2 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
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3 * Copyright (C) 2003-2009 Frederico Caldeira Knabben
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5 * == BEGIN LICENSE ==
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7 * Licensed under the terms of any of the following licenses at your
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10 * - GNU General Public License Version 2 or later (the "GPL")
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11 * http://www.gnu.org/licenses/gpl.html
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13 * - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
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14 * http://www.gnu.org/licenses/lgpl.html
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16 * - Mozilla Public License Version 1.1 or later (the "MPL")
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17 * http://www.mozilla.org/MPL/MPL-1.1.html
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21 * FCKEvents Class: used to handle events is a advanced way.
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24 var FCKEvents = function( eventsOwner )
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26 this.Owner = eventsOwner ;
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27 this._RegisteredEvents = new Object() ;
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30 FCKEvents.prototype.AttachEvent = function( eventName, functionPointer )
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34 if ( !( aTargets = this._RegisteredEvents[ eventName ] ) )
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35 this._RegisteredEvents[ eventName ] = [ functionPointer ] ;
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38 // Check that the event handler isn't already registered with the same listener
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39 // It doesn't detect function pointers belonging to an object (at least in Gecko)
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40 if ( aTargets.IndexOf( functionPointer ) == -1 )
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41 aTargets.push( functionPointer ) ;
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45 FCKEvents.prototype.FireEvent = function( eventName, params )
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47 var bReturnValue = true ;
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49 var oCalls = this._RegisteredEvents[ eventName ] ;
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53 for ( var i = 0 ; i < oCalls.length ; i++ )
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57 bReturnValue = ( oCalls[ i ]( this.Owner, params ) && bReturnValue ) ;
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61 // Ignore the following error. It may happen if pointing to a
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62 // script not anymore available (#934):
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63 // -2146823277 = Can't execute code from a freed script
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64 if ( e.number != -2146823277 )
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70 return bReturnValue ;
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