【发布时间】:2019-11-27 06:50:07
【问题描述】:
我尝试制作一个包含视图的水平堆栈视图。下面是我的代码,它不能正常工作。也没有应用于视图的圆角半径
tag_stack.spacing = 30
tag_stack.translatesAutoresizingMaskIntoConstraints = false
tag_stack.axis = .horizontal
stack_scroll.addSubview(tag_stack)
for views in selected{
let holder_view = UILabel()
let container = UIView()
container.translatesAutoresizingMaskIntoConstraints = false
holder_view.translatesAutoresizingMaskIntoConstraints = false
container.heightAnchor.constraint(equalToConstant: 25).isActive = true
container.backgroundColor = UIColor(red: 47/255, green: 175/255, blue: 249/255, alpha: 1.0)
container.layer.cornerRadius = 12.5
container.addSubview(holder_view)
holder_view.font = UIFont.systemFont(ofSize: 12)
holder_view.textColor = .white
holder_view.centerYAnchor.constraint(equalTo: container.centerYAnchor, constant: 0).isActive = true
holder_view.leadingAnchor.constraint(equalTo: container.leadingAnchor, constant: 5).isActive = true
holder_view.trailingAnchor.constraint(equalTo: container.trailingAnchor, constant: -5).isActive = true
holder_view.text = views
tag_stack.addArrangedSubview(container)
}
tag_stack.leadingAnchor.constraint(equalTo: stack_scroll.leadingAnchor).isActive = true
tag_stack.trailingAnchor.constraint(equalTo: stack_scroll.trailingAnchor).isActive = true````
【问题讨论】:
-
我知道圆角半径不适用。覆盖此函数“viewDidLayoutSubviews()”并尝试在那里设置 container.layer.cornerRadius。
标签: ios swift xcode uiscrollview uistackview