simpletable.java

一个简单的java通讯录,使用简单方便,代码简洁容易理解.

/**
 * @(#)SimpleTable.java
 *
 *
 * @author 张慧
 * @version 1.00 2007/7/7
 */
package table;

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.util.*;
import java.io.*;

public class  SimpleTable extends JFrame{
	JTable table;
	 int i;
	 JFrame f;
	 String Numbers;
   	 String Names;
   	 String Gender;
   	 String Address;
   	 String QQnum;
   	 String isMember;

   	 JTextField jt_0;
   	 JTextField jt_1;
   	 JTextField jt_2;
   	 JTextField jt_3;
   	 JTextField jt_4;
   	 JTextField jt_5;
   	 JDialog jd;

   	  Vector rowData;
   	  Vector rowData0;
   	  Vector rowData1;
   	  Vector rowData2;
   	  Vector rowData3;
   	  Vector rowData4;
   	  Vector rowData5;
   	  Vector rowData6;
   	  Vector rowData7;
   	  Vector rowData8;
   	  Vector rowData9;

public  SimpleTable(){
	f=new JFrame();
	//设置L&F，现在设置为Windows风格
	try{
     UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
    //UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
   }catch(Exception e){
   }

 Vector columnNames=new Vector();//创建各项名称
        columnNames.add("学号");
    	columnNames.add("姓名");
    	columnNames.add("性别");
    	columnNames.add("籍贯");
        columnNames.add("QQ号");
        columnNames.add("是否团员");


   rowData=new Vector();//学生信息数据主体

///////////////读取数据/////////////////////////////////////
try{
         FileInputStream f=new FileInputStream("data.ser");
         ObjectInputStream s=new ObjectInputStream(f);

		 rowData=(Vector)s.readObject();
		 s.close();
	}catch(IOException e){}
	 catch(ClassNotFoundException e){}

   JPanel pane=new JPanel(new BorderLayout());//定义顶层容器
   JPanel pane0=new JPanel(new BorderLayout());
   JPanel pane2=new JPanel(new FlowLayout());
   //pane2.setSize(400,600);
   JPanel pane3=new JPanel();
   JLabel TitleLabel=new JLabel("教师学生管理系统");
   TitleLabel.setFont(new Font("",Font.BOLD,20));
   TitleLabel.setForeground(new Color(236,135,14));
    pane3.add(TitleLabel);
    pane3.setBackground(new Color(131,199,93));

   JButton a=new JButton("添加");
   a.setToolTipText("单击进行添加");
   a.setFont(new Font("",Font.BOLD,15));
   a.setBackground(new Color(175,215,136));
   //a.updateUI();
   //编写添加监听器
   a.addActionListener(new ActionListener(){
   	    public void actionPerformed(ActionEvent e){
   	    	jd=new JDialog(f,"输入",false,null);//顶层面板
   	    	JPanel pane_0=new JPanel(new GridLayout(0,1));


   	       //装载JTabel和TextField的面板
   	    	JPanel pane_1=new JPanel(new FlowLayout());
   	    	JPanel pane_2=new JPanel(new FlowLayout());
   	    	JPanel pane_3=new JPanel(new FlowLayout());
   	    	JPanel pane_4=new JPanel(new FlowLayout());
   	    	JPanel pane_5=new JPanel(new FlowLayout());
   	    	JPanel pane_6=new JPanel(new FlowLayout());
   	    	JPanel pane_7=new JPanel(new FlowLayout());
   	    	JPanel pane_8=new JPanel(new FlowLayout());//装载标题的面板
         //设置面板L&F
   	    	pane_1.setBackground(new Color(131,199,93));
   	    	pane_2.setBackground(new Color(131,199,93));
   	    	pane_3.setBackground(new Color(131,199,93));
   	    	pane_4.setBackground(new Color(131,199,93));
   	    	pane_5.setBackground(new Color(131,199,93));
   	    	pane_6.setBackground(new Color(131,199,93));
   	    	pane_7.setBackground(new Color(131,199,93));
   	    	pane_8.setBackground(new Color(131,199,93));

   	    	final JButton b1=new JButton("确定");
   	    	final JButton b2=new JButton("取消");
   	    	//设置按钮的L&F
   	    	b1.setFont(new Font("",Font.BOLD,15));
   	    	b2.setFont(new Font("",Font.BOLD,15));
   	    	b1.setBackground(new Color(175,215,136));
   	    	b2.setBackground(new Color(175,215,136));

   	    	b1.addActionListener(new ActionListener(){
   	    		public void actionPerformed(ActionEvent a){

   	            Integer Num=null;
                Integer QQ=null;
	            Numbers=jt_0.getText();//获取学号
	            Names=jt_1.getText();//获取姓名
	   	        Gender=jt_2.getText();//获取性别
	   	    	Address=jt_3.getText();//获取籍贯
	   	    	QQnum=jt_4.getText();//获取QQ号
	   	    	isMember=jt_5.getText();

	           String ss[]=new String[6];
	            ss[0]=Numbers;
	            ss[1]=Names;
	            ss[2]=Gender;
	            ss[3]=Address;
	            ss[4]=QQnum;
	            ss[5]=isMember;
	            int h;

	            boolean bb=false;
	            for(h=0;h<ss.length;h++){
	            	System.out.println(ss[h]);
	            	if(ss[h].equals("")){
	                     bb=true;
	                     break;
	            	}else{bb=false;}


            	}

              if(bb){
              JOptionPane.showMessageDialog(b1,"输入不能有为空！","Error",JOptionPane.ERROR_MESSAGE);
              }else{

   	    	//Numbers=jt_0.getText();//获取学号

   	    	try{Num=Integer.valueOf(Numbers);}catch(NumberFormatException n){

   	    	}

   	    	//判断学号是否重复
   	    	Vector M;
   	    	Integer N;
   	    	boolean b=false;
   	    	for(int j=0;j<rowData.size();j++){

   			M=(Vector)rowData.get(j);
   			N=(Integer)M.get(0);
   			System.out.println(N);
   			System.out.println(Num);
   			 b=N.equals(Num);
   			 if(b){break;}//如果b为真跳出循环
   	    	}
   			if(b){

   			JOptionPane.showMessageDialog(b1,"学号："+Numbers+"重复，不能添加！","Error",JOptionPane.ERROR_MESSAGE);

   			 }

            else{

            try{QQ=Integer.valueOf(QQnum);}catch(NumberFormatException n1){

   	    	}

            int s4=rowData.size();
            System.out.println("s4="+s4);
   	        Vector rowData10=new Vector();
   	        rowData10.add(Num);
   	        rowData10.add(Names);
   	        rowData10.add(Gender);
   	        rowData10.add(Address);
   	        rowData10.add(QQ);
   	        rowData10.add(isMember);
   	        if(s4!=0){
   	        rowData.add(i+1,rowData10);}
            else{
               rowData.add(rowData10);
            }


            table.updateUI();
            JOptionPane.showMessageDialog(b1,"添加成功！","Information",JOptionPane.INFORMATION_MESSAGE);
   	    	    //System.out.println(num);
   	    	     jd.removeNotify();
 //////////////////////存取数据////////////////////////////////////////////////
            try{
     	    ObjectOutputStream fout1=new ObjectOutputStream(new FileOutputStream("data.ser"));
		    fout1.writeObject(rowData);
		    fout1.close();
		    }catch(IOException e){}
///////////////////////存取结束///////////////////////////////
            }
   	    }
   	    		}
   	    		});
  ///////////////////按钮b1的监听器结束////////////////////////////////////////
   	    	b2.addActionListener(new ActionListener(){
   	    		public void actionPerformed(ActionEvent a){
   	    	     jd.removeNotify();//关闭JDialog

   	    		}
   	    		});

   	    	JLabel jl_0=new JLabel("学    号");
   	    	JLabel jl_1=new JLabel("姓    名");
   	    	JLabel jl_2=new JLabel("性    别");
   	    	JLabel jl_3=new JLabel("籍    贯");
   	    	JLabel jl_4=new JLabel("QQ    号");
   	    	JLabel jl_5=new JLabel("是否党员");
   	    	JLabel jl_6=new JLabel("请输入学生信息");
   	    	jl_6.setForeground(new Color(241,175,0));//设置字体颜色
   	    	jl_6.setFont(new Font("",Font.BOLD,20));//设置字体大小

   	         jl_0.setFont(new Font("",Font.BOLD,15));
   	    	 jl_1.setFont(new Font("",Font.BOLD,15));
   	    	 jl_2.setFont(new Font("",Font.BOLD,15));
   	    	 jl_3.setFont(new Font("",Font.BOLD,15));
   	    	 jl_4.setFont(new Font("",Font.BOLD,15));