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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_UI_ZOOM_ZOOM_CONTROLLER_H_ |   5 #ifndef CHROME_BROWSER_UI_ZOOM_ZOOM_CONTROLLER_H_ | 
|   6 #define CHROME_BROWSER_UI_ZOOM_ZOOM_CONTROLLER_H_ |   6 #define CHROME_BROWSER_UI_ZOOM_ZOOM_CONTROLLER_H_ | 
|   7  |   7  | 
|   8 #include "base/basictypes.h" |   8 #include "base/basictypes.h" | 
|   9 #include "base/compiler_specific.h" |   9 #include "base/compiler_specific.h" | 
|  10 #include "chrome/browser/prefs/pref_member.h" |  10 #include "chrome/browser/api/prefs/pref_member.h" | 
|  11 #include "content/public/browser/notification_observer.h" |  11 #include "content/public/browser/notification_observer.h" | 
|  12 #include "content/public/browser/notification_registrar.h" |  12 #include "content/public/browser/notification_registrar.h" | 
|  13 #include "content/public/browser/web_contents_observer.h" |  13 #include "content/public/browser/web_contents_observer.h" | 
|  14  |  14  | 
|  15 class TabContents; |  15 class TabContents; | 
|  16 class ZoomObserver; |  16 class ZoomObserver; | 
|  17  |  17  | 
|  18 // Per-tab class to manage the Omnibox zoom icon. |  18 // Per-tab class to manage the Omnibox zoom icon. | 
|  19 class ZoomController : public content::NotificationObserver, |  19 class ZoomController : public content::NotificationObserver, | 
|  20                        public content::WebContentsObserver { |  20                        public content::WebContentsObserver { | 
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|  66   // TabContents that owns this instance. |  66   // TabContents that owns this instance. | 
|  67   TabContents* tab_contents_; |  67   TabContents* tab_contents_; | 
|  68  |  68  | 
|  69   // Observer receiving notifications on state changes. |  69   // Observer receiving notifications on state changes. | 
|  70   ZoomObserver* observer_; |  70   ZoomObserver* observer_; | 
|  71  |  71  | 
|  72   DISALLOW_COPY_AND_ASSIGN(ZoomController); |  72   DISALLOW_COPY_AND_ASSIGN(ZoomController); | 
|  73 }; |  73 }; | 
|  74  |  74  | 
|  75 #endif  // CHROME_BROWSER_UI_ZOOM_ZOOM_CONTROLLER_H_ |  75 #endif  // CHROME_BROWSER_UI_ZOOM_ZOOM_CONTROLLER_H_ | 
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