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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CHROME_BROWSER_TAB_CONTENTS_LANGUAGE_STATE_OBSERVER_H_ | |
| 6 #define CHROME_BROWSER_TAB_CONTENTS_LANGUAGE_STATE_OBSERVER_H_ | |
| 7 | |
| 8 namespace content { | |
| 9 class WebContents; | |
| 10 } | |
| 11 | |
| 12 // The observer for the language state. | |
| 13 class LanguageStateObserver { | |
| 14 public: | |
| 15 // Handles when the value of IsPageTranslated is changed. | |
| 16 virtual void OnIsPageTranslatedChanged(content::WebContents* source) = 0; | |
| 17 | |
| 18 // Handles when the value of translate_enabled is changed. | |
| 19 virtual void OnTranslateEnabledChanged(content::WebContents* source) = 0; | |
| 20 | |
| 21 protected: | |
| 22 virtual ~LanguageStateObserver() {} | |
| 23 }; | |
| 24 | |
| 25 #endif // CHROME_BROWSER_TAB_CONTENTS_LANGUAGE_STATE_OBSERVER_H_ | |
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