Initial cut of ash/wm/common classes for mus

mash/wm/bridge/wm_root_window_controller_mus.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 MASH_WM_BRIDGE_WM_ROOT_CONTROLLER_MUS_H_
+#define MASH_WM_BRIDGE_WM_ROOT_CONTROLLER_MUS_H_
+
+#include "ash/wm/common/wm_root_window_controller.h"
+#include "base/macros.h"
+#include "base/observer_list.h"
+
+namespace gfx {
+class Display;
+}
+
+namespace mus {
+class Window;
+}
+
+namespace mash {
+namespace wm {
+
+class RootWindowController;
+class WmGlobalsMus;
+class WmWindowMus;
+
+// WmRootWindowController implementations for mus.
+class WmRootWindowControllerMus : public ash::wm::WmRootWindowController {
+ public:
+  WmRootWindowControllerMus(WmGlobalsMus* globals,
+                            RootWindowController* root_window_controller);
+  ~WmRootWindowControllerMus() override;
+
+  static WmRootWindowControllerMus* Get(mus::Window* window) {
+    return const_cast<WmRootWindowControllerMus*>(
+        Get(const_cast<const mus::Window*>(window)));
+  }
+  static const WmRootWindowControllerMus* Get(const mus::Window* window);
+
+  RootWindowController* root_window_controller() {
+    return root_window_controller_;
+  }
+
+  // Screen conversion functions.
+  gfx::Point ConvertPointToScreen(const WmWindowMus* source,
+                                  const gfx::Point& point) const;
+  gfx::Point ConvertPointFromScreen(const WmWindowMus* target,
+                                    const gfx::Point& point) const;
+
+  const gfx::Display& GetDisplay() const;
+
+  // WmRootWindowController:
+  bool HasShelf() override;
+  ash::wm::WmGlobals* GetGlobals() override;
+  ash::wm::WorkspaceWindowState GetWorkspaceWindowState() override;
+  ash::AlwaysOnTopController* GetAlwaysOnTopController() override;
+  ash::wm::WmShelf* GetShelf() override;
+  ash::wm::WmWindow* GetWindow() override;
+  void ConfigureWidgetInitParamsForContainer(
+      views::Widget* widget,
+      int shell_container_id,
+      views::Widget::InitParams* init_params) override;
+  ash::wm::WmWindow* FindEventTarget(
+      const gfx::Point& location_in_screen) override;
+  void AddObserver(ash::wm::WmRootWindowControllerObserver* observer) override;
+  void RemoveObserver(
+      ash::wm::WmRootWindowControllerObserver* observer) override;
+
+ private:
+  WmGlobalsMus* globals_;
+  RootWindowController* root_window_controller_;
+
+  DISALLOW_COPY_AND_ASSIGN(WmRootWindowControllerMus);
+};
+
+}  // namespace wm
+}  // namespace mash
+
+#endif  // MASH_WM_BRIDGE_WM_ROOT_CONTROLLER_MUS_H_