DesktopListBoxColumn.UserResizable

From Xojo Documentation

Property (As Boolean )
aDesktopListBoxColumn.UserResizable = newBooleanValue
or
BooleanValue = aDesktopListBoxColumn.UserResizable

New in 2021r3

Supported for all project types and targets.

True if the column is resizable; the default is False.

Example

The following line in the Open event of a DesktopListBox makes all the columns in the DesktopListBox resizable:

Me.ColumnAttributesAt(-1).UserResizable = True