Add Done Button on Number Keypad

[self doneWithNumberPad];


-(void)doneWithNumberPad
{
    UIToolbar* doneToolbar = [[UIToolbar alloc]initWithFrame:CGRectMake(0, 0, 320, 50)];
    doneToolbar.barStyle = UIBarStyleBlackTranslucent;
    doneToolbar.items = [NSArray arrayWithObjects:
                         [[UIBarButtonItem alloc]initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace target:nil action:nil],
                         [[UIBarButtonItem alloc]initWithTitle:@"Done" style:UIBarButtonItemStyleDone target:self action:@selector(doneButtonAction)],
                         nil];
    [doneToolbar sizeToFit];
  
    self.textViewDescription.inputAccessoryView = doneToolbar;
 
  
}

-(void)doneButtonAction
{
    [self.textViewDescription resignFirstResponder];
}