System::SharedPtr<Project> project = System::MakeObject<Project>(dataDir + u"OutlineValues2010.mpp");
    
System::SharedPtr<OutlineCodeDefinition> textOutline = System::MakeObject<OutlineCodeDefinition>();
textOutline->set_FieldId(System::Convert::ToString((int)Aspose::Tasks::ExtendedAttributeTask::OutlineCode7));
textOutline->set_Alias(u"My Outline Code");
    
project->get_OutlineCodes()->Add(textOutline);
    
System::SharedPtr<OutlineMask> mask = System::MakeObject<OutlineMask>();
mask->set_Type(Aspose::Tasks::MaskType::Characters);
textOutline->get_Masks()->Add(mask);
    
System::SharedPtr<OutlineValue> textValue = System::MakeObject<OutlineValue>();
textValue->set_Value(u"Text value 1");
textValue->set_ValueId(1);
textValue->set_Type(Aspose::Tasks::OutlineValueType::Text);
textValue->set_Description(u"Text value descr 1");
textOutline->get_Values()->Add(textValue);
    
project->Save(dataDir + u"MultipleOutlineValues.mpp", Aspose::Tasks::Saving::SaveFileFormat::MPP);