是否可以设置 UISplitViewController 仅将 DetailViewController 视图输出到 HDMI/TV 输出?这是我迄今为止没有成功的尝试:
if([[UIScreen screens]count] > 1){
CGSize max;
UIScreenMode *maxScreenMode;
for(int i = 0; i < [[[[UIScreen screens] objectAtIndex:1] availableModes]count]; i++)
{
UIScreenMode *current = [[[[UIScreen screens]objectAtIndex:1]availableModes]objectAtIndex:i];
if(current.size.width > max.width){
max = current.size;
maxScreenMode = current;
}
}
UIScreen *external = [[UIScreen screens] objectAtIndex:1];
external.currentMode = maxScreenMode;
//set the screen of a new UIWindow to the external screen
UIWindow *newwindow = [[UIWindow alloc] init];
UIStoryboard *storyboard = [UIStoryboard storyboardWithName:@"MainStoryboard" bundle:nil];
UIViewController *detailv = [storyboard instantiateViewControllerWithIdentifier:@"extern"];
[newwindow addSubview:[detailv view]];
newwindow.screen = external;
[newwindow makeKeyAndVisible];
[newwindow setHidden:NO];
}