<Swing Dev> [10] RFR JDK-8075063:Context menu closes on mouse scroll

[Prasanta Sadhukhan]

Hi Semyon,

I tried on Firefox and other app. If popup or drop down menu is opened, 
then mouse wheel rotation is not closing the popups. In our case, it is 
closing the popups/menus.

Regards
Prasanta
On 6/14/2017 8:26 PM, Semyon Sadetsky wrote:
> Hi Prasanta,
>
> I may be wrong, but it seems to me that the standard behavior is when 
> any wheel event cannot close popups.
>
> --Semyon
>
>
> On 06/13/2017 10:39 PM, Prasanta Sadhukhan wrote:
>> Hi All,
>>
>> Please review a fix for an issue whereby it is seen
>> hitting the scroll wheel by accident closes whole structure of 
>> context menus causing it to disappear and the user has to invoke the 
>> menu again.
>>
>> Issue was popupMenu is getting closed for mouse wheel rotation if the 
>> menu is not from JComboBox.
>> If the context menu is opened from JMenuItem, JMenu then if the mouse 
>> wheel is rotated anywhere in frame, then it calls cancelPopupMenu() 
>> causing it to call setVisible(false) and so menu disappears.
>>
>> Proposed fix is to check if the mouse wheel rotation is done in 
>> JMenu, JMenuItem or anywhere in frame, then if popup is present, then 
>> do not close the popupmenu.
>>
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8075063
>> webrev: http://cr.openjdk.java.net/~psadhukhan/8075063/webrev.00/
>>
>> Regards
>> Prasanta
>>
>