diff options
author | Geir Vattekar <geir.vattekar@nokia.com> | 2012-08-20 14:31:32 +0200 |
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committer | Qt by Nokia <qt-info@nokia.com> | 2012-08-20 15:56:58 +0200 |
commit | f3fea329fdd4abbc2f2eec0098d0d5aae1c8cc86 (patch) | |
tree | f0a9d1cf836e49560a3537a85cc2d23de82d1091 /src | |
parent | a03e815b6cf363cd6a2d82e36f0d90bcbd19972c (diff) |
Doc: Work on QVariant's equality operator.
Task-number: QTBUG-26018
Change-Id: I6627456d166bc0a036cadeee7bd51aa8e576a818
Reviewed-by: Jędrzej Nowacki <jedrzej.nowacki@nokia.com>
Diffstat (limited to 'src')
-rw-r--r-- | src/corelib/kernel/qvariant.cpp | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/src/corelib/kernel/qvariant.cpp b/src/corelib/kernel/qvariant.cpp index 8c38259276..fb1292c231 100644 --- a/src/corelib/kernel/qvariant.cpp +++ b/src/corelib/kernel/qvariant.cpp @@ -2798,6 +2798,12 @@ bool QVariant::convert(const int type, void *ptr) const Returns true if \a v1 and \a v2 are equal; otherwise returns false. + If \a v1 and \a v2 have the same \l{QVariant::}{type()}, the + type's equality operator is used for comparison. If not, it is + attempted to \l{QVariant::}{convert()} \a v2 to the same type as + \a v1. See \l{QVariant::}{canConvert()} for a list of possible + conversions. + \warning This function doesn't support custom types registered with qRegisterMetaType(). */ @@ -2817,8 +2823,13 @@ bool QVariant::convert(const int type, void *ptr) const Compares this QVariant with \a v and returns true if they are equal; otherwise returns false. - In the case of custom types, their equalness operators are not called. - Instead the values' addresses are compared. + QVariant uses the equality operator of the type() it contains to + check for equality. QVariant will try to convert() \a v if its + type is not the same as this variant's type. See canConvert() for + a list of possible conversions. + + \warning This function doesn't support custom types registered + with qRegisterMetaType(). */ /*! |