diff options
Diffstat (limited to 'webapps/qooxdoo-0.6.5-sdk/frontend/framework/source/class/qx/manager/object/ImagePreloaderManager.js')
-rw-r--r-- | webapps/qooxdoo-0.6.5-sdk/frontend/framework/source/class/qx/manager/object/ImagePreloaderManager.js | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/webapps/qooxdoo-0.6.5-sdk/frontend/framework/source/class/qx/manager/object/ImagePreloaderManager.js b/webapps/qooxdoo-0.6.5-sdk/frontend/framework/source/class/qx/manager/object/ImagePreloaderManager.js new file mode 100644 index 0000000000..400e481398 --- /dev/null +++ b/webapps/qooxdoo-0.6.5-sdk/frontend/framework/source/class/qx/manager/object/ImagePreloaderManager.js @@ -0,0 +1,84 @@ +/* ************************************************************************ + + qooxdoo - the new era of web development + + http://qooxdoo.org + + Copyright: + 2004-2007 1&1 Internet AG, Germany, http://www.1and1.org + + License: + LGPL: http://www.gnu.org/licenses/lgpl.html + EPL: http://www.eclipse.org/org/documents/epl-v10.php + See the LICENSE file in the project's top-level directory for details. + + Authors: + * Sebastian Werner (wpbasti) + * Andreas Ecker (ecker) + +************************************************************************ */ + +/* ************************************************************************ + +#module(ui_core) + +************************************************************************ */ + +/*! + This singleton manage all qx.io.image.Preloader instances. +*/ +qx.OO.defineClass("qx.manager.object.ImagePreloaderManager", qx.manager.object.ObjectManager, +function() { + qx.manager.object.ObjectManager.call(this); +}); + + + + + +/* +--------------------------------------------------------------------------- + METHODS +--------------------------------------------------------------------------- +*/ + +qx.Proto.add = function(vObject) { + this._objects[vObject.getUri()] = vObject; +} + +qx.Proto.remove = function(vObject) { + delete this._objects[vObject.getUri()]; +} + +qx.Proto.has = function(vSource) { + return this._objects[vSource] != null; +} + +qx.Proto.get = function(vSource) { + return this._objects[vSource]; +} + +qx.Proto.create = function(vSource) +{ + if (this._objects[vSource]) { + return this._objects[vSource]; + } + + return new qx.io.image.Preloader(vSource); +} + + + + + + +/* +--------------------------------------------------------------------------- + DEFER SINGLETON INSTANCE +--------------------------------------------------------------------------- +*/ + +/** + * Singleton Instance Getter + */ +qx.Class.getInstance = qx.lang.Function.returnInstance; |