From b422a8464dd40a90662cfefc7100ae4427193228 Mon Sep 17 00:00:00 2001
From: liyang <1711467488@qq.com>
Date: Tue, 3 Jul 2018 10:04:54 +0800
Subject: [PATCH] no message

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Former-commit-id: abe5f4bc9e84aa19d4a90b7b3b6d2c8e7ff79e17
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Former-commit-id: c1091d94bd8785464f54768498cdaee47e0b8987
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---
 .../components/-menu-side/index.vue           | 32 +++++++++++++++----
 1 file changed, 26 insertions(+), 6 deletions(-)

diff --git a/src/components/core/d2-layout-main/components/-menu-side/index.vue b/src/components/core/d2-layout-main/components/-menu-side/index.vue
index 673e1e6f..b76dbb3e 100644
--- a/src/components/core/d2-layout-main/components/-menu-side/index.vue
+++ b/src/components/core/d2-layout-main/components/-menu-side/index.vue
@@ -52,6 +52,13 @@ export default {
     }
   },
   watch: {
+    // 折叠和展开菜单的时候销毁 better scroll
+    collapse (val) {
+      this.scrollDestroy()
+      setTimeout(() => {
+        this.scrollInit()
+      }, 500)
+    },
     '$route.matched': {
       handler (val) {
         const path = val[0].path
@@ -68,13 +75,26 @@ export default {
     }
   },
   mounted () {
-    this.BS = new BScroll(this.$el, {
-      mouseWheel: true,
-      scrollbar: {
-        fade: true,
-        interactive: false
+    this.scrollInit()
+  },
+  beforeDestroy () {
+    this.scrollDestroy()
+  },
+  methods: {
+    scrollInit () {
+      this.BS = new BScroll(this.$el, {
+        mouseWheel: true,
+        scrollbar: {
+          fade: true,
+          interactive: false
+        }
+      })
+    },
+    scrollDestroy () {
+      if (this.BS) {
+        this.BS.destroy()
       }
-    })
+    }
   }
 }
 </script>