/* registers the callback func with the C code */
private bool register_nav_callback()
{
if (callback == null)
{
callback = new SHAKEEventCB(NavButtonCB_internal);
}
else
{
callback = null;
}
// NOTE that this is the STDCALL variation of the normal cdecl callback,
// because the .NET Compact Framework doesn't support C delegates with non-stdcall
// calling conventions. On XP, .NET 2.0 and above can handle it though.
shake_register_event_callback_STDCALL(dev, callback);
return true;
}
public bool close()
{
if (!connected)
return false;
connected = false;
register_nav_callback();
callback = null;
shake_free_device(dev);
return true;
}
private static extern int shake_register_event_callback_STDCALL(IntPtr dev, SHAKEEventCB callback);