[Qt-interest] palette behaving in a strange manner.

[sarvesh saran]

Hi,

set the palette to the list view not the application

view.setPalette(pal); instead of app.setPalette(pal).

it should work now.

thanks,
Sarvesh


On Fri, Mar 18, 2011 at 9:27 PM, Pritam Ghanghas <
pritam_ghanghas at infosys.com> wrote:

> Hi
>
> I am trying to set black color for QPalette::HighlightedText. and
> setting a gradient for QPalette::Highlight. As soon as I set black for
> HighlightedText, the Highlight gradient is drawn as black in listview.
>
> The behaviour is correct only for a few color values of HighligtedText.
>
> Here is a self contained example:
>
> #include <QtGui>
>
> int main(int argc, char **argv)
> {
>    QApplication app(argc, argv);
>
>    QPalette pal = app.palette();
>
>    pal.setCurrentColorGroup(QPalette::Normal);
>    QLinearGradient hiGradient(0.5, 0, 0.5, 1);
>    hiGradient.setCoordinateMode(QGradient::ObjectBoundingMode);
>    hiGradient.setColorAt(0, QColor("#36d3ff"));
>    hiGradient.setColorAt(1, QColor("#048dad"));
>    pal.setBrush(QPalette::Highlight, QBrush(hiGradient));
>    pal.setColor(QPalette::HighlightedText, Qt::black);
>
>    app.setPalette(pal);
>
>    app.setStyle(new QCleanlooksStyle);
>
>    QStringList stringList;
>    stringList<<"a"<<"b"<<"c";
>
>    QStringListModel model(stringList);
>
>    QListView view;
>    view.setModel(&model);
>    view.show();
>
>    return app.exec();
> }
>
> change the HighlightedText color to Qt::white or yellow it will work
> fine. Change it to red or black it wont. There are other colors also for
> which it works or doesn't work. I am unable to understand how it is
> deciding? I tried manually getting the highlight brush and its right.
> So there is no corruption in palette.
>
>
> --
> Thanks,
> Pritam
>
>
>
>
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