| // Copyright 2014 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 ATHENA_SCREEN_PUBLIC_SCREEN_MANAGER_H_ |
| #define ATHENA_SCREEN_PUBLIC_SCREEN_MANAGER_H_ |
| |
| #include <string> |
| |
| #include "athena/athena_export.h" |
| |
| namespace aura { |
| class Window; |
| } |
| |
| namespace gfx { |
| class ImageSkia; |
| } |
| |
| namespace wm { |
| class FocusRules; |
| } |
| |
| namespace athena { |
| |
| // Mananges basic UI components on the screen such as background, and provide |
| // API for other UI components, such as window manager, home card, to |
| // create and manage their windows on the screen. |
| class ATHENA_EXPORT ScreenManager { |
| public: |
| struct ContainerParams { |
| ContainerParams(const std::string& name); |
| std::string name; |
| |
| // True if the container can activate its child window. |
| bool can_activate_children; |
| }; |
| |
| // Creates, returns and deletes the singleton object of the ScreenManager |
| // implementation. |
| static ScreenManager* Create(aura::Window* root); |
| static ScreenManager* Get(); |
| static void Shutdown(); |
| |
| virtual ~ScreenManager() {} |
| |
| // Creates the container window that is used when creating a normal |
| // widget without specific parent. |
| virtual aura::Window* CreateDefaultContainer( |
| const ContainerParams& params) = 0; |
| |
| // Creates the container window on the screen. |
| virtual aura::Window* CreateContainer(const ContainerParams& params) = 0; |
| |
| // Return the context object to be used for widget creation. |
| virtual aura::Window* GetContext() = 0; |
| |
| // Sets the background image. |
| virtual void SetBackgroundImage(const gfx::ImageSkia& image) = 0; |
| |
| // Create a focus rules. |
| // TODO(oshima): Make this virtual function. |
| static wm::FocusRules* CreateFocusRules(); |
| }; |
| |
| } // namespace athena |
| |
| #endif // ATHENA_SCREEN_PUBLIC_SCREEN_MANAGER_H_ |