diff options
Diffstat (limited to 'contexts/data/lib/closure-library/closure/goog/events/actioneventwrapper.js')
-rw-r--r-- | contexts/data/lib/closure-library/closure/goog/events/actioneventwrapper.js | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/contexts/data/lib/closure-library/closure/goog/events/actioneventwrapper.js b/contexts/data/lib/closure-library/closure/goog/events/actioneventwrapper.js deleted file mode 100644 index 9bd2dcb..0000000 --- a/contexts/data/lib/closure-library/closure/goog/events/actioneventwrapper.js +++ /dev/null @@ -1,137 +0,0 @@ -// Copyright 2009 The Closure Library Authors. All Rights Reserved. -// -// Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS-IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -/** - * @fileoverview Action event wrapper implementation. - * @author eae@google.com (Emil A Eklund) - */ - -goog.provide('goog.events.actionEventWrapper'); - -goog.require('goog.events'); -goog.require('goog.events.EventHandler'); -goog.require('goog.events.EventType'); -goog.require('goog.events.EventWrapper'); -goog.require('goog.events.KeyCodes'); - - - -/** - * Event wrapper for action handling. Fires when an element is activated either - * by clicking it or by focusing it and pressing Enter. - * - * @constructor - * @implements {goog.events.EventWrapper} - * @private - */ -goog.events.ActionEventWrapper_ = function() { -}; - - -/** - * Singleton instance of ActionEventWrapper_. - * @type {goog.events.ActionEventWrapper_} - */ -goog.events.actionEventWrapper = new goog.events.ActionEventWrapper_(); - - -/** - * Event types used by the wrapper. - * - * @type {Array.<goog.events.EventType>} - * @private - */ -goog.events.ActionEventWrapper_.EVENT_TYPES_ = [ - goog.events.EventType.CLICK, - goog.userAgent.GECKO ? - goog.events.EventType.KEYPRESS : - goog.events.EventType.KEYDOWN -]; - - -/** - * Adds an event listener using the wrapper on a DOM Node or an object that has - * implemented {@link goog.events.EventTarget}. A listener can only be added - * once to an object. - * - * @param {EventTarget|goog.events.EventTarget} target The node to listen to - * events on. - * @param {Function|Object} listener Callback method, or an object with a - * handleEvent function. - * @param {boolean=} opt_capt Whether to fire in capture phase (defaults to - * false). - * @param {Object=} opt_scope Element in whose scope to call the listener. - * @param {goog.events.EventHandler=} opt_eventHandler Event handler to add - * listener to. - * @override - */ -goog.events.ActionEventWrapper_.prototype.listen = function(target, listener, - opt_capt, opt_scope, opt_eventHandler) { - var callback = function(e) { - if (e.type == goog.events.EventType.CLICK && e.isMouseActionButton()) { - listener.call(opt_scope, e); - } else if (e.keyCode == goog.events.KeyCodes.ENTER || - e.keyCode == goog.events.KeyCodes.MAC_ENTER) { - // convert keydown to keypress for backward compatibility. - e.type = goog.events.EventType.KEYPRESS; - listener.call(opt_scope, e); - } - }; - callback.listener_ = listener; - callback.scope_ = opt_scope; - - if (opt_eventHandler) { - opt_eventHandler.listen(target, - goog.events.ActionEventWrapper_.EVENT_TYPES_, - callback); - } else { - goog.events.listen(target, - goog.events.ActionEventWrapper_.EVENT_TYPES_, - callback); - } -}; - - -/** - * Removes an event listener added using goog.events.EventWrapper.listen. - * - * @param {EventTarget|goog.events.EventTarget} target The node to remove - * listener from. - * @param {Function|Object} listener Callback method, or an object with a - * handleEvent function. - * @param {boolean=} opt_capt Whether to fire in capture phase (defaults to - * false). - * @param {Object=} opt_scope Element in whose scope to call the listener. - * @param {goog.events.EventHandler=} opt_eventHandler Event handler to remove - * listener from. - * @override - */ -goog.events.ActionEventWrapper_.prototype.unlisten = function(target, listener, - opt_capt, opt_scope, opt_eventHandler) { - for (var type, j = 0; type = goog.events.ActionEventWrapper_.EVENT_TYPES_[j]; - j++) { - var listeners = goog.events.getListeners(target, type, false); - for (var obj, i = 0; obj = listeners[i]; i++) { - if (obj.listener.listener_ == listener && - obj.listener.scope_ == opt_scope) { - if (opt_eventHandler) { - opt_eventHandler.unlisten(target, type, obj.listener); - } else { - goog.events.unlisten(target, type, obj.listener); - } - break; - } - } - } -}; |