<Swing Dev> [12] JDK-8213071: [macos] The focus is disappear after pressing return to close the "That was a pretty good movie!" dialog.

shashidhara.veerabhadraiah at oracle.com shashidhara.veerabhadraiah at oracle.com
Tue Nov 13 06:28:30 UTC 2018


Hi Sergey, This same behavior exists on jdk 7 and jdk 8 as well. So it 
is not a regression I think.

Thanks and regards,
Shashi


On 13/11/18 6:12 AM, Sergey Bylokhov wrote:
> Hi, Shashi.
>
> Did you check this behavior was in jdk7/8 GA, or it is a regression?
>
>
> On 11/11/2018 04:58, shashidhara.veerabhadraiah at oracle.com wrote:
>> Hi All, Please review a fix for an accessibility vpat issue.
>>
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8213071
>>
>> Webrev: http://cr.openjdk.java.net/~sveerabhadra/8213071/webrev.00/
>>
>> The behavior of the same actions to reproduce the problem, produced 
>> different results with VO and without VO. It have behaved right 
>> without the VO and with VO, the focus was lost.
>>
>> The issue is with window being the KEY and MAIN window per the Mac 
>> windowing system. There are platform notifications like the 
>> 'windowDidBecomeMain' and 'windowDidBecomeKey' are issued for the 
>> window that is about to get the focus and key strokes. So typically 
>> under normal conditions, the window which is about to get notified of 
>> becoming the focusable window would get the KEY and MAIN 
>> notifications in that order.
>>
>> But with VO, some how the KEY notification was not delivered to java 
>> window and it only receives the MAIN notification. In this scenario, 
>> though the isKeyWindow() is true for this window, KEY notification 
>> was not delivered and only the MAIN notification is delivered. We do 
>> transfer the focus under the KEY notification handler which was not 
>> getting executed since it received no KEY notification. Per me, 
>> isKeyWindow() and MAIN notification is sufficient to transfer the 
>> focus and become a main window but I have not disturbed the existing 
>> handlers for the notification and fixed only for the case which is 
>> causing this issue.
>>
>> Thanks and regards,
>> Shashi
>>
>
>



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