Darwin OpenJDK 7 Binaries - Not Working With SWT

[Michael Franz]

On Sun, Oct 12, 2008 at 11:21 AM, Mike Swingler <swingler at apple.com> wrote:

> On Oct 11, 2008, at 6:14 PM, Michael Franz wrote:
>
> Hi,
>
> On Sun, Sep 7, 2008 at 9:22 PM, Landon Fuller <landonf at plausiblelabs.com>wrote:
>
>>
>> On Sep 7, 2008, at 1:08 PM, Michael Franz wrote:
>>
>>  I changed the startup to not pass the flag.  I was running this from
>>> inside eclipse, but eclipse must somehow pass the option as it did not show
>>> up in the command.
>>>
>>
>> There are two small patches from SoyLatte that need to be re-implemented
>> for OpenJDK, both of which you have run into:
>>
>> -XstartOnFirstThread:
>>
>>        Soylatte by starts a Cocoa runloop on the first thread, and then
>> run the JVM main() function again on a separate thread
>>        Setting -XstartOnFirstThread has the same behavior on Mac OS X, in
>> that Java is started directly on the first thread.
>>
>> Reading through the code and finding a few bugs on primordial threads and
> this blog entry[1] , I wonder if -XstartOnFirstThread is really OS X
> specific (I assumed it was).
>
> I was also reading through the Cocoa reference I have, my understanding is
> that it is possible to create a runloop on other threads, not just the first
> thread.
>
>
> You can create runloops on other threads, but their sources will be setup
> by you. Only the runloop on Thread 0 receives keyboard and mouse events,
> which is why -XstartOnFirstThread is necessary when user-space code wants to
> pump the event loop. Otherwise, Thread 0 needs to be parked until it's time
> for the AWT to startup, and start running the show.
>
> Cheers,
> Mike Swingler
> Java Runtime Engineer
> Apple Inc.
>

Is it possible to find Thread 0 from other threads?

Michael
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