self.currentLine] = self.tokenizer.getLineTokens(line,
state);
// only check every 30 lines
processedLines += 1;
if ((processedLines % 30 == 0) && (new Date() - workerStart) > 20) {
self.onUpdate(startLine, self.currentLine);
return setTimeout(self._worker, 10);
}
self.currentLine++;
}
self.running = false;
self.onUpdate(startLine, textLines.length - 1);
self.onComplete();
} }
var workerStart = new Date();
var startLine = self.currentLine;
var textLines = self.textLines;
var processedLines = 0;
while (self.currentLine < textLines.length)
{
var line = textLines[self.currentLine];
var state = self.currentLine == 0 ? "start" : self.lines[self.currentLine-1].state;
self.lines[self.currentLine] = self.tokenizer.getLineTokens(line, state);
// only check every 30 lines
processedLines += 1;
if ((processedLines % 30 == 0) && (new Date()-workerStart) > 20)
{
self.onUpdate(startLine, self.currentLine);
return setTimeout(self._worker, 10);
}
self.currentLine++;
}
self.running = false;
self.onUpdate(startLine, textLines.length-1);
self.onComplete();
}
}; };
ace.BackgroundTokenizer.prototype.setLines = function(textLines) ace.BackgroundTokenizer.prototype.setLines = function(textLines) {
{ this.textLines = textLines;
this.textLines = textLines; this.lines = [];
this.lines = [];
this.stop(); this.stop();
}; };
ace.BackgroundTokenizer.prototype.start = function(startRow) ace.BackgroundTokenizer.prototype.start = function(startRow) {
{ this.currentLine = Math.min(startRow || 0, this.currentLine,
this.currentLine = Math.min(startRow || 0, this.currentLine, this.textLines.length); this.textLines.length);
this.lines.splice(startRow, this.lines.length); this.lines.splice(startRow, this.lines.length);
if (!this.running) if (!this.running) {
{ this.running = true;
this.running = true; setTimeout(this._worker, 50);
setTimeout(this._worker, 50); }
}
}; };
ace.BackgroundTokenizer.prototype.stop = function() { ace.BackgroundTokenizer.prototype.stop = function() {
this.running = false; this.running = false;
}; };
ace.BackgroundTokenizer.prototype.getTokens = function(row) ace.BackgroundTokenizer.prototype.getTokens = function(row) {
{ if (this.lines[row]) {
if (this.lines[row]) { return this.lines[row].tokens;
return this.lines[row].tokens; }
} else { else {
var state = "start"; var state = "start";
if (row > 0 && this.lines[row-1]) { if (row > 0 && this.lines[row - 1]) {
state = this.lines[row-1].state; state = this.lines[row - 1].state;
}
return this.tokenizer.getLineTokens(this.textLines[row] || "", state).tokens;
} }
return this.tokenizer.getLineTokens(this.textLines[row] || "", state).tokens;
}
}; };

101
src/CursorLayer.js
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@ -1,71 +1,72 @@
if (!window.ace) ace = {}; if (!window.ace)
ace = {};
ace.CursorLayer = function(parentEl) ace.CursorLayer = function(parentEl) {
{ this.element = document.createElement("div");
this.element = document.createElement("div"); this.element.className = "layer cursor-layer";
this.element.className = "layer cursor-layer"; parentEl.appendChild(this.element);
parentEl.appendChild(this.element);
this.cursor = document.createElement("div"); this.cursor = document.createElement("div");
this.cursor.className = "cursor"; this.cursor.className = "cursor";
this.isVisible = false; this.isVisible = false;
} }
ace.CursorLayer.prototype.setCursor = function(position) ace.CursorLayer.prototype.setCursor = function(position) {
{ this.position = {
this.position = { row : position.row,
row: position.row, column : position.column
column: position.column };
};
}; };
ace.CursorLayer.prototype.hideCursor = function() ace.CursorLayer.prototype.hideCursor = function() {
{ this.isVisible = false;
this.isVisible = false; if (this.cursor.parentNode) {
if (this.cursor.parentNode) { this.cursor.parentNode.removeChild(this.cursor);
this.cursor.parentNode.removeChild(this.cursor); }
} clearInterval(this.blinkId);
clearInterval(this.blinkId);
}; };
ace.CursorLayer.prototype.showCursor = function() ace.CursorLayer.prototype.showCursor = function() {
{ this.isVisible = true;
this.isVisible = true; this.element.appendChild(this.cursor);
this.element.appendChild(this.cursor);
var cursor = this.cursor; var cursor = this.cursor;
cursor.style.visibility = "visible"; cursor.style.visibility = "visible";
this.blinkId = setInterval(function() { this.blinkId = setInterval(function() {
cursor.style.visibility = "hidden"; cursor.style.visibility = "hidden";
setTimeout(function() { setTimeout(function() {
cursor.style.visibility = "visible"; cursor.style.visibility = "visible";
}, 400); }, 400);
}, 1000); }, 1000);
}; };
ace.CursorLayer.prototype.getPixelPosition = function() { ace.CursorLayer.prototype.getPixelPosition = function() {
return this.pixelPos || {left: 0, top:0}; return this.pixelPos || {
left : 0,
top : 0
};
} }
ace.CursorLayer.prototype.update = function(config) ace.CursorLayer.prototype.update = function(config) {
{ if (!this.position)
if (!this.position) return; return;
var cursorLeft = Math.round(this.position.column * config.characterWidth); var cursorLeft = Math.round(this.position.column * config.characterWidth);
var cursorTop = this.position.row * config.lineHeight; var cursorTop = this.position.row * config.lineHeight;
this.pixelPos = { this.pixelPos = {
left: cursorLeft, left : cursorLeft,
top: cursorTop top : cursorTop
}; };
this.cursor.style.left = cursorLeft + "px"; this.cursor.style.left = cursorLeft + "px";
this.cursor.style.top = (cursorTop - (config.firstRow * config.lineHeight)) + "px"; this.cursor.style.top = (cursorTop - (config.firstRow * config.lineHeight))
this.cursor.style.height = config.lineHeight + "px"; + "px";
this.cursor.style.height = config.lineHeight + "px";
if (this.isVisible) { if (this.isVisible) {
this.element.appendChild(this.cursor); this.element.appendChild(this.cursor);
} }
}; };

991
src/Editor.js
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33
src/GutterLayer.js
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@ -1,24 +1,19 @@
if (!window.ace) ace = {}; if (!window.ace)
ace = {};
ace.GutterLayer = function(parentEl) ace.GutterLayer = function(parentEl) {
{ this.element = document.createElement("div");
this.element = document.createElement("div"); this.element.className = "layer gutter-layer";
this.element.className = "layer gutter-layer"; parentEl.appendChild(this.element);
parentEl.appendChild(this.element);
} }
ace.GutterLayer.prototype.update = function(config) ace.GutterLayer.prototype.update = function(config) {
{ var html = [];
var html = []; for ( var i = config.firstRow; i <= config.lastRow; i++) {
for (var i=config.firstRow; i<=config.lastRow; i++) html.push("<div class='gutter-cell' style='height:" + config.lineHeight
{ + "px;'>", i, "</div>");
html.push( html.push("</div>");
"<div class='gutter-cell' style='height:" + config.lineHeight + "px;'>", }
i,
"</div>"
);
html.push("</div>");
}
this.element.innerHTML = html.join(""); this.element.innerHTML = html.join("");
}; };

219
src/JavaScript.js
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@ -1,139 +1,114 @@
if (!window.ace) ace = {}; if (!window.ace)
ace = {};
(function() { (function() {
ace.JavaScript = {}; ace.JavaScript = {};
var keywords = { var keywords = {
"break" : 1, "break" : 1,
"case" : 1, "case" : 1,
"catch" : 1, "catch" : 1,
"continue" : 1, "continue" : 1,
"default" : 1, "default" : 1,
"delete" : 1, "delete" : 1,
"do" : 1, "do" : 1,
"else" : 1, "else" : 1,
"finally" : 1, "finally" : 1,
"for" : 1, "for" : 1,
"function" : 1, "function" : 1,
"if" : 1, "if" : 1,
"in" : 1, "in" : 1,
"instanceof" : 1, "instanceof" : 1,
"new" : 1, "new" : 1,
"return" : 1, "return" : 1,
"switch" : 1, "switch" : 1,
"throw" : 1, "throw" : 1,
"try" : 1, "try" : 1,
"typeof" : 1, "typeof" : 1,
"var" : 1, "var" : 1,
"while" : 1, "while" : 1,
"with" : 1 "with" : 1
}; };
// regexp must not have capturing parentheses // regexp must not have capturing parentheses
// regexps are ordered -> the first match is used // regexps are ordered -> the first match is used
ace.JavaScript.RULES = { ace.JavaScript.RULES = {
start : start : [ {
[ token : "comment",
{ regex : "\\/\\/.*$"
token: "comment", }, {
regex: "\\/\\/.*$" token : "comment", // multi line comment in one line
}, regex : "\\/\\*.*?\\*\\/"
{ }, {
token: "comment", // multi line comment in one line token : "comment", // multi line comment start
regex: "\\/\\*.*?\\*\\/" regex : "\\/\\*.*$",
}, next : "comment"
{ }, {
token: "comment", // multi line comment start token : "string", // single line
regex: "\\/\\*.*$", regex : '["](?:(?:\\\\.)|(?:[^"\\\\]))*?["]'
next: "comment" }, {
}, token : "string", // multi line string start
{ regex : '["].*\\\\$',
token: "string", // single line next : "qqstring"
regex: '["](?:(?:\\\\.)|(?:[^"\\\\]))*?["]' }, {
}, token : "string", // single line
{ regex : "['](?:(?:\\\\.)|(?:[^'\\\\]))*?[']"
token: "string", // multi line string start }, {
regex: '["].*\\\\$', token : "string", // multi line string start
next: "qqstring" regex : "['].*\\\\$",
}, next : "qstring"
{ }, {
token: "string", // single line token : "number", // hex
regex: "['](?:(?:\\\\.)|(?:[^'\\\\]))*?[']" regex : "0[xX][0-9a-fA-F]+\\b"
}, }, {
{ token : "number", // float
token: "string", // multi line string start regex : "[+-]?\\d+(?:(?:\\.\\d*)?(?:[eE][+-]?\\d+)?)?\\b"
regex: "['].*\\\\$", }, {
next: "qstring" token : function(value) {
}, if (keywords[value]) {
{ return "keyword";
token: "number", // hex }
regex: "0[xX][0-9a-fA-F]+\\b" else {
}, return "identifier"
{ }
token: "number", // float },
regex: "[+-]?\\d+(?:(?:\\.\\d*)?(?:[eE][+-]?\\d+)?)?\\b" regex : "[a-zA-Z_][a-zA-Z0-9_]*\\b"
}, }, {
{ token : function(value) {
token: function(value) // return parens[value];
{
if (keywords[value]) {
return "keyword";
} else {
return "identifier"
}
},
regex: "[a-zA-Z_][a-zA-Z0-9_]*\\b"
},
{
token: function(value) {
//return parens[value];
return "text"; return "text";
},
regex: "[\\[\\]\\(\\)\\{\\}]"
}, },
{ regex : "[\\[\\]\\(\\)\\{\\}]"
token: "text", }, {
regex: "\\s+" token : "text",
} regex : "\\s+"
], } ],
"comment": "comment" : [ {
[ token : "comment", // closing comment
{ regex : ".*?\\*\\/",
token: "comment", // closing comment next : "start"
regex: ".*?\\*\\/", }, {
next: "start" token : "comment", // comment spanning whole line
}, regex : ".+"
{ } ],
token: "comment", // comment spanning whole line "qqstring" : [ {
regex: ".+" token : "string",
} regex : '(?:(?:\\\\.)|(?:[^"\\\\]))*?"',
], next : "start"
"qqstring": }, {
[ token : "string",
{ regex : '.+'
token: "string", } ],
regex: '(?:(?:\\\\.)|(?:[^"\\\\]))*?"', "qstring" : [ {
next: "start" token : "string",
}, regex : "(?:(?:\\\\.)|(?:[^'\\\\]))*?'",
{ next : "start"
token: "string", }, {
regex: '.+' token : "string",
} regex : '.+'
], } ]
"qstring":
[
{
token: "string",
regex: "(?:(?:\\\\.)|(?:[^'\\\\]))*?'",
next: "start"
},
{
token: "string",
regex: '.+'
}
]
}; };
})(); })();

174
src/MarkerLayer.js
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@ -1,99 +1,107 @@
if (!window.ace) ace = {}; if (!window.ace)
ace = {};
ace.MarkerLayer = function(parentEl) ace.MarkerLayer = function(parentEl) {
{ this.element = document.createElement("div");
this.element = document.createElement("div"); this.element.className = "layer marker-layer";
this.element.className = "layer marker-layer"; parentEl.appendChild(this.element);
parentEl.appendChild(this.element);
this.markers = {}; this.markers = {};
this._markerId = 1; this._markerId = 1;
} }
ace.MarkerLayer.prototype.addMarker = function(range, clazz) ace.MarkerLayer.prototype.addMarker = function(range, clazz) {
{ var id = this._markerId++;
var id = this._markerId++; this.markers[id] = {
this.markers[id] = { range : range,
range: range, type : "line",
type: "line", clazz : clazz
clazz: clazz };
};
this.update();
return id;
};
ace.MarkerLayer.prototype.removeMarker = function(markerId)
{
var marker = this.markers[markerId];
if (marker) {
delete(this.markers[markerId]);
this.update(); this.update();
} return id;
}; };
ace.MarkerLayer.prototype.update = function(config) ace.MarkerLayer.prototype.removeMarker = function(markerId) {
{ var marker = this.markers[markerId];
var config = config || this.config; if (marker) {
if (!config) return; delete (this.markers[markerId]);
this.update();
}
};
this.config = config; ace.MarkerLayer.prototype.update = function(config) {
var config = config || this.config;
if (!config)
return;
var html = []; this.config = config;
for (var key in this.markers)
{
var marker = this.markers[key];
var range = marker.range;
if (range.start.row !== range.end.row) var html = [];
{ for ( var key in this.markers) {
if (range.start.row >= config.firstRow && range.start.row <= config.lastRow) var marker = this.markers[key];
{ var range = marker.range;
html.push(
"<div class='", marker.clazz, "' style='",
"height:", config.lineHeight, "px;",
"width:", Math.round(config.width - (range.start.column * config.characterWidth)), "px;",
"top:", (range.start.row-config.firstRow) * config.lineHeight, "px;",
"left:", Math.round(range.start.column * config.characterWidth), "px;'></div>"
);
}
if (range.end.row >= config.firstRow && range.end.row <= config.lastRow) if (range.start.row !== range.end.row) {
{ if (range.start.row >= config.firstRow
html.push( && range.start.row <= config.lastRow) {
"<div class='", marker.clazz, "' style='", html
"height:", config.lineHeight, "px;", .push(
"top:", (range.end.row-config.firstRow) * config.lineHeight, "px;", "<div class='",
"width:", Math.round(range.end.column * config.characterWidth), "px;'></div>" marker.clazz,
); "' style='",
}; "height:",
config.lineHeight,
"px;",
"width:",
Math
.round(config.width
- (range.start.column * config.characterWidth)),
"px;", "top:",
(range.start.row - config.firstRow)
* config.lineHeight, "px;", "left:", Math
.round(range.start.column
* config.characterWidth),
"px;'></div>");
}
for (var row=range.start.row+1; row < range.end.row; row++) if (range.end.row >= config.firstRow
{ && range.end.row <= config.lastRow) {
if (row >= config.firstRow && row <= config.lastRow) html
{ .push("<div class='", marker.clazz, "' style='",
html.push( "height:", config.lineHeight, "px;", "top:",
"<div class='", marker.clazz, "' style='", (range.end.row - config.firstRow)
"height:", config.lineHeight, "px;", * config.lineHeight, "px;", "width:",
"width:", config.width, "px;", Math.round(range.end.column
"top:", (row-config.firstRow) * config.lineHeight, "px;'></div>" * config.characterWidth), "px;'></div>");
); }
;
for ( var row = range.start.row + 1; row < range.end.row; row++) {
if (row >= config.firstRow && row <= config.lastRow) {
html.push("<div class='", marker.clazz, "' style='",
"height:", config.lineHeight, "px;", "width:",
config.width, "px;", "top:",
(row - config.firstRow) * config.lineHeight,
"px;'></div>");
}
}
;
}
else {
if (range.start.row >= config.firstRow
&& range.start.row <= config.lastRow) {
html.push("<div class='", marker.clazz, "' style='", "height:",
config.lineHeight, "px;", "width:",
Math.round((range.end.column - range.start.column)
* config.characterWidth), "px;", "top:",
(range.start.row - config.firstRow)
* config.lineHeight, "px;", "left:", Math
.round(range.start.column
* config.characterWidth),
"px;'></div>");
}
} }
};
} }
else this.element.innerHTML = html.join("");
{
if (range.start.row >= config.firstRow && range.start.row <= config.lastRow)
{
html.push(
"<div class='", marker.clazz, "' style='",
"height:", config.lineHeight, "px;",
"width:", Math.round((range.end.column - range.start.column) * config.characterWidth), "px;",
"top:", (range.start.row-config.firstRow) * config.lineHeight, "px;",
"left:", Math.round(range.start.column * config.characterWidth), "px;'></div>"
);
}
}
}
this.element.innerHTML = html.join("");
}; };

363
src/TextDocument.js
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@ -1,221 +1,212 @@
if (!window.ace) ace = {}; if (!window.ace)
ace = {};
ace.TextDocument = function(text) ace.TextDocument = function(text) {
{ this.lines = this._split(text);
this.lines = this._split(text); this.modified = true;
this.modified = true;
this.listeners = []; this.listeners = [];
} }
ace.TextDocument.prototype._split = function(text) { ace.TextDocument.prototype._split = function(text) {
return text.split(/[\n\r]/) return text.split(/[\n\r]/)
}; };
ace.TextDocument.prototype.addChangeListener = function(listener) { ace.TextDocument.prototype.addChangeListener = function(listener) {
this.listeners.push(listener); this.listeners.push(listener);
}; };
ace.TextDocument.prototype.fireChangeEvent = function(firstRow, lastRow) ace.TextDocument.prototype.fireChangeEvent = function(firstRow, lastRow) {
{ for ( var i = 0; i < this.listeners.length; i++) {
for (var i=0; i < this.listeners.length; i++) { this.listeners[i](firstRow, lastRow);
this.listeners[i](firstRow, lastRow);
};
};
ace.TextDocument.prototype.getWidth = function()
{
if (this.modified)
{
this.modified = false;
var lines = this.lines;
var longestLine = 0;
for (var i=0; i < lines.length; i++) {
longestLine = Math.max(longestLine, lines[i].length);
} }
this.width = longestLine; ;
} };
return this.width;
ace.TextDocument.prototype.getWidth = function() {
if (this.modified) {
this.modified = false;
var lines = this.lines;
var longestLine = 0;
for ( var i = 0; i < lines.length; i++) {
longestLine = Math.max(longestLine, lines[i].length);
}
this.width = longestLine;
}
return this.width;
}; };
ace.TextDocument.prototype.getLine = function(row) { ace.TextDocument.prototype.getLine = function(row) {
return this.lines[row] || ""; return this.lines[row] || "";
}; };
ace.TextDocument.prototype.keywords = { ace.TextDocument.prototype.keywords = {
"break" : 1, "break" : 1,
"case" : 1, "case" : 1,
"catch" : 1, "catch" : 1,
"continue" : 1, "continue" : 1,
"default" : 1, "default" : 1,
"delete" : 1, "delete" : 1,
"do" : 1, "do" : 1,
"else" : 1, "else" : 1,
"finally" : 1, "finally" : 1,
"for" : 1, "for" : 1,
"function" : 1, "function" : 1,
"if" : 1, "if" : 1,
"in" : 1, "in" : 1,
"instanceof" : 1, "instanceof" : 1,
"new" : 1, "new" : 1,
"return" : 1, "return" : 1,
"switch" : 1, "switch" : 1,
"throw" : 1, "throw" : 1,
"try" : 1, "try" : 1,
"typeof" : 1, "typeof" : 1,
"var" : 1, "var" : 1,
"while" : 1, "while" : 1,
"with" : 1 "with" : 1
}; };
ace.TextDocument.prototype.getLineTokens = function(row) ace.TextDocument.prototype.getLineTokens = function(row) {
{ var tokens = [];
var tokens = [];
var re = /(?:(\s+)|("[^"]*")|('[^']*')|([\[\]\(\)\{\}])|([a-zA-Z_][a-zA-Z0-9_]*)|(\/\/.*)|(.))/g var re = /(?:(\s+)|("[^"]*")|('[^']*')|([\[\]\(\)\{\}])|([a-zA-Z_][a-zA-Z0-9_]*)|(\/\/.*)|(.))/g
re.lastIndex = 0; re.lastIndex = 0;
var match; var match;
var line = this.getLine(row); var line = this.getLine(row);
while (match = re.exec(line)) while (match = re.exec(line)) {
{ var token = {
var token = { type : "text",
type: "text", value : match[0]
value: match[0] }
if (match[2] || match[3]) {
token.type = "string";
}
else if (match[5] && this.keywords[match[5]]) {
token.type = "keyword";
}
else if (match[6]) {
token.type = "comment";
}
tokens.push(token);
} }
;
if (match[2] || match[3]) { return tokens;
token.type = "string";
} else if (match[5] && this.keywords[match[5]]) {
token.type = "keyword";
} else if (match[6]) {
token.type = "comment";
}
tokens.push(token);
};
return tokens;
}; };
ace.TextDocument.prototype.getLength = function() { ace.TextDocument.prototype.getLength = function() {
return this.lines.length; return this.lines.length;
}; };
ace.TextDocument.prototype.getTextRange = function(range) ace.TextDocument.prototype.getTextRange = function(range) {
{ if (range.start.row == range.end.row) {
if (range.start.row == range.end.row) { return this.lines[range.start.row].substring(range.start.column,
return this.lines[range.start.row].substring(range.start.column, range.end.column); range.end.column);
} else {
var lines = [];
lines.push(this.lines[range.start.row].substring(range.start.column));
lines.push.apply(lines, this.lines.slice(range.start.row+1, range.end.row));
lines.push(this.lines[range.end.row].substring(0, range.end.column));
return lines.join("\n");
}
};
ace.TextDocument.prototype.insert = function(position, text)
{
var end = this._insert(position, text);
this.fireChangeEvent(
position.row,
position.row == end.row ? position.row : undefined
);
return end;
};
ace.TextDocument.prototype._insert = function(position, text)
{
this.modified = true;
var newLines = this._split(text);
if (text == "\n")
{
var line = this.lines[position.row] || "";
this.lines[position.row] = line.substring(0, position.column);
this.lines.splice(position.row+1, 0, line.substring(position.column));
return {
row: position.row + 1,
column: 0
};
}
else if (newLines.length == 1)
{
var line = this.lines[position.row] || "";
this.lines[position.row] = line.substring(0, position.column) + text + line.substring(position.column);
return {
row: position.row,
column: position.column+text.length
} }
} else {
else var lines = [];
{ lines.push(this.lines[range.start.row].substring(range.start.column));
var line = this.lines[position.row] || ""; lines.push.apply(lines, this.lines.slice(range.start.row + 1,
range.end.row));
lines.push(this.lines[range.end.row].substring(0, range.end.column));
this.lines[position.row] = line.substring(0, position.column) + newLines[0]; return lines.join("\n");
this.lines[position.row+1] = newLines[newLines.length-1] + line.substring(position.column); }
};
if (newLines.length > 2) ace.TextDocument.prototype.insert = function(position, text) {
{ var end = this._insert(position, text);
var args = [position.row + 1, 0] this.fireChangeEvent(position.row, position.row == end.row ? position.row
args.push.apply(args, newLines.slice(1, -1)); : undefined);
this.lines.splice.apply(this.lines, args); return end;
};
ace.TextDocument.prototype._insert = function(position, text) {
this.modified = true;
var newLines = this._split(text);
if (text == "\n") {
var line = this.lines[position.row] || "";
this.lines[position.row] = line.substring(0, position.column);
this.lines.splice(position.row + 1, 0, line.substring(position.column));
return {
row : position.row + 1,
column : 0
};
}
else if (newLines.length == 1) {
var line = this.lines[position.row] || "";
this.lines[position.row] = line.substring(0, position.column) + text
+ line.substring(position.column);
return {
row : position.row,
column : position.column + text.length
}
}
else {
var line = this.lines[position.row] || "";
this.lines[position.row] = line.substring(0, position.column)
+ newLines[0];
this.lines[position.row + 1] = newLines[newLines.length - 1]
+ line.substring(position.column);
if (newLines.length > 2) {
var args = [ position.row + 1, 0 ]
args.push.apply(args, newLines.slice(1, -1));
this.lines.splice.apply(this.lines, args);
}
return {
row : position.row + newLines.length - 1,
column : newLines[newLines.length - 1].length
};
}
};
ace.TextDocument.prototype.remove = function(range) {
var end = this._remove(range);
this.fireChangeEvent(range.start.row,
range.end.row == range.start.row ? range.start.row
: undefined);
return end;
};
ace.TextDocument.prototype._remove = function(range) {
this.modified = true;
var firstRow = range.start.row;
var lastRow = range.end.row;
var row = this.lines[firstRow].substring(0, range.start.column)
+ this.lines[lastRow].substring(range.end.column);
this.lines.splice(firstRow, lastRow - firstRow + 1, row);
return range.start;
};
ace.TextDocument.prototype.replace = function(range, text) {
this._remove(range);
if (text) {
var end = this._insert(range.start, text);
}
else {
end = range.start;
} }
return { var lastRemoved = range.end.column == 0 ? range.end.column - 1
row: position.row + newLines.length - 1, : range.end.column;
column: newLines[newLines.length-1].length this.fireChangeEvent(range.start.row, lastRemoved == end.row ? lastRemoved
}; : undefined);
}
};
ace.TextDocument.prototype.remove = function(range) return end;
{
var end = this._remove(range);
this.fireChangeEvent(
range.start.row,
range.end.row == range.start.row ? range.start.row : undefined
);
return end;
};
ace.TextDocument.prototype._remove = function(range)
{
this.modified = true;
var firstRow = range.start.row;
var lastRow = range.end.row;
var row =
this.lines[firstRow].substring(0, range.start.column) +
this.lines[lastRow].substring(range.end.column);
this.lines.splice(firstRow, lastRow-firstRow+1, row);
return range.start;
};
ace.TextDocument.prototype.replace = function(range, text)
{
this._remove(range);
if (text) {
var end = this._insert(range.start, text);
} else {
end = range.start;
}
var lastRemoved = range.end.column == 0 ? range.end.column-1 : range.end.column;
this.fireChangeEvent(
range.start.row,
lastRemoved == end.row ? lastRemoved : undefined
);
return end;
} }

129
src/TextInput.js
View file

@ -1,84 +1,85 @@
if (!window.ace) ace = {}; if (!window.ace)
ace = {};
ace.TextInput = function(parentNode, host) { ace.TextInput = function(parentNode, host) {
var text = document.createElement("textarea"); var text = document.createElement("textarea");
var style = text.style; var style = text.style;
style.position = "absolute"; style.position = "absolute";
style.left = "-10000px"; style.left = "-10000px";
style.top = "-10000px"; style.top = "-10000px";
parentNode.appendChild(text); parentNode.appendChild(text);
var inCompostion = false; var inCompostion = false;
var onTextInput = function(e) { var onTextInput = function(e) {
setTimeout(function() { setTimeout(function() {
if (!inCompostion) { if (!inCompostion) {
if (text.value) host.onTextInput(text.value); if (text.value)
host.onTextInput(text.value);
text.value = "";
}
}, 0)
}
var onCompositionStart = function(e) {
inCompostion = true;
if (text.value)
host.onTextInput(text.value);
text.value = ""; text.value = "";
}
}, 0)
}
var onCompositionStart = function(e) host.onCompositionStart();
{ setTimeout(onCompositionUpdate, 0);
inCompostion = true; }
if (text.value) host.onTextInput(text.value); var onCompositionUpdate = function() {
text.value = ""; host.onCompositionUpdate(text.value);
}
host.onCompositionStart(); var onCompositionEnd = function() {
setTimeout(onCompositionUpdate, 0); inCompostion = false;
} host.onCompositionEnd();
onTextInput();
}
var onCompositionUpdate = function() { var onCopy = function() {
host.onCompositionUpdate(text.value); text.value = host.getCopyText();
} text.select();
}
var onCompositionEnd = function() var onCut = function() {
{ text.value = host.getCopyText();
inCompostion = false; host.onCut();
host.onCompositionEnd(); text.select();
onTextInput(); }
}
var onCopy = function() { ace.addListener(text, "keypress", onTextInput, false);
text.value = host.getCopyText(); ace.addListener(text, "textInput", onTextInput, false);
text.select(); ace.addListener(text, "paste", onTextInput, false);
} ace.addListener(text, "propertychange", onTextInput, false);
var onCut = function() { ace.addListener(text, "copy", onCopy, false);
text.value = host.getCopyText(); ace.addListener(text, "cut", onCut, false);
host.onCut();
text.select();
}
ace.addListener(text, "keypress", onTextInput, false); ace.addListener(text, "compositionstart", onCompositionStart, false);
ace.addListener(text, "textInput", onTextInput, false); ace.addListener(text, "compositionupdate", onCompositionUpdate, false);
ace.addListener(text, "paste", onTextInput, false); ace.addListener(text, "compositionend", onCompositionEnd, false);
ace.addListener(text, "propertychange", onTextInput, false);
ace.addListener(text, "copy", onCopy, false); ace.addListener(text, "blur", function() {
ace.addListener(text, "cut", onCut, false); host.onBlur();
}, false);
ace.addListener(text, "compositionstart", onCompositionStart, false); ace.addListener(text, "focus", function() {
ace.addListener(text, "compositionupdate", onCompositionUpdate, false); host.onFocus();
ace.addListener(text, "compositionend", onCompositionEnd, false); }, false);
ace.addListener(text, "blur", function() {
host.onBlur();
}, false);
ace.addListener(text, "focus", function() {
host.onFocus();
}, false);
this.focus = function() { this.focus = function() {
text.focus(); text.focus();
} }
this.blur = function() { this.blur = function() {
this.blur(); this.blur();
} }
}; };

143
src/TextLayer.js
View file

@ -1,99 +1,90 @@
if (!window.ace) ace = {}; if (!window.ace)
ace = {};
ace.TextLayer = function(parentEl) ace.TextLayer = function(parentEl) {
{ this.element = document.createElement("div");
this.element = document.createElement("div"); this.element.className = "layer text-layer";
this.element.className = "layer text-layer"; parentEl.appendChild(this.element);
parentEl.appendChild(this.element);
this._measureSizes(); this._measureSizes();
} }
ace.TextLayer.prototype.setTokenizer = function(tokenizer) { ace.TextLayer.prototype.setTokenizer = function(tokenizer) {
this.tokenizer = tokenizer; this.tokenizer = tokenizer;
}; };
ace.TextLayer.prototype.getLineHeight = function() { ace.TextLayer.prototype.getLineHeight = function() {
return this.lineHeight; return this.lineHeight;
}; };
ace.TextLayer.prototype.getCharacterWidth = function() { ace.TextLayer.prototype.getCharacterWidth = function() {
return this.characterWidth; return this.characterWidth;
}; };
ace.TextLayer.prototype._measureSizes = function() ace.TextLayer.prototype._measureSizes = function() {
{ var measureNode = document.createElement("div");
var measureNode = document.createElement("div"); var style = measureNode.style;
var style = measureNode.style; style.width = style.height = "auto";
style.width = style.height = "auto"; style.left = style.top = "-1000px";
style.left = style.top = "-1000px"; style.visibility = "hidden";
style.visibility = "hidden"; style.position = "absolute";
style.position = "absolute"; style.overflow = "visible";
style.overflow = "visible";
measureNode.innerHTML = new Array(1000).join("Xy"); measureNode.innerHTML = new Array(1000).join("Xy");
this.element.appendChild(measureNode); this.element.appendChild(measureNode);
// in FF 3.6 monospace fonts can have a fixed sub pixel width. // in FF 3.6 monospace fonts can have a fixed sub pixel width.
// that's why we have to measure many characters // that's why we have to measure many characters
// Note: characterWidth can be a float! // Note: characterWidth can be a float!
this.lineHeight = measureNode.offsetHeight; this.lineHeight = measureNode.offsetHeight;
this.characterWidth = measureNode.offsetWidth / 2000; this.characterWidth = measureNode.offsetWidth / 2000;
this.element.removeChild(measureNode); this.element.removeChild(measureNode);
}; };
ace.TextLayer.prototype.updateLines = function(layerConfig, firstRow, lastRow) ace.TextLayer.prototype.updateLines = function(layerConfig, firstRow, lastRow) {
{ var first = Math.max(firstRow, layerConfig.firstRow);
var first = Math.max(firstRow, layerConfig.firstRow); var last = Math.min(lastRow, layerConfig.lastRow);
var last = Math.min(lastRow, layerConfig.lastRow);
var lineElements = this.element.childNodes; var lineElements = this.element.childNodes;
for (var i=first; i <= last; i++) for ( var i = first; i <= last; i++) {
{ var html = [];
var html = []; this.renderLine(html, i);
this.renderLine(html, i);
var lineElement = lineElements[i-layerConfig.firstRow]; var lineElement = lineElements[i - layerConfig.firstRow];
lineElement.innerHTML = html.join(""); lineElement.innerHTML = html.join("");
};
};
ace.TextLayer.prototype.update = function(config)
{
var html = [];
for (var i=config.firstRow; i<=config.lastRow; i++)
{
html.push(
"<div class='line ",
i % 2 == 0 ? "even" : "odd",
"' style='height:" + this.lineHeight + "px;",
"width:", config.width, "px'>"
);
this.renderLine(html, i),
html.push("</div>");
}
this.element.innerHTML = html.join("");
};
ace.TextLayer.prototype.renderLine = function(stringBuilder, row)
{
var tokens = this.tokenizer.getTokens(row);
for (var i=0; i < tokens.length; i++)
{
var token = tokens[i];
var output = token.value.
replace(/&/g, "&amp;").
replace(/</g, "&lt;").
replace(/\s/g, "&nbsp;");
if (token.type !== "text") {
stringBuilder.push("<span class='", token.type, "'>", output, "</span>");
} else {
stringBuilder.push(output);
} }
}; ;
};
ace.TextLayer.prototype.update = function(config) {
var html = [];
for ( var i = config.firstRow; i <= config.lastRow; i++) {
html.push("<div class='line ", i % 2 == 0 ? "even" : "odd",
"' style='height:" + this.lineHeight + "px;", "width:",
config.width, "px'>");
this.renderLine(html, i), html.push("</div>");
}
this.element.innerHTML = html.join("");
};
ace.TextLayer.prototype.renderLine = function(stringBuilder, row) {
var tokens = this.tokenizer.getTokens(row);
for ( var i = 0; i < tokens.length; i++) {
var token = tokens[i];
var output = token.value.replace(/&/g, "&amp;").replace(/</g, "&lt;")
.replace(/\s/g, "&nbsp;");
if (token.type !== "text") {
stringBuilder.push("<span class='", token.type, "'>", output,
"</span>");
}
else {
stringBuilder.push(output);
}
}
;
}; };

119
src/Tokenizer.js
View file

@ -1,78 +1,75 @@
if (!window.ace) ace = {}; if (!window.ace)
ace = {};
ace.Tokenizer = function(rules) ace.Tokenizer = function(rules) {
{ this.rules = rules;
this.rules = rules;
this.regExps = {}; this.regExps = {};
for (var key in this.rules) for ( var key in this.rules) {
{ var state = this.rules[key];
var state = this.rules[key]; var ruleRegExps = [];
var ruleRegExps = [];
for (var i=0; i < state.length; i++) { for ( var i = 0; i < state.length; i++) {
ruleRegExps.push(state[i].regex); ruleRegExps.push(state[i].regex);
}; }
;
this.regExps[key] = new RegExp("(?:(" + ruleRegExps.join(")|(") + ")|(.))", "g"); this.regExps[key] = new RegExp("(?:(" + ruleRegExps.join(")|(")
} + ")|(.))", "g");
}
}; };
ace.Tokenizer.prototype.getLineTokens = function(line, startState) ace.Tokenizer.prototype.getLineTokens = function(line, startState) {
{ var currentState = startState;
var currentState = startState; var state = this.rules[currentState];
var state = this.rules[currentState]; var re = this.regExps[currentState];
var re = this.regExps[currentState]; re.lastIndex = 0;
re.lastIndex = 0;
var match, tokens = []; var match, tokens = [];
var lastIndex = 0; var lastIndex = 0;
while (match = re.exec(line)) while (match = re.exec(line)) {
{ var token = {
var token = { type : "text",
type: "text", value : match[0]
value: match[0]
}
if (re.lastIndex == lastIndex) {
throw new Error("tokenizer error")
}
lastIndex = re.lastIndex;
//console.log(match);
for (var i=0; i < state.length; i++)
{
if (match[i+1])
{
if (typeof state[i].token == "function") {
token.type = state[i].token(match[0]);
} else {
token.type = state[i].token;
} }
if (state[i].next && state[i].next !== currentState) if (re.lastIndex == lastIndex) { throw new Error("tokenizer error") }
{ lastIndex = re.lastIndex;
currentState = state[i].next;
var state = this.rules[currentState];
var lastIndex = re.lastIndex;
var re = this.regExps[currentState]; // console.log(match);
re.lastIndex = lastIndex;
for ( var i = 0; i < state.length; i++) {
if (match[i + 1]) {
if (typeof state[i].token == "function") {
token.type = state[i].token(match[0]);
}
else {
token.type = state[i].token;
}
if (state[i].next && state[i].next !== currentState) {
currentState = state[i].next;
var state = this.rules[currentState];
var lastIndex = re.lastIndex;
var re = this.regExps[currentState];
re.lastIndex = lastIndex;
}
break;
}
} }
break; ;
}
};
tokens.push(token); tokens.push(token);
}; }
;
//console.log(tokens, currentState) // console.log(tokens, currentState)
return { return {
tokens: tokens, tokens : tokens,
state: currentState state : currentState
} }
}; };

243
src/VirtualRenderer.js
View file

@ -1,206 +1,201 @@
if (!window.ace) ace = {}; if (!window.ace)
ace = {};
ace.VirtualRenderer = function(container) ace.VirtualRenderer = function(container) {
{ this.container = container;
this.container = container; this.container.className += "editor";
this.container.className += "editor";
this.scroller = document.createElement("div"); this.scroller = document.createElement("div");
this.scroller.className = "scroller"; this.scroller.className = "scroller";
this.container.appendChild(this.scroller); this.container.appendChild(this.scroller);
this.gutter = document.createElement("div"); this.gutter = document.createElement("div");
this.gutter.className = "gutter"; this.gutter.className = "gutter";
this.container.appendChild(this.gutter); this.container.appendChild(this.gutter);
this.gutterLayer = new ace.GutterLayer(this.gutter); this.gutterLayer = new ace.GutterLayer(this.gutter);
this.markerLayer = new ace.MarkerLayer(this.scroller); this.markerLayer = new ace.MarkerLayer(this.scroller);
var textLayer = this.textLayer = new ace.TextLayer(this.scroller); var textLayer = this.textLayer = new ace.TextLayer(this.scroller);
this.canvas = textLayer.element; this.canvas = textLayer.element;
this.characterWidth = textLayer.getCharacterWidth(); this.characterWidth = textLayer.getCharacterWidth();
this.lineHeight = textLayer.getLineHeight(); this.lineHeight = textLayer.getLineHeight();
this.cursorLayer = new ace.CursorLayer(this.scroller); this.cursorLayer = new ace.CursorLayer(this.scroller);
this.layers = [this.markerLayer, textLayer, this.cursorLayer]; this.layers = [ this.markerLayer, textLayer, this.cursorLayer ];
this.scrollTop = 0; this.scrollTop = 0;
this.cursorPos = { this.cursorPos = {
row: 0, row : 0,
column: 0 column : 0
}; };
} }
ace.VirtualRenderer.prototype.setDocument = function(doc) ace.VirtualRenderer.prototype.setDocument = function(doc) {
{ this.lines = doc.lines;
this.lines = doc.lines; this.doc = doc;
this.doc = doc;
}; };
ace.VirtualRenderer.prototype.setTokenizer = function(tokenizer) { ace.VirtualRenderer.prototype.setTokenizer = function(tokenizer) {
this.textLayer.setTokenizer(tokenizer); this.textLayer.setTokenizer(tokenizer);
}; };
ace.VirtualRenderer.prototype.getContainerElement = function() { ace.VirtualRenderer.prototype.getContainerElement = function() {
return this.container; return this.container;
}; };
ace.VirtualRenderer.prototype.getFirstVisibleRow = function() { ace.VirtualRenderer.prototype.getFirstVisibleRow = function() {
return this.layerConfig.firstRow || 0; return this.layerConfig.firstRow || 0;
}; };
ace.VirtualRenderer.prototype.getLastVisibleRow = function() { ace.VirtualRenderer.prototype.getLastVisibleRow = function() {
return this.layerConfig.lastRow || 0; return this.layerConfig.lastRow || 0;
}; };
ace.VirtualRenderer.prototype.updateLines = function(firstRow, lastRow) ace.VirtualRenderer.prototype.updateLines = function(firstRow, lastRow) {
{ var layerConfig = this.layerConfig;
var layerConfig = this.layerConfig;
// if the first row is below the viewport -> ignore it // if the first row is below the viewport -> ignore it
if (firstRow > layerConfig.lastRow+1) { if (firstRow > layerConfig.lastRow + 1) { return; }
return;
}
// if the last row is unknow -> redraw everything // if the last row is unknow -> redraw everything
if (lastRow === undefined) if (lastRow === undefined) {
{ this.draw()
this.draw() return;
return; }
}
// else update only the changed rows // else update only the changed rows
this.textLayer.updateLines(layerConfig, firstRow, lastRow); this.textLayer.updateLines(layerConfig, firstRow, lastRow);
}; };
ace.VirtualRenderer.prototype.draw = function() ace.VirtualRenderer.prototype.draw = function() {
{ var lines = this.lines;
var lines = this.lines;
var offset = this.scrollTop % this.lineHeight; var offset = this.scrollTop % this.lineHeight;
var minHeight = this.scroller.clientHeight + offset; var minHeight = this.scroller.clientHeight + offset;
var longestLine = Math.max( var longestLine = Math.max(this.scroller.clientWidth, Math.round(this.doc
this.scroller.clientWidth, .getWidth()
Math.round(this.doc.getWidth() * this.characterWidth) * this.characterWidth));
);
var lineCount = Math.ceil(minHeight / this.lineHeight); var lineCount = Math.ceil(minHeight / this.lineHeight);
var firstRow = Math.round((this.scrollTop - offset) / this.lineHeight); var firstRow = Math.round((this.scrollTop - offset) / this.lineHeight);
var lastRow = Math.min(lines.length, firstRow+lineCount)-1; var lastRow = Math.min(lines.length, firstRow + lineCount) - 1;
var layerConfig = this.layerConfig = { var layerConfig = this.layerConfig = {
width: longestLine, width : longestLine,
firstRow: firstRow, firstRow : firstRow,
lastRow: lastRow, lastRow : lastRow,
lineHeight: this.lineHeight, lineHeight : this.lineHeight,
characterWidth: this.characterWidth characterWidth : this.characterWidth
}; };
for (var i=0; i < this.layers.length; i++) for ( var i = 0; i < this.layers.length; i++) {
{ var layer = this.layers[i];
var layer = this.layers[i];
var style = layer.element.style; var style = layer.element.style;
style.marginTop = (-offset) + "px"; style.marginTop = (-offset) + "px";
style.height = minHeight + "px"; style.height = minHeight + "px";
style.width = longestLine + "px"; style.width = longestLine + "px";
layer.update(layerConfig); layer.update(layerConfig);
}; }
;
this.gutterLayer.element.style.marginTop = (-offset) + "px"; this.gutterLayer.element.style.marginTop = (-offset) + "px";
this.gutterLayer.element.style.height = minHeight + "px"; this.gutterLayer.element.style.height = minHeight + "px";
this.gutterLayer.update(layerConfig); this.gutterLayer.update(layerConfig);
} }
ace.VirtualRenderer.prototype.addMarker = function(range, clazz) { ace.VirtualRenderer.prototype.addMarker = function(range, clazz) {
return this.markerLayer.addMarker(range, clazz); return this.markerLayer.addMarker(range, clazz);
}; };
ace.VirtualRenderer.prototype.removeMarker = function(markerId) { ace.VirtualRenderer.prototype.removeMarker = function(markerId) {
this.markerLayer.removeMarker(markerId); this.markerLayer.removeMarker(markerId);
}; };
ace.VirtualRenderer.prototype.updateCursor = function(position) ace.VirtualRenderer.prototype.updateCursor = function(position) {
{ this.cursorLayer.setCursor(position);
this.cursorLayer.setCursor(position); this.cursorLayer.update(this.layerConfig);
this.cursorLayer.update(this.layerConfig);
}; };
ace.VirtualRenderer.prototype.hideCursor = function() { ace.VirtualRenderer.prototype.hideCursor = function() {
this.cursorLayer.hideCursor(); this.cursorLayer.hideCursor();
}; };
ace.VirtualRenderer.prototype.showCursor = function() { ace.VirtualRenderer.prototype.showCursor = function() {
this.cursorLayer.showCursor(); this.cursorLayer.showCursor();
}; };
ace.VirtualRenderer.prototype.scrollCursorIntoView = function() ace.VirtualRenderer.prototype.scrollCursorIntoView = function() {
{ var pos = this.cursorLayer.getPixelPosition();
var pos = this.cursorLayer.getPixelPosition();
var left = pos.left var left = pos.left
var top = pos.top; var top = pos.top;
if (this.getScrollTop() > top) { if (this.getScrollTop() > top) {
this.scrollToY(top); this.scrollToY(top);
} }
if (this.getScrollTop() + this.scroller.clientHeight < top + this.lineHeight) { if (this.getScrollTop() + this.scroller.clientHeight < top
this.scrollToY(top + this.lineHeight - this.scroller.clientHeight); + this.lineHeight) {
} this.scrollToY(top + this.lineHeight - this.scroller.clientHeight);
}
if (this.scroller.scrollLeft > left) { if (this.scroller.scrollLeft > left) {
this.scroller.scrollLeft = left; this.scroller.scrollLeft = left;
} }
if (this.scroller.scrollLeft + this.scroller.clientWidth < left + this.characterWidth) { if (this.scroller.scrollLeft + this.scroller.clientWidth < left
this.scroller.scrollLeft = Math.round(left + this.characterWidth - this.scroller.clientWidth); + this.characterWidth) {
} this.scroller.scrollLeft = Math.round(left + this.characterWidth
- this.scroller.clientWidth);
}
}, },
ace.VirtualRenderer.prototype.getScrollTop = function() { ace.VirtualRenderer.prototype.getScrollTop = function() {
return this.scrollTop; return this.scrollTop;
}; };
ace.VirtualRenderer.prototype.scrollToRow = function(row) { ace.VirtualRenderer.prototype.scrollToRow = function(row) {
this.scrollToY(row*this.lineHeight); this.scrollToY(row * this.lineHeight);
} }
ace.VirtualRenderer.prototype.scrollToY = function(scrollTop) ace.VirtualRenderer.prototype.scrollToY = function(scrollTop) {
{ var maxHeight = this.lines.length * this.lineHeight
var maxHeight = this.lines.length * this.lineHeight - this.scroller.clientHeight; - this.scroller.clientHeight;
var scrollTop = Math.max(0, Math.min(maxHeight, scrollTop)); var scrollTop = Math.max(0, Math.min(maxHeight, scrollTop));
if (this.scrollTop !== scrollTop) { if (this.scrollTop !== scrollTop) {
this.scrollTop = scrollTop; this.scrollTop = scrollTop;
this.draw(); this.draw();
} }
}; };
ace.VirtualRenderer.prototype.screenToTextCoordinates = function(pageX, pageY) ace.VirtualRenderer.prototype.screenToTextCoordinates = function(pageX, pageY) {
{ var canvasPos = this.scroller.getBoundingClientRect();
var canvasPos = this.scroller.getBoundingClientRect();
var col = Math.floor((pageX + this.scroller.scrollLeft - canvasPos.left) / this.characterWidth); var col = Math.floor((pageX + this.scroller.scrollLeft - canvasPos.left)
var row = Math.floor((pageY + this.scrollTop - canvasPos.top) / this.lineHeight); / this.characterWidth);
var row = Math.floor((pageY + this.scrollTop - canvasPos.top)
/ this.lineHeight);
return { return {
row: row, row : row,
column: col column : col
} }
}; };
ace.VirtualRenderer.prototype.visualizeFocus = function() { ace.VirtualRenderer.prototype.visualizeFocus = function() {
this.container.className = "editor focus"; this.container.className = "editor focus";
}; };
ace.VirtualRenderer.prototype.visualizeBlur = function() { ace.VirtualRenderer.prototype.visualizeBlur = function() {
this.container.className = "editor"; this.container.className = "editor";
}; };
ace.VirtualRenderer.prototype.showComposition = function(position) { ace.VirtualRenderer.prototype.showComposition = function(position) {

153
src/XML.js
View file

@ -1,98 +1,75 @@
if (!window.ace) ace = {}; if (!window.ace)
ace = {};
(function() { (function() {
ace.XML = {}; ace.XML = {};
// regexp must not have capturing parentheses // regexp must not have capturing parentheses
// regexps are ordered -> the first match is used // regexps are ordered -> the first match is used
ace.XML.RULES = { ace.XML.RULES = {
start : start : [ {
[ token : "text",
{ regex : "<\\!\\[CDATA\\[",
token: "text", next : "cdata"
regex: "<\\!\\[CDATA\\[", }, {
next: "cdata" token : "xml_pe",
}, regex : "<\\?.*?\\?>"
{ }, {
token: "xml_pe", token : "comment",
regex: "<\\?.*?\\?>" regex : "<\\!--",
}, next : "comment"
{ }, {
token: "comment", token : "text", // opening tag
regex: "<\\!--", regex : "<",
next: "comment" next : "tag"
}, }, {
{ token : "text",
token: "text", // opening tag regex : "\\s+"
regex: "<", }, {
next: "tag" token : "text",
}, regex : ".+"
{ } ],
token: "text",
regex: "\\s+"
},
{
token: "text",
regex: ".+"
}
],
tag: tag : [ {
[ token : "text",
{ regex : ">",
token: "text", next : "start"
regex: ">", }, {
next: "start" token : "keyword",
}, regex : "[-_a-zA-Z0-9:]+"
{ }, {
token: "keyword", token : "text",
regex: "[-_a-zA-Z0-9:]+" regex : "\\s+"
}, }, {
{ token : "string",
token: "text", regex : '".*?"'
regex: "\\s+" }, {
}, token : "string",
{ regex : "'.*?'"
token: "string", } ],
regex: '".*?"'
},
{
token: "string",
regex: "'.*?'"
}
],
cdata: cdata : [ {
[ token : "text",
{ regex : "\\]\\]>",
token: "text", next : "start"
regex: "\\]\\]>", }, {
next: "start" token : "text",
}, regex : "\\s+"
{ }, {
token: "text", token : "text",
regex: "\\s+" regex : ".+"
}, } ],
{
token: "text",
regex: ".+"
}
],
comment: comment : [ {
[ token : "comment",
{ regex : ".*?-->",
token: "comment", next : "start"
regex: ".*?-->", }, {
next: "start" token : "comment",
}, regex : ".+"
{ } ]
token: "comment", };
regex: ".+"
}
]
};
})(); })();

224
src/lib.js
View file

@ -1,173 +1,159 @@
if (!window.ace) ace = {}; if (!window.ace)
ace = {};
(function() { (function() {
ace.addListener = function(elem, type, callback) { ace.addListener = function(elem, type, callback) {
if (elem.addEventListener) { if (elem.addEventListener) { return elem.addEventListener(type,
return elem.addEventListener(type, callback, false); callback,
} false); }
if (elem.attachEvent) { if (elem.attachEvent) {
var wrapper = function() { var wrapper = function() {
callback(window.event); callback(window.event);
}
callback.$$wrapper = wrapper;
elem.attachEvent("on" + type, wrapper);
} }
callback.$$wrapper = wrapper;
elem.attachEvent("on" + type, wrapper);
}
} }
ace.removeListener = function(elem, type, callback) { ace.removeListener = function(elem, type, callback) {
if (elem.removeEventListener) { if (elem.removeEventListener) { return elem
return elem.removeEventListener(type, callback, false); .removeEventListener(type, callback, false); }
} if (elem.detachEvent) {
if (elem.detachEvent) { elem.detachEvent("on" + type, callback.$$wrapper || callback);
elem.detachEvent("on" + type, callback.$$wrapper || callback); }
}
} }
ace.setText = function(elem, text) { ace.setText = function(elem, text) {
if (elem.innerText !== undefined) { if (elem.innerText !== undefined) {
elem.innerText = text; elem.innerText = text;
} }
if (elem.textContent !== undefined) { if (elem.textContent !== undefined) {
elem.textContent = text; elem.textContent = text;
} }
} }
ace.stopEvent = function(e) { ace.stopEvent = function(e) {
ace.stopPropagation(e); ace.stopPropagation(e);
ace.preventDefault(e); ace.preventDefault(e);
return false; return false;
} }
ace.stopPropagation = function(e) { ace.stopPropagation = function(e) {
if (e.stopPropagation) if (e.stopPropagation)
e.stopPropagation(); e.stopPropagation();
else else
e.cancelBubble = true; e.cancelBubble = true;
} }
ace.preventDefault = function(e) ace.preventDefault = function(e) {
{ if (e.preventDefault)
if (e.preventDefault) e.preventDefault();
e.preventDefault(); else
else e.returnValue = false;
e.returnValue = false;
} }
ace.inherits = function(ctor, superCtor) { ace.inherits = function(ctor, superCtor) {
var tempCtor = function(){}; var tempCtor = function() {
tempCtor.prototype = superCtor.prototype; };
ctor.super_ = superCtor.prototype; tempCtor.prototype = superCtor.prototype;
ctor.prototype = new tempCtor(); ctor.super_ = superCtor.prototype;
ctor.prototype.constructor = ctor; ctor.prototype = new tempCtor();
ctor.prototype.constructor = ctor;
}; };
ace.getInnerWidth = function(element) ace.getInnerWidth = function(element) {
{ return (parseInt(ace.computedStyle(element, "paddingLeft"))
return ( + parseInt(ace.computedStyle(element, "paddingRight")) + element.clientWidth);
parseInt(ace.computedStyle(element, "paddingLeft")) +
parseInt(ace.computedStyle(element, "paddingRight")) +
element.clientWidth
);
}; };
ace.getInnerHeight = function(element) ace.getInnerHeight = function(element) {
{ return (parseInt(ace.computedStyle(element, "paddingTop"))
return ( + parseInt(ace.computedStyle(element, "paddingBottom")) + element.clientHeight);
parseInt(ace.computedStyle(element, "paddingTop")) +
parseInt(ace.computedStyle(element, "paddingBottom")) +
element.clientHeight
);
}; };
ace.computedStyle = function(element, style) ace.computedStyle = function(element, style) {
{ if (window.getComputedStyle) {
if (window.getComputedStyle) { return (window.getComputedStyle(element, null))[style];
return (window.getComputedStyle(element, null))[style]; }
} else { else {
return element.currentStyle[style]; return element.currentStyle[style];
} }
} }
ace.scrollbarHeight = function() { ace.scrollbarHeight = function() {
var el = document.createElement("div"); var el = document.createElement("div");
var style = el.style; var style = el.style;
style.position = "absolute"; style.position = "absolute";
style.left = "-10000px"; style.left = "-10000px";
style.overflow = "scroll"; style.overflow = "scroll";
style.height = "100px"; style.height = "100px";
document.body.appendChild(el); document.body.appendChild(el);
var height = el.offsetHeight - el.clientHeight; var height = el.offsetHeight - el.clientHeight;
document.body.removeChild(el); document.body.removeChild(el);
return height; return height;
} }
ace.bind = function(fcn, context) { ace.bind = function(fcn, context) {
return function() { return function() {
return fcn.apply(context, arguments); return fcn.apply(context, arguments);
} }
} }
ace.capture = function(el, eventHandler, releaseCaptureHandler) ace.capture = function(el, eventHandler, releaseCaptureHandler) {
{ function onMouseMove(e) {
function onMouseMove(e) eventHandler(e);
{ e.stopPropagation();
eventHandler(e); }
e.stopPropagation();
}
function onMouseUp(e) function onMouseUp(e) {
{ eventHandler && eventHandler(e);
eventHandler && eventHandler(e); releaseCaptureHandler && releaseCaptureHandler();
releaseCaptureHandler && releaseCaptureHandler();
document.removeEventListener("mousemove", onMouseMove, true); document.removeEventListener("mousemove", onMouseMove, true);
document.removeEventListener("mouseup", onMouseUp, true); document.removeEventListener("mouseup", onMouseUp, true);
e.stopPropagation(); e.stopPropagation();
} }
document.addEventListener("mousemove", onMouseMove, true); document.addEventListener("mousemove", onMouseMove, true);
document.addEventListener("mouseup", onMouseUp, true); document.addEventListener("mouseup", onMouseUp, true);
} }
ace.addMouseWheelListener = function(el, callback) ace.addMouseWheelListener = function(el, callback) {
{ var listener = function(e) {
var listener = function(e) { e.wheel = (e.wheelDelta) ? e.wheelDelta / 120
e.wheel = (e.wheelDelta) ? e.wheelDelta / 120 : -(e.detail || 0) / 3; : -(e.detail || 0) / 3;
callback(e); callback(e);
} }
ace.addListener(el, "DOMMouseScroll", listener); ace.addListener(el, "DOMMouseScroll", listener);
ace.addListener(el, "mousewheel", listener); ace.addListener(el, "mousewheel", listener);
}; };
ace.autoremoveListener = function(el, type, callback, timeout) ace.autoremoveListener = function(el, type, callback, timeout) {
{ var listener = function(e) {
var listener = function(e) clearTimeout(timeoutId);
{ remove();
clearTimeout(timeoutId); callback(e);
remove(); }
callback(e);
}
var remove = function() { var remove = function() {
ace.removeListener(el, type, listener); ace.removeListener(el, type, listener);
}; };
ace.addListener(el, type, listener); ace.addListener(el, type, listener);
var timeoutId = setTimeout(remove, timeout); var timeoutId = setTimeout(remove, timeout);
} }
ace.addTripleClickListener = function(el, callback) ace.addTripleClickListener = function(el, callback) {
{ ace.addListener(el, "mousedown", function() {
ace.addListener(el, "mousedown", function() { ace.autoremoveListener(el, "mousedown", function() {
ace.autoremoveListener(el, "mousedown", function() { ace.autoremoveListener(el, "mousedown", callback, 300);
ace.autoremoveListener(el, "mousedown", callback, 300); }, 300);
}, 300); });
});
} }
})(); })();