java计算器课程设计里的.doc

/jisuanqi.javaimport java.awt.*;import java.awt.event.*;import javax.swing.*;import javax.swing.event.*;public class jisuanqi public static void main(String args) BorderFrame frame = new BorderFrame();frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);frame.show();class BorderFrame extends JFrame implements ActionListenerpublic BorderFrame()setTitle(雷神牌计算器);setSize(WIDTH, HEIGHT);Container contentPane = getContentPane();/家按钮 buttons=new JPanel(); num0=new JButton(0); num1=new JButton(1); num2=new JButton(2); num3=new JButton(3); num4=new JButton(4); num5=new JButton(5); num6=new JButton(6); num7=new JButton(7); num8=new JButton(8); num9=new JButton(9); zuok=new JButton(!); youk=new JButton(); dian=new JButton(.); zf=new JButton(-/+); plu=new JButton(+); min=new JButton(-); mul=new JButton(x); div=new JButton(/); equ=new JButton(=);cle=new JButton(C);dao=new JButton(1/x);gen=new JButton(sqrt);sin=new JButton(sin);bac=new JButton(back);num0.setBackground(Color.white);num1.setBackground(Color.white);num2.setBackground(Color.white);num3.setBackground(Color.white);num4.setBackground(Color.white);num5.setBackground(Color.white);num6.setBackground(Color.white);num7.setBackground(Color.white);num8.setBackground(Color.white);num9.setBackground(Color.white);equ.setBackground(Color.white);dian.setBackground(Color.white); buttons.setLayout(new GridLayout(6,4,4,4); buttons.add(num9); buttons.add(num8); buttons.add(num7); buttons.add(plu); buttons.add(num6); buttons.add(num5); buttons.add(num4); buttons.add(min); buttons.add(num3); buttons.add(num2); buttons.add(num1); buttons.add(mul); buttons.add(num0); buttons.add(dian); buttons.add(equ); buttons.add(div); buttons.add(zuok); buttons.add(youk); buttons.add(cle); buttons.add(zf); buttons.add(dao); buttons.add(gen); buttons.add(sin); buttons.add(bac); num9.addActionListener(this); num8.addActionListener(this); num7.addActionListener(this); num6.addActionListener(this); num5.addActionListener(this); num4.addActionListener(this); num3.addActionListener(this); num2.addActionListener(this); num1.addActionListener(this); num0.addActionListener(this); plu.addActionListener(this); min.addActionListener(this); mul.addActionListener(this); div.addActionListener(this); equ.addActionListener(this); cle.addActionListener(this); zuok.addActionListener(this); youk.addActionListener(this); dian.addActionListener(this); zf.addActionListener(this); dao.addActionListener(this); gen.addActionListener(this); sin.addActionListener(this); bac.addActionListener(this);/家文本框,JPanel text=new JPanel();resultText= new JTextField(, 25);text.setLayout(new FlowLayout(FlowLayout.LEFT);text.add(resultText);contentPane.add(text, BorderLayout.NORTH);contentPane.add(buttons, BorderLayout.CENTER); /chuangjiancaidan; JMenuBar mainMenu = new JMenuBar(); setJMenuBar(mainMenu); JMenu actMenu = new JMenu(文件); JMenu setColorMenu = new JMenu(颜色); JMenu aboutMenu = new JMenu(作者); mainMenu.add(actMenu); mainMenu.add(setColorMenu); mainMenu.add(aboutMenu); tuichu = new JMenuItem(退出); actMenu.add(tuichu); banquan = new JMenuItem(banquan); aboutMenu.add(banquan); hongse = new JMenuItem(红色); setColorMenu.add(hongse); lanse = new JMenuItem(蓝色); setColorMenu.add(lanse); huise = new JMenuItem(灰色); setColorMenu.add(huise); zhizuodi = new JMenuItem(dizhi); aboutMenu.add(zhizuodi); banquan.addActionListener(this);zhizuodi.addActionListener(this);hongse.addActionListener(this);lanse.addActionListener(this);huise.addActionListener(this);tuichu.addActionListener(this); public void actionPerformed(ActionEvent e) Object source=e.getSource(); String t=null; if (source=banquan) int selection=JOptionPane.showConfirmDialog( BorderFrame.this, 刘晓雷 20095406;李伟20095378；周洪芬20095379 ,版权, JOptionPane.DEFAULT_OPTION); if (source=zhizuodi) int selection=JOptionPane.showConfirmDialog( BorderFrame.this, 合肥工业大学机房 ,地址, JOptionPane.DEFAULT_OPTION); if (source=lanse) buttons.setBackground(Color.blue); if (source=hongse) buttons.setBackground(Color.red); if (source=huise) buttons.setBackground(Color.lightGray); if (source=tuichu) System.exit(0); if (end=false) resultText.setText(); if(source=num0)t=resultText.getText()+0;resultText.setText(t); if(source=num1)t=resultText.getText()+1;resultText.setText(t); if(source=num2)t=resultText.getText()+2;resultText.setText(t); if(source=num3)t=resultText.getText()+3;resultText.setText(t); if(source=num4)t=resultText.getText()+4;resultText.setText(t); if(source=num5)t=resultText.getText()+5;resultText.setText(t); if(source=num6)t=resultText.getText()+6;resultText.setText(t); if(source=num7)t=resultText.getText()+7;resultText.setText(t); if(source=num8)t=resultText.getText()+8;resultText.setText(t); if(source=num9)t=resultText.getText()+9;resultText.setText(t); if(source=bac) String a11=resultText.getText(); int a12=a11.length(); String a13=a11.substring(0,a12-1); resultText.setText(a13); if(source=dao) c103=Double.parseDouble(resultText.getText().trim(); c104=1/c103; resultText.setText(+c104); if(source=gen) c103=Double.parseDouble(resultText.getText().trim(); c104=Math.sqrt(c103); resultText.setText(+c104); if(source=sin) c103=Double.parseDouble(resultText.getText().trim(); c104=Math.sin(c103*3.141592653/180); resultText.setText(+c104); if(source=zf) c100=Double.parseDouble(resultText.getText().trim(); if (c1000) t=-+resultText.getText(); resultText.setText(t); if (c100=0) c101=0-c100; resultText.setText(+c101); if(resultText.getText().equals(00) resultText.setText(0); if(source=dian) resultText.setText(resultText.getText()+.); end=true; if(source=zuok) c9=Double.parseDouble(resultText.getText().trim(); resultText.setText(resultText.getText()+!); c10=1; if(source=plu) c5=1; c1=Double.parseDouble(resultText.getText().trim(); end=false; if(source=youk) c12=1; c11=Double.parseDouble(resultText.getText().trim(); end=false; if(source=min) c6=1;c2=Double.parseDouble(resultText.getText().trim(); end=false; if(source=mul) c7=1;c3=Double.parseDouble(resultText.getText().trim(); end=false; if(source=div) c8=1; c4=Double.parseDouble(resultText.getText().trim(); end=false; if(source=equ) if(c10!=0) jieguo=1;for(int i=1;i=c9;i+) jieguo=i*jieguo; t=(+jieguo);c10=0; if(c5!=0.0) d=Double.parseDouble(resultText.getText().trim(); jieguo=c1+d; t=(+jieguo);c5=0; if(c6!=0.0) d=Double.parseDouble(resultText.getText().trim(); jieguo=c2-d; t=(+jieguo);c6=0; if(c7!=0.0) d=Double.parseDouble(resultText.getText().trim(); jieguo=c3*d; t=(+jieguo);c7=0; if(c8!=0.0) d=Double.parseDouble(resultText.getText().trim(); jieguo=c4/d; t=(+jieguo);c8=0; if(c12!=0.0) d=Double.parseDouble(resultText.getText().trim(); jieguo=1; for(int i=1;i=d;i+) jieguo=c11*jieguo; t=(+jieguo);c12=0; resultText.setText(t); if(source=cle) resultText.setText(0); public static final int WIDTH = 330;public static final