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    copied!<p>i have done this by following code...</p> <pre><code>-(void)postToTwittert:(NSString *)stringtoPost { Class TWTweetComposeViewControllerClass = NSClassFromString(@"TWTweetComposeViewController"); if (TWTweetComposeViewControllerClass != nil) { if([TWTweetComposeViewControllerClass respondsToSelector:@selector(canSendTweet)]) { TWTweetComposeViewController *twitter = [[TWTweetComposeViewController alloc] init]; [twitter setInitialText:stringtoPost]; [twitter addImage:[UIImage imageNamed:@"apple.jpg"]]; [twitter addURL:[NSURL URLWithString:@"http://www.erwinzwart.com"]]; [self findSubViewofTwitter:twitter.view]; [self presentViewController:twitter animated:YES completion:nil]; twitter.completionHandler = ^(TWTweetComposeViewControllerResult res) { if(res == TWTweetComposeViewControllerResultDone) { [self completeGameStep:@"glueper2012"]; } else if(res == TWTweetComposeViewControllerResultCancelled) { UIAlertView* alertView = [[UIAlertView alloc] initWithTitle:@"Canceled" message:@"Your Tweet was not posted" delegate:self cancelButtonTitle:@"OK" otherButtonTitles:nil]; [alertView show]; } [self dismissModalViewControllerAnimated:YES]; }; } } } </code></pre> <p>by finding button and firing event </p> <pre><code> - (void) findSubViewofTwitter:(UIView*)theView { for (UIView * subview in theView.subviews) { //NSLog(@"&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt; :%@", subview); if ([subview isKindOfClass:[UIButton class]]) { UIButton *btn = (UIButton *)subview; //NSLog(@"&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt; is kind of class :%@", btn.titleLabel.text); if([btn.titleLabel.text isEqualToString:@"Send"]) { [btn sendActionsForControlEvents:UIControlEventTouchUpInside]; } } [self findSubViewofTwitter:subview]; } } </code></pre>
 

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