java多线程结合界面开发实例（原创）财务管理系统源代码和效果图
以前常常听说JAVA有多线程
可自己编写到的却很少，这学期编写了很多java程序，终于可以感觉下了，在这个程序中，我开了一个独立的线程去处理财务的计算，这样可以使界面类不会因为计算量大而出现卡的现象。我用的是thread子类来用线程的，计算的工作在run方法里面跑就可以了！界面里面只是调用那个run，这样两者就进水不犯河水啦。就这么简单。当然里面也涉及到文件的输入输出，具有保存功能的！下面给出源代码和截图：
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import javax.swing.SwingUtilities;
import java.awt.BorderLayout;
import javax.swing.JPanel;
import javax.swing.JFrame;
import java.awt.Dimension;
import java.awt.Rectangle;
import java.awt.GridBagLayout;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.ObjectOutput;
import java.io.ObjectOutputStream;
import javax.swing.JLabel;
import javax.swing.JTextField;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JButton;
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public class moneyMan extends JFrame {
private static final long serialVersionUID = 1L;
private JPanel jContentPane = null;
private JPanel jPanel = null;
private JLabel jLabel = null;
private JLabel jLabel1 = null;
JTextField time = null;
private JLabel jLabel2 = null;
JTextField total = null;
private JLabel jLabel3 = null;
JTextField out = null;
private JLabel jLabel4 = null;
JTextField a = null;
private JLabel jLabel5 = null;
JTextField b = null;
private JLabel jLabel6 = null;
JTextField c = null;
private JLabel jLabel7 = null;
JTextField d = null;
JScrollPane showScroll = null;
private JLabel jLabel8 = null;
JTextArea jTextArea = null;
private JButton sure = null;
private JButton clear = null;
private JButton save = null;
/**
* This method initializes jPanel
*
* @return javax.swing.JPanel
*/
private JPanel getJPanel() {
?? if (jPanel == null) {
??? jLabel8 = new JLabel();
??? jLabel8.setBounds(new Rectangle(224, 77, 285, 27));
??? jLabel8.setText("财务状况显示区：");
??? jLabel7 = new JLabel();
??? jLabel7.setBounds(new Rectangle(34, 277, 115, 30));
??? jLabel7.setText("20号后支出：");
??? jLabel6 = new JLabel();
??? jLabel6.setBounds(new Rectangle(35, 246, 114, 26));
??? jLabel6.setText("13号~19号支出：");
??? jLabel5 = new JLabel();
??? jLabel5.setBounds(new Rectangle(35, 212, 106, 29));
??? jLabel5.setText("7号~12号支出：");
??? jLabel4 = new JLabel();
??? jLabel4.setBounds(new Rectangle(37, 180, 105, 28));
??? jLabel4.setText("1号~6号支出：");
??? jLabel3 = new JLabel();
??? jLabel3.setBounds(new Rectangle(37, 148, 68, 27));
??? jLabel3.setText("总支出：");
??? jLabel2 = new JLabel();
??? jLabel2.setBounds(new Rectangle(36, 119, 69, 27));
??? jLabel2.setText("总收入：");
??? jLabel1 = new JLabel();
??? jLabel1.setBounds(new Rectangle(35, 87, 70, 28));
??? jLabel1.setText("财务时间：");
??? jLabel = new JLabel();
??? jLabel.setBounds(new Rectangle(196, 2, 168, 69));
??? jLabel.setText("??????? 财务管理系统");
??? jPanel = new JPanel();
??? jPanel.setLayout(null);
??? jPanel.setBounds(new Rectangle(4, 5, 588, 387));
??? jPanel.add(jLabel, null);
??? jPanel.add(jLabel1, null);
??? jPanel.add(getTime(), null);
??? jPanel.add(jLabel2, null);
??? jPanel.add(getTotal(), null);
??? jPanel.add(jLabel3, null);
??? jPanel.add(getOut(), null);
??? jPanel.add(jLabel4, null);
??? jPanel.add(getA(), null);
??? jPanel.add(jLabel5, null);
??? jPanel.add(getB(), null);
??? jPanel.add(jLabel6, null);
??? jPanel.add(getC(), null);
??? jPanel.add(jLabel7, null);
??? jPanel.add(getD(), null);
??? jPanel.add(getShowScroll(), null);
??? jPanel.add(jLabel8, null);
??? jPanel.add(getSure(), null);
??? jPanel.add(getClear(), null);
??? jPanel.add(getSave(), null);
?? }
?? return jPanel;
}
/**
* This method initializes time
*
* @return javax.swing.JTextField
*/
private JTextField getTime() {
?? if (time == null) {
??? time = new JTextField();
??? time.setBounds(new Rectangle(107, 89, 103, 27));
?? }
?? return time;
}
/**
* This method initializes total
*
* @return javax.swing.JTextField
*/
private JTextField getTotal() {
?? if (total == null) {
??? total = new JTextField();
??? total.setBounds(new Rectangle(109, 118, 100, 27));
?? }
?? return total;
}
/**
* This method initializes out
*
* @return javax.swing.JTextField
*/
private JTextField getOut() {
?? if (out == null) {
??? out = new JTextField();
??? out.setBounds(new Rectangle(106, 148, 103, 26));
?? }
?? return out;
}
/**
* This method initializes a
*
* @return javax.swing.JTextField
*/
private JTextField getA() {
?? if (a == null) {
??? a = new JTextField();
??? a.setBounds(new Rectangle(143, 181, 70, 26));
?? }
?? return a;
}
/**
* This method initializes b
*
* @return javax.swing.JTextField
*/
private JTextField getB() {
?? if (b == null) {
??? b = new JTextField();
??? b.setBounds(new Rectangle(145, 213, 67, 26));
?? }
?? return b;
}
/**
* This method initializes c
*
* @return javax.swing.JTextField
*/
private JTextField getC() {
?? if (c == null) {
??? c = new JTextField();
??? c.setBounds(new Rectangle(155, 247, 58, 25));
?? }
?? return c;
}
/**
* This method initializes d
*
* @return javax.swing.JTextField
*/
private JTextField getD() {
?? if (d == null) {
??? d = new JTextField();
??? d.setBounds(new Rectangle(155, 278, 58, 26));
?? }
?? return d;
}
/**
* This method initializes showScroll
*
* @return javax.swing.JScrollPane
*/
private JScrollPane getShowScroll() {
?? if (showScroll == null) {
??? showScroll = new JScrollPane();
??? showScroll.setBounds(new Rectangle(224, 107, 356, 198));
??? showScroll.setViewportView(getJTextArea());
?? }
?? return showScroll;
}
/**
* This method initializes jTextArea
*
* @return javax.swing.JTextArea
*/
private JTextArea getJTextArea() {
?? if (jTextArea == null) {
??? jTextArea = new JTextArea();
?? }
?? return jTextArea;
}
/**
* This method initializes sure
*
* @return javax.swing.JButton
*/
private JButton getSure() {
?? if (sure == null) {
??? sure = new JButton();
??? sure.setBounds(new Rectangle(36, 325, 99, 43));
??? sure.setText("确定计算");
??? sure.addActionListener(new java.awt.event.ActionListener() {
???? public void actionPerformed(java.awt.event.ActionEvent e) {
?????
???? }
??? });
??? sure.addActionListener(new java.awt.event.ActionListener() {
???? public void actionPerformed(java.awt.event.ActionEvent e)
???? {
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????? TestThread testThread = new TestThread();//新生成一个处理事务线程
????? testThread.start();//启动事务线程
?????? ?????
????
???? }
??? });
?? }
?? return sure;
}
/**
* This method initializes clear
*
* @return javax.swing.JButton
*/
private JButton getClear() {
?? if (clear == null) {
??? clear = new JButton();
??? clear.setBounds(new Rectangle(160, 327, 94, 40));
??? clear.setText("清空");
??? clear.addActionListener(new java.awt.event.ActionListener() {
???? public void actionPerformed(java.awt.event.ActionEvent e) {
????? System.out.println("actionPerformed()"); // TODO Auto-generated Event stub actionPerformed()
???? }
??? });
?? }
?? return clear;
}
/**
* This method initializes save
*
* @return javax.swing.JButton
*/
private JButton getSave() {
?? if (save == null) {
??? save = new JButton();
??? save.setBounds(new Rectangle(291, 324, 89, 41));
??? save.setText("历史财务");
??? save.addActionListener(new java.awt.event.ActionListener() {
???? public void actionPerformed(java.awt.event.ActionEvent e) {
????? jTextArea.setText("");
????? String record = null; ?????
????? try {
????? FileReader fr = new FileReader("money.txt");
????? BufferedReader br = new BufferedReader(fr);
????? record = new String();
????? while ((record = br.readLine()) != null) {
?????? String value = record+'\n';
?????? jTextArea.insert(value,jTextArea.getDocument().getLength());
??????
????? }
????? br.close();
????? fr.close();
????? } catch (IOException ee) {
????? System.out.println( "Read file error! ");
????? ee.printStackTrace();
????? }
?????
?????
???? }
??? });
?? }
?? return save;
}
/**
* @param args
*/
public static void main(String[] args) {
??
??
??
??
?? SwingUtilities.invokeLater(new Runnable() {
??? public void run() {
???? moneyMan thisClass = new moneyMan();
???? thisClass.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
???? thisClass.setVisible(true);
??? }
?? });
}
/**
* This is the default constructor
*/
public moneyMan() {
?? super();
?? initialize();
}
/**
* This method initializes this
*
* @return void
*/
private void initialize() {
?? this.setSize(591, 425);
?? this.setContentPane(getJContentPane());
?? this.setTitle("JFrame");
}
/**
* This method initializes jContentPane
*
* @return javax.swing.JPanel
*/
private JPanel getJContentPane() {
?? if (jContentPane == null) {
??? jContentPane = new JPanel();
??? jContentPane.setLayout(null);
??? jContentPane.add(getJPanel(), null);
?? }
?? return jContentPane;
}
class TestThread extends Thread
{
?? public void run()
?? {
???
??? System.out.println("线程工作了");
??? String shijian = time.getText();
???
???
??? String zong = total.getText();
??? int z = Integer.parseInt(zong);
??? String zhi = out.getText();
??? int o = Integer.parseInt(zhi);
??? int z_o = o / z;
??? String zo = Integer.toString(z_o); //收支比例
???
??? String A = a.getText();
??? int aa = Integer.parseInt(A);
??? int A_a = aa / z;
??? String Aa = Integer.toString(A_a);//第一星期收支比例
??? String B = b.getText();
??? int bb = Integer.parseInt(B);
??? int B_b = bb / z;
??? String Bb = Integer.toString(B_b);//第二星期收支比例
??? String C = c.getText();
??? int cc = Integer.parseInt(C);
??? int C_c = cc / z;
??? String Cc = Integer.toString(C_c);//第三星期收支比例
??? String D = d.getText();
??? int dd = Integer.parseInt(D);
??? int D_d = dd / z;
??? String Dc = Integer.toString(D_d);//第四星期收支比例
??? String value = "总收入:" + zong + '\n' + "总支出:" + zhi + '\n' + "总收支比例:" + zo + "%" + '\n' + "第一星期收支比例:" + Aa + "%" + '\n' + "第二星期收支比例:" + Bb + "%" + '\n' + "第三星期收支比例:" + Cc + "%" + '\n' + "第四星期收支比例:" + Dc + '\n' + "财务结算时间：" + shijian + '\n';
??? jTextArea.insert(value,jTextArea.getDocument().getLength());
??? File f = new File("money.txt");
??? try
??? {
???? FileWriter out = new FileWriter(f);
???? out.write(value);
???? out.close();
??? }
??? catch (Exception a)
??? {
???? System.out.println(a);
??? }
?? }
}
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}
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1 楼 martintree 2010-12-24 兄弟，图挂了 2 楼 ml365 2010-12-24 martintree 写道兄弟，图挂了