1/* 2 * Copyright (C) 2011 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef NativeWebWheelEvent_h 27#define NativeWebWheelEvent_h 28 29#include "WebEvent.h" 30 31#if USE(APPKIT) 32#include <wtf/RetainPtr.h> 33OBJC_CLASS NSView; 34#endif 35 36#if PLATFORM(EFL) 37#include <Evas.h> 38#include <WebCore/AffineTransform.h> 39#endif 40 41#if PLATFORM(GTK) 42#include <WebCore/GUniquePtrGtk.h> 43typedef union _GdkEvent GdkEvent; 44#endif 45 46namespace WebKit { 47 48class NativeWebWheelEvent : public WebWheelEvent { 49public: 50#if USE(APPKIT) 51 NativeWebWheelEvent(NSEvent *, NSView *); 52#elif PLATFORM(GTK) 53 NativeWebWheelEvent(const NativeWebWheelEvent&); 54 NativeWebWheelEvent(GdkEvent*); 55#elif PLATFORM(EFL) 56 NativeWebWheelEvent(const Evas_Event_Mouse_Wheel*, const WebCore::AffineTransform& toWebContent, const WebCore::AffineTransform& toDeviceScreen); 57#endif 58 59#if USE(APPKIT) 60 NSEvent* nativeEvent() const { return m_nativeEvent.get(); } 61#elif PLATFORM(GTK) 62 const GdkEvent* nativeEvent() const { return m_nativeEvent.get(); } 63#elif PLATFORM(EFL) 64 const Evas_Event_Mouse_Wheel* nativeEvent() const { return m_nativeEvent; } 65#elif PLATFORM(IOS) 66 const void* nativeEvent() const { return 0; } 67#endif 68 69private: 70#if USE(APPKIT) 71 RetainPtr<NSEvent> m_nativeEvent; 72#elif PLATFORM(GTK) 73 GUniquePtr<GdkEvent> m_nativeEvent; 74#elif PLATFORM(EFL) 75 const Evas_Event_Mouse_Wheel* m_nativeEvent; 76#endif 77}; 78 79} // namespace WebKit 80 81#endif // NativeWebWheelEvent_h 82