D24258: Forward error message from backend to ui

[Nicolas Fella]

nicolasfella created this revision.
nicolasfella added reviewers: Plasma, KWin.
Herald added a project: Plasma.
Herald added a subscriber: plasma-devel.
nicolasfella requested review of this revision.

REVISION SUMMARY
  Saying that no backend was found is not accurate when there was a different error in the backend. The backend gives us an error message we can display instead.

TEST PLAN
  I get a different error message now

REPOSITORY
  R104 KScreen

BRANCH
  errormsg

REVISION DETAIL
  https://phabricator.kde.org/D24258

AFFECTED FILES
  kcm/kcm.cpp
  kcm/kcm.h
  kcm/package/contents/ui/main.qml

To: nicolasfella, #plasma, #kwin
Cc: plasma-devel, LeGast00n, The-Feren-OS-Dev, jraleigh, fbampaloukas, GB_2, ragreen, ZrenBot, alexeymin, himcesjf, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, mart
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.kde.org/pipermail/plasma-devel/attachments/20190927/a3cd6c73/attachment.html>