private void ChangeLanguage(Control container, ComponentResourceManager resourceManager, CultureInfo culture)
{
	foreach (Control c in container.Controls)
	{
		if (c is Label || c is GroupBox || c is DevExpress.XtraTab.XtraTabPage || c is TextBox || c is System.Windows.Forms.ToolStripMenuItem)
		{
			resourceManager.ApplyResources(c, c.Name, culture);
		}

		if (c.Controls.Count > 0) ChangeLanguage(c, resourceManager, culture);
	}
}

private void cbJazyky_SelectedIndexChanged(object sender, EventArgs e)
{
	var resourceManager = new ComponentResourceManager(typeof(HlavniOknoMobile));
	CultureInfo culture;
	switch(cbJazyky.SelectedItem.ToString())
	{
		case "English":
			culture = new CultureInfo("en");
			break;
		case "Czech":
			culture = new CultureInfo("cs-CZ");
			break;
		default:
			throw new NotSupportedException();
	}

	ChangeLanguage(this, resourceManager, culture);
}

public HlavniOknoMobile()
        {
            Thread.CurrentThread.CurrentUICulture = new System.Globalization.CultureInfo("cs-CZ");
            InitializeComponent();
        }

Thread.CurrentThread.CurrentUICulture = new System.Globalization.CultureInfo("cs-CZ");

        #region Zmena jazyka

        private List<Control> ChangeLanguage(Control container, List<Control> list)
        {     
            if (cbJazyky.SelectedItem.ToString() == "English")
            {
                lang = "en";
            }
            if (cbJazyky.SelectedItem.ToString() == "Czech")
            {
                lang = "cs-CZ";
            }
            foreach (Control c in container.Controls)
            {
                //vycet typu Controls ke zmene jazyka
                if (c is Label || c is GroupBox || c is DevExpress.XtraTab.XtraTabPage || c is TextBox || c is System.Windows.Forms.ToolStripMenuItem) list.Add(c);

                if (c.Controls.Count > 0)
                    list = ChangeLanguage(c, list);
                ComponentResourceManager resourcesComponents = new ComponentResourceManager(typeof(HlavniOknoMobile));
                resourcesComponents.ApplyResources(c, c.Name, new CultureInfo(lang));
            }
            return list;
        }
        private List<Control> GetAllControls(Control container)
        {
            return ChangeLanguage(container, new List<Control>());
        }
        //zmena vyberu jazyka v comboboxu
        private void cbJazyky_SelectedIndexChanged(object sender, EventArgs e)
        {
            ChangeLanguage(this, new List<Control>());
        }
       #endregion