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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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_TAB_CONTENTS_LANGUAGE_STATE_OBSERVER_H_ | 5 #ifndef COMPONENTS_TRANSLATE_CONTENT_BROWSER_LANGUAGE_STATE_OBSERVER_H_ |
| 6 #define CHROME_BROWSER_TAB_CONTENTS_LANGUAGE_STATE_OBSERVER_H_ | 6 #define COMPONENTS_TRANSLATE_CONTENT_BROWSER_LANGUAGE_STATE_OBSERVER_H_ |
| 7 | 7 |
| 8 namespace content { | 8 namespace content { |
| 9 class WebContents; | 9 class WebContents; |
| 10 } | 10 } |
| 11 | 11 |
| 12 // The observer for the language state. | 12 // The observer for the language state. |
| 13 class LanguageStateObserver { | 13 class LanguageStateObserver { |
| 14 public: | 14 public: |
| 15 // Handles when the value of IsPageTranslated is changed. | 15 // Handles when the value of IsPageTranslated is changed. |
| 16 virtual void OnIsPageTranslatedChanged(content::WebContents* source) = 0; | 16 virtual void OnIsPageTranslatedChanged(content::WebContents* source) = 0; |
| 17 | 17 |
| 18 // Handles when the value of translate_enabled is changed. | 18 // Handles when the value of translate_enabled is changed. |
| 19 virtual void OnTranslateEnabledChanged(content::WebContents* source) = 0; | 19 virtual void OnTranslateEnabledChanged(content::WebContents* source) = 0; |
| 20 | 20 |
| 21 protected: | 21 protected: |
| 22 virtual ~LanguageStateObserver() {} | 22 virtual ~LanguageStateObserver() {} |
| 23 }; | 23 }; |
| 24 | 24 |
| 25 #endif // CHROME_BROWSER_TAB_CONTENTS_LANGUAGE_STATE_OBSERVER_H_ | 25 #endif // COMPONENTS_TRANSLATE_CONTENT_BROWSER_LANGUAGE_STATE_OBSERVER_H_ |
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