diff --git a/apps/desktop/src/store/materialSegmentViewStore.ts b/apps/desktop/src/store/materialSegmentViewStore.ts
index e809a9c..c357561 100644
--- a/apps/desktop/src/store/materialSegmentViewStore.ts
+++ b/apps/desktop/src/store/materialSegmentViewStore.ts
@@ -96,7 +96,15 @@ export const useMaterialSegmentViewStore = create<MaterialSegmentViewState>((set
 
   // 设置视图模式
   setViewMode: (mode: MaterialSegmentViewMode) => {
+    const currentQuery = get().currentQuery;
     set({ viewMode: mode });
+
+    // 如果有当前查询，重新加载数据以应用新的视图模式
+    if (currentQuery) {
+      console.log('视图模式切换到:', mode === MaterialSegmentViewMode.ByClassification ? '按分类' : '按模特');
+      // 视图模式是前端状态，不需要传递给后端，只需要重新加载当前数据
+      get().loadProjectSegmentViewWithQuery(currentQuery);
+    }
   },
 
   // 更新查询条件