ListBox.CellKeyDown
From Xojo Documentation
Event
ListBox.CellKeyDown(row as Integer, column as Integer, key as String) As Boolean
Supported for all project types and targets.
Supported for all project types and targets.
The user has pressed a key while a cell in the ListBox is being edited. Row and Column are zero-based.
Notes
This cell is identified by the Row and Column parameters. Key is the key that the user pressed.
CellKeyDown returns a Boolean. Returning True prevents the text from changing automatically and prevents the CellTextChange event from firing.