iOS7/8 UIAlert

new_gist_file

{	
    if (([[[UIDevice currentDevice] systemVersion] compare:@"8.0" options:NSNumericSearch] == NSOrderedAscending)) {
        // use UIAlertView
        UIAlertView *alert = [[UIAlertView alloc] initWithTitle:nil message:@"Are you sure you want to do this on iOS7?" delegate:self cancelButtonTitle:@"No" otherButtonTitles:@"Yes", nil];
        [alert show];
    }
    else {
        // use UIAlertController
        UIAlertController *discardController = [UIAlertController
                                              alertControllerWithTitle:@"Alert Title"
                                              message:@"This is your alert message"
                                              preferredStyle:UIAlertControllerStyleAlert];
        UIAlertAction *cancelAction = [UIAlertAction
                                       actionWithTitle:NSLocalizedString(@"Cancel", @"Cancel action")
                                       style:UIAlertActionStyleCancel
                                       handler:^(UIAlertAction *action)
                                       {
                                           NSLog(@"Cancel action");
                                       }];
        
        UIAlertAction *discardAction = [UIAlertAction
                                        actionWithTitle:@"Discard"
                                        style:UIAlertActionStyleDestructive
                                        handler:^(UIAlertAction *action)
                                        {
                                            NSLog(@"Discard action");
                                        }];
        
        [discardController addAction:cancelAction];
        [discardController addAction:discardAction];
        [self presentViewController:discardController animated:YES completion:nil];
    }
}