切换声部的时候 记录当前状态

src/state.ts

@@ -1496,9 +1496,17 @@ function initMusicSource(data: any, tracks: string[], partIndex: number) {
   }
 }
 const setState = (data: any, index: number) => {
-  // 根据当前文件有没有 设置当前的播放模式
-  if(!state.music){
-    if(state.accompany){
+  // 获取当前模式 声部切换用
+  const localStoragePlayType = localStorage.getItem("musicScorePlayType")
+  if(localStoragePlayType) {
+    localStorage.removeItem("musicScorePlayType")
+    state.playType = localStoragePlayType as any
+  }
+    // 根据当前文件有没有 设置当前的播放模式
+  if(state.playType === "play"){
+    if(state.music){
+      state.playSource = "music"
+    }else if(state.accompany){
       state.playSource = "background"
     }else{
       if(state.fanSong){
@@ -1512,7 +1520,24 @@ const setState = (data: any, index: number) => {
         state.playSource = "mingSong"
       }
     }
+  }else{
+    if(state.fanSong){
+      state.playSource = "music"
+    }else if(state.banSong){
+      state.playSource = "background"
+    }else if(state.mingSong){
+      state.playSource = "mingSong"
+    }else{
+      if(state.music){
+        state.playType = "play"
+        state.playSource = "music"
+      }else if(state.accompany){
+        state.playType = "play"
+        state.playSource = "background"
+      }
+    }
   }
+
   state.appName = "COLEXIU";
   state.detailId = data.bizId;
   state.xmlUrl = data.xmlFileUrl;

src/view/plugins/toggleMusicSheet/index.tsx

@@ -69,6 +69,8 @@ export default defineComponent({
           type: 'fullscreen',
         },
       })
+      // 存储当前 模式
+      localStorage.setItem("musicScorePlayType", state.playType)
       const _url =
         location.origin +
         location.pathname +