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ÎÒÔÚ³ö¿â´°¿ÚдÁ˸ö·½·¨£ºADOQueryBill µÄbNum ×ֶεÄOnValidate·½·¨ ʵÏÖµÄÊdzö¿âÊýÁ¿²»ÄÜ´óÓÚÈë¿âµÄÊýÁ¿£¬·ñÔò¾ÍÖØÐÂÊäÈëÊýÁ¿£¬ÒÔÏÂÊÇÎҵĴúÂ룺
procedure TFrmStockOut.ADOQueryBillbNum_Validate(Sender: TField);
var
strMsg : string;
begin
if not ADOQueryBill.Eof then
begin
ADOQueryBill.FieldByName('bNum_').AsInteger:=(ADOQueryBill.FieldByName('bNum_').AsInteger
-StrToInt(DBGridBill.Fields[2].Text));
if ADOQueryBill.FieldByName('bNum_').AsInteger < 0 then
begin
strMsg := 'ÁϺÅΪ' + FrmStockIn.ADOQueryBill.FieldByName('pCode_').AsString
+ 'µÄÎïÁÏ¿â´æÁ¿²»¹»,×î¶àÖ»ÄÜÊÇ'+FrmStockIn.ADOQueryBill.FieldByName('bNum_').AsString
+'ÇëÖØÐÂÊäÈëÊýÁ¿£¡';
ShowMessage(strMsg);
Abort;
end
else
begin
ADOQueryBill.Close;
ADOQueryBill.SQL.Clear;
ADOQueryBill.SQL.Add('Update ioTicketB set bNum_=(ioTicketB.bNum_ - :a), ');
ADOQueryBill.Parameters.ParamByName('a').Value :=
ADOQueryBill.FieldByName('bNum_').AsInteger;
ADOQueryBill.ExecSQL;
end;
end
else
begin
ShowMessage('ûÓиÃÎïÁÏ');
Abort;
end;
end;
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unit UShare;
interface
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