[英]UINavigationBar tintColor is misbehaving
設置 UINavigationBar tintColor 時出現問題。
這是行為不端
我正在使用 xcode 11.3.1、swift 5、iOS 13.3
*我的課
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view.
self.title = "test"
}
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
self.navigationController?.navigationBar.tintColor = #colorLiteral(red: 0.9708816409, green: 0.4246639013, blue: 0.3480253518, alpha: 1)
}
*結果
我想像標題一樣設置后退按鈕顏色
我只在真實設備上得到錯誤
請幫我
謝謝
設置后退按鈕並隱藏“后退”:
let backItem = UIBarButtonItem()
backItem.tintColor = #colorLiteral(red: 0.9708816409, green: 0.4246639013, blue: 0.3480253518, alpha: 1)
navigationItem.backBarButtonItem = backItem
在推送新代碼之前,您應該將此代碼添加到ViewController
。
您是否嘗試使用UIColor
而不是#colorLiteral
?
喜歡
self.navigationController?.navigationBar.tintColor = UIColor(red: 0.9708816409, green: 0.4246639013, blue: 0.3480253518, alpha: 1)
//or
self.navigationController?.navigationBar.tintColor = UIColor(displayP3Red: 0.9708816409, green: 0.4246639013, blue: 0.3480253518, alpha: 1)
編輯:由於上述方法對您不起作用,您嘗試過嗎?
self.navigationController?.navigationBar.tintColor = self.navigationController?.navigationItem.titleView?.backgroundColor
考慮到您想要的只是讓按鈕和標題都具有相同的顏色,對嗎?
嘗試訪問navigationController.navigationBar而不是navigationController.view :
self.navigationController?.navigationBar.tintColor = #colorLiteral(red: 0.9708816409, green: 0.4246639013, blue: 0.3480253518, alpha: 1)
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