📝 tree-select open custom icon

components/tree-select/index.en-US.md

@@ -34,6 +34,7 @@ Any data whose entries are defined in a hierarchical manner is fit to use this c
 | placeholder | Placeholder of the select input | string | - |
 | searchPlaceholder | Placeholder of the search input | string | - |
 | searchValue | work with `onSearch` to make search value controlled. | string | - |
+| treeIcon | Shows the icon before a TreeNode's title. There is no default style; you must set a custom style for it if set to `true` | boolean | false |
 | showCheckedStrategy | The way show selected item in box. **Default:** just show child nodes. **`TreeSelect.SHOW_ALL`:** show all checked treeNodes (include parent treeNode). **`TreeSelect.SHOW_PARENT`:** show checked treeNodes (just show parent treeNode). | enum { TreeSelect.SHOW_ALL, TreeSelect.SHOW_PARENT, TreeSelect.SHOW_CHILD } | TreeSelect.SHOW_CHILD |
 | showSearch | Whether to display a search input in the dropdown menu(valid only in the single mode) | boolean | false |
 | size | To set the size of the select input, options: `large` `small` | string | 'default' |

components/tree-select/index.zh-CN.md

@@ -34,6 +34,7 @@ title: TreeSelect
 | placeholder | 选择框默认文字 | string | - |
 | searchPlaceholder | 搜索框默认文字 | string | - |
 | searchValue | 搜索框的值，可以通过 `onSearch` 获取用户输入 | string | - |
+| treeIcon | 是否展示 TreeNode title 前的图标，没有默认样式，如设置为 true，需要自行定义图标相关样式 | boolean | false |
 | showCheckedStrategy | 定义选中项回填的方式。`TreeSelect.SHOW_ALL`: 显示所有选中节点(包括父节点). `TreeSelect.SHOW_PARENT`: 只显示父节点(当父节点下所有子节点都选中时). 默认只显示子节点. | enum{TreeSelect.SHOW_ALL, TreeSelect.SHOW_PARENT, TreeSelect.SHOW_CHILD } | TreeSelect.SHOW_CHILD |
 | showSearch | 在下拉中显示搜索框(仅在单选模式下生效) | boolean | false |
 | size | 选择框大小，可选 `large` `small` | string | 'default' |