/* -*- 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
 * http://www.mozilla.org/MPL/
 *
 * 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 Communicator client code. This file was split
 * from xpfe/appshell/src/nsAppShellService.h
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Benjamin Smedberg <bsmedberg@covad.net>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * 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
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#ifndef nsAppStartup_h__
#define nsAppStartup_h__

#include "nsIAppStartup.h"
#include "nsIWindowCreator2.h"
#include "nsIObserver.h"
#include "nsWeakReference.h"

#include "nsINativeAppSupport.h"
#include "nsIAppShell.h"

struct PLEvent;

// {7DD4D320-C84B-4624-8D45-7BB9B2356977}
#define NS_TOOLKIT_APPSTARTUP_CID \
{ 0x7dd4d320, 0xc84b, 0x4624, { 0x8d, 0x45, 0x7b, 0xb9, 0xb2, 0x35, 0x69, 0x77 } }


class nsAppStartup : public nsIAppStartup,
                     public nsIWindowCreator2,
                     public nsIObserver,
                     public nsSupportsWeakReference
{
public:
  NS_DECL_ISUPPORTS
  NS_DECL_NSIAPPSTARTUP
  NS_DECL_NSIWINDOWCREATOR
  NS_DECL_NSIWINDOWCREATOR2
  NS_DECL_NSIOBSERVER

  nsAppStartup();
  nsresult Init();

private:
  ~nsAppStartup() { }

  void AttemptingQuit(PRBool aAttempt);

  // A "last event" that is used to flush the appshell's event queue.
  PR_STATIC_CALLBACK(void*) HandleExitEvent(PLEvent* aEvent);
  PR_STATIC_CALLBACK(void) DestroyExitEvent(PLEvent* aEvent);

  nsCOMPtr<nsIAppShell> mAppShell;

  PRInt32      mConsiderQuitStopper; // if > 0, Quit(eConsiderQuit) fails
  PRPackedBool mRunning;        // Have we started the main event loop?
  PRPackedBool mShuttingDown;   // Quit method reentrancy check
  PRPackedBool mAttemptingQuit; // Quit(eAttemptQuit) still trying
  PRPackedBool mRestart;        // Quit(eRestart)
};

#endif // nsAppStartup_h__
