Acad新建个文档怎么这么费劲

static void ArxProject1docnew(void)
 {
  
  acutPrintf(_T("/ndocnew!"));
  AcDbDatabase *pDb = acdbCurDwg();
  createDwg(pDb);
  newDoc();
 }

 

void
createDwg(AcDbDatabase *&pDb)
{
   // AcDbDatabase *pDb = new AcDbDatabase();
 
    AcDbBlockTable *pBtbl;
    pDb->getSymbolTable(pBtbl, AcDb::kForRead);

    AcDbBlockTableRecord *pBtblRcd;
    pBtbl->getAt(ACDB_MODEL_SPACE, pBtblRcd,
        AcDb::kForWrite);
    pBtbl->close();

    AcDbCircle *pCir1 = new AcDbCircle(AcGePoint3d(1,1,1),
                                       AcGeVector3d(0,0,1),
                                       1.0),
               *pCir2 = new AcDbCircle(AcGePoint3d(4,4,4),
                                       AcGeVector3d(0,0,1),
                                       2.0);

    pBtblRcd->appendAcDbEntity(pCir1);
    pCir1->close();
   
    pBtblRcd->appendAcDbEntity(pCir2);
    pCir2->close();
    pBtblRcd->close();

    // AcDbDatabase::saveAs() does NOT automatically
    // append a DWG file extension, so it
    // must be specified.
    pDb->saveAs(_T("c://test1.dwg"));
  }

 

Acad::ErrorStatus newDoc(CString dwgpath)
{
 Acad::ErrorStatus result = Acad::eOk;
    if(acDocManager->isApplicationContext())
    {
        result = acDocManager->appContextNewDocument(dwgpath);
        if(result != Acad::eOk)
            acutPrintf(CString(_T("ERROR: ")) + acadErrorStatusText(result));
    }
    else
        acDocManager->executeInApplicationContext(NewDocHelper, &dwgpath);
 return result;
}


void NewDocHelper(void *pData)
{
 Acad::ErrorStatus result ;
    if(acDocManager->isApplicationContext())
    {
        CString* dwg = (CString*)pData;
        result = acDocManager->appContextNewDocument(*dwg);
        if(result != Acad::eOk)
            acutPrintf(CString(_T("ERROR: ")) + acadErrorStatusText(result));
    }
    else
        acutPrintf(CString(_T("ERROR: in Document context :")) + acDocManager->curDocument()->fileName());

}

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