fDataSource
BMessenger fDataSource;
BDataIO* fDataSource;
fDataSource(dataSource),
delete fDataSource;
if (fModel != NULL || fDataSource == NULL)
fDataSource->GetName(dataSourceName);
status_t error = fDataSource->CreateDataIO(&io);
error = fDataSource->CreateDataIO(&io);
DataSource* fDataSource;
delete fDataSource;
fDataSource);
fDataSource->Flush();
ResourceDataSource *fDataSource;
return fDataSource;
&& reply.FindMessenger("data source", &fDataSource) == B_OK
delete fDataSource;
fDataSource = data;
if (fDataSource == NULL)
fDataSource(),
fDataSource = dataSource;
return fDataSource;
BMessenger fDataSource;