import java.util.logging.Level;
import java.util.logging.Logger;import org.jnativehook.GlobalScreen;
import org.jnativehook.NativeHookException;
import org.jnativehook.dispatcher.DefaultDispatchService;
import org.jnativehook.keyboard.NativeKeyEvent;
import org.jnativehook.keyboard.NativeKeyListener;public class Test implements NativeKeyListener{private static final Logger logger = Logger.getLogger(GlobalScreen.class.getPackage().getName());public static void main(String[] args) {//关闭日志
        logger.setLevel(Level.OFF);new Test();}public Test() {//添加监听调度员，如果是Swing程序，就用SwingDispatchService，不是就用默认的GlobalScreen.setEventDispatcher(new DefaultDispatchService());try {//注册监听
            GlobalScreen.registerNativeHook();//加入键盘监听，GlobalScreen.addNativeKeyListener(this);} catch (NativeHookException e) {e.printStackTrace();}}//实现键盘监听的三个方法，根据自己情况实现
    @Overridepublic void nativeKeyTyped(NativeKeyEvent nativeEvent) {System.out.println("typed"+nativeEvent.paramString());}@Overridepublic void nativeKeyPressed(NativeKeyEvent nativeEvent) {System.out.println("pressed"+nativeEvent.paramString());}@Overridepublic void nativeKeyReleased(NativeKeyEvent nativeEvent) {System.out.println("released"+nativeEvent.paramString());}
}

import java.awt.event.KeyEvent;
import java.io.File;
import java.util.ArrayList;
import java.util.List;import javax.swing.JOptionPane;import jxgrabkey.HotkeyConflictException;
import jxgrabkey.HotkeyListener;
import jxgrabkey.JXGrabKey;public class JXGrabKeyTest {private static final int MY_HOTKEY_INDEX_0 = 0;private static final int MY_HOTKEY_INDEX_1 = 1;private static final int MY_HOTKEY_INDEX_2 = 2;private static final int MY_HOTKEY_INDEX_3 = 3;private static final int MY_HOTKEY_INDEX_4 = 4;private static final int MY_HOTKEY_INDEX_5 = 5;private static final int MY_HOTKEY_INDEX_6 = 6;private static final int MY_HOTKEY_INDEX_7 = 7;private static final int MY_HOTKEY_INDEX_8 = 8;private static final int MY_HOTKEY_INDEX_9 = 9;private static final int MY_HOTKEY_INDEX_100 = 100;private static boolean hotkeyEventReceived = false;static List<Character> singleInput = new ArrayList<Character>();private static String caseCode() {StringBuffer buffer = new StringBuffer();for (Character i : singleInput) {buffer.append(i);}return buffer.toString();}public static void main(String[] args) throws Exception {//Load JXGrabKey libSystem.load(new File("lib/libJXGrabKey.so").getCanonicalPath());//Enable Debug OutputJXGrabKey.setDebugOutput(true);//Register some Hotkeytry{//int key = KeyEvent.VK_K, mask = KeyEvent.CTRL_MASK | KeyEvent.ALT_MASK | KeyEvent.SHIFT_MASK;//int key = KeyEvent.VK_F2, mask = KeyEvent.ALT_MASK; //Conflicts on GNOME
            JXGrabKey.getInstance().registerAwtHotkey(MY_HOTKEY_INDEX_0, KeyEvent.KEY_LOCATION_UNKNOWN, KeyEvent.VK_0);JXGrabKey.getInstance().registerAwtHotkey(MY_HOTKEY_INDEX_1, KeyEvent.KEY_LOCATION_UNKNOWN, KeyEvent.VK_1);JXGrabKey.getInstance().registerAwtHotkey(MY_HOTKEY_INDEX_2, KeyEvent.KEY_LOCATION_UNKNOWN, KeyEvent.VK_2);JXGrabKey.getInstance().registerAwtHotkey(MY_HOTKEY_INDEX_3, KeyEvent.KEY_LOCATION_UNKNOWN, KeyEvent.VK_3);JXGrabKey.getInstance().registerAwtHotkey(MY_HOTKEY_INDEX_4, KeyEvent.KEY_LOCATION_UNKNOWN, KeyEvent.VK_4);JXGrabKey.getInstance().registerAwtHotkey(MY_HOTKEY_INDEX_5, KeyEvent.KEY_LOCATION_UNKNOWN, KeyEvent.VK_5);JXGrabKey.getInstance().registerAwtHotkey(MY_HOTKEY_INDEX_6, KeyEvent.KEY_LOCATION_UNKNOWN, KeyEvent.VK_6);JXGrabKey.getInstance().registerAwtHotkey(MY_HOTKEY_INDEX_7, KeyEvent.KEY_LOCATION_UNKNOWN, KeyEvent.VK_7);JXGrabKey.getInstance().registerAwtHotkey(MY_HOTKEY_INDEX_8, KeyEvent.KEY_LOCATION_UNKNOWN, KeyEvent.VK_8);JXGrabKey.getInstance().registerAwtHotkey(MY_HOTKEY_INDEX_9, KeyEvent.KEY_LOCATION_UNKNOWN, KeyEvent.VK_9);JXGrabKey.getInstance().registerAwtHotkey(MY_HOTKEY_INDEX_100, KeyEvent.KEY_LOCATION_UNKNOWN, KeyEvent.VK_ENTER);}catch(HotkeyConflictException e){JOptionPane.showMessageDialog(null, e.getMessage(), e.getClass().getName(), JOptionPane.ERROR_MESSAGE);JXGrabKey.getInstance().cleanUp(); //Automatically unregisters Hotkeys and Listeners//Alternatively, just unregister the key causing this or leave it as it is //the key may not be grabbed at all or may not respond when numlock, capslock or scrollock is onreturn;}//Implement HotkeyListenerHotkeyListener hotkeyListener = new jxgrabkey.HotkeyListener(){public void onHotkey(int hotkey_idx) {switch(hotkey_idx) {case MY_HOTKEY_INDEX_0:singleInput.add((char) 0);case MY_HOTKEY_INDEX_1:singleInput.add((char) 1);case MY_HOTKEY_INDEX_2:singleInput.add((char) 2);case MY_HOTKEY_INDEX_3:singleInput.add((char) 3);case MY_HOTKEY_INDEX_4:singleInput.add((char) 4);case MY_HOTKEY_INDEX_5:singleInput.add((char) 5);case MY_HOTKEY_INDEX_6:singleInput.add((char) 6);case MY_HOTKEY_INDEX_7:singleInput.add((char) 7);case MY_HOTKEY_INDEX_8:singleInput.add((char) 8);case MY_HOTKEY_INDEX_9:singleInput.add((char) 9);case MY_HOTKEY_INDEX_100:System.out.println(caseCode());singleInput.clear();}//hotkeyEventReceived = true;
            }};//Add HotkeyListener
        JXGrabKey.getInstance().addHotkeyListener(hotkeyListener);//        //Wait for Hotkey Event
//        while(!hotkeyEventReceived){
//            Thread.sleep(1000);
//        }
//
//        // Shutdown JXGrabKey
//        JXGrabKey.getInstance().unregisterHotKey(MY_HOTKEY_INDEX); //Optional
//        JXGrabKey.getInstance().removeHotkeyListener(hotkeyListener); //Optional
//        JXGrabKey.getInstance().cleanUp();
    }
}