第三方包jintellitype实现Java设置全局热键

 package com.jebysun.globlehotkey;
 
 import java.awt.Insets;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 
 import javax.swing.JButton;
 import javax.swing.JFrame;
 import javax.swing.JOptionPane;
 
 import com.melloware.jintellitype.HotkeyListener;
 import com.melloware.jintellitype.JIntellitype;
 
 /**
 * 利用JIntellitype实现全局热键设置
 * @author Jeby Sun
 *
 */
 public class GlobleHotKeyDemo extends JFrame {
 
   private static final long serialVersionUID = 1L;
   
   //定义热键标识，用于在设置多个热键时，在事件处理中区分用户按下的热键
   public static final int FUNC_KEY_MARK = 1;
   public static final int EXIT_KEY_MARK = 0;
   
   JButton msgBtn;
   JButton exitBtn;
 
   public GlobleHotKeyDemo() {
     this.setTitle("全局热键设置");
     this.setBounds(100, 100, 600, 400);
     this.setLayout(null);
     this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
     
     msgBtn = new JButton("弹出框（Alt+S）");
     //设置按钮边距
     msgBtn.setMargin(new Insets(0,0,0,0));
     msgBtn.setFocusable(false);
     msgBtn.setBounds(20, 20, 120, 30);
     msgBtn.addActionListener(new ActionListener() {
       @Override
       public void actionPerformed(ActionEvent e) {
         showMessage();
       }
     });
     this.add(msgBtn);
     
     exitBtn = new JButton("退出（Alt+Q）");
     exitBtn.setMargin(new Insets(0,0,0,0));
     exitBtn.setFocusable(false);
     exitBtn.setBounds(160, 20, 120, 30);
     exitBtn.addActionListener(new ActionListener() {
       @Override
       public void actionPerformed(ActionEvent e) {
         System.exit(0);
       }
     });
     this.add(exitBtn);
     
     //第一步：注册热键，第一个参数表示该热键的标识，第二个参数表示组合键，如果没有则为0，第三个参数为定义的主要热键
     JIntellitype.getInstance().registerHotKey(FUNC_KEY_MARK, JIntellitype.MOD_ALT, (int)'S'); 
     JIntellitype.getInstance().registerHotKey(EXIT_KEY_MARK, JIntellitype.MOD_ALT, (int)'Q'); 
     
     //第二步：添加热键监听器
     JIntellitype.getInstance().addHotKeyListener(new HotkeyListener() {
       
       @Override
       public void onHotKey(int markCode) {
         switch (markCode) { 
         case FUNC_KEY_MARK: 
           showMessage();
           break; 
         case EXIT_KEY_MARK: 
           System.exit(0);
           break;  
         }         
       }
     }); 
     
     this.setVisible(true);
   }
   
   public void showMessage() {
     JOptionPane.showMessageDialog(null, "就算把窗口最小化，按快捷键Alt+S也可以弹出提示框哦！", "弹出框标题", JOptionPane.INFORMATION_MESSAGE);
   }
   
   public static void main(String[] args) {
     new GlobleHotKeyDemo();
   }
 }