feat(address-edit): add area-columns-placeholder props (#4582)

src/address-edit/README.md

@@ -64,6 +64,7 @@ export default {
 | Attribute | Description | Type | Default | Version |
 |------|------|------|------|------|
 | area-list | Area List | *object* | - | - |
+| area-columns-placeholder | placeholder of area columns | *string[]* | `[]` | - |
 | address-info | Address Info | *AddressInfo* | `{}` | - |
 | search-result | Address search result | *SearchResult[]* | `[]` | - |
 | show-postal | Whether to show postal field | *boolean* | `false` | - |

src/address-edit/README.zh-CN.md

@@ -64,6 +64,7 @@ export default {
 | 参数 | 说明 | 类型 | 默认值 | 版本 |
 |------|------|------|------|------|
 | area-list | 地区列表 | *object* | - | - |
+| area-columns-placeholder | 地区选择列占位提示文字 | *string[]* | `[]` | - |
 | address-info | 收货人信息初始值 | *AddressInfo* | `{}` | - |
 | search-result | 详细地址搜索结果 | *SearchResult[]* | `[]` | - |
 | show-postal | 是否显示邮政编码 | *boolean* | `false` | - |

src/address-edit/index.js

@@ -68,6 +68,10 @@ export default createComponent({
     postalValidator: {
       type: Function,
       default: isPostal
+    },
+    areaColumnsPlaceholder: {
+      type: Array,
+      default: () => []
     }
   },
 
@@ -336,6 +340,7 @@ export default createComponent({
             loading={!this.areaListLoaded}
             value={data.areaCode}
             areaList={this.areaList}
+            columnsPlaceholder={this.areaColumnsPlaceholder}
             onConfirm={this.onAreaConfirm}
             onCancel={() => {
               this.showAreaPopup = false;