访QQ登陆界面

IT��兵 — Fri, 26 Dec 2008 15:14:00 GMT

package com.progrm.Qq;
import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
public class MyQq extends JFrame implements ActionListener {
private ImageIcon logImg=null;
private JLabel welcomeJL=null;
private JLabel usenameJL=null;
private JLabel passwordJL=null;
private JTextField usenameJT=null;
private JPasswordField passwordJP=null;
private JButton loginJB=null;
private JButton closeJB=null;
private JPanel one=null;
private JPanel two=null;
private JPanel three=null;
private JPanel four=null;
public MyQq(String title){
  super(title);
  logImg=new ImageIcon("com/progrm/Qq/img/qq.gif") ;
  welcomeJL=new JLabel(logImg);
  usenameJL=new JLabel("帐号");
  usenameJT=new JTextField(10);
  passwordJL=new JLabel("密码");
  passwordJP=new JPasswordField(10);
  loginJB=new JButton("登陆");
  loginJB.addActionListener(this);
  closeJB=new JButton("取消");
  closeJB.addActionListener(this);
  one=new JPanel();
  one.add(welcomeJL);
  two=new JPanel();
  two.add(usenameJL);
  two.add(usenameJT);
  three=new JPanel();
  three.add(passwordJL);
  three.add(passwordJP);
  four=new JPanel();
  four.add(loginJB);
  four.add(closeJB);
  this.setLayout(new GridLayout(4,1));
  this.add(one);
  this.add(two);
  this.add(three);
  this.add(four);
  this.setSize(331,244);
  this.setLocation(520, 310);
  this.setDefaultCloseOperation(EXIT_ON_CLOSE);
  this.setResizable(false);
  this.setVisible(true);
}

public void actionPerformed(ActionEvent e) {
  if(e.getSource()==loginJB){
   if(usenameJT.getText().equals("wl") && passwordJP.getText().equals("123")){
    JOptionPane.showMessageDialog(this,"登陆成功");
   }
   else{
    JOptionPane.showMessageDialog(this,"密码错误");
   }
  }
  if(e.getSource()==closeJB){
   System.exit(0);
  }
}
}

public class TestQq {

public static void main(String[] args) {
new MyQq("QQ用户登陆");
}

}

IT��兵 2008-12-26 23:14 发表评论

IT��兵 — Fri, 26 Dec 2008 13:52:00 GMT

package com.progrm.counter;
//导入相关的包
import javax.swing.*;

import java.awt.*;
import java.awt.event.*;
public class Counter extends JFrame implements ActionListener,KeyListener,MouseListener{
//
//定义相关�l��g
private JTextField oneJT=null;
private JTextField twoJT=null;
private JTextField threeJT=null;
private JTextField fourJT=null;
private JTextField fiveJT=null;
private JTextField sixJT=null;

private JTextArea oneJTA=null;

private JButton oneJB=null;
private JButton twoJB=null;
private JButton threeJB=null;
private JButton fourJB=null;

private JPanel oneJPL=null;
private JPanel twoJPL=null;
private JPanel threeJPL=null;
private JPanel fourJPL=null;
private JPanel fiveJPL=null;
private JPanel sixJPL=null;
private JPanel sevenJPL=null;
//创徏�H�体的构造方�?br /> public Counter(String title){
  super(title);
  //
  //��d��相关�l��g
  oneJT=new JTextField(6); //存放�W�一个运��数的文本框
  twoJT=new JTextField(6); //存放�W�二个运��数的文本框
  oneJPL=new JPanel();
  oneJPL.add(oneJT);
  oneJPL.add(twoJT);

  threeJT=new JTextField(6); //存放 + �q�算�l�果的文本框
  threeJT.setEditable(false);
  oneJB=new JButton("+"); //昄�� + ��L(f��ng)��按钮
  oneJB.addActionListener(this); //�l�按钮添加动作监�?br />   twoJPL=new JPanel();
  twoJPL.add(threeJT);
  twoJPL.add(oneJB);

  fourJT=new JTextField(6); //存放-�q�算�l�果的文本框
  fourJT.setEditable(false);
  twoJB=new JButton("-"); //昄�� - 的按�?br />   twoJB.addActionListener(this); //�l�按钮添加动作监�?br />   threeJPL=new JPanel();
  threeJPL.add(fourJT);
  threeJPL.add(twoJB);

  fiveJT=new JTextField(6);
  fiveJT.setEditable(false);
  threeJB=new JButton("*"); //昄�� * 的按�?br />   threeJB.addActionListener(this); //�l�按钮添加动作监�?br />   fourJPL=new JPanel();
  fourJPL.add(fiveJT);
  fourJPL.add(threeJB);

  sixJT=new JTextField(6);
  sixJT.setEditable(false);
  fourJB=new JButton("/"); //昄�� / 的按�?br />   fourJB.addActionListener(this); //�l�按钮添加动作监�?br />   fiveJPL=new JPanel();
  fiveJPL.add(sixJT);
  fiveJPL.add(fourJB);

  sixJPL=new JPanel(new GridLayout(4,1));
  sixJPL.add(twoJPL);
  sixJPL.add(threeJPL);
  sixJPL.add(fourJPL);
  sixJPL.add(fiveJPL);

  oneJTA=new JTextArea("说明:分别向前面的两个输入框中输入�W�一�?�W�二个\n          �q�算�?点击不同的按钮会(x��)�q�行相对应的�q�算,\n          �q�把�l�果昄��在按钮前面的�l�果框中" );
  oneJTA.setColumns(5);
  oneJTA.setRows(5);
  oneJTA.setEditable(false); //讄��文本域内容不可改�?br />   sevenJPL=new JPanel(new GridLayout(1,0));
  sevenJPL.add(oneJTA);

  this.add(oneJPL);
  this.add(sixJPL);
  this.add(sevenJPL);
  //
  //讄��H�体
  this.setBounds(280,380,350,290); //讄��H�体的大��和弹出位置
  //this.setLayout(new GridLayout(3,0)); //讄��H�体的布局模式
  this.setLayout(new FlowLayout());
  this.setDefaultCloseOperation(EXIT_ON_CLOSE); //讄��关闭�H�体的同旉��攑ֆ��?br />   this.setResizable(false); //讄��H�体大小不可调整
  this.setVisible(true); //讄��H�体为可见的
}
//
//实现动作监听的方�?br /> public void actionPerformed(ActionEvent e){
  if(e.getSource()==oneJB){   //当窗体监��到 + 按钮被点�?y��n)L��执行�q�个if的子代码
   double jt=Integer.parseInt(oneJT.getText());
   double jt1=Integer.parseInt(twoJT.getText());
   threeJT.setText(jt+jt1+""); //把运��的�l�果昄��在结果文本框�?br />   }
  if(e.getSource()==twoJB){   //当窗体监��到 - 按钮被点�?y��n)L��执行�q�个if的子代码
   double jt=Integer.parseInt(oneJT.getText());
   double jt1=Integer.parseInt(twoJT.getText());
   fourJT.setText(jt-jt1+""); //把运��的�l�果昄��在结果文本框�?br />   }
  if(e.getSource()==threeJB) {   //当窗体监��到 * 按钮被点�?y��n)L��执行�q�个if的子代码
   double jt=Integer.parseInt(oneJT.getText());
   double jt1=Integer.parseInt(twoJT.getText());
   fiveJT.setText(jt*jt1+""); //把运��的�l�果昄��在结果文本框�?br />   }
  if(e.getSource()==fourJB) {   //当窗体监��到 / 按钮被点�?y��n)L��执行�q�个if的子代码
   if(twoJT.getText().equals("0")) {
    JOptionPane.showMessageDialog(this,"被除��C��能�ؓ(f��)0");
   }else {
    double jt=Integer.parseInt(oneJT.getText());
    double jt1=Integer.parseInt(twoJT.getText());
    sixJT.setText(jt/jt1+""); //把运��的�l�果昄��在结果文本框�?br />
   }
  }
}
//
//实现键盘监听的方�?br /> public void keyPressed(KeyEvent e){

}
public void keyReleased(KeyEvent e){

}
public void keyTyped(KeyEvent e){

}
//
//实现鼠标监听的方�?br /> public void mouseClicked(MouseEvent e){

}
public void mouseEntered(MouseEvent e){

}
public void mouseExited(MouseEvent e){

}
public void mouseReleased(MouseEvent e){

}
public void mousePressed(MouseEvent e){

}
}

public class TsetCounter {

public static void main(String[] args) {
new Counter("计算�?);
//new test("��试");
}

}

IT��兵 2008-12-26 21:52 发表评论

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访QQ登陆界面