michael@0: // vim:set ts=2 sts=2 sw=2 et cin:
michael@0: // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
michael@0: //
michael@0: // Redistribution and use in source and binary forms, with or without
michael@0: // modification, are permitted provided that the following conditions are
michael@0: // met:
michael@0: //
michael@0: //    * Redistributions of source code must retain the above copyright
michael@0: // notice, this list of conditions and the following disclaimer.
michael@0: //    * Redistributions in binary form must reproduce the above
michael@0: // copyright notice, this list of conditions and the following disclaimer
michael@0: // in the documentation and/or other materials provided with the
michael@0: // distribution.
michael@0: //    * Neither the name of Google Inc. nor the names of its
michael@0: // contributors may be used to endorse or promote products derived from
michael@0: // this software without specific prior written permission.
michael@0: //
michael@0: // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
michael@0: // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
michael@0: // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
michael@0: // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
michael@0: // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
michael@0: // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
michael@0: // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
michael@0: // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
michael@0: // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
michael@0: // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
michael@0: // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
michael@0: 
michael@0: #ifndef DOM_PLUGINS_IPC_PLUGININTERPOSEOSX_H
michael@0: #define DOM_PLUGINS_IPC_PLUGININTERPOSEOSX_H
michael@0: 
michael@0: #include "base/basictypes.h"
michael@0: #include "nsPoint.h"
michael@0: #include "npapi.h"
michael@0: 
michael@0: // Make this includable from non-Objective-C code.
michael@0: #ifndef __OBJC__
michael@0: class NSCursor;
michael@0: #else
michael@0: #import <Cocoa/Cocoa.h>
michael@0: #endif
michael@0: 
michael@0: // The header file QuickdrawAPI.h is missing on OS X 10.7 and up (though the
michael@0: // QuickDraw APIs defined in it are still present) -- so we need to supply the
michael@0: // relevant parts of its contents here.  It's likely that Apple will eventually
michael@0: // remove the APIs themselves (probably in OS X 10.8), so we need to make them
michael@0: // weak imports, and test for their presence before using them.
michael@0: #if !defined(__QUICKDRAWAPI__)
michael@0: 
michael@0: typedef short Bits16[16];
michael@0: struct Cursor {
michael@0:   Bits16  data;
michael@0:   Bits16  mask;
michael@0:   Point   hotSpot;
michael@0: };
michael@0: typedef struct Cursor Cursor;
michael@0: 
michael@0: #endif /* __QUICKDRAWAPI__ */
michael@0: 
michael@0: namespace mac_plugin_interposing {
michael@0: 
michael@0: // Class used to serialize NSCursor objects over IPC between processes.
michael@0: class NSCursorInfo {
michael@0: public:
michael@0:   enum Type {
michael@0:     TypeCustom,
michael@0:     TypeArrow,
michael@0:     TypeClosedHand,
michael@0:     TypeContextualMenu,   // Only supported on OS X 10.6 and up
michael@0:     TypeCrosshair,
michael@0:     TypeDisappearingItem,
michael@0:     TypeDragCopy,         // Only supported on OS X 10.6 and up
michael@0:     TypeDragLink,         // Only supported on OS X 10.6 and up
michael@0:     TypeIBeam,
michael@0:     TypeNotAllowed,       // Only supported on OS X 10.6 and up
michael@0:     TypeOpenHand,
michael@0:     TypePointingHand,
michael@0:     TypeResizeDown,
michael@0:     TypeResizeLeft,
michael@0:     TypeResizeLeftRight,
michael@0:     TypeResizeRight,
michael@0:     TypeResizeUp,
michael@0:     TypeResizeUpDown,
michael@0:     TypeTransparent       // Special type
michael@0:   };
michael@0: 
michael@0:   NSCursorInfo();
michael@0:   NSCursorInfo(NSCursor* aCursor);
michael@0:   NSCursorInfo(const Cursor* aCursor);
michael@0:   ~NSCursorInfo();
michael@0: 
michael@0:   NSCursor* GetNSCursor() const;
michael@0:   Type GetType() const;
michael@0:   const char* GetTypeName() const;
michael@0:   nsPoint GetHotSpot() const;
michael@0:   uint8_t* GetCustomImageData() const;
michael@0:   uint32_t GetCustomImageDataLength() const;
michael@0: 
michael@0:   void SetType(Type aType);
michael@0:   void SetHotSpot(nsPoint aHotSpot);
michael@0:   void SetCustomImageData(uint8_t* aData, uint32_t aDataLength);
michael@0: 
michael@0:   static bool GetNativeCursorsSupported();
michael@0: 
michael@0: private:
michael@0:   NSCursor* GetTransparentCursor() const;
michael@0: 
michael@0:   Type mType;
michael@0:   // The hot spot's coordinate system is the cursor's coordinate system, and
michael@0:   // has an upper-left origin (in both Cocoa and pre-Cocoa systems).
michael@0:   nsPoint mHotSpot;
michael@0:   uint8_t* mCustomImageData;
michael@0:   uint32_t mCustomImageDataLength;
michael@0:   static int32_t mNativeCursorsSupported;
michael@0: };
michael@0: 
michael@0: namespace parent {
michael@0: 
michael@0: void OnPluginShowWindow(uint32_t window_id, CGRect window_bounds, bool modal);
michael@0: void OnPluginHideWindow(uint32_t window_id, pid_t aPluginPid);
michael@0: void OnSetCursor(const NSCursorInfo& cursorInfo);
michael@0: void OnShowCursor(bool show);
michael@0: void OnPushCursor(const NSCursorInfo& cursorInfo);
michael@0: void OnPopCursor();
michael@0: 
michael@0: }
michael@0: 
michael@0: namespace child {
michael@0: 
michael@0: void SetUpCocoaInterposing();
michael@0: 
michael@0: }
michael@0: 
michael@0: }
michael@0: 
michael@0: #endif /* DOM_PLUGINS_IPC_PLUGININTERPOSEOSX_H */