OptionsWindow.xaml の相互作用ロジック
Inheritance: System.Windows.Window
        private void _optionsMenuItem_Click(object sender, RoutedEventArgs e)
        {
            var window = new OptionsWindow(
                _amoebaManager,
                _connectionSettingManager,
                _overlayNetworkManager,
                _transferLimitManager,
                _bufferManager);

            window.Owner = this;
            window.ShowDialog();
        }