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 // vim:set ts=2 sts=2 sw=2 et cin:

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.

 //

 // Redistribution and use in source and binary forms, with or without

 // modification, are permitted provided that the following conditions are

 // met:

 //

 //    * Redistributions of source code must retain the above copyright

 // notice, this list of conditions and the following disclaimer.

 //    * Redistributions in binary form must reproduce the above

 // copyright notice, this list of conditions and the following disclaimer

 // in the documentation and/or other materials provided with the

 // distribution.

 //    * Neither the name of Google Inc. nor the names of its

 // contributors may be used to endorse or promote products derived from

 // this software without specific prior written permission.

 //

 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 #ifndef DOM_PLUGINS_IPC_PLUGININTERPOSEOSX_H

 #define DOM_PLUGINS_IPC_PLUGININTERPOSEOSX_H

 #include "base/basictypes.h"

 #include "nsPoint.h"

 #include "npapi.h"

 // Make this includable from non-Objective-C code.

 #ifndef __OBJC__

 class NSCursor;

 #else

 #import <Cocoa/Cocoa.h>

 #endif

 // The header file QuickdrawAPI.h is missing on OS X 10.7 and up (though the

 // QuickDraw APIs defined in it are still present) -- so we need to supply the

 // relevant parts of its contents here.  It's likely that Apple will eventually

 // remove the APIs themselves (probably in OS X 10.8), so we need to make them

 // weak imports, and test for their presence before using them.

 #if !defined(__QUICKDRAWAPI__)

 typedef short Bits16[16];

 struct Cursor {

   Bits16  data;

   Bits16  mask;

   Point   hotSpot;

 };

 typedef struct Cursor Cursor;

 #endif /* __QUICKDRAWAPI__ */

 namespace mac_plugin_interposing {

 // Class used to serialize NSCursor objects over IPC between processes.

 class NSCursorInfo {

 public:

   enum Type {

     TypeCustom,

     TypeArrow,

     TypeClosedHand,

     TypeContextualMenu,   // Only supported on OS X 10.6 and up

     TypeCrosshair,

     TypeDisappearingItem,

     TypeDragCopy,         // Only supported on OS X 10.6 and up

     TypeDragLink,         // Only supported on OS X 10.6 and up

     TypeIBeam,

     TypeNotAllowed,       // Only supported on OS X 10.6 and up

     TypeOpenHand,

     TypePointingHand,

     TypeResizeDown,

     TypeResizeLeft,

     TypeResizeLeftRight,

     TypeResizeRight,

     TypeResizeUp,

     TypeResizeUpDown,

     TypeTransparent       // Special type

   };

   NSCursorInfo();

   NSCursorInfo(NSCursor* aCursor);

   NSCursorInfo(const Cursor* aCursor);

   ~NSCursorInfo();

   NSCursor* GetNSCursor() const;

   Type GetType() const;

   const char* GetTypeName() const;

   nsPoint GetHotSpot() const;

   uint8_t* GetCustomImageData() const;

   uint32_t GetCustomImageDataLength() const;

   void SetType(Type aType);

   void SetHotSpot(nsPoint aHotSpot);

   void SetCustomImageData(uint8_t* aData, uint32_t aDataLength);

   static bool GetNativeCursorsSupported();

 private:

   NSCursor* GetTransparentCursor() const;

   Type mType;

   // The hot spot's coordinate system is the cursor's coordinate system, and

   // has an upper-left origin (in both Cocoa and pre-Cocoa systems).

   nsPoint mHotSpot;

   uint8_t* mCustomImageData;

   uint32_t mCustomImageDataLength;

   static int32_t mNativeCursorsSupported;

 };

 namespace parent {

 void OnPluginShowWindow(uint32_t window_id, CGRect window_bounds, bool modal);

 void OnPluginHideWindow(uint32_t window_id, pid_t aPluginPid);

 void OnSetCursor(const NSCursorInfo& cursorInfo);

 void OnShowCursor(bool show);

 void OnPushCursor(const NSCursorInfo& cursorInfo);

 void OnPopCursor();

 }

 namespace child {

 void SetUpCocoaInterposing();

 }

 }

 #endif /* DOM_PLUGINS_IPC_PLUGININTERPOSEOSX_H */