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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();
explicit NSCursorInfo(NSCursor* aCursor);
explicit 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 parent
namespace child {
void SetUpCocoaInterposing();
} // namespace child
} // namespace mac_plugin_interposing
#endif /* DOM_PLUGINS_IPC_PLUGININTERPOSEOSX_H */
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