Hey,

You misquoted the site. "InvokeOnMainThread" blocks execution until the
delegate is invoked. *Begin*InvokeOnMainThread does not.

Alan

On 6 April 2012 13:45, Chris Hatton <[email protected]> wrote:

>  Wouldn't plain 'InvokeOnMainThread' do what you are looking for?
>
> From the Wiki at: http://wiki.ios.xamarin.com/HowTo/Threading
>
> *"BeginInvokeOnMainThread will suspend the execution of your thread, and
> wait for the delegate to be executed on the main thread. When that
> completes, the thread resumes execution."
> *
>
> - Chris
>
>
> On 06/04/12 07:00, René Ruppert wrote:
>
> I would opt for Task and ContinueWith(). It's an awesome way of dealing
> with such situations.
> All locking, WaitHandles or Sleep calls can block the UI thread on iPhone
> and cause very weird behavior or lockups.
>
> Grüße, René
>
> Am 05.04.2012 um 23:34 schrieb Rodrigo Kumpera <[email protected]>:
>
>  You really can't do it without manually waiting for it.
>
>  What you can do is:
>
>  object obj = new object ();
> BeginInvokeOnMainThread (delegate {
>  //Do something
>  lock (obj) { Monitor.Notify (obj); }
> });
>
> Thread.Sleep (2000);
> lock (obk) { Monitor.Wait (obj); }
>
>  Ideally we would provide wrappers for common idioms of the .NET
> plataform like making the
> function return an IAsyncResult or Task object.
>
>
>
> On Thu, Apr 5, 2012 at 6:13 PM, MojoDK <[email protected]> wrote:
>
>> Hi,
>>
>> In this code...
>>
>> ThreadPool.QueueUserWorkItem (delegate {
>>    BeginInvokeOnMainThread (delegate {
>>        // Do something
>>    });
>>    Thread.Sleep(2000);
>>    // Check something
>> });
>>
>> ... how can I make sure the "// Do something" is completely done before
>> "//Check something"?
>>
>> In other words, how can I check when BeginInvokeOnMainThread is done and
>> then do some stuff still in the ThreadPool.QueueUserWorkItem?
>>
>> Thanks!
>> Mojo
>>
>> --
>> View this message in context:
>> http://monotouch.2284126.n4.nabble.com/When-is-BeginInvokeOnMainThread-done-tp4536089p4536089.html
>> Sent from the MonoTouch mailing list archive at Nabble.com.
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