unit5.~pas

商场管理 内容:通过商场入口和用户入口实现

unit Unit5;

interface

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

type
  Tfrm_workerclass = class(TForm)
    Label1: TLabel;
    DataSource1: TDataSource;
    Table1: TTable;
    DBGrid1: TDBGrid;
    BitBtn1: TBitBtn;
    BitBtn2: TBitBtn;
    BitBtn3: TBitBtn;
    Image1: TImage;
    procedure BitBtn1Click(Sender: TObject);
    procedure BitBtn2Click(Sender: TObject);
    procedure BitBtn3Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frm_workerclass: Tfrm_workerclass;

implementation

{$R *.dfm}

procedure Tfrm_workerclass.BitBtn1Click(Sender: TObject);
begin
    table1.Append ;
    table1.Post ;
end;

procedure Tfrm_workerclass.BitBtn2Click(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_workerclass.BitBtn3Click(Sender: TObject);
begin
  self.Close ;
end;

end.