<template>
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<div class="p-4">
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<div class="mb-4">
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<a-button @click="handleLevel(2)" class="mr-2">显示到第2级</a-button>
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<a-button @click="handleLevel(1)" class="mr-2">显示到第1级</a-button>
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<a-button @click="handleSetCheckData" class="mr-2">设置勾选数据</a-button>
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<a-button @click="handleGetCheckData" class="mr-2">获取勾选数据</a-button>
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<a-button @click="handleSetSelectData" class="mr-2">设置选中数据</a-button>
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<a-button @click="handleGetSelectData" class="mr-2">获取选中数据</a-button>
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<a-button @click="handleSetExpandData" class="mr-2">设置展开数据</a-button>
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<a-button @click="handleGetExpandData" class="mr-2">获取展开数据</a-button>
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</div>
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<div class="mb-4">
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<a-button @click="appendNodeByKey(null)" class="mr-2">添加根节点</a-button>
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<a-button @click="appendNodeByKey('2-2')" class="mr-2">添加在parent3内添加节点</a-button>
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<a-button @click="deleteNodeByKey('2-2')" class="mr-2">删除parent3节点</a-button>
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<a-button @click="updateNodeByKey('1-1')" class="mr-2">更新parent2节点</a-button>
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</div>
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<CollapseContainer title="函数操作" class="w-1/3 mr-4" :canExpan="false">
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<BasicTree :treeData="treeData" ref="treeRef" :checkable="true" />
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</CollapseContainer>
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</div>
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</template>
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<script lang="ts">
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import { defineComponent, ref, unref } from 'vue';
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import { BasicTree, TreeActionType } from '/@/components/Tree/index';
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import { treeData } from './data';
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import { CollapseContainer } from '/@/components/Container/index';
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import { useMessage } from '/@/hooks/web/useMessage';
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export default defineComponent({
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components: { BasicTree, CollapseContainer },
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setup() {
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const treeRef = ref<RefInstanceType<TreeActionType>>(null);
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const { createMessage } = useMessage();
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function getTree() {
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const tree = unref(treeRef);
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if (!tree) {
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throw new Error('tree is null!');
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}
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return tree.$;
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}
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function handleLevel(level: number) {
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getTree().filterByLevel(level);
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}
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function handleSetCheckData() {
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getTree().setCheckedKeys(['0-0']);
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}
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function handleGetCheckData() {
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const keys = getTree().getCheckedKeys();
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createMessage.success(JSON.stringify(keys));
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}
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function handleSetSelectData() {
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getTree().setSelectedKeys(['0-0']);
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}
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function handleGetSelectData() {
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const keys = getTree().getSelectedKeys();
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createMessage.success(JSON.stringify(keys));
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}
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function handleSetExpandData() {
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getTree().setExpandedKeys(['0-0']);
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}
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function handleGetExpandData() {
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const keys = getTree().getExpandedKeys();
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createMessage.success(JSON.stringify(keys));
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}
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function appendNodeByKey(parentKey: string | null = null) {
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getTree().insertNodeByKey({
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parentKey: parentKey,
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node: {
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title: '新增节点',
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key: '2-2-2',
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},
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// 往后插入
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push: 'push',
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// 往前插入
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// push:'unshift'
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});
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}
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function deleteNodeByKey(key: string) {
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getTree().deleteNodeByKey(key);
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}
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function updateNodeByKey(key: string) {
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getTree().updateNodeByKey(key, {
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title: 'parent2-new',
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});
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}
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return {
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treeData,
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treeRef,
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handleLevel,
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handleSetCheckData,
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handleGetCheckData,
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handleSetSelectData,
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handleGetSelectData,
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handleSetExpandData,
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handleGetExpandData,
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appendNodeByKey,
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deleteNodeByKey,
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updateNodeByKey,
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};
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},
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});
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</script>
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