shellheadergenerator.cpp
314 lines
| 11.6 KiB
| text/x-c
|
CppLexer
/ generator / shellheadergenerator.cpp
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r10 | /**************************************************************************** | ||
| ** | ||||
|
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r87 | ** Copyright (C) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). | ||
| ** All rights reserved. | ||||
| ** Contact: Nokia Corporation (qt-info@nokia.com) | ||||
|
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r10 | ** | ||
|
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r87 | ** This file is part of the Qt Script Generator project on Qt Labs. | ||
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r10 | ** | ||
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r87 | ** $QT_BEGIN_LICENSE:LGPL$ | ||
| ** No Commercial Usage | ||||
| ** This file contains pre-release code and may not be distributed. | ||||
| ** You may use this file in accordance with the terms and conditions | ||||
| ** contained in the Technology Preview License Agreement accompanying | ||||
| ** this package. | ||||
|
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r10 | ** | ||
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r87 | ** GNU Lesser General Public License Usage | ||
| ** Alternatively, this file may be used under the terms of the GNU Lesser | ||||
| ** General Public License version 2.1 as published by the Free Software | ||||
| ** Foundation and appearing in the file LICENSE.LGPL included in the | ||||
| ** packaging of this file. Please review the following information to | ||||
| ** ensure the GNU Lesser General Public License version 2.1 requirements | ||||
| ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. | ||||
|
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r10 | ** | ||
|
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r87 | ** In addition, as a special exception, Nokia gives you certain additional | ||
| ** rights. These rights are described in the Nokia Qt LGPL Exception | ||||
| ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. | ||||
| ** | ||||
| ** If you have questions regarding the use of this file, please contact | ||||
| ** Nokia at qt-info@nokia.com. | ||||
| ** | ||||
| ** | ||||
| ** | ||||
| ** | ||||
| ** | ||||
| ** | ||||
| ** | ||||
| ** | ||||
| ** $QT_END_LICENSE$ | ||||
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r10 | ** | ||
| ****************************************************************************/ | ||||
| #include "shellheadergenerator.h" | ||||
| #include "fileout.h" | ||||
| #include <QtCore/QDir> | ||||
| #include <qdebug.h> | ||||
| QString ShellHeaderGenerator::fileNameForClass(const AbstractMetaClass *meta_class) const | ||||
| { | ||||
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r24 | return QString("PythonQtWrapper_%1.h").arg(meta_class->name()); | ||
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r10 | } | ||
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r114 | |||
| void ShellHeaderGenerator::writeFieldAccessors(QTextStream &s, const AbstractMetaField *field) | ||||
| { | ||||
| const AbstractMetaFunction *setter = field->setter(); | ||||
| const AbstractMetaFunction *getter = field->getter(); | ||||
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r118 | |||
| // static fields are not supported (yet?) | ||||
| if (setter->isStatic()) return; | ||||
| // Uuid data4 did not work (TODO: move to typesystem...( | ||||
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r115 | if (field->enclosingClass()->name()=="QUuid" && setter->name()=="data4") return; | ||
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r118 | if (field->enclosingClass()->name()=="QIPv6Address") return; | ||
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r114 | if (!field->type()->isConstant()) { | ||
| writeFunctionSignature(s, setter, 0, QString(), | ||||
| Option(ConvertReferenceToPtr | FirstArgIsWrappedObject| IncludeDefaultExpression | ShowStatic | UnderscoreSpaces)); | ||||
| s << "{ theWrappedObject->" << field->name() << " = " << setter->arguments()[0]->argumentName() << "; }\n"; | ||||
| } | ||||
| writeFunctionSignature(s, getter, 0, QString(), | ||||
| Option(ConvertReferenceToPtr | FirstArgIsWrappedObject| IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces)); | ||||
| s << "{ return theWrappedObject->" << field->name() << "; }\n"; | ||||
| } | ||||
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r10 | void ShellHeaderGenerator::write(QTextStream &s, const AbstractMetaClass *meta_class) | ||
| { | ||||
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r93 | QString builtIn = ShellGenerator::isBuiltIn(meta_class->name())?"_builtin":""; | ||
| QString pro_file_name = meta_class->package().replace(".", "_") + builtIn + "/" + meta_class->package().replace(".", "_") + builtIn + ".pri"; | ||||
| priGenerator->addHeader(pro_file_name, fileNameForClass(meta_class)); | ||||
| setupGenerator->addClass(meta_class->package().replace(".", "_") + builtIn, meta_class); | ||||
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r24 | |||
| QString include_block = "PYTHONQTWRAPPER_" + meta_class->name().toUpper() + "_H"; | ||||
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r10 | |||
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r24 | s << "#ifndef " << include_block << endl | ||
| << "#define " << include_block << endl << endl; | ||||
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r10 | |||
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r24 | Include inc = meta_class->typeEntry()->include(); | ||
| ShellGenerator::writeInclude(s, inc); | ||||
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r10 | |||
| s << "#include <QObject>" << endl << endl; | ||||
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r24 | s << "#include <PythonQt.h>" << endl << endl; | ||
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r10 | |||
| IncludeList list = meta_class->typeEntry()->extraIncludes(); | ||||
| qSort(list.begin(), list.end()); | ||||
| foreach (const Include &inc, list) { | ||||
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r24 | ShellGenerator::writeInclude(s, inc); | ||
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r10 | } | ||
| s << endl; | ||||
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r24 | AbstractMetaFunctionList ctors = meta_class->queryFunctions(AbstractMetaClass::Constructors | ||
| | AbstractMetaClass::WasVisible | ||||
| | AbstractMetaClass::NotRemovedFromTargetLang); | ||||
| // Shell------------------------------------------------------------------- | ||||
| if (meta_class->generateShellClass()) { | ||||
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r10 | |||
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r24 | AbstractMetaFunctionList virtualsForShell = getVirtualFunctionsForShell(meta_class); | ||
| s << "class " << shellClassName(meta_class) | ||||
| << " : public " << meta_class->qualifiedCppName() << endl << "{" << endl; | ||||
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r10 | s << "public:" << endl; | ||
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r24 | foreach(AbstractMetaFunction* fun, ctors) { | ||
| s << " "; | ||||
| writeFunctionSignature(s, fun, 0,"PythonQtShell_", | ||||
| Option(IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces)); | ||||
| s << ":" << meta_class->qualifiedCppName() << "("; | ||||
| QString scriptFunctionName = fun->originalName(); | ||||
| AbstractMetaArgumentList args = fun->arguments(); | ||||
| for (int i = 0; i < args.size(); ++i) { | ||||
| if (i > 0) | ||||
| s << ", "; | ||||
| s << args.at(i)->argumentName(); | ||||
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r10 | } | ||
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r24 | s << "),_wrapper(NULL) {};" << endl; | ||
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r10 | } | ||
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r24 | s << endl; | ||
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r178 | s << " ~" << shellClassName(meta_class) << "();" << endl; | ||
| s << endl; | ||||
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r24 | |||
| foreach(AbstractMetaFunction* fun, virtualsForShell) { | ||||
| s << "virtual "; | ||||
| writeFunctionSignature(s, fun, 0, QString(), | ||||
| Option(IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces)); | ||||
| s << ";" << endl; | ||||
| } | ||||
| s << endl; | ||||
| s << " PythonQtInstanceWrapper* _wrapper; " << endl; | ||||
| s << "};" << endl << endl; | ||||
| } | ||||
| // Promoter------------------------------------------------------------------- | ||||
| AbstractMetaFunctionList promoteFunctions = getProtectedFunctionsThatNeedPromotion(meta_class); | ||||
| if (!promoteFunctions.isEmpty()) { | ||||
| s << "class " << promoterClassName(meta_class) | ||||
| << " : public " << meta_class->qualifiedCppName() << endl << "{ public:" << endl; | ||||
| foreach(AbstractMetaFunction* fun, promoteFunctions) { | ||||
| s << "inline "; | ||||
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r29 | writeFunctionSignature(s, fun, 0, "promoted_", | ||
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r24 | Option(IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces)); | ||
| s << " { "; | ||||
| QString scriptFunctionName = fun->originalName(); | ||||
| AbstractMetaArgumentList args = fun->arguments(); | ||||
| if (fun->type()) | ||||
| s << "return "; | ||||
| s << meta_class->qualifiedCppName() << "::"; | ||||
| s << fun->originalName() << "("; | ||||
| for (int i = 0; i < args.size(); ++i) { | ||||
| if (i > 0) | ||||
| s << ", "; | ||||
| s << args.at(i)->argumentName(); | ||||
| } | ||||
| s << "); }" << endl; | ||||
| } | ||||
| s << "};" << endl << endl; | ||||
| } | ||||
| // Wrapper------------------------------------------------------------------- | ||||
| s << "class " << wrapperClassName(meta_class) | ||||
| << " : public QObject" << endl | ||||
| << "{ Q_OBJECT" << endl; | ||||
| s << "public:" << endl; | ||||
| AbstractMetaEnumList enums1 = meta_class->enums(); | ||||
| AbstractMetaEnumList enums; | ||||
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r49 | QList<FlagsTypeEntry*> flags; | ||
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r24 | foreach(AbstractMetaEnum* enum1, enums1) { | ||
| // catch gadgets and enums that are not exported on QObjects... | ||||
| if (enum1->wasPublic() && (!meta_class->isQObject() || !enum1->hasQEnumsDeclaration())) { | ||||
| enums << enum1; | ||||
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r49 | if (enum1->typeEntry()->flags()) { | ||
| flags << enum1->typeEntry()->flags(); | ||||
| } | ||||
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r24 | } | ||
| } | ||||
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r10 | if (enums.count()) { | ||
| s << "Q_ENUMS("; | ||||
| foreach(AbstractMetaEnum* enum1, enums) { | ||||
| s << enum1->name() << " "; | ||||
| } | ||||
| s << ")" << endl; | ||||
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r49 | |||
| if (flags.count()) { | ||||
| s << "Q_FLAGS("; | ||||
| foreach(FlagsTypeEntry* flag1, flags) { | ||||
| QString origName = flag1->originalName(); | ||||
| int idx = origName.lastIndexOf("::"); | ||||
| if (idx!= -1) { | ||||
| origName = origName.mid(idx+2); | ||||
| } | ||||
| s << origName << " "; | ||||
| } | ||||
| s << ")" << endl; | ||||
| } | ||||
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r10 | foreach(AbstractMetaEnum* enum1, enums) { | ||
| s << "enum " << enum1->name() << "{" << endl; | ||||
| bool first = true; | ||||
| foreach(AbstractMetaEnumValue* value, enum1->values()) { | ||||
| if (first) { first = false; } | ||||
| else { s << ", "; } | ||||
| s << " " << value->name() << " = " << meta_class->qualifiedCppName() << "::" << value->name(); | ||||
| } | ||||
| s << "};" << endl; | ||||
| } | ||||
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r49 | if (flags.count()) { | ||
| foreach(AbstractMetaEnum* enum1, enums) { | ||||
| if (enum1->typeEntry()->flags()) { | ||||
| QString origName = enum1->typeEntry()->flags()->originalName(); | ||||
| int idx = origName.lastIndexOf("::"); | ||||
| if (idx!= -1) { | ||||
| origName = origName.mid(idx+2); | ||||
| } | ||||
| s << "Q_DECLARE_FLAGS("<< origName << ", " << enum1->name() <<")"<<endl; | ||||
| } | ||||
| } | ||||
| } | ||||
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r10 | } | ||
|
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r24 | s << "public slots:" << endl; | ||
| if (meta_class->generateShellClass() || !meta_class->isAbstract()) { | ||||
| bool copyConstructorSeen = false; | ||||
| bool defaultConstructorSeen = false; | ||||
| foreach (const AbstractMetaFunction *fun, ctors) { | ||||
| if (!fun->isPublic() || fun->isAbstract()) { continue; } | ||||
| s << meta_class->qualifiedCppName() << "* "; | ||||
| writeFunctionSignature(s, fun, 0, "new_", | ||||
| Option(IncludeDefaultExpression | OriginalName | ShowStatic)); | ||||
| s << ";" << endl; | ||||
| if (fun->arguments().size()==1 && meta_class->qualifiedCppName() == fun->arguments().at(0)->type()->typeEntry()->qualifiedCppName()) { | ||||
| copyConstructorSeen = true; | ||||
| } | ||||
| if (fun->arguments().size()==0) { | ||||
| defaultConstructorSeen = true; | ||||
| } | ||||
| } | ||||
| if (meta_class->typeEntry()->isValue() | ||||
| && !copyConstructorSeen && defaultConstructorSeen) { | ||||
| QString className = meta_class->generateShellClass()?shellClassName(meta_class):meta_class->qualifiedCppName(); | ||||
| s << meta_class->qualifiedCppName() << "* new_" << meta_class->name() << "(const " << meta_class->qualifiedCppName() << "& other) {" << endl; | ||||
| s << className << "* a = new " << className << "();" << endl; | ||||
| s << "*((" << meta_class->qualifiedCppName() << "*)a) = other;" << endl; | ||||
| s << "return a; }" << endl; | ||||
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r10 | } | ||
| } | ||||
| if (meta_class->hasPublicDestructor() && !meta_class->isNamespace()) { | ||||
| s << "void delete_" << meta_class->name() << "(" << meta_class->qualifiedCppName() << "* obj) { delete obj; } "; | ||||
| s << endl; | ||||
| } | ||||
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r15 | if (meta_class->name()=="QTreeWidgetItem") { | ||
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r115 | s << "bool py_hasOwner(QTreeWidgetItem* theWrappedObject) { return theWrappedObject->treeWidget()!=NULL || theWrappedObject->parent()!=NULL; }" << endl; | ||
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r15 | } else if (meta_class->name()=="QGraphicsItem") { | ||
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r115 | s << "bool py_hasOwner(QGraphicsItem* theWrappedObject) { return theWrappedObject->scene()!=NULL || theWrappedObject->parentItem()!=NULL; }" << endl; | ||
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r15 | } | ||
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r24 | |||
| AbstractMetaFunctionList functions = getFunctionsToWrap(meta_class); | ||||
| foreach (const AbstractMetaFunction *function, functions) { | ||||
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r175 | if (!function->isSlot() || function->isVirtual()) { | ||
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r24 | s << " "; | ||
| writeFunctionSignature(s, function, 0, QString(), | ||||
|
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r70 | Option(ConvertReferenceToPtr | FirstArgIsWrappedObject| IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces)); | ||
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r24 | s << ";" << endl; | ||
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r10 | } | ||
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r24 | } | ||
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r115 | if (meta_class->hasDefaultToStringFunction() || meta_class->hasToStringCapability()) { | ||
| s << " QString py_toString(" << meta_class->qualifiedCppName() << "*);" << endl; | ||||
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r70 | } | ||
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r119 | if (meta_class->hasDefaultIsNull()) { | ||
| s << " bool __nonzero__(" << meta_class->qualifiedCppName() << "* obj) { return !obj->isNull(); }" << endl; | ||||
| } | ||||
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r10 | |||
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r114 | // Field accessors | ||
| foreach (const AbstractMetaField *field, meta_class->fields()) { | ||||
| if (field->isPublic()) { | ||||
| writeFieldAccessors(s, field); | ||||
| } | ||||
| } | ||||
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r124 | writeInjectedCode(s, meta_class); | ||
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r10 | |||
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r124 | |||
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r24 | s << "};" << endl << endl | ||
| << "#endif // " << include_block << endl; | ||||
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r10 | |||
| } | ||||
| void ShellHeaderGenerator::writeInjectedCode(QTextStream &s, const AbstractMetaClass *meta_class) | ||||
| { | ||||
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r24 | CodeSnipList code_snips = meta_class->typeEntry()->codeSnips(); | ||
| foreach (const CodeSnip &cs, code_snips) { | ||||
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r124 | if (cs.language == TypeSystem::PyWrapperDeclaration) { | ||
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r24 | s << cs.code() << endl; | ||
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r10 | } | ||
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r24 | } | ||
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r10 | } | ||