static bool IsTime = false; //默认为假，电子书下载完后为true
#endregion
#region Form方法
public IndexForm(string[] args)
{
InitializeComponent();
//m_SyncContext = SynchronizationContext.Current;
_callback = callback;//初始化回调函数
strArgs = args;
}
public static extern int ssound_start(IntPtr engine, string param, byte[] id, [MarshalAs(UnmanagedType.FunctionPtr)] ssound_callback callback, IntPtr usrdata);