mirror of
https://github.com/Swiftgram/Telegram-iOS.git
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84 lines
2.4 KiB
Objective-C
84 lines
2.4 KiB
Objective-C
#import "UIBarButtonItem+Proxy.h"
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#import "NSBag.h"
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#import "RuntimeUtils.h"
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static const void *setEnabledListenerBagKey = &setEnabledListenerBagKey;
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static const void *setTitleListenerBagKey = &setTitleListenerBagKey;
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@implementation UIBarButtonItem (Proxy)
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+ (void)load
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{
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^
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{
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[RuntimeUtils swizzleInstanceMethodOfClass:[UIBarButtonItem class] currentSelector:@selector(setEnabled:) newSelector:@selector(_c1e56039_setEnabled:)];
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[RuntimeUtils swizzleInstanceMethodOfClass:[UIBarButtonItem class] currentSelector:@selector(setTitle:) newSelector:@selector(_c1e56039_setTitle:)];
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});
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}
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- (void)_c1e56039_setEnabled:(BOOL)enabled
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{
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[self _c1e56039_setEnabled:enabled];
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[(NSBag *)[self associatedObjectForKey:setEnabledListenerBagKey] enumerateItems:^(UIBarButtonItemSetEnabledListener listener)
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{
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listener(enabled);
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}];
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}
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- (void)_c1e56039_setTitle:(NSString *)title
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{
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[self _c1e56039_setTitle:title];
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[(NSBag *)[self associatedObjectForKey:setTitleListenerBagKey] enumerateItems:^(UIBarButtonItemSetTitleListener listener)
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{
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listener(title);
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}];
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}
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- (void)performActionOnTarget
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{
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NSAssert(self.target != nil, @"self.target != nil");
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
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[self.target performSelector:self.action];
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#pragma clang diagnostic pop
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}
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- (NSInteger)addSetTitleListener:(UIBarButtonItemSetTitleListener)listener
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{
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NSBag *bag = [self associatedObjectForKey:setTitleListenerBagKey];
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if (bag == nil)
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{
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bag = [[NSBag alloc] init];
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[self setAssociatedObject:bag forKey:setTitleListenerBagKey];
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}
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return [bag addItem:[listener copy]];
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}
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- (void)removeSetTitleListener:(NSInteger)key
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{
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[(NSBag *)[self associatedObjectForKey:setTitleListenerBagKey] removeItem:key];
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}
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- (NSInteger)addSetEnabledListener:(UIBarButtonItemSetEnabledListener)listener
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{
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NSBag *bag = [self associatedObjectForKey:setEnabledListenerBagKey];
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if (bag == nil)
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{
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bag = [[NSBag alloc] init];
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[self setAssociatedObject:bag forKey:setEnabledListenerBagKey];
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}
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return [bag addItem:[listener copy]];
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}
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- (void)removeSetEnabledListener:(NSInteger)key
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{
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[(NSBag *)[self associatedObjectForKey:setEnabledListenerBagKey] removeItem:key];
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}
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@end
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