Brew MP 1.0.2
This function is used to set a custom scroll handle widget for vertical scrollbar
object. By default, scrollbar widget creates a border widget for scroll handle
widget but an external widget can also be attached to scroll handle using this
function. Setting the widget to NULL
will cause no handle to be displayed.
int IWidget_SetVScrollHandleWidget(IWidget *pif, IWidget *pVHandle);
AEE_SUCCESS - The widget was able to successfully set the vertical scrollbar
AEE_EFAILED - The widget was unable to set the vertical scrollbar handle widget.