图书添加界面代码java 图书代码在哪里
java图书管理界面系统的源代码
java swing 登陆界面code
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/*
* Login.java
*
* Created on __DATE__, __TIME__
*/
package com.agen.library.window;
import java.awt.Image;
import java.awt.Toolkit;
import javax.swing.JOptionPane;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;
import com.agen.library.factory.DAOFactory;
import com.agen.library.util.GlobalUser;
import com.agen.library.vo.User;
/**
*
* @author __USER__
*/
public class Login extends javax.swing.JFrame {
/**
*
*/
private static final long serialVersionUID = -2176093732040600809L;
/** Creates new form Login */
public Login() {
super("易云图书管理软件V1.0");
Image ime = Toolkit.getDefaultToolkit().getImage(
getClass().getResource("/images/ico.png"));
try {
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (InstantiationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalAccessException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (UnsupportedLookAndFeelException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
setIconImage(ime);
initComponents();
setLocationRelativeTo(null);
this.setResizable(false);
}
/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
// GEN-BEGIN:initComponents
// editor-fold defaultstate="collapsed" desc="Generated Code"
private void initComponents() {
jLabel2 = new javax.swing.JLabel();
jLabel3 = new javax.swing.JLabel();
jTextField1 = new javax.swing.JTextField();
jPasswordField1 = new javax.swing.JPasswordField();
jButton1 = new javax.swing.JButton();
jButton2 = new javax.swing.JButton();
jLabel1 = new javax.swing.JLabel();
jMenuBar1 = new javax.swing.JMenuBar();
jMenu1 = new javax.swing.JMenu();
jMenuItem1 = new javax.swing.JMenuItem();
jMenu2 = new javax.swing.JMenu();
jMenuItem2 = new javax.swing.JMenuItem();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
addKeyListener(new java.awt.event.KeyAdapter() {
public void keyPressed(java.awt.event.KeyEvent evt) {
formKeyPressed(evt);
}
public void keyTyped(java.awt.event.KeyEvent evt) {
formKeyTyped(evt);
}
});
jLabel2.setFont(new java.awt.Font("微软雅黑", 0, 14));
jLabel2.setText("\u7528\u6237\u540d\uff1a");
jLabel3.setFont(new java.awt.Font("微软雅黑", 0, 14));
jLabel3.setText("\u5bc6 \u7801\uff1a");
jTextField1.setFont(new java.awt.Font("微软雅黑", 0, 14));
jTextField1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jTextField1ActionPerformed(evt);
}
});
jPasswordField1.setFont(new java.awt.Font("微软雅黑", 0, 12));
jPasswordField1.addKeyListener(new java.awt.event.KeyAdapter() {
public void keyTyped(java.awt.event.KeyEvent evt) {
jPasswordField1KeyTyped(evt);
}
});
jButton1.setBackground(new java.awt.Color(223, 216, 216));
jButton1.setFont(new java.awt.Font("微软雅黑", 0, 14));
jButton1.setText("\u767b\u9646");
jButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton1ActionPerformed(evt);
}
});
jButton2.setBackground(new java.awt.Color(223, 216, 216));
jButton2.setFont(new java.awt.Font("微软雅黑", 0, 14));
jButton2.setText("\u53d6\u6d88");
jButton2.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton2ActionPerformed(evt);
}
});
jLabel1.setIcon(new javax.swing.ImageIcon(
getClass().getResource("/images/login_main.jpg"))); // NOI18N
jMenu1.setText("File");
jMenu1.setFont(new java.awt.Font("微软雅黑", 0, 14));
jMenuItem1.setAccelerator(javax.swing.KeyStroke.getKeyStroke(
java.awt.event.KeyEvent.VK_Q,
java.awt.event.InputEvent.CTRL_MASK));
jMenuItem1.setText("Exit");
jMenuItem1.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
jMenuItem1MouseClicked(evt);
}
});
jMenuItem1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jMenuItem1ActionPerformed(evt);
}
});
jMenu1.add(jMenuItem1);
jMenuBar1.add(jMenu1);
jMenu2.setText("Help");
jMenu2.setFont(new java.awt.Font("微软雅黑", 0, 14));
jMenuItem2.setText("About");
jMenuItem2.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jMenuItem2ActionPerformed(evt);
}
});
jMenu2.add(jMenuItem2);
jMenuBar1.add(jMenu2);
setJMenuBar(jMenuBar1);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(
getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(layout
.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel1)
.addGroup(
layout.createSequentialGroup()
.addContainerGap()
.addGroup(
layout.createParallelGroup(
javax.swing.GroupLayout.Alignment.TRAILING,
false)
.addComponent(
jLabel2,
javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(
javax.swing.GroupLayout.Alignment.LEADING,
layout.createSequentialGroup()
.addComponent(
jLabel3)
.addPreferredGap(
javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(
layout.createParallelGroup(
javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(
layout.createSequentialGroup()
.addGap(10,
10,
10)
.addComponent(
jButton1)
.addGap(47,
47,
47)
.addComponent(
jButton2))
.addComponent(
jPasswordField1)
.addComponent(
jTextField1,
javax.swing.GroupLayout.DEFAULT_SIZE,
197,
Short.MAX_VALUE))
.addContainerGap()))));
layout.setVerticalGroup(layout
.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(
layout.createSequentialGroup()
.addComponent(jLabel1)
.addPreferredGap(
javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(
layout.createParallelGroup(
javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel2)
.addComponent(
jTextField1,
javax.swing.GroupLayout.PREFERRED_SIZE,
24,
javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(
javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(
layout.createParallelGroup(
javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel3)
.addComponent(
jPasswordField1,
javax.swing.GroupLayout.PREFERRED_SIZE,
23,
javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(
javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(
layout.createParallelGroup(
javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jButton1)
.addComponent(jButton2))
.addContainerGap(
javax.swing.GroupLayout.DEFAULT_SIZE,
Short.MAX_VALUE)));
pack();
}// /editor-fold
// GEN-END:initComponents
private void jMenuItem2ActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
About.start();
}
private void jPasswordField1KeyTyped(java.awt.event.KeyEvent evt) {
if (evt.getKeyChar() == '\n') {
String name = jTextField1.getText(); // 获取用户名
String pass = String.valueOf(jPasswordField1.getPassword());// 获取密码
User user = null;
// 未输入用户名
if (name.equals("") || name == null) {
JOptionPane.showMessageDialog(this, "用户名不允许为空！", "cuowu", 0);
return;
}
try {
user = DAOFactory.getIUserDAOInstance().findById(name);
if (user != null) {
if (user.getPass() != null user.getPass().equals(pass)) {
GlobalUser.LOGIN_USER = user; // 记录当前用户
// 进入主界面
Main.start();
this.dispose();
} else {
JOptionPane.showMessageDialog(this, "用户名或密码错误!");
return;
}
}
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
if (user == null) {
JOptionPane.showMessageDialog(this, "用户名或密码错误!", "消息", 0);
return;
}
}
}
private void formKeyTyped(java.awt.event.KeyEvent evt) {
}
private void formKeyPressed(java.awt.event.KeyEvent evt) {
}
private void jTextField1ActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
}
private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
jTextField1.setText("");
jPasswordField1.setText("");
jTextField1.requestFocus();
}
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
String name = jTextField1.getText(); // 获取用户名
String pass = String.valueOf(jPasswordField1.getPassword());// 获取密码
User user = null;
// 未输入用户名
if (name.equals("")) {
JOptionPane.showMessageDialog(this, "用户名不允许为空！");
return;
}
try {
user = DAOFactory.getIUserDAOInstance().findById(name);
if (user != null) {
if (user.getPass() != null user.getPass().equals(pass)) {
GlobalUser.LOGIN_USER = user; // 记录当前用户
// 进入主界面
Main.start();
this.dispose();
} else {
JOptionPane.showMessageDialog(this, "用户名或密码错误!", "消息", 0);
return;
}
}
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
if (user == null) {
JOptionPane.showMessageDialog(this, "用户名或密码错误!", "消息", 0);
return;
}
}
private void jMenuItem1ActionPerformed(java.awt.event.ActionEvent evt) {
if (JOptionPane.showConfirmDialog(this, "你确定要退出吗？", "提示",
JOptionPane.YES_NO_OPTION) == JOptionPane.YES_OPTION) {
System.exit(0);
}
}
private void jMenuItem1MouseClicked(java.awt.event.MouseEvent evt) {
System.exit(1);
}
/**
* @param args
* the command line arguments
*/
public static void main(String args[]) {
// System.out.println(Login.class.getResource("src/images/images/login_main.jpg"));
// new javax.swing.ImageIcon(
// Login.class.getResource("../../../../images/login_main.jpg"));
// new Login().setVisible(true);
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new Login().setVisible(true);
}
});
}
// GEN-BEGIN:variables
// Variables declaration - do not modify
private javax.swing.JButton jButton1;
private javax.swing.JButton jButton2;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private javax.swing.JLabel jLabel3;
private javax.swing.JMenu jMenu1;
private javax.swing.JMenu jMenu2;
private javax.swing.JMenuBar jMenuBar1;
private javax.swing.JMenuItem jMenuItem1;
private javax.swing.JMenuItem jMenuItem2;
private javax.swing.JPasswordField jPasswordField1;
private javax.swing.JTextField jTextField1;
// End of variables declaration//GEN-END:variables
}
java图书管理系统代码
最近好多人要这份源码啊感觉..有建表脚本..使用mysql数据库..建表之后就可以直接运行了.
采用JAVA设计一个小型图书管理程序（只要增删查改）
使用java语言设计一款小型图书管理系统，能够通过主界面根据关键字查询图书信息，能够添加图书信息和删除过去图书信息
用Java语言编程实现一个图书管理系统的主菜单。
#include iostream
#include string //C++磁盘操作头文件
#include istream
#include fstream
#include iomanip//自定义输出宽度
using namespace std;
struct Book //结构类型
{
string bookname;//书名
string author;//作者名
Book *next;
};
class BookList
{
public:
BookList(){first=new Book;first-next=NULL;}
int NewBook();
void SOldBook();
void testread();
void testwrite();
void DisplayBook();
~BookList();
private:
Book *first;
int j;
};
int BookList::NewBook()
{
Book *s;s=new Book; //为插入的新书申请结点
Book *q;q=new Book;
Book *p;p=new Book;
cout"输入新书书名：";
cins-bookname;
cout"输入作者：";
cins-author;
p=first;q=first; //建立链表
if(first-next==NULL)//如果原链表为空，把新书的结点插入到链表中
{
first-next=s; //头插法
s-next=NULL;
}
else{
while(p-next-booknames-bookname)//按书名排序插入
{
p=p-next;
if(p-next==NULL)break;
}
s-next=p-next;
p-next=s;
}
return 1;
}
void BookList::SOldBook() //查询
{
Book *s;s=new Book;
Book *p;p=new Book;
cout"输入你要查询的书名：";
cins-bookname;
p=first-next;
while(p-bookname!=s-bookname)
{
p=p-next;//接着查找下一个结点
if(p==NULL)break;
}
if(p==NULL)
cout"你所查询的书没找到!"endl;
else
cout"找到：《"p-bookname"》 "p-authorendl;
}
void BookList::testread()
{
ifstream in;j=0;//读出文件流
in.open("BookList.txt",ios::in);//以读的形式打开原文件
if(!in)
{
cerr"错误！不能打开文件！";
exit(1);
}
Book *q;q=new Book;
Book *p;p=new Book;
p=first;
cout"从BookList.txt中读出已有图书如下："endl;
while(!in.eof())//判断文件是否为空
{
inq-booknameq-author;//从文件里面读到链表
coutq-bookname" "q-authorendl;
j++;
p-next=q;
p=q;
q-next=new Book;
q=q-next;
}
p-next=NULL;
cout"共有图书"j"本"endlendl;
in.close();
}
void BookList::DisplayBook()
{
j=0;
cout"本馆现有书籍有："endl;
Book *p;p=new Book;
p=first-next;
while(p!=NULL) //输出链表中的元素
{
coutp-bookname" "p-authorendl;
p=p-next;
j++;
}
cout"共有图书"j"本"endl;
}
void BookList::testwrite()
{
ofstream out; //写入文件流
out.open("BookList.txt",ios::out);
if(!out)
{
cerr"错误！不能打开文件！";
exit(1);
}
Book *p;p=new Book;
for(p=first-next;p!=NULL;p=p-next)
{
outp-bookname'\t'p-authorendl; //把链表中的元素写到文件中
}
out.close();
}
BookList::~BookList() //析构函数
{
Book *p;p=new Book;
Book *q;q=new Book;
p=first-next;
while(p)
{
q=p;
p=p-next;
delete q;
}
}
void main()
{
char s;
int i,k,count=0;
BookList L; //定义对象
L.testread(); //把文件中的内容读到链表中
while(1)
{
char *menu[]={"输入新书","查询旧书","显示所有图书","退出",""}; //字符串指针数组
for(i=0;menu[i][0]!='\0';i++)
couti+1"、 "menu[i]endl;
cink;
switch(k)
{
case 1:count=L.NewBook();break;
case 2:L.SOldBook();break;
case 3:L.DisplayBook();break;
default:if(k!=4)cout"输入错误!"endl;break;
}
if(k==4)
{ if(count)
{ cout"修改后的BookList.txt未保存，是否保存?(y/n):";
cins;
if(s=='y')
L.testwrite();
}
break;
}
}
}
Java web 程序设计: 在数据库中建立一个表：T_BOOK，包含图书ID、图书名称、图书价格。
涉及到页面不刷新技术，这是在考察AJAX，在页面写入AJAX，利用AJAX进行访问action，调用action里的方法，要在页面写好JS
求一个java图书管管理软件登陆界面系统代码
package pack_view;
import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.GridLayout;
import java.awt.Image;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.FocusEvent;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.WindowEvent;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;
import javax.swing.plaf.multi.MultiLookAndFeel;
import pack_DB.DB;
public class Login extends JFrame{
/**
* 登陆界面
*/
private static final long serialVersionUID = 1L;
JFrame jf = new JFrame();
private JPanel panel_all ;
private JPanel panel1 = new JPanel();
private JPanel panel2= new JPanel();
private JPanel panel3 = new JPanel();
private JPanel panel4 = new JPanel();
private JLabel jLabel_title;
private JLabel jLabel_name = new JLabel();
private JLabel jLabel_password = new JLabel();
private JTextField jTextField_name = new JTextField(15);
private JPasswordField jPasswordField = new JPasswordField(15);
private JButton jb1 = new JButton();
private JButton jb2 = new JButton();
private Font font;
String cid="";
String passwd ="";
//加载背景图片
// private ImageIcon imageicon;
// private Image image;
public Login() {
jf.setTitle("客户端登陆");
jf.setSize(350, 300);
Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();//把用户的显示器屏幕的尺寸（长和宽）赋值给变量screenSize
Dimension frameSize = jf.getSize();
if (frameSize.height screenSize.height) {
frameSize.height = screenSize.height;
}
if (frameSize.width screenSize.width) {
frameSize.width = screenSize.width;
}
//把弹出的对话框窗口放置在屏幕中间
jf.setLocation((screenSize.width - frameSize.width) / 2, (screenSize.height - frameSize.height) / 2);
// imageicon = new ImageIcon(ClassLoader
// .getSystemResource("res/backgound.jpg".toString()));
panel_all = new JPanel(){
public void paintComponent(Graphics g){
super.paintComponents(g);
// image = imageicon.getImage();
// if(image != null)
// g.drawImage(image,0,0,getWidth(),getHeight(),this);
}
};
font=new Font("宋体正文", 0,20);
jLabel_title = new JLabel(new ImageIcon(ClassLoader
.getSystemResource("res/Login.jpg".toString())));
jLabel_title.setFont(font);
jLabel_title.setText("用户登陆");
jLabel_name.setFont(new java.awt.Font("Dialog", 0, 14));
jLabel_name.setText("用户名：");
jLabel_password.setFont(new java.awt.Font("Dialog", 0, 14));
jLabel_password.setText("密 码：");
jb1.setFont(new java.awt.Font("Dialog", 0, 18));
jb1.setText("确 认");
jb2.setText("取 消");
jb2.setFont(new java.awt.Font("Dialog", 0, 18));
jTextField_name.addKeyListener(new KeyAdapter()
{
public void keyPressed(KeyEvent e)
{
if(e.getKeyCode()==KeyEvent.VK_ENTER)
{
jb1.doClick();
}
}});
jPasswordField.addKeyListener(new KeyAdapter()
{
public void keyPressed(KeyEvent e)
{
if(e.getKeyCode()==KeyEvent.VK_ENTER)
{
jb1.doClick();
}
}});
panel1.add(jLabel_name);
panel1.add(jTextField_name);
panel2.add(jLabel_password);
panel2.add(jPasswordField);
panel3.add(jb1);
panel3.add(jb2);
panel4.add(jLabel_title);
panel_all.setLayout(new GridLayout(4,1));
panel_all.add(panel4);
panel_all.add(panel1);
panel_all.add(panel2);
panel_all.add(panel3);
panel_all.setOpaque(false);
jf.setLayout(new BorderLayout());
jf.add(panel_all);
jb1.addMouseListener(new MouseAdapter(){
public void mouseClicked(MouseEvent me){
// if(lc.validate(jTextField_name.getText().trim(),new String(jPasswordField.getPassword()).trim())){
// doLogin();
// new MainFrame();
// }
// else
// JOptionPane.showMessageDialog(null, "Password doesn't match account,please try again!");
}
});
jb2.addMouseListener(new MouseAdapter(){
public void mouseClicked(MouseEvent me){
System.exit(0);
}
});
jf.setVisible(true);
jf.repaint();
jf.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
/* public void doLogin(){
cid=jTextField_name.getText().trim();
passwd=jPasswordField.getText().trim();
String sql = "select *from customer where "+"cid='"+cid+"' and password='"+passwd+"'";
if (DB.connectDB()) {
if (DB.query(sql)){
System.out.print("登陆成功");
jf.dispose();
new MainFrame(cid);
return;
} else {
System.out.print("登陆失败");
return;
}
}
}
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
new Login();
}
}
网页题目：图书添加界面代码java 图书代码在哪里
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