D25006: Checking dpi value being empty is not enought

[Gabriel Craciunescu]

gcraciunescu created this revision.
gcraciunescu added a reviewer: filipf.
Herald added a project: Plasma.
Herald added a subscriber: plasma-devel.
gcraciunescu requested review of this revision.

REVISION SUMMARY
  We need to make sure the -dpi value is something valid.
  Right now we can pass everything as value to -dpi, including 0,1 or any string.
  Check for the lowest possible value set from force font settings.

REPOSITORY
  R123 SDDM Configuration Panel (KCM)

REVISION DETAIL
  https://phabricator.kde.org/D25006

AFFECTED FILES
  src/advancedconfig.cpp

To: gcraciunescu, filipf
Cc: plasma-devel, LeGast00n, The-Feren-OS-Dev, jraleigh, fbampaloukas, GB_2, ragreen, ZrenBot, ngraham, alexeymin, himcesjf, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, ahiemstra, mart
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