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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_GTK_H_ | 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_GTK_H_ |
6 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_GTK_H_ | 6 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_GTK_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <gdk/gdk.h> | 9 #include <gdk/gdk.h> |
10 | 10 |
11 #include <string> | 11 #include <string> |
12 #include <vector> | 12 #include <vector> |
13 | 13 |
14 #include "base/memory/scoped_ptr.h" | 14 #include "base/memory/scoped_ptr.h" |
15 #include "base/time.h" | 15 #include "base/time.h" |
16 #include "content/browser/accessibility/browser_accessibility_manager.h" | |
17 #include "content/browser/renderer_host/render_widget_host_view_base.h" | 16 #include "content/browser/renderer_host/render_widget_host_view_base.h" |
18 #include "content/common/content_export.h" | 17 #include "content/common/content_export.h" |
19 #include "ui/base/animation/animation_delegate.h" | 18 #include "ui/base/animation/animation_delegate.h" |
20 #include "ui/base/animation/slide_animation.h" | 19 #include "ui/base/animation/slide_animation.h" |
21 #include "ui/base/gtk/gtk_signal.h" | 20 #include "ui/base/gtk/gtk_signal.h" |
22 #include "ui/base/gtk/gtk_signal_registrar.h" | 21 #include "ui/base/gtk/gtk_signal_registrar.h" |
23 #include "ui/base/gtk/owned_widget_gtk.h" | 22 #include "ui/base/gtk/owned_widget_gtk.h" |
24 #include "ui/gfx/native_widget_types.h" | 23 #include "ui/gfx/native_widget_types.h" |
25 #include "ui/gfx/point.h" | 24 #include "ui/gfx/point.h" |
26 #include "ui/gfx/rect.h" | 25 #include "ui/gfx/rect.h" |
27 #include "webkit/glue/webcursor.h" | 26 #include "webkit/glue/webcursor.h" |
28 #include "webkit/plugins/npapi/gtk_plugin_container_manager.h" | 27 #include "webkit/plugins/npapi/gtk_plugin_container_manager.h" |
29 | 28 |
30 class GtkIMContextWrapper; | 29 class GtkIMContextWrapper; |
31 struct NativeWebKeyboardEvent; | 30 struct NativeWebKeyboardEvent; |
32 | 31 |
33 namespace content { | 32 namespace content { |
34 class RenderWidgetHost; | 33 class RenderWidgetHost; |
35 class RenderWidgetHostImpl; | 34 class RenderWidgetHostImpl; |
36 } | 35 } |
37 | 36 |
38 class GtkKeyBindingsHandler; | 37 class GtkKeyBindingsHandler; |
39 | 38 |
40 typedef struct _GtkClipboard GtkClipboard; | 39 typedef struct _GtkClipboard GtkClipboard; |
41 typedef struct _GtkSelectionData GtkSelectionData; | 40 typedef struct _GtkSelectionData GtkSelectionData; |
42 | 41 |
43 // ----------------------------------------------------------------------------- | 42 // ----------------------------------------------------------------------------- |
44 // See comments in render_widget_host_view.h about this class and its members. | 43 // See comments in render_widget_host_view.h about this class and its members. |
45 // ----------------------------------------------------------------------------- | 44 // ----------------------------------------------------------------------------- |
46 class CONTENT_EXPORT RenderWidgetHostViewGtk | 45 class RenderWidgetHostViewGtk : public content::RenderWidgetHostViewBase { |
47 : public content::RenderWidgetHostViewBase, | |
48 public BrowserAccessibilityDelegate { | |
49 public: | 46 public: |
50 virtual ~RenderWidgetHostViewGtk(); | 47 virtual ~RenderWidgetHostViewGtk(); |
51 | 48 |
52 // RenderWidgetHostView implementation. | 49 // RenderWidgetHostView implementation. |
53 virtual void InitAsChild(gfx::NativeView parent_view) OVERRIDE; | 50 virtual void InitAsChild(gfx::NativeView parent_view) OVERRIDE; |
54 virtual content::RenderWidgetHost* GetRenderWidgetHost() const OVERRIDE; | 51 virtual content::RenderWidgetHost* GetRenderWidgetHost() const OVERRIDE; |
55 virtual void SetSize(const gfx::Size& size) OVERRIDE; | 52 virtual void SetSize(const gfx::Size& size) OVERRIDE; |
56 virtual void SetBounds(const gfx::Rect& rect) OVERRIDE; | 53 virtual void SetBounds(const gfx::Rect& rect) OVERRIDE; |
57 virtual gfx::NativeView GetNativeView() const OVERRIDE; | 54 virtual gfx::NativeView GetNativeView() const OVERRIDE; |
58 virtual gfx::NativeViewId GetNativeViewId() const OVERRIDE; | 55 virtual gfx::NativeViewId GetNativeViewId() const OVERRIDE; |
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118 bool processed) OVERRIDE; | 115 bool processed) OVERRIDE; |
119 virtual void SetHasHorizontalScrollbar( | 116 virtual void SetHasHorizontalScrollbar( |
120 bool has_horizontal_scrollbar) OVERRIDE; | 117 bool has_horizontal_scrollbar) OVERRIDE; |
121 virtual void SetScrollOffsetPinning( | 118 virtual void SetScrollOffsetPinning( |
122 bool is_pinned_to_left, bool is_pinned_to_right) OVERRIDE; | 119 bool is_pinned_to_left, bool is_pinned_to_right) OVERRIDE; |
123 virtual void GetScreenInfo(WebKit::WebScreenInfo* results) OVERRIDE; | 120 virtual void GetScreenInfo(WebKit::WebScreenInfo* results) OVERRIDE; |
124 virtual gfx::Rect GetRootWindowBounds() OVERRIDE; | 121 virtual gfx::Rect GetRootWindowBounds() OVERRIDE; |
125 virtual gfx::GLSurfaceHandle GetCompositingSurface() OVERRIDE; | 122 virtual gfx::GLSurfaceHandle GetCompositingSurface() OVERRIDE; |
126 virtual bool LockMouse() OVERRIDE; | 123 virtual bool LockMouse() OVERRIDE; |
127 virtual void UnlockMouse() OVERRIDE; | 124 virtual void UnlockMouse() OVERRIDE; |
128 virtual void OnAccessibilityNotifications( | |
129 const std::vector<AccessibilityHostMsg_NotificationParams>& params) | |
130 OVERRIDE; | |
131 | 125 |
132 // If the widget is aligned with an edge of the monitor its on and the user | 126 // If the widget is aligned with an edge of the monitor its on and the user |
133 // attempts to drag past that edge we track the number of times it has | 127 // attempts to drag past that edge we track the number of times it has |
134 // occurred, so that we can force the widget to scroll when it otherwise | 128 // occurred, so that we can force the widget to scroll when it otherwise |
135 // would be unable to. | 129 // would be unable to. |
136 void ModifyEventForEdgeDragging(GtkWidget* widget, GdkEventMotion* event); | 130 void ModifyEventForEdgeDragging(GtkWidget* widget, GdkEventMotion* event); |
137 | 131 |
138 // Mouse events always provide a movementX/Y which needs to be computed. | 132 // Mouse events always provide a movementX/Y which needs to be computed. |
139 // Also, mouse lock requires knowledge of last unlocked cursor coordinates. | 133 // Also, mouse lock requires knowledge of last unlocked cursor coordinates. |
140 // State is stored on the host view to do this, and the mouse event modified. | 134 // State is stored on the host view to do this, and the mouse event modified. |
141 void ModifyEventMovementAndCoords(WebKit::WebMouseEvent* event); | 135 void ModifyEventMovementAndCoords(WebKit::WebMouseEvent* event); |
142 | 136 |
143 void Paint(const gfx::Rect&); | 137 void Paint(const gfx::Rect&); |
144 | 138 |
145 // Called by GtkIMContextWrapper to forward a keyboard event to renderer. | 139 // Called by GtkIMContextWrapper to forward a keyboard event to renderer. |
146 // On Linux (not ChromeOS): | 140 // On Linux (not ChromeOS): |
147 // Before calling RenderWidgetHost::ForwardKeyboardEvent(), this method | 141 // Before calling RenderWidgetHost::ForwardKeyboardEvent(), this method |
148 // calls GtkKeyBindingsHandler::Match() against the event and send matched | 142 // calls GtkKeyBindingsHandler::Match() against the event and send matched |
149 // edit commands to renderer by calling | 143 // edit commands to renderer by calling |
150 // RenderWidgetHost::ForwardEditCommandsForNextKeyEvent(). | 144 // RenderWidgetHost::ForwardEditCommandsForNextKeyEvent(). |
151 void ForwardKeyboardEvent(const NativeWebKeyboardEvent& event); | 145 void ForwardKeyboardEvent(const NativeWebKeyboardEvent& event); |
152 | 146 |
153 bool RetrieveSurrounding(std::string* text, size_t* cursor_index); | 147 bool RetrieveSurrounding(std::string* text, size_t* cursor_index); |
154 | 148 |
155 // BrowserAccessibilityDelegate implementation. | |
156 virtual void SetAccessibilityFocus(int acc_obj_id) OVERRIDE; | |
157 virtual void AccessibilityDoDefaultAction(int acc_obj_id) OVERRIDE; | |
158 virtual void AccessibilityScrollToMakeVisible( | |
159 int acc_obj_id, gfx::Rect subfocus) OVERRIDE; | |
160 virtual void AccessibilityScrollToPoint( | |
161 int acc_obj_id, gfx::Point point) OVERRIDE; | |
162 virtual void AccessibilitySetTextSelection( | |
163 int acc_obj_id, int start_offset, int end_offset) OVERRIDE; | |
164 | |
165 // Get the root of the AtkObject* tree for accessibility. | |
166 AtkObject* GetAccessible(); | |
167 | |
168 protected: | 149 protected: |
169 friend class content::RenderWidgetHostView; | 150 friend class content::RenderWidgetHostView; |
170 | 151 |
171 // Should construct only via RenderWidgetHostView::CreateViewForWidget. | 152 // Should construct only via RenderWidgetHostView::CreateViewForWidget. |
172 explicit RenderWidgetHostViewGtk(content::RenderWidgetHost* widget); | 153 explicit RenderWidgetHostViewGtk(content::RenderWidgetHost* widget); |
173 | 154 |
174 private: | 155 private: |
175 friend class RenderWidgetHostViewGtkWidget; | 156 friend class RenderWidgetHostViewGtkWidget; |
176 | 157 |
177 CHROMEGTK_CALLBACK_1(RenderWidgetHostViewGtk, | 158 CHROMEGTK_CALLBACK_1(RenderWidgetHostViewGtk, |
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299 // monitor (if the widget is aligned with that edge). Negative values | 280 // monitor (if the widget is aligned with that edge). Negative values |
300 // indicate the top edge, positive the bottom. | 281 // indicate the top edge, positive the bottom. |
301 int dragged_at_vertical_edge_; | 282 int dragged_at_vertical_edge_; |
302 | 283 |
303 gfx::PluginWindowHandle compositing_surface_; | 284 gfx::PluginWindowHandle compositing_surface_; |
304 | 285 |
305 // The event for the last mouse down we handled. We need this for context | 286 // The event for the last mouse down we handled. We need this for context |
306 // menus and drags. | 287 // menus and drags. |
307 GdkEventButton* last_mouse_down_; | 288 GdkEventButton* last_mouse_down_; |
308 | 289 |
309 // Instance of accessibility information for the root of the AtkObject | |
310 // tree representation of the WebKit render tree. | |
311 scoped_ptr<BrowserAccessibilityManager> browser_accessibility_manager_; | |
312 | |
313 ui::GtkSignalRegistrar signals_; | 290 ui::GtkSignalRegistrar signals_; |
314 }; | 291 }; |
315 | 292 |
316 #endif // CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_GTK_H_ | 293 #endif // CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_GTK_H_ |
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