MacViews: Run native Cocoa context menus to support Services.

ui/views/controls/menu/menu_runner_impl_cocoa.h

+// 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 UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_IMPL_COCOA_H_
+#define UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_IMPL_COCOA_H_
+
+#include "ui/views/controls/menu/menu_runner_impl_interface.h"
+
+#import "base/mac/scoped_nsobject.h"
+#include "base/time/time.h"
+
+@class MenuController;
+
+namespace views {
+namespace internal {
+
+// A menu runner implementation that uses NSMenu to show a context menu.
+class VIEWS_EXPORT MenuRunnerImplCocoa : public MenuRunnerImplInterface {
+ public:
+  explicit MenuRunnerImplCocoa(ui::MenuModel* menu);
+
+  virtual bool IsRunning() const OVERRIDE;
+  virtual void Release() OVERRIDE;
+  virtual MenuRunner::RunResult RunMenuAt(Widget* parent,
+                                          MenuButton* button,
+                                          const gfx::Rect& bounds,
+                                          MenuAnchorPosition anchor,
+                                          int32 run_types) OVERRIDE;
+  virtual void Cancel() OVERRIDE;
+  virtual base::TimeDelta GetClosingEventTime() const OVERRIDE;
+
+ private:
+  virtual ~MenuRunnerImplCocoa();
+
+  // The Cocoa menu controller that this instance is bridging.
+  base::scoped_nsobject<MenuController> menu_controller_;
+
+  // Set if |running_| and Release() has been invoked.
+  bool delete_after_run_;
+
+  // The timestamp of the event which closed the menu - or 0.
+  base::TimeDelta closing_event_time_;
+
+  DISALLOW_COPY_AND_ASSIGN(MenuRunnerImplCocoa);
+};
+
+}  // namespace internal
+}  // namespace views
+
+#endif  // UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_IMPL_COCOA_H_