UFT Pro (LeanFT) .NET SDK Reference, Version 14.03
OpenHeaderContextMenu(UInt32) Method
1-based.
Opens the context menu for a header in this column tree or list tree, by column index.
Remarks
After opening a context menu, you can use SelectMenuItemById to select a menu item.
Syntax
void OpenHeaderContextMenu( 
   uint columnIndex
)

Parameters

columnIndex
1-based.