c# how to make thread wait

Question

Form form1 = new Form();
Thread newThread = new Thread(() => 
        form = form1
);
newThread.Start();
while(form == null)
{
     WAIT? 
}

Can anyone help me how to make thread wait befor going on with execution? And not to use thread.sleep?

Answer 1

You can use a ManualResetEvent:

var mre = new ManualResetEvent(false);
Form form1 = new Form();
Thread newThread = new Thread(() => {
        form = form1;
        mre.Set();
});
newThread.Start();
mre.WaitOne();