gecko/content/base/public/nsIScriptEventManager.idl

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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
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 * The Original Code is Mozilla Communicator
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications
 * Portions created by the Initial Developer are Copyright (C) 2002
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 * Contributor(s):
 *  Rick Potts <rpotts@netscape.com>
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 * either the GNU General Public License Version 2 or later (the "GPL"), or
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#include "nsISupports.idl"


[uuid(b6427ace-dc77-495b-ab21-43baeb52bc27)]
interface nsIScriptEventManager : nsISupports
{
 /*
  * FindEventHandler:
  *
  * Returns a script event handler for the given object and event name.
  *
  * @param aObjectName    Name of the object raising the event.
  *
  * @param aEventName     Name of the event being raised.
  *
  * @param aArgCount      Number of arguments expected by the event handler.
  *
  */
  nsISupports FindEventHandler(in AString aObjectName,
                               in AString aEventName,
                               in unsigned long aArgCount);

 /*
  *
  * InvokeEventHandler:
  *
  * Executes the script handler that was returned from FindEventHandler.
  *
  * @param aHandler       Script event handler that was returned from
  *                       FindEventHandler.
  *
  * @param aTargetObject  Object to which the script handler is bound.
  *
  * @param aArgs          Array of arguments passed to the script handler.
  *                       This is an array of jsvals.
  *
  * @param aArgCount      Number of elements in the aArgs array.
  *
  */
  void InvokeEventHandler(in nsISupports aHandler,
                          in nsISupports aTargetObject,
                          in voidPtr aArgs,
                          in unsigned long aArgCount);
};