public void FriendListChat() { Service s = new Service(); try { FriendList = s.GetAllUser(LoggedGuest.ID); if (friendList.Count == 1) { mainWindow.ExpanderFriends.Header = $"Ćaskanje ({FriendList.Count()} prijatelj)"; } else { mainWindow.ExpanderFriends.Header = $"Ćaskanje ({FriendList.Count()} prijatelja)"; } } catch (Exception ex) { Xceed.Wpf.Toolkit.MessageBox.Show(ex.ToString()); } }