D17459: SearchBar: Add Cancel button to stop long running tasks

[loh tar]

loh.tar added a comment.


  Not well tested but looks so far pretty promising.
  
  The only thing what I not really like is these modulo check when to ask for user input. How about a QTimer with 200/300ms?

REPOSITORY
  R39 KTextEditor

REVISION DETAIL
  https://phabricator.kde.org/D17459

To: loh.tar, #ktexteditor, #vdg
Cc: kwrite-devel, kde-frameworks-devel, #ktexteditor, hase, michaelh, ngraham, bruns, demsking, cullmann, sars, dhaumann
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