| // Copyright 2016 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_COMMON_WM_ROOT_WINDOW_CONTROLLER_H_ |
| #define ASH_COMMON_WM_ROOT_WINDOW_CONTROLLER_H_ |
| |
| #include "ash/ash_export.h" |
| #include "ash/common/wm/workspace/workspace_types.h" |
| #include "base/macros.h" |
| #include "ui/base/ui_base_types.h" |
| #include "ui/views/widget/widget.h" |
| |
| namespace gfx { |
| class Point; |
| } |
| |
| namespace ui { |
| class MenuModel; |
| } |
| |
| namespace views { |
| class MenuModelAdapter; |
| class MenuRunner; |
| } |
| |
| namespace ash { |
| |
| class AlwaysOnTopController; |
| class AnimatingWallpaperWidgetController; |
| class DockedWindowLayoutManager; |
| class PanelLayoutManager; |
| class SystemModalContainerLayoutManager; |
| class SystemTray; |
| class WallpaperWidgetController; |
| class WmShelf; |
| class WmShell; |
| class WmWindow; |
| class WorkspaceController; |
| |
| enum class LoginStatus; |
| |
| namespace wm { |
| class RootWindowLayoutManager; |
| } |
| |
| // Provides state associated with a root of a window hierarchy. |
| class ASH_EXPORT WmRootWindowController { |
| public: |
| explicit WmRootWindowController(WmWindow* window); |
| virtual ~WmRootWindowController(); |
| |
| DockedWindowLayoutManager* docked_window_layout_manager() { |
| return docked_window_layout_manager_; |
| } |
| |
| PanelLayoutManager* panel_layout_manager() { return panel_layout_manager_; } |
| |
| wm::RootWindowLayoutManager* root_window_layout_manager() { |
| return root_window_layout_manager_; |
| } |
| |
| WallpaperWidgetController* wallpaper_widget_controller() { |
| return wallpaper_widget_controller_.get(); |
| } |
| void SetWallpaperWidgetController(WallpaperWidgetController* controller); |
| |
| AnimatingWallpaperWidgetController* animating_wallpaper_widget_controller() { |
| return animating_wallpaper_widget_controller_.get(); |
| } |
| void SetAnimatingWallpaperWidgetController( |
| AnimatingWallpaperWidgetController* controller); |
| |
| WorkspaceController* workspace_controller() { |
| return workspace_controller_.get(); |
| } |
| |
| AlwaysOnTopController* always_on_top_controller() { |
| return always_on_top_controller_.get(); |
| } |
| |
| wm::WorkspaceWindowState GetWorkspaceWindowState(); |
| |
| // Returns the layout manager for the appropriate modal-container. If the |
| // window is inside the lockscreen modal container, then the layout manager |
| // for that is returned. Otherwise the layout manager for the default modal |
| // container is returned. |
| // If no window is specified (i.e. |window| is null), then the lockscreen |
| // modal container is used if the screen is currently locked. Otherwise, the |
| // default modal container is used. |
| SystemModalContainerLayoutManager* GetSystemModalLayoutManager( |
| WmWindow* window); |
| |
| virtual bool HasShelf() = 0; |
| |
| virtual WmShell* GetShell() = 0; |
| |
| virtual WmShelf* GetShelf() = 0; |
| |
| // Creates the shelf for this root window and notifies observers. |
| void CreateShelf(); |
| |
| // Show shelf view if it was created hidden (before session has started). |
| // TODO(jamescook): Eliminate this and handle show via Shelf. |
| void ShowShelf(); |
| |
| // Returns the system tray controller. May be null for external displays. |
| SystemTray* GetSystemTray(); |
| |
| // Returns the window associated with this WmRootWindowController. |
| virtual WmWindow* GetWindow() = 0; |
| |
| // Gets the WmWindow whose shell window id is |container_id|. |
| WmWindow* GetContainer(int container_id); |
| const WmWindow* GetContainer(int container_id) const; |
| |
| // Configures |init_params| prior to initializing |widget|. |
| // |shell_container_id| is the id of the container to parent |widget| to. |
| virtual void ConfigureWidgetInitParamsForContainer( |
| views::Widget* widget, |
| int shell_container_id, |
| views::Widget::InitParams* init_params) = 0; |
| |
| // Returns the window events will be targeted at for the specified location |
| // (in screen coordinates). |
| // |
| // NOTE: the returned window may not contain the location as resize handles |
| // may extend outside the bounds of the window. |
| virtual WmWindow* FindEventTarget(const gfx::Point& location_in_screen) = 0; |
| |
| // Gets the last location seen in a mouse event in this root window's |
| // coordinates. This may return a point outside the root window's bounds. |
| virtual gfx::Point GetLastMouseLocationInRoot() = 0; |
| |
| // Shows a context menu at the |location_in_screen|. |
| void ShowContextMenu(const gfx::Point& location_in_screen, |
| ui::MenuSourceType source_type); |
| |
| // Called when the wallpaper animation has started or finished. |
| // TODO: port remaining classic ash wallpaper functionality here. |
| virtual void OnInitialWallpaperAnimationStarted(); |
| virtual void OnWallpaperAnimationFinished(views::Widget* widget); |
| |
| // Called when the login status changes after login (such as lock/unlock). |
| // TODO(oshima): Investigate if we can merge this and |OnLoginStateChanged|. |
| virtual void UpdateAfterLoginStatusChange(LoginStatus status); |
| |
| protected: |
| // Moves child windows to |dest|. |
| void MoveWindowsTo(WmWindow* dest); |
| |
| // Creates the containers (WmWindows) used by the shell. |
| void CreateContainers(); |
| |
| // Creates the LayoutManagers for the windows created by CreateContainers(). |
| void CreateLayoutManagers(); |
| |
| // Resets WmShell::GetRootWindowForNewWindows() if appropriate. This is called |
| // during shutdown to make sure GetRootWindowForNewWindows() isn't referencing |
| // this. |
| void ResetRootForNewWindowsIfNecessary(); |
| |
| // Called during shutdown to destroy state such as windows and LayoutManagers. |
| void CloseChildWindows(); |
| |
| // Called from CloseChildWindows() to determine if the specified window should |
| // be destroyed. |
| virtual bool ShouldDestroyWindowInCloseChildWindows(WmWindow* window) = 0; |
| |
| private: |
| // Callback for MenuModelAdapter. |
| void OnMenuClosed(); |
| |
| WmWindow* root_; |
| |
| // LayoutManagers are owned by the window they are installed on. |
| DockedWindowLayoutManager* docked_window_layout_manager_ = nullptr; |
| PanelLayoutManager* panel_layout_manager_ = nullptr; |
| wm::RootWindowLayoutManager* root_window_layout_manager_ = nullptr; |
| |
| std::unique_ptr<WallpaperWidgetController> wallpaper_widget_controller_; |
| std::unique_ptr<AnimatingWallpaperWidgetController> |
| animating_wallpaper_widget_controller_; |
| std::unique_ptr<WorkspaceController> workspace_controller_; |
| |
| std::unique_ptr<AlwaysOnTopController> always_on_top_controller_; |
| |
| // Manages the context menu. |
| std::unique_ptr<ui::MenuModel> menu_model_; |
| std::unique_ptr<views::MenuModelAdapter> menu_model_adapter_; |
| std::unique_ptr<views::MenuRunner> menu_runner_; |
| |
| DISALLOW_COPY_AND_ASSIGN(WmRootWindowController); |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_COMMON_WM_ROOT_WINDOW_CONTROLLER_H_ |