| Type | Description | ||
| Item as HITEM | A long expression that indicates the item's handle or 0 if the cursor is not over the cell. | |||
| ColIndex as Long | A long expression that indicates the column's index. | |||
| Visible as Boolean | A boolean expression that indicates whether the object's tooltip is visible. | |||
| X as Long | A long expression that indicates the left location of the tooltip window. The x values is always expressed in screen coordinates. | |||
| Y as Long | A long expression that indicates the top location of the tooltip window. The y values is always expressed in screen coordinates. | |||
| CX as Long | A long expression that indicates the width of the tooltip window. | |||
| CY as Long | A long expression that indicates the height of the tooltip window. |
The ToolTip event notifies your application that the control prepares the tooltip for a cell or column. Use the ToolTip event to change the default position of the tooltip window. Use the CellToolTip property to specify the cell's tooltip. Use the Tooltip property to assign a tooltip to a column. Use the ToolTipWidth property to specify the width of the tooltip window.