big-moving.ru/api/soft/ajaxorg/lib/ace/split.js

327 lines
9.6 KiB
JavaScript
Executable File

/* ***** BEGIN LICENSE BLOCK *****
* Distributed under the BSD license:
*
* Copyright (c) 2010, Ajax.org B.V.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Ajax.org B.V. nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* ***** 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;
/**
* @class Split
*
**/
var Split = function(container, theme, splits) {
this.BELOW = 1;
this.BESIDE = 0;
this.$container = container;
this.$theme = theme;
this.$splits = 0;
this.$editorCSS = "";
this.$editors = [];
this.$orientation = 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.$splits --;
}
}
this.resize();
};
/**
*
* Returns the number of splits.
* @returns {Number}
**/
this.getSplits = function() {
return this.$splits;
};
/**
* @param {Number} idx The index of the editor you want
*
* Returns the editor identified by the index `idx`.
*
**/
this.getEditor = function(idx) {
return this.$editors[idx];
};
/**
*
* Returns the current editor.
* @returns {Editor}
**/
this.getCurrentEditor = function() {
return this.$cEditor;
};
/**
* Focuses the current editor.
* @related Editor.focus
**/
this.focus = function() {
this.$cEditor.focus();
};
/**
* Blurs the current editor.
* @related Editor.blur
**/
this.blur = function() {
this.$cEditor.blur();
};
/**
*
* @param {String} theme The name of the theme to set
*
* Sets a theme for each of the available editors.
* @related Editor.setTheme
**/
this.setTheme = function(theme) {
this.$editors.forEach(function(editor) {
editor.setTheme(theme);
});
};
/**
*
* @param {String} keybinding
*
* Sets the keyboard handler for the editor.
* @related editor.setKeyboardHandler
**/
this.setKeyboardHandler = function(keybinding) {
this.$editors.forEach(function(editor) {
editor.setKeyboardHandler(keybinding);
});
};
/**
*
* @param {Function} callback A callback function to execute
* @param {String} scope The default scope for the callback
*
* Executes `callback` on all of the available editors.
*
**/
this.forEach = function(callback, scope) {
this.$editors.forEach(callback, scope);
};
this.$fontSize = "";
/**
* @param {Number} size The new font size
*
* Sets the font size, in pixels, for all the available editors.
*
**/
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();
s.setUndoManager(undoManager);
// 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;
};
/**
*
* @param {EditSession} session The new edit session
* @param {Number} idx The editor's index you're interested in
*
* Sets a new [[EditSession `EditSession`]] for the indicated editor.
* @related Editor.setSession
**/
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;
};
/**
*
* Returns the orientation.
* @returns {Number}
**/
this.getOrientation = function() {
return this.$orientation;
};
/**
*
* Sets the orientation.
* @param {Number} orientation The new orientation value
*
*
**/
this.setOrientation = function(orientation) {
if (this.$orientation == orientation) {
return;
}
this.$orientation = orientation;
this.resize();
};
/**
* Resizes the editor.
**/
this.resize = function() {
var width = this.$container.clientWidth;
var height = this.$container.clientHeight;
var editor;
if (this.$orientation == 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);
exports.Split = Split;
});