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Update qgsfeedback.h

(cherry picked from commit 74de90b)
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DelazJ authored and nyalldawson committed Jan 20, 2020
1 parent 0eab288 commit e332ebe1f6f9d095eedb9b3bb3dc487e6e061073
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  1. +1 −0 src/core/qgsfeedback.h
@@ -28,6 +28,7 @@
* for a particular operation (e.g. report progress or pass some data for preview).
*
* When cancel() is called, the internal code has two options to check for cancellation state:
*
* - if the worker thread uses an event loop (e.g. for network communication), the code can
* make a queued connection to canceled() signal and handle the cancellation in its slot.
* - if the worker thread does not use an event loop, it can poll isCanceled() method regularly

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