增加视频播放返回按钮显示隐藏

me/detail/detail.nvue

@@ -6,7 +6,7 @@
 				<view class="swipers-items" @longpress="openBs()" @appear="appear(item.courseDetailsId,i)"
 					:style="boxStyle">
 					<!-- 视频 -->
-					<video :show-fullscreen-btn="false" @controlstoggle="controlstoggles" object-fit="cover"
+					<video :show-fullscreen-btn="false" @controlstoggle="controlstoggles" object-fit="contain"
 						v-if="isShowVideo == item.courseDetailsId && item.videoUrl" :play-strategy="2"
 						:show-loading="true" codec="software" :muted="false" :show-center-play-btn="true" :loop="true"
 						@timeupdate="timeupdate"
@@ -18,7 +18,7 @@
 						mode="aspectFill">
 					</image>
 					<!-- 返回图标 -->
-					<image src="../static/nvueIcon/backs.png" @click="goBack()" class="swipers-items-back" mode="">
+					<image v-if="showBack" src="../static/nvueIcon/backs.png" @click="goBack()" class="swipers-items-back" mode="">
 					</image>
 					<!-- 右边操作 -->
 					<view class="swipers-items-right" :style="rightTop" v-if="showControls">
@@ -313,6 +313,7 @@
 	export default {
 		data() {
 			return {
+				showBack:false,
 				noBuyVideoIndex:null,
 				// 奖品列表，
 				showMoney: true,
@@ -845,6 +846,7 @@
 			//显示/隐藏适配控制器的回调
 			controlstoggles(e) {
 				this.showControls = e.detail.show
+				this.showBack=!this.showBack
 				// console.log(e.detail.show, '显示/隐藏控制栏')
 			},
 			//打开倍速弹框