这篇文章主要介绍了java通过JFrame做一个登录系统的界面完整代码示例，具有一定借鉴价值，需要的朋友可以参考下。
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在java的JFrame内通过创建匿名对象的方式做登录界面
package com.sxt;
import java.awt.Container;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;
public class LoginFrame extends JFrame{
JTextField txtname=new JTextField();
JPasswordField txtpass=new JPasswordField();
JButton bl=new JButton("登录");
JButton bg=new JButton("关闭");
//构造无参构造器把主要的方法放在构造器里,然后在main方法里面调
public LoginFrame(){
setBounds(25,25,250,250);
Container c = getContentPane();
c.setLayout(new GridLayout(4,2,10,10));
c.add(new JLabel("用户名"));
c.add(txtname);
c.add(new JLabel("密码"));
c.add(txtpass);
c.add(bl);
c.add(bg);
setDefaultCloseOperation(EXIT_ON_CLOSE);
setVisible(true);
//注意：此处是匿名内部类
bg.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub
System.exit(0);
}
}
);
//注意：此处是匿名内部类
bl.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e) {
建议你用jsp技术
表示层用html或jsp(DreamWare开发)
控制层用servlet
模型层用javabean
数据库你可以随便选，建议用mysql
不是很难，我用的数据库时oracle
如果你需要例子
留下邮箱给我。
静态网页一般用Html ,css 等就完成了, 不需编译直接运行。jsp可以做动态网页
本人急忙做的:有什么不合要求的请再告诉我：
package show;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class Test extends JFrame implements ActionListener
{
GridBagLayout g=new GridBagLayout();
GridBagConstraints c=new GridBagConstraints();
Test(String str)
{
super(str);
setSize(300,500);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setLayout(g);
//调用方法
addComponent();
submit.addActionListener(this);
setVisible(true);
setLocationRelativeTo(null);//设居中显示;
}
//在这个方法中将会添加所有的组件;
//使用的网格包布局;希望楼主能看懂;
public void addComponent()
{
//个人信息登记
noteInformation=new JLabel("个人信息登记：");
add(g,c,noteInformation,0,0,1,1);
//用户名
userName=new JLabel("用户名：");
add(g,c,userName,0,1,1,1);
//用户名输入框
textUserName=new JTextField(10);
add(g,c,textUserName,1,1,2,1);
//密码：
password=new JLabel("密码：");
add(g,c,password,0,2,1,1);
//密码输入框
textUserPassword=new JTextField(10);
add(g,c,textUserPassword,1,2,2,1);
//性别
sex=new JLabel("性别:");
add(g,c,sex,0,3,1,1);
//男 女单选框
sexMan=new JRadioButton("男");
add(g,c,sexMan,1,3,1,1);
sexGirl=new JRadioButton("女");
add(g,c,sexGirl,2,3,1,1);
ButtonGroup group=new ButtonGroup();
group.add(sexMan);
group.add(sexGirl);
//出生日期
birthday=new JLabel("出生日期:");
add(g,c,birthday,0,4,1,1);
//复选框及其内容
String[] YEARS=new String[65];
for(int i=1950,k=0;i=2014;i++,k++)
{
YEARS[k]=i+"年";
}
year=new JComboBox(YEARS);
add(g,c,year,1,4,1,1);
//复选框及内容
month=new JComboBox(MONTH);
add(g,c,month,2,4,1,1);
//submit按钮
submit=new JButton("submit");
c.insets=new Insets(7,0,4,0);
add(g,c,submit,1,5,1,1);
result=new JTextArea(15,20);
add(g,c,result,0,6,3,4);
}
/* public void ActionPerformed(ActionEvent e)
{
String s=textUserName.getText();
String t=textUserPassword.getText();
String k=sexMan.getText();
String v=sexGirl.getText();
String a=(String) year.getSelectedItem();
String b=(String)month.getSelectedItem();
String num="用户名："+s+"\n"+"密码: "+t+"性别: "+(k==null?v:k)+"\n"+"出生日期:"+a+" "+b;
result.append(num);
}*/
public void add(GridBagLayout g,GridBagConstraints c,JComponent jc,int x ,int y,int gw,int gh)
{
c.gridx=x;
c.gridy=y;
c.anchor=GridBagConstraints.WEST;
c.gridwidth=gw;
c.gridheight=gh;
g.setConstraints(jc,c);
add(jc);
}
public static void main(String args[])
{
new Test("个人信息登记表");
}
JLabel noteInformation,userName,password;
JLabel sex,birthday;
JTextField textUserName,textUserPassword;
JRadioButton sexMan,sexGirl;
JComboBox year,month;
JButton submit;
JTextArea result;
final String[] MONTH={"1月","2月","3月","4月","5月","6月","7月","8月","9月","10月","11月","12月"};
@Override
public void actionPerformed(ActionEvent arg0)
{
String s=textUserName.getText();
String t=textUserPassword.getText();
String k=sexMan.getText();
String v=sexGirl.getText();
String a=(String) year.getSelectedItem();
String b=(String)month.getSelectedItem();
String num="用户名："+s+"\n"+"密码: "+t+"\n 性别: "+(k==null?v:k)+"\n"+"出生日期:"+a+" "+b;
result.setText(num);
}
}
importjava.awt.*;importjava.awt.event.*;classShopFrameextendsFrameimplementsActionListener{Labellabel1,label2,label3,label4;Buttonbutton1,button2,button3,button4,button5;TextAreatext;Panelpanel1,panel2;staticfloatsum=0.0f;ShopFrame(Strings){super(s);setLayout(newBorderLayout());label1=newLabel("面纸：3元",Label.LEFT);label2=newLabel("钢笔：5元",Label.LEFT);label3=newLabel("书：10元",Label.LEFT);label4=newLabel("袜子：8元",Label.LEFT);button1=newButton("加入购物车");button2=newButton("加入购物车");button3=newButton("加入购物车");button4=newButton("加入购物车");button5=newButton("查看购物车");text=newTextArea("商品有："+"\n",5,10);text.setEditable(false);addWindowListener(newWindowAdapter(){publicvoidwindowClosing(WindowEvente){System.exit(0);}});button1.addActionListener(this);button2.addActionListener(this);button3.addActionListener(this);button4.addActionListener(this);button5.addActionListener(this);panel1=newPanel();panel2=newPanel();panel1.add(label1);panel1.add(button1);panel1.add(label2);panel1.add(button2);panel1.add(label3);panel1.add(button3);panel1.add(label4);panel1.add(button4);panel2.setLayout(newBorderLayout());panel2.add(button5,BorderLayout.NORTH);panel2.add(text,BorderLayout.SOUTH);this.add(panel1,BorderLayout.CENTER);this.add(panel2,BorderLayout.SOUTH);setBounds(100,100,350,250);setVisible(true);validate();}publicvoidactionPerformed(ActionEvente){if(e.getSource()==button1){text.append("一个面纸、");sum=sum+3;}elseif(e.getSource()==button2){text.append("一只钢笔、");sum=sum+5;}elseif(e.getSource()==button3){text.append("一本书、");sum=sum+10;}elseif(e.getSource()==button4){text.append("一双袜子、");sum=sum+8;}elseif(e.getSource()==button5){text.append("\n"+"总价为："+"\n"+sum);}}}publicclassShopping{publicstaticvoidmain(String[]args){newShopFrame("购物车");}}我没用Swing可能显示不出来你的效果。不满意得话我在给你编一个。
我帮你写了那些JAVA代码了，效果包你满意！呵呵……
至于网页的代码嘛，这里就不贴了。你要的话HI我吧^_^。
JAVA代码如下：
import java.awt.BorderLayout;
import javax.swing.*;
import java.awt.Dimension;
import java.awt.Rectangle;
public class MyLuRu extends JFrame {
private static final long serialVersionUID = 1L;
private JPanel jContentPane = null;
private JLabel jLabel = null;
private JLabel jLabel1 = null;
private JLabel jLabel2 = null;
private JLabel jLabel3 = null;
private JTextField jTextField = null;
private JRadioButton jRadioButton = null;
private JRadioButton jRadioButton1 = null;
private JComboBox jComboBox = null;
private JComboBox jComboBox1 = null;
private JButton jButton = null;
private JButton jButton1 = null;
private JTextArea jTextArea = null;
private ButtonGroup mybg=new ButtonGroup();
/**
* This is the default constructor
*/
public MyLuRu() {
super();
initialize();
}
/**
* This method initializes this
*
* @return void
*/
private void initialize() {
this.setSize(268, 407);
this.setContentPane(getJContentPane());
this.setTitle("录入");
this.addWindowListener(new java.awt.event.WindowAdapter() {
public void windowClosing(java.awt.event.WindowEvent e) {
System.exit(0);
}
});
this.setVisible(true);
}
/**
* This method initializes jContentPane
*
* @return javax.swing.JPanel
*/
private JPanel getJContentPane() {
if (jContentPane == null) {
jLabel3 = new JLabel();
jLabel3.setBounds(new Rectangle(16, 150, 65, 18));
jLabel3.setText("文化程度：");
jLabel2 = new JLabel();
jLabel2.setBounds(new Rectangle(16, 108, 39, 18));
jLabel2.setText("专业：");
jLabel1 = new JLabel();
jLabel1.setBounds(new Rectangle(16, 66, 39, 18));
jLabel1.setText("性别：");
jLabel = new JLabel();
jLabel.setBounds(new Rectangle(16, 24, 39, 18));
jLabel.setText("姓名：");
jContentPane = new JPanel();
jContentPane.setLayout(null);
jContentPane.add(jLabel, null);
jContentPane.add(jLabel1, null);
jContentPane.add(jLabel2, null);
jContentPane.add(jLabel3, null);
jContentPane.add(getJTextField(), null);
jContentPane.add(getJRadioButton(), null);
jContentPane.add(getJRadioButton1(), null);
mybg.add(jRadioButton);
mybg.add(jRadioButton1);
jContentPane.add(getJComboBox(), null);
jContentPane.add(getJComboBox1(), null);
jContentPane.add(getJButton(), null);
jContentPane.add(getJButton1(), null);
jContentPane.add(getJTextArea(), null);
}
return jContentPane;
}
/**
* This method initializes jTextField
*
* @return javax.swing.JTextField
*/
private JTextField getJTextField() {
if (jTextField == null) {
jTextField = new JTextField();
jTextField.setBounds(new Rectangle(61, 24, 180, 18));
}
return jTextField;
}
/**
* This method initializes jRadioButton
*
* @return javax.swing.JRadioButton
*/
private JRadioButton getJRadioButton() {
if (jRadioButton == null) {
jRadioButton = new JRadioButton();
jRadioButton.setBounds(new Rectangle(61, 62, 38, 26));
jRadioButton.setText("男");
}
return jRadioButton;
}
/**
* This method initializes jRadioButton1
*
* @return javax.swing.JRadioButton
*/
private JRadioButton getJRadioButton1() {
if (jRadioButton1 == null) {
jRadioButton1 = new JRadioButton();
jRadioButton1.setBounds(new Rectangle(117, 62, 38, 26));
jRadioButton1.setText("女");
}
return jRadioButton1;
}
/**
* This method initializes jComboBox
*
* @return javax.swing.JComboBox
*/
private JComboBox getJComboBox() {
if (jComboBox == null) {
String[] strcb={"计算机","电子","工商"};
jComboBox = new JComboBox(strcb);
jComboBox.setBounds(new Rectangle(62, 108, 93, 18));
}
return jComboBox;
}
/**
* This method initializes jComboBox1
*
* @return javax.swing.JComboBox
*/
private JComboBox getJComboBox1() {
if (jComboBox1 == null) {
String[] strcb2={"大专","本科","硕士","博士"};
jComboBox1 = new JComboBox(strcb2);
jComboBox1.setBounds(new Rectangle(92, 150, 125, 18));
}
return jComboBox1;
}
/**
* This method initializes jButton
*
* @return javax.swing.JButton
*/
private JButton getJButton() {
if (jButton == null) {
jButton = new JButton();
jButton.setBounds(new Rectangle(66, 181, 60, 28));
jButton.setText("提交");
jButton.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent e) {
String strname=jTextField.getText();
String strsex="男";
if(jRadioButton1.isSelected()){
strsex="女";
}
String strzy=jComboBox.getSelectedItem().toString();
String strwh=jComboBox1.getSelectedItem().toString();
jTextArea.setText("姓名:"+strname+"\r\n"+"性别："+strsex+"\r\n"+"专业："+strzy+"\r\n"+"文化："+strwh);
}
});
}
return jButton;
}
/**
* This method initializes jButton1
*
* @return javax.swing.JButton
*/
private JButton getJButton1() {
if (jButton1 == null) {
jButton1 = new JButton();
jButton1.setBounds(new Rectangle(158, 181, 60, 28));
jButton1.setText("取消");
jButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent e) {
System.exit(0);
}
});
}
return jButton1;
}
/**
* This method initializes jTextArea
*
* @return javax.swing.JTextArea
*/
private JTextArea getJTextArea() {
if (jTextArea == null) {
jTextArea = new JTextArea();
jTextArea.setBounds(new Rectangle(16, 225, 229, 130));
}
return jTextArea;
}
public static void main(String args[]){
new MyLuRu();
}
}
效果如下图：
