pad.pub0.org/static/js/ace.js

243 lines
9.6 KiB
JavaScript

/**
* Copyright 2009 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS-IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// requires: top
// requires: plugins
// requires: undefined
Ace2Editor.registry = { nextId: 1 };
function Ace2Editor() {
var thisFunctionsName = "Ace2Editor";
var ace2 = Ace2Editor;
var editor = {};
var info = { editor: editor, id: (ace2.registry.nextId++) };
var loaded = false;
var actionsPendingInit = [];
function pendingInit(func, optDoNow) {
return function() {
var that = this;
var args = arguments;
function action() {
func.apply(that, args);
}
if (optDoNow) {
optDoNow.apply(that, args);
}
if (loaded) {
action();
}
else {
actionsPendingInit.push(action);
}
};
}
function doActionsPendingInit() {
for(var i=0;i<actionsPendingInit.length;i++) {
actionsPendingInit[i]();
}
actionsPendingInit = [];
}
ace2.registry[info.id] = info;
editor.importText = pendingInit(function(newCode, undoable) {
info.ace_importText(newCode, undoable); });
editor.importAText = pendingInit(function(newCode, apoolJsonObj, undoable) {
info.ace_importAText(newCode, apoolJsonObj, undoable); });
editor.exportText = function() {
if (! loaded) return "(awaiting init)\n";
return info.ace_exportText();
};
editor.getFrame = function() { return info.frame || null; };
editor.focus = pendingInit(function() { info.ace_focus(); });
editor.setEditable = pendingInit(function(newVal) { info.ace_setEditable(newVal); });
editor.getFormattedCode = function() { return info.ace_getFormattedCode(); };
editor.setOnKeyPress = pendingInit(function (handler) { info.ace_setOnKeyPress(handler); });
editor.setOnKeyDown = pendingInit(function (handler) { info.ace_setOnKeyDown(handler); });
editor.setNotifyDirty = pendingInit(function (handler) { info.ace_setNotifyDirty(handler); });
editor.setProperty = pendingInit(function(key, value) { info.ace_setProperty(key, value); });
editor.getDebugProperty = function(prop) { return info.ace_getDebugProperty(prop); };
editor.setBaseText = pendingInit(function(txt) { info.ace_setBaseText(txt); });
editor.setBaseAttributedText = pendingInit(function(atxt, apoolJsonObj) {
info.ace_setBaseAttributedText(atxt, apoolJsonObj); });
editor.applyChangesToBase = pendingInit(function (changes, optAuthor,apoolJsonObj) {
info.ace_applyChangesToBase(changes, optAuthor, apoolJsonObj); });
// prepareUserChangeset:
// Returns null if no new changes or ACE not ready. Otherwise, bundles up all user changes
// to the latest base text into a Changeset, which is returned (as a string if encodeAsString).
// If this method returns a truthy value, then applyPreparedChangesetToBase can be called
// at some later point to consider these changes part of the base, after which prepareUserChangeset
// must be called again before applyPreparedChangesetToBase. Multiple consecutive calls
// to prepareUserChangeset will return an updated changeset that takes into account the
// latest user changes, and modify the changeset to be applied by applyPreparedChangesetToBase
// accordingly.
editor.prepareUserChangeset = function() {
if (! loaded) return null;
return info.ace_prepareUserChangeset();
};
editor.applyPreparedChangesetToBase = pendingInit(
function() { info.ace_applyPreparedChangesetToBase(); });
editor.setUserChangeNotificationCallback = pendingInit(function(callback) {
info.ace_setUserChangeNotificationCallback(callback);
});
editor.setAuthorInfo = pendingInit(function(author, authorInfo) {
info.ace_setAuthorInfo(author, authorInfo);
});
editor.setAuthorSelectionRange = pendingInit(function(author, start, end) {
info.ace_setAuthorSelectionRange(author, start, end);
});
editor.getUnhandledErrors = function() {
if (! loaded) return [];
// returns array of {error: <browser Error object>, time: +new Date()}
return info.ace_getUnhandledErrors();
};
editor.callWithAce = pendingInit(function(fn, callStack, normalize) {
return info.ace_callWithAce(fn, callStack, normalize);
});
editor.execCommand = pendingInit(function(cmd, arg1) {
info.ace_execCommand(cmd, arg1);
});
editor.replaceRange = pendingInit(function(start, end, text) {
info.ace_replaceRange(start, end, text);
});
// calls to these functions ($$INCLUDE_...) are replaced when this file is processed
// and compressed, putting the compressed code from the named file directly into the
// source here.
var $$INCLUDE_CSS = function(fileName) {
return '<link rel="stylesheet" type="text/css" href="'+fileName+'"/>';
};
var $$INCLUDE_JS = function(fileName) {
return '\x3cscript type="text/javascript" src="'+fileName+'">\x3c/script>';
};
var $$INCLUDE_JS_DEV = $$INCLUDE_JS;
var $$INCLUDE_CSS_DEV = $$INCLUDE_CSS;
var $$INCLUDE_CSS_Q = function(fileName) {
return '\'<link rel="stylesheet" type="text/css" href="'+fileName+'"/>\'';
};
var $$INCLUDE_JS_Q = function(fileName) {
return '\'\\x3cscript type="text/javascript" src="'+fileName+'">\\x3c/script>\'';
};
var $$INCLUDE_JS_Q_DEV = $$INCLUDE_JS_Q;
var $$INCLUDE_CSS_Q_DEV = $$INCLUDE_CSS_Q;
editor.destroy = pendingInit(function() {
info.ace_dispose();
info.frame.parentNode.removeChild(info.frame);
delete ace2.registry[info.id];
info = null; // prevent IE 6 closure memory leaks
});
editor.init = function(containerId, initialCode, doneFunc) {
editor.importText(initialCode);
info.onEditorReady = function() {
loaded = true;
doActionsPendingInit();
doneFunc();
};
(function() {
var doctype = "<!doctype html>";
var iframeHTML = ["'"+doctype+"<html><head>'"];
plugins.callHook(
"aceInitInnerdocbodyHead", {iframeHTML:iframeHTML});
// these lines must conform to a specific format because they are passed by the build script:
iframeHTML.push($$INCLUDE_CSS_Q("static/css/editor.css"));
iframeHTML.push($$INCLUDE_CSS_Q("static/css/syntax.css"));
iframeHTML.push($$INCLUDE_CSS_Q("static/css/inner.css"));
iframeHTML.push($$INCLUDE_JS_Q("static/js/ace2_common.js"));
iframeHTML.push($$INCLUDE_JS_Q("static/js/skiplist.js"));
iframeHTML.push($$INCLUDE_JS_Q("static/js/virtual_lines.js"));
iframeHTML.push($$INCLUDE_JS_Q("static/js/easysync2.js"));
iframeHTML.push($$INCLUDE_JS_Q("static/js/cssmanager.js"));
iframeHTML.push($$INCLUDE_JS_Q("static/js/colorutils.js"));
iframeHTML.push($$INCLUDE_JS_Q("static/js/undomodule.js"));
iframeHTML.push($$INCLUDE_JS_Q("static/js/contentcollector.js"));
iframeHTML.push($$INCLUDE_JS_Q("static/js/changesettracker.js"));
iframeHTML.push($$INCLUDE_JS_Q("static/js/linestylefilter.js"));
iframeHTML.push($$INCLUDE_JS_Q("static/js/domline.js"));
iframeHTML.push($$INCLUDE_JS_Q("static/js/ace2_inner.js"));
iframeHTML.push('\'\\n<style type="text/css" title="dynamicsyntax"></style>\\n\'');
iframeHTML.push('\'</head><body id="innerdocbody" class="syntax" spellcheck="false">&nbsp;</body></html>\'');
var outerScript = 'editorId = "'+info.id+'"; editorInfo = parent.'+
thisFunctionsName+'.registry[editorId]; '+
'window.onload = function() '+
'{ window.onload = null; setTimeout'+
'(function() '+
'{ var iframe = document.createElement("IFRAME"); '+
'iframe.scrolling = "no"; var outerdocbody = document.getElementById("outerdocbody"); '+
'iframe.frameBorder = 0; iframe.allowTransparency = true; '+ // for IE
'outerdocbody.insertBefore(iframe, outerdocbody.firstChild); '+
'iframe.ace_outerWin = window; '+
'readyFunc = function() { editorInfo.onEditorReady(); readyFunc = null; editorInfo = null; }; '+
'var doc = iframe.contentWindow.document; doc.open(); var text = ('+
iframeHTML.join('+')+').replace(/\\\\x3c/g, \'<\');doc.write(text); doc.close(); '+
'}, 0); }';
var outerHTML = [doctype, '<html><head>',
$$INCLUDE_CSS("static/css/editor.css"),
// bizarrely, in FF2, a file with no "external" dependencies won't finish loading properly
// (throbs busy while typing)
'<link rel="stylesheet" type="text/css" href="data:text/css,"/>',
'\x3cscript>\n', outerScript, '\n\x3c/script>',
'</head><body id="outerdocbody"><div id="sidediv"><!-- --></div><div id="linemetricsdiv">x</div><div id="overlaysdiv"><!-- --></div></body></html>'];
if (!Array.prototype.map) Array.prototype.map = function(fun) { //needed for IE
if (typeof fun != "function") throw new TypeError();
var len = this.length;
var res = new Array(len);
var thisp = arguments[1];
for (var i = 0; i < len; i++) {
if (i in this) res[i] = fun.call(thisp, this[i], i, this);
}
return res;
};
var outerFrame = document.createElement("IFRAME");
outerFrame.frameBorder = 0; // for IE
info.frame = outerFrame;
document.getElementById(containerId).appendChild(outerFrame);
var editorDocument = outerFrame.contentWindow.document;
editorDocument.open();
editorDocument.write(outerHTML.join(''));
editorDocument.close();
})();
};
return editor;
}