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// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef PopupMenuChromium_h
#define PopupMenuChromium_h
#include "config.h"
#if COMPILER(MSVC)
__pragma(warning(push, 0))
#endif
#include "PopupMenuClient.h"
#include "FramelessScrollView.h"
#include "IntRect.h"
#if COMPILER(MSVC)
__pragma(warning(pop))
#endif
namespace WebCore {
class PopupListBox;
// TODO(darin): Our FramelessScrollView classes need to implement HostWindow!
// This class holds a PopupListBox (see cpp file). Its sole purpose is to be
// able to draw a border around its child. All its paint/event handling is just
// forwarded to the child listBox (with the appropriate transforms).
// NOTE: this class is exposed so it can be instantiated direcly for the
// autofill popup. We cannot use the Popup class directly in that case as the
// autofill popup should not be focused when shown and we want to forward the
// key events to it (through handleKeyEvent).
class PopupContainer : public FramelessScrollView, public RefCounted<PopupContainer> {
public:
static PassRefPtr<PopupContainer> create(PopupMenuClient* client,
bool focusOnShow);
// Whether a key event should be sent to this popup.
virtual bool isInterestedInEventForKey(int key_code);
// FramelessScrollView
virtual void paint(GraphicsContext* gc, const IntRect& rect);
virtual void hide();
virtual bool handleMouseDownEvent(const PlatformMouseEvent& event);
virtual bool handleMouseMoveEvent(const PlatformMouseEvent& event);
virtual bool handleMouseReleaseEvent(const PlatformMouseEvent& event);
virtual bool handleWheelEvent(const PlatformWheelEvent& event);
virtual bool handleKeyEvent(const PlatformKeyboardEvent& event);
// PopupContainer methods
// Show the popup
void showPopup(FrameView* view);
// Show the popup in the specified rect for the specified frame.
// Note: this code was somehow arbitrarily factored-out of the Popup class
// so WebViewImpl can create a PopupContainer.
void show(const IntRect& r, FrameView* v, int index);
// Hide the popup. Do not call this directly: use client->hidePopup().
void hidePopup();
// Compute size of widget and children.
void layout();
// Sets whether the PopupMenuClient should be told to change its text when a
// new item is selected (by using the arrow keys). Default is true.
void setTextOnIndexChange(bool value);
// Sets whether the selection should be accepted when the popup menu is
// closed (through ESC being pressed or the focus going away).
// Default is true.
// Note that when TAB is pressed, the selection is always accepted
// regardless of this setting.
void setAcceptOnAbandon(bool value);
PopupListBox* listBox() const { return m_listBox.get(); }
private:
friend class WTF::RefCounted<PopupContainer>;
PopupContainer(PopupMenuClient* client, bool focusOnShow);
~PopupContainer();
// Paint the border.
void paintBorder(GraphicsContext* gc, const IntRect& rect);
RefPtr<PopupListBox> m_listBox;
// Whether the window showing this popup should be focused when shown.
bool m_focusOnShow;
};
}
#endif // PopupMenuChromium_h
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