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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_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_ | 5 #ifndef CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_ | 
| 6 #define CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_ | 6 #define CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_ | 
| 7 | 7 | 
| 8 #include "base/gfx/native_widget_types.h" | 8 #include "base/gfx/native_widget_types.h" | 
| 9 #include "base/shared_memory.h" | 9 #include "base/shared_memory.h" | 
| 10 #include "webkit/glue/webplugin.h" | 10 #include "chrome/common/render_messages.h" | 
| 11 | 11 | 
| 12 namespace gfx { | 12 namespace gfx { | 
| 13 class Rect; | 13 class Rect; | 
| 14 class Size; | 14 class Size; | 
| 15 } | 15 } | 
| 16 namespace IPC { | 16 namespace IPC { | 
| 17 class Message; | 17 class Message; | 
| 18 } | 18 } | 
| 19 | 19 | 
| 20 class RenderProcessHost; | 20 class RenderProcessHost; | 
| 21 class RenderWidgetHost; | 21 class RenderWidgetHost; | 
| 22 class WebCursor; | 22 class WebCursor; | 
|  | 23 | 
| 23 // RenderWidgetHostView is an interface implemented by an object that acts as | 24 // RenderWidgetHostView is an interface implemented by an object that acts as | 
| 24 // the "View" portion of a RenderWidgetHost. The RenderWidgetHost and its | 25 // the "View" portion of a RenderWidgetHost. The RenderWidgetHost and its | 
| 25 // associated RenderProcessHost own the "Model" in this case which is the | 26 // associated RenderProcessHost own the "Model" in this case which is the | 
| 26 // child renderer process. The View is responsible for receiving events from | 27 // child renderer process. The View is responsible for receiving events from | 
| 27 // the surrounding environment and passing them to the RenderWidgetHost, and | 28 // the surrounding environment and passing them to the RenderWidgetHost, and | 
| 28 // for actually displaying the content of the RenderWidgetHost when it | 29 // for actually displaying the content of the RenderWidgetHost when it | 
| 29 // changes. | 30 // changes. | 
| 30 class RenderWidgetHostView { | 31 class RenderWidgetHostView { | 
| 31  public: | 32  public: | 
| 32   // Platform-specific creator. Use this to construct new RenderWidgetHostViews | 33   // Platform-specific creator. Use this to construct new RenderWidgetHostViews | 
| (...skipping 44 matching lines...) Expand 10 before | Expand all | Expand 10 after  Loading... | 
| 77   // Sets the cursor to the one associated with the specified cursor_type | 78   // Sets the cursor to the one associated with the specified cursor_type | 
| 78   virtual void UpdateCursor(const WebCursor& cursor) = 0; | 79   virtual void UpdateCursor(const WebCursor& cursor) = 0; | 
| 79 | 80 | 
| 80   // Updates the displayed cursor to the current one. | 81   // Updates the displayed cursor to the current one. | 
| 81   virtual void UpdateCursorIfOverSelf() = 0; | 82   virtual void UpdateCursorIfOverSelf() = 0; | 
| 82 | 83 | 
| 83   // Indicates whether the page has finished loading. | 84   // Indicates whether the page has finished loading. | 
| 84   virtual void SetIsLoading(bool is_loading) = 0; | 85   virtual void SetIsLoading(bool is_loading) = 0; | 
| 85 | 86 | 
| 86   // Enable or disable IME for the view. | 87   // Enable or disable IME for the view. | 
| 87   virtual void IMEUpdateStatus(int control, const gfx::Rect& caret_rect) = 0; | 88   virtual void IMEUpdateStatus(ViewHostMsg_ImeControl control, | 
|  | 89                                const gfx::Rect& caret_rect) = 0; | 
| 88 | 90 | 
| 89   // Informs the view that a portion of the widget's backing store was painted. | 91   // Informs the view that a portion of the widget's backing store was painted. | 
| 90   // The view should copy the given rect from the backing store of the render | 92   // The view should copy the given rect from the backing store of the render | 
| 91   // widget onto the screen. | 93   // widget onto the screen. | 
| 92   virtual void DidPaintRect(const gfx::Rect& rect) = 0; | 94   virtual void DidPaintRect(const gfx::Rect& rect) = 0; | 
| 93 | 95 | 
| 94   // Informs the view that a portion of the widget's backing store was scrolled | 96   // Informs the view that a portion of the widget's backing store was scrolled | 
| 95   // by dx pixels horizontally and dy pixels vertically. The view should copy | 97   // by dx pixels horizontally and dy pixels vertically. The view should copy | 
| 96   // the exposed pixels from the backing store of the render widget (which has | 98   // the exposed pixels from the backing store of the render widget (which has | 
| 97   // already been scrolled) onto the screen. | 99   // already been scrolled) onto the screen. | 
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| 111  protected: | 113  protected: | 
| 112   // Interface class only, do not construct. | 114   // Interface class only, do not construct. | 
| 113   RenderWidgetHostView() {} | 115   RenderWidgetHostView() {} | 
| 114 | 116 | 
| 115  private: | 117  private: | 
| 116   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostView); | 118   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostView); | 
| 117 }; | 119 }; | 
| 118 | 120 | 
| 119 #endif  // CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_ | 121 #endif  // CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_ | 
| 120 | 122 | 
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