ddgl_mx.~pas

商品批发管理系统 本作品采用C/S模式

unit ddgl_MX;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, Grids, DBGrids, StdCtrls, TeEngine, Series, ExtCtrls, TeeProcs,
  Chart, DbChart;

type
  TddglMX = class(TForm)
    DBGddglmx: TDBGrid;
    Button1: TButton;
    Button2: TButton;
    Edit1: TEdit;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  ddglMX: TddglMX;

implementation

uses newDM;

{$R *.dfm}

procedure TddglMX.Button1Click(Sender: TObject);
var
  n,nn,i:integer;
begin
     nn:=0;
     DM.ADOTddglMX.First;
     while not DM.ADOTddglMX.Eof do
     begin
       n:=strtoint(DM.ADOTddglMX.fieldbyname('dj').AsString)*strtoint(DM.ADOTddglMX.fieldbyname('sl').AsString)*strtoint(DM.ADOTddglMX.fieldbyname('zk').AsString);
       nn:=nn+n;
       DM.ADOTddglMX.Next;
     end;
     DM.ADOTddglMX.First;
     edit1.Text:=inttostr(nn);
end;

procedure TddglMX.Button2Click(Sender: TObject);
begin
close;
end;

end.