我有访问公共变量“活动”,这是一种UIActivityIndicatorView
类型,参见类下面声明在QuickStartViewController.h
一个问题:访问变量/函数从子类的目标C
@interface QuickStartViewController : UIViewController <ABPeoplePickerNavigationControllerDelegate> {
@public
IBOutlet UIActivityIndicatorView *activity;
}
@property (nonatomic, retain) UIActivityIndicatorView *activity;
@end
该函数是从称为其他类:
#import "QuickStartViewController.h"
@interface NumberValidator : QuickStartViewController....
见下文:
- (void)connectionDidFinishLoading:(NSURLConnection *)connection
{
[activity startAnimating];
NSLog(@"This function is called, but [activity startAnimating] still doesn't work...");
}
注:[activity startAnimating]
在QuickStartViewController
类中调用时工作正常。
对于[activity startAnimating]
不工作,您有什么建议吗?
嗨亚当, 我已经试过这 - ?没有运气:( 亲切的问候, Mitul – 2010-01-10 22:35:34