public void modifyCategory(object sender, RoutedEventArgs arg)
{
if (CatagoryList.SelectedItem == null)
{
MessageBox.Show("Please select Catagory to change");
return;
}
if (ModifyCategory.Text == "")
{
MessageBox.Show("Cannot add blank name");
return;
}
ClientRequests.modifyCategory((String)CatagoryList.SelectedItem, ModifyCategory.Text);
filter = ClientRequests.getFilters();
CatagoryList.ItemsSource = filter.categories.Select(x => x.category);
}