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/*
* Copyright (C) 2009 Google Inc. 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 WebPopupMenuImpl_h
#define WebPopupMenuImpl_h
#include "WebPopupMenu.h"
#include "platform/scroll/FramelessScrollViewClient.h"
#include "public/platform/WebPoint.h"
#include "public/platform/WebSize.h"
#include "wtf/OwnPtr.h"
#include "wtf/RefCounted.h"
namespace WebCore {
class Frame;
class FramelessScrollView;
class KeyboardEvent;
class Page;
class PlatformKeyboardEvent;
class Range;
class Widget;
}
namespace blink {
class WebGestureEvent;
class WebKeyboardEvent;
class WebMouseEvent;
class WebMouseWheelEvent;
class WebRange;
struct WebRect;
class WebTouchEvent;
class WebPopupMenuImpl : public WebPopupMenu,
public WebCore::FramelessScrollViewClient,
public RefCounted<WebPopupMenuImpl> {
WTF_MAKE_FAST_ALLOCATED;
public:
// WebWidget functions:
virtual void close() OVERRIDE;
virtual WebSize size() OVERRIDE { return m_size; }
virtual void willStartLiveResize() OVERRIDE;
virtual void resize(const WebSize&) OVERRIDE;
virtual void willEndLiveResize() OVERRIDE;
virtual void animate(double frameBeginTime) OVERRIDE;
virtual void layout() OVERRIDE;
virtual void paint(WebCanvas*, const WebRect&, PaintOptions = ReadbackFromCompositorIfAvailable) OVERRIDE;
virtual void themeChanged() OVERRIDE;
virtual bool handleInputEvent(const WebInputEvent&) OVERRIDE;
virtual void mouseCaptureLost() OVERRIDE;
virtual void setFocus(bool enable) OVERRIDE;
virtual bool setComposition(
const WebString& text,
const WebVector<WebCompositionUnderline>& underlines,
int selectionStart, int selectionEnd) OVERRIDE;
virtual bool confirmComposition() OVERRIDE;
virtual bool confirmComposition(ConfirmCompositionBehavior selectionBehavior) OVERRIDE;
virtual bool confirmComposition(const WebString& text) OVERRIDE;
virtual bool compositionRange(size_t* location, size_t* length) OVERRIDE;
virtual bool caretOrSelectionRange(size_t* location, size_t* length) OVERRIDE;
virtual void setTextDirection(WebTextDirection) OVERRIDE;
virtual bool isAcceleratedCompositingActive() const OVERRIDE { return false; }
virtual bool isPopupMenu() const OVERRIDE { return true; }
// WebPopupMenuImpl
void initialize(WebCore::FramelessScrollView* widget, const WebRect& bounds);
WebWidgetClient* client() { return m_client; }
void handleMouseMove(const WebMouseEvent&);
void handleMouseLeave(const WebMouseEvent&);
void handleMouseDown(const WebMouseEvent&);
void handleMouseUp(const WebMouseEvent&);
void handleMouseDoubleClick(const WebMouseEvent&);
void handleMouseWheel(const WebMouseWheelEvent&);
bool handleGestureEvent(const WebGestureEvent&);
bool handleTouchEvent(const WebTouchEvent&);
bool handleKeyEvent(const WebKeyboardEvent&);
protected:
friend class WebPopupMenu; // For WebPopupMenu::create.
friend class WTF::RefCounted<WebPopupMenuImpl>;
WebPopupMenuImpl(WebWidgetClient*);
~WebPopupMenuImpl();
// WebCore::HostWindow methods:
virtual void invalidateContentsAndRootView(const WebCore::IntRect&) OVERRIDE;
virtual void invalidateContentsForSlowScroll(const WebCore::IntRect&) OVERRIDE;
virtual void scheduleAnimation() OVERRIDE;
virtual void scroll(
const WebCore::IntSize& scrollDelta, const WebCore::IntRect& scrollRect,
const WebCore::IntRect& clipRect) OVERRIDE;
virtual WebCore::IntPoint screenToRootView(const WebCore::IntPoint&) const OVERRIDE;
virtual WebCore::IntRect rootViewToScreen(const WebCore::IntRect&) const OVERRIDE;
virtual WebScreenInfo screenInfo() const OVERRIDE;
// WebCore::FramelessScrollViewClient methods:
virtual void popupClosed(WebCore::FramelessScrollView*) OVERRIDE;
WebWidgetClient* m_client;
WebSize m_size;
WebPoint m_lastMousePosition;
// This is a non-owning ref. The popup will notify us via popupClosed()
// before it is destroyed.
WebCore::FramelessScrollView* m_widget;
};
inline WebPopupMenuImpl* toWebPopupMenuImpl(WebWidget* widget)
{
ASSERT_WITH_SECURITY_IMPLICATION(!widget || widget->isPopupMenu());
return static_cast<WebPopupMenuImpl*>(widget);
}
inline WebPopupMenuImpl* toWebPopupMenuImpl(WebCore::FramelessScrollViewClient* client)
{
// WebPopupMenuImpl is the only implementation of FramelessScrollViewClient,
// so no need for further checking.
return static_cast<WebPopupMenuImpl*>(client);
}
} // namespace blink
#endif
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