ace/plugins/pilot/lib/dom.js
2010-11-23 14:35:01 +00:00

141 lines
4.6 KiB
JavaScript

/* ***** 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
* Ajax.org Services B.V.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Fabian Jakobs <fabian AT ajax DOT org>
*
* 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) {
var lang = require("pilot/lang").lang;
var dom = {};
dom.setText = function(elem, text) {
if (elem.innerText !== undefined) {
elem.innerText = text;
}
if (elem.textContent !== undefined) {
elem.textContent = text;
}
};
dom.hasCssClass = function(el, name) {
var classes = el.className.split(/\s+/g);
return lang.arrayIndexOf(classes, name) !== -1;
};
dom.addCssClass = function(el, name) {
if (!dom.hasCssClass(el, name)) {
el.className += " " + name;
}
};
dom.removeCssClass = function(el, name) {
var classes = el.className.split(/\s+/g);
while (true) {
var index = lang.arrayIndexOf(classes, name);
if (index == -1) {
break;
}
classes.splice(index, 1);
}
el.className = classes.join(" ");
};
dom.importCssString = function(cssText, doc){
doc = doc || document;
if (doc.createStyleSheet) {
var sheet = doc.createStyleSheet();
sheet.cssText = cssText;
}
else {
var style = doc.createElement("style");
style.appendChild(doc.createTextNode(cssText));
doc.getElementsByTagName("head")[0].appendChild(style);
}
};
dom.getInnerWidth = function(element) {
return (parseInt(dom.computedStyle(element, "paddingLeft"))
+ parseInt(dom.computedStyle(element, "paddingRight")) + element.clientWidth);
};
dom.getInnerHeight = function(element) {
return (parseInt(dom.computedStyle(element, "paddingTop"))
+ parseInt(dom.computedStyle(element, "paddingBottom")) + element.clientHeight);
};
dom.computedStyle = function(element, style) {
if (window.getComputedStyle) {
return (window.getComputedStyle(element, "") || {})[style] || "";
}
else {
return element.currentStyle[style];
}
};
dom.scrollbarWidth = function() {
var inner = document.createElement('p');
inner.style.width = "100%";
inner.style.height = "200px";
var outer = document.createElement("div");
var style = outer.style;
style.position = "absolute";
style.left = "-10000px";
style.overflow = "hidden";
style.width = "200px";
style.height = "150px";
outer.appendChild(inner);
document.body.appendChild(outer);
var noScrollbar = inner.offsetWidth;
style.overflow = "scroll";
var withScrollbar = inner.offsetWidth;
if (noScrollbar == withScrollbar) {
withScrollbar = outer.clientWidth;
}
document.body.removeChild(outer);
return noScrollbar-withScrollbar;
};
exports.dom = dom;
});