GetActiveCtrl
int GetActiveCtrl (int panelHandle);
Purpose
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.
Parameters
| Input | ||
| Name | Type | Description |
| panelHandle | int | Specifier for a particular panel that is currently in memory. You can obtain this handle from functions such as LoadPanel and NewPanel. |
Return Value
| Name | Type | Description |
| controlID | int | 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. |
Additional Information
Library: User Interface Library
Include file: userint.h
LabWindows/CVI compatibility: LabWindows/CVI 3.0 and later
Example
Refer to userint\clipbord.cws for an example of using the GetActiveCtrl function.