[java]代码库//挂机

package com.view;

import java.awt.Color;

/**

* 挂机界面

* @author Administrator

*

*/

public class SystemHook extends JDialog implements ActionListener{

/**

* 成员变量

*/

private static final long serialVersionUID = 1L;

private JPasswordField passwordField;

private JButton yesBut,delBut;

private JLabel keyLab;

//设置全局的锁

private String key;//可以不全为数字

private int status=0;//回车的当前状态0：set；1：get;

private Menu menu;

private JLabel alertLab;

private JLabel img1;

public int getStatus() {

return status;

}

public void setStatus(int status) {

this.status = status;

}

public String getKey() {

return key;

}

public void setKey(String key) {

this.key = key;

}

public Menu getMenu() {

return menu;

}

public void setMenu(Menu menu) {

this.menu = menu;

}

///**

// *new 测试

// */

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

//try {

//SystemHook dialog = new SystemHook();

//dialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);

//dialog.setVisible(true);

//} catch (Exception e) {

//e.printStackTrace();

//}

//}

/**

* 构造函数初始化

* @param b

* @param menu

*/

public SystemHook(Menu menu, boolean b) {

super(menu,b);

this.menu=menu;

this.setTitle("系统挂机");

setBounds(100, 100, 499, 331);

this.setLocationRelativeTo(null);

getContentPane().setLayout(null);

{

alertLab = new JLabel("系 统 修 改xi tong gua ji");

alertLab.setBounds(32, 31, 162, 58);

getContentPane().add(alertLab);

JLabel topImage = new JLabel("");

topImage.setIcon(new ImageIcon("image/挂机top.jpg"));

topImage.setBorder(new TitledBorder(""));

topImage.setBounds(0, 0, 483, 113);

getContentPane().add(topImage);

}

keyLab= new JLabel("设置挂机锁：",JLabel.RIGHT);

keyLab.setBounds(61, 154, 117, 33);

getContentPane().add(keyLab);

passwordField = new JPasswordField();

passwordField.addActionListener(this);//监听1

passwordField.setBounds(188, 154, 193, 33);

getContentPane().add(passwordField);

yesBut= new JButton("挂机");

yesBut.addActionListener(this);//监听1

yesBut.setBounds(310, 250, 71, 33);

getContentPane().add(yesBut);

delBut = new JButton("取消");

delBut.addActionListener(this);//监听1

delBut.setBounds(402, 250, 71, 33);

getContentPane().add(delBut);

img1 = new JLabel(new ImageIcon("image/挂机ico.png"));

img1.setText("挂机中......");

img1.setBounds(186, 197, 125, 33);

img1.setVisible(false);

getContentPane().add(img1);

this.setVisible(true);

}

/**

* 注册监听器1

*/

@Override

public void actionPerformed(ActionEvent de) {

// TODO Auto-generated method stub

String type=de.getActionCommand();

String psw=new String(passwordField.getPassword());

if(type.equals("挂机")){

this.getPsw(psw);

}else if(de.getSource()==passwordField){

//回车0挂机;1解锁

if(status==0){

this.getPsw(psw);

}else if(status==1){

this.openKey(psw);

}

}else if(de.getSource()==delBut){

passwordField.setText("");//设为空

menu.setVisible(true);//显示系统界面

this.dispose();

}else if(type.equals("解锁")){

this.openKey(psw);

}

}

/**

* 解锁

* @param psw

*/

public void openKey(String psw) {

if(StringUtil.isNotNull(psw)){

if(psw.equals(key)){

menu.setVisible(true);//显示系统界面

status=0;//设为set锁回车

this.dispose();//关闭此窗口

}else{

JOptionPane.showMessageDialog(null, "你输入的解锁码不正确");

passwordField.setText("");//为空

}

}else{

JOptionPane.showMessageDialog(null, "请输入解锁码");

}

}

/**

* 设置密码

* @param psw

*/

public void getPsw(String psw) {

if(StringUtil.isNotNull(psw)){

if(psw.length()>=6){

key=psw;

yesBut.setText("解锁");

keyLab.setText("解锁密码：");

img1.setVisible(true);//显示挂机锁

yesBut.setForeground(Color.red);

passwordField.setText("");

status=1;//设为解锁回车

}else{

JOptionPane.showMessageDialog(null, "请设置密码至少6位");

}

}else{

JOptionPane.showMessageDialog(null, "请设置密码锁！");

}

}

}