unit f_product_item_id;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, Buttons, ExtCtrls, DB, ADODB;

type
  Tw_product_item_id = class(TForm)
    Panel1: TPanel;
    Label2: TLabel;
    BitBtn3: TBitBtn;
    BitBtn4: TBitBtn;
    ComboBox1: TComboBox;
    ado_produce_item: TADOQuery;
    ado_produce_itemproduct_item_id: TStringField;
    ado_produce_itemproduct_item_name: TStringField;
    procedure FormCreate(Sender: TObject);
    procedure BitBtn3Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  w_product_item_id: Tw_product_item_id;

implementation

{$R *.dfm}

procedure Tw_product_item_id.FormCreate(Sender: TObject);
begin
   ado_produce_item.Close;
   ado_produce_item.SQL.Clear;
   ado_produce_item.SQL.Add('select * from product_item');
   ado_produce_item.Open;
   ado_produce_item.First;
while not ado_produce_item.eof do
 begin
  combobox1.items.add(trim(ado_produce_item.fieldbyname('product_item_id').asString)+'  ---  '+trim(ado_produce_item.fieldbyname('product_item_name').asString));
  ado_produce_item.next;
 end;
end;
procedure Tw_product_item_id.BitBtn3Click(Sender: TObject);
begin
close;
end;

end.