IRemovableEventDispatcher

/*
    CASA Lib for ActionScript 3.0
    Copyright (c) 2011, Aaron Clinger & Contributors of CASA Lib
    All rights reserved.
    
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      this list of conditions and the following disclaimer.
    
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      this list of conditions and the following disclaimer in the documentation
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    - Neither the name of the CASA Lib nor the names of its contributors
      may be used to endorse or promote products derived from this software
      without specific prior written permission.
    
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    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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*/
package org.casalib.events {
    import flash.events.IEventDispatcher;
    
    /**
        @author Aaron Clinger
        @version 02/11/10
    */
    public interface IRemovableEventDispatcher extends IEventDispatcher {
        
        /**
            Removes all events of a specific type.
            
            @param type: The type of event.
        */
        function removeEventsForType(type:String):void;
        
        /**
            Removes all events that report to the specified listener.
            
            @param listener: The listener function that processes the event.
        */
        function removeEventsForListener(listener:Function):void;
        
        /**
            Removes all event listeners.
        */
        function removeEventListeners():void;
        
        /**
            Reports the number of listeners for a specific event or the total listeners for all events.
            
            @param type: The name of event or null for all events.
            @return The number of listeners.
        */
        function getTotalEventListeners(type:String = null):uint;
    }
}