// The path to the documents directory. const String outPath = u"../out/AddOLEObjectFrame_out.pptx"; const String filePath = u"../templates/book1.xlsx"; // Load the desired the presentation SharedPtr<Presentation> pres = MakeObject<Presentation>(); // Access first slide SharedPtr<ISlide> slide = pres->get_Slides()->idx_get(0); // Save file to memory stream { System::SharedPtr<System::IO::Stream> fileStream = System::IO::File::OpenRead(filePath); System::SharedPtr<System::IO::MemoryStream> MemStream = MakeObject< System::IO::MemoryStream>(); System::ArrayPtr<uint8_t> buffer = System::MakeObject<System::Array<uint8_t>>(4 * 1024, 0); int32_t len; while ((len = fileStream->Read(buffer, 0, buffer->get_Length())) > 0) { MemStream->Write(buffer, 0, len); } MemStream->set_Position(0); // Add an Ole Object Frame shape System::SharedPtr<IOleObjectFrame> oof = slide->get_Shapes()->AddOleObjectFrame(0, 0, 720, 540, u"Excel.Sheet.12", MemStream->ToArray()); } //Write the PPTX file to disk pres->Save(outPath, Aspose::Slides::Export::SaveFormat::Pptx);