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doc: use correct snippet id for QObject::isSignalConnected

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Copy-and-paste error; the doc was based on QObject::receivers.

Change-Id: I4f6ce716d388328e0345e8457cbc99fff323ce41
Reviewed-by: Olivier Goffart <ogoffart@woboq.com>
This commit is contained in:
Kent Hansen 2012-06-27 14:10:17 +02:00 committed by Qt by Nokia
parent 1d818b3a77
commit af44cb655b
1 changed files with 1 additions and 1 deletions
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src/corelib/kernel/qobject.cpp
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@ -2214,7 +2214,7 @@ int QObject::receivers(const char *signal) const
\a signal must be a signal member of this object, otherwise the behaviour \a signal must be a signal member of this object, otherwise the behaviour
is undefined. is undefined.
\snippet code/src_corelib_kernel_qobject.cpp 21 \snippet code/src_corelib_kernel_qobject.cpp 49
As the code snippet above illustrates, you can use this function As the code snippet above illustrates, you can use this function
to avoid emitting a signal that nobody listens to. to avoid emitting a signal that nobody listens to.