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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 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 CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_H_ | 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_H_ | 
| 6 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_H_ | 6 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_H_ | 
| 7 | 7 | 
| 8 #if defined(OS_MACOSX) | 8 #if defined(OS_MACOSX) | 
| 9 #include <OpenGL/OpenGL.h> | 9 #include <OpenGL/OpenGL.h> | 
| 10 #endif | 10 #endif | 
| 11 | 11 | 
| 12 #if defined(TOOLKIT_GTK) | 12 #if defined(TOOLKIT_GTK) | 
| 13 #include <gdk/gdk.h> | 13 #include <gdk/gdk.h> | 
| 14 #endif | 14 #endif | 
| 15 | 15 | 
| 16 #include <string> | 16 #include <string> | 
| 17 #include <vector> | 17 #include <vector> | 
| 18 | 18 | 
| 19 #include "base/memory/scoped_ptr.h" | 19 #include "base/memory/scoped_ptr.h" | 
| 20 #include "base/callback_forward.h" | 20 #include "base/callback_forward.h" | 
| 21 #include "content/common/content_export.h" | 21 #include "content/common/content_export.h" | 
| 22 #include "content/port/browser/render_widget_host_view_port.h" | 22 #include "content/port/browser/render_widget_host_view_port.h" | 
| 23 #include "ui/base/range/range.h" |  | 
| 24 #include "ui/gfx/native_widget_types.h" | 23 #include "ui/gfx/native_widget_types.h" | 
|  | 24 #include "ui/gfx/range/range.h" | 
| 25 #include "ui/gfx/rect.h" | 25 #include "ui/gfx/rect.h" | 
| 26 | 26 | 
| 27 namespace content { | 27 namespace content { | 
| 28 | 28 | 
| 29 class RenderWidgetHostImpl; | 29 class RenderWidgetHostImpl; | 
| 30 | 30 | 
| 31 // Basic implementation shared by concrete RenderWidgetHostView | 31 // Basic implementation shared by concrete RenderWidgetHostView | 
| 32 // subclasses. | 32 // subclasses. | 
| 33 // | 33 // | 
| 34 // Note that nothing should use this class, except concrete subclasses | 34 // Note that nothing should use this class, except concrete subclasses | 
| 35 // that are deriving from it, and code that is written specifically to | 35 // that are deriving from it, and code that is written specifically to | 
| 36 // use one of these concrete subclasses (i.e. platform-specific code). | 36 // use one of these concrete subclasses (i.e. platform-specific code). | 
| 37 // | 37 // | 
| 38 // To enable embedders that add ports, everything else in content/ | 38 // To enable embedders that add ports, everything else in content/ | 
| 39 // should use the RenderWidgetHostViewPort interface. | 39 // should use the RenderWidgetHostViewPort interface. | 
| 40 // | 40 // | 
| 41 // RenderWidgetHostView class hierarchy described in render_widget_host_view.h. | 41 // RenderWidgetHostView class hierarchy described in render_widget_host_view.h. | 
| 42 class CONTENT_EXPORT RenderWidgetHostViewBase | 42 class CONTENT_EXPORT RenderWidgetHostViewBase | 
| 43     : public RenderWidgetHostViewPort { | 43     : public RenderWidgetHostViewPort { | 
| 44  public: | 44  public: | 
| 45   virtual ~RenderWidgetHostViewBase(); | 45   virtual ~RenderWidgetHostViewBase(); | 
| 46 | 46 | 
| 47   // RenderWidgetHostViewPort implementation. | 47   // RenderWidgetHostViewPort implementation. | 
| 48   virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE; | 48   virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE; | 
| 49   virtual void SelectionChanged(const string16& text, | 49   virtual void SelectionChanged(const string16& text, | 
| 50                                 size_t offset, | 50                                 size_t offset, | 
| 51                                 const ui::Range& range) OVERRIDE; | 51                                 const gfx::Range& range) OVERRIDE; | 
| 52   virtual void SetBackground(const SkBitmap& background) OVERRIDE; | 52   virtual void SetBackground(const SkBitmap& background) OVERRIDE; | 
| 53   virtual const SkBitmap& GetBackground() OVERRIDE; | 53   virtual const SkBitmap& GetBackground() OVERRIDE; | 
| 54   virtual gfx::Size GetPhysicalBackingSize() const OVERRIDE; | 54   virtual gfx::Size GetPhysicalBackingSize() const OVERRIDE; | 
| 55   virtual float GetOverdrawBottomHeight() const OVERRIDE; | 55   virtual float GetOverdrawBottomHeight() const OVERRIDE; | 
| 56   virtual bool IsShowingContextMenu() const OVERRIDE; | 56   virtual bool IsShowingContextMenu() const OVERRIDE; | 
| 57   virtual void SetShowingContextMenu(bool showing_menu) OVERRIDE; | 57   virtual void SetShowingContextMenu(bool showing_menu) OVERRIDE; | 
| 58   virtual string16 GetSelectedText() const OVERRIDE; | 58   virtual string16 GetSelectedText() const OVERRIDE; | 
| 59   virtual bool IsMouseLocked() OVERRIDE; | 59   virtual bool IsMouseLocked() OVERRIDE; | 
| 60   virtual void UnhandledWheelEvent( | 60   virtual void UnhandledWheelEvent( | 
| 61       const WebKit::WebMouseWheelEvent& event) OVERRIDE; | 61       const WebKit::WebMouseWheelEvent& event) OVERRIDE; | 
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| 137   bool showing_context_menu_; | 137   bool showing_context_menu_; | 
| 138 | 138 | 
| 139   // A buffer containing the text inside and around the current selection range. | 139   // A buffer containing the text inside and around the current selection range. | 
| 140   string16 selection_text_; | 140   string16 selection_text_; | 
| 141 | 141 | 
| 142   // The offset of the text stored in |selection_text_| relative to the start of | 142   // The offset of the text stored in |selection_text_| relative to the start of | 
| 143   // the web page. | 143   // the web page. | 
| 144   size_t selection_text_offset_; | 144   size_t selection_text_offset_; | 
| 145 | 145 | 
| 146   // The current selection range relative to the start of the web page. | 146   // The current selection range relative to the start of the web page. | 
| 147   ui::Range selection_range_; | 147   gfx::Range selection_range_; | 
| 148 | 148 | 
| 149 protected: | 149 protected: | 
| 150   // The scale factor of the display the renderer is currently on. | 150   // The scale factor of the display the renderer is currently on. | 
| 151   float current_device_scale_factor_; | 151   float current_device_scale_factor_; | 
| 152 | 152 | 
| 153  private: | 153  private: | 
| 154   // Manager of the tree representation of the WebKit render tree. | 154   // Manager of the tree representation of the WebKit render tree. | 
| 155   scoped_ptr<BrowserAccessibilityManager> browser_accessibility_manager_; | 155   scoped_ptr<BrowserAccessibilityManager> browser_accessibility_manager_; | 
| 156 | 156 | 
| 157   gfx::Rect current_display_area_; | 157   gfx::Rect current_display_area_; | 
| 158 | 158 | 
| 159   uint32 renderer_frame_number_; | 159   uint32 renderer_frame_number_; | 
| 160 | 160 | 
| 161   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewBase); | 161   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewBase); | 
| 162 }; | 162 }; | 
| 163 | 163 | 
| 164 }  // namespace content | 164 }  // namespace content | 
| 165 | 165 | 
| 166 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_H_ | 166 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_H_ | 
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