D29204: Information Panel: show early icons for folders

[Méven Car]

meven created this revision.
meven added reviewers: Dolphin, ngraham.
Herald added a project: Dolphin.
Herald added a subscriber: kfm-devel.
meven requested review of this revision.

REVISION SUMMARY
  Folders previews can be long to generate.
  This can be noticeable by the user.
  
  This diff displays folder icons after a 100ms timer.
  
  BUG: 420340
  FIXED-IN: 20.08

TEST PLAN
  rm -r ~/.cache/thumbnails/
  In dolphin open trash
  Click on download (or any directory with a long to generate preview).

REPOSITORY
  R318 Dolphin

BRANCH
  master

REVISION DETAIL
  https://phabricator.kde.org/D29204

AFFECTED FILES
  src/panels/information/informationpanelcontent.cpp

To: meven, #dolphin, ngraham
Cc: kfm-devel, azyx, nikolaik, pberestov, iasensio, aprcela, fprice, fbampaloukas, alexde, Codezela, feverfew, meven, spoorun, navarromorales, firef, ngraham, andrebarros, emmanuelp, rdieter, mikesomov
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