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QMetaType: s/QPair/std::pair/

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Also port from qMakePair() to just braced initialization and CTAD.

As a drive-by, use auto instead of various const QMetaType::*Function*
so statements fit on one line again, and port from `typedef` to `using`.

Task-number: QTBUG-115841
Change-Id: I6bd9747fb9eb34da08053927507f2008d9bbfb86
Reviewed-by: Ahmad Samir <a.samirh78@gmail.com>
(cherry picked from commit 1a1735a7cf02d83cef58be41f68cec4a2764e890)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
This commit is contained in:
Marc Mutz 2023-12-12 09:34:39 +01:00 committed by Qt Cherry-pick Bot
parent b41fc4bedd
commit d2dc1a1828
1 changed files with 14 additions and 17 deletions
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31
src/corelib/kernel/qmetatype.cpp
View File

@ -269,7 +269,7 @@ const char *QtMetaTypePrivate::typedefNameForType(const QtPrivate::QMetaTypeInte
\li Pointers to classes derived from QObject
\li QList<T>, QQueue<T>, QStack<T> or QSet<T>
where T is a registered meta type
\li QHash<T1, T2>, QMap<T1, T2> or QPair<T1, T2> where T1 and T2 are
\li QHash<T1, T2>, QMap<T1, T2> or std::pair<T1, T2> where T1 and T2 are
registered meta types
\li QPointer<T>, QSharedPointer<T>, QWeakPointer<T>, where T is a class that derives from QObject
\li Enumerations registered with Q_ENUM or Q_FLAG
@ -1693,13 +1693,13 @@ private:
QHash<Key, T> map;
};
typedef QMetaTypeFunctionRegistry<QMetaType::ConverterFunction,QPair<int,int> >
QMetaTypeConverterRegistry;
using QMetaTypeConverterRegistry
= QMetaTypeFunctionRegistry<QMetaType::ConverterFunction, std::pair<int,int>>;
Q_GLOBAL_STATIC(QMetaTypeConverterRegistry, customTypesConversionRegistry)
using QMetaTypeMutableViewRegistry
= QMetaTypeFunctionRegistry<QMetaType::MutableViewFunction, QPair<int,int>>;
= QMetaTypeFunctionRegistry<QMetaType::MutableViewFunction, std::pair<int,int>>;
Q_GLOBAL_STATIC(QMetaTypeMutableViewRegistry, customTypesMutableViewRegistry)
/*!
@ -1755,7 +1755,7 @@ Q_GLOBAL_STATIC(QMetaTypeMutableViewRegistry, customTypesMutableViewRegistry)
*/
bool QMetaType::registerConverterFunction(const ConverterFunction &f, QMetaType from, QMetaType to)
{
if (!customTypesConversionRegistry()->insertIfNotContains(qMakePair(from.id(), to.id()), f)) {
if (!customTypesConversionRegistry()->insertIfNotContains({from.id(), to.id()}, f)) {
qWarning("Type conversion already registered from type %s to type %s",
from.name(), to.name());
return false;
@ -1788,7 +1788,7 @@ bool QMetaType::registerConverterFunction(const ConverterFunction &f, QMetaType
*/
bool QMetaType::registerMutableViewFunction(const MutableViewFunction &f, QMetaType from, QMetaType to)
{
if (!customTypesMutableViewRegistry()->insertIfNotContains(qMakePair(from.id(), to.id()), f)) {
if (!customTypesMutableViewRegistry()->insertIfNotContains({from.id(), to.id()}, f)) {
qWarning("Mutable view on type already registered from type %s to type %s",
from.name(), to.name());
return false;
@ -2079,9 +2079,9 @@ static bool convertIterableToVariantHash(QMetaType fromType, const void *from, v
static bool convertIterableToVariantPair(QMetaType fromType, const void *from, void *to)
{
const QMetaType::ConverterFunction * const f =
customTypesConversionRegistry()->function(qMakePair(fromType.id(),
qMetaTypeId<QtMetaTypePrivate::QPairVariantInterfaceImpl>()));
const int targetId = qMetaTypeId<QtMetaTypePrivate::QPairVariantInterfaceImpl>();
const auto f = customTypesConversionRegistry()->function({fromType.id(), targetId});
if (!f)
return false;
@ -2359,8 +2359,7 @@ bool QMetaType::convert(QMetaType fromType, const void *from, QMetaType toType,
if (moduleHelper->convert(from, fromTypeId, to, toTypeId))
return true;
}
const QMetaType::ConverterFunction * const f =
customTypesConversionRegistry()->function(qMakePair(fromTypeId, toTypeId));
const auto f = customTypesConversionRegistry()->function({fromTypeId, toTypeId});
if (f)
return (*f)(from, to);
@ -2415,8 +2414,7 @@ bool QMetaType::view(QMetaType fromType, void *from, QMetaType toType, void *to)
int fromTypeId = fromType.id();
int toTypeId = toType.id();
const QMetaType::MutableViewFunction * const f =
customTypesMutableViewRegistry()->function(qMakePair(fromTypeId, toTypeId));
const auto f = customTypesMutableViewRegistry()->function({fromTypeId, toTypeId});
if (f)
return (*f)(from, to);
@ -2458,8 +2456,7 @@ bool QMetaType::canView(QMetaType fromType, QMetaType toType)
if (fromTypeId == UnknownType || toTypeId == UnknownType)
return false;
const MutableViewFunction * const f =
customTypesMutableViewRegistry()->function(qMakePair(fromTypeId, toTypeId));
const auto f = customTypesMutableViewRegistry()->function({fromTypeId, toTypeId});
if (f)
return true;
@ -2633,7 +2630,7 @@ bool QMetaType::canConvert(QMetaType fromType, QMetaType toType)
*/
bool QMetaType::hasRegisteredConverterFunction(QMetaType fromType, QMetaType toType)
{
return customTypesConversionRegistry()->contains(qMakePair(fromType.id(), toType.id()));
return customTypesConversionRegistry()->contains({fromType.id(), toType.id()});
}
/*!
@ -2650,7 +2647,7 @@ bool QMetaType::hasRegisteredConverterFunction(QMetaType fromType, QMetaType toT
*/
bool QMetaType::hasRegisteredMutableViewFunction(QMetaType fromType, QMetaType toType)
{
return customTypesMutableViewRegistry()->contains(qMakePair(fromType.id(), toType.id()));
return customTypesMutableViewRegistry()->contains({fromType.id(), toType.id()});
}
/*!