如何摆脱UINavigationController(iOS应用程序)中的灰色栏 [英] How do I get rid of the grey bar in UINavigationController (iOS app)

问题描述

当用户单击按钮时，我正在使用此代码在iOS应用中打开页面，但是当用户单击按钮时，页面顶部会出现一个灰色栏.我该如何摆脱呢?

I'm using this code to open up a page in my iOS app when a user clicks a button, but I get a grey bar at the top of the page when the user does so. How can I get rid of this?

- (IBAction) colours:(id)sender   { 
    UINavigationController *navigationController = [[UINavigationController alloc] initWithRootViewController:colourPickerView];
    [self presentViewController:navigationController animated:YES completion: nil];
}

推荐答案

您可能是指导航控制器创建的导航栏.

You could be referring to the navigation bar created by the navigation controller.

要隐藏它，只需使用它.

To hide it just use this.

[navigationController.navigationBar setHidden:YES];

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