protected override void OnAppearing()
{
base.OnAppearing();
lock (FriendList.friends)
{
var tmp_list = FriendList.friends.FindAll(x => x.chat_page != null || x.app_page != null);
foreach (var friend in tmp_list)
{
if (friend.chat_page != null)
{
friend.chat_page = null;
}
if (friend.app_page != null)
{
FriendList.removeAppPage(friend.app_page.sessionId);
}
}
}
updateScreen();
}
private void onBack()
{
Navigation.PopAsync(Config.defaultXamarinAnimations);
FriendList.removeAppPage(sessionId);
}