private void updateButtonsEnabled() {
		int[] rows = pathnameTable.getSelectedRows();
		if (tableModel.getRowCount() > 1 && rows.length == 1) {
			upButton.setEnabled(true);
			downButton.setEnabled(true);
		}
		else {
			upButton.setEnabled(false);
			downButton.setEnabled(false);
		}
		removeButton.setEnabled(rows.length > 0);
	}
Clear the paths in the table.
Ghidra/Framework/Docking/src/main/java/docking/widgets/pathmanager/PathnameTablePanel.java