Ben Lin
2024-07-20 eed29804d3973801f8eac3ad9bead1e608f05b6a
src/views/demo/tree/index.vue
@@ -3,7 +3,9 @@
    <Row :gutter="[16, 16]">
      <Col :span="8">
        <BasicTree title="基础示例,默认展开第一层" :treeData="treeData" defaultExpandLevel="1">
          <template #title> 123123 </template>
          <template #icon><SmileTwoTone style="font-size: 16px" /></template>
          <template #title>666</template>
          <template #switcherIcon> <CarryOutOutlined /></template>
        </BasicTree>
      </Col>
      <Col :span="8">
@@ -53,96 +55,80 @@
    </Row>
  </PageWrapper>
</template>
<script lang="ts">
  import { defineComponent, nextTick, ref, unref } from 'vue';
  import { BasicTree, TreeActionType, TreeItem } from '/@/components/Tree/index';
<script lang="ts" setup>
  import { nextTick, ref, unref } from 'vue';
  import { BasicTree, TreeActionType, TreeItem } from '@/components/Tree';
  import { treeData } from './data';
  import { PageWrapper } from '/@/components/Page';
  import { PageWrapper } from '@/components/Page';
  import { Card, Row, Col, Spin } from 'ant-design-vue';
  import { cloneDeep, uniq } from 'lodash-es';
  import { isArray } from '/@/utils/is';
  import { isArray } from '@/utils/is';
  import { type Nullable } from '@vben/types';
  import { SmileTwoTone, CarryOutOutlined } from '@ant-design/icons-vue';
  export default defineComponent({
    components: { BasicTree, PageWrapper, Card, Row, Col, Spin },
    setup() {
      const asyncTreeRef = ref<Nullable<TreeActionType>>(null);
      const asyncExpandTreeRef = ref<Nullable<TreeActionType>>(null);
      const loadTreeRef = ref<Nullable<TreeActionType>>(null);
      const tree2 = ref<TreeItem[]>([]);
      const treeLoading = ref(false);
  const asyncTreeRef = ref<Nullable<TreeActionType>>(null);
  const asyncExpandTreeRef = ref<Nullable<TreeActionType>>(null);
  const loadTreeRef = ref<Nullable<TreeActionType>>(null);
  const tree2 = ref<TreeItem[]>([]);
  const treeLoading = ref(false);
      function handleCheck(checkedKeys, e) {
        console.log('onChecked', checkedKeys, e);
      }
  function handleCheck(checkedKeys, e) {
    console.log('onChecked', checkedKeys, e);
  }
      function loadTreeData() {
        treeLoading.value = true;
        // 以下是模拟异步获取数据
        setTimeout(() => {
          // 设置数据源
          tree2.value = cloneDeep(treeData);
          treeLoading.value = false;
          // 展开全部
          nextTick(() => {
            console.log(unref(asyncExpandTreeRef));
            unref(asyncExpandTreeRef)?.expandAll(true);
          });
        }, 2000);
      }
      function loadTreeData2() {
        treeLoading.value = true;
        // 以下是模拟异步获取数据
        setTimeout(() => {
          // 设置数据源
          tree2.value = cloneDeep(treeData);
          treeLoading.value = false;
        }, 2000);
      }
  function loadTreeData() {
    treeLoading.value = true;
    // 以下是模拟异步获取数据
    setTimeout(() => {
      // 设置数据源
      tree2.value = cloneDeep(treeData);
      treeLoading.value = false;
      // 展开全部
      nextTick(() => {
        console.log(unref(asyncExpandTreeRef));
        unref(asyncExpandTreeRef)?.expandAll(true);
      });
    }, 2000);
  }
  function loadTreeData2() {
    treeLoading.value = true;
    // 以下是模拟异步获取数据
    setTimeout(() => {
      // 设置数据源
      tree2.value = cloneDeep(treeData);
      treeLoading.value = false;
    }, 2000);
  }
      const tree = ref([
        {
          title: 'parent ',
          key: '0-0',
        },
      ]);
      function onLoadData(treeNode) {
        return new Promise((resolve: (value?: unknown) => void) => {
          if (isArray(treeNode.children) && treeNode.children.length > 0) {
            resolve();
            return;
          }
          setTimeout(() => {
            const asyncTreeAction: TreeActionType | null = unref(asyncTreeRef);
            if (asyncTreeAction) {
              const nodeChildren = [
                { title: `Child Node ${treeNode.eventKey}-0`, key: `${treeNode.eventKey}-0` },
                { title: `Child Node ${treeNode.eventKey}-1`, key: `${treeNode.eventKey}-1` },
              ];
              asyncTreeAction.updateNodeByKey(treeNode.eventKey, { children: nodeChildren });
              asyncTreeAction.setExpandedKeys(
                uniq([treeNode.eventKey, ...asyncTreeAction.getExpandedKeys()]),
              );
            }
            resolve();
            return;
          }, 300);
        });
      }
      return {
        treeData,
        handleCheck,
        tree,
        onLoadData,
        asyncTreeRef,
        asyncExpandTreeRef,
        loadTreeRef,
        tree2,
        loadTreeData,
        treeLoading,
        loadTreeData2,
      };
  const tree = ref([
    {
      title: 'parent ',
      key: '0-0',
    },
  });
  ]);
  function onLoadData(treeNode) {
    return new Promise((resolve: (value?: unknown) => void) => {
      if (isArray(treeNode.children) && treeNode.children.length > 0) {
        resolve();
        return;
      }
      setTimeout(() => {
        const asyncTreeAction: TreeActionType | null = unref(asyncTreeRef);
        if (asyncTreeAction) {
          const nodeChildren = [
            { title: `Child Node ${treeNode.eventKey}-0`, key: `${treeNode.eventKey}-0` },
            { title: `Child Node ${treeNode.eventKey}-1`, key: `${treeNode.eventKey}-1` },
          ];
          asyncTreeAction.updateNodeByKey(treeNode.eventKey, { children: nodeChildren });
          asyncTreeAction.setExpandedKeys(
            uniq([treeNode.eventKey, ...asyncTreeAction.getExpandedKeys()]),
          );
        }
        resolve();
        return;
      }, 300);
    });
  }
</script>