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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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_RENDERER_RENDERER_ACCESSIBILITY_H_ | 5 #ifndef CONTENT_RENDERER_RENDERER_ACCESSIBILITY_H_ |
| 6 #define CONTENT_RENDERER_RENDERER_ACCESSIBILITY_H_ | 6 #define CONTENT_RENDERER_RENDERER_ACCESSIBILITY_H_ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include <vector> | 9 #include <vector> |
| 10 | 10 |
| 11 #include "base/hash_tables.h" | 11 #include "base/hash_tables.h" |
| 12 #include "base/task.h" | 12 #include "base/task.h" |
| 13 #include "content/public/renderer/render_view_observer.h" | 13 #include "content/public/renderer/render_view_observer.h" |
| 14 #include "third_party/WebKit/Source/WebKit/chromium/public/WebAccessibilityNotif
ication.h" | 14 #include "third_party/WebKit/Source/WebKit/chromium/public/WebAccessibilityNotif
ication.h" |
| 15 | 15 |
| 16 class RenderViewImpl; |
| 17 |
| 16 namespace WebKit { | 18 namespace WebKit { |
| 17 class WebAccessibilityObject; | 19 class WebAccessibilityObject; |
| 18 class WebDocument; | 20 class WebDocument; |
| 19 class WebNode; | 21 class WebNode; |
| 20 }; | 22 }; |
| 21 | 23 |
| 22 namespace webkit_glue { | 24 namespace webkit_glue { |
| 23 struct WebAccessibility; | 25 struct WebAccessibility; |
| 24 }; | 26 }; |
| 25 | 27 |
| 26 // RendererAccessibility belongs to the RenderView. It's responsible for | 28 // RendererAccessibility belongs to the RenderView. It's responsible for |
| 27 // sending a serialized representation of WebKit's accessibility tree from | 29 // sending a serialized representation of WebKit's accessibility tree from |
| 28 // the renderer to the browser and sending updates whenever it changes, and | 30 // the renderer to the browser and sending updates whenever it changes, and |
| 29 // handling requests from the browser to perform accessibility actions on | 31 // handling requests from the browser to perform accessibility actions on |
| 30 // nodes in the tree (e.g., change focus, or click on a button). | 32 // nodes in the tree (e.g., change focus, or click on a button). |
| 31 class RendererAccessibility : public content::RenderViewObserver { | 33 class RendererAccessibility : public content::RenderViewObserver { |
| 32 public: | 34 public: |
| 33 RendererAccessibility(RenderView* render_view); | 35 RendererAccessibility(RenderViewImpl* render_view); |
| 34 virtual ~RendererAccessibility(); | 36 virtual ~RendererAccessibility(); |
| 35 | 37 |
| 36 // RenderView::Observer implementation. | 38 // RenderView::Observer implementation. |
| 37 virtual bool OnMessageReceived(const IPC::Message& message); | 39 virtual bool OnMessageReceived(const IPC::Message& message); |
| 38 virtual void FocusedNodeChanged(const WebKit::WebNode& node); | 40 virtual void FocusedNodeChanged(const WebKit::WebNode& node); |
| 39 virtual void DidFinishLoad(WebKit::WebFrame* frame); | 41 virtual void DidFinishLoad(WebKit::WebFrame* frame); |
| 40 | 42 |
| 41 // Called when an accessibility notification occurs in WebKit. | 43 // Called when an accessibility notification occurs in WebKit. |
| 42 virtual void PostAccessibilityNotification( | 44 virtual void PostAccessibilityNotification( |
| 43 const WebKit::WebAccessibilityObject& obj, | 45 const WebKit::WebAccessibilityObject& obj, |
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| 110 // True if verbose logging of accessibility events is on. | 112 // True if verbose logging of accessibility events is on. |
| 111 bool logging_; | 113 bool logging_; |
| 112 | 114 |
| 113 // True if we've sent a load complete notification for this page already. | 115 // True if we've sent a load complete notification for this page already. |
| 114 bool sent_load_complete_; | 116 bool sent_load_complete_; |
| 115 | 117 |
| 116 DISALLOW_COPY_AND_ASSIGN(RendererAccessibility); | 118 DISALLOW_COPY_AND_ASSIGN(RendererAccessibility); |
| 117 }; | 119 }; |
| 118 | 120 |
| 119 #endif // CONTENT_RENDERER_RENDERER_ACCESSIBILITY_H_ | 121 #endif // CONTENT_RENDERER_RENDERER_ACCESSIBILITY_H_ |
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