int GetActiveCtrl (int panelHandle);
Obtains the ID of the active control on the specified panel.
The active control is the control that receives keyboard events when the panel is the active panel.
| Input | ||
| Name | Type | Description |
| panelHandle | integer | Specifier for a particular panel that is currently in memory. You obtain this handle from LoadPanel, NewPanel, or DuplicatePanel. |
| Name | Type | Description |
| controlID | integer | Returns the control ID of the active control. If the panel has no controls, GetActiveCtrl returns zero. GetActiveCtrl can return the following error code: –4—Panel, pop-up, menu bar, or plot ID is invalid. |