[MehaniC2201]

Код:

unit Unit2;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, Buttons, Grids;

type
  TForm2 = class(TForm)
    Button1: TButton;
    Label1: TLabel;
    Label2: TLabel;
    Edit1: TEdit;
    Label3: TLabel;
    Edit2: TEdit;
    Label4: TLabel;
    ComboBox1: TComboBox;
    Label5: TLabel;
    Edit3: TEdit;
    Label6: TLabel;
    Edit4: TEdit;
    BitBtn1: TBitBtn;
    BitBtn2: TBitBtn;
    BitBtn3: TBitBtn;
    StringGrid1: TStringGrid;
    procedure Button1Click(Sender: TObject);
    procedure BitBtn1Click(Sender: TObject);
    procedure BitBtn3Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;
   type gai=record
     marka: shortstring;
     nomer: shortstring;
     zvet: shortstring;
     god: integer;
     fio: shortstring;
   end;


var
  Form2: TForm2;

implementation

uses Unit1;

{$R *.dfm}

procedure TForm2.Button1Click(Sender: TObject);
var f: file of gai;
begin
assignfile(f,form1.Edit1.Text);
rewrite(f);
closefile(f);
showmessage('Данные удалены');
end;

procedure TForm2.BitBtn1Click(Sender: TObject);
var f,f1:file of gai; q:gai;
begin

if directoryexists('C:\temp')=false then MkDir('C:\temp');
assignfile(f1,'C:\temp\gai.dat');
rewrite(f1);
assignfile(f,form1.Edit1.Text);
reset(f);
while not eof(f) do
begin
    read(f,q);
    write(f1,q);
end;
closefile(f);
q.marka:=edit1.Text;
q.nomer:=edit2.Text;
q.zvet:=combobox1.Text;
q.god:=strtoint(edit3.Text);
q.fio:=edit4.text;
write(f1,q);
closefile(f1);
reset(f1);
rewrite(f);
while not eof(f1) do
begin
    read(f1,q);
    write(f,q);
end;
showmessage('Записано');
edit1.clear;
edit2.clear;
edit3.Clear;
edit4.Clear;
bitbtn3.Click;
end;

procedure TForm2.BitBtn3Click(Sender: TObject);
var f:file of gai; q:gai; z:integer;
begin
 z:=0;
 assignfile(f,form1.Edit1.Text);
 reset(f);
 while not eof(f) do
 begin
     read(f,q);
     z:=z+1;
 end;
 closefile(f);
 reset(f);
 stringgrid1.RowCount:=z+1;
 z:=0;
 while not eof(f) do
 begin
    read(f,q);
    z:=z+1;
    form2.StringGrid1.Cells[0,z]:=q.marka;
    form2.StringGrid1.Cells[1,z]:=q.nomer;
    form2.StringGrid1.Cells[2,z]:=q.zvet;
    form2.StringGrid1.Cells[3,z]:=inttostr(q.god);
    form2.StringGrid1.Cells[4,z]:=q.fio;
 end;
end;

end.

Админ: Пользуемся тегами при оформлении кода!