forgot this file in last CL

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@17896 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 44 insertions, 0 deletions

diff --git a/views/controls/menu/menu_wrapper.h b/views/controls/menu/menu_wrapper.h
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+++ b/views/controls/menu/menu_wrapper.h
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+// Copyright (c) 2009 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 VIEWS_CONTROLS_MENU_MENU_WRAPPER_H_
+#define VIEWS_CONTROLS_MENU_MENU_WRAPPER_H_
+
+#include "base/gfx/native_widget_types.h"
+
+namespace gfx {
+class Point;
+}
+
+namespace views {
+
+class Menu2;
+
+// An interface that wraps an object that implements a menu.
+class MenuWrapper {
+ public:
+  virtual ~MenuWrapper() {}
+
+  // Runs the menu at the specified point. This may or may not block depending
+  // on the platform.
+  virtual void RunMenuAt(const gfx::Point& point, int alignment) = 0;
+
+  // Called when the model supplying data to this menu has changed, and the menu
+  // must be rebuilt.
+  virtual void Rebuild() = 0;
+
+  // Called when the states of the items in the menu must be updated from the
+  // model.
+  virtual void UpdateStates() = 0;
+
+  // Retrieve a native menu handle.
+  virtual gfx::NativeMenu GetNativeMenu() const = 0;
+
+  // Creates the appropriate instance of this wrapper for the current platform.
+  static MenuWrapper* CreateWrapper(Menu2* menu);
+};
+
+}  // namespace views
+
+#endif  // VIEWS_CONTROLS_MENU_MENU_WRAPPER_H_