private void ctrl_B_UpSave_Click(object sender, EventArgs e)
        {
            I_Element[] templates = new I_Element[ctrl_EditorPanel.Items.Count];
            ctrl_EditorPanel.Items.CopyTo(templates, 0);

            Cl_Template tpl = Cl_TemplatesFacade.f_GetInstance().f_UpSaveTemplate(p_EditingTemplate, templates, m_Log);

            f_SetTemplate(tpl);
        }
 private void ctrlMenuDel_Click(object sender, EventArgs e)
 {
     if (SelectedItem != null)
     {
         if (SelectedItem is I_Element)
         {
             I_Element el = (I_Element)SelectedItem;
             Items.Remove(el);
             this.Invalidate(this.InsertionIndex);
             ctrlMenuDel.Visible = Items.Count > 0;
         }
     }
 }