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Document that the connection stay active when objects used in a lambda are destroyed

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Task-number: QTBUG-37472
Change-Id: I44a6d7f8bf6928cd99a05d1b00fe36313cb18ffa
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@digia.com>
This commit is contained in:
Olivier Goffart 2014-04-21 18:58:29 +02:00 committed by The Qt Project
parent 3f4c8293f2
commit c1d41b42a1
1 changed files with 4 additions and 0 deletions
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src/corelib/kernel/qobject.cpp
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@ -4433,6 +4433,8 @@ void qDeleteInEventHandler(QObject *o)
\snippet code/src_corelib_kernel_qobject.cpp 46 \snippet code/src_corelib_kernel_qobject.cpp 46
The connection will automatically disconnect if the sender is destroyed. The connection will automatically disconnect if the sender is destroyed.
However, you should take care that any objects used within the functor
are still alive when the signal is emitted.
\note If the compiler does not support C++11 variadic templates, the number \note If the compiler does not support C++11 variadic templates, the number
of arguments in the signal or slot are limited to 6, and the functor object of arguments in the signal or slot are limited to 6, and the functor object
@ -4470,6 +4472,8 @@ void qDeleteInEventHandler(QObject *o)
The connection will automatically disconnect if the sender or the context The connection will automatically disconnect if the sender or the context
is destroyed. is destroyed.
However, you should take care that any objects used within the functor
are still alive when the signal is emitted.
\note If the compiler does not support C++11 variadic templates, the number \note If the compiler does not support C++11 variadic templates, the number
of arguments in the signal or slot are limited to 6, and the functor object of arguments in the signal or slot are limited to 6, and the functor object