新增和移除子檢視控制器(child ViewController)
阿新 • • 發佈:2019-02-07
// add child viewController
UIViewController* controller = [self.storyboard instantiateViewControllerWithIdentifier:@"test"];
[self addChildViewController:controller];
controller.view.frame = CGRectMake(0, 44, 320, 320);
[self.view addSubview:controller.view];
[controller didMoveToParentViewController:self ];
// remove child viewController
UIViewController *vc = [self.childViewControllers lastObject];
[vc.view removeFromSuperview];
[vc removeFromParentViewController];