uniapp x 怎么监听页面物理键盘按下？

uni-app-x的addeventlistener怎么使用？
https://doc.dcloud.net.cn/uni-app-x/dom/unielement.html#addeventlistener

https://doc.dcloud.net.cn/uni-app-x/plugin/uts-for-android.html#_4-2-1-getuniactivity

怎么重写dispatchKeyEvent事件

let decorView = UTSAndroid.getUniActivity()!.window.decorView;  
console.log(decorView);  
//打印{"dispatchGenericMotionEvent":"f () { [native code] } ","dispatchKeyEvent":"f () { [native code] } ","dispatchKeyShortcutEvent":"f () { [native code] } ","dispatchPointerCaptureChanged":"f () { [native code] } ","dispatchTouchEvent":"f () { [native code] } ","dispatchTrackballEvent":"f () { [native code] } ","draw":"f () { [native code] } ","gatherTransparentRegion":"f () { [native code] } ","getBackground":"f () { [native code] } ","getResources":"f () { [native code] } ","getWindowInsetsController":"f () { [native code] } ","isTransitionGroup":"f () { [native code] } ","onApplyWindowInsets":"f () { [native code] } ","onAttachedToWindow":"f () { [native code] } ","onConfigurationChanged":"f () { [native code] } ","onDetachedFromWindow":"f () { [native code] } ","onDraw":"f () { [native code] } ","onInterceptTouchEvent":"f () { [native code] } ","onLayout":"f () { [native code] } ","onMeasure":"f () { [native code] } ","onTouchEvent":"f () { [native code] } ","onWindowFocusChanged":"f () { [native code] } ","onWindowSystemUiVisibilityChanged":"f () { [native code] } ","sendAccessibilityEvent":"f () { [native code] } ","setBackgroundDrawable":"f () { [native code] } ","setOutlineProvider":"f () { [native code] } ","showContextMenuForChild":"f () { [native code] } ","startActionMode":"f () { [native code] } ","startActionModeForChild":"f () { [native code] } ","toString":"f () { [native code] } "}