libs-gui/Headers/AppKit/NSScrubberLayout.h

96 lines
2.4 KiB
Objective-C

/* Definition of class NSScrubberLayout
Copyright (C) 2020 Free Software Foundation, Inc.
By: Gregory John Casamento
Date: Wed Apr 8 09:20:18 EDT 2020
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 _NSScrubberLayout_h_GNUSTEP_GUI_INCLUDE
#define _NSScrubberLayout_h_GNUSTEP_GUI_INCLUDE
#import <AppKit/AppKitDefines.h>
#import <Foundation/NSObject.h>
#import <Foundation/NSCoder.h>
#import <Foundation/NSGeometry.h>
#if OS_API_VERSION(MAC_OS_X_VERSION_10_12, GS_API_LATEST)
#if defined(__cplusplus)
extern "C" {
#endif
@class NSScrubber;
APPKIT_EXPORT_CLASS
@interface NSScrubberLayoutAttributes : NSObject <NSCopying>
+ (NSScrubberLayoutAttributes *) layoutAttributesForItemAtIndex: (NSInteger)index;
- (CGFloat) alpha;
- (NSRect) frame;
- (NSInteger) itemIndex;
@end
APPKIT_EXPORT_CLASS
@interface NSScrubberLayout : NSObject <NSCoding>
// Configuring
- (Class) layoutAttributesClass;
- (NSScrubber *) scrubber;
- (NSRect) visibleRect;
- (void) invalidateLayout;
// Subclassing layout
- (void) prepareLayout;
- (NSSize) scrubberContentSize;
- (NSScrubberLayoutAttributes *) layoutAttributesForItemAtIndex: (NSInteger)index;
- (NSScrubberLayoutAttributes *) layoutAttributesForItemsInRect: (NSRect)rect;
- (BOOL) shouldInvalidateLayoutForHighlightChange;
- (BOOL) shouldInvalidateLayoutForSelectionChange;
- (BOOL) shouldInvalidateLayoutForChangeFromVisibleRect: (NSRect)fromRect
toVisibleRect: (NSRect)toRect;
- (BOOL) automaticallyMirrorsInRightToLeftLayout;
@end
#if defined(__cplusplus)
}
#endif
#endif /* GS_API_MACOSX */
#endif /* _NSScrubberLayout_h_GNUSTEP_GUI_INCLUDE */