ShowShiftDifferenceFilterDlg example for C++ Builder

void __fastcall TForm1::ShowShiftDifferenceFilterDlg1Click(TObject *Sender) 
{
   L_INT nRet; 
   LEADDlgImgEffect1->SpatialFilterType = FLT_SHIFTDIFF_HORZ; 
   LEADDlgImgEffect1->DlgFlags = DLG_SHIFTDIFFERENCEFILTER_SHOW_PREVIEW |
                                 DLG_SHIFTDIFFERENCEFILTER_SHOW_TOOL_ZOOMLEVEL; 

   LEADDlgImgEffect1->LEADImage = LEADImage1; 
   LEADDlgImgEffect1->LEADDlgService = LEADDlgService1; 

   nRet= LEADDlgImgEffect1->ShowShiftDifferenceFilterDlg ( this ); 
   if ( nRet == SUCCESS_DLG_OK ) 
   {
      LEADImage1->SpatialFilter ( LEADDlgImgEffect1->SpatialFilterType ); 
   }
}