swift 更改标签栏项目图像和文本颜色iOS

Posted 2021-05-19

![""](https://i.stack.imgur.com/oZyUz.png "")

    if let count = self.tabBar.items?.count {
        for i in 0...(count-1) {
            let imageNameForSelectedState   = arrayOfImageNameForSelectedState[i]
            let imageNameForUnselectedState = arrayOfImageNameForUnselectedState[i]

            self.tabBar.items?[i].selectedImage = UIImage(named: imageNameForSelectedState)?.withRenderingMode(.alwaysOriginal)
            self.tabBar.items?[i].image = UIImage(named: imageNameForUnselectedState)?.withRenderingMode(.alwaysOriginal)
        }
    }

    let selectedColor   = UIColor(red: 246.0/255.0, green: 155.0/255.0, blue: 13.0/255.0, alpha: 1.0)
    let unselectedColor = UIColor(red: 16.0/255.0, green: 224.0/255.0, blue: 223.0/255.0, alpha: 1.0)

    UITabBarItem.appearance().setTitleTextAttributes([NSForegroundColorAttributeName: unselectedColor], for: .normal)
    UITabBarItem.appearance().setTitleTextAttributes([NSForegroundColorAttributeName: selectedColor], for: .selected)