[Interest] Wrong position QStyleOptionProgressBar on macOS
Roman Wüger
roman.wueger at gmx.at
Sat Mar 21 11:24:11 CET 2020
John, thank you very much,
your solution worked as expected.
Best Regards
Roma
> Am 20.03.2020 um 20:46 schrieb John Weeks <john at wavemetrics.com>:
>
> Roman-
>
> Alot of QStyle code seems to think that all drawing will be done in a widget solely occupied by whatever it is that QStyle is drawing. I guess folks like you and me who try to use QStyle to get cross-platform control appearance for sub-rects of a widget aren't very common.
>
> I finally did this for QStyleProgressBar:
> QStyleOptionProgressBar options;
> painter->translate(r.left, r.top);
> options.rect.moveTo(0,0);
>
> A few QStyle things mess with the QPainter transformation matrix. In that case, the only thing I can find to work around the problems is to paint the QStyle object into a QImage or QPixmap, then draw that image wherever you need it.
>
> I have filed bugs against some of these problems, and gotten very little attention.
>
> -John Weeks
>
>> On Mar 20, 2020, at 12:02 PM, Roman Wüger <roman.wueger at gmx.at> wrote:
>>
>> Hello,
>>
>> I use QStyleOptionProgressBar on macOS Catalina with Qt 5.14.1 and tried versions back to 5.11.3.
>>
>> In a Table the progressbar is always displayed in row 0 and column 0 which is wrong even the current row is 6 or something like that and column is 1 or similar.
>>
>> Any hints on this issue?
>>
>> Best Regards
>> Roman
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