D10804: Show "Empty Trash" button inside trash directory

[Roman Inflianskas]

rominf added a comment.


  In D10804#216484 <https://phabricator.kde.org/D10804#216484>, @markg wrote:
  
  > Is the singleton class really needed? It imho seems a bit overkill for merely the trash status.
  >  On the other hand, it does neatly move some trash functionality in it's own little space. But a class?..
  >  The functions are also all self contained so it might be better suited in it's own namespace (say a TrashHelper::<youFunctions>).
  
  
  Yep, a singleton is needed, though I don't like it too. I have a signal to emit. That means I have to have `QObject`. Nobody can emit signals from static functions, hence I need a singleton.

REPOSITORY
  R318 Dolphin

REVISION DETAIL
  https://phabricator.kde.org/D10804

To: rominf, #dolphin, #kde_applications, ngraham, rkflx, markg
Cc: markg, emateli, broulik, elvisangelaccio, rkflx, mmustac, ngraham, #dolphin, spoorun, navarromorales, isidorov, firef, andrebarros, emmanuelp
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