标签:nload lis size sof 消失 nbsp 接收 就会 lap
控制器View的生命周期方法:只要是控制器的生命周期方法,都是以view开头.
控制器View加载完成时调用
- (void)viewDidLoad {
[super viewDidLoad];
}
控制器的View显示完成时调用
-(void)viewDidAppear:(BOOL)animated{
[super viewDidAppear:animated];
}
控制器的View即将显示的时候调用
-(void)viewWillAppear:(BOOL)animated{
[super viewWillAppear:animated];
}
控制器的View完全消失的时候调用
-(void)viewDidDisappear:(BOOL)animated{
[super viewDidDisappear:animated];
}
控制器的View即将消失的时候调用.
-(void)viewWillDisappear:(BOOL)animated{
[super viewWillDisappear:animated];
}
布局控制器View的子控件完成时调用
-(void)viewDidLayoutSubviews{
[super viewDidLayoutSubviews];
}
将要布局控制器的View里?面子控件的时候就会调用.
-(void)viewWillLayoutSubviews{
[super viewWillLayoutSubviews];
}
ARC的生命周期
viewDidLoad->viewWillAppear->viewWillLayoutSubviews->viewDidLayoutSubviews->viewDidAppear->viewWillDisappear->viewDidDisappear
在非ARC当中.
当前控制器的View即将被销毁的时候会调用
-(void)viewWillUnload{
[super viewWillUnload];
}
当前控制器的View被销毁的时候会调用
-(void)viewDidUnload{
[super viewDidUnload];
清空界面上的数据.
self.dataList = nil;
}
viewDidLoad->viewWillAppear->viewWillLayoutSubviews->viewDidLayoutSubviews->viewDidAppear->viewWillDisappear->viewDidDisappear->接收到内存警告->viewWillUnload->释放View->viewDidUnload
标签:nload lis size sof 消失 nbsp 接收 就会 lap
原文地址:http://www.cnblogs.com/xufengyuan/p/6920814.html