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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_RENDERER_RENDER_WIDGET_H__ | 5 #ifndef CHROME_RENDERER_RENDER_WIDGET_H__ |
6 #define CHROME_RENDERER_RENDER_WIDGET_H__ | 6 #define CHROME_RENDERER_RENDER_WIDGET_H__ |
7 | 7 |
8 #include <vector> | 8 #include <vector> |
9 #include "base/basictypes.h" | 9 #include "base/basictypes.h" |
10 #include "base/gfx/point.h" | 10 #include "base/gfx/point.h" |
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94 // Initializes this view with the given opener. CompleteInit must be called | 94 // Initializes this view with the given opener. CompleteInit must be called |
95 // later. | 95 // later. |
96 void Init(int32 opener_id); | 96 void Init(int32 opener_id); |
97 | 97 |
98 // Finishes creation of a pending view started with Init. | 98 // Finishes creation of a pending view started with Init. |
99 void CompleteInit(HWND parent); | 99 void CompleteInit(HWND parent); |
100 | 100 |
101 // Paints the given rectangular region of the WebWidget into paint_buf (a | 101 // Paints the given rectangular region of the WebWidget into paint_buf (a |
102 // shared memory segment returned by AllocPaintBuf). The caller must ensure | 102 // shared memory segment returned by AllocPaintBuf). The caller must ensure |
103 // that the given rect fits within the bounds of the WebWidget. | 103 // that the given rect fits within the bounds of the WebWidget. |
104 void PaintRect(const gfx::Rect& rect, SharedMemory* paint_buf); | 104 void PaintRect(const gfx::Rect& rect, base::SharedMemory* paint_buf); |
105 | 105 |
106 // Get the size of the paint buffer for the given rectangle, rounding up to | 106 // Get the size of the paint buffer for the given rectangle, rounding up to |
107 // the allocation granularity of the system. | 107 // the allocation granularity of the system. |
108 size_t GetPaintBufSize(const gfx::Rect& rect); | 108 size_t GetPaintBufSize(const gfx::Rect& rect); |
109 | 109 |
110 void DoDeferredPaint(); | 110 void DoDeferredPaint(); |
111 void DoDeferredScroll(); | 111 void DoDeferredScroll(); |
112 | 112 |
113 // This method is called immediately after PaintRect but before the | 113 // This method is called immediately after PaintRect but before the |
114 // corresponding paint or scroll message is send to the widget host. | 114 // corresponding paint or scroll message is send to the widget host. |
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197 HWND host_window_; | 197 HWND host_window_; |
198 | 198 |
199 // We store the current cursor object so we can avoid spamming SetCursor | 199 // We store the current cursor object so we can avoid spamming SetCursor |
200 // messages. | 200 // messages. |
201 WebCursor current_cursor_; | 201 WebCursor current_cursor_; |
202 // The size of the RenderWidget. | 202 // The size of the RenderWidget. |
203 gfx::Size size_; | 203 gfx::Size size_; |
204 | 204 |
205 // Shared memory handles that are currently in use to transfer an image to | 205 // Shared memory handles that are currently in use to transfer an image to |
206 // the browser. | 206 // the browser. |
207 SharedMemory* current_paint_buf_; | 207 base::SharedMemory* current_paint_buf_; |
208 SharedMemory* current_scroll_buf_; | 208 base::SharedMemory* current_scroll_buf_; |
209 | 209 |
210 // The smallest bounding rectangle that needs to be re-painted. This is non- | 210 // The smallest bounding rectangle that needs to be re-painted. This is non- |
211 // empty if a paint event is pending. | 211 // empty if a paint event is pending. |
212 gfx::Rect paint_rect_; | 212 gfx::Rect paint_rect_; |
213 | 213 |
214 // The clip rect for the pending scroll event. This is non-empty if a | 214 // The clip rect for the pending scroll event. This is non-empty if a |
215 // scroll event is pending. | 215 // scroll event is pending. |
216 gfx::Rect scroll_rect_; | 216 gfx::Rect scroll_rect_; |
217 | 217 |
218 // The scroll delta for a pending scroll event. | 218 // The scroll delta for a pending scroll event. |
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266 // Whether the window for this RenderWidget should be focused when shown. | 266 // Whether the window for this RenderWidget should be focused when shown. |
267 bool focus_on_show_; | 267 bool focus_on_show_; |
268 | 268 |
269 // Holds all the needed plugin window moves for a scroll. | 269 // Holds all the needed plugin window moves for a scroll. |
270 std::vector<WebPluginGeometry> plugin_window_moves_; | 270 std::vector<WebPluginGeometry> plugin_window_moves_; |
271 | 271 |
272 DISALLOW_EVIL_CONSTRUCTORS(RenderWidget); | 272 DISALLOW_EVIL_CONSTRUCTORS(RenderWidget); |
273 }; | 273 }; |
274 | 274 |
275 #endif // CHROME_RENDERER_RENDER_WIDGET_H__ | 275 #endif // CHROME_RENDERER_RENDER_WIDGET_H__ |
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