D16280: Update display after incrementing history index

[Christoph Feck]

cfeck added a reviewer: teran.
cfeck requested changes to this revision.
cfeck added a comment.
This revision now requires changes to proceed.


  Sorry for the delay, I just tested this.
  
  If I press 'Ctrl+Z' while entering a new operation, then now it goes two steps back.
  
  To test type:
  
  7 + 8 Enter
  5 + 5 Enter
  12 + 12 Ctrl+Z
  
  I now shows 15 instead of 10.

REPOSITORY
  R353 KCalc

REVISION DETAIL
  https://phabricator.kde.org/D16280

To: mschiller, cfeck, kde-utils-devel, teran
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