TDateTimePicker в TStringGrid

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    StringGrid1: TStringGrid;
    DateTimePicker1: TDateTimePicker;
    procedure StringGrid1SelectCell(Sender: TObject; ACol, ARow: Integer;
      var CanSelect: Boolean);
    procedure FormCreate(Sender: TObject);
    procedure StringGrid1Exit(Sender: TObject);
    procedure DateTimePicker1Exit(Sender: TObject);
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.StringGrid1SelectCell(Sender: TObject; ACol,
  ARow: Integer; var CanSelect: Boolean);
var
  D: TDateTime;
begin
  DateTimePicker1.Visible := True;
  DateTimePicker1.BoundsRect := StringGrid1.CellRect(ACol, ARow);
  D := DateTimePicker1.DateTime;
  TryStrToDateTime(StringGrid1.Cells[ACol, ARow], D);
  DateTimePicker1.DateTime := D;
  DateTimePicker1.SetFocus;
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
  DateTimePicker1.Parent := StringGrid1;
  DateTimePicker1.Visible := False;
  DateTimePicker1.OnExit := DateTimePicker1Exit;

  StringGrid1.OnSelectCell := StringGrid1SelectCell;
end;

procedure TForm1.StringGrid1Exit(Sender: TObject);
begin
  DateTimePicker1.Visible := False;
end;

procedure TForm1.DateTimePicker1Exit(Sender: TObject);
begin
  with StringGrid1 do
    Cells[Col, Row] := DateTimeToStr(DateTimePicker1.DateTime);
end;

end.