Upstream version 5.34.98.0
[platform/framework/web/crosswalk.git] / src / chrome / browser / ui / views / tabs / native_view_photobooth.h
1 // Copyright (c) 2006-2008 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 CHROME_BROWSER_UI_VIEWS_TABS_NATIVE_VIEW_PHOTOBOOTH_H_
6 #define CHROME_BROWSER_UI_VIEWS_TABS_NATIVE_VIEW_PHOTOBOOTH_H_
7
8 #include "base/compiler_specific.h"
9 #include "ui/gfx/native_widget_types.h"
10
11 namespace gfx {
12 class Canvas;
13 class Rect;
14 }
15 ///////////////////////////////////////////////////////////////////////////////
16 // NativeViewPhotobooth
17 //
18 //  An object that a NativeView "steps into" to have its picture taken. This is
19 //  used to generate a full size screen shot of the contents of a NativeView
20 //  including any child windows.
21 //
22 //  Implementation note: This causes the NativeView to be re-parented to a
23 //  mostly off-screen layered window.
24 //
25 class NativeViewPhotobooth {
26  public:
27   // Creates the photo booth. Constructs a nearly off-screen window, parents
28   // the view, then shows it. The caller is responsible for destroying this
29   // photo-booth, since the photo-booth will detach it before it is destroyed.
30   static NativeViewPhotobooth* Create(gfx::NativeView initial_view);
31
32   // Destroys the photo booth window.
33   virtual ~NativeViewPhotobooth() {}
34
35   // Replaces the view in the photo booth with the specified one.
36   virtual void Replace(gfx::NativeView new_view) = 0;
37
38   // Paints the current display image of the window into |canvas|, clipped to
39   // |target_bounds|.
40   virtual void PaintScreenshotIntoCanvas(gfx::Canvas* canvas,
41                                          const gfx::Rect& target_bounds) = 0;
42 };
43
44 #endif  // CHROME_BROWSER_UI_VIEWS_TABS_NATIVE_VIEW_PHOTOBOOTH_H_