RFR: 8311031: JTable header border vertical lines are not aligned with data grid lines [v9]
Alexey Ivanov
aivanov at openjdk.org
Mon Jul 31 20:43:59 UTC 2023
On Thu, 27 Jul 2023 04:58:33 GMT, Tejesh R <tr at openjdk.org> wrote:
>> The header border uses `g.drawLine` whereas the JTable data grid lines uses `SwingUtilities2.drawVLine` and `SwingUtilities2.drawHLine` to draw horizontal and vertical lines. The SwingUtilities2 uses `Graphics.fillRect` which contributes to the difference between the position of these two lines which happens/visible at higher ui scaling (difference in alignment between vertical lines of these two). The fix propose to use the same methods for metal L&F of JTable header border paint.
>> CI testing shows green.
>>
>> 
>
> Tejesh R has updated the pull request incrementally with one additional commit since the last revision:
>
> Review fix
test/jdk/javax/swing/JTableHeader/TableHeaderBorderPositionTest.java line 127:
> 125: e.printStackTrace();
> 126: }
> 127: }
In fact, it looks better with `saveImage` method.
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PR Review Comment: https://git.openjdk.org/jdk/pull/14766#discussion_r1279849664
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