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我創建了一個拆分視圖項目,在iPhone的故事板上,我將一個欄按鈕項目拖到導航右側並更改樣式添加,然後將視圖控制器拖到故事板,所以我使用控制拖動來建立鏈接,並更改uiviewcontroller的自定義類「AddViewController」,當我運行該項目並推動DetailViewController時,它是黑色的視圖。故事板導航項目鏈接到UI控制器
,我已經輸入的代碼在AddViewController.m
-(void) viewDidAppear:(BOOL)animated
{
[super viewDidAppear:animated];
UIStoryboard *storyboard = [UIStoryboard storyboardWithName:@"MainStoryboard_iPhone" bundle:nil];
UIViewController *vc = [storyboard instantiateViewControllerWithIdentifier:@"AddViewController"];
[vc setModalPresentationStyle:UIModalPresentationCurrentContext];
[self presentModalViewController:vc animated:YES];
}