unit2.pas

来自「一系列DELPHI的控件如何使用的例子,例子有的比较简单,但是能详细的说明了控件」· PAS 代码 · 共 57 行

unit Unit2;

interface

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

type
  TForm1 = class(TForm)
    ADODataSet1: TADODataSet;
    DataSource1: TDataSource;
    DBGrid1: TDBGrid;
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    Panel1: TPanel;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
begin
     ADODataSet1.First;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
    ADODataSet1.Prior;    
end;

procedure TForm1.Button3Click(Sender: TObject);
begin
    ADODataSet1.Next;
end;

procedure TForm1.Button4Click(Sender: TObject);
begin
    ADODataSet1.Last;
end;

end.