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List:       kde-core-devel
Subject:    Re: Review Request: Add support for AlphaChannel to KColorDialog
From:       "Johannes Christenson" <mrchristenson () gmail ! com>
Date:       2010-04-13 6:23:04
Message-ID: 20100413062304.12903.74181 () localhost
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I can't see any reason to treat the alpha channel different from other channels?

- Johannes


On 2010-04-11 20:15:26, Christoph Feck wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> http://reviewboard.kde.org/r/3566/
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> 
> (Updated 2010-04-11 20:15:26)
> 
> 
> Review request for Gwenview, kdelibs and usability.
> 
> 
> Summary
> -------
> 
> Add an "alphaChannelEnabled" property to KColorDialog to support QColorDialog::ShowAlphaChannel.
> Requires the patch from http://reviewboard.kde.org/r/3565 to show the alpha gradient.
> 
> Please comment on:
> * name/description of newly added methods in KColorDialog
> * visible "Alpha" label ("Opacity"?)
> * placement of widgets (yes, Alpha label should be aligned to RGB labels, but how?)
> 
> 
> Diffs
> -----
> 
>   /trunk/KDE/kdebase/workspace/qguiplatformplugin_kde/qguiplatformplugin_kde.cpp 1113711 
>   /trunk/KDE/kdelibs/kdeui/colors/kcolordialog.h 1113786 
>   /trunk/KDE/kdelibs/kdeui/colors/kcolordialog.cpp 1113786 
> 
> Diff: http://reviewboard.kde.org/r/3566/diff
> 
> 
> Testing
> -------
> 
> I used this to test integration with QColorDialog:
> 
> #include <QtGui/QApplication>
> #include <QtGui/QColorDialog>
> #include <QtCore/QDebug>
> 
> int main(int argc, char *argv[])
> {
>     QApplication app(argc, argv);
>     QColor color = QColorDialog::getColor(QColor(255, 0, 0, 100), 0, "Select ARGB Color",
>                                           QColorDialog::ShowAlphaChannel);
>     qDebug() << color;
> }
> 
> 
> Screenshots
> -----------
> 
> KColorDialog with enabled AlphaChannel
>   http://reviewboard.kde.org/r/3566/s/354/
> 
> 
> Thanks,
> 
> Christoph
> 
>


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