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authorAndy Shaw <qt-info@nokia.com>2009-06-03 09:11:41 (GMT)
committerAndy Shaw <qt-info@nokia.com>2009-06-03 09:11:41 (GMT)
commit716e2105dce4487baa32a4e11b69f1d394515a86 (patch)
tree3692cf404f949b329f861faaaad1a87bdc6a5f92
parent10b1e68d07746fde5ec6d6d2fc3f46fb803a2462 (diff)
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Add a note about what happens when passing 0 to qobject_cast in the doc
Reviewed-by: Kavindra Palaraja
-rw-r--r--src/corelib/kernel/qobject.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/corelib/kernel/qobject.cpp b/src/corelib/kernel/qobject.cpp
index 7e5f779..6583b85 100644
--- a/src/corelib/kernel/qobject.cpp
+++ b/src/corelib/kernel/qobject.cpp
@@ -912,7 +912,8 @@ QObject::~QObject()
\relates QObject
Returns the given \a object cast to type T if the object is of type
- T (or of a subclass); otherwise returns 0.
+ T (or of a subclass); otherwise returns 0. If \a object is 0 then
+ it will also return 0.
The class T must inherit (directly or indirectly) QObject and be
declared with the \l Q_OBJECT macro.