D9149: Allow running the tool without a display

[Aleix Pol Gonzalez]

apol added inline comments.

INLINE COMMENTS

> krdb.cpp:141
> +  unsigned int pixmapDepth = 0;
> +  if (QApplication::primaryScreen() != nullptr)
> +    pixmapDepth = QPixmap::defaultDepth();

Are you sure this builds? `primaryScreen` isn't static.

I'd use `qGuiApp->primaryScreen()`.

> lnftool.cpp:37
>  {
> -    QApplication app(argc, argv);
> +    QCoreApplication app(argc, argv);
>  

Is this the same binary as above? If so, it should be `QGuiApplication` at least.

REPOSITORY
  R119 Plasma Desktop

REVISION DETAIL
  https://phabricator.kde.org/D9149

To: adridg, #plasma, mart
Cc: apol, plasma-devel, ZrenBot, progwolff, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, mart
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