UILabel UILongPressGestureRecognizer无法正常工作? [英] UILabel UILongPressGestureRecognizer not working?
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问题描述
如何在uilabel上获得 UILongPressGestureRecognizer
。当我实现以下代码时,它不会调用该函数。那么请告诉我我做错了什么?
How can I get the UILongPressGestureRecognizer
on uilabel.when i implement the following code it doesn't call the function. So please tell me what wrong i did ?
UILongPressGestureRecognizer *longPress = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(LabelLongPressed:)];
longPress.minimumPressDuration = 0.5; // Seconds
longPress.numberOfTapsRequired = 0;
[objlblDuplicate addGestureRecognizer:longPress];
[longPress release];
推荐答案
默认情况下,UILabel无法获取触摸事件。
By default UILabel is not able to get touch events.
objlblDuplicate.userInteractionEnabled = YES;
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