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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 #include "chrome/browser/chromeos/accessibility/accessibility_util.h" | 5 #include "chrome/browser/chromeos/accessibility/accessibility_util.h" |
6 | 6 |
7 #include <queue> | 7 #include <queue> |
8 | 8 |
9 #include "ash/high_contrast/high_contrast_controller.h" | 9 #include "ash/high_contrast/high_contrast_controller.h" |
10 #include "ash/magnifier/magnification_controller.h" | 10 #include "ash/magnifier/magnification_controller.h" |
11 #include "ash/shell.h" | 11 #include "ash/shell.h" |
12 #include "base/bind.h" | 12 #include "base/bind.h" |
13 #include "base/bind_helpers.h" | 13 #include "base/bind_helpers.h" |
14 #include "base/logging.h" | 14 #include "base/logging.h" |
15 #include "chrome/browser/accessibility/accessibility_extension_api.h" | 15 #include "chrome/browser/accessibility/accessibility_extension_api.h" |
16 #include "chrome/browser/browser_process.h" | 16 #include "chrome/browser/browser_process.h" |
| 17 #include "chrome/browser/chromeos/accessibility/magnification_manager.h" |
17 #include "chrome/browser/extensions/component_loader.h" | 18 #include "chrome/browser/extensions/component_loader.h" |
18 #include "chrome/browser/extensions/extension_service.h" | 19 #include "chrome/browser/extensions/extension_service.h" |
19 #include "chrome/browser/extensions/file_reader.h" | 20 #include "chrome/browser/extensions/file_reader.h" |
20 #include "chrome/browser/prefs/pref_service.h" | 21 #include "chrome/browser/prefs/pref_service.h" |
21 #include "chrome/browser/profiles/profile.h" | 22 #include "chrome/browser/profiles/profile.h" |
22 #include "chrome/browser/profiles/profile_manager.h" | 23 #include "chrome/browser/profiles/profile_manager.h" |
23 #include "chrome/browser/speech/extension_api/tts_extension_api_controller.h" | 24 #include "chrome/browser/speech/extension_api/tts_extension_api_controller.h" |
24 #include "chrome/common/extensions/extension.h" | 25 #include "chrome/common/extensions/extension.h" |
25 #include "chrome/common/extensions/extension_messages.h" | 26 #include "chrome/common/extensions/extension_messages.h" |
26 #include "chrome/common/extensions/extension_resource.h" | 27 #include "chrome/common/extensions/extension_resource.h" |
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169 PrefService* pref_service = g_browser_process->local_state(); | 170 PrefService* pref_service = g_browser_process->local_state(); |
170 pref_service->SetBoolean(prefs::kHighContrastEnabled, enabled); | 171 pref_service->SetBoolean(prefs::kHighContrastEnabled, enabled); |
171 pref_service->CommitPendingWrite(); | 172 pref_service->CommitPendingWrite(); |
172 | 173 |
173 #if defined(USE_ASH) | 174 #if defined(USE_ASH) |
174 ash::Shell::GetInstance()->high_contrast_controller()->SetEnabled(enabled); | 175 ash::Shell::GetInstance()->high_contrast_controller()->SetEnabled(enabled); |
175 #endif | 176 #endif |
176 } | 177 } |
177 | 178 |
178 void EnableScreenMagnifier(bool enabled) { | 179 void EnableScreenMagnifier(bool enabled) { |
179 PrefService* pref_service = g_browser_process->local_state(); | 180 if (MagnificationManager::GetInstance()) |
180 pref_service->SetBoolean(prefs::kScreenMagnifierEnabled, enabled); | 181 MagnificationManager::GetInstance()->SetEnabled(enabled); |
181 pref_service->CommitPendingWrite(); | |
182 | |
183 #if defined(USE_ASH) | |
184 ash::Shell::GetInstance()->magnification_controller()->SetEnabled(enabled); | |
185 #endif | |
186 } | 182 } |
187 | 183 |
188 void EnableVirtualKeyboard(bool enabled) { | 184 void EnableVirtualKeyboard(bool enabled) { |
189 PrefService* pref_service = g_browser_process->local_state(); | 185 PrefService* pref_service = g_browser_process->local_state(); |
190 pref_service->SetBoolean(prefs::kVirtualKeyboardEnabled, enabled); | 186 pref_service->SetBoolean(prefs::kVirtualKeyboardEnabled, enabled); |
191 pref_service->CommitPendingWrite(); | 187 pref_service->CommitPendingWrite(); |
192 } | 188 } |
193 | 189 |
194 void ToggleSpokenFeedback(content::WebUI* login_web_ui) { | 190 void ToggleSpokenFeedback(content::WebUI* login_web_ui) { |
195 bool spoken_feedback_enabled = g_browser_process && | 191 bool spoken_feedback_enabled = g_browser_process && |
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228 if (!g_browser_process) { | 224 if (!g_browser_process) { |
229 return false; | 225 return false; |
230 } | 226 } |
231 PrefService* prefs = g_browser_process->local_state(); | 227 PrefService* prefs = g_browser_process->local_state(); |
232 bool high_contrast_enabled = prefs && | 228 bool high_contrast_enabled = prefs && |
233 prefs->GetBoolean(prefs::kHighContrastEnabled); | 229 prefs->GetBoolean(prefs::kHighContrastEnabled); |
234 return high_contrast_enabled; | 230 return high_contrast_enabled; |
235 } | 231 } |
236 | 232 |
237 bool IsScreenMagnifierEnabled() { | 233 bool IsScreenMagnifierEnabled() { |
238 if (!g_browser_process) { | 234 return MagnificationManager::GetInstance() && |
239 return false; | 235 MagnificationManager::GetInstance()->IsEnabled(); |
240 } | |
241 PrefService* prefs = g_browser_process->local_state(); | |
242 bool enabled = prefs && prefs->GetBoolean(prefs::kScreenMagnifierEnabled); | |
243 return enabled; | |
244 } | 236 } |
245 | 237 |
246 void MaybeSpeak(const std::string& utterance) { | 238 void MaybeSpeak(const std::string& utterance) { |
247 if (IsSpokenFeedbackEnabled()) | 239 if (IsSpokenFeedbackEnabled()) |
248 Speak(utterance); | 240 Speak(utterance); |
249 } | 241 } |
250 | 242 |
251 } // namespace accessibility | 243 } // namespace accessibility |
252 } // namespace chromeos | 244 } // namespace chromeos |
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