ios UIImagePickerController取消按钮颜色

1,修改导航栏背景的颜色

[pickerController.navigationBar setBackgroundImage:[UIImage imageNamed:@""] forBarMetrics:UIBarMetricsDefault];


2,修改title颜色

NSMutableDictionary *attrs = [NSMutableDictionary dictionary];

attrs[NSForegroundColorAttributeName] = [UIColor redColor];

[pickerController.navigationBar setTitleTextAttributes:attrs];


3,修改导航栏取消按钮的颜色






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