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 3// found in the LICENSE file. 4 5#ifndef CHROME_BROWSER_UI_COCOA_VIEW_RESIZER_H_ 6#define CHROME_BROWSER_UI_COCOA_VIEW_RESIZER_H_ 7 8#include "chrome/browser/ui/tabs/tab_strip_model.h" 9 10#import <Cocoa/Cocoa.h> 11 12// Defines a protocol that allows controllers to delegate resizing their views 13// to their parents. When a controller needs to change a view's height, rather 14// than resizing it directly, it sends a message to its parent asking the parent 15// to perform the resize. This allows the parent to do any re-layout that may 16// become necessary due to the resize. 17@protocol ViewResizer <NSObject> 18- (void)resizeView:(NSView*)view newHeight:(CGFloat)height; 19 20@optional 21// Optional method called when an animation is beginning or ending. Resize 22// delegates can implement this method if they need to modify their behavior 23// while an animation is running. 24- (void)setAnimationInProgress:(BOOL)inProgress; 25@end 26 27#endif // CHROME_BROWSER_UI_COCOA_VIEW_RESIZER_H_ 28