//simple picker
    [FTPickerView showWithTitle:@"Choose a step"
                      nameArray:self.optionArrayOne
                      doneBlock:^(NSInteger selectedIndex) {
                          [sender setTitle:_optionArrayOne[selectedIndex] forState:UIControlStateNormal];
                      } cancelBlock:^{

                      }];

    //date picker
    [FTDatePickerView showWithTitle:@"Choose a date"
                         selectDate:nil
                     datePickerMode:UIDatePickerModeDateAndTime
                          doneBlock:^(NSDate *selectedDate) {
                              NSDateFormatter *dateFormate = [[NSDateFormatter alloc]init];
                              [dateFormate setDateFormat:@"yyyy-MM-dd HH:mm:ss"];
                              [sender setTitle:[dateFormate stringFromDate:selectedDate] forState:UIControlStateNormal];
                          } cancelBlock:^{
                              
                          }];