DesktopListBox.PressHeader
From Xojo Documentation
Method
DesktopListBox.PressHeader(column as Integer)
New in 2021r3
Supported for all project types and targets.
New in 2021r3
Supported for all project types and targets.
Causes the specified DesktopListBox header of the column passed to be pressed, causing a HeaderPressed event to occur. Calling this method does not update the sort direction.
Example
This example presses the first column.
Listbox1.PressHeader(0)