public JPopupMenu getTableColumnPopupMenu(int columnIndex) {
		if (!columnHeaderPopupEnabled) {
			return null;
		}
		if (columnModel instanceof GTableColumnModel) {
			return getHeaderPopupMenu(columnIndex);
		}
		return null;
	}
Allows for the disabling of the user's ability to sort an instance of
{@link AbstractSortedTableModel} by clicking the table's headers.  The default setting is
enabled.

@param enabled true to enable; false to disable
Ghidra/Framework/Docking/src/main/java/docking/widgets/table/GTable.java