D7914: Select and scroll to previous folder when going Up

[Nathaniel Graham]

ngraham created this revision.
ngraham added reviewers: Dolphin, KDE Applications.
ngraham added a project: Dolphin.

REVISION SUMMARY
  BUG: 377392
  
  When going Up in Dolphin, select and scroll to the folder you just left, which is what happens for Back button behavior already. This patch makes them consistent.

TEST PLAN
  Tested in KDE Neon. Works as expected.

REPOSITORY
  R318 Dolphin

REVISION DETAIL
  https://phabricator.kde.org/D7914

AFFECTED FILES
  src/views/dolphinview.cpp
  src/views/dolphinview.h

To: ngraham, #dolphin, #kde_applications
Cc: akrutzler, navarromorales, firef, andrebarros, emmanuelp
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