The event handler receives an argument of type UpDownButtonClickEventArgs containing data related to this event. The following UpDownButtonClickEventArgs properties provide information specific to this event.
| Property | Description |
|---|---|
| Delta | Set to 1 if Up button is pressed, to -1 if Down button is pressed. |
| Done | Set to true in the user's UpDownButtonClick event handler. No built-in processing is done. This allows the user to override the default behavior of the buttons. |