private void OnCheckBoxCheckedChanged(object sender, PropertyChangedEventArgs e)
{
FriendWithCheckBox friendWithCheckBox = sender as FriendWithCheckBox;
if (friendWithCheckBox.IsChecked)
{
if (!SelectedFriends.Contains(friendWithCheckBox.Friend))
{
SelectedFriends.Add(friendWithCheckBox.Friend);
}
}
else
{
if (SelectedFriends.Contains(friendWithCheckBox.Friend))
{
SelectedFriends.Remove(friendWithCheckBox.Friend);
}
}
}
internal void SearchBoxTextChanged()
{
FoundFriends = new ObservableCollection <User>(Client.Friends.Where(f => !SelectedFriends.Contains(f) && f.Nickname.Contains(SearchBox)));
}