Brush StringGrid Cells

uses ExtCtrls, Grids

//

// Markierte Zelle einfärben
procedure TForm1.StringGrid1DrawCell(Sender: TObject; ACol, ARow: Integer;
  Rect: TRect; State: TGridDrawState);
const
  SelectedColor = Clblue;  // Farbe der Zelle angeben
begin
  if (state = [gdSelected]) then
    with TStringGrid(Sender), Canvas do
    begin
      Brush.Color := SelectedColor;
      FillRect(Rect);
      TextRect(Rect, Rect.Left + 2, Rect.Top + 2, Cells[aCol, aRow]);
    end;
end;

// Ganze Reien von Zellen Einfärben
procedure TForm1.StringGrid1DrawCell(Sender: TObject; ACol, ARow: Integer;
  Rect: TRect; State: TGridDrawState);
var
  dx: Integer;
begin
  with (Sender as TStringGrid) do
  begin
    // Don't change color for first Column, first row
    if (ACol = 0) or (ARow = 0) then
      Canvas.Brush.Color := clBtnFace
    else
    begin
      case ACol of
        1: Canvas.Font.Color := clBlack;
        2: Canvas.Font.Color := clBlue;
      end;
      // Draw the Band
      if ARow mod 2 = 0 then
        Canvas.Brush.Color := $00E1FFF9
      else
        Canvas.Brush.Color := $00FFEBDF;
      Canvas.TextRect(Rect, Rect.Left + 2, Rect.Top + 2, cells[acol, arow]);
      Canvas.FrameRect(Rect);
    end;
  end;
end;