react-native實現樹結構選擇元件
阿新 • • 發佈:2019-01-24
react-native-tree-select
react-native-tree-select
樹結構選擇元件
專案結構
--components: treeSelect元件
--treeSelectExample: 元件演示程式碼
--.gitignore:git忽略檔案
--README.md:說明文件
Example usage:
1.基本用法
首先能夠通過如下命令進行安裝
npm i react-native-tree-select
然後通過下面命令進行匯入:
import TreeSelect from 'react-native-tree-select';
如下程式碼是簡單的使用
import TreeSelect from 'react-native-tree-select';
...
render() {
return (
<TreeSelect
data={treeselectData}
isOpen
onClick={this._onClick}
onClickLeaf={this._onClickLeaf}
/>
);
}
注意:資料結構如下面形式:
[ { "id":"A", "name":"農、林、牧、漁業", "sortNo":"A", "parentId":"0", "children": [ { "id":"A01", "name":"農業", "sortNo":"A01", "parentId":"A", "children": [ { "id":"A011", "name":"穀物種植", "sortNo":"A011", "parentId":"A01" }, { "id":"A012", "name":"豆類、油料和薯類種植", "sortNo":"A012", "parentId":"A01" }, { "id":"A013", "name":"棉、麻、糖、菸草種植", "sortNo":"A013", "parentId":"A01" }, { "id":"A014", "name":"蔬菜、食用菌及園藝作物種植", "sortNo":"A014", "parentId":"A01" }, { "id":"A015", "name":"水果種植", "sortNo":"A015", "parentId":"A01" }, { "id":"A016", "name":"堅果、含油果、香料和飲料作物種植", "sortNo":"A016", "parentId":"A01" }, { "id":"A017", "name":"中藥材種植", "sortNo":"A017", "parentId":"A01" } ] } ] }, { "id":"B", "name":"採礦業", "sortNo":"B", "parentId":"0", "children": [ { "id":"B06", "name":"煤炭開採和洗選業", "sortNo":"B06", "parentId":"B", "children": [ { "id":"B061", "name":"煙煤和無煙煤開採洗選", "sortNo":"B061", "parentId":"B06" }, { "id":"B062", "name":"褐煤開採洗選", "sortNo":"B062", "parentId":"B06" }, { "id":"B069", "name":"其他煤炭採選", "sortNo":"B069", "parentId":"B06" } ] } ] } ]
2.傳遞的Props:
Props | Explain | type | require | default |
---|---|---|---|---|
data | 資料,樹結構資料 | array | yes | [] |
onClick | 點選時的事件,返回點選的節點和節點路徑{ item, routes } | function | no | no |
onClickLeaf | 點選葉子節點時的事件,返回點選的節點和節點路徑{ item, routes } | function | no | no |
isOpen | 是否預設開啟所有的節點 | boolean | no | false |
openIds | 指定預設開啟的節點id | array | no | [] |
3.本地執行
在本地執行,首先得克隆該專案,使用下面命令進行克隆
先克隆該專案
git clone https://github.com/suwu150/react-native-tree-select.git
然後進入專案,cd treeSelectExample進入到演示專案,通過以下命令安裝依賴
npm install
通過以下命令執行專案
react-native run-ios
4.元件簡介
能夠按照資料結構進行展開樹狀結構,通常用來進行展示具有明顯層級關係的資料結構