From 0f58570a1fd274943289912c8c2663d297541b21 Mon Sep 17 00:00:00 2001
From: Rookie_Zoe <zoe@rushb.cn>
Date: Thu, 25 Oct 2018 18:20:16 +0800
Subject: [PATCH] =?UTF-8?q?[Select,=20AutoComplete]=20=E5=BD=93=E9=80=89?=
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---
 src/components/select/select.vue | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/components/select/select.vue b/src/components/select/select.vue
index 0acc3b66..8aaca7d5 100644
--- a/src/components/select/select.vue
+++ b/src/components/select/select.vue
@@ -753,7 +753,14 @@
             },
             visible(state){
                 this.$emit('on-open-change', state);
-            }
+            },
+            slotOptions(options, old){
+                // 当 dropdown 在控件上部显示时，如果选项列表的长度由外部动态变更了，
+                // dropdown 的位置会有点问题，需要重新计算
+                if (options && old && options.length !== old.length) {
+                    this.broadcast('Drop', 'on-update-popper');
+                }
+            },
         }
     };
 </script>