diff options
Diffstat (limited to 'src/qml/qml/qqmlimport.cpp')
| -rw-r--r-- | src/qml/qml/qqmlimport.cpp | 42 |
1 files changed, 25 insertions, 17 deletions
diff --git a/src/qml/qml/qqmlimport.cpp b/src/qml/qml/qqmlimport.cpp index af6d067fbb..73546bd795 100644 --- a/src/qml/qml/qqmlimport.cpp +++ b/src/qml/qml/qqmlimport.cpp @@ -229,8 +229,7 @@ public: bool resolveType(const QHashedStringRef &type, int *vmajor, int *vminor, QQmlType *type_return, QList<QQmlError> *errors, QQmlType::RegistrationType registrationType, - QQmlImport::RecursionRestriction recursionRestriction - = QQmlImport::PreventRecursion); + bool *typeRecursionDetected = nullptr); QUrl baseUrl; QString base; @@ -594,7 +593,7 @@ bool QQmlImports::resolveType(const QHashedStringRef &type, QQmlType *type_return, int *vmaj, int *vmin, QQmlImportNamespace** ns_return, QList<QQmlError> *errors, QQmlType::RegistrationType registrationType, - QQmlImport::RecursionRestriction recursionRestriction) const + bool *typeRecursionDetected) const { QQmlImportNamespace* ns = d->findQualifiedNamespace(type); if (ns) { @@ -604,7 +603,7 @@ bool QQmlImports::resolveType(const QHashedStringRef &type, } if (type_return) { if (d->resolveType(type, vmaj, vmin, type_return, errors, registrationType, - recursionRestriction)) { + typeRecursionDetected)) { if (qmlImportTrace()) { #define RESOLVE_TYPE_DEBUG qDebug().nospace() << "QQmlImports(" << qPrintable(baseUrl().toString()) \ << ')' << "::resolveType: " << type.toString() << " => " @@ -744,9 +743,12 @@ bool QQmlImportInstance::resolveType(QQmlTypeLoader *typeLoader, const QHashedSt if (resolveLocalUrl(*base, c.fileName) != componentUrl) continue; // failed attempt to access an internal type } - if (recursionRestriction == QQmlImport::PreventRecursion && *base == componentUrl) { - if (typeRecursionDetected) - *typeRecursionDetected = true; + + const bool recursion = *base == componentUrl; + if (typeRecursionDetected) + *typeRecursionDetected = recursion; + + if (recursionRestriction == QQmlImport::PreventRecursion && recursion) { continue; // no recursion } } @@ -803,10 +805,10 @@ bool QQmlImportInstance::resolveType(QQmlTypeLoader *typeLoader, const QHashedSt } if (exists) { - if (recursionRestriction == QQmlImport::PreventRecursion && base && (*base == qmlUrl)) { // no recursion - if (typeRecursionDetected) - *typeRecursionDetected = true; - } else { + const bool recursion = base && *base == qmlUrl; + if (typeRecursionDetected) + *typeRecursionDetected = recursion; + if (recursionRestriction == QQmlImport::AllowRecursion || !recursion) { QQmlType returnType = QQmlMetaType::typeForUrl( qmlUrl, type, registrationType == QQmlType::CompositeSingletonType, errors); if (type_return) @@ -822,7 +824,7 @@ bool QQmlImportInstance::resolveType(QQmlTypeLoader *typeLoader, const QHashedSt bool QQmlImportsPrivate::resolveType(const QHashedStringRef& type, int *vmajor, int *vminor, QQmlType *type_return, QList<QQmlError> *errors, QQmlType::RegistrationType registrationType, - QQmlImport::RecursionRestriction recursionRestriction) + bool *typeRecursionDetected) { QQmlImportNamespace *s = nullptr; int dot = type.indexOf(Dot); @@ -852,7 +854,7 @@ bool QQmlImportsPrivate::resolveType(const QHashedStringRef& type, int *vmajor, QHashedStringRef unqualifiedtype = dot < 0 ? type : QHashedStringRef(type.constData()+dot+1, type.length()-dot-1); if (s) { if (s->resolveType(typeLoader, unqualifiedtype, vmajor, vminor, type_return, &base, errors, - registrationType, recursionRestriction)) + registrationType, typeRecursionDetected)) return true; if (s->imports.count() == 1 && !s->imports.at(0)->isLibrary && type_return && s != &unqualifiedset) { // qualified, and only 1 url @@ -880,13 +882,19 @@ bool QQmlImportNamespace::resolveType(QQmlTypeLoader *typeLoader, const QHashedS int *vmajor, int *vminor, QQmlType *type_return, QString *base, QList<QQmlError> *errors, QQmlType::RegistrationType registrationType, - QQmlImport::RecursionRestriction recursionRestriction) + bool *typeRecursionDetected) { - bool typeRecursionDetected = false; + QQmlImport::RecursionRestriction recursionRestriction = + typeRecursionDetected ? QQmlImport::AllowRecursion : QQmlImport::PreventRecursion; + + bool localTypeRecursionDetected = false; + if (!typeRecursionDetected) + typeRecursionDetected = &localTypeRecursionDetected; + for (int i=0; i<imports.count(); ++i) { const QQmlImportInstance *import = imports.at(i); if (import->resolveType(typeLoader, type, vmajor, vminor, type_return, base, - &typeRecursionDetected, registrationType, recursionRestriction, errors)) { + typeRecursionDetected, registrationType, recursionRestriction, errors)) { if (qmlCheckTypes()) { // check for type clashes for (int j = i+1; j<imports.count(); ++j) { @@ -933,7 +941,7 @@ bool QQmlImportNamespace::resolveType(QQmlTypeLoader *typeLoader, const QHashedS } if (errors) { QQmlError error; - if (typeRecursionDetected) + if (*typeRecursionDetected) error.setDescription(QQmlImportDatabase::tr("is instantiated recursively")); else error.setDescription(QQmlImportDatabase::tr("is not a type")); |