修复:保存时未选择目录直接按回车导致保存失败

src/UI/Components/Modal/SavaAsModal.tsx

@@ -32,7 +32,7 @@ export class SaveAsModal extends React.Component<ISaveAsProps, { nodes: ITreeNod
         this.event = begin(app.Editor.ModalManage, app.Editor.ModalManage.OnKeyDown, (e: KeyboardEvent) =>
         {
             if (GetCompoentObjectIdString(SaveAsModal) !== app.Editor.ModalManage.CurrentModalKey) return;
-            if (e.keyCode === KeyBoard.Enter)
+            if (e.keyCode === KeyBoard.Enter && this.currentDirId !== "")
                 this.Save();
         });