protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
if (e.Parameter is ChatViewModel chat)
{
_currentChat = chat;
ChatName.Text = _currentChat.Name;
ListView.ItemsSource = _currentChat.Messages;
_currentChat.RefreshConversation();
_currentChat.CheckSendingMessages();
this.Resources["CurrentChat.IsGroup"] = _currentChat.IsGroup ? Visibility.Visible : Visibility.Collapsed;
}
dispatcherTimer.Start();
//WebPopUp.RequestPage("http://www.google.fr");
}