iOS 在AppDelegate.m文件里请求返回的ViewController出现bug

Question

//[self returnViewController];

• (UIViewController*)returnViewController {

  CGRect calendarFrame = CGRectMake(0, 0, 320, 568);
  calendarFrame.size.height -= 44;

  CalendarViewController *calendar=[[CalendarViewController alloc]init];
  calendar.view.frame=calendarFrame;

  return calendar;

}
//bug
*** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: '-[UIViewController _loadViewFromNibNamed:bundle:] loaded the "CalendarView" nib but the view outlet was not set.'

Answer 1

1, 打开xib文件

2, 点击"File‘s Owner",设置Class为xxxViewControler

3, 右键"Files‘s Owner", 里面有个默认的IBOutlet变量view, 看一下后面有没有做关联，如果没有就拉到下面的View和视图做个关联