求JAVA實現(xiàn)用戶登錄界面代碼？

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

創(chuàng)新互聯(lián)2013年開創(chuàng)至今，是專業(yè)互聯(lián)網(wǎng)技術(shù)服務(wù)公司，擁有項目網(wǎng)站制作、網(wǎng)站建設(shè)網(wǎng)站策劃，項目實施與項目整合能力。我們以讓每一個夢想脫穎而出為使命，1280元岑鞏做網(wǎng)站,已為上家服務(wù),為岑鞏各地企業(yè)和個人服務(wù),聯(lián)系電話:18980820575

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: ");

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();

}

}

求用JAVA編寫的登陸界面！

這是我剛做的，JAVA布局與其它語言相比難度較大，建議你將兩張圖片PS成一張圖片，做為背景，加入到JFRAME中，以降低難度。

要是這個你喜歡，不要忘記多給我加分?。。。?/p>

import?java.awt.*;

import?java.awt.event.*;

import?javax.swing.*;

import?javax.swing.border.*;

public?class?LoginIn?extends?JFrame{

JTextField?f1;

JTextField?f2;

JButton?b1;

JButton?b2;

String?power;//表示權(quán)限

String?imgePath?=?"e:/workspace/GUI/14.gif";

JPanel?p5;

Image?img?=?Toolkit.getDefaultToolkit().createImage(imgePath);

LoginIn(){

Container?cp=getContentPane();

Label?l1=new?Label("用戶：");

Label?l2=new?Label("密碼：");

JPanel?p1=new?JPanel();

JPanel?p2=new?JPanel();

JPanel?p3=new?JPanel();

JPanel?p4=new?JPanel();

p5=new?JPanel(){

protected??void?paintChildren(Graphics?g)?{

g.drawImage(img,0,0,this);

super.paintChildren(g);

}

};

f1=new?JTextField(15);

f2=new?JPasswordField(15);

b1=new?JButton("登錄");

b2=new?JButton("重置");

p1.setBackground(Color.orange);

p2.add(l1);

p2.add(f1);

p2.setBorder(new?MatteBorder(0,0,0,0,Color.BLACK));

p2.setBackground(Color.ORANGE);

p3.add(l2);

p3.add(f2);

p3.setBackground(Color.ORANGE);

p3.setBorder(new?MatteBorder(0,0,0,0,Color.BLACK));

p4.add(b1);

p4.add(b2);

p4.setBorder(new?MatteBorder(-3,-3,-3,-3,Color.CYAN));

p4.setBackground(Color.ORANGE);

p5.setLayout(new?FlowLayout(FlowLayout.CENTER,20,20));

p5.add(p2);

p5.add(p3);

p5.add(p4);

cp.add(p5,BorderLayout.CENTER);

b1.addActionListener(new?Enter());

b2.addActionListener(new?ReWrite());

addWindowListener(new?winClose());

}

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

LoginIn?log=new?LoginIn();

log.setTitle("系統(tǒng)登錄");

log.setSize(360,250);

log.setVisible(true);

}

class?Enter?implements?ActionListener{

public?void?actionPerformed(ActionEvent?e)

{

if((f1.getText()).equals("admin")(f2.getText()).equals("123"))

{

JOptionPane.showMessageDialog(null,?"登錄成功！用戶權(quán)限是adimistrator");

power="adminstrator";

}

else?if((f1.getText()).equals("snake")(f2.getText()).equals("123456"))

{

JOptionPane.showMessageDialog(null,?"登錄成功!登錄成功！用戶權(quán)限是user");

power="adminstrator";

}

else?JOptionPane.showMessageDialog(null,?"登錄失敗，請重新登錄！");

}

}

class?ReWrite?implements?ActionListener{

public?void?actionPerformed(ActionEvent?e)

{

f1.setText("");

f2.setText("");

f1.requestFocus();

}

}

class?winClose?extends?WindowAdapter

{

public?void?windowClosing(WindowEvent?e)

{

(e.getWindow()).dispose();

System.exit(0);

}

}

}

用java寫一個登錄界面的代碼，哪位大神會啊，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,?"錯誤",?"提示",?JOptionPane.ERROR_MESSAGE);

text1.setText("");

text2.setText("");

}

}

});

jFrame.add(button);

jFrame.setVisible(true);

}

}

我有一個微信公眾號，經(jīng)常會分享一些Java技術(shù)相關(guān)的干貨，還有一些學(xué)習資源。

如果你喜歡我的分享，可以用微信搜索“Java團長”或者“javatuanzhang”關(guān)注。

登陸界面的java代碼怎么寫？

import java.awt.*;

import javax.swing.*;

import java.awt.event.*;

import java.sql.*;

class LoginFrm extends JFrame implements ActionListener

{

JLabel lbl1=new JLabel("用戶名");

JLabel lbl2=new JLabel("密碼");

JTextField txt=new JTextField(15);

JPasswordField pf=new JPasswordField();

JButton btn1=new JButton("確定");

JButton btn2=new JButton("取消");

public LoginFrm()

{

this.setTitle("登陸");

JPanel jp=(JPanel)this.getContentPane();

jp.setLayout(new GridLayout(3,2,10,10));

jp.add(lbl1);jp.add(txt);

jp.add(lbl2);jp.add(pf);

jp.add(btn1);jp.add(btn2);

btn1.addActionListener(this);

btn2.addActionListener(this);

}

public void actionPerformed(ActionEvent ae)

{

if(ae.getSource()==btn1)

{

try

{

Class.forName("sun.jdbc.odbc.JdbcOdbcDriver")；

Connection con=DriverManager.getConnection("jdbc:odbc:MyDB","","");

Statement cmd=con.createStatement();

ResultSet rs=cmd.executeQuery("select * from loginAndpassword where login='"+txt.getText()+"' and password='"+pf.getText()+"'");

if(rs.next())

{

JOptionPane.showMessageDialog(null,"登陸成功！");

}

else

JOptionPane.showMessageDialog(null,"用戶名或密碼錯誤！");

} catch(Exception ex){}

if(ae.getSource()==btn2)

{

txt.setText("");

pf.setText("");

}

}

}

public static void main(String arg[])

{

JFrame.setDefaultLookAndFeelDecorated(true);

LoginFrm frm=new LoginFrm();

frm.setSize(400,200);

frm.setVisible(true);

}

}