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ui/views/events/context_menu_controller.h

Index: ui/views/events/context_menu_controller.h
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--- ui/views/events/context_menu_controller.h	(revision 0)
+++ ui/views/events/context_menu_controller.h	(revision 0)
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+// 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_VIEWS_EVENTS_CONTEXT_MENU_CONTROLLER_H_
+#define UI_VIEWS_EVENTS_CONTEXT_MENU_CONTROLLER_H_
+#pragma once
+
+namespace gfx {
+class Point;
+}
+
+namespace ui {
+
+class View;
+
+// ContextMenuController is responsible for showing the context menu for a
+// View. To use a ContextMenuController invoke SetContextMenuController on a
+// View. When the appropriate user gesture occurs ShowContextMenu is invoked
+// on the ContextMenuController.
+//
+// Setting a ContextMenuController on a View makes the View process mouse
+// events.
+//
+// It is up to subclasses that do their own mouse processing to invoke
+// the appropriate ContextMenuController method, typically by invoking super's
+// implementation for mouse processing.
+//
+class ContextMenuController {
+ public:
+  // Invoked to show the context menu for the source view. If |is_mouse_gesture|
+  // is true, |point| is the location of the mouse. If |is_mouse_gesture| is
+  // false, this method was not invoked by a mouse gesture and |point| is the
+  // recommended location to show the menu at.
+  //
+  // |point| is in screen coordinates.
+  virtual void ShowContextMenu(View* source,
+                               const gfx::Point& point,
+                               bool is_mouse_gesture) = 0;
+
+ protected:
+  virtual ~ContextMenuController() {}
+};
+
+}  // namespace ui
+
+#endif  // UI_VIEWS_EVENTS_CONTEXT_MENU_CONTROLLER_H_
Property changes on: ui\views\events\context_menu_controller.h
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