退出全屏 ，需要水印1

src/components/VideoPlayer/index.vue

@@ -392,12 +392,11 @@ export default {
         console.log("按键 退出全屏 执行")
       }
     })
-
     // 监听全屏事件的变化，保存数据
     window.addEventListener("fullscreenchange", () => {
       this.isFullscreen = this.isFullScreen();
     });
-    window.addEventListener("keydown", (e) => {
+    this.videoDom.addEventListener("keydown", (e) => {
       console.log("是否监听到");
       if(e.keyCode == 27){
         console.log("是否监听到 esc");