Ports SystemModalContainerLayoutManager to ash/common

ash/common/wm_root_window_controller.h

 // 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/views/widget/widget.h"
 
 namespace gfx {
 class Point;
 }
 
 namespace ash {
 
 class AlwaysOnTopController;
 class AnimatingWallpaperWidgetController;
+class SystemModalContainerLayoutManager;
 class WallpaperWidgetController;
 class WmShelf;
 class WmShell;
 class WmWindow;
 class WorkspaceController;
 
 namespace wm {
 class RootWindowLayoutManager;
 }
 
@@ skipping 17 matching lines @@
   }
   void SetAnimatingWallpaperWidgetController(
       AnimatingWallpaperWidgetController* controller);
 
   WorkspaceController* workspace_controller() {
     return workspace_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 AlwaysOnTopController* GetAlwaysOnTopController() = 0;
 
   virtual WmShelf* GetShelf() = 0;
 
   // 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).
   //
@@ skipping 28 matching lines @@
   std::unique_ptr<AnimatingWallpaperWidgetController>
       animating_wallpaper_widget_controller_;
   std::unique_ptr<WorkspaceController> workspace_controller_;
 
   DISALLOW_COPY_AND_ASSIGN(WmRootWindowController);
 };
 
 }  // namespace ash
 
 #endif  // ASH_COMMON_WM_ROOT_WINDOW_CONTROLLER_H_