windowbuilde02 表格创建

    /**
     * 设置表格
     *
     *
     * */
    private JTable getTable() {
        if (table == null) {
            table = new JTable();
            //定义列名数组
            String columns[] = {"ID", "姓名", "性别", "出生日期", "居住地", "备注"};
            //定义列宽
            int columnWidth[] = {10, 20, 20, 40, 30, 20};
            //创建表格数据模型
            DefaultTableModel model =  new DefaultTableModel(columns, 15);
            table.setModel(model);
            //获取列模型
            TableColumnModel columnModel = table.getColumnModel();
            //获取列数量
            int columnCnt = columnModel.getColumnCount();
            //便利列， 设置列宽
            for (int i = 0; i < columnCnt; i++) {
                //获取列对象
                TableColumn column = columnModel.getColumn(i);
                column.setPreferredWidth(columnWidth[i]);
            }
        }
        return table;
    }