[Overview][Constants][Types][Classes][Procedures and functions][Index] Reference for unit 'StdCtrls' (#lcl)

TCustomListBox.SendItemIndex

Sends the value in ItemIndex to the widgetset class instance.

Declaration

Source position: stdctrls.pp line 609

protected procedure TCustomListBox.SendItemIndex;

Description

Called at run-time when a new value is assigned to the ItemIndex property and the Handle is valid for the widgetset class instance. It is called before the OnSelectionChange event handler is signalled.

See also

TCustomListBox.ItemIndex

  

Ordinal position for the currently selected item, -1 if none.

TCustomListBox.OnSelectionChange

  

Handler invoked when an item is selected in the control.
Version 4.0 Generated 2025-05-03 Home