java全局监听按键,JAVA程序全局键盘监听事件

JAVA程序全局键盘监听事件

// 注册应用程序全局键盘事件, 所有的键盘事件都会被此事件监听器处理.

Toolkit tk = Toolkit.getDefaultToolkit();

tk.addAWTEventListener(new MyAWTEventListener(), AWTEvent.KEY_EVENT_MASK);

class MyAWTEventListener implements AWTEventListener {

private boolean controlPressed = false;

private boolean cPressed       = false;

@Override

public void eventDispatched(AWTEvent event) {

if (event.getClass() == KeyEvent.class) {

// 被处理的事件是键盘事件.

KeyEvent keyEvent = (KeyEvent) event;

if (keyEvent.getID() == KeyEvent.KEY_PRESSED) {

keyPressed(keyEvent);

} else if (keyEvent.getID() == KeyEvent.KEY_RELEASED) {

keyReleased(keyEvent);

}

}

}

private void keyPressed(KeyEvent event) {

if (event.getKeyCode() == KeyEve