(C#)按键时播放声音，再次按键时停止声音

using System.Media;

SoundPlayer soundPlayer = new SoundPlayer("音频文件路径");

private void KeyPressEventHandler(object sender, KeyPressEventArgs e)
{
    soundPlayer.Play();
}

private void KeyPressEventHandler(object sender, KeyPressEventArgs e)
{
    if (soundPlayer.IsLoadCompleted)
    {
        if (soundPlayer.IsPlaying)
        {
            soundPlayer.Stop();
        }
        else
        {
            soundPlayer.Play();
        }
    }
}