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2026-07-13 12:35:01 +08:00

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1.6 KiB
Objective-C

//
// UIImageViewTap.m
// Momento
//
// Created by Michael Waterfall on 04/11/2009.
// Copyright 2009 d3i. All rights reserved.
//
#import "MWTapDetectingImageView.h"
@implementation MWTapDetectingImageView
- (id)initWithFrame:(CGRect)frame {
if ((self = [super initWithFrame:frame])) {
self.userInteractionEnabled = YES;
}
return self;
}
- (id)initWithImage:(UIImage *)image {
if ((self = [super initWithImage:image])) {
self.userInteractionEnabled = YES;
}
return self;
}
- (id)initWithImage:(UIImage *)image highlightedImage:(UIImage *)highlightedImage {
if ((self = [super initWithImage:image highlightedImage:highlightedImage])) {
self.userInteractionEnabled = YES;
}
return self;
}
- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event {
UITouch *touch = [touches anyObject];
NSUInteger tapCount = touch.tapCount;
switch (tapCount) {
case 1:
[self handleSingleTap:touch];
break;
case 2:
[self handleDoubleTap:touch];
break;
case 3:
[self handleTripleTap:touch];
break;
default:
break;
}
[[self nextResponder] touchesEnded:touches withEvent:event];
}
- (void)handleSingleTap:(UITouch *)touch {
if ([_tapDelegate respondsToSelector:@selector(imageView:singleTapDetected:)])
[_tapDelegate imageView:self singleTapDetected:touch];
}
- (void)handleDoubleTap:(UITouch *)touch {
if ([_tapDelegate respondsToSelector:@selector(imageView:doubleTapDetected:)])
[_tapDelegate imageView:self doubleTapDetected:touch];
}
- (void)handleTripleTap:(UITouch *)touch {
if ([_tapDelegate respondsToSelector:@selector(imageView:tripleTapDetected:)])
[_tapDelegate imageView:self tripleTapDetected:touch];
}
@end