unit1.pas

商场管理 内容:通过商场入口和用户入口实现

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, Buttons, Grids, DBGrids, DB, DBTables, jpeg, ExtCtrls;

type
  Tfrm_proclass = class(TForm)
    DataSource1: TDataSource;
    Table1: TTable;
    DBGrid1: TDBGrid;
    btn_add: TBitBtn;
    btn_ins: TBitBtn;
    btn_del: TBitBtn;
    btn_back: TBitBtn;
    Image1: TImage;
    Label2: TLabel;
    procedure btn_addClick(Sender: TObject);
    procedure btn_insClick(Sender: TObject);
    procedure btn_delClick(Sender: TObject);
    procedure btn_backClick(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frm_proclass: Tfrm_proclass;

implementation

{$R *.dfm}

procedure Tfrm_proclass.btn_addClick(Sender: TObject);
begin
  table1.Append ;
  table1.Post ;
end;

procedure Tfrm_proclass.btn_insClick(Sender: TObject);
begin
  table1.Insert ;
  table1.Post ;
end;

procedure Tfrm_proclass.btn_delClick(Sender: TObject);
begin
if table1.RecordCount>0
    then
       begin
         if messagedlg('真的要删除吗？',mtconfirmation,[mbyes,mbno],0)=mryes  then
         table1.delete;
         end
       else
           messagedlg('无记录可删除！',mtwarning,[mbyes],0);  
end;

procedure Tfrm_proclass.btn_backClick(Sender: TObject);
begin
  self.Close ;
end;

end.