/// <summary>
 /// Switche de place entre 2 items
 /// </summary>
 /// <param name="item1">item 1</param>
 /// <param name="item2">item 2</param>
 public void SwitchItemPlaces(VO_InventoryItem item1, VO_InventoryItem item2)
 {
     RunServiceTask(delegate
     {
         _Business.SwitchItemPlaces(item1, item2);
     }, ViewerErrors.STAGE_LOAD_MENU, item1.ToString(), item2.ToString());
 }
 /// <summary>
 /// Ajoute un élément dans la grille
 /// </summary>
 /// <param name="x">X</param>
 /// <param name="y">Y</param>
 /// <param name="item">Id de l'item à ajouter</param>
 public void AddItemInGrid(VO_InventoryItem item)
 {
     RunServiceTask(delegate
     {
         _Business.AddItemInGrid(item);
     }, ViewerErrors.STAGE_LOAD_MENU, item.ToString());
 }