D21315: Dolphin-style view modes in the file dialog

[Méven Car]

meven added a reviewer: VDG.

REPOSITORY
  R241 KIO

REVISION DETAIL
  https://phabricator.kde.org/D21315

To: meven, #frameworks, ngraham, #vdg
Cc: kde-frameworks-devel, michaelh, ngraham, bruns