梦想控件中鼠标事件的响应

mxdwg · 发表于 2010-10-13 15:29:00

m_pWndMsg = new CWinMsg(m_hDrawOcx);
      MxDraw::RegisterFilterWinMsg(m_hDrawOcx,m_pWndMsg);
void CTestDlg::OnDestroy()
{
   ….
   MxDraw::UnRegisterFilterWinMsg(m_hDrawOcx,m_pWndMsg);
…..
}
LRESULT CWinMsg::OnViewLButtonDblClk(UINT nFlags, McGePoint2d point)
{

   CPoint ptView((int)point.x,(int)point.y);    AcGePoint3d pt = MxDraw::ViewToDocCoord(m_hOcx,ptView);

   double dWidth    = 1.0;
   double dHeight = 1.0;
      int iWidth = 6;
   MxDraw::GetCursorPickRect(m_hOcx,iWidth);

   dWidth = MxDraw::ViewLongToDocCoord(m_hOcx,iWidth);
   dHeight = dWidth;
         AcDbObjectIdArray aryId;
   MxTools::FindEntAtPoint(pt,NULL,dWidth / 2.0,aryId);

   if(aryId.length() > 0)
   {             AcDbObjectId entId = aryId[0];
            AcDbObjectPointer spEnt(entId,AcDb::kForRead);
            if(spEnt.openStatus() == Acad::eOk)
            {                   CString sClassName = spEnt->isA()->name();
                              AcDbHandle handle;
                  spEnt->getAcDbHandle(handle);
                  TCHAR szHandle[256];
                  handle.getIntoAsciiBuffer(szHandle);                   CString sLayerName;
                  {
                        AcDbObjectPointer spLayerTableRec(spEnt->layerId(),AcDb::kForRead);
                        if(spLayerTableRec.openStatus() == Acad::eOk)
                        {
                                 LPCTSTR pszLayerName = NULL;
                                 spLayerTableRec->getName(pszLayerName);
                                 sLayerName = pszLayerName;
                        }
                  }

                  CString sT;
                  sT.Format(_T("类名:%s,层名:%s,名柄:%s"),sClassName,sLayerName,szHandle);

                  AfxMessageBox(sT);
                  MxDraw::SendStringToExecute(m_hOcx,_T(""));                   return 1;
            }
   }

   return 0;
}

public MouseEventEvent(int lType, double dX, double dY, int lRet)
private void axMxDrawX1_MouseEvent(object sender, AxMxDrawXLib._DMxDrawXEvents_MouseEventEvent e)
      {
         if(e.lType == 4)
         {
            MxDrawSelectionSet ss = new MxDrawSelectionSet();
            MxDrawResbuf filter = new MxDrawResbuf();

            MxDrawPoint point = new MxDrawPoint();
            point.x = e.dX;
            point.y = e.dY;

            ss.SelectAtPoint2(point,filter);

            if(ss.Count > 0)
            {
                  MxDrawEntity ent = ss.Item(0);
                  MessageBox.Show("点击了" + ent.ObjectName + "对象");

                  /*
                  if (ent is MxDrawLine)
                  {
                     MxDrawLine line = (MxDrawLine)ent;
                  }
                  */
            }
            e.lRet = 1;             axMxDrawX1.SendStringToExecute("");
         }