/// <summary>
/// 窗口关闭之后，单例清除
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void HotKeySettingWindow_Closed(object sender, EventArgs e)
{
m_Instance = null;
}
public static HotKeySet CreateInstance()
{
return(m_Instance ?? (m_Instance = new HotKeySet()));
}