[news.eclipse.platform.swt] Re: How to know if application already runni

[Benjamin Pasero <bpasero@xxxxxxxxxx>]

Doug Pearson wrote:

> I'd thought about using files, but hadn't considered a socket
> solution.    That sounds good and will work fine on any platform. 
> Thanks,

Maybe if you could share your solution with Sockets here? I was thinking
of implementing a Socket-way
to get out if my application is already running. But I wonder what port
to chose to run the Socket through?

Ben

>
> Doug
>
> Benjamin Pasero wrote:
>
>> Daniel Spiewak wrote:
>>
>>
>>> You have several options on this one, only one of them having to do
>>> with SWT itself.  The Display class has a method which returns an
>>> array of all the Shell(s) open on that Display.  Alternatively, you
>>> can use file-locking, even server sockets to implement the behavior.
>>
>>
>>
>> As far as I can see, a new Display class is created with each new SWT
>> application. So, how should one display
>> know of the Shells of another application? I dont think (and checked)
>> that its working.
>>
>> sockets seem to be the best (and most common) way to achieve this.
>>
>> Ben
>>
>>
>>> Daniel
>>>
>>> Doug Pearson wrote:
>>>
>>>
>>>> Is there any way to detect from one SWT application if another SWT
>>>> application is already running?
>>>>
>>>> In Windows the usual solution to this was using ::FindWindow() to
>>>> look for the window class (or name).
>>>>
>>>> Is there anything like that or any alternative available in SWT?
>>>>
>>>> Doug
>>>>
>