diff options
author | Friedemann Kleint <Friedemann.Kleint@qt.io> | 2018-07-05 14:16:40 +0200 |
---|---|---|
committer | Friedemann Kleint <Friedemann.Kleint@qt.io> | 2018-08-29 12:23:03 +0000 |
commit | ba96602c73e28e91fa25282d5ea9c65ce8a0269e (patch) | |
tree | e4f7792ef9a237e89e620326b35d14a6bb5ed4f9 /sources/shiboken2/generator/shiboken2 | |
parent | 7eb87edb6c951a9bbf8a850e3de13466229df853 (diff) |
shiboken: Add support for const Foo* fields
Task-number: PYSIDE-304
Task-number: PYSIDE-672
Change-Id: Ic0e8e9ada594f27a8224adfb43847b3b8149c33d
Reviewed-by: Cristian Maureira-Fredes <cristian.maureira-fredes@qt.io>
Reviewed-by: Christian Tismer <tismer@stackless.com>
Diffstat (limited to 'sources/shiboken2/generator/shiboken2')
-rw-r--r-- | sources/shiboken2/generator/shiboken2/cppgenerator.cpp | 27 |
1 files changed, 23 insertions, 4 deletions
diff --git a/sources/shiboken2/generator/shiboken2/cppgenerator.cpp b/sources/shiboken2/generator/shiboken2/cppgenerator.cpp index f868c281d..380820f24 100644 --- a/sources/shiboken2/generator/shiboken2/cppgenerator.cpp +++ b/sources/shiboken2/generator/shiboken2/cppgenerator.cpp @@ -220,6 +220,21 @@ static QString chopType(QString s) return s; } +// Helper for field setters: Check for "const QWidget *" (settable field), +// but not "int *const" (read-only field). +static bool isPointerToConst(const AbstractMetaType *t) +{ + const AbstractMetaType::Indirections &indirections = t->indirectionsV(); + return t->isConstant() && !indirections.isEmpty() + && indirections.constLast() != Indirection::ConstPointer; +} + +static inline bool canGenerateFieldSetter(const AbstractMetaField *field) +{ + const AbstractMetaType *type = field->type(); + return !type->isConstant() || isPointerToConst(type); +} + /*! Function used to write the class generated binding code on the buffer \param s the output buffer @@ -551,7 +566,7 @@ void CppGenerator::generateClass(QTextStream &s, GeneratorContext &classContext) if (metaField->isStatic()) continue; writeGetterFunction(s, metaField, classContext); - if (!metaField->type()->isConstant()) + if (canGenerateFieldSetter(metaField)) writeSetterFunction(s, metaField, classContext); s << endl; } @@ -562,10 +577,12 @@ void CppGenerator::generateClass(QTextStream &s, GeneratorContext &classContext) if (metaField->isStatic()) continue; - bool hasSetter = !metaField->type()->isConstant(); s << INDENT << "{const_cast<char*>(\"" << metaField->name() << "\"), "; - s << cpythonGetterFunctionName(metaField); - s << ", " << (hasSetter ? cpythonSetterFunctionName(metaField) : QLatin1String("0")); + s << cpythonGetterFunctionName(metaField) << ", "; + if (canGenerateFieldSetter(metaField)) + s << cpythonSetterFunctionName(metaField); + else + s << '0'; s << "}," << endl; } s << INDENT << "{0} // Sentinel" << endl; @@ -4224,6 +4241,8 @@ void CppGenerator::writeSetterFunction(QTextStream &s, s << INDENT << PYTHON_TO_CPP_VAR << "(pyIn, &cppOut_local);" << endl; s << INDENT << cppField << " = cppOut_local"; } else { + if (isPointerToConst(fieldType)) + s << "const "; s << getFullTypeNameWithoutModifiers(fieldType); s << QString::fromLatin1("*").repeated(fieldType->indirections()) << "& cppOut_ptr = "; s << cppField << ';' << endl; |