我正在尝试像这样添加一个 leftbarbuttonitem:
使用此代码:
let button = UIButton.init(type: .custom)
button.setImage(UIImage.init(named: "WhiteBackButton.png"), for: UIControlState.normal)
button.addTarget(self, action:#selector(self.backButtonSelected), for: UIControlEvents.touchUpInside)
button.frame = CGRect.init(x: 0, y: 0, width: 30, height: 30)
let barButton = UIBarButtonItem.init(customView: button)
self.navigationItem.leftBarButtonItem = barButton
如何阻止它从左侧推得太远?
最佳答案
let negativeSpacer:UIBarButtonItem = UIBarButtonItem(barButtonSystemItem: UIBarButtonSystemItem.fixedSpace, target: nil, action: nil)
negativeSpacer.width = -10
self.navigationItem.leftBarButtonItems = [negativeSpacer, leftBarButton]
关于ios - LeftBarButtonItem 位置不正确,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/43770007/