public void OkPressed(Subtitle subtitle)
        {
            WasOkPressed = true;

            FixedSubtitle = new Subtitle(_subtitle, false);
            foreach (var fix in Window.GetFixes())
            {
                var p = FixedSubtitle.GetParagraphOrDefaultById(fix.Id);
                if (p != null)
                {
                    p.Text = fix.After;
                }
            }
            FixedSubtitle.RemoveEmptyLines();
        }