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我想,當我初始化一個navigationcontroller.So自定義視圖控制器不在navigationcontroller到rightbarbuttonitem添加到根視圖控制器的導航欄,下一個會。 我的代碼是:如何添加barbuttonitem根視圖控制器初始化時,一個新的navigationcontroller
TipsViewController *tipsView = [[TipsViewController alloc] initWithNibName:@"TipsViewController" bundle:[NSBundle mainBundle]];
UINavigationController *navigationController = [[UINavigationController alloc] initWithRootViewController:tipsView];
self.loginViewDelegate = tipsView;
UINavigationItem *navigationItem = [[navigationController navigationItem] init];
UIBarButtonItem *barButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"load" style:UIBarButtonItemStylePlain target:self action:nil];
navigationItem.rightBarButtonItem = barButtonItem;
[self setModalTransitionStyle:UIModalTransitionStyleFlipHorizontal];
[loginViewDelegate passRegistrationResult:str];
[self presentModalViewController:navigationController animated:YES];
[tipsView release];
[navigationController release];
我嘗試這一點,但沒有工作...