class CDM_MetaData;
class CDM_Document;
class Resource_Manager;
-class CDM_MessageDriver;
-
+class Message_Messenger;
class CDM_Application;
DEFINE_STANDARD_HANDLE(CDM_Application, Standard_Transient)
//! used to search for Format.Retrieval resource items.
Standard_EXPORT virtual Handle(Resource_Manager) Resources() = 0;
- //! By default returns a NullMessageDriver;
- Standard_EXPORT virtual Handle(CDM_MessageDriver) MessageDriver();
+ //! Returns default messenger;
+ Standard_EXPORT virtual Handle(Message_Messenger) MessageDriver();
//! this method is called before the update of a document.
//! By default, writes in MessageDriver().