[求助][ARX]请问一下关于屏幕刷新？

pjl110 发表于 2006-5-10 17:42:00

readfromfile()
{
AcDbDatabase *pDb=new AcDbDatabase();   Acad::ErrorStatus es=pDb->readDwgFile ("e:\\3.dwg");   if(es!=Acad::eOk)   {    acutPrintf("Fail load dwg file.code:1");    return;   }   AcDbBlockTable *pBlockTable;    es=pDb->getBlockTable (pBlockTable,AcDb::kForWrite );   if(es!=Acad::eOk)   {    acutPrintf("Fail load AcDbBlockTable.code:2");    return;   }   AcDbBlockTableRecord *pBlockTableRecord;      AcDbObjectId Id;   es=pBlockTable->getAt ("10",pBlockTableRecord,AcDb::kForRead );   if(es!=Acad::eOk)   {    acutPrintf("Fail found special block!.code:3");    return;   }   else   {    acutPrintf("Sucessfully find the block!\n");    AcDbBlockTableRecordIterator* pBTRIterator;    es=pBlockTableRecord->newIterator (pBTRIterator);    if(es!=Acad::eOk )    {     acutPrintf("Fail to construct BlockTableRecord Iterator.code:4");     return;    }    else    {     int No=0;     for(pBTRIterator->start ();!pBTRIterator->done ();pBTRIterator->step ())     {      AcDbEntity *pEnt;      int ReadOrWrite=1;      es=pBTRIterator->getEntity(pEnt,AcDb::kForWrite );      if(es!=Acad::eOk)      {       acutPrintf("Fail to find the Entity in No:%i,.code:5",No);       return;      }      else      {       if(ReadOrWrite==1)       {       acutPrintf("And it is opened for write!\n");        // 如果当前实体是以AcDb::kForWrite方式打开的,则要这样做        pEnt->downgradeOpen();       pEnt->draw();         }       No++;      }//if     }//for     acutPrintf("The Record contain %i blocks!",No);     // 刷新显示屏幕      actrTransactionManager->flushGraphics();      acedUpdateDisplay();  
   }
  }      pBlockTable->close ();   pBlockTableRecord->close ();   delete pDb;   return; }
请问我的这段代码为什么刷新不了显示屏啊？
谢谢！

瑞昭月华 发表于 2014-5-24 19:12:37

8年了，都没人能解释下吗？8年后的今天，又有新人同问为什么没有效果？？
// 刷新显示屏幕
actrTransactionManager->flushGraphics();
acedUpdateDisplay();

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[求助][ARX]请问一下关于屏幕刷新？