<Swing Dev> RFR: 8271923: [macos] the text color on the selected disabled tabbed pane button remains white making text unreadable [v2]

[Jayathirth D V]

On Mon, 6 Sep 2021 08:00:36 GMT, Prasanta Sadhukhan <psadhukhan at openjdk.org> wrote:

>> It is seen that  if a JTabbedPane is unfocused, it's title is painted with **white** text on grey background 
>> as opposed to **black** text on grey background in unfoucsed native app on macOSX Catalina
>> and is somewhat not legible. 
>> This can be seen with SwingSet2 demo with InternalFrame or JTabbedPane demo and any native app, making focus toggle between the two.
>> 
>> Issue was TabbedPane always draw with "selectedTabTitleNormalColor" which is white. Although Aqua L&F defined selectedTabTitleDisabledColor but it is not used as TabbedPane does not check if focus is there in current frame and draw accordingly, which native app does.
>> 
>> Proposed fix is to check for frame is active or not and draw text color accordingly. 
>> Since it is not affecting BigSur (where even if native app active or not text is always drawn in same color), it is only restricted to Catalina and lower.
>
> Prasanta Sadhukhan has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Use NonFocus color

Marked as reviewed by jdv (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/5217