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// 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 Definition of the goog.events.EventWrapper interface.
*
* @author eae@google.com (Emil A Eklund)
*/
goog.provide('goog.events.EventWrapper');
/**
* Interface for event wrappers.
* @interface
*/
goog.events.EventWrapper = function() {};
/**
* 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 {goog.events.ListenableType} src The node to listen to events on.
* @param {function(?):?|{handleEvent:function(?):?}|null} 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.
*/
goog.events.EventWrapper.prototype.listen = function(
src, listener, opt_capt, opt_scope, opt_eventHandler) {};
/**
* Removes an event listener added using goog.events.EventWrapper.listen.
*
* @param {goog.events.ListenableType} src The node to remove listener from.
* @param {function(?):?|{handleEvent:function(?):?}|null} 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.
*/
goog.events.EventWrapper.prototype.unlisten = function(
src, listener, opt_capt, opt_scope, opt_eventHandler) {};
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