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// Copyright (c) 2010 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 CHROME_BROWSER_CHROMEOS_VIEWS_DOMUI_MENU_WIDGET_H_
#define CHROME_BROWSER_CHROMEOS_VIEWS_DOMUI_MENU_WIDGET_H_
#pragma once
#include <string>
#include "views/widget/widget_gtk.h"
class DOMView;
class ExtensionApiTest;
namespace chromeos {
class MenuLocator;
class NativeMenuDOMUI;
// DOMUIMenuWidget is a window widget for DOMUI based menu.
class DOMUIMenuWidget : public views::WidgetGtk {
public:
// Create a Window for the NativeMenuDMOUI. |root| specifies if
// the menu is root menu.
DOMUIMenuWidget(NativeMenuDOMUI* domui_menu, bool root);
virtual ~DOMUIMenuWidget();
// WidgetGtk overrides:
virtual void Init(gfx::NativeView parent, const gfx::Rect& bounds);
virtual void Hide();
virtual void Close();
virtual void ReleaseGrab();
virtual gboolean OnGrabBrokeEvent(GtkWidget* widget, GdkEvent* event);
virtual void OnSizeAllocate(GtkWidget* widget, GtkAllocation* allocation);
// Returns NativeMenuDOMUI that owns this widget.
NativeMenuDOMUI* domui_menu() const {
return domui_menu_;
}
// Returns true if the menu widget is a root.
bool is_root() const {
return is_root_;
}
// Returns true if the menu widget has input grab.
bool did_pointer_grab() const {
return did_pointer_grab_;
}
// Enables/Disables menu scroll.
void EnableScroll(bool enabled);
// Tell the gtk to send all input events (mouse, keyboard) to this
// Widget. If |selectItem| is true, it highlights the selected item
// (or select 1st selectable item if none is selected).
void EnableInput(bool select_item);
// Executes given |javascript|.
void ExecuteJavascript(const std::wstring& javascript);
// Show the menu using |locator|. Ownership of locator is transferred
// to this widget.
void ShowAt(MenuLocator* locator);
// Updates the size
void SetSize(const gfx::Size& new_size);
// Returns the menu locator owned by this widget.
const MenuLocator* menu_locator() const {
return menu_locator_.get();
}
// Returns DOMUIMenuWidget that contains given native. This returns
// NULL if not found.
static DOMUIMenuWidget* FindDOMUIMenuWidget(gfx::NativeView native);
private:
friend class ::ExtensionApiTest;
// Disable warming up domview. This is to avoid confusing Extension
// API tests which listens to load notification with AllSources().
static void DisableWarmUp();
// Capture the X pointer grab. This also enables input on the widget by
// calling EnableInput(false).
void CaptureGrab();
// Clears GTK grab.
void ClearGrabWidget();
// NativeMenu object that owns this widget.
NativeMenuDOMUI* domui_menu_;
// DOMView to render the menu contents.
DOMView* dom_view_;
// MenuLocator that controls the position of this menu widget.
scoped_ptr<chromeos::MenuLocator> menu_locator_;
// True if the widget has pointer grab.
bool did_pointer_grab_;
// True if the widget is for root menu (very first menu in
// submenu chain).
bool is_root_;
DISALLOW_COPY_AND_ASSIGN(DOMUIMenuWidget);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_VIEWS_DOMUI_MENU_WIDGET_H_
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