feat(@vben/web-antd): AreaTree 组件增强支持多选模式并新增 AreaFilterDrawer

AreaTree 新增 checkable、checkedKeys、selectedKeys 属性支持复选框多选，
暴露 getAreaName 方法；新增 AreaFilterDrawer 区域筛选抽屉组件。

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

apps/web-antd/src/views/ops/components/AreaFilterDrawer.vue

@@ -0,0 +1,166 @@
+<script lang="ts" setup>
+import type { OpsAreaApi } from '#/api/ops/area';
+
+import { computed, ref, watch } from 'vue';
+
+import { IconifyIcon } from '@vben/icons';
+
+import { Button, Drawer } from 'ant-design-vue';
+
+import AreaTree from './AreaTree.vue';
+
+const props = withDefaults(
+  defineProps<{
+    /** 控制抽屉显示 */
+    open?: boolean;
+    /** 外部已确认的区域 ID */
+    modelValue?: number | undefined;
+  }>(),
+  { open: false, modelValue: undefined },
+);
+
+const emit = defineEmits<{
+  'update:open': [value: boolean];
+  'update:modelValue': [id: number | undefined];
+  /** 确认选择后触发 */
+  confirm: [id: number | undefined];
+}>();
+
+const areaTreeRef = ref<InstanceType<typeof AreaTree>>();
+
+/** 临时选中的区域（未确认前） */
+const tempSelectedArea = ref<null | OpsAreaApi.BusArea>(null);
+
+/** 打开时同步外部已确认的值 */
+watch(
+  () => props.open,
+  (isOpen) => {
+    if (isOpen && props.modelValue) {
+      // 保留上次确认的选择；若无外部值则清空
+      // 具体节点信息会在树加载后由 Tree 组件高亮
+    } else if (isOpen) {
+      tempSelectedArea.value = null;
+    }
+  },
+);
+
+/** 选中区域的完整路径名称 */
+const selectedAreaPath = computed(() => {
+  if (!tempSelectedArea.value?.id) return '';
+  return areaTreeRef.value?.getAreaPath(tempSelectedArea.value.id) ?? tempSelectedArea.value.areaName;
+});
+
+/** 树节点选中 */
+function handleSelect(area: null | OpsAreaApi.BusArea) {
+  tempSelectedArea.value = area;
+}
+
+/** 确认选择 */
+function handleConfirm() {
+  const id = tempSelectedArea.value?.id ?? undefined;
+  emit('update:modelValue', id);
+  emit('confirm', id);
+  emit('update:open', false);
+}
+
+/** 重置 */
+function handleReset() {
+  tempSelectedArea.value = null;
+  emit('update:modelValue', undefined);
+  emit('confirm', undefined);
+  emit('update:open', false);
+}
+
+/** 关闭抽屉 */
+function handleClose() {
+  emit('update:open', false);
+}
+</script>
+
+<template>
+  <Drawer
+    :open="open"
+    title="区域筛选"
+    placement="right"
+    :width="320"
+    :body-style="{ padding: '12px 16px', display: 'flex', flexDirection: 'column' }"
+    :header-style="{ padding: '12px 16px' }"
+    :footer-style="{ padding: '10px 16px' }"
+    @close="handleClose"
+  >
+    <!-- 当前选中提示 -->
+    <div v-if="tempSelectedArea" class="selected-hint">
+      <IconifyIcon icon="solar:map-point-bold" class="hint-icon" />
+      <span class="hint-text">{{ selectedAreaPath }}</span>
+    </div>
+
+    <!-- 区域树（单选模式） -->
+    <div class="tree-container">
+      <AreaTree
+        ref="areaTreeRef"
+        :selected-keys="tempSelectedArea?.id ? [tempSelectedArea.id] : []"
+        @select="handleSelect"
+      />
+    </div>
+
+    <!-- Footer -->
+    <template #footer>
+      <div class="drawer-footer">
+        <Button @click="handleReset">
+          <IconifyIcon icon="solar:restart-bold" class="btn-icon" />
+          重置
+        </Button>
+        <Button type="primary" :disabled="!tempSelectedArea" @click="handleConfirm">
+          <IconifyIcon icon="solar:check-circle-bold" class="btn-icon" />
+          确认
+        </Button>
+      </div>
+    </template>
+  </Drawer>
+</template>
+
+<style scoped lang="scss">
+.selected-hint {
+  display: flex;
+  gap: 6px;
+  align-items: center;
+  padding: 8px 12px;
+  margin-bottom: 12px;
+  color: var(--ant-color-primary);
+  background: var(--ant-color-primary-bg);
+  border: 1px solid var(--ant-color-primary-border);
+  border-radius: 6px;
+}
+
+.hint-icon {
+  font-size: 16px;
+  flex-shrink: 0;
+}
+
+.hint-text {
+  font-size: 13px;
+  font-weight: 500;
+}
+
+.tree-container {
+  flex: 1;
+  overflow-y: auto;
+}
+
+.drawer-footer {
+  display: flex;
+  gap: 8px;
+  justify-content: flex-end;
+}
+
+.btn-icon {
+  margin-right: 4px;
+}
+
+html.dark {
+  .selected-hint {
+    background: rgb(22 119 255 / 10%);
+    border-color: rgb(22 119 255 / 30%);
+  }
+}
+</style>

apps/web-antd/src/views/ops/components/AreaTree.vue

@@ -1,7 +1,7 @@
 <script lang="ts" setup>
 import type { OpsAreaApi } from '#/api/ops/area';
 
-import { onMounted, ref } from 'vue';
+import { onMounted, ref, watch } from 'vue';
 
 import { IconifyIcon } from '@vben/icons';
 import { handleTree } from '@vben/utils';
@@ -14,15 +14,35 @@ const props = withDefaults(
   defineProps<{
     /** 仅查询启用的区域 */
     activeOnly?: boolean;
+    /** 是否启用复选框多选模式 */
+    checkable?: boolean;
+    /** 外部控制勾选的 key 列表 */
+    checkedKeys?: number[];
+    /** 外部控制选中的 key 列表（单选模式） */
+    selectedKeys?: number[];
   }>(),
-  { activeOnly: true },
+  { activeOnly: true, checkable: false, checkedKeys: () => [], selectedKeys: undefined },
 );
 
 const emit = defineEmits<{
   /** 选中区域节点，传出完整节点对象；取消选中时传 null */
   select: [area: null | OpsAreaApi.BusArea];
+  /** checkable 模式下勾选变化 */
+  check: [checkedKeys: number[], halfCheckedKeys: number[]];
+  /** 同步 checkedKeys 到父组件 */
+  'update:checkedKeys': [keys: number[]];
 }>();
 
+/** 内部勾选状态 */
+const internalCheckedKeys = ref<number[]>([...props.checkedKeys]);
+
+watch(
+  () => props.checkedKeys,
+  (keys) => {
+    internalCheckedKeys.value = [...keys];
+  },
+);
+
 const areaList = ref<OpsAreaApi.BusArea[]>([]);
 const areaTree = ref<any[]>([]);
 const loading = ref(false);
@@ -58,7 +78,7 @@ function handleSearch(e: any) {
   areaTree.value = handleTree(filtered, 'id', 'parentId', 'children');
 }
 
-/** 选中节点 */
+/** 选中节点（单选模式） */
 function handleSelect(selectedKeys: any[], info: any) {
   if (selectedKeys.length === 0) {
     emit('select', null);
@@ -68,6 +88,21 @@ function handleSelect(selectedKeys: any[], info: any) {
   emit('select', node);
 }
 
+/** 勾选节点（checkable 模式） */
+function handleCheck(checked: any, info: any) {
+  const keys: number[] = Array.isArray(checked) ? checked : checked.checked;
+  const halfKeys: number[] = info.halfCheckedKeys ?? [];
+  internalCheckedKeys.value = keys;
+  emit('update:checkedKeys', keys);
+  emit('check', keys, halfKeys);
+}
+
+/** 根据 id 获取区域名称 */
+function getAreaName(id: number): string {
+  const area = areaList.value.find((a) => a.id === id);
+  return area?.areaName ?? '';
+}
+
 /** 加载区域树 */
 async function loadTree() {
   loading.value = true;
@@ -120,7 +155,7 @@ function getDescendantIds(id: number): number[] {
 }
 
 /** 暴露刷新方法和路径查询供父组件调用 */
-defineExpose({ refresh: loadTree, getAreaPath, getDescendantIds });
+defineExpose({ refresh: loadTree, getAreaPath, getDescendantIds, getAreaName });
 
 onMounted(loadTree);
 </script>
@@ -144,12 +179,16 @@ onMounted(loadTree);
         class="pt-2"
         :tree-data="areaTree"
         :default-expand-all="true"
+        :checkable="checkable"
+        :checked-keys="checkable ? internalCheckedKeys : undefined"
+        :selected-keys="selectedKeys"
         :field-names="{
           title: 'areaName',
           key: 'id',
           children: 'children',
         }"
         @select="handleSelect"
+        @check="handleCheck"
       />
       <div v-else-if="!loading" class="py-4 text-center text-gray-500">
         暂无区域数据