/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * 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
 * the License. You may obtain a copy of the License at
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 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * Mozilla Foundation.
 * Portions created by the Initial Developer are Copyright (C) 2010
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Alexander Surkov <surkov.alexander@gmail.com> (original author)
 *
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 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
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 * ***** END LICENSE BLOCK ***** */

#include "nsEventShell.h"

#include "nsAccUtils.h"
//#include "nsDocAccessible.h"

////////////////////////////////////////////////////////////////////////////////
// nsEventShell
////////////////////////////////////////////////////////////////////////////////

void
nsEventShell::FireEvent(AccEvent* aEvent)
{
  if (!aEvent)
    return;

  nsAccessible *accessible = aEvent->GetAccessible();
  NS_ENSURE_TRUE(accessible,);

  nsINode* node = aEvent->GetNode();
  if (node) {
    sEventTargetNode = node;
    sEventFromUserInput = aEvent->IsFromUserInput();
  }

  accessible->HandleAccEvent(aEvent);

  sEventTargetNode = nsnull;
}

void
nsEventShell::FireEvent(PRUint32 aEventType, nsAccessible *aAccessible,
                        EIsFromUserInput aIsFromUserInput)
{
  NS_ENSURE_TRUE(aAccessible,);

  nsRefPtr<AccEvent> event = new AccEvent(aEventType, aAccessible,
                                          aIsFromUserInput);

  FireEvent(event);
}

void 
nsEventShell::GetEventAttributes(nsINode *aNode,
                                 nsIPersistentProperties *aAttributes)
{
  if (aNode != sEventTargetNode)
    return;

  nsAccUtils::SetAccAttr(aAttributes, nsGkAtoms::eventFromInput,
                         sEventFromUserInput ? NS_LITERAL_STRING("true") :
                                               NS_LITERAL_STRING("false"));
}

////////////////////////////////////////////////////////////////////////////////
// nsEventShell: private

PRBool nsEventShell::sEventFromUserInput = PR_FALSE;
nsCOMPtr<nsINode> nsEventShell::sEventTargetNode;
