loginfo.pas

这是一个正式的项目工程

unit LogInfo;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  DBCtrls, Grids, DBGrids, ExtCtrls,MainDB,db;

type
  TfrmLogInfo = class(TForm)
    Panel1: TPanel;
    Panel2: TPanel;
    DBGridLog: TDBGrid;
    DBNavigator1: TDBNavigator;
    procedure FormCreate(Sender: TObject);
    procedure FormDestroy(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frmLogInfo: TfrmLogInfo;

implementation

{$R *.DFM}

procedure TfrmLogInfo.FormCreate(Sender: TObject);
begin
  if dmMainDB.ViewLog.State=dsInactive then
  begin
    dmMainDB.ViewLog.Open;
    dmMainDB.ViewLog.Last;
    dmMainDB.ViewLog.MoveBy(-10);
  end
  else
  begin
    dmMainDB.ViewLog.Last;
    dmMainDB.ViewLog.MoveBy(-10);
  end;
end;

procedure TfrmLogInfo.FormDestroy(Sender: TObject);
begin
  dmMainDB.ViewLog.Close;
end;

end.