setTitleBarColor
The setTitleBarColor function is used to specify the page title bar color.
Method signature
func setTitleBarColor(red: Int, green: Int, blue: Int, alpha: Int)Parameters
The following parameters specify the color of page title bar.
Parameter | Data Type | Default value | Required | Description |
red | Int | 255 | Yes | Specifies the value of the red channel. The value range is between 0-255, including 0 and 255. |
green | Int | 255 | Yes | Specifies the value of the green channel. The value range is between 0-255, including 0 and 255. |
blue | Int | 255 | Yes | Specifies the value of the blue channel. The value range is between 0-255, including 0 and 255. |
alpha | Int | 255 | Yes | Specifies the value of the alpha channel. The value range is between 0-255, including 0 and 255. Note: Currently, this parameter does not support passing in customized values. If a value other than 255 is set, it is still set to 255. |
Sample
let param = GRVStartupParams()
param.setTitleBarColor(255, green: 0, blue: 0, alpha: 255)
let viewController = try GRVAppContainerLaunch.sharedInstance().openApp(withUrl: url, startupParams: param)
let navigationController = self.navigationController ?? UIApplication.shared.windows.first?.rootViewController as? UINavigationController
navigationController?.pushViewController(viewController, animated: true)
User experience
Value | Screenshot |
(255,0,0,255) |
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