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52 lines
1.2 KiB
Mathematica
52 lines
1.2 KiB
Mathematica
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#import "TGModernMediaPickerLayout.h"
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@interface TGModernMediaPickerLayout ()
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{
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bool _updatingCollectionItems;
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}
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@end
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@implementation TGModernMediaPickerLayout
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- (instancetype)init
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{
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self = [super init];
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if (self != nil)
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{
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}
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return self;
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}
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/*- (void)prepareForCollectionViewUpdates:(NSArray *)updateItems
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{
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_updatingCollectionItems = true;
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[super prepareForCollectionViewUpdates:updateItems];
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}
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- (void)finalizeCollectionViewUpdates
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{
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_updatingCollectionItems = false;
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[super finalizeCollectionViewUpdates];
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}*/
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- (UICollectionViewLayoutAttributes *)initialLayoutAttributesForAppearingItemAtIndexPath:(NSIndexPath *)itemIndexPath
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{
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if (_updatingCollectionItems || itemIndexPath.section != 0)
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return [super initialLayoutAttributesForAppearingItemAtIndexPath:itemIndexPath];
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return nil;
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}
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- (UICollectionViewLayoutAttributes *)finalLayoutAttributesForDisappearingItemAtIndexPath:(NSIndexPath *)itemIndexPath
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{
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if (_updatingCollectionItems || itemIndexPath.section != 0)
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return [super finalLayoutAttributesForDisappearingItemAtIndexPath:itemIndexPath];
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return [self layoutAttributesForItemAtIndexPath:itemIndexPath];
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}
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@end
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