private void add_Click(object sender, EventArgs e)
 {
     using (SingleKeybindEditor edit = new SingleKeybindEditor())
     {
         edit.ShowDialog();
         ApplyKeybindAfterEditing(edit, false, null);
     }
 }
        private void edit_Click(object sender, EventArgs e)
        {
            Keybind toEdit = (Keybind)picker.SelectedItem;

            using (SingleKeybindEditor edit = new SingleKeybindEditor(toEdit))
            {
                edit.ShowDialog();
                ApplyKeybindAfterEditing(edit, true, toEdit);
                edit.Enabled   = false;
                delete.Enabled = false;
            }
        }