style(bgpartymatter): 搜索表单添加展开/收起按钮，默认只显示第一行筛选框

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

src/views/bg/bgpartymatter/BgPartymatterList.vue

@@ -3,7 +3,7 @@
     <!--查询区域-->
     <div class="jeecg-basic-table-form-container">
       <a-form ref="formRef" @keyup.enter="searchQuery" :model="queryParam" :label-col="labelCol" :wrapper-col="wrapperCol">
-        <a-row :gutter="24">
+        <a-row :gutter="24" class="search-form-row">
           <a-col :lg="6" :md="8" :sm="12">
             <a-form-item label="年份" name="year">
               <JDictSelectTag v-model:value="queryParam.year" dictCode="super_year" placeholder="请选择年份" allow-clear @change="searchQuery" />
@@ -24,7 +24,7 @@
               <JInput v-model:value="queryParam.content" type="like" placeholder="请输入会议决议" allow-clear trim @update:value="searchQuery" />
             </a-form-item>
           </a-col>
-          <a-col :lg="6" :md="8" :sm="12">
+          <a-col v-if="toggleSearchStatus" :lg="6" :md="8" :sm="12">
             <a-form-item label="完成状态" name="bpmStatus">
               <JDictSelectTag
                 v-model:value="queryParam.bpmStatus"
@@ -41,6 +41,12 @@
               <a-button preIcon="ant-design:reload-outlined" style="margin-left: 8px" @click="searchReset">重置</a-button>
             </span>
           </a-col>
+          <span class="search-toggle-btn">
+            <a @click="toggleSearchStatus = !toggleSearchStatus" style="cursor: pointer; user-select: none">
+              {{ toggleSearchStatus ? '收起' : '展开' }}
+              <Icon :icon="toggleSearchStatus ? 'ant-design:up-outlined' : 'ant-design:down-outlined'" />
+            </a>
+          </span>
         </a-row>
       </a-form>
     </div>
@@ -231,6 +237,7 @@
   const registerModal = ref();
   const flowScheduleModalRef = ref();
   const businessProcessListModalRef = ref();
+  const toggleSearchStatus = ref<boolean>(false);
   const queryParam = reactive<any>({});
   const expandedRowKeys = ref<Array<string | number>>([]);
   const feedbackTableData = reactive<Record<string, Recordable[]>>({});
@@ -768,6 +775,22 @@
 <style lang="less" scoped>
   .jeecg-basic-table-form-container {
     padding: 0;
+
+    .search-form-row {
+      position: relative;
+      padding-right: 64px;
+
+      .search-toggle-btn {
+        position: absolute;
+        right: 12px;
+        top: 0;
+        height: 32px;
+        display: flex;
+        align-items: center;
+        white-space: nowrap;
+      }
+    }
+
     .table-page-search-submitButtons {
       display: block;
       margin-bottom: 24px;