退出全屏 ，需要水印3

src/components/VideoPlayer/index.vue

@@ -388,7 +388,7 @@ export default {
     window.addEventListener("F", () => {
       this.isFullscreen = this.isFullScreen();
     });
-
+    document.addEventListener('fullscreenchange', handleFullscreenChange);
     // this.videoDom.addEventListener('keydown', function(e){
     //   //console.log('\x1b[31m%s\x1b[0m','*****************加载失败**********')
     //   console.log("video is exit");
@@ -613,6 +613,16 @@ export default {
       const currentTime = this.$refs.video.currentTime;
       this.$emit('onTimeUpdate', currentTime);
     },
+    /**
+     * 监听全屏变化
+     */
+    handleFullscreenChange() {
+      this.isFullscreen = !!document.fullscreenElement;
+      if (!this.isFullscreen) {
+        // 退出全屏后的逻辑（如暂停视频、更新 UI 等）
+        console.log('ESC 已退出全屏');
+      }
+    }
   },
   watch: {
     currentVolume: function () {