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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 CHROME_BROWSER_CHROMEOS_ACCESSIBILITY_ACCESSIBILITY_UTIL_H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_ACCESSIBILITY_ACCESSIBILITY_UTIL_H_ |
| 6 #define CHROME_BROWSER_CHROMEOS_ACCESSIBILITY_ACCESSIBILITY_UTIL_H_ | 6 #define CHROME_BROWSER_CHROMEOS_ACCESSIBILITY_ACCESSIBILITY_UTIL_H_ |
| 7 | 7 |
| 8 #include <string> | 8 #include <string> |
| 9 | 9 |
| 10 #include "ash/magnifier/magnifier_constants.h" | 10 #include "ash/magnifier/magnifier_constants.h" |
| 11 #include "ash/shell_delegate.h" | 11 #include "ash/shell_delegate.h" |
| 12 #include "base/basictypes.h" | 12 #include "base/basictypes.h" |
| 13 | 13 |
| 14 class Browser; | 14 class Browser; |
| 15 | 15 |
| 16 namespace content { | 16 namespace content { |
| 17 class WebUI; | 17 class WebUI; |
| 18 } | 18 } |
| 19 | 19 |
| 20 namespace chromeos { | 20 namespace chromeos { |
| 21 namespace accessibility { | 21 namespace accessibility { |
| 22 | 22 |
| 23 struct AccessibilityStatusEventDetails { | 23 struct AccessibilityStatusEventDetails { |
| 24 AccessibilityStatusEventDetails( | 24 AccessibilityStatusEventDetails( |
| 25 bool enabled, ash::AccessibilityNotificationVisibility notify) | 25 bool enabled, ash::AccessibilityNotificationVisibility notify) |
| 26 : enabled(enabled), | 26 : enabled(enabled), |
| 27 magnifier_type(ash::kDefaultMagnifierType), | |
| 28 notify(notify) {} | |
| 29 | |
| 30 AccessibilityStatusEventDetails( | |
| 31 bool enabled, | |
| 32 ash::MagnifierType magnifier_type, | |
| 33 ash::AccessibilityNotificationVisibility notify) | |
| 34 : enabled(enabled), | |
| 35 magnifier_type(magnifier_type), | |
| 36 notify(notify) {} | 27 notify(notify) {} |
| 37 | 28 |
| 38 bool enabled; | 29 bool enabled; |
| 39 ash::MagnifierType magnifier_type; | |
| 40 ash::AccessibilityNotificationVisibility notify; | 30 ash::AccessibilityNotificationVisibility notify; |
| 41 }; | 31 }; |
| 42 | 32 |
| 43 // Do any accessibility initialization that should happen once on startup. | 33 // Do any accessibility initialization that should happen once on startup. |
| 44 void Initialize(); | 34 void Initialize(); |
| 45 | 35 |
| 46 // Enables or disables spoken feedback. Enabling spoken feedback installs the | 36 // Enables or disables spoken feedback. Enabling spoken feedback installs the |
| 47 // ChromeVox component extension. If this is being called in a login/oobe | 37 // ChromeVox component extension. If this is being called in a login/oobe |
| 48 // login screen, pass the WebUI object in login_web_ui so that ChromeVox | 38 // login screen, pass the WebUI object in login_web_ui so that ChromeVox |
| 49 // can be injected directly into that screen, otherwise it should be NULL. | 39 // can be injected directly into that screen, otherwise it should be NULL. |
| (...skipping 17 matching lines...) Expand all Loading... |
| 67 | 57 |
| 68 // Returns true if spoken feedback is enabled, or false if not. | 58 // Returns true if spoken feedback is enabled, or false if not. |
| 69 bool IsSpokenFeedbackEnabled(); | 59 bool IsSpokenFeedbackEnabled(); |
| 70 | 60 |
| 71 // Returns true if High Contrast is enabled, or false if not. | 61 // Returns true if High Contrast is enabled, or false if not. |
| 72 bool IsHighContrastEnabled(); | 62 bool IsHighContrastEnabled(); |
| 73 | 63 |
| 74 // Returns true if the Virtual Keyboard is enabled, or false if not. | 64 // Returns true if the Virtual Keyboard is enabled, or false if not. |
| 75 bool IsVirtualKeyboardEnabled(); | 65 bool IsVirtualKeyboardEnabled(); |
| 76 | 66 |
| 67 // Translates from a string to MagnifierType. |
| 68 ash::MagnifierType MagnifierTypeFromName(const char type_name[]); |
| 69 |
| 70 // Translates from a MagnifierType to type string. |
| 71 const char* ScreenMagnifierNameFromType(ash::MagnifierType type); |
| 72 |
| 77 // Speaks the given text if the accessibility pref is already set. | 73 // Speaks the given text if the accessibility pref is already set. |
| 78 void MaybeSpeak(const std::string& utterance); | 74 void MaybeSpeak(const std::string& utterance); |
| 79 | 75 |
| 80 // Shows the accessibility help tab on the browser. | 76 // Shows the accessibility help tab on the browser. |
| 81 void ShowAccessibilityHelp(Browser* browser); | 77 void ShowAccessibilityHelp(Browser* browser); |
| 82 | 78 |
| 83 } // namespace accessibility | 79 } // namespace accessibility |
| 84 } // namespace chromeos | 80 } // namespace chromeos |
| 85 | 81 |
| 86 #endif // CHROME_BROWSER_CHROMEOS_ACCESSIBILITY_ACCESSIBILITY_UTIL_H_ | 82 #endif // CHROME_BROWSER_CHROMEOS_ACCESSIBILITY_ACCESSIBILITY_UTIL_H_ |
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