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:
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;
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)
{
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);
}
}
}
}