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Diffstat (limited to 'sources/shiboken2/ApiExtractor/abstractmetalang.cpp')
| -rw-r--r-- | sources/shiboken2/ApiExtractor/abstractmetalang.cpp | 2784 |
1 files changed, 2784 insertions, 0 deletions
diff --git a/sources/shiboken2/ApiExtractor/abstractmetalang.cpp b/sources/shiboken2/ApiExtractor/abstractmetalang.cpp new file mode 100644 index 000000000..4fa009fd2 --- /dev/null +++ b/sources/shiboken2/ApiExtractor/abstractmetalang.cpp @@ -0,0 +1,2784 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of PySide2. +** +** $QT_BEGIN_LICENSE:GPL-EXCEPT$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 as published by the Free Software +** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "abstractmetalang.h" +#include "reporthandler.h" +#include "typedatabase.h" +#include "typesystem.h" + +#ifndef QT_NO_DEBUG_STREAM +# include <QtCore/QMetaEnum> +# include <QtCore/QMetaObject> +#endif + +#include <QtCore/QRegularExpression> +#include <QtCore/QStack> + +#ifndef QT_NO_DEBUG_STREAM +QDebug operator<<(QDebug d, const AbstractMetaAttributes *aa) +{ + QDebugStateSaver saver(d); + d.noquote(); + d.nospace(); + d << "AbstractMetaAttributes("; + if (aa) + d << aa->attributes(); + else + d << '0'; + d << ')'; + return d; +} +#endif // !QT_NO_DEBUG_STREAM + +/******************************************************************************* + * AbstractMetaVariable + */ + +AbstractMetaVariable::AbstractMetaVariable(const AbstractMetaVariable &other) +{ + m_originalName = other.m_originalName; + m_name = other.m_name; + m_type = other.m_type->copy(); + m_hasName = other.m_hasName; + m_doc = other.m_doc; +} + +#ifndef QT_NO_DEBUG_STREAM +QDebug operator<<(QDebug d, const AbstractMetaVariable *av) +{ + QDebugStateSaver saver(d); + d.noquote(); + d.nospace(); + d << "AbstractMetaVariable("; + if (av) { + d << av->type()->name() << ' ' << av->name(); + } else { + d << '0'; + } + d << ')'; + return d; +} +#endif // !QT_NO_DEBUG_STREAM + +/******************************************************************************* + * AbstractMetaType + */ + +AbstractMetaType::AbstractMetaType() + :m_typeEntry(0), + m_arrayElementCount(0), + m_arrayElementType(0), + m_originalTemplateType(0), + m_pattern(InvalidPattern), + m_constant(false), + m_cppInstantiation(true), + m_indirections(0), + m_reserved(0), + m_referenceType(NoReference) +{ +} + +AbstractMetaType::~AbstractMetaType() +{ + qDeleteAll(m_children); + m_instantiations.clear(); +} + +QString AbstractMetaType::package() const +{ + return m_typeEntry->targetLangPackage(); +} + +QString AbstractMetaType::name() const +{ + if (m_name.isNull()) + // avoid constLast to stay Qt 5.5 compatible + m_name = m_typeEntry->targetLangName().split(QLatin1String("::")).last(); + return m_name; +} + +QString AbstractMetaType::fullName() const +{ + return m_typeEntry->qualifiedTargetLangName(); +} + +AbstractMetaType *AbstractMetaType::copy() const +{ + AbstractMetaType *cpy = new AbstractMetaType; + + cpy->setTypeUsagePattern(typeUsagePattern()); + cpy->setConstant(isConstant()); + cpy->setReferenceType(referenceType()); + cpy->setIndirections(indirections()); + cpy->setInstantiations(instantiations()); + cpy->setArrayElementCount(arrayElementCount()); + cpy->setOriginalTypeDescription(originalTypeDescription()); + cpy->setOriginalTemplateType(originalTemplateType() ? originalTemplateType()->copy() : 0); + + cpy->setArrayElementType(arrayElementType() ? arrayElementType()->copy() : 0); + + cpy->setTypeEntry(typeEntry()); + + return cpy; +} + +QString AbstractMetaType::cppSignature() const +{ + if (m_cachedCppSignature.isEmpty()) { + if (isConstant()) + m_cachedCppSignature += QLatin1String("const "); + + m_cachedCppSignature += typeEntry()->qualifiedCppName(); + + if (hasInstantiationInCpp()) { + AbstractMetaTypeList types = instantiations(); + m_cachedCppSignature += QLatin1Char('<'); + for (int i = 0; i < types.count(); ++i) { + if (i > 0) + m_cachedCppSignature += QLatin1String(", "); + m_cachedCppSignature += types[i]->cppSignature(); + } + m_cachedCppSignature += QLatin1String(" >"); + } + + if (indirections() || m_referenceType != NoReference) { + m_cachedCppSignature += QLatin1Char(' '); + if (indirections()) + m_cachedCppSignature += QString(indirections(), QLatin1Char('*')); + switch (referenceType()) { + case NoReference: + break; + case LValueReference: + m_cachedCppSignature += QLatin1Char('&'); + break; + case RValueReference: + m_cachedCppSignature += QLatin1String("&&"); + break; + } + } + } + return m_cachedCppSignature; +} + +AbstractMetaType::TypeUsagePattern AbstractMetaType::determineUsagePattern() const +{ + if (m_typeEntry->isTemplateArgument() || m_referenceType == RValueReference) + return InvalidPattern; + + if (m_typeEntry->isPrimitive() && (!actualIndirections() + || (isConstant() && m_referenceType == LValueReference && !indirections()))) { + return PrimitivePattern; + } + + if (m_typeEntry->isVoid()) + return NativePointerPattern; + + if (m_typeEntry->isVarargs()) + return VarargsPattern; + + if (m_typeEntry->isString() && indirections() == 0 + && (isConstant() == (m_referenceType == LValueReference) + || isConstant())) { + return StringPattern; + } + + if (m_typeEntry->isChar() + && indirections() == 0 + && isConstant() == (m_referenceType == LValueReference)) { + return CharPattern; + } + + if (m_typeEntry->isJObjectWrapper() + && indirections() == 0 + && isConstant() == (m_referenceType == LValueReference)) { + return JObjectWrapperPattern; + } + + if (m_typeEntry->isVariant() + && indirections() == 0 + && isConstant() == (m_referenceType == LValueReference)) { + return VariantPattern; + } + + if (m_typeEntry->isEnum() && actualIndirections() == 0) + return EnumPattern; + + if (m_typeEntry->isObject()) { + if (indirections() == 0 && m_referenceType == NoReference) + return ValuePattern; + return static_cast<const ComplexTypeEntry *>(m_typeEntry)->isQObject() + ? QObjectPattern : ObjectPattern; + } + + if (m_typeEntry->isContainer() && indirections() == 0) + return ContainerPattern; + + if (m_typeEntry->isSmartPointer() && indirections() == 0) + return SmartPointerPattern; + + if (m_typeEntry->isFlags() && indirections() == 0 + && (isConstant() == (m_referenceType == LValueReference))) + return FlagsPattern; + + if (m_typeEntry->isArray()) + return ArrayPattern; + + if (m_typeEntry->isThread()) { + Q_ASSERT(indirections() == 1); + return ThreadPattern; + } + + if (m_typeEntry->isValue()) + return indirections() == 1 ? ValuePointerPattern : ValuePattern; + + if (ReportHandler::isDebug(ReportHandler::FullDebug)) { + qCDebug(lcShiboken) + << QStringLiteral("native pointer pattern for '%1'").arg(cppSignature()); + } + return NativePointerPattern; +} + +void AbstractMetaType::decideUsagePattern() +{ + TypeUsagePattern pattern = determineUsagePattern(); + if (m_typeEntry->isObject() && indirections() == 1 + && m_referenceType == LValueReference && isConstant()) { + // const-references to pointers can be passed as pointers + setReferenceType(NoReference); + setConstant(false); + pattern = static_cast<const ComplexTypeEntry *>(m_typeEntry)->isQObject() + ? QObjectPattern : ObjectPattern; + } + setTypeUsagePattern(pattern); +} + +bool AbstractMetaType::hasTemplateChildren() const +{ + QStack<AbstractMetaType *> children; + children << m_children; + + // Recursively iterate over the children / descendants of the type, to check if any of them + // corresponds to a template argument type. + while (!children.isEmpty()) { + AbstractMetaType *child = children.pop(); + if (child->typeEntry()->isTemplateArgument()) + return true; + children << child->m_children; + } + + return false; +} + +#ifndef QT_NO_DEBUG_STREAM +QDebug operator<<(QDebug d, const AbstractMetaType *at) +{ + QDebugStateSaver saver(d); + d.noquote(); + d.nospace(); + d << "AbstractMetaType("; + if (at) + d << at->name(); + else + d << '0'; + d << ')'; + return d; +} +#endif // !QT_NO_DEBUG_STREAM + +/******************************************************************************* + * AbstractMetaArgument + */ +AbstractMetaArgument *AbstractMetaArgument::copy() const +{ + return new AbstractMetaArgument(*this); +} + +#ifndef QT_NO_DEBUG_STREAM +QDebug operator<<(QDebug d, const AbstractMetaArgument *aa) +{ + QDebugStateSaver saver(d); + d.noquote(); + d.nospace(); + d << "AbstractMetaArgument("; + if (aa) + d << aa->toString(); + else + d << '0'; + d << ')'; + return d; +} +#endif // !QT_NO_DEBUG_STREAM + +/******************************************************************************* + * AbstractMetaFunction + */ +AbstractMetaFunction::~AbstractMetaFunction() +{ + qDeleteAll(m_arguments); + delete m_type; +} + +/******************************************************************************* + * Indicates that this function has a modification that removes it + */ +bool AbstractMetaFunction::isModifiedRemoved(int types) const +{ + const FunctionModificationList &mods = modifications(implementingClass()); + for (const FunctionModification &mod : mods) { + if (!mod.isRemoveModifier()) + continue; + + if ((mod.removal & types) == types) + return true; + } + + return false; +} + +bool AbstractMetaFunction::needsCallThrough() const +{ + if (ownerClass()->isInterface()) + return false; + if (referenceCounts(implementingClass()).size() > 0) + return true; + if (argumentsHaveNativeId() || !isStatic()) + return true; + + for (const AbstractMetaArgument *arg : m_arguments) { + if (arg->type()->isArray() || arg->type()->isTargetLangEnum() || arg->type()->isTargetLangFlags()) + return true; + } + + if (type() && (type()->isArray() || type()->isTargetLangEnum() || type()->isTargetLangFlags())) + return true; + + for (int i = -1; i <= arguments().size(); ++i) { + TypeSystem::Ownership owner = this->ownership(implementingClass(), TypeSystem::TargetLangCode, i); + if (owner != TypeSystem::InvalidOwnership) + return true; + } + + return false; +} + +bool AbstractMetaFunction::needsSuppressUncheckedWarning() const +{ + for (int i = -1; i <= arguments().size(); ++i) { + const QVector<ReferenceCount> &referenceCounts = this->referenceCounts(implementingClass(), i); + for (const ReferenceCount &referenceCount : referenceCounts) { + if (referenceCount.action != ReferenceCount::Set) + return true; + } + } + return false; +} + +QString AbstractMetaFunction::marshalledName() const +{ + QString returned = QLatin1String("__qt_") + name(); + for (const AbstractMetaArgument *arg : m_arguments) { + returned += QLatin1Char('_'); + if (arg->type()->isNativePointer()) { + returned += QLatin1String("nativepointer"); + } else if (arg->type()->isIntegerEnum() || arg->type()->isIntegerFlags()) { + returned += QLatin1String("int"); + } else { + QString a = arg->type()->name(); + a.replace(QLatin1String("[]"), QLatin1String("_3")); + a.replace(QLatin1Char('.'), QLatin1Char('_')); + returned += a; + } + } + return returned; +} + +bool AbstractMetaFunction::operator<(const AbstractMetaFunction &other) const +{ + return compareTo(&other) & NameLessThan; +} + + +/*! + Returns a mask of CompareResult describing how this function is + compares to another function +*/ +AbstractMetaFunction::CompareResult AbstractMetaFunction::compareTo(const AbstractMetaFunction *other) const +{ + CompareResult result = 0; + + // Enclosing class... + if (ownerClass() == other->ownerClass()) + result |= EqualImplementor; + + // Attributes + if (attributes() == other->attributes()) + result |= EqualAttributes; + + // Compare types + AbstractMetaType *t = type(); + AbstractMetaType *ot = other->type(); + if ((!t && !ot) || ((t && ot && t->name() == ot->name()))) + result |= EqualReturnType; + + // Compare names + int cmp = originalName().compare(other->originalName()); + + if (cmp < 0) + result |= NameLessThan; + else if (!cmp) + result |= EqualName; + + // compare name after modification... + cmp = modifiedName().compare(other->modifiedName()); + if (!cmp) + result |= EqualModifiedName; + + // Compare arguments... + AbstractMetaArgumentList minArguments; + AbstractMetaArgumentList maxArguments; + if (arguments().size() < other->arguments().size()) { + minArguments = arguments(); + maxArguments = other->arguments(); + } else { + minArguments = other->arguments(); + maxArguments = arguments(); + } + + int minCount = minArguments.size(); + int maxCount = maxArguments.size(); + bool same = true; + for (int i = 0; i < maxCount; ++i) { + if (i < minCount) { + const AbstractMetaArgument *min_arg = minArguments.at(i); + const AbstractMetaArgument *max_arg = maxArguments.at(i); + if (min_arg->type()->name() != max_arg->type()->name() + && (min_arg->defaultValueExpression().isEmpty() || max_arg->defaultValueExpression().isEmpty())) { + same = false; + break; + } + } else { + if (maxArguments.at(i)->defaultValueExpression().isEmpty()) { + same = false; + break; + } + } + } + + if (same) + result |= minCount == maxCount ? EqualArguments : EqualDefaultValueOverload; + + return result; +} + +AbstractMetaFunction *AbstractMetaFunction::copy() const +{ + AbstractMetaFunction *cpy = new AbstractMetaFunction; + cpy->setName(name()); + cpy->setOriginalName(originalName()); + cpy->setOwnerClass(ownerClass()); + cpy->setImplementingClass(implementingClass()); + cpy->setFunctionType(functionType()); + cpy->setAttributes(attributes()); + cpy->setDeclaringClass(declaringClass()); + if (type()) + cpy->setType(type()->copy()); + cpy->setConstant(isConstant()); + cpy->setOriginalAttributes(originalAttributes()); + + for (AbstractMetaArgument *arg : m_arguments) + cpy->addArgument(arg->copy()); + + Q_ASSERT((!type() && !cpy->type()) + || (type()->instantiations() == cpy->type()->instantiations())); + + return cpy; +} + +bool AbstractMetaFunction::usesRValueReferences() const +{ + if (m_functionType == MoveConstructorFunction || m_functionType == MoveAssignmentOperatorFunction) + return true; + if (m_type && m_type->referenceType() == RValueReference) + return true; + for (const AbstractMetaArgument *a : m_arguments) { + if (a->type()->referenceType() == RValueReference) + return true; + } + return false; +} + +QStringList AbstractMetaFunction::introspectionCompatibleSignatures(const QStringList &resolvedArguments) const +{ + AbstractMetaArgumentList arguments = this->arguments(); + if (arguments.size() == resolvedArguments.size()) { + QString signature = name() + QLatin1Char('(') + resolvedArguments.join(QLatin1Char(',')) + QLatin1Char(')'); + return QStringList(TypeDatabase::normalizedSignature(signature)); + } else { + QStringList returned; + + AbstractMetaArgument *argument = arguments.at(resolvedArguments.size()); + QStringList minimalTypeSignature = argument->type()->minimalSignature().split(QLatin1String("::")); + for (int i = 0; i < minimalTypeSignature.size(); ++i) { + returned += introspectionCompatibleSignatures(QStringList(resolvedArguments) + << QStringList(minimalTypeSignature.mid(minimalTypeSignature.size() - i - 1)).join(QLatin1String("::"))); + } + + return returned; + } +} + +QString AbstractMetaFunction::signature() const +{ + if (m_cachedSignature.isEmpty()) { + m_cachedSignature = m_originalName; + + m_cachedSignature += QLatin1Char('('); + + for (int i = 0; i < m_arguments.count(); ++i) { + AbstractMetaArgument *a = m_arguments.at(i); + AbstractMetaType *t = a->type(); + if (t) { + if (i > 0) + m_cachedSignature += QLatin1String(", "); + m_cachedSignature += t->cppSignature(); + // We need to have the argument names in the qdoc files + m_cachedSignature += QLatin1Char(' '); + m_cachedSignature += a->name(); + } else { + qCWarning(lcShiboken).noquote().nospace() + << QString::fromLatin1("No abstract meta type found for argument '%1' while" + "constructing signature for function '%2'.") + .arg(a->name(), name()); + } + } + m_cachedSignature += QLatin1Char(')'); + + if (isConstant()) + m_cachedSignature += QLatin1String(" const"); + } + return m_cachedSignature; +} + +int AbstractMetaFunction::actualMinimumArgumentCount() const +{ + AbstractMetaArgumentList arguments = this->arguments(); + + int count = 0; + for (int i = 0; i < arguments.size(); ++i && ++count) { + if (argumentRemoved(i + 1)) + --count; + else if (!arguments.at(i)->defaultValueExpression().isEmpty()) + break; + } + + return count; +} + +// Returns reference counts for argument at idx, or all arguments if idx == -2 +QVector<ReferenceCount> AbstractMetaFunction::referenceCounts(const AbstractMetaClass *cls, int idx) const +{ + QVector<ReferenceCount> returned; + + const FunctionModificationList &mods = this->modifications(cls); + for (const FunctionModification &mod : mods) { + for (const ArgumentModification &argumentMod : mod.argument_mods) { + if (argumentMod.index != idx && idx != -2) + continue; + returned += argumentMod.referenceCounts; + } + } + + return returned; +} + + +ArgumentOwner AbstractMetaFunction::argumentOwner(const AbstractMetaClass *cls, int idx) const +{ + const FunctionModificationList &mods = this->modifications(cls); + for (const FunctionModification &mod : mods) { + for (const ArgumentModification &argumentMod : mod.argument_mods) { + if (argumentMod.index != idx) + continue; + return argumentMod.owner; + } + } + return ArgumentOwner(); +} + + +QString AbstractMetaFunction::replacedDefaultExpression(const AbstractMetaClass *cls, int key) const +{ + const FunctionModificationList &modifications = this->modifications(cls); + for (const FunctionModification &modification : modifications) { + for (const ArgumentModification &argumentModification : modification.argument_mods) { + if (argumentModification.index == key + && !argumentModification.replacedDefaultExpression.isEmpty()) { + return argumentModification.replacedDefaultExpression; + } + } + } + + return QString(); +} + +bool AbstractMetaFunction::removedDefaultExpression(const AbstractMetaClass *cls, int key) const +{ + const FunctionModificationList &modifications = this->modifications(cls); + for (const FunctionModification &modification : modifications) { + for (const ArgumentModification &argumentModification : modification.argument_mods) { + if (argumentModification.index == key + && argumentModification.removedDefaultExpression) { + return true; + } + } + } + + return false; +} + +bool AbstractMetaFunction::resetObjectAfterUse(int argumentIdx) const +{ + const AbstractMetaClass *cls = declaringClass(); + const FunctionModificationList &modifications = this->modifications(cls); + for (const FunctionModification &modification : modifications) { + for (const ArgumentModification &argumentModification : modification.argument_mods) { + if (argumentModification.index == argumentIdx && argumentModification.resetAfterUse) + return true; + } + } + + return false; +} + +QString AbstractMetaFunction::nullPointerDefaultValue(const AbstractMetaClass *mainClass, int argumentIdx) const +{ + Q_ASSERT(nullPointersDisabled(mainClass, argumentIdx)); + + const AbstractMetaClass *cls = mainClass; + if (!cls) + cls = implementingClass(); + + do { + const FunctionModificationList &modifications = this->modifications(cls); + for (const FunctionModification &modification : modifications) { + for (const ArgumentModification &argumentModification : modification.argument_mods) { + if (argumentModification.index == argumentIdx + && argumentModification.noNullPointers) { + return argumentModification.nullPointerDefaultValue; + } + } + } + cls = cls->baseClass(); + } while (cls && !mainClass); // Once when mainClass, or once for all base classes of implementing class + + return QString(); + +} + +bool AbstractMetaFunction::nullPointersDisabled(const AbstractMetaClass *mainClass, int argumentIdx) const +{ + const AbstractMetaClass *cls = mainClass; + if (!cls) + cls = implementingClass(); + + do { + const FunctionModificationList &modifications = this->modifications(cls); + for (const FunctionModification &modification : modifications) { + for (const ArgumentModification &argumentModification : modification.argument_mods) { + if (argumentModification.index == argumentIdx + && argumentModification.noNullPointers) { + return true; + } + } + } + + cls = cls->baseClass(); + } while (cls && !mainClass); // Once when mainClass, or once for all base classes of implementing class + + return false; +} + +QString AbstractMetaFunction::conversionRule(TypeSystem::Language language, int key) const +{ + const FunctionModificationList &modifications = this->modifications(declaringClass()); + for (const FunctionModification &modification : modifications) { + for (const ArgumentModification &argumentModification : modification.argument_mods) { + if (argumentModification.index != key) + continue; + + for (const CodeSnip &snip : argumentModification.conversion_rules) { + if (snip.language == language && !snip.code().isEmpty()) + return snip.code(); + } + } + } + + return QString(); +} + +QString AbstractMetaFunction::argumentReplaced(int key) const +{ + const FunctionModificationList &modifications = this->modifications(declaringClass()); + for (const FunctionModification &modification : modifications) { + for (const ArgumentModification &argumentModification : modification.argument_mods) { + if (argumentModification.index == key && !argumentModification.replace_value.isEmpty()) + return argumentModification.replace_value; + } + } + + return QString(); +} + +// FIXME If we remove a arg. in the method at the base class, it will not reflect here. +bool AbstractMetaFunction::argumentRemoved(int key) const +{ + const FunctionModificationList &modifications = this->modifications(declaringClass()); + for (const FunctionModification &modification : modifications) { + for (const ArgumentModification &argumentModification : modification.argument_mods) { + if (argumentModification.index == key) { + if (argumentModification.removed) + return true; + } + } + } + + return false; +} + +bool AbstractMetaFunction::isVirtualSlot() const +{ + const FunctionModificationList &modifications = this->modifications(declaringClass()); + for (const FunctionModification &modification : modifications) { + if (modification.isVirtualSlot()) + return true; + } + + return false; +} + +bool AbstractMetaFunction::disabledGarbageCollection(const AbstractMetaClass *cls, int key) const +{ + typedef QHash<TypeSystem::Language, TypeSystem::Ownership>::const_iterator OwnershipMapIt; + + const FunctionModificationList &modifications = this->modifications(cls); + for (const FunctionModification &modification : modifications) { + for (const ArgumentModification &argumentModification : modification.argument_mods) { + if (argumentModification.index != key) + continue; + + for (OwnershipMapIt it = argumentModification.ownerships.cbegin(), end = argumentModification.ownerships.cend(); it != end; ++it) { + if (it.value() == TypeSystem::CppOwnership) + return true; + } + + } + } + + return false; +} + +bool AbstractMetaFunction::isDeprecated() const +{ + const FunctionModificationList &modifications = this->modifications(declaringClass()); + for (const FunctionModification &modification : modifications) { + if (modification.isDeprecated()) + return true; + } + return false; +} + +bool AbstractMetaFunction::isThread() const +{ + const FunctionModificationList &modifications = this->modifications(declaringClass()); + for (const FunctionModification &modification : modifications) { + if (modification.isThread()) + return true; + } + return false; +} + +bool AbstractMetaFunction::allowThread() const +{ + const FunctionModificationList &modifications = this->modifications(declaringClass()); + for (const FunctionModification &modification : modifications) { + if (modification.allowThread()) + return true; + } + return false; +} + + +TypeSystem::Ownership AbstractMetaFunction::ownership(const AbstractMetaClass *cls, TypeSystem::Language language, int key) const +{ + const FunctionModificationList &modifications = this->modifications(cls); + for (const FunctionModification &modification : modifications) { + for (const ArgumentModification &argumentModification : modification.argument_mods) { + if (argumentModification.index == key) + return argumentModification.ownerships.value(language, TypeSystem::InvalidOwnership); + } + } + + return TypeSystem::InvalidOwnership; +} + +bool AbstractMetaFunction::isRemovedFromAllLanguages(const AbstractMetaClass *cls) const +{ + return isRemovedFrom(cls, TypeSystem::All); +} + +bool AbstractMetaFunction::isRemovedFrom(const AbstractMetaClass *cls, TypeSystem::Language language) const +{ + const FunctionModificationList &modifications = this->modifications(cls); + for (const FunctionModification &modification : modifications) { + if ((modification.removal & language) == language) + return true; + } + + return false; + +} + +QString AbstractMetaFunction::typeReplaced(int key) const +{ + const FunctionModificationList &modifications = this->modifications(declaringClass()); + for (const FunctionModification &modification : modifications) { + for (const ArgumentModification &argumentModification : modification.argument_mods) { + if (argumentModification.index == key + && !argumentModification.modified_type.isEmpty()) { + return argumentModification.modified_type; + } + } + } + + return QString(); +} + +QString AbstractMetaFunction::minimalSignature() const +{ + if (!m_cachedMinimalSignature.isEmpty()) + return m_cachedMinimalSignature; + + QString minimalSignature = originalName() + QLatin1Char('('); + AbstractMetaArgumentList arguments = this->arguments(); + + for (int i = 0; i < arguments.count(); ++i) { + AbstractMetaType *t = arguments.at(i)->type(); + if (t) { + if (i > 0) + minimalSignature += QLatin1Char(','); + minimalSignature += t->minimalSignature(); + } else { + qCWarning(lcShiboken).noquote().nospace() + << QString::fromLatin1("No abstract meta type found for argument '%1' while constructing" + " minimal signature for function '%2'.") + .arg(arguments.at(i)->name(), name()); + } + } + minimalSignature += QLatin1Char(')'); + if (isConstant()) + minimalSignature += QLatin1String("const"); + + minimalSignature = TypeDatabase::normalizedSignature(minimalSignature); + m_cachedMinimalSignature = minimalSignature; + + return minimalSignature; +} + +FunctionModificationList AbstractMetaFunction::modifications(const AbstractMetaClass* implementor) const +{ + if (!implementor) + implementor = ownerClass(); + + if (!implementor) + return TypeDatabase::instance()->functionModifications(minimalSignature()); + + FunctionModificationList mods; + while (implementor) { + mods += implementor->typeEntry()->functionModifications(minimalSignature()); + if ((implementor == implementor->baseClass()) || + (implementor == implementingClass() && (mods.size() > 0))) + break; + const AbstractMetaClassList &interfaces = implementor->interfaces(); + for (const AbstractMetaClass *interface : interfaces) + mods += this->modifications(interface); + implementor = implementor->baseClass(); + } + return mods; +} + +bool AbstractMetaFunction::hasModifications(const AbstractMetaClass *implementor) const +{ + return !modifications(implementor).isEmpty(); +} + +QString AbstractMetaFunction::argumentName(int index, + bool /* create */, + const AbstractMetaClass * /* implementor */) const +{ + return m_arguments[--index]->name(); +} + +bool AbstractMetaFunction::isCallOperator() const +{ + return m_name == QLatin1String("operator()"); +} + +bool AbstractMetaFunction::hasInjectedCode() const +{ + const FunctionModificationList &mods = modifications(ownerClass()); + for (const FunctionModification &mod : mods) { + if (mod.isCodeInjection()) + return true; + } + return false; +} + +CodeSnipList AbstractMetaFunction::injectedCodeSnips(TypeSystem::CodeSnipPosition position, TypeSystem::Language language) const +{ + CodeSnipList result; + const FunctionModificationList &mods = modifications(ownerClass()); + for (const FunctionModification &mod : mods) { + if (mod.isCodeInjection()) { + for (const CodeSnip &snip : mod.snips) { + if ((snip.language & language) && (snip.position == position || position == TypeSystem::CodeSnipPositionAny)) + result << snip; + } + } + } + return result; +} + +bool AbstractMetaFunction::hasSignatureModifications() const +{ + const FunctionModificationList &mods = modifications(); + for (const FunctionModification &mod : mods) { + if (mod.isRenameModifier()) + return true; + for (const ArgumentModification &argmod : mod.argument_mods) { + // since zero represents the return type and we're + // interested only in checking the function arguments, + // it will be ignored. + if (argmod.index > 0) + return true; + } + } + return false; +} + +bool AbstractMetaFunction::isConversionOperator(QString funcName) +{ + static const QRegularExpression opRegEx(QStringLiteral("^operator(?:\\s+(?:const|volatile))?\\s+(\\w+\\s*)&?$")); + Q_ASSERT(opRegEx.isValid()); + return opRegEx.match(funcName).hasMatch(); +} + +bool AbstractMetaFunction::isOperatorOverload(QString funcName) +{ + if (isConversionOperator(funcName)) + return true; + + static const QRegularExpression opRegEx(QLatin1String("^operator([+\\-\\*/%=&\\|\\^\\<>!][=]?" + "|\\+\\+|\\-\\-|&&|\\|\\||<<[=]?|>>[=]?|~" + "|\\[\\]|\\s+delete\\[?\\]?" + "|\\(\\)" + "|\\s+new\\[?\\]?)$")); + Q_ASSERT(opRegEx.isValid()); + return opRegEx.match(funcName).hasMatch(); +} + +bool AbstractMetaFunction::isCastOperator() const +{ + return originalName().startsWith(QLatin1String("operator ")); +} + +bool AbstractMetaFunction::isArithmeticOperator() const +{ + if (!isOperatorOverload()) + return false; + + QString name = originalName(); + + // It's a dereference operator! + if (name == QLatin1String("operator*") && m_arguments.isEmpty()) + return false; + + return name == QLatin1String("operator+") || name == QLatin1String("operator+=") + || name == QLatin1String("operator-") || name == QLatin1String("operator-=") + || name == QLatin1String("operator*") || name == QLatin1String("operator*=") + || name == QLatin1String("operator/") || name == QLatin1String("operator/=") + || name == QLatin1String("operator%") || name == QLatin1String("operator%=") + || name == QLatin1String("operator++") || name == QLatin1String("operator--"); +} + +bool AbstractMetaFunction::isBitwiseOperator() const +{ + if (!isOperatorOverload()) + return false; + + QString name = originalName(); + return name == QLatin1String("operator<<") || name == QLatin1String("operator<<=") + || name == QLatin1String("operator>>") || name == QLatin1String("operator>>=") + || name == QLatin1String("operator&") || name == QLatin1String("operator&=") + || name == QLatin1String("operator|") || name == QLatin1String("operator|=") + || name == QLatin1String("operator^") || name == QLatin1String("operator^=") + || name == QLatin1String("operator~"); +} + +bool AbstractMetaFunction::isComparisonOperator() const +{ + if (!isOperatorOverload()) + return false; + + QString name = originalName(); + return name == QLatin1String("operator<") || name == QLatin1String("operator<=") + || name == QLatin1String("operator>") || name == QLatin1String("operator>=") + || name == QLatin1String("operator==") || name == QLatin1String("operator!="); +} + +bool AbstractMetaFunction::isLogicalOperator() const +{ + if (!isOperatorOverload()) + return false; + + QString name = originalName(); + return name == QLatin1String("operator!") + || name == QLatin1String("operator&&") + || name == QLatin1String("operator||"); +} + +bool AbstractMetaFunction::isSubscriptOperator() const +{ + if (!isOperatorOverload()) + return false; + + return originalName() == QLatin1String("operator[]"); +} + +bool AbstractMetaFunction::isAssignmentOperator() const +{ + return m_functionType == AssignmentOperatorFunction + || m_functionType == MoveAssignmentOperatorFunction; +} + +bool AbstractMetaFunction::isOtherOperator() const +{ + if (!isOperatorOverload()) + return false; + + return !isArithmeticOperator() + && !isBitwiseOperator() + && !isComparisonOperator() + && !isLogicalOperator() + && !isConversionOperator() + && !isSubscriptOperator() + && !isAssignmentOperator(); +} + +int AbstractMetaFunction::arityOfOperator() const +{ + if (!isOperatorOverload() || isCallOperator()) + return -1; + + int arity = m_arguments.size(); + + // Operator overloads that are class members + // implicitly includes the instance and have + // one parameter less than their arity, + // so we increment it. + if (ownerClass() && arity < 2) + arity++; + + return arity; +} + +bool AbstractMetaFunction::isInplaceOperator() const +{ + if (!isOperatorOverload()) + return false; + + QString name = originalName(); + return name == QLatin1String("operator+=") || name == QLatin1String("operator&=") + || name == QLatin1String("operator-=") || name == QLatin1String("operator|=") + || name == QLatin1String("operator*=") || name == QLatin1String("operator^=") + || name == QLatin1String("operator/=") || name == QLatin1String("operator<<=") + || name == QLatin1String("operator%=") || name == QLatin1String("operator>>="); +} + +bool AbstractMetaFunction::isVirtual() const +{ + return !isFinal() && !isSignal() && !isStatic() && !isFinalInCpp() && !isConstructor(); +} + +QString AbstractMetaFunction::modifiedName() const +{ + if (m_cachedModifiedName.isEmpty()) { + const FunctionModificationList &mods = modifications(implementingClass()); + for (const FunctionModification &mod : mods) { + if (mod.isRenameModifier()) { + m_cachedModifiedName = mod.renamedToName; + break; + } + } + if (m_cachedModifiedName.isEmpty()) + m_cachedModifiedName = name(); + } + return m_cachedModifiedName; +} + +QString AbstractMetaFunction::targetLangSignature(bool minimal) const +{ + QString s; + + // Attributes... + if (!minimal) { + // Return type + if (type()) + s += type()->name() + QLatin1Char(' '); + else + s += QLatin1String("void "); + } + + s += modifiedName(); + s += QLatin1Char('('); + + int j = 0; + for (int i = 0; i < m_arguments.size(); ++i) { + if (argumentRemoved(i + 1)) + continue; + if (j) { + s += QLatin1Char(','); + if (!minimal) + s += QLatin1Char(' '); + } + s += m_arguments.at(i)->type()->name(); + + if (!minimal) { + s += QLatin1Char(' '); + s += m_arguments.at(i)->name(); + } + ++j; + } + + s += QLatin1Char(')'); + + return s; +} + + +bool function_sorter(AbstractMetaFunction *a, AbstractMetaFunction *b) +{ + return a->signature() < b->signature(); +} + +#ifndef QT_NO_DEBUG_STREAM +static inline void formatMetaFunctionBrief(QDebug &d, const AbstractMetaFunction *af) +{ + d << '"' << af->minimalSignature() << '"'; +} + +void AbstractMetaFunction::formatDebugVerbose(QDebug &d) const +{ + d << m_functionType << ' ' << m_type << ' ' << m_name << '('; + for (int i = 0, count = m_arguments.size(); i < count; ++i) { + if (i) + d << ", "; + d << m_arguments.at(i); + } + d << "), signature=\"" << minimalSignature() << '"'; + if (m_constant) + d << " [const]"; + if (m_invalid) + d << " [invalid]"; + if (m_reverse) + d << " [reverse]"; + if (m_userAdded) + d << " [userAdded]"; + if (m_explicit) + d << " [explicit]"; + if (m_pointerOperator) + d << " [operator->]"; + if (m_isCallOperator) + d << " [operator()]"; + if (m_class) + d << " class: " << m_class->name(); + if (m_implementingClass) + d << " implementing class: " << m_implementingClass->name(); + if (m_declaringClass) + d << " declaring class: " << m_declaringClass->name(); +} + +QDebug operator<<(QDebug d, const AbstractMetaFunction *af) +{ + QDebugStateSaver saver(d); + d.noquote(); + d.nospace(); + d << "AbstractMetaFunction("; + if (af) { +#if QT_VERSION >= QT_VERSION_CHECK(5, 6, 0) + if (d.verbosity() > 2) { + af->formatDebugVerbose(d); + } else { +#endif + d << "signature="; + formatMetaFunctionBrief(d, af); +#if QT_VERSION >= QT_VERSION_CHECK(5, 6, 0) + } +#endif + } else { + d << '0'; + } + d << ')'; + return d; +} +#endif // !QT_NO_DEBUG_STREAM + +/******************************************************************************* + * AbstractMetaClass + */ +AbstractMetaClass::~AbstractMetaClass() +{ + qDeleteAll(m_functions); + qDeleteAll(m_fields); + qDeleteAll(m_enums); + if (hasTemplateBaseClassInstantiations()) + qDeleteAll(templateBaseClassInstantiations()); +} + +/******************************************************************************* + * Returns true if this class is a subclass of the given class + */ +bool AbstractMetaClass::inheritsFrom(const AbstractMetaClass *cls) const +{ + Q_ASSERT(cls); + + const AbstractMetaClass *clazz = this; + while (clazz) { + if (clazz == cls) + return true; + + clazz = clazz->baseClass(); + } + + return false; +} + +/******************************************************************************* + * Constructs an interface based on the functions and enums in this + * class and returns it... + */ +AbstractMetaClass *AbstractMetaClass::extractInterface() +{ + Q_ASSERT(typeEntry()->designatedInterface()); + + if (!m_extractedInterface) { + AbstractMetaClass *iface = new AbstractMetaClass; + iface->setAttributes(attributes()); + iface->setBaseClass(0); + + iface->setTypeEntry(typeEntry()->designatedInterface()); + + for (AbstractMetaFunction *function : qAsConst(m_functions)) { + if (!function->isConstructor()) + iface->addFunction(function->copy()); + } + +// iface->setEnums(enums()); +// setEnums(AbstractMetaEnumList()); + + for (const AbstractMetaField *field : qAsConst(m_fields)) { + if (field->isPublic()) { + AbstractMetaField *new_field = field->copy(); + new_field->setEnclosingClass(iface); + iface->addField(new_field); + } + } + + m_extractedInterface = iface; + addInterface(iface); + } + + return m_extractedInterface; +} + +/******************************************************************************* + * Returns a list of all the functions with a given name + */ +AbstractMetaFunctionList AbstractMetaClass::queryFunctionsByName(const QString &name) const +{ + AbstractMetaFunctionList returned; + for (AbstractMetaFunction *function : m_functions) { + if (function->name() == name) + returned.append(function); + } + + return returned; +} + +/******************************************************************************* + * Returns a list of all the functions retrieved during parsing which should + * be added to the API. + */ +AbstractMetaFunctionList AbstractMetaClass::functionsInTargetLang() const +{ + FunctionQueryOptions default_flags = NormalFunctions | Visible | NotRemovedFromTargetLang; + + // Interfaces don't implement functions + if (isInterface()) + default_flags |= ClassImplements; + + // Only public functions in final classes + // default_flags |= isFinal() ? WasPublic : 0; + FunctionQueryOptions public_flags; + if (isFinal()) + public_flags |= WasPublic; + + // Constructors + AbstractMetaFunctionList returned = queryFunctions(Constructors | default_flags | public_flags); + + // Final functions + returned += queryFunctions(FinalInTargetLangFunctions | NonStaticFunctions | default_flags | public_flags); + + // Virtual functions + returned += queryFunctions(VirtualInTargetLangFunctions | NonStaticFunctions | default_flags | public_flags); + + // Static functions + returned += queryFunctions(StaticFunctions | default_flags | public_flags); + + // Empty, private functions, since they aren't caught by the other ones + returned += queryFunctions(Empty | Invisible); + + return returned; +} + +AbstractMetaFunctionList AbstractMetaClass::virtualFunctions() const +{ + const AbstractMetaFunctionList &list = functionsInShellClass(); + + AbstractMetaFunctionList returned; + for (AbstractMetaFunction *f : list) { + if (!f->isFinalInCpp() || f->isVirtualSlot()) + returned += f; + } + + return returned; +} + +AbstractMetaFunctionList AbstractMetaClass::implicitConversions() const +{ + if (!hasCloneOperator() && !hasExternalConversionOperators()) + return AbstractMetaFunctionList(); + + AbstractMetaFunctionList returned; + const AbstractMetaFunctionList list = queryFunctions(Constructors) + externalConversionOperators(); + + // Exclude anything that uses rvalue references, be it a move + // constructor "QPolygon(QPolygon &&)" or something else like + // "QPolygon(QVector<QPoint> &&)". + for (AbstractMetaFunction *f : list) { + if ((f->actualMinimumArgumentCount() == 1 || f->arguments().size() == 1 || f->isConversionOperator()) + && !f->isExplicit() + && f->functionType() != AbstractMetaFunction::CopyConstructorFunction + && !f->usesRValueReferences() + && !f->isModifiedRemoved() + && (f->originalAttributes() & Public)) { + returned += f; + } + } + return returned; +} + +AbstractMetaFunctionList AbstractMetaClass::operatorOverloads(OperatorQueryOptions query) const +{ + const AbstractMetaFunctionList &list = queryFunctions(OperatorOverloads | Visible); + AbstractMetaFunctionList returned; + for (AbstractMetaFunction *f : list) { + if (((query & ArithmeticOp) && f->isArithmeticOperator()) + || ((query & BitwiseOp) && f->isBitwiseOperator()) + || ((query & ComparisonOp) && f->isComparisonOperator()) + || ((query & LogicalOp) && f->isLogicalOperator()) + || ((query & SubscriptionOp) && f->isSubscriptOperator()) + || ((query & AssignmentOp) && f->isAssignmentOperator()) + || ((query & ConversionOp) && f->isConversionOperator()) + || ((query & OtherOp) && f->isOtherOperator())) + returned += f; + } + + return returned; +} + +bool AbstractMetaClass::hasOperatorOverload() const +{ + for (const AbstractMetaFunction *f : m_functions) { + if (f->ownerClass() == f->implementingClass() && f->isOperatorOverload() && !f->isPrivate()) + return true; + } + return false; +} + +bool AbstractMetaClass::hasArithmeticOperatorOverload() const +{ + for (const AbstractMetaFunction *f : m_functions) { + if (f->ownerClass() == f->implementingClass() && f->isArithmeticOperator() && !f->isPrivate()) + return true; + } + return false; +} + +bool AbstractMetaClass::hasBitwiseOperatorOverload() const +{ + for (const AbstractMetaFunction *f : m_functions) { + if (f->ownerClass() == f->implementingClass() && f->isBitwiseOperator() && !f->isPrivate()) + return true; + } + return false; +} + +bool AbstractMetaClass::hasComparisonOperatorOverload() const +{ + for (const AbstractMetaFunction *f : m_functions) { + if (f->ownerClass() == f->implementingClass() && f->isComparisonOperator() && !f->isPrivate()) + return true; + } + return false; +} + +bool AbstractMetaClass::hasLogicalOperatorOverload() const +{ + for (const AbstractMetaFunction *f : m_functions) { + if (f->ownerClass() == f->implementingClass() && f->isLogicalOperator() && !f->isPrivate()) + return true; + } + return false; +} + +bool AbstractMetaClass::hasSubscriptOperatorOverload() const +{ + for (const AbstractMetaFunction *f : m_functions) { + if (f->ownerClass() == f->implementingClass() && f->isSubscriptOperator() && !f->isPrivate()) + return true; + } + return false; +} + +bool AbstractMetaClass::hasAssignmentOperatorOverload() const +{ + for (const AbstractMetaFunction *f : m_functions) { + if (f->ownerClass() == f->implementingClass() && f->isAssignmentOperator() && !f->isPrivate()) + return true; + } + return false; +} + +bool AbstractMetaClass::hasConversionOperatorOverload() const +{ + for (const AbstractMetaFunction *f : m_functions) { + if (f->ownerClass() == f->implementingClass() && f->isConversionOperator() && !f->isPrivate()) + return true; + } + return false; +} + +/******************************************************************************* + * Returns a list of all functions that should be declared and implemented in + * the shell class which is generated as a wrapper on top of the actual C++ class + */ +AbstractMetaFunctionList AbstractMetaClass::functionsInShellClass() const +{ + // Only functions and only protected and public functions + FunctionQueryOptions default_flags = NormalFunctions | Visible | WasVisible | NotRemovedFromShell; + + // All virtual functions + AbstractMetaFunctionList returned = queryFunctions(VirtualFunctions | default_flags); + + // All functions explicitly set to be implemented by the shell class + // (mainly superclass functions that are hidden by other declarations) + returned += queryFunctions(ForcedShellFunctions | default_flags); + + // All functions explicitly set to be virtual slots + returned += queryFunctions(VirtualSlots | default_flags); + + return returned; +} + +/******************************************************************************* + * Returns a list of all functions that require a public override function to + * be generated in the shell class. This includes all functions that were originally + * protected in the superclass. + */ +AbstractMetaFunctionList AbstractMetaClass::publicOverrideFunctions() const +{ + return queryFunctions(NormalFunctions | WasProtected | FinalInCppFunctions | NotRemovedFromTargetLang) + + queryFunctions(Signals | WasProtected | FinalInCppFunctions | NotRemovedFromTargetLang); +} + +AbstractMetaFunctionList AbstractMetaClass::virtualOverrideFunctions() const +{ + return queryFunctions(NormalFunctions | NonEmptyFunctions | Visible | VirtualInCppFunctions | NotRemovedFromShell) + + queryFunctions(Signals | NonEmptyFunctions | Visible | VirtualInCppFunctions | NotRemovedFromShell); +} + +void AbstractMetaClass::sortFunctions() +{ + qSort(m_functions.begin(), m_functions.end(), function_sorter); +} + +void AbstractMetaClass::setFunctions(const AbstractMetaFunctionList &functions) +{ + m_functions = functions; + + // Functions must be sorted by name before next loop + sortFunctions(); + + QString currentName; + bool hasVirtuals = false; + AbstractMetaFunctionList finalFunctions; + for (AbstractMetaFunction *f : qAsConst(m_functions)) { + f->setOwnerClass(this); + + m_hasVirtualSlots = m_hasVirtualSlots || f->isVirtualSlot(); + m_hasVirtuals = m_hasVirtuals || f->isVirtualSlot() || hasVirtualDestructor(); + m_isPolymorphic = m_isPolymorphic || m_hasVirtuals; + m_hasNonpublic = m_hasNonpublic || !f->isPublic(); + + // If we have non-virtual overloads of a virtual function, we have to implement + // all the overloads in the shell class to override the hiding rule + if (currentName == f->name()) { + hasVirtuals = hasVirtuals || !f->isFinal(); + if (f->isFinal()) + finalFunctions += f; + } else { + if (hasVirtuals && finalFunctions.size() > 0) { + for (AbstractMetaFunction *final_function : qAsConst(finalFunctions)) { + *final_function += AbstractMetaAttributes::ForceShellImplementation; + + qCWarning(lcShiboken).noquote().nospace() + << QStringLiteral("hiding of function '%1' in class '%2'") + .arg(final_function->name(), name()); + } + } + + hasVirtuals = !f->isFinal(); + finalFunctions.clear(); + if (f->isFinal()) + finalFunctions += f; + currentName = f->name(); + } + } +} + +bool AbstractMetaClass::hasFieldAccessors() const +{ + for (const AbstractMetaField *field : m_fields) { + if (field->getter() || field->setter()) + return true; + } + + return false; +} + +bool AbstractMetaClass::hasDefaultToStringFunction() const +{ + const AbstractMetaFunctionList &funcs = queryFunctionsByName(QLatin1String("toString")); + for (const AbstractMetaFunction *f : funcs) { + if (!f->actualMinimumArgumentCount()) + return true; + } + return false; +} + +void AbstractMetaClass::addFunction(AbstractMetaFunction *function) +{ + Q_ASSERT(!function->signature().startsWith(QLatin1Char('('))); + function->setOwnerClass(this); + + if (!function->isDestructor()) + m_functions << function; + else + Q_ASSERT(false); //memory leak + + m_hasVirtualSlots |= function->isVirtualSlot(); + m_hasVirtuals |= !function->isFinal() || function->isVirtualSlot() || hasVirtualDestructor(); + m_isPolymorphic |= m_hasVirtuals; + m_hasNonpublic |= !function->isPublic(); +} + +bool AbstractMetaClass::hasSignal(const AbstractMetaFunction *other) const +{ + if (!other->isSignal()) + return false; + + for (const AbstractMetaFunction *f : m_functions) { + if (f->isSignal() && f->compareTo(other) & AbstractMetaFunction::EqualName) + return other->modifiedName() == f->modifiedName(); + } + + return false; +} + + +QString AbstractMetaClass::name() const +{ + return QString(m_typeEntry->targetLangName()).split(QLatin1String("::")).last(); +} + +void AbstractMetaClass::setBaseClass(AbstractMetaClass *baseClass) +{ + m_baseClass = baseClass; + if (baseClass) + m_isPolymorphic |= baseClass->isPolymorphic(); +} + +QString AbstractMetaClass::package() const +{ + return m_typeEntry->targetLangPackage(); +} + +bool AbstractMetaClass::isInterface() const +{ + return m_typeEntry->isInterface(); +} + +bool AbstractMetaClass::isNamespace() const +{ + return m_typeEntry->isNamespace(); +} + +bool AbstractMetaClass::isQObject() const +{ + return m_typeEntry->isQObject(); +} + +QString AbstractMetaClass::qualifiedCppName() const +{ + return m_typeEntry->qualifiedCppName(); +} + +bool AbstractMetaClass::hasFunction(const QString &str) const +{ + return findFunction(str); +} + +const AbstractMetaFunction* AbstractMetaClass::findFunction(const QString& functionName) const +{ + for (const AbstractMetaFunction *f : m_functions) { + if (f->name() == functionName) + return f; + } + return 0; +} + +bool AbstractMetaClass::hasProtectedFunctions() const +{ + for (AbstractMetaFunction *func : m_functions) { + if (func->isProtected()) + return true; + } + return false; +} + +bool AbstractMetaClass::hasProtectedFields() const +{ + for (const AbstractMetaField *field : m_fields) { + if (field->isProtected()) + return true; + } + return false; +} + +bool AbstractMetaClass::hasProtectedMembers() const +{ + return hasProtectedFields() || hasProtectedFunctions(); +} + +bool AbstractMetaClass::generateShellClass() const +{ + return m_forceShellClass || + (!isFinal() + && (hasVirtualFunctions() + || hasProtectedFunctions() + || hasFieldAccessors())); +} + +QPropertySpec *AbstractMetaClass::propertySpecForRead(const QString &name) const +{ + for (int i = 0; i < m_propertySpecs.size(); ++i) + if (name == m_propertySpecs.at(i)->read()) + return m_propertySpecs.at(i); + return 0; +} + +QPropertySpec *AbstractMetaClass::propertySpecForWrite(const QString &name) const +{ + for (int i = 0; i < m_propertySpecs.size(); ++i) + if (name == m_propertySpecs.at(i)->write()) + return m_propertySpecs.at(i); + return 0; +} + +QPropertySpec *AbstractMetaClass::propertySpecForReset(const QString &name) const +{ + for (int i = 0; i < m_propertySpecs.size(); ++i) { + if (name == m_propertySpecs.at(i)->reset()) + return m_propertySpecs.at(i); + } + return 0; +} + +typedef QHash<const AbstractMetaClass*, AbstractMetaTypeList> AbstractMetaClassBaseTemplateInstantiationsMap; +Q_GLOBAL_STATIC(AbstractMetaClassBaseTemplateInstantiationsMap, metaClassBaseTemplateInstantiations); + +bool AbstractMetaClass::hasTemplateBaseClassInstantiations() const +{ + if (!templateBaseClass()) + return false; + return metaClassBaseTemplateInstantiations()->contains(this); +} + +AbstractMetaTypeList AbstractMetaClass::templateBaseClassInstantiations() const +{ + if (!templateBaseClass()) + return AbstractMetaTypeList(); + return metaClassBaseTemplateInstantiations()->value(this); +} + +void AbstractMetaClass::setTemplateBaseClassInstantiations(AbstractMetaTypeList& instantiations) +{ + if (!templateBaseClass()) + return; + metaClassBaseTemplateInstantiations()->insert(this, instantiations); +} + +static bool functions_contains(const AbstractMetaFunctionList &l, const AbstractMetaFunction *func) +{ + for (const AbstractMetaFunction *f : l) { + if ((f->compareTo(func) & AbstractMetaFunction::PrettySimilar) == AbstractMetaFunction::PrettySimilar) + return true; + } + return false; +} + +AbstractMetaField::AbstractMetaField() : m_getter(0), m_setter(0), m_class(0) +{ +} + +AbstractMetaField::~AbstractMetaField() +{ + delete m_setter; + delete m_getter; +} + +AbstractMetaField *AbstractMetaField::copy() const +{ + AbstractMetaField *returned = new AbstractMetaField; + returned->setEnclosingClass(0); + returned->setAttributes(attributes()); + returned->setName(name()); + returned->setType(type()->copy()); + returned->setOriginalAttributes(originalAttributes()); + + return returned; +} + +/******************************************************************************* + * Indicates that this field has a modification that removes it + */ +bool AbstractMetaField::isModifiedRemoved(int types) const +{ + const FieldModificationList &mods = modifications(); + for (const FieldModification &mod : mods) { + if (!mod.isRemoveModifier()) + continue; + + if ((mod.removal & types) == types) + return true; + } + + return false; +} + +static QString upCaseFirst(const QString &str) +{ + Q_ASSERT(!str.isEmpty()); + QString s = str; + s[0] = s.at(0).toUpper(); + return s; +} + +static AbstractMetaFunction *createXetter(const AbstractMetaField *g, const QString &name, + AbstractMetaAttributes::Attributes type) +{ + AbstractMetaFunction *f = new AbstractMetaFunction; + + f->setName(name); + f->setOriginalName(name); + f->setOwnerClass(g->enclosingClass()); + f->setImplementingClass(g->enclosingClass()); + f->setDeclaringClass(g->enclosingClass()); + + AbstractMetaAttributes::Attributes attr = AbstractMetaAttributes::Native + | AbstractMetaAttributes::Final + | type; + if (g->isStatic()) + attr |= AbstractMetaAttributes::Static; + if (g->isPublic()) + attr |= AbstractMetaAttributes::Public; + else if (g->isProtected()) + attr |= AbstractMetaAttributes::Protected; + else + attr |= AbstractMetaAttributes::Private; + f->setAttributes(attr); + f->setOriginalAttributes(attr); + + const FieldModificationList &mods = g->modifications(); + for (const FieldModification &mod : mods) { + if (mod.isRenameModifier()) + f->setName(mod.renamedTo()); + if (mod.isAccessModifier()) { + if (mod.isPrivate()) + f->setVisibility(AbstractMetaAttributes::Private); + else if (mod.isProtected()) + f->setVisibility(AbstractMetaAttributes::Protected); + else if (mod.isPublic()) + f->setVisibility(AbstractMetaAttributes::Public); + else if (mod.isFriendly()) + f->setVisibility(AbstractMetaAttributes::Friendly); + } + } + return f; +} + +FieldModificationList AbstractMetaField::modifications() const +{ + const FieldModificationList &mods = enclosingClass()->typeEntry()->fieldModifications(); + FieldModificationList returned; + + for (const FieldModification &mod : mods) { + if (mod.name == name()) + returned += mod; + } + + return returned; +} + +const AbstractMetaFunction *AbstractMetaField::setter() const +{ + if (!m_setter) { + m_setter = createXetter(this, + QLatin1String("set") + upCaseFirst(name()), + AbstractMetaAttributes::SetterFunction); + AbstractMetaArgumentList arguments; + AbstractMetaArgument *argument = new AbstractMetaArgument; + argument->setType(type()->copy()); + argument->setName(name()); + arguments.append(argument); + m_setter->setArguments(arguments); + } + return m_setter; +} + +const AbstractMetaFunction *AbstractMetaField::getter() const +{ + if (!m_getter) { + m_getter = createXetter(this, + name(), + AbstractMetaAttributes::GetterFunction); + m_getter->setType(type()); + } + + return m_getter; +} + +#ifndef QT_NO_DEBUG_STREAM +static void formatMetaAttributes(QDebug &d, AbstractMetaAttributes::Attributes value) +{ + static const int meIndex = AbstractMetaAttributes::staticMetaObject.indexOfEnumerator("Attribute"); + Q_ASSERT(meIndex >= 0); + const QMetaEnum me = AbstractMetaAttributes::staticMetaObject.enumerator(meIndex); + d << me.valueToKeys(value); +} + +static void formatMetaField(QDebug &d, const AbstractMetaField *af) +{ + formatMetaAttributes(d, af->attributes()); + d << ' ' << af->type()->name() << " \"" << af->name() << '"'; +} + +QDebug operator<<(QDebug d, const AbstractMetaField *af) +{ + QDebugStateSaver saver(d); + d.noquote(); + d.nospace(); + d << "AbstractMetaField("; + if (af) + formatMetaField(d, af); + else + d << '0'; + d << ')'; + return d; +} + +static void formatMetaEnumValue(QDebug &d, const AbstractMetaEnumValue *v) +{ + const QString &name = v->stringValue(); + if (!name.isEmpty()) + d << name << '='; + d << v->value(); +} + +QDebug operator<<(QDebug d, const AbstractMetaEnumValue *v) +{ + QDebugStateSaver saver(d); + d.noquote(); + d.nospace(); + d << "AbstractMetaEnumValue("; + if (v) + formatMetaEnumValue(d, v); + else + d << '0'; + d << ')'; + return d; +} + +QDebug operator<<(QDebug d, const AbstractMetaEnum *ae) +{ + QDebugStateSaver saver(d); + d.noquote(); + d.nospace(); + d << "AbstractMetaEnum("; + if (ae) { + d << ae->fullName() << '['; + const AbstractMetaEnumValueList &values = ae->values(); + for (int i = 0, count = values.size(); i < count; ++i) { + if (i) + d << ' '; + formatMetaEnumValue(d, values.at(i)); + } + d << ']'; + } else { + d << '0'; + } + d << ')'; + return d; +} +#endif // !QT_NO_DEBUG_STREAM + +bool AbstractMetaClass::hasConstructors() const +{ + return queryFunctions(Constructors).size(); +} + +bool AbstractMetaClass::hasCopyConstructor() const +{ + const AbstractMetaFunctionList &ctors = queryFunctions(Constructors); + for (const AbstractMetaFunction* ctor : ctors) { + if (ctor->functionType() == AbstractMetaFunction::CopyConstructorFunction) + return true; + } + return false; +} + +bool AbstractMetaClass::hasPrivateCopyConstructor() const +{ + const AbstractMetaFunctionList &ctors = queryFunctions(Constructors); + for (const AbstractMetaFunction *ctor : ctors) { + if (ctor->functionType() == AbstractMetaFunction::CopyConstructorFunction && ctor->isPrivate()) + return true; + } + return false; +} + +void AbstractMetaClass::addDefaultConstructor() +{ + AbstractMetaFunction *f = new AbstractMetaFunction; + f->setOriginalName(name()); + f->setName(name()); + f->setOwnerClass(this); + f->setFunctionType(AbstractMetaFunction::ConstructorFunction); + f->setArguments(AbstractMetaArgumentList()); + f->setDeclaringClass(this); + + AbstractMetaAttributes::Attributes attr = AbstractMetaAttributes::Native; + attr |= AbstractMetaAttributes::Public; + attr |= AbstractMetaAttributes::Final; + f->setAttributes(attr); + f->setImplementingClass(this); + f->setOriginalAttributes(f->attributes()); + + addFunction(f); + this->setHasNonPrivateConstructor(true); +} + +void AbstractMetaClass::addDefaultCopyConstructor(bool isPrivate) +{ + AbstractMetaFunction* f = new AbstractMetaFunction; + f->setOriginalName(name()); + f->setName(name()); + f->setOwnerClass(this); + f->setFunctionType(AbstractMetaFunction::CopyConstructorFunction); + f->setDeclaringClass(this); + + AbstractMetaType* argType = new AbstractMetaType; + argType->setTypeEntry(typeEntry()); + argType->setReferenceType(LValueReference); + argType->setConstant(true); + argType->setTypeUsagePattern(AbstractMetaType::ValuePattern); + + AbstractMetaArgument* arg = new AbstractMetaArgument; + arg->setType(argType); + arg->setName(name()); + f->addArgument(arg); + + AbstractMetaAttributes::Attributes attr = AbstractMetaAttributes::Native; + attr |= AbstractMetaAttributes::Final; + if (isPrivate) + attr |= AbstractMetaAttributes::Private; + else + attr |= AbstractMetaAttributes::Public; + f->setAttributes(attr); + f->setImplementingClass(this); + f->setOriginalAttributes(f->attributes()); + + addFunction(f); +} + +bool AbstractMetaClass::hasFunction(const AbstractMetaFunction *f) const +{ + return functions_contains(m_functions, f); +} + +/* Goes through the list of functions and returns a list of all + functions matching all of the criteria in \a query. + */ + +AbstractMetaFunctionList AbstractMetaClass::queryFunctions(FunctionQueryOptions query) const +{ + AbstractMetaFunctionList functions; + + for (AbstractMetaFunction *f : m_functions) { + + if ((query & VirtualSlots) && !f->isVirtualSlot()) + continue; + + if ((query & NotRemovedFromTargetLang) && f->isRemovedFrom(f->implementingClass(), TypeSystem::TargetLangCode)) + continue; + + if ((query & NotRemovedFromTargetLang) && !f->isFinal() && f->isRemovedFrom(f->declaringClass(), TypeSystem::TargetLangCode)) + continue; + + if ((query & NotRemovedFromShell) && f->isRemovedFrom(f->implementingClass(), TypeSystem::ShellCode)) + continue; + + if ((query & NotRemovedFromShell) && !f->isFinal() && f->isRemovedFrom(f->declaringClass(), TypeSystem::ShellCode)) + continue; + + if ((query & Visible) && f->isPrivate()) + continue; + + if ((query & VirtualInTargetLangFunctions) && f->isFinalInTargetLang()) + continue; + + if ((query & Invisible) && !f->isPrivate()) + continue; + + if ((query & Empty) && !f->isEmptyFunction()) + continue; + + if ((query & WasPublic) && !f->wasPublic()) + continue; + + if ((query & WasVisible) && f->wasPrivate()) + continue; + + if ((query & WasProtected) && !f->wasProtected()) + continue; + + if ((query & ClassImplements) && f->ownerClass() != f->implementingClass()) + continue; + + if ((query & Inconsistent) && (f->isFinalInTargetLang() || !f->isFinalInCpp() || f->isStatic())) + continue; + + if ((query & FinalInTargetLangFunctions) && !f->isFinalInTargetLang()) + continue; + + if ((query & FinalInCppFunctions) && !f->isFinalInCpp()) + continue; + + if ((query & VirtualInCppFunctions) && f->isFinalInCpp()) + continue; + + if ((query & Signals) && (!f->isSignal())) + continue; + + if ((query & ForcedShellFunctions) && + (!f->isForcedShellImplementation() || !f->isFinal())) { + continue; + } + + if ((query & Constructors) && (!f->isConstructor() || f->ownerClass() != f->implementingClass())) + continue; + + if (!(query & Constructors) && f->isConstructor()) + continue; + + // Destructors are never included in the functions of a class currently + /* + if ((query & Destructors) && (!f->isDestructor() + || f->ownerClass() != f->implementingClass()) + || f->isDestructor() && (query & Destructors) == 0) { + continue; + }*/ + + if ((query & VirtualFunctions) && (f->isFinal() || f->isSignal() || f->isStatic())) + continue; + + if ((query & StaticFunctions) && (!f->isStatic() || f->isSignal())) + continue; + + if ((query & NonStaticFunctions) && (f->isStatic())) + continue; + + if ((query & NonEmptyFunctions) && (f->isEmptyFunction())) + continue; + + if ((query & NormalFunctions) && (f->isSignal())) + continue; + + if ((query & AbstractFunctions) && !f->isAbstract()) + continue; + + if ((query & OperatorOverloads) && !f->isOperatorOverload()) + continue; + + functions << f; + } + + return functions; +} + +bool AbstractMetaClass::hasSignals() const +{ + return cppSignalFunctions().size() > 0; +} + + +/** + * Adds the specified interface to this class by adding all the + * functions in the interface to this class. + */ +void AbstractMetaClass::addInterface(AbstractMetaClass *interface) +{ + Q_ASSERT(!m_interfaces.contains(interface)); + m_interfaces << interface; + + m_isPolymorphic |= interface->isPolymorphic(); + + if (m_extractedInterface && m_extractedInterface != interface) + m_extractedInterface->addInterface(interface); + + +#if 0 + const AbstractMetaFunctionList &funcs = interface->functions(); + for (AbstractMetaFunction *function : funcs) + if (!hasFunction(function) && !function->isConstructor()) { + AbstractMetaFunction *cpy = function->copy(); + cpy->setImplementingClass(this); + + // Setup that this function is an interface class. + cpy->setInterfaceClass(interface); + *cpy += AbstractMetaAttributes::InterfaceFunction; + + // Copy the modifications in interface into the implementing classes. + const FunctionModificationList &mods = function->modifications(interface); + for (const FunctionModification &mod : mods) + m_typeEntry->addFunctionModification(mod); + + // It should be mostly safe to assume that when we implement an interface + // we don't "pass on" pure virtual functions to our sublcasses... +// *cpy -= AbstractMetaAttributes::Abstract; + + addFunction(cpy); + } +#endif + +} + + +void AbstractMetaClass::setInterfaces(const AbstractMetaClassList &interfaces) +{ + m_interfaces = interfaces; + for (const AbstractMetaClass *interface : interfaces) { + if (interface) + m_isPolymorphic |= interface->isPolymorphic(); + } +} + + +AbstractMetaEnum *AbstractMetaClass::findEnum(const QString &enumName) +{ + for (AbstractMetaEnum *e : qAsConst(m_enums)) { + if (e->name() == enumName) + return e; + } + + if (typeEntry()->designatedInterface()) + return extractInterface()->findEnum(enumName); + + return 0; +} + + + + +/*! Recursivly searches for the enum value named \a enumValueName in + this class and its superclasses and interfaces. Values belonging to + \a meta_enum are excluded from the search. +*/ +AbstractMetaEnumValue *AbstractMetaClass::findEnumValue(const QString &enumValueName, AbstractMetaEnum *meta_enum) +{ + for (AbstractMetaEnum *e : qAsConst(m_enums)) { + if (e != meta_enum) + continue; + const AbstractMetaEnumValueList &values = e->values(); + for (AbstractMetaEnumValue *v : values) { + if (v->name() == enumValueName) + return v; + } + } + + if (typeEntry()->designatedInterface()) + return extractInterface()->findEnumValue(enumValueName, meta_enum); + + if (baseClass()) + return baseClass()->findEnumValue(enumValueName, meta_enum); + + return 0; +} + + +/*! + * Searches through all of this class' enums for a value matching the + * name \a enumValueName. The name is excluding the class/namespace + * prefix. The function recursivly searches interfaces and baseclasses + * of this class. + */ +AbstractMetaEnum *AbstractMetaClass::findEnumForValue(const QString &enumValueName) +{ + for (AbstractMetaEnum *e : qAsConst(m_enums)) { + const AbstractMetaEnumValueList &values = e->values(); + for (AbstractMetaEnumValue *v : values) { + if (v->name() == enumValueName) + return e; + } + } + + if (typeEntry()->designatedInterface()) + return extractInterface()->findEnumForValue(enumValueName); + + if (baseClass()) + return baseClass()->findEnumForValue(enumValueName); + + return 0; +} + + +static void addExtraIncludeForType(AbstractMetaClass *metaClass, const AbstractMetaType *type) +{ + if (!type) + return; + + Q_ASSERT(metaClass); + const TypeEntry *entry = (type ? type->typeEntry() : 0); + if (entry && entry->isComplex()) { + const ComplexTypeEntry *centry = static_cast<const ComplexTypeEntry *>(entry); + ComplexTypeEntry *class_entry = metaClass->typeEntry(); + if (class_entry && centry->include().isValid()) + class_entry->addExtraInclude(centry->include()); + } + + if (type->hasInstantiations()) { + const AbstractMetaTypeList &instantiations = type->instantiations(); + for (const AbstractMetaType *instantiation : instantiations) + addExtraIncludeForType(metaClass, instantiation); + } +} + +static void addExtraIncludesForFunction(AbstractMetaClass *metaClass, const AbstractMetaFunction *meta_function) +{ + Q_ASSERT(metaClass); + Q_ASSERT(meta_function); + addExtraIncludeForType(metaClass, meta_function->type()); + + const AbstractMetaArgumentList &arguments = meta_function->arguments(); + for (AbstractMetaArgument *argument : arguments) + addExtraIncludeForType(metaClass, argument->type()); +} + +void AbstractMetaClass::fixFunctions() +{ + if (m_functionsFixed) + return; + else + m_functionsFixed = true; + + AbstractMetaClass *superClass = baseClass(); + AbstractMetaFunctionList funcs = functions(); + + if (superClass) + superClass->fixFunctions(); + int iface_idx = 0; + while (superClass || iface_idx < interfaces().size()) { + // Since we always traverse the complete hierarchy we are only + // interrested in what each super class implements, not what + // we may have propagated from their base classes again. + AbstractMetaFunctionList superFuncs; + if (superClass) { + // Super classes can never be final + if (superClass->isFinalInTargetLang()) { + qCWarning(lcShiboken).noquote().nospace() + << "Final class '" << superClass->name() << "' set to non-final, as it is extended by other classes"; + *superClass -= AbstractMetaAttributes::FinalInTargetLang; + } + superFuncs = superClass->queryFunctions(AbstractMetaClass::ClassImplements); + AbstractMetaFunctionList virtuals = superClass->queryFunctions(AbstractMetaClass::VirtualInCppFunctions); + superFuncs += virtuals; + } else { + superFuncs = interfaces().at(iface_idx)->queryFunctions(AbstractMetaClass::NormalFunctions); + AbstractMetaFunctionList virtuals = interfaces().at(iface_idx)->queryFunctions(AbstractMetaClass::VirtualInCppFunctions); + superFuncs += virtuals; + } + + QSet<AbstractMetaFunction *> funcsToAdd; + for (int sfi = 0; sfi < superFuncs.size(); ++sfi) { + AbstractMetaFunction *sf = superFuncs.at(sfi); + + if (sf->isRemovedFromAllLanguages(sf->implementingClass())) + continue; + + // skip functions added in base classes + if (sf->isUserAdded() && sf->declaringClass() != this) + continue; + + // we generally don't care about private functions, but we have to get the ones that are + // virtual in case they override abstract functions. + bool add = (sf->isNormal() || sf->isSignal() || sf->isEmptyFunction()); + for (int fi = 0; fi < funcs.size(); ++fi) { + AbstractMetaFunction *f = funcs.at(fi); + if (f->isRemovedFromAllLanguages(f->implementingClass())) + continue; + + + const AbstractMetaFunction::CompareResult cmp = f->compareTo(sf); + + if (cmp & AbstractMetaFunction::EqualModifiedName) { + add = false; + if (cmp & AbstractMetaFunction::EqualArguments) { + // Same function, propegate virtual... + if (!(cmp & AbstractMetaFunction::EqualAttributes)) { + if (!f->isEmptyFunction()) { + if (!sf->isFinalInCpp() && f->isFinalInCpp()) { + *f -= AbstractMetaAttributes::FinalInCpp; + } + if (!sf->isFinalInTargetLang() && f->isFinalInTargetLang()) { + *f -= AbstractMetaAttributes::FinalInTargetLang; + } +#if 0 + if (!f->isFinalInTargetLang() && f->isPrivate()) { + f->setFunctionType(AbstractMetaFunction::EmptyFunction); + f->setVisibility(AbstractMetaAttributes::Protected); + *f += AbstractMetaAttributes::FinalInTargetLang; + qCWarning(lcShiboken).noquote().nospace() + << QStringLiteral("private virtual function '%1' in '%2'") + .arg(f->signature(), f->implementingClass()->name()); + } +#endif + } + } + + if (f->visibility() != sf->visibility()) { + QString warn = QStringLiteral("visibility of function '%1' modified in class '%2'") + .arg(f->name(), name()); + qCWarning(lcShiboken).noquote().nospace() << warn; +#if 0 + // If new visibility is private, we can't + // do anything. If it isn't, then we + // prefer the parent class's visibility + // setting for the function. + if (!f->isPrivate() && !sf->isPrivate()) + f->setVisibility(sf->visibility()); +#endif + // Private overrides of abstract functions have to go into the class or + // the subclasses will not compile as non-abstract classes. + // But they don't need to be implemented, since they can never be called. + if (f->isPrivate()) { + f->setFunctionType(AbstractMetaFunction::EmptyFunction); + *f += AbstractMetaAttributes::FinalInTargetLang; + *f += AbstractMetaAttributes::FinalInCpp; + } + } + + // Set the class which first declares this function, afawk + f->setDeclaringClass(sf->declaringClass()); + + if (sf->isFinalInTargetLang() && !sf->isPrivate() && !f->isPrivate() && !sf->isStatic() && !f->isStatic()) { + // Shadowed funcion, need to make base class + // function non-virtual + if (f->implementingClass() != sf->implementingClass() && f->implementingClass()->inheritsFrom(sf->implementingClass())) { + + // Check whether the superclass method has been redefined to non-final + + bool hasNonFinalModifier = false; + bool isBaseImplPrivate = false; + const FunctionModificationList &mods = sf->modifications(sf->implementingClass()); + for (const FunctionModification &mod : mods) { + if (mod.isNonFinal()) { + hasNonFinalModifier = true; + break; + } else if (mod.isPrivate()) { + isBaseImplPrivate = true; + break; + } + } + + if (!hasNonFinalModifier && !isBaseImplPrivate) { + qCWarning(lcShiboken).noquote().nospace() + << QStringLiteral("Shadowing: %1::%2 and %3::%4") + .arg(sf->implementingClass()->name(), sf->signature(), + f->implementingClass()->name(), f->signature()); + } + } + } + + } + + if (cmp & AbstractMetaFunction::EqualDefaultValueOverload) { + AbstractMetaArgumentList arguments; + if (f->arguments().size() < sf->arguments().size()) + arguments = sf->arguments(); + else + arguments = f->arguments(); + //TODO: fix this + //for (int i=0; i<arguments.size(); ++i) + // arguments[i]->setDefaultValueExpression("<#>" + QString()); + } + + + // Otherwise we have function shadowing and we can + // skip the thing... + } else if (cmp & AbstractMetaFunction::EqualName && !sf->isSignal()) { + // In the case of function shadowing where the function name has been altered to + // avoid conflict, we don't copy in the original. + add = false; + } + } + + if (add) + funcsToAdd << sf; + } + + for (AbstractMetaFunction *f : qAsConst(funcsToAdd)) + funcs << f->copy(); + + if (superClass) + superClass = superClass->baseClass(); + else + iface_idx++; + } + + bool hasPrivateConstructors = false; + bool hasPublicConstructors = false; + for (AbstractMetaFunction *func : qAsConst(funcs)) { + const FunctionModificationList &mods = func->modifications(this); + for (const FunctionModification &mod : mods) { + if (mod.isRenameModifier()) { + func->setName(mod.renamedTo()); + } + } + + // Make sure class is abstract if one of the functions is + if (func->isAbstract()) { + (*this) += AbstractMetaAttributes::Abstract; + (*this) -= AbstractMetaAttributes::Final; + } + + if (func->isConstructor()) { + if (func->isPrivate()) + hasPrivateConstructors = true; + else + hasPublicConstructors = true; + } + + + + // Make sure that we include files for all classes that are in use + + if (!func->isRemovedFrom(this, TypeSystem::ShellCode)) + addExtraIncludesForFunction(this, func); + } + + if (hasPrivateConstructors && !hasPublicConstructors) { + (*this) += AbstractMetaAttributes::Abstract; + (*this) -= AbstractMetaAttributes::Final; + } + + for (AbstractMetaFunction *f1 : qAsConst(funcs)) { + for (AbstractMetaFunction *f2 : qAsConst(funcs)) { + if (f1 != f2) { + const AbstractMetaFunction::CompareResult cmp = f1->compareTo(f2); + if ((cmp & AbstractMetaFunction::EqualName) + && !f1->isFinalInCpp() + && f2->isFinalInCpp()) { + *f2 += AbstractMetaAttributes::FinalOverload; + } + } + } + } + + setFunctions(funcs); +} + + +QString AbstractMetaType::minimalSignature() const +{ + QString minimalSignature; + if (isConstant()) + minimalSignature += QLatin1String("const "); + minimalSignature += typeEntry()->qualifiedCppName(); + if (hasInstantiations()) { + AbstractMetaTypeList instantiations = this->instantiations(); + minimalSignature += QLatin1String("< "); + for (int i = 0; i < instantiations.size(); ++i) { + if (i > 0) + minimalSignature += QLatin1Char(','); + minimalSignature += instantiations[i]->minimalSignature(); + } + minimalSignature += QLatin1String(" >"); + } + + for (int j = 0; j < indirections(); ++j) + minimalSignature += QLatin1Char('*'); + switch (referenceType()) { + case NoReference: + break; + case LValueReference: + minimalSignature += QLatin1Char('&'); + break; + case RValueReference: + minimalSignature += QLatin1String("&&"); + break; + } + + return minimalSignature; +} + +bool AbstractMetaType::hasNativeId() const +{ + return (isQObject() || isValue() || isObject()) && typeEntry()->isNativeIdBased(); +} + +bool AbstractMetaType::isTargetLangEnum() const +{ + return isEnum() && !static_cast<const EnumTypeEntry *>(typeEntry())->forceInteger(); +} + +bool AbstractMetaType::isTargetLangFlags() const +{ + return isFlags() && !static_cast<const FlagsTypeEntry *>(typeEntry())->forceInteger(); +} + + +/******************************************************************************* + * Other stuff... + */ + + +AbstractMetaEnum *AbstractMetaClass::findEnum(const AbstractMetaClassList &classes, + const EnumTypeEntry *entry) +{ + Q_ASSERT(entry->isEnum()); + + QString qualifiedName = entry->qualifiedCppName(); + int pos = qualifiedName.lastIndexOf(QLatin1String("::")); + + QString enumName; + QString className; + + if (pos > 0) { + enumName = qualifiedName.mid(pos + 2); + className = qualifiedName.mid(0, pos); + } else { + enumName = qualifiedName; + className = TypeDatabase::globalNamespaceClassName(entry); + } + + AbstractMetaClass *metaClass = AbstractMetaClass::findClass(classes, className); + if (!metaClass) { + qCWarning(lcShiboken).noquote().nospace() + << QStringLiteral("AbstractMeta::findEnum(), unknown class '%1' in '%2'") + .arg(className, entry->qualifiedCppName()); + return 0; + } + + return metaClass->findEnum(enumName); +} + +AbstractMetaEnumValue *AbstractMetaClass::findEnumValue(const AbstractMetaClassList &classes, + const QString &name) +{ + QStringList lst = name.split(QLatin1String("::")); + + if (lst.size() > 1) { + QString prefixName = lst.at(0); + QString enumName = lst.at(1); + + AbstractMetaClass* cl = findClass(classes, prefixName); + if (cl) + return cl->findEnumValue(enumName, 0); + } + + for (AbstractMetaClass *metaClass : classes) { + const AbstractMetaEnumList &enums = metaClass->enums(); + for (AbstractMetaEnum *metaEnum : enums) { + AbstractMetaEnumValue* enumValue = metaClass->findEnumValue(name, metaEnum); + if (enumValue) + return enumValue; + } + } + + qCWarning(lcShiboken).noquote().nospace() + << QStringLiteral("no matching enum '%1'").arg(name); + return 0; +} + +/*! + * Searches the list after a class that mathces \a name; either as + * C++, Target language base name or complete Target language package.class name. + */ + +AbstractMetaClass *AbstractMetaClass::findClass(const AbstractMetaClassList &classes, + const QString &name) +{ + if (name.isEmpty()) + return 0; + + for (AbstractMetaClass *c : classes) { + if (c->qualifiedCppName() == name) + return c; + } + + for (AbstractMetaClass *c : classes) { + if (c->fullName() == name) + return c; + } + + for (AbstractMetaClass *c : classes) { + if (c->name() == name) + return c; + } + + return 0; +} + +AbstractMetaClass *AbstractMetaClass::findClass(const AbstractMetaClassList &classes, + const TypeEntry* typeEntry) +{ + for (AbstractMetaClass* c : classes) { + if (c->typeEntry() == typeEntry) + return c; + } + return 0; +} + +#ifndef QT_NO_DEBUG_STREAM +QDebug operator<<(QDebug d, const AbstractMetaClass *ac) +{ + QDebugStateSaver saver(d); + d.noquote(); + d.nospace(); + d << "AbstractMetaClass("; + if (ac) { + d << '"' << ac->fullName() << '"'; + if (ac->m_baseClass) + d << ", inherits \"" << ac->m_baseClass->name() << '"'; + const AbstractMetaEnumList &enums = ac->enums(); + if (!enums.isEmpty()) + d << ", enums[" << enums.size() << "]=" << enums; + const AbstractMetaFunctionList &functions = ac->functions(); + if (!functions.isEmpty()) { + const int count = functions.size(); + d << ", functions=[" << count << "]("; + for (int i = 0; i < count; ++i) { + if (i) + d << ", "; +#if QT_VERSION >= QT_VERSION_CHECK(5, 6, 0) + if (d.verbosity() > 2) + d << functions.at(i); + else +#endif + formatMetaFunctionBrief(d, functions.at(i)); + } + d << ')'; + } + const AbstractMetaFieldList &fields = ac->fields(); + if (!fields.isEmpty()) { + const int count = fields.size(); + d << ", fields=[" << count << "]("; + for (int i = 0; i < count; ++i) { + if (i) + d << ", "; + formatMetaField(d, fields.at(i)); + } + d << ')'; + } + } else { + d << '0'; + } + d << ')'; + return d; +} +#endif // !QT_NO_DEBUG_STREAM + +QString AbstractMetaEnum::name() const +{ + return m_typeEntry->targetLangName(); +} + +QString AbstractMetaEnum::qualifier() const +{ + return m_typeEntry->targetLangQualifier(); +} + +QString AbstractMetaEnum::package() const +{ + return m_typeEntry->targetLangPackage(); +} + +bool AbstractMetaEnum::isAnonymous() const +{ + return m_typeEntry->isAnonymous(); +} |