Move some more WM functionality down into ash.

ui/aura_shell/workspace_controller.h

-// Copyright (c) 2011 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 UI_AURA_SHELL_WORKSPACE_CONTROLLER_H_
-#define UI_AURA_SHELL_WORKSPACE_CONTROLLER_H_
-#pragma once
-
-#include "base/basictypes.h"
-#include "base/memory/scoped_ptr.h"
-#include "ui/aura/root_window_observer.h"
-#include "ui/aura/window_observer.h"
-#include "ui/aura_shell/aura_shell_export.h"
-#include "ui/aura_shell/launcher/launcher_model_observer.h"
-#include "ui/aura_shell/workspace/workspace_observer.h"
-
-namespace aura {
-class Window;
-}
-
-namespace gfx {
-class Size;
-}
-
-namespace aura_shell {
-class LauncherModel;
-
-namespace internal {
-
-class WorkspaceManager;
-
-// WorkspaceControlls owns a WorkspaceManager. WorkspaceControlls bridges
-// events From RootWindowObserver translating them to WorkspaceManager, and
-// a move event between Laucher and Workspace.
-class AURA_SHELL_EXPORT WorkspaceController :
-      public aura::RootWindowObserver,
-      public aura::WindowObserver,
-      public aura_shell::internal::WorkspaceObserver,
-      public aura_shell::LauncherModelObserver {
- public:
-  explicit WorkspaceController(aura::Window* workspace_viewport);
-  virtual ~WorkspaceController();
-
-  void ToggleOverview();
-
-  void SetLauncherModel(LauncherModel* launcher_model);
-
-  // Returns the workspace manager that this controler owns.
-  WorkspaceManager* workspace_manager() {
-    return workspace_manager_.get();
-  }
-
-  // aura::RootWindowObserver overrides:
-  virtual void OnRootWindowResized(const gfx::Size& new_size) OVERRIDE;
-
-  // aura::WindowObserver overrides:
-  virtual void OnWindowPropertyChanged(aura::Window* window,
-                                       const char* key,
-                                       void* old) OVERRIDE;
-
-  // WorkspaceObserver overrides:
-  virtual void WindowMoved(WorkspaceManager* manager,
-                           aura::Window* source,
-                           aura::Window* target) OVERRIDE;
-  virtual void ActiveWorkspaceChanged(WorkspaceManager* manager,
-                                      Workspace* old) OVERRIDE;
-
-  // Invoked after an item has been added to the model.
-  virtual void LauncherItemAdded(int index) OVERRIDE;
-  virtual void LauncherItemRemoved(int index) OVERRIDE;
-  virtual void LauncherItemMoved(int start_index, int target_index) OVERRIDE;
-  virtual void LauncherItemImagesChanged(int index) OVERRIDE;
-  virtual void LauncherItemImagesWillChange(int index) OVERRIDE {}
-
- private:
-  scoped_ptr<WorkspaceManager> workspace_manager_;
-
-  // Owned by Launcher.
-  LauncherModel* launcher_model_;
-
-  // True while the controller is moving window either on workspace or launcher.
-  // Used to prevent infinite recursive call between the workspace and launcher.
-  bool ignore_move_event_;
-
-  DISALLOW_COPY_AND_ASSIGN(WorkspaceController);
-};
-
-}  // namespace internal
-}  // namespace aura_shell
-
-#endif  // UI_AURA_SHELL_WORKSPACE_CONTROLLER_H_