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-rw-r--r--src/corelib/concurrent/qfuturewatcher.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/corelib/concurrent/qfuturewatcher.cpp b/src/corelib/concurrent/qfuturewatcher.cpp
index 3065205..2213725 100644
--- a/src/corelib/concurrent/qfuturewatcher.cpp
+++ b/src/corelib/concurrent/qfuturewatcher.cpp
@@ -499,6 +499,12 @@ void QFutureWatcherBasePrivate::sendCallOutEvent(QFutureCallOutEvent *event)
/*! \fn void QFutureWatcher::setFuture(const QFuture<T> &future)
Starts watching the given \a future.
+
+ One of the signal might be emit for the current state of the \a future.
+ (For example, if the future is already stopped, the finished signal will be emit)
+
+ To avoid race condition, it is important to call this function after doing
+ the connections.
*/
/*! \fn QFuture<T> QFutureWatcher::future() const