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VB个人理财管理系统(流程图+论文+源程序) 第4页

更新时间：2010-5-16: 来源：毕业论文

VB个人理财管理系统(流程图+论文+源程序) 第4页
Vector vector=new Vector();
AbstractTableModel tm;
JTable table;
JScrollPane scroll;
JButton btl;
public showtablec(String basename){
initTable(basename);
init();
}
public void init(){

    f.setSize(500,500);
    f.setLayout(new FlowLayout());
    f.setVisible(true);
}
public void initTable(String basename){

//---------------------------------------------------------------------------
tm=new AbstractTableModel(){
      public int getColumnCount(){
     return title.length;
   }
   public int getRowCount(){
      return vector.size();
   }
   public Object getValueAt(int row,int column){
      if(!vector.isEmpty()){
       return ((Vector) vector.elementAt(row)).elementAt(column);
      }else{
       return null;
      }
   }
   public void setValueAt(Object value,int row,int column){
   }
   public String getColumnName(int column){
      return title[column];
   }
   //public Class getColumnClass(int c){
   //   return getValueAt(0,c).getClass();
  // }
   public boolean isCellEditable(int row,int column){
      return false;

   }
};
   table=new JTable(tm);
   table.setShowHorizontalLines(true);
   table.setShowVerticalLines(true);
   table.setAutoResizeMode(table.AUTO_RESIZE_ALL_COLUMNS);
   table.setCellSelectionEnabled(true);
   scroll=new JScrollPane(table);
   scroll.setBounds(21,10,6,50);

   f.add(scroll);
//----------------------------------------------------------------------------
try{
  Class.forName(driver);
  con = DriverManager.getConnection(url,"sa",null);
  sta = con.createStatement();
     rs=sta.executeQuery("USE "+basename+"的个人理财数据库 select * from 信用卡收入支出表 ");
     vector.removeAllElements();
     tm.fireTableStructureChanged();

     while(rs.next()){
      Vector vector1=new Vector();
      vector1.addElement(rs.getDate("日期"));
      vector1.addElement(rs.getString("项目"));
      vector1.addElement(rs.getDouble("金额"));
      vector1.addElement(rs.getString("收入/支出"));
      vector1.addElement(rs.getString("是否贷款"));
      vector1.addElement(rs.getDate("还款日期"));
      vector.addElement(vector1);
    }
}catch(SQLException ex){
    ex.printStackTrace();
}catch(Exception ex){
    ex.printStackTrace();
}
finally{
    try{
    }catch(Exception ex){
     ex.printStackTrace();
    }
   }
}
public void close(){
try{
  if(con!= null)
   con.close();
  con=null;
}catch(Exception e){
  e.printStackTrace();
}
}
}

5．5现金收支查询模块的设计与实现
1．流程图：
2．运行界面：

3．实现过程：
下面把此界面的主要代码作一介绍：
import java.sql.*;
import java.awt.*;
import java.awt.event.*;

import javax.swing.*;
import javax.swing.table.*;

import java.io.*;
import java.util.*;
public class selectM extends JFrame{
JFrame f = new JFrame("现金收入支出表查询");
Connection con;
Statement sta;
ResultSet rs;
String driver= "com.microsoft.jdbc.sqlserver.SQLServerDriver";
String url= "jdbc:microsoft:sqlserver://localhost:1433";
String title[]={"日期 "," 项目"," 金额 "," 收入/支出 "};
Vector vector=new Vector();
AbstractTableModel tm;
JTable table;
JScrollPane scroll;
JButton btl;
TextField input1,input2,input3,input4,input5,input6;
String date1,date2;
String basename;
public selectM(String bn)
{
super("现金收入支出表");
setLayout(new FlowLayout());
    basename=bn;
    btl=new JButton("确定");
    btl.addActionListener(new java.awt.event.ActionListener(){
     public void actionPerformed(ActionEvent e){sel();
     dispose();}
});
JLabel l=new JLabel("查找日期范围");
input1=new TextField(2);
     JLabel year=new JLabel("年-");
     input2=new TextField(2);
     JLabel month=new JLabel("月-");
     input3=new TextField(2);
     JLabel day=new JLabel("日～");
          JLabel dyear=new JLabel("年-");
     input4=new TextField(2);
     JLabel dmonth=new JLabel("月-");
     input5=new TextField(2);
     JLabel dday=new JLabel("日");