unit4.pas

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unit Unit4;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, DB, DBTables, DBCtrls, StdCtrls, Mask, Buttons;

type
  TForm4 = class(TForm)
    Label1: TLabel;
    SpeedButton4: TSpeedButton;
    GroupBox1: TGroupBox;
    Label2: TLabel;
    Label3: TLabel;
    SpeedButton2: TSpeedButton;
    SpeedButton1: TSpeedButton;
    SpeedButton3: TSpeedButton;
    DBEdit1: TDBEdit;
    DBLookupComboBox1: TDBLookupComboBox;
    DataSource1: TDataSource;
    DataSource2: TDataSource;
    Table1: TTable;
    Table2: TTable;
    procedure SpeedButton4Click(Sender: TObject);
    procedure SpeedButton1Click(Sender: TObject);
    procedure SpeedButton2Click(Sender: TObject);
    procedure SpeedButton3Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form4: TForm4;

implementation

uses Unit2;

{$R *.dfm}

procedure TForm4.SpeedButton4Click(Sender: TObject);
begin
close;
form2.show;
end;

procedure TForm4.SpeedButton1Click(Sender: TObject);
begin
  Table2.Append;
end;

procedure TForm4.SpeedButton2Click(Sender: TObject);
begin
 Table2.Delete;
end;

procedure TForm4.SpeedButton3Click(Sender: TObject);
begin
Table2.Edit;
Table2.Post;
end;

end.