当iphone在loading比较多数据时，如何样让窗口显示等待图标

2012-09-22

当iphone在loading比较多数据时，怎么样让窗口显示等待图标[[CCDirector sharedDirector]UIActivityIndicat

当iphone在loading比较多数据时，怎么样让窗口显示等待图标

[[CCDirector sharedDirector]UIActivityIndicatorView *activityIndicator= [[UIActivityIndicatorView alloc]                             initWithFrame:CGRectMake(0.0f, 0.0f, 32.0f,32.0f)]; [activityIndicator setActivityIndicatorViewStyle:UIActivityIndicatorViewStyleGray]; [contentView addSubview:activityIndicator]; [activityIndicator startAnimating];        //loading data.....[activityIndicator stopAnimating];[activityIndicator release];