Java使用图形用户界面万年历

9、万年历 要求： 使用图形用户界面。 实现日期与星期的查询 import java.awt.*; import java.awt.event.*; import java.text.*; import java.util.*; import javax.swing.*; import javax.swing.table.*; public class test1 extends JFrame implements ActionListener { private Calendar cal= Calendar.getInstance(); private String [] str = {"星期一", "星期二", "星期三", "星期四", "星期五", "星期六", "星期日"}; private DefaultTableModel dtm = new DefaultTableModel(null,str); private JTable table = new JTable(dtm); //装日期的表格 private JScrollPane sp = new JScrollPane(table); private JButton bLastYear = new JButton("上一年"); private JButton bNextYear = new JButton("下一年"); private JButton bLastMonth = new JButton("上月"); private JButton bNextMonth = new JButton("下月"); private JTextField Year = new JTextField(4);//jtfYear年份显示和输入文本 private JLabel jla=new JLabel("年"); private JTextField month = new JTextField(4); private JLabel jla1=new JLabel("月"); private JTextField jtfMonth = new JTextField(2);//jtfMonth月份显示文本框 private JPanel p1 = new JPanel(); //装入控制日期按钮的模块 private JPanel p2 = new JPanel(); private JPanel p3 = new JPanel(new BorderLayout()); private JPanel p4 = new JPanel(new GridLayout(2,1)); private JPanel p5 = new JPanel(new BorderLayout()); private JLabel l = new JLabel("文本框中可直接键入要查找的年份,以提高查询效率"); private JLabel lt = new JLabel(); private int lastTime; public test1() { super ("万年历"); //框架命名 this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);//窗口关闭函数 this.getContentPane().setLayout(new BorderLayout(10, 0)); table .setGridColor(Color.GRAY); //星期之间的网格线是灰色的 table .setColumnSelectionAllowed(true); table .setSelectionBackground(Color.BLACK);//当选定某一天时这一天背景黑色 table .setSelectionForeground(Color.GREEN);//选定的日期字...