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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_RENDERER_ACCESSIBILITY_RENDER_ACCESSIBILITY_IMPL_H_ | 5 #ifndef CONTENT_RENDERER_ACCESSIBILITY_RENDER_ACCESSIBILITY_IMPL_H_ |
6 #define CONTENT_RENDERER_ACCESSIBILITY_RENDER_ACCESSIBILITY_IMPL_H_ | 6 #define CONTENT_RENDERER_ACCESSIBILITY_RENDER_ACCESSIBILITY_IMPL_H_ |
7 | 7 |
8 #include <vector> | 8 #include <vector> |
9 | 9 |
10 #include "base/containers/hash_tables.h" | 10 #include "base/containers/hash_tables.h" |
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108 | 108 |
109 // The RenderFrameImpl that owns us. | 109 // The RenderFrameImpl that owns us. |
110 RenderFrameImpl* render_frame_; | 110 RenderFrameImpl* render_frame_; |
111 | 111 |
112 private: | 112 private: |
113 // RenderFrameObserver implementation. | 113 // RenderFrameObserver implementation. |
114 void OnDestruct() override; | 114 void OnDestruct() override; |
115 | 115 |
116 // Handlers for messages from the browser to the renderer. | 116 // Handlers for messages from the browser to the renderer. |
117 void OnDoDefaultAction(int acc_obj_id); | 117 void OnDoDefaultAction(int acc_obj_id); |
118 void OnEventsAck(); | 118 void OnEventsAck(int ack_token); |
119 void OnFatalError(); | 119 void OnFatalError(); |
120 void OnHitTest(gfx::Point point); | 120 void OnHitTest(gfx::Point point); |
121 void OnSetAccessibilityFocus(int acc_obj_id); | 121 void OnSetAccessibilityFocus(int acc_obj_id); |
122 void OnReset(int reset_token); | 122 void OnReset(int reset_token); |
123 void OnScrollToMakeVisible(int acc_obj_id, gfx::Rect subfocus); | 123 void OnScrollToMakeVisible(int acc_obj_id, gfx::Rect subfocus); |
124 void OnScrollToPoint(int acc_obj_id, gfx::Point point); | 124 void OnScrollToPoint(int acc_obj_id, gfx::Point point); |
125 void OnSetScrollOffset(int acc_obj_id, gfx::Point offset); | 125 void OnSetScrollOffset(int acc_obj_id, gfx::Point offset); |
126 void OnSetFocus(int acc_obj_id); | 126 void OnSetFocus(int acc_obj_id); |
127 void OnSetSelection(int anchor_acc_obj_id, | 127 void OnSetSelection(int anchor_acc_obj_id, |
128 int anchor_offset, | 128 int anchor_offset, |
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164 // Set if we are waiting for an accessibility event ack. | 164 // Set if we are waiting for an accessibility event ack. |
165 bool ack_pending_; | 165 bool ack_pending_; |
166 | 166 |
167 // Nonzero if the browser requested we reset the accessibility state. | 167 // Nonzero if the browser requested we reset the accessibility state. |
168 // We need to return this token in the next IPC. | 168 // We need to return this token in the next IPC. |
169 int reset_token_; | 169 int reset_token_; |
170 | 170 |
171 // Whether we are processing a client-initiated action. | 171 // Whether we are processing a client-initiated action. |
172 bool during_action_; | 172 bool during_action_; |
173 | 173 |
| 174 // Token to send with event messages so we know when they're acknowledged. |
| 175 int ack_token_; |
| 176 |
174 // So we can queue up tasks to be executed later. | 177 // So we can queue up tasks to be executed later. |
175 base::WeakPtrFactory<RenderAccessibilityImpl> weak_factory_; | 178 base::WeakPtrFactory<RenderAccessibilityImpl> weak_factory_; |
176 | 179 |
177 DISALLOW_COPY_AND_ASSIGN(RenderAccessibilityImpl); | 180 DISALLOW_COPY_AND_ASSIGN(RenderAccessibilityImpl); |
178 }; | 181 }; |
179 | 182 |
180 } // namespace content | 183 } // namespace content |
181 | 184 |
182 #endif // CONTENT_RENDERER_ACCESSIBILITY_RENDERER_ACCESSIBILITY_H_ | 185 #endif // CONTENT_RENDERER_ACCESSIBILITY_RENDERER_ACCESSIBILITY_H_ |
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