2016-04-02 19 views

cevap

3
#pragma mark - Previewing delegate 
- (UIViewController *)previewingContext:(id <UIViewControllerPreviewing>)previewingContext viewControllerForLocation:(CGPoint)location 
{ 
    UIViewController *detailVC = [self.storyboard instantiateViewControllerWithIdentifier:@"detail"]; 
    detailVC.preferredContentSize = CGSizeMake(0.0, 568.0); 
    previewingContext.sourceRect = self.btnDetail.frame; 
    return detailVC; 
} 

- (void)previewingContext:(id <UIViewControllerPreviewing>)previewingContext commitViewController:(UIViewController *)viewControllerToCommit{ 
    [self showViewController:viewControllerToCommit sender:self]; 
} 
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