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 #pragma once 8 9 #include "base/compiler_specific.h" 10 #include "ui/gfx/native_widget_types.h" 11 12 namespace gfx { 13 class Canvas; 14 class Rect; 15 } 16 /////////////////////////////////////////////////////////////////////////////// 17 // NativeViewPhotobooth 18 // 19 // An object that a NativeView "steps into" to have its picture taken. This is 20 // used to generate a full size screen shot of the contents of a NativeView 21 // including any child windows. 22 // 23 // Implementation note: This causes the NativeView to be re-parented to a 24 // mostly off-screen layered window. 25 // 26 class NativeViewPhotobooth { 27 public: 28 // Creates the photo booth. Constructs a nearly off-screen window, parents 29 // the view, then shows it. The caller is responsible for destroying this 30 // photo-booth, since the photo-booth will detach it before it is destroyed. 31 static NativeViewPhotobooth* Create(gfx::NativeView initial_view); 32 33 // Destroys the photo booth window. ~NativeViewPhotobooth()34 virtual ~NativeViewPhotobooth() {} 35 36 // Replaces the view in the photo booth with the specified one. 37 virtual void Replace(gfx::NativeView new_view) = 0; 38 39 // Paints the current display image of the window into |canvas|, clipped to 40 // |target_bounds|. 41 virtual void PaintScreenshotIntoCanvas(gfx::Canvas* canvas, 42 const gfx::Rect& target_bounds) = 0; 43 }; 44 45 #endif // CHROME_BROWSER_UI_VIEWS_TABS_NATIVE_VIEW_PHOTOBOOTH_H_ 46