| // Copyright (c) 2012 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 ASH_SHELL_DELEGATE_H_ |
| #define ASH_SHELL_DELEGATE_H_ |
| |
| #include <vector> |
| |
| #include "ash/ash_export.h" |
| #include "ash/magnifier/magnifier_constants.h" |
| #include "ash/shell.h" |
| #include "base/callback.h" |
| #include "base/string16.h" |
| #include "base/time.h" |
| |
| namespace app_list { |
| class AppListViewDelegate; |
| } |
| |
| namespace aura { |
| class RootWindow; |
| class Window; |
| namespace client { |
| class StackingClient; |
| class UserActionClient; |
| } |
| } |
| |
| namespace ui { |
| class MenuModel; |
| } |
| |
| namespace views { |
| class Widget; |
| } |
| |
| namespace ash { |
| |
| class CapsLockDelegate; |
| class LauncherDelegate; |
| class LauncherModel; |
| struct LauncherItem; |
| class RootWindowHostFactory; |
| class SystemTrayDelegate; |
| class UserWallpaperDelegate; |
| |
| enum UserMetricsAction { |
| UMA_ACCEL_KEYBOARD_BRIGHTNESS_DOWN_F6, |
| UMA_ACCEL_KEYBOARD_BRIGHTNESS_UP_F7, |
| UMA_ACCEL_MAXIMIZE_RESTORE_F4, |
| UMA_ACCEL_NEWTAB_T, |
| UMA_ACCEL_NEXTWINDOW_F5, |
| UMA_ACCEL_NEXTWINDOW_TAB, |
| UMA_ACCEL_PREVWINDOW_F5, |
| UMA_ACCEL_PREVWINDOW_TAB, |
| UMA_ACCEL_SEARCH_LWIN, |
| UMA_LAUNCHER_CLICK_ON_APP, |
| UMA_LAUNCHER_CLICK_ON_APPLIST_BUTTON, |
| UMA_MOUSE_DOWN, |
| UMA_TOUCHSCREEN_TAP_DOWN, |
| }; |
| |
| enum AccessibilityNotificationVisibility { |
| A11Y_NOTIFICATION_NONE, |
| A11Y_NOTIFICATION_SHOW, |
| }; |
| |
| // Delegate of the Shell. |
| class ASH_EXPORT ShellDelegate { |
| public: |
| // The Shell owns the delegate. |
| virtual ~ShellDelegate() {} |
| |
| // Returns true if user has logged in. |
| virtual bool IsUserLoggedIn() const = 0; |
| |
| // Returns true if we're logged in and browser has been started |
| virtual bool IsSessionStarted() const = 0; |
| |
| // Returns true if this is the first time that the shell has been run after |
| // the system has booted. false is returned after the shell has been |
| // restarted, typically due to logging in as a guest or logging out. |
| virtual bool IsFirstRunAfterBoot() const = 0; |
| |
| // Returns true if a user is logged in whose session can be locked (i.e. the |
| // user has a password with which to unlock the session). |
| virtual bool CanLockScreen() const = 0; |
| |
| // Invoked when a user locks the screen. |
| virtual void LockScreen() = 0; |
| |
| // Unlock the screen. Currently used only for tests. |
| virtual void UnlockScreen() = 0; |
| |
| // Returns true if the screen is currently locked. |
| virtual bool IsScreenLocked() const = 0; |
| |
| // Shuts down the environment. |
| virtual void Shutdown() = 0; |
| |
| // Invoked when the user uses Ctrl-Shift-Q to close chrome. |
| virtual void Exit() = 0; |
| |
| // Invoked when the user uses Ctrl+T to open a new tab. |
| virtual void NewTab() = 0; |
| |
| // Invoked when the user uses Ctrl-N or Ctrl-Shift-N to open a new window. |
| virtual void NewWindow(bool incognito) = 0; |
| |
| // Invoked when the user uses F4 to toggle window maximized state. |
| virtual void ToggleMaximized() = 0; |
| |
| // Invoked when the user uses Ctrl-O to open file manager. |
| virtual void OpenFileManager() = 0; |
| |
| // Invoked when the user opens Crosh. |
| virtual void OpenCrosh() = 0; |
| |
| // Invoked when the user needs to set up mobile networking. |
| virtual void OpenMobileSetup(const std::string& service_path) = 0; |
| |
| // Invoked when the user uses Shift+Ctrl+T to restore the closed tab. |
| virtual void RestoreTab() = 0; |
| |
| // Moves keyboard focus to the next pane. Returns false if no browser window |
| // is created. |
| virtual bool RotatePaneFocus(Shell::Direction direction) = 0; |
| |
| // Shows the keyboard shortcut overlay. |
| virtual void ShowKeyboardOverlay() = 0; |
| |
| // Shows the task manager window. |
| virtual void ShowTaskManager() = 0; |
| |
| // Get the current browser context. This will get us the current profile. |
| virtual content::BrowserContext* GetCurrentBrowserContext() = 0; |
| |
| // Invoked to toggle spoken feedback for accessibility |
| virtual void ToggleSpokenFeedback( |
| AccessibilityNotificationVisibility notify) = 0; |
| |
| // Returns true if spoken feedback is enabled. |
| virtual bool IsSpokenFeedbackEnabled() const = 0; |
| |
| // Invoked to toggle high contrast for accessibility. |
| virtual void ToggleHighContrast() = 0; |
| |
| // Returns true if high contrast mode is enabled. |
| virtual bool IsHighContrastEnabled() const = 0; |
| |
| // Invoked to change the mode of the screen magnifier. |
| virtual void SetMagnifier(MagnifierType type) = 0; |
| |
| // Returns the current screen magnifier mode. |
| virtual MagnifierType GetMagnifierType() const = 0; |
| |
| // Returns true if the user want to show accesibility menu even when all the |
| // accessibility features are disabled. |
| virtual bool ShouldAlwaysShowAccessibilityMenu() const = 0; |
| |
| // Invoked to create an AppListViewDelegate. Shell takes the ownership of |
| // the created delegate. |
| virtual app_list::AppListViewDelegate* CreateAppListViewDelegate() = 0; |
| |
| // Creates a new LauncherDelegate. Shell takes ownership of the returned |
| // value. |
| virtual LauncherDelegate* CreateLauncherDelegate( |
| ash::LauncherModel* model) = 0; |
| |
| // Creates a system-tray delegate. Shell takes ownership of the delegate. |
| virtual SystemTrayDelegate* CreateSystemTrayDelegate() = 0; |
| |
| // Creates a user wallpaper delegate. Shell takes ownership of the delegate. |
| virtual UserWallpaperDelegate* CreateUserWallpaperDelegate() = 0; |
| |
| // Creates a caps lock delegate. Shell takes ownership of the delegate. |
| virtual CapsLockDelegate* CreateCapsLockDelegate() = 0; |
| |
| // Creates a user action client. Shell takes ownership of the object. |
| virtual aura::client::UserActionClient* CreateUserActionClient() = 0; |
| |
| // Opens the feedback page for "Report Issue". |
| virtual void OpenFeedbackPage() = 0; |
| |
| // Records that the user performed an action. |
| virtual void RecordUserMetricsAction(UserMetricsAction action) = 0; |
| |
| // Handles the Next Track Media shortcut key. |
| virtual void HandleMediaNextTrack() = 0; |
| |
| // Handles the Play/Pause Toggle Media shortcut key. |
| virtual void HandleMediaPlayPause() = 0; |
| |
| // Handles the Previous Track Media shortcut key. |
| virtual void HandleMediaPrevTrack() = 0; |
| |
| // Produces l10n-ed text of remaining time, e.g.: "13 minutes left" or |
| // "13 Minuten übrig". |
| // Used, for example, to display the remaining battery life. |
| virtual string16 GetTimeRemainingString(base::TimeDelta delta) = 0; |
| |
| // Produces l10n-ed text for time duration, e.g.: "13 minutes" or "2 hours". |
| virtual string16 GetTimeDurationLongString(base::TimeDelta delta) = 0; |
| |
| // Saves the zoom scale of the full screen magnifier. |
| virtual void SaveScreenMagnifierScale(double scale) = 0; |
| |
| // Gets a saved value of the zoom scale of full screen magnifier. If a value |
| // is not saved, return a negative value. |
| virtual double GetSavedScreenMagnifierScale() = 0; |
| |
| // Creates a menu model of the context for the |root_window|. |
| virtual ui::MenuModel* CreateContextMenu(aura::RootWindow* root_window) = 0; |
| |
| // Creates the stacking client. Shell takes ownership of the object. |
| virtual aura::client::StackingClient* CreateStackingClient() = 0; |
| |
| // Creates a root window host factory. Shell takes ownership of the returned |
| // value. |
| virtual RootWindowHostFactory* CreateRootWindowHostFactory() = 0; |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_SHELL_DELEGATE_H_ |