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37 lines
813 B
Objective-C
37 lines
813 B
Objective-C
//
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// UIGestureRecognizer+Blocks.m
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// FLEX
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//
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// Created by Tanner Bennett on 12/20/19.
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// Copyright © 2020 FLEX Team. All rights reserved.
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//
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#import "UIGestureRecognizer+Blocks.h"
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#import <objc/runtime.h>
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@implementation UIGestureRecognizer (Blocks)
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static void * actionKey;
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+ (instancetype)flex_action:(GestureBlock)action {
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UIGestureRecognizer *gesture = [[self alloc] initWithTarget:nil action:nil];
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[gesture addTarget:gesture action:@selector(flex_invoke)];
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gesture.flex_action = action;
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return gesture;
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}
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- (void)flex_invoke {
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self.flex_action(self);
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}
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- (GestureBlock)flex_action {
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return objc_getAssociatedObject(self, &actionKey);
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}
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- (void)flex_setAction:(GestureBlock)action {
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objc_setAssociatedObject(self, &actionKey, action, OBJC_ASSOCIATION_COPY);
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}
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@end
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