<AWT Dev> [9] Review request for 8155001: SystemTray.remove() leaks GDI Objects in Windows

Alexander Potochkin alexander.potochkin at oracle.com
Thu May 12 10:55:55 UTC 2016


Hello Dmitry

Looks good!

Thanks
alexp

On 5/10/2016 13:19, dmitry markov wrote:
> Hi Sergey,
>
> Thank you for the feedback. Actually I am not sure whether such 
> situation, (i.e. m_nid.hIcon is NULL) is possible or not. I think it 
> is better to add null-check there. Please find the updated webrev 
> here: http://cr.openjdk.java.net/~dmarkov/8155001/webrev.01/
>
> Thanks,
> Dmitry
> On 06/05/2016 17:06, Sergey Bylokhov wrote:
>> Hi, Dmitry.
>> Is it possible that m_nid.hIcon will be NULL in dispose()?
>>
>> On 06.05.16 14:48, dmitry markov wrote:
>>> Hello,
>>>
>>> Could you review the fix for jdk9, please?
>>>
>>>     bug: https://bugs.openjdk.java.net/browse/JDK-8155001
>>>     webrev: http://cr.openjdk.java.net/~dmarkov/8155001/webrev.00/
>>>
>>> Problem description:
>>> When TrayIcon is removed from SystemTray, dispose() method will be
>>> called for its peer and corresponding native objects. However HICON
>>> object is not deleted during dispose() invocation. That causes the leak
>>> of GDI objects.
>>>
>>> Fix:
>>> Dispose() in awt_TrayIcon.cpp should call DestroyIcon() to avoid 
>>> leak of
>>> GDI objects.
>>>
>>> Thanks,
>>> Dmitry
>>
>>
>



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