ash/drag_drop/drag_image_view.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef ASH_DRAG_DROP_DRAG_IMAGE_VIEW_H_
   6 #define ASH_DRAG_DROP_DRAG_IMAGE_VIEW_H_
   7
   8 #include "ui/views/controls/image_view.h"
   9
  10 namespace views {
  11 class Widget;
  12 }
  13
  14 namespace ash {
  15 namespace internal {
  16
  17 class DragImageView : public views::ImageView {
  18  public:
  19   explicit DragImageView(gfx::NativeView context);
  20   virtual ~DragImageView();
  21
  22   // Sets the bounds of the native widget in screen
  23   // coordinates.
  24   // TODO(oshima): Looks like this is root window's
  25   // coordinate. Change this to screen's coordinate.
  26   void SetBoundsInScreen(const gfx::Rect& bounds);
  27
  28   // Sets the position of the native widget.
  29   void SetScreenPosition(const gfx::Point& position);
  30
  31   // Sets the visibility of the native widget.
  32   void SetWidgetVisible(bool visible);
  33
  34  private:
  35   // Overridden from views::ImageView.
  36   virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
  37
  38   scoped_ptr<views::Widget> widget_;
  39   gfx::Size widget_size_;
  40
  41   DISALLOW_COPY_AND_ASSIGN(DragImageView);
  42 };
  43
  44 }  // namespace internal
  45 }  // namespace ash
  46
  47 #endif  // ASH_DRAG_DROP_DRAG_IMAGE_VIEW_H_