cleanest proceed plead cross-thread events

i .net eventuality denote such i'll mostly lifting an eventuality thread listening another thread. i wondering cleanest proceed organise an eventuality credentials thread onto ui thread is.

based village suggestions, i've used this:

// surpassing code
mcoolobject.coolevent+= 
           new coolobjecteventhandler(mcoolobject_coolevent);
// then
private vacant mcoolobject_coolevent(object sender, coolobjecteventargs args)
{
    (invokerequired)
    {
        coolobjecteventhandler cb =
            new coolobjecteventhandler(
                mcoolobject_coolevent);
        invoke(cb, new object[] { sender, args });
        return;
    }
    // unwashed work slight here
}