@qooxdoo/framework
Version:
The JS Framework for Coders
86 lines (66 loc) • 2.32 kB
JavaScript
/* ************************************************************************
qooxdoo - the new era of web development
http://qooxdoo.org
Copyright:
2007-2008 1&1 Internet AG, Germany, http://www.1und1.de
License:
MIT: https://opensource.org/licenses/MIT
See the LICENSE file in the project's top-level directory for details.
Authors:
* Fabian Jakobs (fjakobs)
* Sebastian Werner (wpbasti)
************************************************************************ */
/**
* This class provides qooxdoo object event support.
*/
qx.Class.define("qx.event.handler.Object", {
extend: qx.core.Object,
implement: qx.event.IEventHandler,
/*
*****************************************************************************
STATICS
*****************************************************************************
*/
statics: {
/** @type {Integer} Priority of this handler */
PRIORITY: qx.event.Registration.PRIORITY_LAST,
/** @type {Map} Supported event types */
SUPPORTED_TYPES: null,
/** @type {Integer} Which target check to use */
TARGET_CHECK: qx.event.IEventHandler.TARGET_OBJECT,
/** @type {Integer} Whether the method "canHandleEvent" must be called */
IGNORE_CAN_HANDLE: false
},
/*
*****************************************************************************
MEMBERS
*****************************************************************************
*/
members: {
/*
---------------------------------------------------------------------------
EVENT HANDLER INTERFACE
---------------------------------------------------------------------------
*/
// interface implementation
canHandleEvent(target, type) {
return qx.Class.supportsEvent(target.constructor, type);
},
// interface implementation
registerEvent(target, type, capture) {
// Nothing needs to be done here
},
// interface implementation
unregisterEvent(target, type, capture) {
// Nothing needs to be done here
}
},
/*
*****************************************************************************
DEFER
*****************************************************************************
*/
defer(statics) {
qx.event.Registration.addHandler(statics);
}
});