用JAVA 写的计算器的图形界面

import javax.swing.*; import java.awt.*; public class Test extends JFrame { JMenuBar jmb; JMenu j1,j2,j3,j4; JMenuItem jm1,jm2,jm3,jm4,jm5,jm6,jm7,jm8,jm9; JPanel jp1 ,jp2,jp3,jp4,jp5,jp6; JButton jb0,jb1,jb2,jb3,jb4,jb5,jb6,jb7,jb8,jb9,jb10,jb11,jb12,jb13,jb14,jb15,jb16,jb17,jb18,jb19,jb20,jb21,jb22,jb23,jb24,jb25,jb26; public Test() { initTest(); } public void initTest(){ setSize(400,400) ; setLocation(100,100); jmb = new JMenuBar(); j1 = new JMenu("文件"); jmb.add(j1); ImageIcon image1 = new ImageIcon("Easter folder.jpg"); ImageIcon image2 = new ImageIcon("Acrobat Pro.jpg"); ImageIcon image3 = new ImageIcon("Acrobat Standart.jpg"); ImageIcon image4 = new ImageIcon("Address Book.jpg"); ImageIcon image5 = new ImageIcon("File_Status_Icons_010.jpg"); jm1 = new JMenuItem("新建……",image1); jm2 = new JMenuItem("打开……",image2); jm3 = new JMenuItem("另存为",image3); jm4 = new JMenuItem("打印",image4); jm5 = new JMenuItem("退出",image5); j1.add(jm1); j1.add(jm2); j1.add(jm3); j1.add(jm4); j1.addSeparator(); j1.add(jm5); j2 = new JMenu("编辑"); ImageIcon image6 = new ImageIcon("Image Ready CS.jpg"); ImageIcon image7 = new ImageIcon("iMovie.jpg"); ImageIcon image8 = new ImageIcon("InDesign CS.jpg"); ImageIcon image9 = new ImageIcon("Internet Connect alternate.jpg"); jm6 = new JMenuItem("撤销",image6); jm7 = new JMenuItem("复制",image7); jm8 = new JMenuItem("剪切",image8); jm9 = new JMenuItem("粘贴",image9); j2.add(jm6); j2.add(jm7); j2.add(jm8); j2.add(jm9); jmb.add(j2); j3 = new JMenu("格式"); jmb.add(j3); j4 = new JMenu("帮助"); jmb.add(j4); JTextField jtf = new JTextField("0."); jp1 = new JPanel(); jp2 = new JPanel(); jp3 = new JPanel(); jp4 = new JPanel(); jp5 = new JPanel(); jp6 = new JPanel(); jb0 = new JButton("MS"); jb1 = new JButton("MC"); jb2 = new JButton("MR"); jb3 = new JButton("M+"); jb4 = new JButton("退格"); jb5 = new JButton("归零"); jb6 = new JButton("全清"); jb7 = new JButton("7"); jb8 = new JButton("8"); jb9 = new JButton("9"); jb10 = new JButton("/"); jb11 = new JButton("平方"); jb12 = new JButton("4"); jb13 = new JButton("5"); jb14 = new JButton("6"); jb15 = new JButton("*"); jb16 = new JButton("%"); jb17 = new JButton("1"); jb18 = new JButton("2"); jb19 = new JButton("3"); jb20 = new JButton("-"); jb21 = new JButton("1/x"); jb22 = new JButton("0"); jb23 = new JButton("+/-"); jb24 = new JButton("."); jb25 = new JButton("+"); jb26 = new JButton("="); jp1.setLayout(new BorderLayout(10,0)); jp1.add(jtf,BorderLayout.NORTH); jp1.add(jp2,BorderLayout.CENTER); add(jp1); jp2.setLayout(new BorderLayout(0,10)); jp2.add(jp3,BorderLayout.WEST); jp2.add(jp4,BorderLayout.CENTER); jp4.setLayout(new BorderLayout(0,10)); jp4.add(jp5,BorderLayout.NORTH); jp4.add(jp6,BorderLayout.CENTER); jp3.setLayout(new GridLayout(5,1,30,30)); ImageIcon image0 = new ImageIcon("in.jpg"); JLabel label = new JLabel("计算器",image0,JLabel.LEFT); jp3.add(label); jp3.add(jb1); jp3.add(jb2); jp3.add(jb0); jp3.add(jb3); jp3.setBackground(Color.ORANGE); jp5.setLayout(new FlowLayout()); jp5.add(jb4); jp5.add(jb5); jp5.add(jb6); jp5.setBackground(Color.CYAN); jp6.setLayout(new GridLayout(4,5,8,8)); jp6.add(jb7); jp6.add(jb8); jp6.add(jb9); jp6.add(jb10); jp6.add(jb11); jp6.add(jb12); jp6.add(jb13); jp6.add(jb14); jp6.add(jb15); jp6.add(jb16); jp6.add(jb17); jp6.add(jb18); jp6.add(jb19); jp6.add(jb20); jp6.add(jb21); jp6.add(jb22); jp6.add(jb23); jp6.add(jb24); jp6.add(jb25); jp6.add(jb26); jp6.setBackground(Color.green); setJMenuBar(jmb); setVisible(true); } public static void main(String[] args) { Test st = new Test(); } }