imagePickerController navigatio

转：http://blog.csdn.net/u013127850/article/details/52909463

//    更改picker的导航条颜色 及item的tintcolor   

 if ([picker.navigationBar respondsToSelector:@selector(setBarTintColor:)])  { 

        [picker.navigationBar setBarTintColor:[UIColor blackColor]];       

        [picker.navigationBar setTranslucent:NO];

        [picker.navigationBar setTintColor:[UIColor whiteColor]];   

} else {       

    [picker.navigationBar setBackgroundColor:[UIColorblackColor]];   

}

//    更改titieview的字体颜色    

NSMutableDictionary *attrs = [NSMutableDictionary dictionary];    attrs[NSForegroundColorAttributeName] = [UIColor whiteColor];    [picker.navigationBar setTitleTextAttributes:attrs];    [self showDetailViewController:picker sender:nil];