unit11.pas

商场管理 内容:通过商场入口和用户入口实现

unit Unit11;

interface

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

type
  Tfrm_pass = class(TForm)
    Query1: TQuery;
    DataSource1: TDataSource;
    Table1: TTable;
    DBGrid1: TDBGrid;
    btn_add: TBitBtn;
    btn_del: TBitBtn;
    btn_modi: TBitBtn;
    btn_exit: TBitBtn;
    Image1: TImage;
    procedure btn_addClick(Sender: TObject);
    procedure btn_delClick(Sender: TObject);
    procedure btn_modiClick(Sender: TObject);
    procedure btn_exitClick(Sender: TObject);
    procedure Table1AfterPost(DataSet: TDataSet);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frm_pass: Tfrm_pass;

implementation

uses Unit12;

{$R *.dfm}

procedure Tfrm_pass.btn_addClick(Sender: TObject);
begin
  table1.append;
  table1.FieldByName('口令').AsString:='123456';
  table1.Post;  
end;

procedure Tfrm_pass.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
         begin
          if table1.RecNo <>1 then table1.Delete;
          end;
         end
       else
           messagedlg('无记录可删除！',mtwarning,[mbyes],0);

end;


procedure Tfrm_pass.btn_modiClick(Sender: TObject);
begin
frm_change.show;
end;

procedure Tfrm_pass.btn_exitClick(Sender: TObject);
begin
table1.Edit;
table1.Post;
close;
end;

procedure Tfrm_pass.Table1AfterPost(DataSet: TDataSet);
begin
  table1.Refresh ;
  dbgrid1.Refresh ;
end;

end.