pulsar/vendor/ace/split.js

297 lines
9.1 KiB
JavaScript

/* vim:ts=4:sts=4:sw=4:
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Ajax.org Code Editor (ACE).
*
* The Initial Developer of the Original Code is
* Julian Viereck <julian.viereck@gmail.com>
*
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
define(function(require, exports, module) {
"use strict";
var oop = require("./lib/oop");
var lang = require("./lib/lang");
var EventEmitter = require("./lib/event_emitter").EventEmitter;
var Editor = require("./editor").Editor;
var Renderer = require("./virtual_renderer").VirtualRenderer;
var EditSession = require("./edit_session").EditSession;
var Split = function(container, theme, splits) {
this.BELOW = 1;
this.BESIDE = 0;
this.$container = container;
this.$theme = theme;
this.$splits = 0;
this.$editorCSS = "";
this.$editors = [];
this.$oriantation = this.BESIDE;
this.setSplits(splits || 1);
this.$cEditor = this.$editors[0];
this.on("focus", function(editor) {
this.$cEditor = editor;
}.bind(this));
};
(function(){
oop.implement(this, EventEmitter);
this.$createEditor = function() {
var el = document.createElement("div");
el.className = this.$editorCSS;
el.style.cssText = "position: absolute; top:0px; bottom:0px";
this.$container.appendChild(el);
var editor = new Editor(new Renderer(el, this.$theme));
editor.on("focus", function() {
this._emit("focus", editor);
}.bind(this));
this.$editors.push(editor);
editor.setFontSize(this.$fontSize);
return editor;
};
this.setSplits = function(splits) {
var editor;
if (splits < 1) {
throw "The number of splits have to be > 0!";
}
if (splits == this.$splits) {
return;
} else if (splits > this.$splits) {
while (this.$splits < this.$editors.length && this.$splits < splits) {
editor = this.$editors[this.$splits];
this.$container.appendChild(editor.container);
editor.setFontSize(this.$fontSize);
this.$splits ++;
}
while (this.$splits < splits) {
this.$createEditor();
this.$splits ++;
}
} else {
while (this.$splits > splits) {
editor = this.$editors[this.$splits - 1];
this.$container.removeChild(editor.container);
this.$splits --;
}
}
this.resize();
};
this.getSplits = function() {
return this.$splits;
};
this.getEditor = function(idx) {
return this.$editors[idx];
};
this.getCurrentEditor = function() {
return this.$cEditor;
};
this.focus = function() {
this.$cEditor.focus();
};
this.blur = function() {
this.$cEditor.blur();
};
this.setTheme = function(theme) {
this.$editors.forEach(function(editor) {
editor.setTheme(theme);
});
};
this.setKeyboardHandler = function(keybinding) {
this.$editors.forEach(function(editor) {
editor.setKeyboardHandler(keybinding);
});
};
this.forEach = function(callback, scope) {
this.$editors.forEach(callback, scope);
};
this.$fontSize = "";
this.setFontSize = function(size) {
this.$fontSize = size;
this.forEach(function(editor) {
editor.setFontSize(size);
});
};
this.$cloneSession = function(session) {
var s = new EditSession(session.getDocument(), session.getMode());
var undoManager = session.getUndoManager();
if (undoManager) {
var undoManagerProxy = new UndoManagerProxy(undoManager, s);
s.setUndoManager(undoManagerProxy);
}
// Overwrite the default $informUndoManager function such that new delas
// aren't added to the undo manager from the new and the old session.
s.$informUndoManager = lang.deferredCall(function() { s.$deltas = []; });
// Copy over 'settings' from the session.
s.setTabSize(session.getTabSize());
s.setUseSoftTabs(session.getUseSoftTabs());
s.setOverwrite(session.getOverwrite());
s.setBreakpoints(session.getBreakpoints());
s.setUseWrapMode(session.getUseWrapMode());
s.setUseWorker(session.getUseWorker());
s.setWrapLimitRange(session.$wrapLimitRange.min,
session.$wrapLimitRange.max);
s.$foldData = session.$cloneFoldData();
return s;
};
this.setSession = function(session, idx) {
var editor;
if (idx == null) {
editor = this.$cEditor;
} else {
editor = this.$editors[idx];
}
// Check if the session is used already by any of the editors in the
// split. If it is, we have to clone the session as two editors using
// the same session can cause terrible side effects (e.g. UndoQueue goes
// wrong). This also gives the user of Split the possibility to treat
// each session on each split editor different.
var isUsed = this.$editors.some(function(editor) {
return editor.session === session;
});
if (isUsed) {
session = this.$cloneSession(session);
}
editor.setSession(session);
// Return the session set on the editor. This might be a cloned one.
return session;
};
this.getOriantation = function() {
return this.$oriantation;
};
this.setOriantation = function(oriantation) {
if (this.$oriantation == oriantation) {
return;
}
this.$oriantation = oriantation;
this.resize();
};
this.resize = function() {
var width = this.$container.clientWidth;
var height = this.$container.clientHeight;
var editor;
if (this.$oriantation == this.BESIDE) {
var editorWidth = width / this.$splits;
for (var i = 0; i < this.$splits; i++) {
editor = this.$editors[i];
editor.container.style.width = editorWidth + "px";
editor.container.style.top = "0px";
editor.container.style.left = i * editorWidth + "px";
editor.container.style.height = height + "px";
editor.resize();
}
} else {
var editorHeight = height / this.$splits;
for (var i = 0; i < this.$splits; i++) {
editor = this.$editors[i];
editor.container.style.width = width + "px";
editor.container.style.top = i * editorHeight + "px";
editor.container.style.left = "0px";
editor.container.style.height = editorHeight + "px";
editor.resize();
}
}
};
}).call(Split.prototype);
function UndoManagerProxy(undoManager, session) {
this.$u = undoManager;
this.$doc = session;
}
(function() {
this.execute = function(options) {
this.$u.execute(options);
};
this.undo = function() {
var selectionRange = this.$u.undo(true);
if (selectionRange) {
this.$doc.selection.setSelectionRange(selectionRange);
}
};
this.redo = function() {
var selectionRange = this.$u.redo(true);
if (selectionRange) {
this.$doc.selection.setSelectionRange(selectionRange);
}
};
this.reset = function() {
this.$u.reset();
};
this.hasUndo = function() {
return this.$u.hasUndo();
};
this.hasRedo = function() {
return this.$u.hasRedo();
};
}).call(UndoManagerProxy.prototype);
exports.Split = Split;
});