79023ee190
Reviewed By: bhamodi Differential Revision: D33331422 fbshipit-source-id: 016e8dcc0c0c7f1fc353a348b54fda0d5e2ddc01
62 lines
1.5 KiB
Objective-C
62 lines
1.5 KiB
Objective-C
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#if FB_SONARKIT_ENABLED
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#import <UIKit/UIKit.h>
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#import "SKInvalidation.h"
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#import "UICollectionView+SKInvalidation.h"
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#import "UIView+SKInvalidation.h"
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@implementation SKInvalidation
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+ (instancetype)sharedInstance {
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static SKInvalidation* sInstance = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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sInstance = [SKInvalidation new];
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});
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return sInstance;
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}
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+ (void)enableInvalidations {
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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[UIView enableInvalidation];
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[UICollectionView enableInvalidations];
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[[NSNotificationCenter defaultCenter]
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addObserver:self
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selector:@selector(windowDidBecomeVisible:)
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name:UIWindowDidBecomeVisibleNotification
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object:nil];
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[[NSNotificationCenter defaultCenter]
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addObserver:self
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selector:@selector(windowDidBecomeHidden:)
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name:UIWindowDidBecomeHiddenNotification
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object:nil];
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});
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}
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+ (void)windowDidBecomeVisible:(NSNotification*)notification {
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[[SKInvalidation sharedInstance].delegate
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invalidateNode:[notification.object nextResponder]];
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}
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+ (void)windowDidBecomeHidden:(NSNotification*)notification {
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[[SKInvalidation sharedInstance].delegate
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invalidateNode:[notification.object nextResponder]];
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}
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@end
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#endif
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