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 * 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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 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
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 * The Original Code is mozilla.org code.
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 * 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.
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 * Contributor(s):
 *   Josh Aas <josh@mozilla.com>
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 * ***** END LICENSE BLOCK ***** */

#ifndef nsToolkit_h_
#define nsToolkit_h_

#include "nsIToolkit.h"

#import <Carbon/Carbon.h>
#import <Cocoa/Cocoa.h>
#import <objc/Object.h>
#import <IOKit/IOKitLib.h>

#define MAC_OS_X_VERSION_10_4_HEX 0x00001040
#define MAC_OS_X_VERSION_10_5_HEX 0x00001050
#define MAC_OS_X_VERSION_10_6_HEX 0x00001060

class nsToolkit : public nsIToolkit
{
public:
                     nsToolkit();
  virtual            ~nsToolkit();

  NS_DECL_ISUPPORTS
  NS_DECL_NSITOOLKIT

  // Returns the OS X version as returned from Gestalt(gestaltSystemVersion, ...)
  static PRInt32     OSXVersion();
  
  // Convenience functions to check the OS version
  static PRBool      OnLeopardOrLater();
  static PRBool      OnSnowLeopardOrLater();
  
  static void        PostSleepWakeNotification(const char* aNotification);

  static nsresult    SwizzleMethods(Class aClass, SEL orgMethod, SEL posedMethod,
                                    PRBool classMethods = PR_FALSE);

protected:

  nsresult           RegisterForSleepWakeNotifcations();
  void               RemoveSleepWakeNotifcations();

  void               RegisterForAllProcessMouseEvents();
  void               UnregisterAllProcessMouseEventHandlers();

protected:

  bool               mInited;

  CFRunLoopSourceRef mSleepWakeNotificationRLS;
  io_object_t        mPowerNotifier;

  EventHandlerRef    mEventMonitorHandler;
  CFMachPortRef      mEventTapPort;
  CFRunLoopSourceRef mEventTapRLS;
};

extern nsToolkit* NS_CreateToolkitInstance();

#endif // nsToolkit_h_
