| // 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 <memory> |
| #include <string> |
| |
| #include "ash/ash_export.h" |
| #include "base/callback.h" |
| #include "base/strings/string16.h" |
| |
| class GURL; |
| class PrefService; |
| |
| namespace aura { |
| class Window; |
| } |
| |
| namespace gfx { |
| class Image; |
| } |
| |
| namespace keyboard { |
| class KeyboardUI; |
| } |
| |
| namespace service_manager { |
| class Connector; |
| } |
| |
| namespace ui { |
| #if defined(USE_OZONE) |
| class InputDeviceControllerClient; |
| #endif |
| class MenuModel; |
| } |
| |
| namespace ash { |
| |
| class AccessibilityDelegate; |
| class GPUSupport; |
| class PaletteDelegate; |
| class Shelf; |
| struct ShelfItem; |
| class SystemTrayDelegate; |
| class WallpaperDelegate; |
| |
| // Delegate of the Shell. |
| class ASH_EXPORT ShellDelegate { |
| public: |
| // The Shell owns the delegate. |
| virtual ~ShellDelegate() {} |
| |
| // Returns the connector for the mojo service manager. Returns null in tests. |
| virtual service_manager::Connector* GetShellConnector() const = 0; |
| |
| // Returns true if multi-profiles feature is enabled. |
| virtual bool IsMultiProfilesEnabled() const = 0; |
| |
| // Returns true if incognito mode is allowed for the user. |
| // Incognito windows are restricted for supervised users. |
| virtual bool IsIncognitoAllowed() const = 0; |
| |
| // Returns true if we're running in forced app mode. |
| virtual bool IsRunningInForcedAppMode() const = 0; |
| |
| // Returns true if |window| can be shown for the delegate's concept of current |
| // user. |
| virtual bool CanShowWindowForUser(aura::Window* window) const = 0; |
| |
| // Returns true if the first window shown on first run should be |
| // unconditionally maximized, overriding the heuristic that normally chooses |
| // the window size. |
| virtual bool IsForceMaximizeOnFirstRun() const = 0; |
| |
| // Called before processing |Shell::Init()| so that the delegate |
| // can perform tasks necessary before the shell is initialized. |
| virtual void PreInit() = 0; |
| |
| // Called at the beginninig of Shell destructor so that |
| // delegate can use Shell instance to perform cleanup tasks. |
| virtual void PreShutdown() = 0; |
| |
| // Invoked when the user uses Ctrl-Shift-Q to close chrome. |
| virtual void Exit() = 0; |
| |
| // Create a shell-specific keyboard::KeyboardUI. |
| virtual std::unique_ptr<keyboard::KeyboardUI> CreateKeyboardUI() = 0; |
| |
| // Opens the |url| in a new browser tab. |
| virtual void OpenUrlFromArc(const GURL& url) = 0; |
| |
| // Functions called when the shelf is initialized and shut down. |
| // TODO(msw): Refine ChromeLauncherController lifetime management. |
| virtual void ShelfInit() = 0; |
| virtual void ShelfShutdown() = 0; |
| |
| // Creates a system-tray delegate. Shell takes ownership of the delegate. |
| virtual SystemTrayDelegate* CreateSystemTrayDelegate() = 0; |
| |
| // Creates a wallpaper delegate. Shell takes ownership of the delegate. |
| virtual std::unique_ptr<WallpaperDelegate> CreateWallpaperDelegate() = 0; |
| |
| // Creates a accessibility delegate. Shell takes ownership of the delegate. |
| virtual AccessibilityDelegate* CreateAccessibilityDelegate() = 0; |
| |
| virtual std::unique_ptr<PaletteDelegate> CreatePaletteDelegate() = 0; |
| |
| // Creates a menu model for the |shelf| and optional shelf |item|. |
| // If |item| is null, this creates a context menu for the wallpaper or shelf. |
| virtual ui::MenuModel* CreateContextMenu(Shelf* shelf, |
| const ShelfItem* item) = 0; |
| |
| // Creates a GPU support object. Shell takes ownership of the object. |
| virtual GPUSupport* CreateGPUSupport() = 0; |
| |
| // Get the product name. |
| virtual base::string16 GetProductName() const = 0; |
| |
| virtual void OpenKeyboardShortcutHelpPage() const {} |
| |
| virtual gfx::Image GetDeprecatedAcceleratorImage() const = 0; |
| |
| virtual PrefService* GetActiveUserPrefService() const = 0; |
| |
| virtual PrefService* GetLocalStatePrefService() const = 0; |
| |
| // If |use_local_state| is true, returns the touchscreen status from local |
| // state, otherwise from user prefs. |
| virtual bool IsTouchscreenEnabledInPrefs(bool use_local_state) const = 0; |
| |
| // Sets the status of touchscreen to |enabled| in prefs. If |use_local_state|, |
| // pref is set in local state, otherwise in user prefs. |
| virtual void SetTouchscreenEnabledInPrefs(bool enabled, |
| bool use_local_state) = 0; |
| |
| // Updates the enabled/disabled status of the touchscreen from prefs. Enabled |
| // if both local state and user prefs are enabled, otherwise disabled. |
| virtual void UpdateTouchscreenStatusFromPrefs() = 0; |
| |
| // Toggles the status of touchpad between enabled and disabled. |
| virtual void ToggleTouchpad() {} |
| |
| // Suspends all WebContents-associated media sessions to stop managed players. |
| virtual void SuspendMediaSessions() {} |
| |
| #if defined(USE_OZONE) |
| // Creator of Shell owns this; it's assumed this outlives Shell. |
| virtual ui::InputDeviceControllerClient* GetInputDeviceControllerClient() = 0; |
| #endif |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_SHELL_DELEGATE_H_ |