| Name | Description | |
|---|---|---|
 | CalculateValue | Calcualate value of the element. |
| Dopaint | Paints the element using the graphics object and the rectangle. |
| GetPreferedWidth | Gets the preferred width of the element. |
| GetTextTip | Gets the element text tip. |
| OnAttachSpreadContext | Calls the function when attaching the spread context to the element. |
| OnDetachSpreadContext | Calls the function when detaching the spread context from the element. |
| OnMouseDown | Processes the mouse down event for the element. |
| OnMouseLeave | Processes the mouse leave event for the element. |
| OnMouseMove | Processes the mouse move event for the element. |
| OnMouseUp | Processes the mouse up event for the element. |
| SetBound | Sets the element boundary. |