public void Login_in()
{
if (api.IsAccessTokenValid())
{
NavigationService.Navigate(new Uri("/Default.xaml", UriKind.Relative));
}
else
{
NavigationService.Navigate(new Uri("/Login_renren.xaml", UriKind.Relative));
}
}
void RenRenFriendList_Loaded(object sender, RoutedEventArgs e)
{
if (!api.IsAccessTokenValid() && Back_Key == 1)
{
Back_Key = -1;
NavigationService.Navigate(new Uri("/Login_renren.xaml", UriKind.Relative));
}
else if (!api.IsAccessTokenValid() && Back_Key == -1)
{
;
}
else
{
api.GetFriends(renren_GetFriendsCompletedHandler);
}
}