java設(shè)計(jì)登錄界面代碼 javaweb登陸界面設(shè)計(jì)

JAVA中GUI登錄界面設(shè)計(jì)源代碼是什么？

import java.awt.BorderLayout;

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import java.awt.Container;

import java.awt.FlowLayout;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.JPasswordField;

import javax.swing.JTextField;

public class Login {

private JFrame frame = new JFrame("登錄");

private Container c = frame.getContentPane();

private JTextField username = new JTextField();

private JPasswordField password = new JPasswordField();

private JButton ok = new JButton("確定");

private JButton cancel = new JButton("取消");

public Login(){

frame.setSize(300,200);

c.setLayout(new BorderLayout());

initFrame();

frame.setVisible(true);

}

private void initFrame() {

//頂部

JPanel titlePanel = new JPanel();

titlePanel.setLayout(new FlowLayout());

titlePanel.add(new JLabel("系統(tǒng)管理員登錄"));

c.add(titlePanel,"North");

//中部表單

JPanel fieldPanel = new JPanel();

fieldPanel.setLayout(null);

JLabel l1 = new JLabel("用戶名:");

l1.setBounds(50, 20, 50, 20);

JLabel l2 = new JLabel("密 碼:");

l2.setBounds(50, 60, 50, 20);

fieldPanel.add(l1);

fieldPanel.add(l2);

username.setBounds(110,20,120,20);

password.setBounds(110,60,120,20);

fieldPanel.add(username);

fieldPanel.add(password);

c.add(fieldPanel,"Center");

//底部按鈕

JPanel buttonPanel = new JPanel();

buttonPanel.setLayout(new FlowLayout());

buttonPanel.add(ok);

buttonPanel.add(cancel);

c.add(buttonPanel,"South");

}

public static void main(String[] args){

new Login();

}

}

用java寫一個(gè)登錄界面的代碼，哪位大神會(huì)啊，謝謝。

import?java.awt.Dimension;

import?java.awt.Toolkit;

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.JOptionPane;

import?javax.swing.JPasswordField;

import?javax.swing.JTextField;

public?class?Test26?{

public?static?void?main(String[]?args)?{

final?String?userName?=?"abc";

final?String?passwrod?=?"123";

JFrame?jFrame?=?new?JFrame("登陸界面");

Dimension?dimension?=?Toolkit.getDefaultToolkit().getScreenSize();

jFrame.setBounds(((int)dimension.getWidth()?-?200)?/?2,?((int)dimension.getHeight()?-?300)?/?2,?200,?150);

jFrame.setResizable(false);

jFrame.setLayout(null);

jFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

JLabel?label1?=?new?JLabel("姓名");

label1.setBounds(10,?10,?100,?30);

jFrame.add(label1);

JLabel?label2?=?new?JLabel("密碼");

label2.setBounds(10,?40,?100,?30);

jFrame.add(label2);

final?JTextField?text1?=?new?JTextField();

text1.setBounds(50,?15,?130,?20);

jFrame.add(text1);

final?JPasswordField?text2?=?new?JPasswordField();

text2.setBounds(50,?45,?130,?20);

jFrame.add(text2);

JButton?button?=?new?JButton("Login");

button.setBounds(10,?75,?170,?40);

button.addActionListener(new?ActionListener()?{

@Override

public?void?actionPerformed(ActionEvent?e)?{

if(userName.equals(text1.getText())??passwrod.equals(text2.getText()))?{

JOptionPane.showMessageDialog(null,?"登陸成功誤",?"提示",?JOptionPane.INFORMATION_MESSAGE);

}?else?{

JOptionPane.showMessageDialog(null,?"錯(cuò)誤",?"提示",?JOptionPane.ERROR_MESSAGE);

text1.setText("");

text2.setText("");

}

}

});

jFrame.add(button);

jFrame.setVisible(true);

}

}

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求JAVA實(shí)現(xiàn)用戶登錄界面代碼？

你要先學(xué)會(huì)截圖哦,你發(fā)的看不清楚,重新寫了一個(gè)你參考參考!

import java.awt.GridLayout;

import javax.swing.ButtonGroup;

import javax.swing.JButton;

import javax.swing.JComboBox;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.JRadioButton;

import javax.swing.JTextField;

public class Day30A extends JFrame {

private static final long serialVersionUID = 1L;

private JLabel labelName,labelId,labelPass,labelMoney,labelSelect,labelCar;

private JComboBoxString jcb;

private JPanel jp1,jp2,jp3,jp4,jp5,jp6,jp7;

private ButtonGroup btg;

private JRadioButton jr1,jr2;

Day30A(){

this.setTitle("注冊(cè)賬戶");

this.setLayout(new GridLayout(7,1));

this.setSize(300,280);

this.setLocationRelativeTo(null);

this.setDefaultCloseOperation(EXIT_ON_CLOSE);

init();

this.setVisible(true);

}

private void init() {

String str="卡片類型1,卡片類型2,卡片類型3,卡片類型4,卡片類型5";

jcb=new JComboBox(str.split(","));

labelId=new JLabel("賬號(hào): ");

labelName=new JLabel("姓名: ");

labelPass=new JLabel("密碼: ");

labelMoney=new JLabel("開戶金額:");

labelSelect=new JLabel("存款類型:");

labelCar=new JLabel("卡片類型:");

addFun1();

addFun2();

}

private void addFun2() {

this.add(jp1);

this.add(jp2);

this.add(jp3);

this.add(jp4);

this.add(jp5);

this.add(jp6);

this.add(jp7);

}

private void addFun1() {

jp1=new JPanel();

jp1.add(labelId);

jp1.add(new JTextField(15));

jp2=new JPanel();

jp2.add(labelName);

jp2.add(new JTextField(15));

jp3=new JPanel();

jp3.add(labelPass);

jp3.add(new JTextField(15));

jp4=new JPanel();

jp4.add(labelMoney);

jp4.add(new JTextField(13));

jp5=new JPanel();

jp5.add(labelSelect);

btg=new ButtonGroup();

jr1=new JRadioButton("定期");

jr2=new JRadioButton("活期",true);

btg.add(jr1);

btg.add(jr2);

jp5.add(jr1);

jp5.add(jr2);

jp6=new JPanel();

jp6.add(labelCar);

jp6.add(jcb);

jp7=new JPanel();

jp7.add(new JButton("確定"));

jp7.add(new JButton("取消"));

}

public static void main(String[] args) {

new Day30A();

}

}

登陸界面的java代碼怎么寫？

import java.awt.*; \x0d\x0aimport javax.swing.*; \x0d\x0aimport java.awt.event.*; \x0d\x0aimport java.sql.*; \x0d\x0a\x0d\x0aclass LoginFrm extends JFrame implements ActionListener \x0d\x0a{ \x0d\x0aJLabel lbl1=new JLabel("用戶名"); \x0d\x0aJLabel lbl2=new JLabel("密碼"); \x0d\x0aJTextField txt=new JTextField(15); \x0d\x0aJPasswordField pf=new JPasswordField(); \x0d\x0aJButton btn1=new JButton("確定"); \x0d\x0aJButton btn2=new JButton("取消"); \x0d\x0a\x0d\x0apublic LoginFrm() \x0d\x0a{ \x0d\x0athis.setTitle("登陸"); \x0d\x0aJPanel jp=(JPanel)this.getContentPane(); \x0d\x0ajp.setLayout(new GridLayout(3,2,10,10)); \x0d\x0ajp.add(lbl1);jp.add(txt); \x0d\x0ajp.add(lbl2);jp.add(pf); \x0d\x0ajp.add(btn1);jp.add(btn2); \x0d\x0abtn1.addActionListener(this); \x0d\x0abtn2.addActionListener(this); \x0d\x0a} \x0d\x0a\x0d\x0apublic void actionPerformed(ActionEvent ae) \x0d\x0a{ \x0d\x0aif(ae.getSource()==btn1) \x0d\x0a{ \x0d\x0atry \x0d\x0a{ \x0d\x0aClass.forName("sun.jdbc.odbc.JdbcOdbcDriver")； \x0d\x0aConnection con=DriverManager.getConnection("jdbc:odbc:MyDB","",""); \x0d\x0aStatement cmd=con.createStatement(); \x0d\x0aResultSet rs=cmd.executeQuery("select * from loginAndpassword where login='"+txt.getText()+"' and password='"+pf.getText()+"'"); \x0d\x0aif(rs.next()) \x0d\x0a{ \x0d\x0aJOptionPane.showMessageDialog(null,"登陸成功！"); \x0d\x0a} \x0d\x0aelse \x0d\x0aJOptionPane.showMessageDialog(null,"用戶名或密碼錯(cuò)誤！"); \x0d\x0a} catch(Exception ex){} \x0d\x0a\x0d\x0aif(ae.getSource()==btn2) \x0d\x0a{ \x0d\x0atxt.setText(""); \x0d\x0apf.setText(""); \x0d\x0a} \x0d\x0a} \x0d\x0a} \x0d\x0a\x0d\x0apublic static void main(String arg[]) \x0d\x0a{ \x0d\x0aJFrame.setDefaultLookAndFeelDecorated(true); \x0d\x0aLoginFrm frm=new LoginFrm(); \x0d\x0afrm.setSize(400,200); \x0d\x0afrm.setVisible(true); \x0d\x0a} \x0d\x0a}

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