private JPasswordField pfPasswd; private JButton bConfirm, bCancel; private Container con; private JPanel[] pCon; private User info; public Login() { }
super(\用户登录\); // 控件初始化
con = getContentPane();
lPosition = new JLabel(\身 份：\); lName = new JLabel(\用户名：\); lPasswd = new JLabel(\密 码：\);
lTitle = new JLabel(\实验室设备管理系统\); lTitle.setForeground(Color.RED); pfPasswd = new JPasswordField(); bConfirm = new JButton(\确定\); bCancel = new JButton(\取消\);
String[] aPosition = new String[] { \系统管理员\, \仓库管理员\, \实验室
\购买登记员\, \上级领导\ };
管理员\,
cbPosition = new JComboBox(aPosition); int index = cbPosition.getSelectedIndex(); if (index == 0) { }
// 数组初始化
pCon = new JPanel[5];
String[] cName = info.getIdByPosition(info); cbName = new JComboBox(cName); for (int i = 0; i < pCon.length; i++)
pCon[i] = new JPanel(); info = new Administration(); info = new StoreManager(); info = new LabManager(); info = new BuyManager(); info = new OverLeader(); } else if (index == 1) { } else if (index == 2) { } else if (index == 3) { } else {
// 定义按钮，下拉框处理器
class ListenAction implements ActionListener {
public void actionPerformed(ActionEvent e) {
if (e.getSource() == bConfirm) {//点击确定按钮
info.setuId(cbName.getSelectedItem().toString()); info.setuPasswd(new String(pfPasswd.getPassword())); info.setuPosition(cbPosition.getSelectedItem().toString()); if (info.login(info)) {
new Main(info).launch(); setVisible(false); pfPasswd.setText(null);
JOptionPane.showMessageDialog(new Login(), \用户名，密码或
}
// 添加监听器
cbPosition.addActionListener(new ListenAction()); bConfirm.addActionListener(new ListenAction()); bCancel.addActionListener(new ListenAction()); pfPasswd.addKeyListener(new ListenKey());
// 控件设置
pfPasswd.setEchoChar('*'); pfPasswd.setColumns(10); setBounds(400, 100, 400, 400); setVisible(true);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); public void launch() {
// 控件添加
con.setLayout(new GridLayout(5, 1)); pCon[0].add(lPosition); pCon[0].add(cbPosition); pCon[1].add(lName); pCon[1].add(cbName); pCon[2].add(lPasswd); pCon[2].add(pfPasswd); pCon[3].add(bConfirm); pCon[3].add(bCancel); pCon[4].add(lTitle); add(pCon[4]);
for (int i = 0; i < pCon.length - 1; i++)
con.add(pCon[i]);
} else {
身份错误\); } }
}
}
//定义键盘处理器
class ListenKey extends KeyAdapter {
@SuppressWarnings(\) public void keyPressed(KeyEvent e) {
if (e.getKeyText(e.getKeyCode()).compareToIgnoreCase(\) == }
bConfirm.doClick();
}
}
}
pfPasswd.setText(null);
}
int index = cbPosition.getSelectedIndex(); if (index == 0) { }
String[] cName = info.getIdByPosition(info);
//刷新用户名列表
cbName.removeAllItems();
for (int i = 0; i < cName.length; i++)
cbName.addItem(cName[i]); info = new Administration(); info = new StoreManager(); info = new LabManager(); info = new BuyManager(); info = new OverLeader(); } else if (index == 1) { } else if (index == 2) { } else if (index == 3) { } else {
pfPasswd.setText(null);
} else if (e.getSource() == cbPosition) {//身份下拉框改变时
} else {
System.exit(0);
0) {
2、主界面：
package com.niit.gui_event;
import javax.swing.*; import com.niit.logical.*; import java.awt.event.*;
public class Main extends JFrame {
public Main() { }
super(\实验室设备管理系统\); tp = new JTabbedPane(); p = new JPanel[8]; /** * */
private static final long serialVersionUID = 1L; private JTabbedPane tp; private JPanel p[];
private User info;
public Main(User info){ }
public void launch() {
tp.addTab(\用户管理\, p[0]); tp.addTab(\设备入库\, p[1]); tp.addTab(\设备出库\, p[2]); tp.addTab(\设备登记\, p[3]); tp.addTab(\设备申请\, p[4]); tp.addTab(\审核申请\, p[5]); tp.addTab(\统计查询\, p[6]); tp.addTab(\个人信息维护\, p[7]);
if(info instanceof Administration){
tp.setEnabledAt(1, false); tp.setEnabledAt(2, false); tp.setEnabledAt(3, false); tp.setEnabledAt(4, false); tp.setEnabledAt(5, false); tp.setEnabledAt(6, false); tp.setEnabledAt(0, false); tp.setEnabledAt(3, false); tp.setEnabledAt(5, false); tp.setSelectedIndex(1); tp.setEnabledAt(0, false); tp.setEnabledAt(1, false); tp.setEnabledAt(2, false); tp.setEnabledAt(5, false); tp.setSelectedIndex(3); this();
this.info=info;
p[0] = new UserManage(); p[1] = new EquipIn(); p[2] = new EquipOut(); p[3] = new Register(info); p[4] = new Apply(info); p[5] = new Checks(info); p[6]= new Search();
p[7]=new PasswdModyfy(info);
}else if(info instanceof StoreManager){
}else if(info instanceof LabManager){
}else if(info instanceof BuyManager){