l

egret/src/mainScene/MainScene.ts

@@ -48,7 +48,7 @@ import { createData } from '../startScene/StartScene';
 import { Loading2 } from '../something/uis/Loading2';
 import { BonusTime } from '../something/uis/BonusTime';
 import { NetName } from '../../libs/tw/enum/NetName';
-import { playGameBg } from '../soundCtrl2';
+import { playGameBg, toggleGameBg, getGameBgOn } from '../soundCtrl2';
 
 const aniClass = {
     "BoomAni": BoomAni,
@@ -198,8 +198,6 @@ export default class MainScene extends Scene {
     bonusTime: BonusTime;
     start(data) {
         super.start();
-        stopBg();
-        playGameBg();
         //初始化索引信息
         Tool.init();
         //第几关
@@ -371,9 +369,12 @@ export default class MainScene extends Scene {
             this.soundBtn.source = "mainSoundBtnOff_png"
         }
         if (getBgOn()) {
-            this.musicBtn.source = "mainMusicBtnOn_png"
+            this.musicBtn.source = "mainMusicBtnOn_png";
+            stopBg();
+            playGameBg();
         } else {
-            this.musicBtn.source = "mainMusicBtnOff_png"
+            this.musicBtn.source = "mainMusicBtnOff_png";
+            stopBg();
         }
         //初始化道具信息
         var arrObj = ["boomBtnNum", "hammerBtnNum", "stepBtnNum"];
@@ -757,8 +758,9 @@ export default class MainScene extends Scene {
         }
     }
     onTap_musicBtn() {
-        toggleBg();
-        if (getBgOn()) {
+        // toggleBg();
+        toggleGameBg();
+        if (getGameBgOn()) {
             this.musicBtn.source = "mainMusicBtnOn_png"
         } else {
             this.musicBtn.source = "mainMusicBtnOff_png"

egret/src/soundCtrl2.ts

 let bgOn = true;
 let bgChannel: egret.SoundChannel;
 let loading = false;
-
+export const getGameBgOn=()=>{
+    return bgOn
+}
 export const toggleGameBg = () => {
     bgOn = !bgOn;
     if (bgChannel) {