/// <summary>
 /// Initialize tab pages.
 /// </summary>
 public void InitializeTabPages()
 {
     InitializeProductTabPageItems();
     for (int index = 0; index < _tabPages.Count; index++)
     {
         TabPage tabPage = _tabPages[index];
         tabPage.Controls.Add(AppModel.CreateTableLayout(TAB_PAGE_LAYOUT_NAME, TAB_PAGE_LAYOUT_ROW_COUNT, TAB_PAGE_LAYOUT_COLUMN_COUNT));
         PopulateTabPage(tabPage, _tabPageIndexToProductTypeMap[index]);
     }
 }