TableSorter.java 文件源码

public void addMouseListenerToHeaderInTable(JTable table) { 
    final TableSorter sorter = this; 
    final JTable tableView = table; 
    tableView.setColumnSelectionAllowed(false); 
    MouseAdapter listMouseListener = new MouseAdapter() {
        boolean ascending = false;
        public void mouseClicked(MouseEvent e) {
            TableColumnModel columnModel = tableView.getColumnModel();
            int viewColumn = columnModel.getColumnIndexAtX(e.getX()); 
            int column = tableView.convertColumnIndexToModel(viewColumn); 
            if (e.getClickCount() == 1 && column != -1) {
                //System.out.println("Sorting ..."); 
                //int shiftPressed = e.getModifiers()&InputEvent.SHIFT_MASK; 
                //boolean ascending = (shiftPressed == 0);
                if (column == sortBy)                    
                    ascending = !ascending;
                else
                    ascending = true; 
                sorter.sortByColumn(column, ascending);   
                tableView.getTableHeader().updateUI();                  
            }
        }
    };
    JTableHeader th = tableView.getTableHeader(); 
    th.addMouseListener(listMouseListener); 
}