How to stop BackgroundWorker on Form's Closing event?

Question

I have a form that spawns a BackgroundWorker, that should update form\'s own textbox (on main thread), hence Invoke((Action) (...)); call.
If in Handl

Answer 1

Another way:

if (backgroundWorker.IsBusy)
{
    backgroundWorker.CancelAsync();
    while (backgroundWorker.IsBusy)
    {
        Application.DoEvents();
    }
}