我的情况,我想实现UIBarButton
点击空两个functions
打电话。下面的代码已经工作了view
tab and pan
但现在我改变按钮点击下面两个函数调用。如何修改下面code
?
@objc
func handleCardTap(recognzier:UITapGestureRecognizer) {
switch recognzier.state {
case .ended:
animateTransitionIfNeeded(state: nextState, duration: 0.9)
default:
break
}
}
@objc
func handleCardPan (recognizer:UIPanGestureRecognizer) {
switch recognizer.state {
case .began:
startInteractiveTransition(state: nextState, duration: 0.9)
case .changed:
let translation = recognizer.translation(in: self.cardViewController.handleArea)
var fractionComplete = translation.y / cardHeight
fractionComplete = cardVisible ? fractionComplete : -fractionComplete
updateInteractiveTransition(fractionCompleted: fractionComplete)
case .ended:
continueInteractiveTransition()
default:
break
}
}
如果您需要从UIBarButtonItem
调用这两个点触手势识别功能,最好的方法是创建一个自定义视图栏按钮项目,并添加手势识别该自定义视图。像这样的东西会工作:
let tapGestureView = UIView() // initialize & size this as you need
tapGestureView.addGestureRecognizer(UITapGestureRecognizer(action: #selector(handleCardTap(_:)), target: self))
tapGestureView.addGestureRecognizer(UITapGestureRecognizer(action: #selector(handleCardPan(_:)), target: self))
let barButton = UIBarButtonItem(customView: tapGestureView)
下面是UITapGestureRecognizers和UIBarButtonItems一些额外的资源。这似乎有点奇怪设置2个不同的轻敲姿势在同样的看法,虽然,(至少名字),他们是一个泛的一个动作似乎很奇怪,但是这是你将怎样实现这一目标!