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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_UI_VIEWS_TOOLBAR_VIEW_H_
#define CHROME_BROWSER_UI_VIEWS_TOOLBAR_VIEW_H_
#pragma once
#include <vector>
#include "app/menus/accelerator.h"
#include "app/slide_animation.h"
#include "base/ref_counted.h"
#include "base/scoped_ptr.h"
#include "chrome/browser/back_forward_menu_model.h"
#include "chrome/browser/command_updater.h"
#include "chrome/browser/prefs/pref_member.h"
#include "chrome/browser/views/accessible_pane_view.h"
#include "chrome/browser/views/location_bar/location_bar_view.h"
#include "chrome/browser/views/reload_button.h"
#include "views/controls/button/menu_button.h"
#include "views/controls/menu/menu.h"
#include "views/controls/menu/menu_wrapper.h"
#include "views/controls/menu/view_menu_delegate.h"
#include "views/view.h"
class BrowserActionsContainer;
class Browser;
class Profile;
#if defined(OS_CHROMEOS)
namespace views {
class Menu2;
} // namespace views
#endif
class WrenchMenu;
// The Browser Window's toolbar.
class ToolbarView : public AccessiblePaneView,
public views::ViewMenuDelegate,
public menus::AcceleratorProvider,
public LocationBarView::Delegate,
public NotificationObserver,
public CommandUpdater::CommandObserver,
public views::ButtonListener {
public:
explicit ToolbarView(Browser* browser);
virtual ~ToolbarView();
// Create the contents of the Browser Toolbar
void Init(Profile* profile);
// Sets the profile which is active on the currently-active tab.
void SetProfile(Profile* profile);
Profile* profile() { return profile_; }
// Updates the toolbar (and transitively the location bar) with the states of
// the specified |tab|. If |should_restore_state| is true, we're switching
// (back?) to this tab and should restore any previous location bar state
// (such as user editing) as well.
void Update(TabContents* tab, bool should_restore_state);
// Set focus to the toolbar with complete keyboard access, with the
// focus initially set to the location bar. Focus will be restored
// to the ViewStorage with id |view_storage_id| if the user escapes.
void SetPaneFocusAndFocusLocationBar(int view_storage_id);
// Set focus to the toolbar with complete keyboard access, with the
// focus initially set to the app menu. Focus will be restored
// to the ViewStorage with id |view_storage_id| if the user escapes.
void SetPaneFocusAndFocusAppMenu(int view_storage_id);
// Returns true if the app menu is focused.
bool IsAppMenuFocused();
// Add a listener to receive a callback when the menu opens.
void AddMenuListener(views::MenuListener* listener);
// Remove a menu listener.
void RemoveMenuListener(views::MenuListener* listener);
// Accessors...
Browser* browser() const { return browser_; }
BrowserActionsContainer* browser_actions() const { return browser_actions_; }
ReloadButton* reload_button() const { return reload_; }
LocationBarView* location_bar() const { return location_bar_; }
views::MenuButton* app_menu() const { return app_menu_; }
// Overridden from AccessiblePaneView
virtual bool SetPaneFocus(int view_storage_id, View* initial_focus);
virtual AccessibilityTypes::Role GetAccessibleRole();
// Overridden from Menu::BaseControllerDelegate:
virtual bool GetAcceleratorInfo(int id, menus::Accelerator* accel);
// Overridden from views::MenuDelegate:
virtual void RunMenu(views::View* source, const gfx::Point& pt);
// Overridden from LocationBarView::Delegate:
virtual TabContents* GetTabContents();
virtual InstantController* GetInstant();
virtual void OnInputInProgress(bool in_progress);
// Overridden from CommandUpdater::CommandObserver:
virtual void EnabledStateChangedForCommand(int id, bool enabled);
// Overridden from views::BaseButton::ButtonListener:
virtual void ButtonPressed(views::Button* sender, const views::Event& event);
// Overridden from NotificationObserver:
virtual void Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details);
// Overridden from menus::AcceleratorProvider:
virtual bool GetAcceleratorForCommandId(int command_id,
menus::Accelerator* accelerator);
// Overridden from views::View:
virtual gfx::Size GetPreferredSize();
virtual void Layout();
virtual void Paint(gfx::Canvas* canvas);
virtual void OnThemeChanged();
// The apparent horizontal space between most items, and the vertical padding
// above and below them.
static const int kStandardSpacing;
// The top of the toolbar has an edge we have to skip over in addition to the
// standard spacing.
static const int kVertSpacing;
protected:
// Overridden from AccessiblePaneView
virtual views::View* GetDefaultFocusableChild();
virtual void RemovePaneFocus();
private:
// Returns true if we should show the upgrade recommended dot.
bool IsUpgradeRecommended();
// Returns true if we should show the warning for incompatible software.
bool ShouldShowIncompatibilityWarning();
// Returns the number of pixels above the location bar in non-normal display.
int PopupTopSpacing() const;
// Loads the images for all the child views.
void LoadImages();
// Types of display mode this toolbar can have.
enum DisplayMode {
DISPLAYMODE_NORMAL, // Normal toolbar with buttons, etc.
DISPLAYMODE_LOCATION // Slimline toolbar showing only compact location
// bar, used for popups.
};
bool IsDisplayModeNormal() const {
return display_mode_ == DISPLAYMODE_NORMAL;
}
// Updates the badge on the app menu (Wrench).
void UpdateAppMenuBadge();
// Gets a bitmap with the icon for the app menu and any overlaid notification
// badge.
SkBitmap GetAppMenuIcon(views::CustomButton::ButtonState state);
scoped_ptr<BackForwardMenuModel> back_menu_model_;
scoped_ptr<BackForwardMenuModel> forward_menu_model_;
// The model that contains the security level, text, icon to display...
ToolbarModel* model_;
// Controls
views::ImageButton* back_;
views::ImageButton* forward_;
ReloadButton* reload_;
views::ImageButton* home_;
LocationBarView* location_bar_;
BrowserActionsContainer* browser_actions_;
views::MenuButton* app_menu_;
Profile* profile_;
Browser* browser_;
// Contents of the profiles menu to populate with profile names.
scoped_ptr<menus::SimpleMenuModel> profiles_menu_contents_;
// Controls whether or not a home button should be shown on the toolbar.
BooleanPrefMember show_home_button_;
// The display mode used when laying out the toolbar.
DisplayMode display_mode_;
// The contents of the wrench menu.
scoped_ptr<menus::SimpleMenuModel> wrench_menu_model_;
#if defined(OS_CHROMEOS)
// Wrench menu using domui menu.
// MenuLister is managed by Menu2.
scoped_ptr<views::Menu2> wrench_menu_2_;
#endif
// Wrench menu.
scoped_refptr<WrenchMenu> wrench_menu_;
// Vector of listeners to receive callbacks when the menu opens.
std::vector<views::MenuListener*> menu_listeners_;
// Used to post tasks to switch to the next/previous menu.
ScopedRunnableMethodFactory<ToolbarView> method_factory_;
NotificationRegistrar registrar_;
// If non-null the destructor sets this to true. This is set to a non-null
// while the menu is showing and used to detect if the menu was deleted while
// running.
bool* destroyed_flag_;
DISALLOW_IMPLICIT_CONSTRUCTORS(ToolbarView);
};
#endif // CHROME_BROWSER_UI_VIEWS_TOOLBAR_VIEW_H_
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