how to use the progress bar in the iphone app

Question

In my iPhone app I am downloading some data from an FTP server. To show the action I am using UIActivityIndicator. If I put UIProgressView there in

Answer 1

You can display progress of progress bar with these line of code

-(void) connection:(NSURLConnection *) connection 
didReceiveData:(NSData *) data {
   if (file)
   { 
       [file seekToEndOfFile];
        progressView.progress = ((float)recievedData / (float) xpectedTotalSize);
   } 
     [file writeData:data];
     recievedData += data.length;
     NSLog(@"Receiving Bytes: %d", recievedData);
}