Iphone 无法删除三个20中的navigationItem.LeftBarButtonim
在我的Iphone 无法删除三个20中的navigationItem.LeftBarButtonim,iphone,ios,xcode,ipad,three20,Iphone,Ios,Xcode,Ipad,Three20,在我的TTTableViewController中考虑以下代码,我有 - (void) viewDidLoad { self.navigationItem.rightBarButtonItem = [[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAdd target:self action:@selector(Add:)] autorelease]; self.navigati
TTTableViewController
中考虑以下代码,我有
- (void) viewDidLoad
{
self.navigationItem.rightBarButtonItem = [[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAdd target:self action:@selector(Add:)] autorelease];
self.navigationItem.leftBarButtonItem = nil;
}
我可以添加右按钮,但无法删除左按钮
有什么提示吗?你忘了[super ViewDidLoad]