Ios swift我想更改搜索栏背景颜色白色带黑色边框
我想要的结果像这个搜索栏与背景色白色和黑色边框 这是我的密码Ios swift我想更改搜索栏背景颜色白色带黑色边框,ios,swift,Ios,Swift,我想要的结果像这个搜索栏与背景色白色和黑色边框 这是我的密码 override func viewDidAppear(_ animated: Bool) { super.viewDidAppear(true) for subView in searchBar.subviews { if !subView.subviews.contains(where: { $0 as? UITextField != nil }) { continue }
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(true)
for subView in searchBar.subviews {
if !subView.subviews.contains(where: { $0 as? UITextField != nil }) { continue }
guard let textField = subView.subviews.first(where: { $0 as? UITextField != nil }) as? UITextField else { return }
let placeholder = NSMutableAttributedString(
string: "Search",
attributes: [.font: UIFont(name: "Helvetica", size: 15.0)!,
.foregroundColor: UIColor.gray
])
textField.attributedPlaceholder = placeholder
textField.layer.cornerRadius = textField.frame.size.height / 2
textField.layer.masksToBounds = true
textField.textColor = .black
textField.backgroundColor = .white
}
我无法设置搜索栏,请建议我早安!如果我理解正确,那么这可能会解决你的问题。UISearchBar的扩展(Swift 5): 此外,您可以尝试使用图像来执行此操作。 仅使用Apple API进行此操作的方法是创建一个映像并使用setSearchFieldBackgroundImage:
self.searchBar.setSearchFieldBackgroundImage(UIImage(named: "SearchFieldBackground"), for: UIControlState.normal)
来源:它向我显示错误//类型“NSAttributeString”没有成员“Key”。在这一行上-textField.attributedPlaceholder=NSAttributedString(字符串:textField.placeholder??),属性:[NSAttributedString.Key.foregroundColor:placeholder Text])在上下文中显示您尝试使用NSAttributedString.Key的实际代码
self.searchBar.setSearchFieldBackgroundImage(UIImage(named: "SearchFieldBackground"), for: UIControlState.normal)