Раскрашивание ячеек в DBGrid

procedure DrawGridCheckBox(Canvas: TCanvas; Rect: TRect; Checked: boolean);
var
DrawFlags: Integer;
begin
Canvas.TextRect(Rect, Rect.Left + 1, Rect.Top + 1, ' ');
DrawFrameControl(Canvas.Handle, Rect, DFC_BUTTON, DFCS_BUTTONPUSH or DFCS_ADJUSTRECT);
DrawFlags := DFCS_BUTTONCHECK or DFCS_ADJUSTRECT;// DFCS_BUTTONCHECK
if Checked then
DrawFlags := DrawFlags or DFCS_CHECKED;
DrawFrameControl(Canvas.Handle, Rect, DFC_BUTTON, DrawFlags);
end;

procedure TForm1.DBGrid1DrawColumnCell(Sender : TObject; const Rect: TRect;
DataCol: Integer; Column: TColumn; State: TGridDrawState);
begin
if Column.FieldName = 'WEIGHT' then // Модифицируйте под себя
if Column.Field.AsInteger > 10 then
DrawGridCheckBox(DBGrid1.Canvas, Rect, true)
else
DrawGridCheckBox(DBGrid1.Canvas, Rect, false)
end;

procedure TfrmMain.DBGrid1ColEnter(Sender: TObject);
begin
with TDBGrid(Sender) do
if SelectedField.FieldName = 'Weight' then // Модифицируйте под себя
Options := Options - [dgEditing]
else
Options := Options + [dgEditing]
end;