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| 1 // Copyright 2012 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 IOS_CHROME_BROWSER_UI_NTP_CENTERING_SCROLLVIEW_H_ |
| 6 #define IOS_CHROME_BROWSER_UI_NTP_CENTERING_SCROLLVIEW_H_ |
| 7 |
| 8 #import <UIKit/UIKit.h> |
| 9 |
| 10 // A CenteringScrollView is a UIScrollView that re-centers its one and only |
| 11 // content subview. |
| 12 // If the scroll view is larger than the content subview, the content subview |
| 13 // will be placed in the center of the scroll view and the scroll view will not |
| 14 // be scrollable. If the scroll view frame is smaller than the content subview, |
| 15 // the content view will be placed flushed to the top-left edge and the |
| 16 // scroll view will be scrollable. |
| 17 @interface CenteringScrollView : UIScrollView |
| 18 |
| 19 @end |
| 20 |
| 21 #endif // IOS_CHROME_BROWSER_UI_NTP_CENTERING_SCROLLVIEW_H_ |
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