private void CardFilter_FormClosed(object sender, FormClosedEventArgs e)
{
_cardFilter = null;
_filteredCards = _cards;
SetFilterButtonText();
UpdateCardList();
}
private void buttonFilter_Click(object sender, EventArgs e)
{
if (_cardFilter == null)
{
_cardFilter = new FormCardFilter(_cards, _sets);
_cardFilter.FormClosed += CardFilter_FormClosed;
_cardFilter.FilterChanged += CardFilter_FilterChanged;
SetFilterButtonText();
_cardFilter.Show(this);
}
else
{
_cardFilter.Close();
}
}