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/*
* Copyright (C) 2009 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
WebInspector.Callback = function()
{
this._lastCallbackId = 1;
this._callbacks = {};
}
WebInspector.Callback.prototype = {
wrap: function(callback)
{
var callbackId = this._lastCallbackId++;
this._callbacks[callbackId] = callback || function() {};
return callbackId;
},
processResponse: function(callbackId, opt_vararg)
{
var args = Array.prototype.slice.call(arguments, 1);
var callback = this._callbacks[callbackId];
callback.apply(null, args);
delete this._callbacks[callbackId];
},
removeResponseCallbackEntry: function(callbackId)
{
delete this._callbacks[callbackId];
}
}
WebInspector.Callback._INSTANCE = new WebInspector.Callback();
WebInspector.Callback.wrap = WebInspector.Callback._INSTANCE.wrap.bind(WebInspector.Callback._INSTANCE);
WebInspector.processResponse = WebInspector.Callback._INSTANCE.processResponse.bind(WebInspector.Callback._INSTANCE);
WebInspector.removeResponseCallbackEntry = WebInspector.Callback._INSTANCE.removeResponseCallbackEntry.bind(WebInspector.Callback._INSTANCE);
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