void __fastcall TForm1::DBGrid2DblClick(TObject *Sender)
{
// INGOODS‘ 是进货表
int sumno=0,i;
INGOODS->Edit();
file://-----------------------------------------------------
AnsiString thisgoodsname;
DBGrid2->SelectedIndex=1;
thisgoodsname=DBGrid2->SelectedField->Value;
file://ShowMessage(thisgoodsname);
//
file://-----------------------------------------------------
Query2->Close();
Query2->SQL->Clear();
Query2->DatabaseName=".\\";
Query2->SQL->Add("Select * from INGOODS");
Query2->SQL->Add("where GOODSNAME='"+thisgoodsname+"'");
Query2->Prepare();
Query2->Open();
for(i=0;i<Query2->RecordCount;i++){
sumno+=Query2->FieldByName("INGOODSNO")->AsInteger;
Query2->Next();
}
Form4=new TForm4(this);
Form4->DBText1->DataSource=DataSource1;
Form4->DBText1->DataField="ID";
Form4->DBText2->DataSource=DataSource1;
Form4->DBText2->DataField="GOODSNAME";
Form4->DBText3->DataSource=DataSource1;
Form4->DBText3->DataField="CLASS";
Form4->DBText4->DataSource=DataSource1;
Form4->DBText4->DataField="THENMAN";
Form4->Label5->Caption="最近出货时间： ";
Form4->DBText5->DataSource=DataSource1;
Form4->DBText5->DataField="LASTTIME";
Form4->Label6->Caption="现总销售量：";
file://Form4->DBText6->DataSource=DataSource1;
file://Form4->DBText6->DataField="THISGOODSNO";
Form4->Label7->Caption=IntToStr(sumno);
file://Form4->Edit2->Text=
Form4->Show();
} 
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