Java Robot Class KeyPress

Question

代码

Robot r=new Robot();
r.keyPress(KeyEvent.VK_CAPS_LOCK);
r.keyPress(KeyEvent.VK_V);
r.keyPress(KeyEvent.VK_CAPS_LOCK);

打印V后，

不会关闭。我该如何解决？

Answer 1

按下后必须释放按键：

Robot r=new Robot();
r.keyPress(KeyEvent.VK_CAPS_LOCK);
r.keyRelease(KeyEvent.VK_CAPS_LOCK);
r.keyPress(KeyEvent.VK_V);
r.keyRelease(KeyEvent.VK_V);
r.keyPress(KeyEvent.VK_CAPS_LOCK);
r.keyRelease(KeyEvent.VK_CAPS_LOCK);