protected override void OnLoad(EventArgs e)
        {
            base.OnLoad(e);

            SystemMessageContainer.Heading = "Translate";

            ContentDataSource.DataBind();

            if (SourceLanguageDropDownList.Items.Count < 1)
            {
                foreach (var language in LanguageBranchRepository.ListEnabled())
                {
                    SourceLanguageDropDownList.Items.Add(CreateLanguageListItem(language));


                    if (CheckAccessRightOnLanguageBranch(language))
                    {
                        TargetLanguageDropDownList.Items.Add(CreateLanguageListItem(language));
                    }
                }
            }
        }
 public Handler()
 {
     _languageBranchRepository = ServiceLocator.Current.GetInstance <LanguageBranchRepository>();
 }