From 6f1fc76e30cd74bf67fd8bfbfbb9558410c0c40e Mon Sep 17 00:00:00 2001
From: Lengxu <407466029@qq.com>
Date: Thu, 16 Nov 2017 02:02:41 -0600
Subject: [PATCH] Select: fix input height resetting in default size
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* dropdown 组件 新增触发下拉框显示隐藏时， 触发visible事件，传递当前下拉框显示状态

* Dropdown 修改事件名称，新增文档

* Dropdown 统一事件名称，修改文档

* Dropdown 统一事件名称，修改文档

* 完善form表单prop字段介绍

* Repair of multiple height calculation bug
---
 packages/select/src/select.vue | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/select/src/select.vue b/packages/select/src/select.vue
index 3a239e878..464e6f229 100644
--- a/packages/select/src/select.vue
+++ b/packages/select/src/select.vue
@@ -556,7 +556,7 @@
           let input = [].filter.call(inputChildNodes, item => item.tagName === 'INPUT')[0];
           const tags = this.$refs.tags;
           input.style.height = this.selected.length === 0
-            ? sizeMap[this.selectSize] + 'px'
+            ? sizeMap[this.selectSize] || 40 + 'px'
             : Math.max(tags ? (tags.clientHeight + 10) : 0, sizeMap[this.selectSize] || 40) + 'px';
           if (this.visible && this.emptyText !== false) {
             this.broadcast('ElSelectDropdown', 'updatePopper');