libs-gui/Headers/AppKit/NSCollectionViewTransitionLayout.h

69 lines
2.2 KiB
Objective-C

/* Definition of class NSCollectionViewTransitionLayout
Copyright (C) 2021 Free Software Foundation, Inc.
By: Gregory John Casamento
Date: 30-05-2021
This file is part of the GNUstep Library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110 USA.
*/
#ifndef _NSCollectionViewTransitionLayout_h_GNUSTEP_GUI_INCLUDE
#define _NSCollectionViewTransitionLayout_h_GNUSTEP_GUI_INCLUDE
#import <AppKit/NSCollectionViewLayout.h>
#import <AppKit/AppKitDefines.h>
#if OS_API_VERSION(MAC_OS_X_VERSION_10_11, GS_API_LATEST)
#if defined(__cplusplus)
extern "C" {
#endif
typedef NSString* NSCollectionViewTransitionLayoutAnimatedKey;
APPKIT_EXPORT_CLASS
@interface NSCollectionViewTransitionLayout : NSCollectionViewLayout
{
CGFloat _transitionProgress;
NSCollectionViewLayout *_currentLayout;
NSCollectionViewLayout *_nextLayout;
}
- (CGFloat) transitionProgress;
- (void) setTransitionProgress: (CGFloat)transitionProgress;
- (NSCollectionViewLayout *) currentLayout;
- (NSCollectionViewLayout *) nextLayout;
// Designated initializer
- (instancetype) initWithCurrentLayout: (NSCollectionViewLayout *)currentLayout
nextLayout: (NSCollectionViewLayout *)nextLayout;
- (void) updateValue: (CGFloat)value forAnimatedKey: (NSCollectionViewTransitionLayoutAnimatedKey)key;
- (CGFloat) valueForAnimatedKey: (NSCollectionViewTransitionLayoutAnimatedKey)key;
@end
#if defined(__cplusplus)
}
#endif
#endif /* GS_API_MACOSX */
#endif /* _NSCollectionViewTransitionLayout_h_GNUSTEP_GUI_INCLUDE */