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云代码 - java代码库

写的一个图形界面的管理系统

2013-10-06 作者: he举报

[java]代码库

package com.wybu.cn;
/**
 * 管理界面设计
 */
import javax.swing.*;
 
import java.awt.BorderLayout;
import java.awt.event.*;
import java.util.Arrays;
import java.util.Vector;
import java.sql.*;
public class StuduntManagerDemo extends JFrame implements ActionListener{
     
    JTable jt;
    JScrollPane jsp;
    JPanel jp1,jp2,jp3;
    JButton jb1,jb2,jb3,jb4;
    JLabel jl;
    JTextField jtf;
    MyModelDemo ms;
     
    public static void main(String[] args) {
        // TODO Auto-generated method stub
        new StuduntManagerDemo();
        System.out.println("dant ");
    }
    public StuduntManagerDemo() {
        //处理中间的ScorllPanel
        System.out.println("开始");
         ms=new MyModelDemo();
        jt=new JTable(ms); 
        //jt.setModel(ms);
        jsp=new JScrollPane(jt);
        //处理北部
        jp1=new JPanel();
        jl=new JLabel("请输入你要查询的姓名:");
        jtf=new JTextField(10);
        jb1=new JButton("查询");
        jb1.addActionListener(this);
        jp1.add(jl);
        jp1.add(jtf);
        jp1.add(jb1);
        //处理南部
         
        jp2=new JPanel();
        jb2=new JButton("添加");
        jb2.addActionListener(this);
        jb3=new JButton("修改");
        jb3.addActionListener(this);
        jb4=new JButton("删除");
        jb4.addActionListener(this);
        jp2.add(jb2);
        jp2.add(jb3);
        jp2.add(jb4);
         
        this.add(jp1,new BorderLayout().NORTH);
        this.add(jsp);
        this.add(jp2,new BorderLayout().SOUTH);
        this.setSize(400, 300);
        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        this.setVisible(true);
    }
    @Override
    public void actionPerformed(ActionEvent e) {
        if(e.getSource()==jb1){
            String str=this.jtf.getText();
            ms=new MyModelDemo(str);
            this.jt.setModel(ms);
                System.out.println("查询成功");
        }else if(e.getSource()==jb2){
             DialogDemo dd=new DialogDemo(this,"添加组件", true);
             ms=new MyModelDemo();
                this.jt.setModel(ms);
        }else if(e.getSource()==jb3){
            int rownum=this.jt.getSelectedRow();
            if(rownum==-1){
                JOptionPane.showConfirmDialog(this, "请选定一行");
            }else{
            ms=new MyModelDemo();
            new Dialog1Demo(this, "修改信息",true,rownum,ms);
             ms=new MyModelDemo();
                this.jt.setModel(ms);
            System.out.println(rownum);}
        }else if(e.getSource()==jb4){
            int i=this.jt.getSelectedRow();
            if(i==-1){
                JOptionPane.showConfirmDialog(this, "请选定一行");
            }else{
                ms=new MyModelDemo();
                new deleteStudentDemo(i,ms);
                ms=new MyModelDemo();
                this.jt.setModel(ms);
            }
        }
    }
}


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