1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CHROME_BROWSER_UI_VIEWS_TOOLBAR_VIEW_H_ 6 #define CHROME_BROWSER_UI_VIEWS_TOOLBAR_VIEW_H_ 7 #pragma once 8 9 #include <vector> 10 11 #include "base/memory/ref_counted.h" 12 #include "base/memory/scoped_ptr.h" 13 #include "chrome/browser/command_updater.h" 14 #include "chrome/browser/prefs/pref_member.h" 15 #include "chrome/browser/ui/toolbar/back_forward_menu_model.h" 16 #include "chrome/browser/ui/views/accessible_pane_view.h" 17 #include "chrome/browser/ui/views/location_bar/location_bar_view.h" 18 #include "chrome/browser/ui/views/reload_button.h" 19 #include "ui/base/animation/slide_animation.h" 20 #include "ui/base/models/accelerator.h" 21 #include "views/controls/button/menu_button.h" 22 #include "views/controls/menu/menu.h" 23 #include "views/controls/menu/menu_wrapper.h" 24 #include "views/controls/menu/view_menu_delegate.h" 25 #include "views/view.h" 26 27 class BrowserActionsContainer; 28 class Browser; 29 class Profile; 30 #if defined(OS_CHROMEOS) 31 namespace views { 32 class Menu2; 33 } // namespace views 34 #endif 35 class WrenchMenu; 36 37 // The Browser Window's toolbar. 38 class ToolbarView : public AccessiblePaneView, 39 public views::ViewMenuDelegate, 40 public ui::AcceleratorProvider, 41 public LocationBarView::Delegate, 42 public NotificationObserver, 43 public CommandUpdater::CommandObserver, 44 public views::ButtonListener { 45 public: 46 explicit ToolbarView(Browser* browser); 47 virtual ~ToolbarView(); 48 49 // Create the contents of the Browser Toolbar 50 void Init(Profile* profile); 51 52 // Sets the profile which is active on the currently-active tab. 53 void SetProfile(Profile* profile); profile()54 Profile* profile() { return profile_; } 55 56 // Updates the toolbar (and transitively the location bar) with the states of 57 // the specified |tab|. If |should_restore_state| is true, we're switching 58 // (back?) to this tab and should restore any previous location bar state 59 // (such as user editing) as well. 60 void Update(TabContents* tab, bool should_restore_state); 61 62 // Set focus to the toolbar with complete keyboard access, with the 63 // focus initially set to the location bar. Focus will be restored 64 // to the ViewStorage with id |view_storage_id| if the user escapes. 65 void SetPaneFocusAndFocusLocationBar(int view_storage_id); 66 67 // Set focus to the toolbar with complete keyboard access, with the 68 // focus initially set to the app menu. Focus will be restored 69 // to the ViewStorage with id |view_storage_id| if the user escapes. 70 void SetPaneFocusAndFocusAppMenu(int view_storage_id); 71 72 // Returns true if the app menu is focused. 73 bool IsAppMenuFocused(); 74 75 // Add a listener to receive a callback when the menu opens. 76 void AddMenuListener(views::MenuListener* listener); 77 78 // Remove a menu listener. 79 void RemoveMenuListener(views::MenuListener* listener); 80 81 virtual bool GetAcceleratorInfo(int id, ui::Accelerator* accel); 82 83 // Accessors... browser()84 Browser* browser() const { return browser_; } browser_actions()85 BrowserActionsContainer* browser_actions() const { return browser_actions_; } reload_button()86 ReloadButton* reload_button() const { return reload_; } location_bar()87 LocationBarView* location_bar() const { return location_bar_; } app_menu()88 views::MenuButton* app_menu() const { return app_menu_; } 89 90 // Overridden from AccessiblePaneView 91 virtual bool SetPaneFocus(int view_storage_id, View* initial_focus) OVERRIDE; 92 virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE; 93 94 // Overridden from views::MenuDelegate: 95 virtual void RunMenu(views::View* source, const gfx::Point& pt) OVERRIDE; 96 97 // Overridden from LocationBarView::Delegate: 98 virtual TabContentsWrapper* GetTabContentsWrapper() const OVERRIDE; 99 virtual InstantController* GetInstant() OVERRIDE; 100 virtual void OnInputInProgress(bool in_progress) OVERRIDE; 101 102 // Overridden from CommandUpdater::CommandObserver: 103 virtual void EnabledStateChangedForCommand(int id, bool enabled) OVERRIDE; 104 105 // Overridden from views::BaseButton::ButtonListener: 106 virtual void ButtonPressed(views::Button* sender, const views::Event& event) 107 OVERRIDE; 108 109 // Overridden from NotificationObserver: 110 virtual void Observe(NotificationType type, 111 const NotificationSource& source, 112 const NotificationDetails& details) OVERRIDE; 113 114 // Overridden from ui::AcceleratorProvider: 115 virtual bool GetAcceleratorForCommandId( 116 int command_id, ui::Accelerator* accelerator) OVERRIDE; 117 118 // Overridden from views::View: 119 virtual gfx::Size GetPreferredSize() OVERRIDE; 120 virtual void Layout() OVERRIDE; 121 virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE; 122 virtual bool GetDropFormats( 123 int* formats, 124 std::set<OSExchangeData::CustomFormat>* custom_formats) OVERRIDE; 125 virtual bool CanDrop(const ui::OSExchangeData& data) OVERRIDE; 126 virtual int OnDragUpdated(const views::DropTargetEvent& event) OVERRIDE; 127 virtual int OnPerformDrop(const views::DropTargetEvent& event) OVERRIDE; 128 virtual void OnThemeChanged() OVERRIDE; 129 130 // The apparent horizontal space between most items, and the vertical padding 131 // above and below them. 132 static const int kStandardSpacing; 133 // The top of the toolbar has an edge we have to skip over in addition to the 134 // standard spacing. 135 static const int kVertSpacing; 136 137 protected: 138 139 // Overridden from AccessiblePaneView 140 virtual views::View* GetDefaultFocusableChild() OVERRIDE; 141 virtual void RemovePaneFocus() OVERRIDE; 142 143 private: 144 // Returns true if we should show the upgrade recommended dot. 145 bool IsUpgradeRecommended(); 146 147 // Retrieve which badge we should show when recommending an upgrade. 148 int GetUpgradeRecommendedBadge() const; 149 150 // Returns true if we should show the background page badge. 151 bool ShouldShowBackgroundPageBadge(); 152 153 // Returns true if we should show the warning for incompatible software. 154 bool ShouldShowIncompatibilityWarning(); 155 156 // Returns the number of pixels above the location bar in non-normal display. 157 int PopupTopSpacing() const; 158 159 // Loads the images for all the child views. 160 void LoadImages(); 161 162 // Types of display mode this toolbar can have. 163 enum DisplayMode { 164 DISPLAYMODE_NORMAL, // Normal toolbar with buttons, etc. 165 DISPLAYMODE_LOCATION // Slimline toolbar showing only compact location 166 // bar, used for popups. 167 }; IsDisplayModeNormal()168 bool IsDisplayModeNormal() const { 169 return display_mode_ == DISPLAYMODE_NORMAL; 170 } 171 172 // Updates the badge on the app menu (Wrench). 173 void UpdateAppMenuBadge(); 174 175 // Gets a bitmap with the icon for the app menu and any overlaid notification 176 // badge. 177 SkBitmap GetAppMenuIcon(views::CustomButton::ButtonState state); 178 179 // Gets a badge for the wrench icon corresponding to the number of 180 // unacknowledged background pages in the system. 181 SkBitmap GetBackgroundPageBadge(); 182 183 scoped_ptr<BackForwardMenuModel> back_menu_model_; 184 scoped_ptr<BackForwardMenuModel> forward_menu_model_; 185 186 // The model that contains the security level, text, icon to display... 187 ToolbarModel* model_; 188 189 // Controls 190 views::ImageButton* back_; 191 views::ImageButton* forward_; 192 ReloadButton* reload_; 193 views::ImageButton* home_; 194 LocationBarView* location_bar_; 195 BrowserActionsContainer* browser_actions_; 196 views::MenuButton* app_menu_; 197 Profile* profile_; 198 Browser* browser_; 199 200 // Contents of the profiles menu to populate with profile names. 201 scoped_ptr<ui::SimpleMenuModel> profiles_menu_contents_; 202 203 // Controls whether or not a home button should be shown on the toolbar. 204 BooleanPrefMember show_home_button_; 205 206 // The display mode used when laying out the toolbar. 207 DisplayMode display_mode_; 208 209 // The contents of the wrench menu. 210 scoped_ptr<ui::SimpleMenuModel> wrench_menu_model_; 211 212 #if defined(OS_CHROMEOS) 213 // Wrench menu using WebUI menu. 214 // MenuLister is managed by Menu2. 215 scoped_ptr<views::Menu2> wrench_menu_2_; 216 #endif 217 218 // Wrench menu. 219 scoped_refptr<WrenchMenu> wrench_menu_; 220 221 // Vector of listeners to receive callbacks when the menu opens. 222 std::vector<views::MenuListener*> menu_listeners_; 223 224 NotificationRegistrar registrar_; 225 226 // If non-null the destructor sets this to true. This is set to a non-null 227 // while the menu is showing and used to detect if the menu was deleted while 228 // running. 229 bool* destroyed_flag_; 230 231 DISALLOW_IMPLICIT_CONSTRUCTORS(ToolbarView); 232 }; 233 234 #endif // CHROME_BROWSER_UI_VIEWS_TOOLBAR_VIEW_H_ 235