Mercurial > projects > qtd
view generator/cppimplgenerator.cpp @ 332:24ebea513d66 signals
make connect accept connection type
author | eldar1@eldar1-laptop |
---|---|
date | Sat, 23 Jan 2010 12:13:47 +0000 |
parents | 0cc996b7a601 |
children | 9fc85d7280ba |
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line source
/**************************************************************************** ** ** Copyright (C) 1992-2008 Nokia. All rights reserved. ** ** This file is part of Qt Jambi. ** ** * Commercial Usage * Licensees holding valid Qt Commercial licenses may use this file in * accordance with the Qt Commercial License Agreement provided with the * Software or, alternatively, in accordance with the terms contained in * a written agreement between you and Nokia. * * * GNU General Public License Usage * Alternatively, this file may be used under the terms of the GNU * General Public License versions 2.0 or 3.0 as published by the Free * Software Foundation and appearing in the file LICENSE.GPL included in * the packaging of this file. Please review the following information * to ensure GNU General Public Licensing requirements will be met: * http://www.fsf.org/licensing/licenses/info/GPLv2.html and * http://www.gnu.org/copyleft/gpl.html. In addition, as a special * exception, Nokia gives you certain additional rights. These rights * are described in the Nokia Qt GPL Exception version 1.2, included in * the file GPL_EXCEPTION.txt in this package. * * Qt for Windows(R) Licensees * As a special exception, Nokia, as the sole copyright holder for Qt * Designer, grants users of the Qt/Eclipse Integration plug-in the * right for the Qt/Eclipse Integration to link to functionality * provided by Qt Designer and its related libraries. * * * If you are unsure which license is appropriate for your use, please * contact the sales department at qt-sales@nokia.com. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/ #include "cppimplgenerator.h" #include "dgenerator.h" #include "reporthandler.h" #include <QDir> #include <QtDebug> #include <QVariant> #include <iostream> #define VOID_POINTER_ORDINAL 8 static Indentor INDENT; QString jni_signature(const AbstractMetaFunction *function, JNISignatureFormat format) { QString returned = "("; AbstractMetaArgumentList arguments = function->arguments(); foreach (const AbstractMetaArgument *argument, arguments) { if (!function->argumentRemoved(argument->argumentIndex() + 1)) { QString modified_type = function->typeReplaced(argument->argumentIndex()+1); if (modified_type.isEmpty()) returned += jni_signature(argument->type(), format); else returned += jni_signature(modified_type, format); } } returned += ")"; QString modified_type = function->typeReplaced(0); if (modified_type.isEmpty()) returned += jni_signature(function->type(), format); else returned += jni_signature(modified_type, format); return returned; } QString jni_signature(const QString &_full_name, JNISignatureFormat format) { QString signature; QString full_name = _full_name; if (full_name.endsWith("[]")) { full_name.chop(2); signature = "["; } int start = 0, end = -1; while ( (start = full_name.indexOf("<")) >= 0 && (end = full_name.indexOf(">")) >= 0 ) { full_name.remove(start, end - start + 1); } static QHash<QString, QString> table; if (table.isEmpty()) { table["boolean"] = "Z"; table["byte"] = "B"; table["char"] = "C"; table["short"] = "S"; table["int"] = "I"; table["long"] = "J"; table["float"] = "F"; table["double"] = "D"; } if (format == Underscores) signature.replace("[", "_3"); if (table.contains(full_name)) { signature += table[full_name]; } else if (format == Underscores) { signature.replace("[", "_3"); signature += "L"; signature += QString(full_name).replace("_", "_1").replace('.', '_').replace("$", "_00024"); signature += "_2"; } else { signature += "L"; signature += QString(full_name).replace('.', '/'); signature += ";"; } return signature; } QString jni_signature(const AbstractMetaType *java_type, JNISignatureFormat format) { if (!java_type) return "V"; if (java_type->isArray()) { return "_3" + jni_signature(java_type->arrayElementType(), format); } else if (java_type->isNativePointer()) { if (format == Underscores) return "Lcom_trolltech_qt_QNativePointer_2"; else return "Lcom/trolltech/qt/QNativePointer;"; } else if (java_type->isIntegerEnum() || java_type->isIntegerFlags() || (format == Underscores && (java_type->isEnum() || java_type->isFlags()))) { return "I"; } else if (java_type->isThread()) { if (format == Underscores) return "Ljava_lang_Thread_2"; else return "Ljava/lang/Thread;"; } QString name = java_type->name(); if (java_type->isObject()) { if (const InterfaceTypeEntry *ie = static_cast<const ObjectTypeEntry *>(java_type->typeEntry())->designatedInterface()) name = ie->targetLangName(); } else if (java_type->isTargetLangEnum()) { const EnumTypeEntry *et = static_cast<const EnumTypeEntry *>(java_type->typeEntry()); name = et->javaQualifier() + "$" + et->targetLangName(); } else if (java_type->isTargetLangFlags()) { const FlagsTypeEntry *ft = static_cast<const FlagsTypeEntry *>(java_type->typeEntry()); name = ft->originator()->javaQualifier() + "$" + ft->targetLangName(); } return jni_signature( (java_type->package().isEmpty() ? QString() : java_type->package() + ".") + name, format); } static QHash<QString, QString> table; QString default_return_statement_qt(const AbstractMetaType *java_type, Generator::Option options = Generator::NoOption) { QString returnStr = ((options & Generator::NoReturnStatement) == 0 ? "return" : ""); if (!java_type) return returnStr; if (table.isEmpty()) { table["bool"] = "false"; table["byte"] = "0"; table["char"] = "0"; table["short"] = "0"; table["int"] = "0"; table["long"] = "0"; table["float"] = "0f"; table["double"] = "0.0"; table["java.lang.Object"] = "0"; } QString signature = table.value(java_type->typeEntry()->targetLangName()); if (!signature.isEmpty()) return returnStr + " " + signature; Q_ASSERT(!java_type->isPrimitive()); if (java_type->isJObjectWrapper()) return returnStr + " JObjectWrapper()"; if (java_type->isVariant()) return returnStr + " QVariant()"; if (java_type->isTargetLangString()) return returnStr + " QString()"; if (java_type->isTargetLangChar()) return returnStr + " QChar()"; else if (java_type->isEnum()) return returnStr + " " + java_type->typeEntry()->name() + "(0)"; else if (java_type->isContainer() && ((ContainerTypeEntry *)java_type->typeEntry())->type() == ContainerTypeEntry::StringListContainer) return returnStr + " " + java_type->typeEntry()->name() + "()"; else if (java_type->isValue() || java_type->isContainer()) return returnStr + " " + java_type->cppSignature() + "()"; else return returnStr + " 0"; } QString default_return_statement_java(const AbstractMetaType *java_type) { if (!java_type) return "return"; if (java_type->isArray()) return "return null"; if (table.isEmpty()) { table["boolean"] = "false"; table["byte"] = "0"; table["char"] = "0"; table["short"] = "0"; table["int"] = "0"; table["long"] = "0"; table["float"] = "0f"; table["double"] = "0.0"; table["java.lang.Object"] = "0"; } QString signature = table.value(java_type->typeEntry()->targetLangName()); if (!signature.isEmpty()) return "return " + signature; Q_ASSERT(!java_type->isPrimitive()); return "return 0"; } /* Used to decide how which of the Call[Xxx]Method functions to call */ QByteArray jniTypeName(const QString &name) { static QHash<QString, const char *> table; if (table.isEmpty()) { table["jboolean"] = "Boolean"; table["jbyte"] = "Byte"; table["jchar"] = "Char"; table["jshort"] = "Short"; table["jint"] = "Int"; table["jlong"] = "Long"; table["jfloat"] = "Float"; table["jdouble"] = "Double"; table["jobject"] = "Object"; } return table[name]; } QByteArray jniName(const QString &name) { TypeEntry *entry = TypeDatabase::instance()->findType(name); if (entry) return entry->name().toLatin1(); else return "void *"; } QString CppImplGenerator::jniReturnName(const AbstractMetaFunction *java_function, uint options, bool d_export) { AbstractMetaType *f_type = java_function->type(); QString return_type = translateType(f_type, EnumAsInts, d_export); QString new_return_type = java_function->typeReplaced(0); if (!new_return_type.isEmpty()) { if(f_type && f_type->isPrimitive()) { if (d_export) return_type = new_return_type; } else return_type = jniName(new_return_type); } // qtd if (f_type) { if (f_type->name() == "QModelIndex" || f_type->typeEntry()->isStructInD()) return_type = "void"; else if (f_type->isObject() || f_type->isReference() || f_type->isValue() || f_type->isQObject()) return_type = "void*"; if (f_type->isVariant()) return_type = "void*"; } if (options & CppImplGenerator::ExternC && java_function->isConstructor()) return_type = "void*"; if (options & CppImplGenerator::ExternC && f_type) if (f_type->isTargetLangString() || f_type->typeEntry()->isContainer()) return_type = "void"; // qtd end return return_type; } QString CppImplGenerator::jniReturnType(const AbstractMetaType *f_type, uint options) { QString return_type = translateType(f_type, EnumAsInts); // qtd if (f_type) { if (f_type->typeEntry()->isStructInD()) return_type = f_type->typeEntry()->qualifiedCppName(); else if (f_type->isObject() || f_type->isReference() || f_type->isValue() || f_type->isQObject()) return_type = "void*"; if (f_type->isVariant()) return_type = "void*"; } if (options & CppImplGenerator::ExternC && f_type) if (f_type->isTargetLangString()) return_type = "void"; // qtd end return return_type; } QByteArray jniTypeName(const AbstractMetaType *java_type) { if (!java_type) { return "Void"; } else if (java_type->isTargetLangChar()) { return "Char"; } else if (java_type->isPrimitive()) { return jniTypeName(java_type->typeEntry()->jniName()); } else if (java_type->isIntegerEnum() || java_type->isIntegerFlags()) { return "Int"; } else { return "Object"; } } QByteArray newXxxArray(const AbstractMetaType *java_type) { return "New" + jniTypeName(java_type) + "Array"; } QByteArray setXxxArrayElement(const AbstractMetaType *java_type) { Q_ASSERT(java_type); return "Set" + jniTypeName(java_type) + "ArrayElement"; } QByteArray getXxxArrayElement(const AbstractMetaType *java_type) { Q_ASSERT(java_type); return "Get" + jniTypeName(java_type) + "ArrayElement"; } QByteArray getXxxArrayRegion(const AbstractMetaType *java_type) { Q_ASSERT(java_type); return "Get" + jniTypeName(java_type) + "ArrayRegion"; } QByteArray setXxxArrayRegion(const AbstractMetaType *java_type) { Q_ASSERT(java_type); return "Set" + jniTypeName(java_type) + "ArrayRegion"; } QByteArray callXxxMethod(const AbstractMetaType *java_type) { return "Call" + jniTypeName(java_type) + "Method"; } QByteArray callXxxMethod(const QString &name) { TypeEntry *entry = TypeDatabase::instance()->findType(name); if (entry && entry->isPrimitive()) return "Call" + jniTypeName(entry->jniName()) + "Method"; else return "CallObjectMethod"; } QString jni_function_signature(QString package, QString class_name, const QString &function_name, const QString &return_type, const QString &mangled_arguments = QString(), uint options = CppImplGenerator::StandardJNISignature) { QString s; if (options & CppImplGenerator::ExternC) s += "extern \"C\" DLL_PUBLIC "; /* qtd if (options & CppImplGenerator::JNIExport) s += "Q_DECL_EXPORT "; */ if (options & CppImplGenerator::ReturnType) s += return_type + " "; else s += "void "; /* qtd if (options & CppImplGenerator::JNIExport) s += "JNICALL QTJAMBI_FUNCTION_PREFIX("; s += "Java_"; s += package.replace(".", "_"); // qtd .replace("_", "_1") s += '_'; s += class_name; // qtd .replace("_", "_1"); s += '_'; */ s += QString(function_name); //.replace("_", "_1"); // s += mangled_arguments; /* qtd if (options & CppImplGenerator::JNIExport) s += ")"; */ return s; } QString CppImplGenerator::fileNameForClass(const AbstractMetaClass *java_class) const { return QString("%1_shell.cpp").arg(java_class->name()); } void CppImplGenerator::writeSignalFunction(QTextStream &s, const AbstractMetaFunction *signal, const AbstractMetaClass *cls, int pos) { writeFunctionSignature(s, signal, cls, signalWrapperPrefix(), Option(OriginalName | OriginalTypeDescription), "QtJambi_SignalWrapper_"); s << endl << "{" << endl; { AbstractMetaArgumentList arguments = signal->arguments(); Indentation indent(INDENT); if (arguments.size() > 0) s << INDENT << "jvalue arguments[" << arguments.size() << "];" << endl; else s << INDENT << "jvalue *arguments = 0;" << endl; s << INDENT << "JNIEnv *__jni_env = qtjambi_current_environment();" << endl << INDENT << "__jni_env->PushLocalFrame(100);" << endl; for (int i=0; i<arguments.size(); ++i) { const AbstractMetaArgument *argument = arguments.at(i); writeQtToJava(s, argument->type(), argument->indexedName(), "__java_" + argument->indexedName(), signal, argument->argumentIndex() + 1, BoxedPrimitive); s << INDENT << "arguments[" << i << "].l = __java_" << argument->indexedName() << ";" << endl; } s << INDENT << "qtjambi_call_java_signal(__jni_env, m_signals[" << pos << "], arguments);" << endl; s << INDENT << "__jni_env->PopLocalFrame(0);" << endl; if (signal->type() != 0) s << INDENT << default_return_statement_qt(signal->type()) << ";" << endl; } s << "}" << endl << endl; if (signal->implementingClass() == signal->ownerClass()) writeFinalFunction(s, signal, cls); } bool CppImplGenerator::hasCustomDestructor(const AbstractMetaClass *java_class) const { return !java_class->isQObject() && !java_class->typeEntry()->isValue(); } void CppImplGenerator::writeInterfaceCasts(QTextStream &s, const AbstractMetaClass *java_class) { // pointers to native interface objects for classes that implement interfaces // initializing AbstractMetaClassList interfaces = java_class->interfaces(); if (!interfaces.isEmpty()) { for (int i=0; i<interfaces.size(); ++i) { AbstractMetaClass *iface = interfaces.at(i); // in case of renamed class InterfaceTypeEntry *ite = static_cast<InterfaceTypeEntry*>(iface->typeEntry()); QString real_name = ite->origin()->qualifiedCppName(); s << "extern \"C\" DLL_PUBLIC " << real_name << "* qtd_" << java_class->name() << "_cast_to_" << iface->qualifiedCppName() << "(" << java_class->qualifiedCppName() << " *ptr)" << endl << "{" << endl; Indentation indent(INDENT); s << INDENT << "return dynamic_cast<" << real_name << "*>(ptr);" << endl; s << "}" << endl << endl; } } } void CppImplGenerator::writeInitCallbacks(QTextStream &s, const AbstractMetaClass *java_class) { QString initArgs = "pfunc_abstr *virts"; if (java_class->isQObject()) initArgs += ", pfunc_abstr *sigs, pfunc_abstr qobj_del"; s << "extern \"C\" DLL_PUBLIC void qtd_" << java_class->name() << QString("_initCallBacks(%1) {").arg(initArgs) << endl; // virtual functions handlers AbstractMetaFunctionList virtualFunctions = java_class->virtualFunctions(); for (int pos = 0; pos<virtualFunctions.size(); ++pos) { const AbstractMetaFunction *function = virtualFunctions.at(pos); if (!notWrappedYet(function)) { // qtd2 s << " " << function->marshalledName() << "_dispatch = " "(pf" << function->marshalledName() << "_dispatch) virts[" << pos << "];" << endl; } } // D-side signal callbacks if (java_class->isQObject()) { s << " qtd_" << java_class->name() << "_qt_metacall_dispatch = (QtMetacallCallback)sigs[0];" << endl << " qtd_" << java_class->name() << "_metaObject_dispatch = (MetaObjectCallback)sigs[1];" << endl; } s << "}" << endl; } void CppImplGenerator::write(QTextStream &s, const AbstractMetaClass *java_class) { bool shellClass = java_class->generateShellClass(); // Includes writeExtraIncludes(s, java_class); bool shellInclude = (java_class->generateShellClass() || java_class->queryFunctions(AbstractMetaClass::Signals | AbstractMetaClass::Visible | AbstractMetaClass::NotRemovedFromShell).size() > 0); // need to include QPainter for all widgets... { const AbstractMetaClass *qwidget = java_class; while (qwidget && qwidget->name() != "QWidget") { qwidget = qwidget->baseClass(); } if (qwidget) s << "#include <QPainter>" << endl << endl; } /* #if defined(QTJAMBI_DEBUG_TOOLS) s << "#include <qtjambidebugtools_p.h>" << endl << endl; #endif */ if (shellInclude) s << "#include \"" << java_class->name() << "_shell" << ".h\"" << endl; /* qtd if (java_class->isQObject()) s << "#include <qtdynamicmetaobject.h>" << endl; */ if (java_class->isQObject()) s << "#include <QObjectEntity.h>" << endl; s << "#include <iostream>" << endl; Include inc = java_class->typeEntry()->include(); if (!inc.name.isEmpty()) { s << "#include "; if (inc.type == Include::IncludePath) s << "<"; else s << "\""; s << inc.name; if (inc.type == Include::IncludePath) s << ">"; else s << "\""; s << endl; } s << endl; // qtd s << "#include \"qtd_core.h\"" << endl << "#include \"ArrayOpsPrimitive.h\"" << endl << "#include \"ArrayOps_qt_core.h\"" << endl; // qtd2 hack!! if (java_class->package() == "qt.svg") s << "#include \"ArrayOps_qt_gui.h\"" << endl; QString pkg_name = QString(java_class->package()).replace(".", "_"); s << QString("#include \"ArrayOps_%1.h\"").arg(pkg_name) << endl; s << endl; writeInterfaceCasts(s, java_class); /* qtd2 writeShellSignatures(s, java_class); writeDefaultConstructedValues(s, java_class); if (hasCustomDestructor(java_class)) */ if (!java_class->isQObject()) writeFinalDestructor(s, java_class); if (java_class->isQObject()) { writeQObjectEntity(s, java_class); writeSignalsHandling(s, java_class); } if (shellClass) { foreach (AbstractMetaFunction *function, java_class->functions()) { if (function->isConstructor() && !function->isPrivate()) writeShellConstructor(s, function); } writeShellDestructor(s, java_class); if (!java_class->isQObject() && java_class->hasVirtualFunctions()) writeQtdEntityFunction(s, java_class); if (java_class->isQObject()) writeQObjectFunctions(s, java_class); // Virtual overrides s << "// Virtual overrides" << endl; AbstractMetaFunctionList virtualFunctions = java_class->virtualFunctions(); for (int pos = 0; pos<virtualFunctions.size(); ++pos) { const AbstractMetaFunction *function = virtualFunctions.at(pos); // qtd writeShellFunction(s, function, java_class, pos); writeShellVirtualFunction(s, function, java_class, pos); } if (cpp_shared) writeInitCallbacks(s, java_class); // Functions in shell class s << "// Functions in shell class" << endl; AbstractMetaFunctionList shellFunctions = java_class->nonVirtualShellFunctions(); for (int i=0; i<shellFunctions.size(); ++i) { const AbstractMetaFunction *function = shellFunctions.at(i); writeShellFunction(s, function, java_class, -1); } // Write public overrides for functions that are protected in the base class // so they can be accessed from the native callback s << "// public overrides for functions that are protected in the base class" << endl; AbstractMetaFunctionList public_override_functions = java_class->publicOverrideFunctions(); foreach (AbstractMetaFunction *function, public_override_functions) { if(notWrappedYet(function)) continue; writePublicFunctionOverride(s, function, java_class); } // Write virtual function overries used to decide on static/virtual calls s << "// Write virtual function overries used to decide on static/virtual calls" << endl; AbstractMetaFunctionList virtual_functions = java_class->virtualOverrideFunctions(); foreach (const AbstractMetaFunction *function, virtual_functions) { if(notWrappedYet(function)) continue; writeVirtualFunctionOverride(s, function, java_class); } } writeExtraFunctions(s, java_class); /* qtd2 writeToStringFunction(s, java_class); if (java_class->hasCloneOperator()) { writeCloneFunction(s, java_class); } */ // Signals emitters AbstractMetaFunctionList signal_functions = signalFunctions(java_class, false); for (int i=0; i<signal_functions.size(); ++i) { const AbstractMetaFunction *function = signal_functions.at(i); if(!function->isPrivate()) writeFinalFunction(s, signal_functions.at(i), java_class); } s << "// ---externC---" << endl; // Native callbacks (all java functions require native callbacks) AbstractMetaFunctionList class_funcs = java_class->functionsInTargetLang(); foreach (AbstractMetaFunction *function, class_funcs) { if (!function->isEmptyFunction()) writeFinalFunction(s, function, java_class); } s << "// ---externC---end" << endl; class_funcs = java_class->queryFunctions(AbstractMetaClass::NormalFunctions | AbstractMetaClass::AbstractFunctions | AbstractMetaClass::NotRemovedFromTargetLang); foreach (AbstractMetaFunction *function, class_funcs) { if (function->implementingClass() != java_class) { writeFinalFunction(s, function, java_class); } } // Field accessors s << "// Field accessors" << endl; foreach (AbstractMetaField *field, java_class->fields()) { if (field->wasPublic() || (field->wasProtected() && !java_class->isFinal())) writeFieldAccessors(s, field); } /* s << "// writeFromNativeFunction" << endl; writeFromNativeFunction(s, java_class); if (java_class->isQObject()) writeOriginalMetaObjectFunction(s, java_class); if (java_class->typeEntry()->isValue()) writeFromArrayFunction(s, java_class); // generate the __qt_cast_to_Xxx functions if (!java_class->isNamespace() && !java_class->isInterface()) { AbstractMetaClassList interfaces = java_class->interfaces(); foreach (AbstractMetaClass *iface, interfaces) writeInterfaceCastFunction(s, java_class, iface); } writeSignalInitialization(s, java_class); */ // qtd writeJavaLangObjectOverrideFunctions(s, java_class); if (java_class->typeEntry()->isValue()) writeValueFunctions(s, java_class); if (java_class->isQObject()) { s << endl << endl << "extern \"C\" DLL_PUBLIC void* qtd_" << java_class->name() << "_staticMetaObject() {" << endl << " return (void*)&" << java_class->name() << "::staticMetaObject;" << endl << "}" << endl; } if (java_class->typeEntry()->isValue()) { if (!java_class->typeEntry()->hasPrivateCopyConstructor()) // can do a copy if we have a public ctor or don't have any { QString argName = "orig"; s << endl << endl << "extern \"C\" DLL_PUBLIC void qtd_" << java_class->name() << "_placed_copy(void* " << argName << ", void* place) {" << endl << QString(" const %1& __qt_%2 = (const %1& ) *(%1 *)%2;").arg(shellClassName(java_class)).arg(argName) << endl << QString(" %1 *result = new (place) %1 (__qt_%2);").arg(java_class->qualifiedCppName()).arg(argName) << endl; // writeFinalConstructor(s, ctor, "result", "original", "(place)"); s << "}"; s << endl << endl << "extern \"C\" DLL_PUBLIC void* qtd_" << java_class->name() << "_native_copy(void* " << argName << ") {" << endl << QString(" const %1& __qt_%2 = (const %1& ) *(%1 *)%2;").arg(shellClassName(java_class)).arg(argName) << endl << QString(" %1 *result = new %1 (__qt_%2);").arg(java_class->qualifiedCppName()).arg(argName) << endl << " return result;" << endl; s << "}"; } } s << endl << endl; priGenerator->addSource(java_class->package(), fileNameForClass(java_class)); } void CppImplGenerator::writeValueFunctions(QTextStream &s, const AbstractMetaClass *java_class) { s << QString("extern \"C\" DLL_PUBLIC bool qtd_%1_QTypeInfo_isComplex() { return (bool) QTypeInfo<%2>::isComplex; }\n").arg(java_class->name()).arg(java_class->qualifiedCppName()); s << QString("extern \"C\" DLL_PUBLIC bool qtd_%1_QTypeInfo_isStatic() { return (bool) QTypeInfo<%2>::isStatic; }\n").arg(java_class->name()).arg(java_class->qualifiedCppName()); s << QString("extern \"C\" DLL_PUBLIC bool qtd_%1_QTypeInfo_isLarge() { return (bool) QTypeInfo<%2>::isLarge; }\n").arg(java_class->name()).arg(java_class->qualifiedCppName()); s << QString("extern \"C\" DLL_PUBLIC bool qtd_%1_QTypeInfo_isPointer() { return (bool) QTypeInfo<%2>::isPointer; }\n").arg(java_class->name()).arg(java_class->qualifiedCppName()); s << QString("extern \"C\" DLL_PUBLIC bool qtd_%1_QTypeInfo_isDummy() { return (bool) QTypeInfo<%2>::isDummy; }\n").arg(java_class->name()).arg(java_class->qualifiedCppName()); } void CppImplGenerator::writeVirtualDispatchFunction(QTextStream &s, const AbstractMetaFunction *function, bool d_export) { uint options2 = ReturnType | ExternC; QString return_type = jniReturnName(function, options2); QString f_name = function->marshalledName() + "_dispatch"; if(!d_export) s << "extern \"C\" "; if (!cpp_shared || d_export) { s << return_type << " " << f_name; writeVirtualDispatchArguments(s, function, d_export); if(!d_export) s << ";"; } else if (cpp_shared) { s << "typedef " << return_type << " " << "(*pf" << f_name << ")"; writeVirtualDispatchArguments(s, function, false); s << ";" << endl << "pf" << f_name << " " << f_name << ";"; } s << endl; } void CppImplGenerator::writeShellVirtualFunction(QTextStream &s, const AbstractMetaFunction *function, const AbstractMetaClass *implementor, int id) { // ---------------------------- if(notWrappedYet(function)) return; AbstractMetaType *f_type = function->type(); QString new_return_type = function->typeReplaced(0); bool has_function_type = ((f_type != 0 || !new_return_type.isEmpty()) && new_return_type != "void"); writeVirtualDispatchFunction(s, function); writeFunctionSignature(s, function, implementor, QString(), OriginalName); s << endl << "{" << endl; Option options = NoOption; Indentation indent(INDENT); //bool static_call = !(options & VirtualCall); //s << "std::cout << \"entering " << function->marshalledName() << " \\n\"; " << endl; if (f_type) { if (f_type->isTargetLangString()) s << INDENT << "DArray ret_str;" << endl; if (f_type->name() == "QModelIndex") s << INDENT << "QModelIndexAccessor __d_return_value;" << endl; else if (f_type->typeEntry()->isStructInD()) s << INDENT << f_type->typeEntry()->qualifiedCppName() << " __d_return_value;" << endl; if (f_type->isContainer()) { if (isNativeContainer(f_type)) { s << INDENT; writeTypeInfo(s, f_type, ForceValueType); s << "__d_return_value;" << endl; } else s << INDENT << "void* __d_return_value;" << endl << INDENT << "size_t __d_return_value_size;" << endl; } } AbstractMetaArgumentList arguments = function->arguments(); foreach (AbstractMetaArgument *argument, arguments) { if (!function->argumentRemoved(argument->argumentIndex()+1)) { AbstractMetaType *atype = argument->type(); if (!atype->isPrimitive() || !function->conversionRule(TypeSystem::NativeCode, argument->argumentIndex()+1).isEmpty()) { if(atype->isContainer()) { QString arg_name = argument->indexedName(); if(!isNativeContainer(atype)) writeQtToJava(s, argument->type(), arg_name, "__d_" + arg_name, function, argument->argumentIndex() + 1, Option(VirtualDispatch)); } } } } if ((options & NoReturnStatement) == 0) s << INDENT; /* qtd if (function->isAbstract() && static_call) { s << default_return_statement_qt(function->type(), options) << ";" << endl; } else */ { if (f_type) { if (f_type->isTargetLangString() || f_type->isContainer()) ; else if ((f_type->isValue() && !f_type->typeEntry()->isStructInD()) || f_type->isVariant() ) s << f_type->name() << " *__qt_return_value = (" << f_type->name() << "*) "; else if (f_type->isObject() || f_type->isQObject()) s << "return (" << f_type->name() <<"*) "; else if (f_type->name() == "QModelIndex" || f_type->typeEntry()->isStructInD()) ; else if ((options & NoReturnStatement) == 0) s << "return "; if (f_type->isEnum() || f_type->isFlags()) s << "(" << f_type->typeEntry()->qualifiedCppName() <<") "; } s << function->marshalledName() << "_dispatch(" << "this->dId"; if (f_type) { if (f_type->isTargetLangString()) s << ", &ret_str"; if (f_type->name() == "QModelIndex" || f_type->typeEntry()->isStructInD()) s << ", &__d_return_value"; // TODO should both be refactored into isNativeType function if (f_type->isContainer()) { if ( ((const ContainerTypeEntry *)f_type->typeEntry())->isQList() ) s << ", &__d_return_value"; else s << ", &__d_return_value, &__d_return_value_size"; } } if (function->arguments().size() > 0) s << ", "; writeFunctionCallArguments(s, function, QString(), Option(options | ForceEnumCast | SkipRemovedArguments | ExcludeConst | VirtualDispatch)); s << ");" << endl; //s << "std::cout << \"leaving " << function->marshalledName() << " \\n\"; " << endl; if (f_type) { if (f_type->name() == "QModelIndex") { s << INDENT << "QModelIndex __qt_return_value = qtd_to_QModelIndex( __d_return_value );" << endl; #ifdef Q_OS_WIN32 s << "qtd_dummy();" << endl; // hack!!! #endif s << INDENT << "return __qt_return_value;" << endl; } else if (f_type->typeEntry()->isStructInD()) s << INDENT << "return __d_return_value;" << endl; if (f_type->isContainer()) { if (isNativeContainer(f_type)) s << INDENT << "return __d_return_value;" << endl; else { writeJavaToQt(s, f_type, "__qt_return_value", "__d_return_value", function, 0, GlobalRefJObject); s << INDENT << "return __qt_return_value;" << endl; } } if (f_type->isTargetLangString()) s << INDENT << "return " << "QString::fromUtf8((const char*) ret_str.ptr, ret_str.length);" << endl; if ( ( f_type->isValue() && !f_type->typeEntry()->isStructInD() ) || f_type->isVariant() ) s << INDENT << "return " << f_type->name() << "(*__qt_return_value);" << endl; //" __qt_return_value = "; } } s << "}" << endl << endl; // ---------------------------- } void CppImplGenerator::writeVirtualDispatchArguments(QTextStream &s, const AbstractMetaFunction *d_function, bool d_export) { uint nativeArgCount = 0; AbstractMetaType *ret_type = d_function->type(); s << "(void *d_entity"; if (ret_type) { if (ret_type->isTargetLangString()) { if (d_export) s << ", string* ret_str"; else s << ", DArray* ret_str"; } if (ret_type->name() == "QModelIndex") s << ", QModelIndexAccessor *__d_return_value"; else if(ret_type->typeEntry()->isStructInD()) s << ", " << ret_type->typeEntry()->qualifiedCppName() << " *__d_return_value"; if (ret_type->isContainer()) { if(isNativeContainer(ret_type)) { if(d_export) s << ", " << DGenerator::translateType(ret_type, d_function->ownerClass(), NoOption) << "* __d_arr"; else s << ", void * __d_arr"; } else s << ", void** __d_arr_ptr, size_t* __d_arr_size"; } } if (d_function->arguments().size() > 0) s << ", "; // the function arguments AbstractMetaArgumentList arguments = d_function->arguments(); foreach (const AbstractMetaArgument *argument, arguments) { if (!d_function->argumentRemoved(argument->argumentIndex() + 1)) { if (nativeArgCount > 0) s << "," << " "; AbstractMetaType *d_type = argument->type(); QString arg_name = argument->indexedName(); if (d_type->name() == "QModelIndex") s << "QModelIndexAccessor" << QString(d_type->actualIndirections(), '*') << " " << arg_name; else if (d_type->isContainer()) { if ( isNativeContainer(d_type) ) s << "void* "; else if (d_export) s << DGenerator::translateType(d_type, d_function->ownerClass(), NoOption) << "* "; else s << "DArray* "; s << arg_name; } else if (d_type->typeEntry()->isStructInD()) s << d_type->typeEntry()->qualifiedCppName() << QString(d_type->actualIndirections(), '*') << " " << arg_name; else if (d_type->isTargetLangString()) { if (d_export) s << "wchar* "; else s << "const unsigned short* "; s << QString("%1, int %1_size").arg(arg_name); } else { if(d_type->isVariant()) s << "void*"; else if (!d_type->hasNativeId()) { const ComplexTypeEntry *ctype = static_cast<const ComplexTypeEntry *>(d_type->typeEntry()); if(d_type->typeEntry()->isObject() && ctype->isAbstract() && d_export) { QString d_name = d_type->typeEntry()->qualifiedCppName(); s << d_name + "_ConcreteWrapper" + QString(d_type->indirections(),'*'); } else s << translateType(d_type, EnumAsInts, d_export); } else s << "void*"; s << " " << argument->indexedName(); } nativeArgCount++; } } s << ")"; } void CppImplGenerator::writeJavaLangObjectOverrideFunctions(QTextStream &s, const AbstractMetaClass *cls) { if (cls->hasHashFunction()) { AbstractMetaFunctionList hashcode_functions = cls->queryFunctionsByName("hashCode"); bool found = false; foreach (const AbstractMetaFunction *function, hashcode_functions) { if (function->actualMinimumArgumentCount() == 0) { found = true; break; } } if (!found) { s << endl << INDENT << jni_function_signature(cls->package(), cls->name(), "__qt_hashCode", "jint") << "(JNIEnv *__jni_env, jobject, jlong __this_nativeId)" << endl << INDENT << "{" << endl; { Indentation indent(INDENT); s << INDENT << "Q_UNUSED(__jni_env);" << endl << INDENT << cls->qualifiedCppName() << " *__qt_this = (" << cls->qualifiedCppName() << " *) qtjambi_from_jlong(__this_nativeId);" << endl << INDENT << "QTJAMBI_EXCEPTION_CHECK(__jni_env);" << endl << INDENT << "Q_ASSERT(__qt_this);" << endl << INDENT << "return qHash(*__qt_this);" << endl; } s << INDENT << "}" << endl; } } // Qt has a standard toString() conversion in QVariant? QVariant::Type type = QVariant::nameToType(cls->qualifiedCppName().toLatin1()); if (QVariant(type).canConvert(QVariant::String) && !cls->hasToStringCapability()) { AbstractMetaFunctionList tostring_functions = cls->queryFunctionsByName("toString"); bool found = false; foreach (const AbstractMetaFunction *function, tostring_functions) { if (function->actualMinimumArgumentCount() == 0) { found = true; break; } } if (!found) { s << endl << INDENT << jni_function_signature(cls->package(), cls->name(), "__qt_toString", "jstring") << "(JNIEnv *__jni_env, jobject, jlong __this_nativeId)" << endl << INDENT << "{" << endl; { Indentation indent(INDENT); s << INDENT << cls->qualifiedCppName() << " *__qt_this = (" << cls->qualifiedCppName() << " *) qtjambi_from_jlong(__this_nativeId);" << endl << INDENT << "QTJAMBI_EXCEPTION_CHECK(__jni_env);" << endl << INDENT << "Q_ASSERT(__qt_this);" << endl << INDENT << "return qtjambi_from_qstring(__jni_env, QVariant(*__qt_this).toString());" << endl; } s << INDENT << "}" << endl; } } } void CppImplGenerator::writeExtraFunctions(QTextStream &s, const AbstractMetaClass *java_class) { const ComplexTypeEntry *class_type = java_class->typeEntry(); Q_ASSERT(class_type); CodeSnipList code_snips = class_type->codeSnips(); foreach (const CodeSnip &snip, code_snips) { if (snip.language == TypeSystem::ShellCode || snip.language == TypeSystem::NativeCode) { snip.formattedCode(s, INDENT) << endl; } } } void CppImplGenerator::writeToStringFunction(QTextStream &s, const AbstractMetaClass *java_class) { FunctionModelItem fun = java_class->hasToStringCapability(); bool core = java_class->package() == QLatin1String("qt.core"); bool qevent = false; const AbstractMetaClass *cls = java_class; while (cls) { if (cls->name() == "QEvent") { qevent = true; fun = cls->hasToStringCapability(); break; } cls = cls->baseClass(); } if (!java_class->hasDefaultToStringFunction() && fun && !(qevent && core)) { int indirections = fun->arguments().at(1)->type().indirections(); QString deref = QLatin1String(indirections == 0 ? "*" : ""); s << endl; s << "#include <QDebug>" << endl; s << jni_function_signature(java_class->package(), java_class->name(), "__qt_toString", "jstring") << "(JNIEnv *__jni_env, jobject, jlong __this_nativeId)" << endl << INDENT << "{" << endl; { Indentation indent(INDENT); s << INDENT << java_class->qualifiedCppName() << " *__qt_this = (" << java_class->qualifiedCppName() << " *) qtjambi_from_jlong(__this_nativeId);" << endl << INDENT << "QTJAMBI_EXCEPTION_CHECK(__jni_env);" << endl << INDENT << "Q_ASSERT(__qt_this);" << endl << INDENT << "QString res;" << endl << INDENT << "QDebug d(&res);" << endl << INDENT << "d << " << deref << "__qt_this;" << endl; s << INDENT << "return qtjambi_from_qstring(__jni_env, res);" << endl; } s << INDENT << "}" << endl << endl; } } void CppImplGenerator::writeCloneFunction(QTextStream &s, const AbstractMetaClass *java_class) { s << endl << jni_function_signature(java_class->package(), java_class->name(), "__qt_clone", "jobject") << endl << "(JNIEnv *__jni_env, jobject, jlong __this_nativeId)" << endl << INDENT << "{" << endl; { Indentation indent(INDENT); s << INDENT << java_class->qualifiedCppName() << " *__qt_this = (" << java_class->qualifiedCppName() << " *) qtjambi_from_jlong(__this_nativeId);" << endl << INDENT << "QTJAMBI_EXCEPTION_CHECK(__jni_env);" << endl << INDENT << "Q_ASSERT(__qt_this);" << endl << INDENT << java_class->qualifiedCppName() << " *res = __qt_this;" << endl << INDENT << "return qtjambi_from_object(__jni_env, res, \"" << java_class->name() << "\", \"" << java_class->package().replace(".", "/") << "/\", true);" << endl; } s << INDENT << "}" << endl << endl; } void CppImplGenerator::writeShellSignatures(QTextStream &s, const AbstractMetaClass *java_class) { bool has_constructors = java_class->hasConstructors(); // Write the function names... if (has_constructors && java_class->hasVirtualFunctions()) { AbstractMetaFunctionList virtual_functions = java_class->virtualFunctions(); { Indentation indent(INDENT); int pos = -1; foreach (AbstractMetaFunction *function, virtual_functions) { ++pos; if (pos == 0) s << "static const char *qtjambi_method_names[] = {"; else s << ","; s << endl << "/* " << QString("%1").arg(QString::number(pos), 3) << " */ " << "\"" << function->name() << "\""; } if (pos >= 0) s << endl << "};" << endl << endl; else s << "static const char **qtjambi_method_names = 0;" << endl; } // Write the function signatures { Indentation indent(INDENT); int pos = -1; foreach (AbstractMetaFunction *function, virtual_functions) { ++pos; if (pos == 0) s << "static const char *qtjambi_method_signatures[] = {"; else s << ","; s << endl << "/* " << QString("%1").arg(QString::number(pos), 3) << " */ " << "\"" << jni_signature(function, SlashesAndStuff) << "\""; } if (pos >= 0) s << endl << "};" << endl; else s << "static const char **qtjambi_method_signatures = 0;" << endl; s << "static const int qtjambi_method_count = " << QString::number(pos + 1) << ";" << endl << endl; } } if (has_constructors && java_class->hasInconsistentFunctions()) { AbstractMetaFunctionList inconsistents = java_class->cppInconsistentFunctions(); // Write the inconsistent function names... { Indentation indent(INDENT); s << "static const char *qtjambi_inconsistent_names[] = {"; for (int i=0; i<inconsistents.size(); ++i) { if (i != 0) s << ","; s << endl << INDENT << "\"" << inconsistents.at(i)->name() << "\""; } s << endl << "};" << endl << endl; } // Write the function signatures { Indentation indent(INDENT); s << "static const char *qtjambi_inconsistent_signatures[] = {"; for (int i=0; i<inconsistents.size(); ++i) { const AbstractMetaFunction *function = inconsistents.at(i); if (i != 0) s << ","; s << endl << INDENT << "\"" << jni_signature(function, SlashesAndStuff) << "\""; } s << endl << "};" << endl << endl; } s << "static const int qtjambi_inconsistent_count = " << inconsistents.size() << ";" << endl << endl; } AbstractMetaFunctionList signal_functions = java_class->cppSignalFunctions(); if (signal_functions.size()) { Indentation indent(INDENT); s << "static const char *qtjambi_signal_names[] = {"; for (int i=0; i<signal_functions.size(); ++i) { if (i != 0) s << ","; const AbstractMetaFunction *f = signal_functions.at(i); QString signalName = f->name(); s << endl << INDENT << "\"" << signalName << "\""; } s << endl << "};" << endl << endl; s << "static const int qtjambi_signal_argumentcounts[] = {"; for (int i=0; i<signal_functions.size(); ++i) { if (i != 0) s << ","; s << endl << INDENT << signal_functions.at(i)->arguments().count(); } s << endl << "};" << endl << endl; s << "static const int qtjambi_signal_count = " << signal_functions.size() << ";" << endl << endl; } } void CppImplGenerator::writeQObjectEntity(QTextStream &s, const AbstractMetaClass *java_class) { QString entityName = java_class->name() + "Entity"; QString className = java_class->name(); s << "class " << entityName << " : public QObject, public QtD_QObjectEntity" << endl << "{" << endl << "public:" << endl << " Q_OBJECT_CHECK" << endl << "// virtual int qt_metacall(QMetaObject::Call, int, void **);" << endl << endl << " " << entityName << "(QObject *qObject, void *dId) : QObject(), QtD_QObjectEntity(qObject, dId) {}" << endl << "};" << endl << endl; /* // QObject_Link::qt_metacall() s << "int " << entityName << "::qt_metacall(QMetaObject::Call _c, int _id, void **_a)" << endl << "{" << endl << " _id = QObject::qt_metacall(_c, _id, _a);" << endl << " if (_id < 0 || _c != QMetaObject::InvokeMetaMethod)" << endl << " return _id;" << endl << " emit_callbacks_" << java_class->name() << "[_id](dId, _a);" << endl << " return -1;" << endl << "}" << endl << endl; */ s << "extern \"C\" DLL_PUBLIC void qtd_" << className << "_createEntity(void *nativeId, void* dId)" << endl << "{" << endl << " new " << entityName << "((QObject*)nativeId, dId);" << endl << "}" << endl << endl; } void CppImplGenerator::writeQObjectFunctions(QTextStream &s, const AbstractMetaClass *java_class) { // QObject::metaObject() /* s << "const QMetaObject *" << shellClassName(java_class) << "::metaObject() const" << endl << "{" << endl << " if (m_meta_object == 0) {" << endl << " JNIEnv *__jni_env = qtjambi_current_environment();" << endl << " jobject __obj = m_link != 0 ? m_link->javaObject(__jni_env) : 0;" << endl << " if (__obj == 0) return " << java_class->qualifiedCppName() << "::metaObject();" << endl << " else m_meta_object = qtjambi_metaobject_for_class(__jni_env, __jni_env->GetObjectClass(__obj), " << java_class->qualifiedCppName() << "::metaObject());" << endl; AbstractMetaFunctionList virtualFunctions = java_class->virtualFunctions(); for (int pos=0; pos<virtualFunctions.size(); ++pos) { const AbstractMetaFunction *virtualFunction = virtualFunctions.at(pos); if (virtualFunction->isVirtualSlot()) { QStringList introspectionCompatibleSignatures = virtualFunction->introspectionCompatibleSignatures(); foreach (QString introspectionCompatibleSignature, introspectionCompatibleSignatures) { s << " {" << endl << " int idx = " << java_class->qualifiedCppName() << "::metaObject()->indexOfMethod(\"" << introspectionCompatibleSignature << "\");" << endl; s << " if (idx >= 0) m_map.insert(idx, " << pos << ");" << endl << " }" << endl; } } } s << " }" << endl << " return m_meta_object;" << endl << "}" << endl << endl; // QObject::qt_metacast() s << "void *" << shellClassName(java_class) << "::qt_metacast(const char *_clname)" << endl << "{" << endl << " if (!_clname) return 0;" << endl << " if (!strcmp(_clname, \"" << shellClassName(java_class) << "\"))" << endl << " return static_cast<void*>(const_cast<" << shellClassName(java_class) << "*>(this));" << endl << " return " << java_class->qualifiedCppName() << "::qt_metacast(_clname);" << endl << "}" << endl << endl; */ /* s << "int " << shellClassName(java_class) << "::qt_metacall(QMetaObject::Call _c, int _id, void **_a)" << endl << "{" << endl << " _id = " << java_class->qualifiedCppName() << "::qt_metacall(_c, _id, _a);" << endl << " if (_id < 0 || _c != QMetaObject::InvokeMetaMethod)" << endl << " return _id;" << endl << " emit_callbacks_" << java_class->name() << "[_id](this->dId, _a);" << endl << " return -1;" << endl << "}" << endl << endl; */ if(cpp_shared) s << "MetaObjectCallback qtd_" << java_class->name() << "_metaObject_dispatch;" << endl << "QtMetacallCallback qtd_" << java_class->name() << "_qt_metacall_dispatch;" << endl; else s << "extern \"C\" const QMetaObject* qtd_" << java_class->name() << "_metaObject_dispatch(void *d_entity);" << endl << "extern \"C\" int qtd_" << java_class->name() << "_qt_metacall_dispatch(void *d_entity, QMetaObject::Call _c, int _id, void **_a);" << endl; s << endl << "const QMetaObject * " << shellClassName(java_class) << "::metaObject() const" << endl << "{" << endl << " return qtd_" << java_class->name() << "_metaObject_dispatch(this->dId);" << endl << "}" << endl << endl << "int " << shellClassName(java_class) << "::qt_metacall(QMetaObject::Call _c, int _id, void **_a)" << endl << "{" << endl << " return qtd_" << java_class->name() << "_qt_metacall_dispatch(this->dId, _c, _id, _a);" << endl << "}" << endl << endl << "int " << shellClassName(java_class) << "::__override_qt_metacall(QMetaObject::Call _c, int _id, void **_a)" << endl << "{" << endl << " return " << java_class->qualifiedCppName() << "::qt_metacall(_c, _id, _a);" << "}" << endl << endl << "extern \"C\" DLL_PUBLIC int qtd_" << java_class->name() << "_qt_metacall(void* __this_nativeId, QMetaObject::Call _c, int _id, void **_a)" << "{" << endl << " " << shellClassName(java_class) << " *__qt_this = (" << shellClassName(java_class) << " *) __this_nativeId;" << endl << " return __qt_this->__override_qt_metacall(_c, _id, _a);" << endl << "}" << endl << endl; } void CppImplGenerator::writeSignalEmitter(QTextStream &s, const AbstractMetaClass *d_class, AbstractMetaFunction *function) { Q_ASSERT(d_class); if (function->isModifiedRemoved(TypeSystem::NativeCode)) return; const AbstractMetaClass *cls = d_class ? d_class : function->ownerClass(); QString function_signature = cls->name() + "::" + function->signature(); s << "// " << function_signature << endl; const QString qt_object_name = function->isStatic() ? shellClassName(cls) : "__qt_this"; // we are not wrapping some functions depending on arguments because API is not yet full if (notWrappedYet(function)) return; // function signature... bool callThrough = function->needsCallThrough(); // uint options = m_native_jump_table ? ReturnType | ExternC : StandardJNISignature; writeFunctionName(s, function, cls, ExternC); s << endl; writeFinalFunctionArguments(s, function); s << endl << "{" << endl; Indentation indent(INDENT); writeFinalFunctionSetup(s, function, qt_object_name, cls); s << "void *args[] = {NULL"; // create an array of pointers to args /* AbstractMetaArgumentList arguments = java_function->arguments(); foreach (const AbstractMetaArgument *argument, arguments) { s << ", "; if (!argument->type()->isPrimitive() || !java_function->conversionRule(TypeSystem::NativeCode, argument->argumentIndex() + 1).isEmpty()) { // s << &qt_arg + n } } */ s << endl << "}"; s << endl << endl; } void CppImplGenerator::writeSignalsHandling(QTextStream &s, const AbstractMetaClass *java_class) { return; // #TODO probably don't need this function at all s << "extern \"C\" typedef void (*EmitCallback)(void*, void**);" << endl; AbstractMetaFunctionList signal_funcs = signalFunctions(java_class); if (cpp_shared) if(signal_funcs.size() > 0) s << "EmitCallback emit_callbacks_" << java_class->name() << "[" << signal_funcs.size() << "];" << endl; else s << "EmitCallback emit_callbacks_" << java_class->name() << "[1];" << endl; // Hack for msvc. else { // D-side signal callbacks for(int i = 0; i < signal_funcs.size(); i++) { AbstractMetaFunction *signal = signal_funcs.at(i); s << "extern \"C\" DLL_PUBLIC void " << signalExternName(java_class, signal) << "_handle(void* d_entity, void** args);" << endl; } if(signal_funcs.size() > 0) s << "EmitCallback emit_callbacks_" << java_class->name() << "[" << signal_funcs.size() << "] = {" << endl; else s << "EmitCallback emit_callbacks_" << java_class->name() << "[1] = {" << endl; // Hack for msvc. for(int i = 0; i < signal_funcs.size(); i++) { AbstractMetaFunction *signal = signal_funcs.at(i); s << endl; if (i != 0) s << ", "; s << "&" << signalExternName(java_class, signal) << "_handle"; } s << endl << "};" << endl << endl; } } void CppImplGenerator::writeShellConstructor(QTextStream &s, const AbstractMetaFunction *java_function) { if (java_function->isModifiedRemoved(TypeSystem::ShellCode)) return; const AbstractMetaClass *cls = java_function->ownerClass(); AbstractMetaArgumentList arguments = java_function->arguments(); writeFunctionSignature(s, java_function, cls); s << endl; s << " : " << cls->qualifiedCppName() << "("; for (int i=0; i<arguments.size(); ++i) { s << arguments.at(i)->indexedName(); if (i != arguments.size() - 1) s << ", "; } s << ")"; if (cls->isQObject()) s << "," << endl << " QtD_QObjectEntity(this, d_ptr)"; else if (cls->hasVirtualFunctions()) s << "," << endl << " QtD_Entity(d_ptr)"; /* qtd s << " m_meta_object(0)," << endl; s << " m_vtable(0)," << endl << " m_link(0)" << endl; */ s << endl; s << "{" << endl; { Indentation indent(INDENT); writeCodeInjections(s, java_function, cls, CodeSnip::Beginning, TypeSystem::ShellCode); writeCodeInjections(s, java_function, cls, CodeSnip::End, TypeSystem::ShellCode); } s << "}" << endl << endl; } void CppImplGenerator::writeShellDestructor(QTextStream &s, const AbstractMetaClass *java_class) { s << shellClassName(java_class) << "::~" << shellClassName(java_class) << "()" << endl << "{" << endl; { //s << " std::cout << \"In shell destructor of " << java_class->name() << ", nativeId: \" << this << std::endl;"; if (java_class->isQObject()) s << " destroyEntity(this);"; } s << "}" << endl << endl; } void CppImplGenerator::writeCodeInjections(QTextStream &s, const AbstractMetaFunction *java_function, const AbstractMetaClass *implementor, CodeSnip::Position position, TypeSystem::Language language) { FunctionModificationList mods; const AbstractMetaClass *cls = implementor; while (cls != 0) { mods += java_function->modifications(cls); if (cls == cls->baseClass()) break; cls = cls->baseClass(); } foreach (FunctionModification mod, mods) { if (mod.snips.count() <= 0) continue ; foreach (CodeSnip snip, mod.snips) { if (snip.position != position) continue ; if ((snip.language & language) == false) continue ; if (position == CodeSnip::End) s << endl; QString code; QTextStream tmpStream(&code); snip.formattedCode(tmpStream, INDENT); ArgumentMap map = snip.argumentMap; ArgumentMap::iterator it = map.begin(); for (;it!=map.end();++it) { int pos = it.key() - 1; QString meta_name = it.value(); if (pos >= 0 && pos < java_function->arguments().count()) { code = code.replace(meta_name, java_function->arguments().at(pos)->indexedName()); } else { QString debug = QString("argument map specifies invalid argument index %1" "for function '%2'") .arg(pos + 1).arg(java_function->name()); ReportHandler::warning(debug); } } s << code; if (position == CodeSnip::Beginning) s << endl; } } } static QString function_call_for_ownership(TypeSystem::Ownership owner, const QString &var_name) { if (owner == TypeSystem::CppOwnership) { return "setCppOwnership(__jni_env, " + var_name + ")"; } else if (owner == TypeSystem::TargetLangOwnership) { return "setJavaOwnership(__jni_env, " + var_name + ")"; } else if (owner == TypeSystem::DefaultOwnership) { return "setDefaultOwnership(__jni_env, " + var_name + ")"; } else { Q_ASSERT(false); return "bogus()"; } } void CppImplGenerator::writeOwnership(QTextStream &s, const AbstractMetaFunction *java_function, const QString &var_name, int var_index, const AbstractMetaClass *implementor) { TypeSystem::Ownership owner = TypeSystem::InvalidOwnership; const AbstractMetaClass *cls = implementor; while (cls != 0 && owner == TypeSystem::InvalidOwnership) { owner = java_function->ownership(cls, TypeSystem::ShellCode, var_index); cls = cls->baseClass(); } if (owner == TypeSystem::InvalidOwnership) return; if (var_index != -1) { s << INDENT << "if (" << var_name << " != 0) {" << endl; { Indentation indent(INDENT); s << INDENT << "QtJambiLink *__link = QtJambiLink::findLink(__jni_env, " << var_name << ");" << endl << INDENT << "Q_ASSERT(__link != 0);" << endl; s << INDENT << "__link->" << function_call_for_ownership(owner, var_name) << ";" << endl; } s << INDENT << "}" << endl; } else { s << INDENT << "if (m_link) {" << endl; { Indentation indent(INDENT); s << INDENT << "m_link->" << function_call_for_ownership(owner, "m_link->javaObject(__jni_env)") << ";" << endl; } s << INDENT << "}" << endl; } } void CppImplGenerator::writeShellFunction(QTextStream &s, const AbstractMetaFunction *java_function, const AbstractMetaClass *implementor, int id) { writeFunctionSignature(s, java_function, implementor, QString(), OriginalName); s << endl << "{" << endl; Indentation indent(INDENT); QString java_function_signature = java_function->signature(); /* s << INDENT << "QTJAMBI_DEBUG_TRACE(\"(shell) entering: " << implementor->name() << "::" << java_function_signature << "\");" << endl; */ writeCodeInjections(s, java_function, implementor, CodeSnip::Beginning, TypeSystem::ShellCode); // s << " printf(\"%s : %s\\n\", \"" << java_function->enclosingClass()->name() << "\"" // << ", \"" << java_function->name() << "\");" << endl; if (!java_function->isFinalInCpp() || java_function->isVirtualSlot()) { s << INDENT << "jmethodID method_id = m_vtable->method(" << id << ");" << endl; s << INDENT << "if (method_id) {" << endl; { Indentation indent(INDENT); s << INDENT << "JNIEnv *__jni_env = qtjambi_current_environment();" << endl; // This nasty case comes up when we're shutting down while receiving virtual // calls.. With these checks we safly abort... s << INDENT << "if (!__jni_env) {" << endl << " "; writeBaseClassFunctionCall(s, java_function, implementor); if (!java_function->type()) { s << INDENT << " return;" << endl; } s << INDENT << "}" << endl; // otherwise, continue with the function call... s << INDENT << "__jni_env->PushLocalFrame(100);" << endl; AbstractMetaArgumentList arguments = java_function->arguments(); AbstractMetaArgumentList argumentsToReset; foreach (AbstractMetaArgument *argument, arguments) { if (!java_function->argumentRemoved(argument->argumentIndex()+1)) { if (!argument->type()->isPrimitive() || !java_function->conversionRule(TypeSystem::NativeCode, argument->argumentIndex()+1).isEmpty()) { writeQtToJava(s, argument->type(), argument->indexedName(), "__java_" + argument->indexedName(), java_function, argument->argumentIndex() + 1); } if (java_function->resetObjectAfterUse(argument->argumentIndex()+1)) argumentsToReset.append(argument); } } for (int i=0; i<arguments.size(); ++i) writeOwnership(s, java_function, "__java_" + arguments.at(i)->indexedName(), i+1, implementor); AbstractMetaType *function_type = java_function->type(); QString new_return_type = java_function->typeReplaced(0); bool has_function_type = ((function_type != 0 || !new_return_type.isEmpty()) && new_return_type != "void"); s << INDENT; if (has_function_type) { if (new_return_type.isEmpty()) { s << translateType(function_type); } else { s << jniName(new_return_type); } s << " " << "__d_return_value = "; } s << "__jni_env->"; if (new_return_type.isEmpty()) { s << callXxxMethod(java_function->type()); } else if (!has_function_type) { s << "CallVoidMethod"; } else { s << callXxxMethod(new_return_type); } s << "(m_link->javaObject(__jni_env), method_id"; if (arguments.size() > 0) s << ", "; writeFunctionCallArguments(s, java_function, "__java_", Option(NoCasts | SkipRemovedArguments)); s << ");" << endl << INDENT << "qtjambi_exception_check(__jni_env);" << endl; if (has_function_type) { writeJavaToQt(s, function_type, "__qt_return_value", "__d_return_value", java_function, 0, GlobalRefJObject); if (java_function->nullPointersDisabled()) { s << INDENT << "if (__d_return_value == 0) {" << endl; { Indentation indent(INDENT); s << INDENT << "fprintf(stderr, \"QtJambi: Unexpected null pointer returned from override of '" << java_function->name() << "' in class '%s'\\n\"," << endl << INDENT << " qPrintable(qtjambi_object_class_name(__jni_env, m_link->javaObject(__jni_env))));" << endl; s << INDENT << "__qt_return_value = "; QString defaultValue = java_function->nullPointerDefaultValue(); if (!defaultValue.isEmpty()) s << defaultValue << ";"; else writeBaseClassFunctionCall(s, java_function, implementor, NoReturnStatement); s << endl; } s << INDENT << "}" << endl; } } else if (!java_function->conversionRule(TypeSystem::ShellCode, 0).isEmpty()) { writeConversionRule(s, TypeSystem::ShellCode, java_function, 0, "<invalid>", "<invalid>"); } writeOwnership(s, java_function, "this", -1, implementor); writeOwnership(s, java_function, "__d_return_value", 0, implementor); foreach (AbstractMetaArgument *argumentToReset, argumentsToReset) { QString argumentName = "__java_" + argumentToReset->indexedName(); s << INDENT; if (argumentToReset->type()->isContainer()) s << "qtjambi_invalidate_collection("; else s << "qtjambi_invalidate_object("; s << "__jni_env, " << argumentName << ");" << endl; } s << INDENT << "__jni_env->PopLocalFrame(0);" << endl; s << INDENT << "QTJAMBI_DEBUG_TRACE(\"(shell) -> leaving: " << implementor->name() << "::" << java_function_signature << "\");" << endl; if (function_type) s << INDENT << "return __qt_return_value;" << endl; } s << INDENT << "} else {" << endl; { Indentation indent(INDENT); s << INDENT << "QTJAMBI_DEBUG_TRACE(\"(shell) -> super() and leaving: " << implementor->name() << "::" << java_function_signature << "\");" << endl; writeBaseClassFunctionCall(s, java_function, implementor); } s << INDENT << "}" << endl; writeCodeInjections(s, java_function, implementor, CodeSnip::End, TypeSystem::ShellCode); // A little trick to close open painters on a widget if (java_function->name() == "paintEvent") { s << INDENT << "JNIEnv *env = qtjambi_current_environment();" << endl << INDENT << "qtjambi_end_paint(env, m_link->javaObject(env));" << endl; } } else { if(java_function->isRemovedFrom(implementor, TypeSystem::TargetLangCode)){ // Avoid compiler warnings for unused parameters AbstractMetaArgumentList arguments = java_function->arguments(); foreach (const AbstractMetaArgument *argument, arguments) { s << INDENT << "Q_UNUSED(" << argument->indexedName() << ")" << endl; } } writeBaseClassFunctionCall(s, java_function, implementor); writeCodeInjections(s, java_function, implementor, CodeSnip::End, TypeSystem::ShellCode); } s << "}" << endl << endl; } // ### kill implementor void CppImplGenerator::writePublicFunctionOverride(QTextStream &s, const AbstractMetaFunction *java_function, const AbstractMetaClass *implementor) { Q_ASSERT(java_function->originalAttributes() & (AbstractMetaAttributes::Protected | AbstractMetaAttributes::Final)); // The write a public override version of this function to be used by native functions writeFunctionSignature(s, java_function, implementor, "__public_", Option(EnumAsInts | UnderscoreSpaces | (java_function->isAbstract() ? SkipName : NoOption))); s << endl << "{" << endl; Indentation indent(INDENT); writeBaseClassFunctionCall(s, java_function, implementor); s << "}" << endl << endl; } void CppImplGenerator::writeQtdEntityFunction(QTextStream &s, const AbstractMetaClass *java_class) { s << "extern \"C\" DLL_PUBLIC void *__" << java_class->name() << "_entity(void *q_ptr)" << endl; s << "{" << endl; { Indentation indent(INDENT); s << INDENT << "QtD_Entity* a = dynamic_cast<QtD_Entity*>((" << java_class->qualifiedCppName() << "*)q_ptr);" << endl << INDENT << "if (a != NULL)" << endl << INDENT << " return a->dId;" << endl << INDENT << "else" << endl << INDENT << " return NULL;" << endl; } s << "}" << endl << endl; } void CppImplGenerator::writeVirtualFunctionOverride(QTextStream &s, const AbstractMetaFunction *java_function, const AbstractMetaClass *implementor) { Q_ASSERT(!java_function->isFinalInCpp()); Option options = Option(EnumAsInts | UnderscoreSpaces); // The write a public override version of this function to be used by native functions writeFunctionSignature(s, java_function, implementor, "__override_", options, QString(), // the class prefix QStringList() << "bool static_call"); s << endl << "{" << endl; Indentation indent(INDENT); s << INDENT << "if (static_call) {" << endl; { Indentation indent(INDENT); writeBaseClassFunctionCall(s, java_function, implementor); } s << INDENT << "} else {" << endl; { Indentation indent(INDENT); writeBaseClassFunctionCall(s, java_function, implementor, VirtualCall); } s << INDENT << "}" << endl; s << "}" << endl << endl; } void CppImplGenerator::writeBaseClassFunctionCall(QTextStream &s, const AbstractMetaFunction *java_function, const AbstractMetaClass *, Option options) { bool static_call = !(options & VirtualCall); if ((options & NoReturnStatement) == 0) s << INDENT; if (java_function->isAbstract() && static_call) { s << default_return_statement_qt(java_function->type(), options) << ";" << endl; } else { if (java_function->type() && (options & NoReturnStatement) == 0) s << "return "; if (static_call) { const AbstractMetaClass *implementor = java_function->implementingClass(); if (java_function->isInterfaceFunction()) implementor = java_function->interfaceClass()->primaryInterfaceImplementor(); s << implementor->qualifiedCppName() << "::"; } s << java_function->originalName() << "("; writeFunctionCallArguments(s, java_function, QString(), Option(options | ForceEnumCast)); s << ");" << endl; } } void CppImplGenerator::writeFunctionName(QTextStream &s, const AbstractMetaFunction *java_function, const AbstractMetaClass *java_class, uint options) { const AbstractMetaClass *cls = java_class ? java_class : java_function->ownerClass(); AbstractMetaArgumentList arguments = java_function->arguments(); // Function signature QString return_type = jniReturnName(java_function, options); QString function_name; bool callThrough = java_function->needsCallThrough(); /* qtd if (!callThrough) function_name = java_function->name(); else */ function_name = java_function->marshalledName(); QString args = "__"; if (callThrough && !java_function->isStatic() && !java_function->isConstructor()) args += "J"; if (!arguments.isEmpty()) { foreach (const AbstractMetaArgument *argument, arguments) { if (!java_function->argumentRemoved(argument->argumentIndex() + 1)) { if (!argument->type()->hasNativeId()) { QString modified_type = java_function->typeReplaced(argument->argumentIndex()+1); if (modified_type.isEmpty()) args += jni_signature(argument->type(), Underscores); else args += jni_signature(modified_type, Underscores); } else { args += "J"; } } } } s << jni_function_signature(cls->package(), cls->name(), function_name, return_type, args, options); } void CppImplGenerator::writeFinalFunctionArguments(QTextStream &s, const AbstractMetaFunction *java_function, bool d_export) { bool callThrough = java_function->needsCallThrough(); s << "("; /* qtd << "JNIEnv *__jni_env," << endl; if (!java_function->isConstructor()) { if (java_function->isStatic()) s << " jclass"; else s << " jobject"; } else s << " jobject " << java_object_name; */ uint nativeArgCount = 0; const AbstractMetaClass *cls = java_function->ownerClass(); if (java_function->isConstructor() && ( cls->hasVirtualFunctions() || cls->typeEntry()->isObject() ) ) { s << "void *d_ptr"; nativeArgCount++; } // passing pointer to C++ object bool hasNativeId = (callThrough && !java_function->isStatic() && !java_function->isConstructor()); if (hasNativeId) { if (nativeArgCount > 0) s << "," << endl << " "; /* qtd << "," << endl */ s << "void* __this_nativeId"; nativeArgCount++; } AbstractMetaType *f_type = java_function->type(); // return values as strings, arrays or QModelIndex'es we return as arguments bool return_arg = false; if (f_type) { if (f_type->isTargetLangString() || f_type->isContainer() || f_type->name() == "QModelIndex" || f_type->typeEntry()->isStructInD()) return_arg = true; if (return_arg && nativeArgCount > 0) s << "," << endl << " "; if (f_type->isTargetLangString() || f_type->isContainer()) s << "void*"; else if (f_type->name() == "QModelIndex") s << "QModelIndexAccessor*"; else if (f_type->typeEntry()->isStructInD()) s << f_type->typeEntry()->qualifiedCppName() << " *"; if(return_arg) { s << " __d_return_value"; nativeArgCount++; } } // the function arguments AbstractMetaArgumentList arguments = java_function->arguments(); foreach (const AbstractMetaArgument *argument, arguments) { if (!java_function->argumentRemoved(argument->argumentIndex() + 1)) { AbstractMetaType *d_type = argument->type(); const TypeEntry *te = d_type->typeEntry(); QString arg_name = argument->indexedName(); if (nativeArgCount > 0) s << "," << endl << " "; // if QString argument we have to pass DArray if ((te && te->qualifiedCppName() == "QString") || d_type->isTargetLangString()) { if (d_export) s << "string " << arg_name; else s << "DArray " << arg_name; } else if (d_type->isContainer()) { const ContainerTypeEntry *cte = static_cast<const ContainerTypeEntry *>(te); if(cte->isQList()) s << "void* " << arg_name; else if(isLinearContainer(cte)) s << "DArray* " << arg_name; } else { if (!d_type->hasNativeId()) { if(d_type->isVariant()) { if (d_export) s << "void*"; else s << "QVariant*"; } else s << translateType(argument->type(), EnumAsInts, d_export); } else if (d_type->name() == "QModelIndex") { if(d_export && dVersion == 2 && d_type->isConstant()) s << "const(QModelIndexAccessor)"; else s << "QModelIndexAccessor"; } else if (te->isStructInD()) s << te->qualifiedCppName(); else s << "void*"; s << " " << arg_name; } nativeArgCount++; } } s << ")"; } /*! Generates type conversion from Java -> Qt for all the arguments that are to be to be passed to the function */ void CppImplGenerator::writeFinalFunctionSetup(QTextStream &s, const AbstractMetaFunction *java_function, const QString &qt_object_name, const AbstractMetaClass *cls) { // Translate each of the function arguments into qt types AbstractMetaArgumentList arguments = java_function->arguments(); foreach (const AbstractMetaArgument *argument, arguments) { if (!argument->type()->isPrimitive() || !java_function->conversionRule(TypeSystem::NativeCode, argument->argumentIndex() + 1).isEmpty()) { writeJavaToQt(s, argument->type(), "__qt_" + argument->indexedName(), argument->indexedName(), java_function, argument->argumentIndex() + 1, Option(UseNativeIds | EnumAsInts)); } } // Extract the qt equivalent to the this pointer and name it "qt_object_name" if (!java_function->isStatic() && !java_function->isConstructor()) { // qtd2 QString className = java_function->isFinalOverload() ? cls->name() : shellClassName(cls); QString className = java_function->isFinalOverload() ? cls->name() : shellClassName(cls); s << INDENT << className << " *" << qt_object_name << " = (" << className << " *) __this_nativeId;" << endl; // << INDENT << "QTJAMBI_EXCEPTION_CHECK(__jni_env);" << endl // qtd << INDENT << "Q_ASSERT(" << qt_object_name << ");" << endl; } } void CppImplGenerator::writeFinalFunction(QTextStream &s, const AbstractMetaFunction *java_function, const AbstractMetaClass *java_class) { Q_ASSERT(java_class); if (java_function->isModifiedRemoved(TypeSystem::NativeCode)) return; const AbstractMetaClass *cls = java_class ? java_class : java_function->ownerClass(); QString java_function_signature = cls->name() + "::" + java_function->signature(); s << "// " << java_function_signature << endl; const AbstractMetaType *function_type = java_function->type(); QString new_return_type = java_function->typeReplaced(0); bool has_function_type = new_return_type != "void" && (!new_return_type.isEmpty() || function_type != 0) && java_function->argumentReplaced(0).isEmpty(); const QString qt_object_name = java_function->isStatic() ? shellClassName(cls) : "__qt_this"; const QString java_object_name = java_function->isStatic() ? "__jni_class" : "__jni_object"; // we are not wrapping some functions depending on arguments because API is not yet full if (notWrappedYet(java_function)) return; // function signature... bool callThrough = java_function->needsCallThrough(); uint options = m_native_jump_table ? ReturnType | ExternC : StandardJNISignature; writeFunctionName(s, java_function, cls, options); s << endl; writeFinalFunctionArguments(s, java_function); s << endl << "{" << endl; Indentation indent(INDENT); // qtd2 s << INDENT << "QTJAMBI_DEBUG_TRACE(\"(native) entering: " << java_function_signature << "\");" << endl; bool hasNativeId = (callThrough && !java_function->isStatic() && !java_function->isConstructor()); /* if (hasNativeId) s << INDENT << "Q_UNUSED(__this_nativeId)" << endl; // Avoid compiler warnings when the variables are unused { s << INDENT << "Q_UNUSED(__jni_env)" << endl; if (java_function->isConstructor()) s << INDENT << "Q_UNUSED(" << java_object_name << ")" << endl; bool hasNativeId = (callThrough && !java_function->isStatic() && !java_function->isConstructor()); if (hasNativeId) s << INDENT << "Q_UNUSED(__this_nativeId)" << endl; } */ if (cls->isFinal() && (!java_function->isAbstract() || !java_function->isFinalInTargetLang()) && !java_function->wasPublic()) { QString debug = QString("protected function '%1' in final class '%2'") .arg(java_function->signature()).arg(java_class->name()); ReportHandler::warning(debug); // Avoid compiler warnings for unused parameters AbstractMetaArgumentList arguments = java_function->arguments(); foreach (const AbstractMetaArgument *argument, arguments) { s << INDENT << "Q_UNUSED(" << argument->indexedName() << ")" << endl; } s << INDENT << default_return_statement_qt(java_function->type()) << ""; } else { writeFinalFunctionSetup(s, java_function, qt_object_name, cls); writeCodeInjections(s, java_function, java_function->implementingClass(), CodeSnip::Beginning, TypeSystem::NativeCode); if (java_function->isConstructor()) { writeFinalConstructor(s, java_function, qt_object_name, java_object_name); } else { QString function_prefix = ""; QStringList extra_param; Option option = NoOption; bool hasShell = cls->generateShellClass(); if (java_function->isFinalOverload()) { // no prefix } else if (java_function->isFinalInCpp() && !java_function->wasPublic() && hasShell) { function_prefix = "__public_"; } else if (!java_function->isFinalInCpp() && !java_function->isStatic() && hasShell) { function_prefix = "__override_"; extra_param.append("__do_static_call"); s << INDENT << "bool __do_static_call = __this_nativeId ? "; if (java_class->isQObject()) s << "QtD_QObjectEntity::getQObjectEntity((QObject*)__this_nativeId) : false;" << endl; else s << "__" << java_class->name() << "_entity(__this_nativeId) : false;" << endl; } else { option = OriginalName; } // Call the Qt function on the java object s << " "; if (has_function_type) { const QString qt_return_value = "__qt_return_value"; const QString java_return_value = "__d_return_value"; if (function_type) { writeTypeInfo(s, function_type, EnumAsInts); s << " " << qt_return_value << " = "; } writeFunctionCall(s, qt_object_name, java_function, function_prefix, option, extra_param); s << endl; writeRefArguments(s, java_function); writeQtToJava(s, function_type, qt_return_value, java_return_value, java_function, 0, EnumAsInts); // qtd s << INDENT << "QTJAMBI_DEBUG_TRACE(\"(native) -> leaving: " // << java_function_signature << "\");"; if (function_type && function_type->name() != "QModelIndex") { if(function_type->typeEntry()->isStructInD()) ; //s << endl << INDENT << "return " << qt_return_value << ";"; else if (!function_type->isTargetLangString() && !function_type->isContainer()) s << endl << INDENT << "return " << java_return_value << ";"; } } else { writeFunctionCall(s, qt_object_name, java_function, function_prefix, option, extra_param); writeRefArguments(s, java_function); } } } if(!java_function->argumentReplaced(0).isEmpty()) { s << INDENT << "return 0;" << endl; } s << endl << "}"; s << endl << endl; } void CppImplGenerator::writeRefArguments(QTextStream &s, const AbstractMetaFunction *java_function) { AbstractMetaArgumentList arguments = java_function->arguments(); foreach (const AbstractMetaArgument *argument, arguments) { AbstractMetaType *d_type = argument->type(); const TypeEntry *te = d_type->typeEntry(); if ((te && d_type->isNativePointer() && te->name() == "QString")) s << QString(" qtd_toUtf8(__qt_%1.utf16(), __qt_%1.size(), &%1);").arg(argument->indexedName()) << endl; } } void CppImplGenerator::writeAssignment(QTextStream &s, const QString &destName, const QString &srcName, const AbstractMetaType *java_type) { if (java_type->isArray()) { for (int i=0; i<java_type->arrayElementCount(); ++i) { writeAssignment(s, destName + "[" + QString::number(i) + "]", srcName + "[" + QString::number(i) + "]", java_type->arrayElementType()); } } else { s << INDENT << destName << " = " << srcName << ";" << endl; } } void CppImplGenerator::writeFieldAccessors(QTextStream &s, const AbstractMetaField *java_field) { Q_ASSERT(java_field); Q_ASSERT(java_field->isPublic() || java_field->isProtected()); const AbstractMetaFunction *setter = java_field->setter(); const AbstractMetaFunction *getter = java_field->getter(); const AbstractMetaClass *cls = java_field->enclosingClass(); FieldModification mod = cls->typeEntry()->fieldModification(java_field->name()); if(notWrappedYet(getter)) return; if (mod.isReadable()) { // Getter if (getter->wasProtected()) { writeFunctionSignature(s, getter, getter->ownerClass()); s << endl << "{" << endl; { Indentation indent(INDENT); s << INDENT << "return " << java_field->name() << ";" << endl; } s << "}" << endl << endl; } writeFunctionName(s, getter, getter->ownerClass()); s << endl; writeFinalFunctionArguments(s, getter); s << "{" << endl; { Indentation indent(INDENT); writeFinalFunctionSetup(s, getter, "__qt_object", getter->ownerClass()); const QString java_return_value = "__d_return_value"; QString qt_return_value; if (setter->isStatic()) qt_return_value = shellClassName(setter->ownerClass()) + "::"; else qt_return_value = "__qt_object->"; // To avoid "taking address of tmp" s << INDENT; writeTypeInfo(s, getter->type(), Option(ArrayAsPointer)); QString tmp_name = "__tmp_" + getter->name(); s << tmp_name << " = "; if (getter->wasPublic()) qt_return_value += java_field->name(); else qt_return_value += getter->name() + "_getter()"; s << qt_return_value << ";" << endl; writeQtToJava(s, getter->type(), tmp_name, java_return_value, 0, -1, EnumAsInts); if (getter->type()->isTargetLangString() || getter->type()->name() == "QModelIndex") ; else if(getter->type()->typeEntry()->isStructInD()) ; //s << INDENT << "return " << tmp_name << ";" << endl; else s << INDENT << "return " << java_return_value << ";" << endl; } s << "}" << endl << endl; } if(notWrappedYet(setter)) return; // Setter if (mod.isWritable() && !java_field->type()->isConstant()) { // Write public override for protected fields if (setter->wasProtected()) { writeFunctionSignature(s, setter, setter->ownerClass()); s << endl << "{" << endl; { Indentation indent(INDENT); Q_ASSERT(setter->arguments().count() > 0); const AbstractMetaArgument *argument = setter->arguments().at(0); QString thisRef = java_field->isStatic() ? setter->ownerClass()->qualifiedCppName() + QString("::") : QString("this->"); writeAssignment(s, thisRef + java_field->name(), argument->indexedName(), argument->type()); } s << "}" << endl << endl; } writeFunctionName(s, setter, setter->ownerClass()); s << endl; writeFinalFunctionArguments(s, setter); s << "{" << endl; { Indentation indent(INDENT); writeFinalFunctionSetup(s, setter, "__qt_object", setter->ownerClass()); Q_ASSERT(setter->arguments().count() == 1); const AbstractMetaArgument *argument = setter->arguments().at(0); QString dest; if (setter->isStatic()) dest = shellClassName(setter->ownerClass()) + "::"; else dest = "__qt_object->"; QString src; if (!argument->type()->isPrimitive() && !argument->type()->typeEntry()->isStructInD()) { src = "__qt_" + argument->indexedName(); } else if (argument->type()->name() == "QModelIndex") { src = "qtd_to_QModelIndex(" + argument->indexedName() + ")"; } else src = argument->indexedName(); if (setter->wasPublic()) writeAssignment(s, dest + java_field->name(), src, argument->type()); else s << INDENT << dest << setter->name() << "_setter(" << src << ");" << endl; } s << "}" << endl << endl; } } void CppImplGenerator::writeFinalDestructor(QTextStream &s, const AbstractMetaClass *cls) { if (cls->hasConstructors()) { s << INDENT << "extern \"C\" DLL_PUBLIC void qtd_" << cls->name() << "_destructor(void *ptr)" << endl << INDENT << "{" << endl << INDENT << " delete (" << shellClassName(cls) << " *)ptr;" << endl << INDENT << "}" << endl << endl; s << INDENT << "extern \"C\" DLL_PUBLIC void qtd_" << cls->name() << "_call_destructor(" << shellClassName(cls) << " *ptr)" << endl << INDENT << "{" << endl << INDENT << " call_destructor(ptr);" << endl << INDENT << "}" << endl << endl; } } void CppImplGenerator::writeFinalConstructor(QTextStream &s, const AbstractMetaFunction *java_function, const QString &qt_object_name, const QString &java_object_name, const QString &place) { const AbstractMetaClass *cls = java_function->ownerClass(); AbstractMetaArgumentList arguments = java_function->arguments(); QString className = cls->typeEntry()->qualifiedCppName(); bool hasShellClass = cls->generateShellClass(); s << INDENT << shellClassName(cls) << " *" << qt_object_name << " = new " << place << shellClassName(cls) << "("; writeFunctionCallArguments(s, java_function, "__qt_"); s << ");" << endl; s << INDENT << "return (void *) " << qt_object_name << ";" << endl; // qtd /* qtd s << INDENT << "QtJambiLink *__qt_java_link = "; if (cls->isQObject()) { s << "qtjambi_construct_qobject(__jni_env, " << java_object_name << ", " << qt_object_name << ")"; } else { s << "qtjambi_construct_object(__jni_env, " << java_object_name << ", " << qt_object_name; if (cls->typeEntry()->isValue()) s << ", \"" << className << "\")"; else // non-QObject, object type s << ", QMetaType::Void, QLatin1String(\"" << cls->fullName().replace(".", "/") << "\"), true)"; } s << ";" << endl << INDENT << "if (!__qt_java_link) {" << endl; { Indentation indent(INDENT); s << INDENT << "qWarning(\"object construction failed for type: " << className << "\");" << endl << INDENT << "return;" << endl; } s << INDENT << "}" << endl; if (cls->isQObject()) { // Make sure all qobjects created by Java are owned by java only if // parent object has not been set. // All other objects will default to split ownership. s << INDENT << "if(!__qt_this->QObject::parent()){" << endl; s << INDENT << " __qt_java_link->setJavaOwnership(__jni_env, " << java_object_name << ");" << endl; s << INDENT << "}" << endl; } else { // All non-qobjects created by Java are owned by java s << INDENT << "__qt_java_link->setJavaOwnership(__jni_env, " << java_object_name << ");" << endl; } if (hasCustomDestructor(cls)) { s << INDENT << "__qt_java_link->setDestructorFunction(qtjambi_destructor);" << endl; } if (cls->typeEntry()->typeFlags() & ComplexTypeEntry::DeleteInMainThread) s << INDENT << "__qt_java_link->setDeleteInMainThread(true);" << endl; if (!cls->hasVirtualFunctions() && !cls->hasInconsistentFunctions() && !cls->typeEntry()->isObject()) return; if (hasShellClass) { // Set up the link object s << INDENT << qt_object_name << "->m_link = __qt_java_link;" << endl; // Make sure the user data in the QObject has bindings to the qobject's meta object // (this has to be done after the link is set, so that the fake meta object // can access the java object, for which it gets a reference in the link) if (cls->isQObject()) s << INDENT << qt_object_name << "->m_link->setMetaObject(" << qt_object_name << "->metaObject());" << endl; s << INDENT << qt_object_name << "->m_link->setCreatedByJava(true);" << endl; AbstractMetaClassList interfaces = cls->interfaces(); if (interfaces.size() + (cls->baseClass() != 0 ? 1 : 0) > 1) { if (cls->baseClass() != 0) interfaces += cls->baseClass(); foreach (AbstractMetaClass *iface, interfaces) { AbstractMetaClass *impl = iface->isInterface() ? iface->primaryInterfaceImplementor() : iface; s << INDENT << qt_object_name << "->m_link->registerSubObject((" << impl->qualifiedCppName() << " *) " << qt_object_name << ");" << endl; } } } if (!cls->hasVirtualFunctions() && !cls->hasInconsistentFunctions()) return; // Set up the vtable s << INDENT; QString space(24, ' '); if (hasShellClass) s << qt_object_name << "->m_vtable = "; s << "qtjambi_setup_vtable(__jni_env, " << endl << space << "__jni_object, " << endl; if (cls->hasInconsistentFunctions()) { s << space << "qtjambi_inconsistent_count, " << endl << space << "qtjambi_inconsistent_names, " << endl << space << "qtjambi_inconsistent_signatures, " << endl; } else { s << space << "0, 0, 0, // no inconsistent functions" << endl; } if (cls->hasVirtualFunctions()) { s << space << "qtjambi_method_count, " << endl << space << "qtjambi_method_names, " << endl << space << "qtjambi_method_signatures" << endl; } else { s << space << "0, 0, 0 // no virtual functions" << endl; } s << space << ");" << endl; */ } void CppImplGenerator::writeSignalInitialization(QTextStream &s, const AbstractMetaClass *java_class) { if (!java_class->isQObject() || java_class->queryFunctions(AbstractMetaClass::Signals | AbstractMetaClass::Visible | AbstractMetaClass::NotRemovedFromTargetLang).size() == 0) { return ; } s << jni_function_signature(java_class->package(), java_class->name(), "__qt_signalInitialization", "jboolean") << endl << "(JNIEnv *__jni_env, jobject java_object, jlong ptr, jstring java_signal_name)" << endl << "{" << endl << " QtJambiLink *link = (QtJambiLink *) ptr;" << endl << " if (link == 0)" << endl << " return true;" << endl << endl << " QObject *qt_this = link->qobject();" << endl << " Q_ASSERT(qt_this);" << endl << endl << " QtJambi_SignalWrapper_" << java_class->name() << " *qt_wrapper = " << " (QtJambi_SignalWrapper_" << java_class->name() << " *) link->signalWrapper();" << endl << " if (qt_wrapper == 0) {" << endl << " qt_wrapper = new QtJambi_SignalWrapper_" << java_class->name() << ";" << endl << " link->setSignalWrapper(qt_wrapper);" << endl << " qt_wrapper->link = link;" << endl << endl << " qtjambi_resolve_signals(__jni_env," << endl << " java_object," << endl << " qt_wrapper->m_signals," << endl << " qtjambi_signal_count," << endl << " (char **) qtjambi_signal_names," << endl << " (int *) qtjambi_signal_argumentcounts);" << endl << " }" << endl << " QString signal_name = qtjambi_to_qstring(__jni_env, java_signal_name);" << endl << " return qtjambi_connect_cpp_to_java(__jni_env," << endl << " signal_name," << endl << " qt_this," << endl << " qt_wrapper," << endl << " QLatin1String(\"" << java_class->fullName() << "\")," << endl << " QLatin1String(\"" << signalWrapperPrefix() << "\"));" << endl << "}"; } QString CppImplGenerator::fromObject(const TypeEntry *entry, const QString &var_name) { QString returned; QString package = entry->javaPackage(); const ComplexTypeEntry *centry = entry->isComplex() ? static_cast<const ComplexTypeEntry *>(entry) : 0; if (centry == 0 || centry->polymorphicIdValue().isEmpty()) { /* qtd returned = "qtjambi_from_object(__jni_env, " + var_name + ", \"" + entry->lookupName() + "\", \"" + QString(package).replace(".", "/") + "/\", true);"; */ if(entry->isObject()) returned = var_name + ";"; else returned = "new " + entry->lookupName() + "(" + var_name +");"; } else { AbstractMetaClass *cls = classes().findClass(centry->qualifiedCppName()); if (!cls) { qFatal("CppImplGenerator::fromObject(): class '%s' could not be resolved...", qPrintable(centry->qualifiedCppName())); } while (cls != 0 && !cls->typeEntry()->isPolymorphicBase()) cls = cls->baseClass(); QString full_name; if (cls != 0) { full_name = cls->fullName(); } else { ReportHandler::warning(QString("class '%1' has polymorphic id but does not inherit a polymorphic class") .arg(centry->qualifiedCppName())); } /* qtd returned = "qtjambi_from_object(__jni_env, " + var_name + ", \"" + centry->lookupName() + "\", \"" + QString(package).replace(".", "/") + "/\"," + "\"" + jni_signature(full_name, Underscores) + "\", true); // fucking complex"; */ if(entry->isObject()) returned = var_name + "; // complex entry"; else returned = "new " + centry->lookupName() + "(" + var_name +"); // complex entry"; } return returned; } void CppImplGenerator::writeOriginalMetaObjectFunction(QTextStream &s, const AbstractMetaClass *java_class) { Q_ASSERT(java_class->isQObject()); s << jni_function_signature(java_class->package(), java_class->name(), "originalMetaObject", "jlong"); s << endl << "(JNIEnv *," << endl << " jclass)" << endl << "{" << endl; { Indentation indent(INDENT); s << INDENT << "return reinterpret_cast<jlong>(&" << java_class->qualifiedCppName() << "::staticMetaObject);" << endl; } s << "}" << endl << endl; } void CppImplGenerator::writeFromNativeFunction(QTextStream &s, const AbstractMetaClass *java_class) { s << jni_function_signature(java_class->package(), java_class->name(), "fromNativePointer", "jobject"); s << endl << "(JNIEnv *__jni_env," << endl << " jclass," << endl << " jobject nativePointer)" << endl << "{" << endl; { Indentation indent(INDENT); s << INDENT << "void *ptr = qtjambi_to_cpointer(__jni_env, nativePointer, 1);" << endl << INDENT << "return " << fromObject(java_class->typeEntry(), "ptr") << endl << "}" << endl; } } void CppImplGenerator::writeFromArrayFunction(QTextStream &s, const AbstractMetaClass *java_class) { s << jni_function_signature(java_class->package(), java_class->name(), "nativePointerArray", "jobject"); s << endl << "(JNIEnv *__jni_env," << endl << " jclass," << endl << " jobjectArray array)" << endl << "{" << endl; { Indentation indent(INDENT); s << INDENT << "return qtjambi_array_to_nativepointer(__jni_env, " << endl << INDENT << " array, " << endl << INDENT << " sizeof(" << java_class->qualifiedCppName() << "));" << endl; } s << "}" << endl; } void CppImplGenerator::writeInterfaceCastFunction(QTextStream &s, const AbstractMetaClass *java_class, const AbstractMetaClass *interface) { Q_ASSERT(interface->isInterface()); const InterfaceTypeEntry *ie = static_cast<const InterfaceTypeEntry *>(interface->typeEntry()); QString interface_name = ie->origin()->targetLangName(); s << endl << jni_function_signature(java_class->package(), java_class->name(), QString("__qt_cast_to_%1").arg(interface_name), "jlong", "__J"); s << endl << "(JNIEnv *," << endl << " jobject," << endl << " jlong ptr)" << endl << "{" << endl << " return (jlong) (" << interface->primaryInterfaceImplementor()->qualifiedCppName() << " *) " << "(" << java_class->qualifiedCppName() << " *) ptr;" << endl << "}" << endl; } bool CppImplGenerator::writeConversionRule(QTextStream &s, TypeSystem::Language target_language, const AbstractMetaFunction *java_function, int argument_index, const QString &qt_name, const QString &java_name) { if (argument_index < 0 || java_function == 0) return false; QString conversion_rule = java_function->conversionRule(target_language, argument_index); if (!conversion_rule.isEmpty()) { QString qt_name_var; QString java_name_var; if ((argument_index == 0 && target_language == TypeSystem::NativeCode) || (argument_index != 0 && target_language == TypeSystem::ShellCode)) { qt_name_var = "%in"; java_name_var = "%out"; } else { qt_name_var = "%out"; java_name_var = "%in"; } conversion_rule = conversion_rule.replace(qt_name_var, qt_name) .replace(java_name_var, java_name); AbstractMetaArgumentList arguments = java_function->arguments(); for (int i=0; i<arguments.size(); ++i) { conversion_rule = conversion_rule.replace("%" + QString::number(i+1), arguments.at(i)->indexedName()); } QStringList lines = conversion_rule.split("\n"); foreach (QString line, lines) { s << INDENT << line.trimmed() << endl; } return true; } else { return false; } } void CppImplGenerator::writeJavaToQt(QTextStream &s, const AbstractMetaClass *java_class, const AbstractMetaType *function_return_type, const QString &qt_name, const QString &java_name, const AbstractMetaFunction *java_function, int argument_index) { // Conversion to C++: Shell code for return values, native code for arguments TypeSystem::Language lang = argument_index == 0 ? TypeSystem::ShellCode : TypeSystem::NativeCode; if (writeConversionRule(s, lang, java_function, argument_index, qt_name, java_name)) return; s << INDENT << shellClassName(java_class) << " *" << qt_name << " = (" << shellClassName(java_class) << " *) "; if (java_class->isQObject()) s << "qtjambi_to_qobject"; else s << "qtjambi_to_object"; s << "(__jni_env, " << java_name << ");" << endl; if (java_class->isQObject()) { // ### throw exceptions when objects are null... s << INDENT << "if (!" << qt_name << ") " << default_return_statement_java(function_return_type) << ";" << endl << endl; } } void CppImplGenerator::writeJavaToQt(QTextStream &s, const AbstractMetaType *java_type, const QString &qt_name, const QString &java_name, const AbstractMetaFunction *java_function, int argument_index, Option options) { // Conversion to C++: Shell code for return values, native code for arguments TypeSystem::Language lang = argument_index == 0 ? TypeSystem::ShellCode : TypeSystem::NativeCode; if (java_function && writeConversionRule(s, lang, java_function, argument_index, qt_name, java_name)) return; if (java_type == 0) { QString warn = QString("no conversion possible for argument '%1' in function '%2::%3' for " "language '%4'") .arg(argument_index) .arg(java_function->implementingClass()->name()) .arg(java_function->name()) .arg(int(lang)); ReportHandler::warning(warn); return; } if (java_type->name() == "QModelIndex") { s << INDENT << "QModelIndex " << qt_name << " = qtd_to_QModelIndex(" << java_name << ");" << endl; } else if (java_type->typeEntry()->isStructInD()) { // empty } else if (java_type->typeEntry() && java_type->typeEntry()->qualifiedCppName() == "QString") { s << INDENT << "QString " << qt_name << " = " << QString("QString::fromUtf8((const char *)%1.ptr, %1.length);").arg(java_name) << endl; } else if (java_type->isJObjectWrapper()) { s << INDENT << "JObjectWrapper " << qt_name << " = qtjambi_to_jobjectwrapper(__jni_env, " << java_name << ");" << endl; } else if (java_type->isVariant()) { s << INDENT << "QVariant " << qt_name << " = " << java_name << " == NULL ? QVariant() : QVariant(*" << java_name << ");" << endl; } else if (java_type->isArray() && java_type->arrayElementType()->isPrimitive()) { AbstractMetaType *elementType = java_type->arrayElementType(); // ### Don't assert on wrong array lengths // s << INDENT << "Q_ASSERT(__jni_env->GetArrayLength((jarray) " << java_name << ") == " << java_type->arrayElementCount() << ");" << endl; s << INDENT; writeTypeInfo(s, elementType); s << " *" << qt_name << " = ("; writeTypeInfo(s, elementType); s << "*) " << java_name << ";" << endl; /* s << INDENT << "__jni_env->" << getXxxArrayRegion(elementType) << "( (" << translateType(java_type, options) << ")" << java_name << ", 0, " << java_type->arrayElementCount() << ", " << "(" << translateType(elementType, options) << " *" << ")" << qt_name << ");" << endl; */ } else if (java_type->isArray()) { AbstractMetaType *elementType = java_type->arrayElementType(); s << INDENT << "Q_ASSERT(__jni_env->GetArrayLength((jarray) " << java_name << ") == " << java_type->arrayElementCount() << ");" << endl; writeTypeInfo(s, elementType); s << "[" << java_type->arrayElementCount() << "]" << qt_name << ";" << endl; for (int i=0; i<java_type->arrayElementCount(); ++i) { writeJavaToQt(s, elementType, qt_name + "[" + QString::number(i) + "]", "__jni_env->GetObjectArrayElement(" + java_name + ", " + QString::number(i) + ")", 0, -1, options); } } else if (java_type->isTargetLangString()) { s << INDENT << "QString " << qt_name << " = " << "QString::fromUtf8(" << java_name << ", " << java_name << "_size);" << endl; // qtd << " = qtjambi_to_qstring(__jni_env, (jstring) " << java_name << ");" << endl; } else if (java_type->isTargetLangChar()) { s << INDENT << "QChar " << qt_name << " = (ushort)" << java_name << ";" << endl; } else if (java_type->isEnum() || java_type->isFlags()) { bool written = false; if (java_type->isEnum()) { AbstractMetaEnum *java_enum = m_classes.findEnum(static_cast<const EnumTypeEntry *>(java_type->typeEntry())); if (java_enum && !java_enum->isPublic()) { s << INDENT << "int " << qt_name << " = "; written = true; } } if (!written) { QString qualified_name = java_type->typeEntry()->qualifiedCppName(); s << INDENT << qualified_name << " " << qt_name << " = (" << qualified_name << ") "; } if ((options & EnumAsInts) == 0 && (java_type->isTargetLangEnum() || java_type->isTargetLangFlags())) { s << java_name << ";" << endl; } else if (options & BoxedPrimitive) { const PrimitiveTypeEntry *pentry = TypeDatabase::instance()->findTargetLangPrimitiveType("int"); Q_ASSERT(pentry); s << java_name << ";" << endl; } else { s << java_name << ';' << endl; } } else if (java_type->isContainer()) { writeJavaToQtContainer(s, java_type, qt_name, java_name, 0, -1); } else if (java_type->isThread()) { s << INDENT << "QThread *" << qt_name << " = qtjambi_to_thread(__jni_env, " << java_name << ");" << endl; } else if (java_type->typeEntry()->isCustom()) { const CustomTypeEntry *custom_type = static_cast<const CustomTypeEntry *>(java_type->typeEntry()); s << INDENT; custom_type->generateCppJavaToQt(s, java_type, "__jni_env", qt_name, java_name); s << ";" << endl; } else { const TypeEntry *type = java_type->typeEntry(); QString class_name = type->name(); QString qualified_class_name = fixCppTypeName(type->qualifiedCppName()); // Declaration and the c-cast s << INDENT; writeTypeInfo(s, java_type); s << ' ' << qt_name << " = ("; writeTypeInfo(s, java_type); s << ") "; if (java_type->isPrimitive()) { if (options & BoxedPrimitive) { const PrimitiveTypeEntry *pentry = static_cast<const PrimitiveTypeEntry *>(type); //std::cout << "---error_here " << type->targetLangName().toStdString() << " \n"; //std::cout << "----func_here " << java_function->marshalledName().toStdString() << " \n"; if (!pentry->preferredConversion()) pentry = TypeDatabase::instance()->findTargetLangPrimitiveType(pentry->targetLangName()); Q_ASSERT(pentry); s << java_name << ";" << endl; } else if ((options & GlobalRefJObject) && type->jniName() == QLatin1String("jobject")) { s << "__jni_env->NewGlobalRef(" << java_name << ");" << endl; } else { s << java_name << ';' << endl; } #if 0 } else if (java_type->isEnum()) { s << "qtjambi_to_enum(__jni_env, " << java_name << ");" << endl; #endif } else if ((java_type->isQObject() || java_type->isObject()) && static_cast<const ObjectTypeEntry *>(type)->designatedInterface()) { /* qtd const InterfaceTypeEntry *ie = static_cast<const ObjectTypeEntry *>(type)->designatedInterface(); s << "qtjambi_to_interface(__jni_env, "; // This cast is only valid if we're dealing with a native id if ((options & UseNativeIds) == UseNativeIds) s << "(QtJambiLink *)"; */ s << java_name << ";" << endl; /* qtd s << "\"" << ie->targetLangName() << "\", \"" << ie->javaPackage().replace(".", "/") << "/\", " << "\"__qt_cast_to_" << type->targetLangName() << "\");" << endl; */ } else if (java_type->isObject() || java_type->isQObject() || java_type->isNativePointer()) { if (java_type->isReference()) { s << "* (" << qualified_class_name << " " << QString(java_type->actualIndirections(), '*') << ") "; } if (java_type->isNativePointer()) { /* qtd s << "qtjambi_to_cpointer(" << "__jni_env, " << java_name << ", " << java_type->actualIndirections() << ");" << endl; */ s << java_name << ";" << endl; // qtd }/* qtd else if (java_type->isQObject()) { if ((options & UseNativeIds) == 0) s << "qtjambi_to_qobject(__jni_env, "; else s << "qtjambi_from_jlong("; s << java_name; s << ");" << endl; }*/ else { /* qtd if ((options & UseNativeIds) == 0) s << "qtjambi_to_object(__jni_env, "; else s << "qtjambi_from_jlong("; */ s << java_name; s << ";" << endl; // + // qtd s << ");" << endl; } } else { // Return values... if (argument_index == 0) { s << "(" << java_name << " != 0 ? *(" << qualified_class_name << " *)"; /* qtd if ((options & UseNativeIds) == 0) s << "qtjambi_to_object(__jni_env, "; else s << "qtjambi_from_jlong("; */ s << java_name; s << " : " << qualified_class_name << "());" << endl; } else { s << "*" << "(" << qualified_class_name << " *)"; bool null_check = false; /* qtd if ((options & UseNativeIds) == 0) { s << "qtjambi_to_object(__jni_env, "; } else if (hasDefaultConstructor(java_type)) { null_check = true; s << "(" << java_name << " != 0 ? qtjambi_from_jlong("; } else { s << "qtjambi_from_jlong("; } */ s << java_name; // qtd s << ")"; if (null_check) s << " : default_" << QString(qualified_class_name).replace("::", "_") << "())"; s << ";" << endl; } } } // qtd s << INDENT << "QTJAMBI_EXCEPTION_CHECK(__jni_env);" << endl; } void CppImplGenerator::writeQtToJava(QTextStream &s, const AbstractMetaType *java_type, const QString &qt_name, const QString &java_name, const AbstractMetaFunction *java_function, int argument_index, Option option) { // Conversion to Java: Native code for return values, shell code for arguments TypeSystem::Language lang = argument_index == 0 ? TypeSystem::NativeCode : TypeSystem::ShellCode; /* qtd if (java_function && writeConversionRule(s, lang, java_function, argument_index, qt_name, java_name)) return; */ if (java_type == 0) { QString warn = QString("no conversion possible for argument '%1' in function '%2::%3' for " "language '%4'") .arg(argument_index) .arg(java_function->implementingClass()->name()) .arg(java_function->name()) .arg(int(lang)); ReportHandler::warning(warn); return; } if (java_type->name() == "QModelIndex") { QString prefix = "*"; if (option & BoxedPrimitive) s << INDENT << "QModelIndexAccessor tmp_index = qtd_from_QModelIndex(" << qt_name << ");" << endl << INDENT << "QModelIndexAccessor *" << java_name << " = &tmp_index;" << endl; else s << INDENT << "*" << java_name << " = qtd_from_QModelIndex(" << qt_name << ");" << endl; } else if (java_type->typeEntry()->isStructInD()) { if (option & BoxedPrimitive) { s << INDENT << java_type->typeEntry()->name() << " *" << java_name << " = (" << java_type->typeEntry()->name() << " *) &" << qt_name << ";" << endl; } else { s << INDENT << "*" << java_name << " = " << qt_name << ";" << endl; } } else if (java_type->isArray() && java_type->arrayElementType()->isPrimitive()) { AbstractMetaType *elementType = java_type->arrayElementType(); /* qtd s << INDENT << translateType(java_type, option) << " " << java_name << " = __jni_env->" << newXxxArray(elementType) << "(" << java_type->arrayElementCount() << ");" << endl; s << INDENT << "__jni_env->" << setXxxArrayRegion(elementType) << "(" << "(" << translateType(java_type, option) << ")" << java_name << ", 0, " << java_type->arrayElementCount() << ", " << "(" << translateType(elementType, option) << " *" << ")" << qt_name << ");" << endl; */ s << INDENT << translateType(java_type, option) << " " << java_name << " = " << qt_name << ";" <<endl; } else if (java_type->isArray()) { AbstractMetaType *elementType = java_type->arrayElementType(); s << INDENT << "jobject " << java_name << " = __jni_env->NewObjectArray(" << java_type->arrayElementCount() << ");" << endl; s << "jobject __qt_element = 0;"; for (int i=0; i<java_type->arrayElementCount(); ++i) { writeQtToJava(s, elementType, qt_name + "[" + QString::number(i) + "]", "__qt_element", 0, -1, option); s << "__jni_env->SetObjectArrayElement((jobjectArray) " << java_name << ", " << i << ", __qt_element);" << endl; } } else if (java_type->isPrimitive()) { const PrimitiveTypeEntry *type = static_cast<const PrimitiveTypeEntry *>(java_type->typeEntry()); Q_ASSERT(type); QString ret_val; if (java_function) ret_val = jniReturnName(java_function); else ret_val = fixCppTypeName(java_type->typeEntry()->qualifiedCppName()); s << INDENT << ret_val << " " << java_name << " = " << qt_name << ";" << endl; } else if (java_type->isJObjectWrapper()) { s << INDENT << "jobject " << java_name << " = qtjambi_from_jobjectwrapper(__jni_env, " << qt_name << ");" << endl; } else if (java_type->isVariant()) { s << INDENT << "QVariant *" << java_name << " = new QVariant(" << qt_name << ");" << endl; } else if (java_type->isTargetLangString()) { if(java_type->typeEntry()->qualifiedCppName() == "QStringRef") { s << INDENT << "const QString *str_ref = " << qt_name << ".string();" << endl << INDENT << "if(str_ref)" << endl << INDENT << " qtd_toUtf8(str_ref->utf16(), str_ref->size(), " << java_name << ");" << endl << INDENT << "else {" << endl << INDENT << " QString empty_str;" << endl << INDENT << " qtd_toUtf8(empty_str.utf16(), empty_str.size(), " << java_name << ");" << endl << INDENT << "}" << endl; } else { s << INDENT << QString("qtd_toUtf8(%1.utf16(), %1.size(), %2);").arg(qt_name, java_name) << endl; } } else if (java_type->isTargetLangChar()) { s << INDENT << "jchar " << java_name << " = " << qt_name << ".unicode();" << endl; } else if (java_type->isIntegerEnum() || java_type->isIntegerFlags() || ((option & EnumAsInts) && (java_type->isEnum() || java_type->isFlags()))) { // } else if (java_type->isEnum() || java_type->isFlags()) { // if (option & EnumAsInts) { // qDebug() << java_type->name() << "should be int..."; // } /* if (option & BoxedPrimitive) { s << INDENT << "jobject " << java_name << " = qtjambi_from_int(__jni_env, " << qt_name << ");" << endl; } else */{ s << INDENT << "int " << java_name << " = " << qt_name << ";" << endl; } } else if (java_type->isTargetLangEnum()) { Q_ASSERT((option & EnumAsInts) == 0); const EnumTypeEntry *et = static_cast<const EnumTypeEntry *>(java_type->typeEntry()); s << INDENT << "int " << java_name << " = " << qt_name << ";" << endl; } else if (java_type->isTargetLangFlags()) { Q_ASSERT((option & EnumAsInts) == 0); const FlagsTypeEntry *ft = static_cast<const FlagsTypeEntry *>(java_type->typeEntry()); s << INDENT << "jobject " << java_name << " = qtjambi_from_flags(__jni_env, " << qt_name << ", \"" << ft->javaPackage().replace('.', '/') << '/' << ft->originator()->javaQualifier() << '$' << ft->targetLangName() << "\");" << endl; } else if (java_type->isContainer()) { writeQtToJavaContainer(s, java_type, qt_name, java_name, 0, -1); } else if (java_type->isThread()) { s << INDENT << "jobject " << java_name << " = qtjambi_from_thread(__jni_env, " << qt_name << ");" << endl; } else if (!java_type->isNativePointer() && java_type->typeEntry()->isCustom()) { s << INDENT; static_cast<const CustomTypeEntry *>(java_type->typeEntry()) ->generateCppQtToJava(s, java_type, "__jni_env", qt_name, java_name); s << ";" << endl; } else { QString return_type; if (java_function) return_type = jniReturnName(java_function); else { return_type = jniReturnType(java_type); return_type = fixCppTypeName(return_type); // return_type = fixCppTypeName(java_type->typeEntry()->qualifiedCppName()); } /* if( (java_type->isValue() && !java_type->typeEntry()->isStructInD()) || java_type->isObject() ) s << INDENT << return_type << " *" << java_name << " = (" << return_type << "*) "; else*/ s << INDENT << return_type << " " << java_name << " = (" << return_type << ") "; if (java_type->isQObject()) { /* qtd s << "qtjambi_from_qobject(__jni_env, " << "(QObject *) "; if (java_type->isReference() && java_type->indirections() == 0) s << "&"; s << qt_name << ", \"" << java_type->typeEntry()->lookupName() << "\"" << ", \"" << java_type->package().replace(".", "/") << "/\"" << ");" << endl; */ s << qt_name << ";" << endl; #if 0 } else if (java_type->isEnum()) { const EnumTypeEntry *et = static_cast<const EnumTypeEntry *>(java_type->typeEntry()); s << "qtjambi_from_enum(__jni_env, " << qt_name << ", \"" << et->javaQualifier() << "$" << et->targetLangName() << "\");" << endl; #endif } else if (java_type->isNativePointer()) { /* qtd s << "qtjambi_from_cpointer(__jni_env, "; if (java_type->isReference()) s << "&"; s << qt_name << ", " << nativePointerType(java_type) << ", " << java_type->actualIndirections() << ");" << endl; */ if (java_type->isReference()) s << "&"; s << qt_name << ";" << "// qtjambi_from_cpointer" << endl; } else if (java_type->isValue()) { // qtd s << fromObject(java_type->typeEntry(), "&" + qt_name) << endl; s << "new " << java_type->typeEntry()->qualifiedCppName() << "(" << qt_name << ");" << endl; } else { // qtd s << fromObject(java_type->typeEntry(), // qtd (java_type->isReference() ? "&" : "") + qt_name) << endl; s << qt_name << ";" << endl; } } } QString CppImplGenerator::getTypeName(const TypeEntry *entry, Option option) { if(entry->isEnum() && (option & EnumAsInts)) return "int"; return entry->lookupName(); } void CppImplGenerator::writeQtToJavaContainer(QTextStream &s, const AbstractMetaType *java_type, const QString &qt_name, const QString &java_name, const AbstractMetaFunction *java_function, int argument_index) { // Language for conversion to Java: Native code for return values and Shell code for arguments TypeSystem::Language lang = argument_index == 0 ? TypeSystem::NativeCode : TypeSystem::ShellCode; if (java_function && writeConversionRule(s, lang, java_function, argument_index, qt_name, java_name)) return; if (java_type == 0) { QString warn = QString("no conversion possible for argument '%1' in function '%2::%3' for " "language '%4'") .arg(argument_index) .arg(java_function->implementingClass()->name()) .arg(java_function->name()) .arg(int(lang)); ReportHandler::warning(warn); return; } Q_ASSERT(java_type->isContainer()); const ContainerTypeEntry *type = static_cast<const ContainerTypeEntry *>(java_type->typeEntry()); if (type->type() == ContainerTypeEntry::VectorContainer || type->type() == ContainerTypeEntry::LinkedListContainer || type->type() == ContainerTypeEntry::StackContainer || type->type() == ContainerTypeEntry::SetContainer || type->type() == ContainerTypeEntry::QueueContainer) { Q_ASSERT(java_type->instantiations().size() == 1); AbstractMetaType *targ = java_type->instantiations().first(); QString cls_name = getTypeName(targ->typeEntry(), EnumAsInts); cls_name.remove("_ConcreteWrapper"); s << endl << INDENT; switch (type->type()) { case ContainerTypeEntry::LinkedListContainer: case ContainerTypeEntry::QueueContainer: s << "qtjambi_linkedlist_new(__jni_env)"; break; case ContainerTypeEntry::StackContainer: s << "qtjambi_stack_new(__jni_env)"; break; case ContainerTypeEntry::SetContainer: s << "qtjambi_hashset_new(__jni_env)"; break; default: s << "qtd_allocate_" << cls_name << "_array(" << java_name << ", " << qt_name << ".size())"; break; } s << ";" << endl << INDENT; writeTypeInfo(s, java_type, ForceValueType); QString index = "i_" + qt_name; s << "::const_iterator " << qt_name << "_end_it = " << qt_name << ".constEnd();" << endl << INDENT << QString("int %0 = 0;").arg(index) << endl << INDENT; s << "for ("; writeTypeInfo(s, java_type, ForceValueType); s << "::const_iterator " << qt_name << "_it = " << qt_name << ".constBegin(); " << qt_name << "_it != " << qt_name << "_end_it; ++" << qt_name << "_it) {" << endl; { Indentation indent(INDENT); s << INDENT; writeTypeInfo(s, targ); s << " __qt_tmp = *" << qt_name << "_it;" << endl; if(targ->isTargetLangString()) s << INDENT << "void *__java_tmp = qtd_string_from_array(" << java_name << ", " << index << ");" << endl; writeQtToJava(s, targ, "__qt_tmp", "__java_tmp", 0, -1, BoxedPrimitive); s << INDENT << "qtd_assign_" << cls_name << "_array_element(" << java_name << ", " << index << ", __java_tmp);" << endl; s << INDENT << "++" << index << ";" << endl; } s << INDENT << "}" << endl; } else if (type->isQList()) { // QList<QObject*> & list2 = (*(QList<QObject*> *)nativeId); writeTypeInfo(s, java_type, ForceValueType); s << "&" << java_name << "_tmp = (*("; writeTypeInfo(s, java_type, ForceValueType); s << "*)" << java_name << ");" << endl << INDENT << java_name << "_tmp = " << qt_name << ";" << endl; } else if (type->type() == ContainerTypeEntry::PairContainer) { QList<AbstractMetaType *> args = java_type->instantiations(); Q_ASSERT(args.size() == 2); s << INDENT << "jobject " << java_name << ";" << endl << INDENT << "{" << endl; { Indentation indent(INDENT); writeQtToJava(s, args.at(0), qt_name + ".first", "__java_tmp_first", 0, -1, BoxedPrimitive); writeQtToJava(s, args.at(1), qt_name + ".second", "__java_tmp_second", 0, -1, BoxedPrimitive); s << INDENT << java_name << " = qtjambi_pair_new(__jni_env, " << "__java_tmp_first, __java_tmp_second);" << endl; } s << INDENT << "}" << endl; } else if (type->type() == ContainerTypeEntry::MultiMapContainer) { Q_ASSERT(java_type->instantiations().size() == 2); AbstractMetaType *targ_key = java_type->instantiations().at(0); AbstractMetaType *targ_val = java_type->instantiations().at(1); s << endl << INDENT << "jobject " << java_name << " = qtjambi_treemap_new(__jni_env, " << qt_name << ".keys().size());" << endl << INDENT << "QList<"; writeTypeInfo(s, targ_key); s << "> __qt_keys = " << qt_name << ".keys();" << endl << INDENT << "for (int i=0; i<__qt_keys.size(); ++i) {" << endl; { Indentation indent(INDENT); s << INDENT; writeTypeInfo(s, targ_key); s << " __qt_tmp_key = __qt_keys.at(i);" << endl; writeQtToJava(s, targ_key, "__qt_tmp_key", "__java_tmp_key", 0, -1, BoxedPrimitive); s << INDENT << "QList<"; writeTypeInfo(s, targ_val); s << "> __qt_values = " << qt_name << ".values(__qt_tmp_key);" << endl << INDENT << "jobject __java_value_list = qtjambi_arraylist_new(__jni_env, __qt_values.size());" << endl << INDENT << "for (int j=0; j<__qt_values.size(); ++j) {" << endl; { Indentation indent(INDENT); s << INDENT; writeTypeInfo(s, targ_val); s << " __qt_tmp_val = __qt_values.at(j);" << endl; writeQtToJava(s, targ_val, "__qt_tmp_val", "__java_tmp_val", 0, -1, BoxedPrimitive); s << INDENT << "qtjambi_collection_add(__jni_env, __java_value_list, __java_tmp_val);" << endl; } s << INDENT << "}" << endl << INDENT << "qtjambi_map_put(__jni_env, " << java_name << ", __java_tmp_key, __java_value_list);" << endl; } s << INDENT << "}" << endl; } else if (type->type() == ContainerTypeEntry::MapContainer || type->type() == ContainerTypeEntry::HashContainer) { QString constructor = type->type() == ContainerTypeEntry::MapContainer ? "qtjambi_treemap_new" : "qtjambi_hashmap_new"; Q_ASSERT(java_type->instantiations().size() == 2); AbstractMetaType *targ_key = java_type->instantiations().at(0); AbstractMetaType *targ_val = java_type->instantiations().at(1); s << endl << INDENT << "jobject " << java_name << " = " << constructor << "(__jni_env, " << qt_name << ".size());" << endl << INDENT; writeTypeInfo(s, java_type, Option(ExcludeReference | ExcludeConst)); s << "::const_iterator it;" << endl << INDENT << "for (it=" << qt_name << ".constBegin(); it!=" << qt_name << ".constEnd(); ++it) {" << endl; { Indentation indent(INDENT); s << INDENT; writeTypeInfo(s, targ_key); s << " __qt_tmp_key = it.key();" << endl << INDENT; writeTypeInfo(s, targ_val); s << " __qt_tmp_val = it.value();" << endl; writeQtToJava(s, targ_key, "__qt_tmp_key", "__java_tmp_key", 0, -1, BoxedPrimitive); writeQtToJava(s, targ_val, "__qt_tmp_val", "__java_tmp_val", 0, -1, BoxedPrimitive); s << INDENT << "qtjambi_map_put(__jni_env, " << java_name << ", __java_tmp_key, __java_tmp_val);" << endl; } s << INDENT << "}" << endl; } else { ReportHandler::warning(QString("unable to generate container type %1, type=%2") .arg(java_type->name()).arg(type->type())); } // qtd s << INDENT << "QTJAMBI_EXCEPTION_CHECK(__jni_env);" << endl; } void CppImplGenerator::writeJavaToQtContainer(QTextStream &s, const AbstractMetaType *java_type, const QString &qt_name, const QString &java_name, const AbstractMetaFunction *java_function, int argument_index) { // Conversion to C++: Shell code for return value, native code for arguments TypeSystem::Language lang = argument_index == 0 ? TypeSystem::ShellCode : TypeSystem::NativeCode; if (java_function && writeConversionRule(s, lang, java_function, argument_index, qt_name, java_name)) return; if (java_type == 0) { QString warn = QString("no conversion possible for argument '%1' in function '%2::%3' for " "language '%4'") .arg(argument_index) .arg(java_function->implementingClass()->name()) .arg(java_function->name()) .arg(int(lang)); ReportHandler::warning(warn); return; } Q_ASSERT(java_type->isContainer()); const ContainerTypeEntry *type = static_cast<const ContainerTypeEntry *>(java_type->typeEntry()); if (type->type() == ContainerTypeEntry::VectorContainer || type->type() == ContainerTypeEntry::LinkedListContainer || type->type() == ContainerTypeEntry::StackContainer || type->type() == ContainerTypeEntry::SetContainer || type->type() == ContainerTypeEntry::QueueContainer) { Q_ASSERT(java_type->instantiations().size() == 1); AbstractMetaType *targ = java_type->instantiations().first(); QString elem_type = getTypeName(targ->typeEntry(), EnumAsInts); elem_type.remove("_ConcreteWrapper"); s << INDENT; writeTypeInfo(s, java_type, ForceValueType); s << qt_name << ";" << endl; { if (type->type() == ContainerTypeEntry::VectorContainer || type->type() == ContainerTypeEntry::StackContainer) s << INDENT << qt_name << ".reserve(" << java_name << "->length);" << endl; s << INDENT << "for (int i=0; i<" << java_name << "->length; ++i) {" << endl; { Indentation indent(INDENT); if(targ->isTargetLangString()) s << INDENT << "DArray __d_element;" << endl << INDENT << "qtd_get_string_from_array(" << java_name << "->ptr, i, &__d_element);" << endl; else { s << INDENT; writeTypeInfo(s, targ, Option(VirtualDispatch | ForcePointer | EnumAsInts)); QString cast_string = ""; const TypeEntry* centry = targ->typeEntry(); if (centry->isComplex() && (centry->isObject() || centry->isValue() || centry->isInterface())) cast_string = "(void**)"; s << "__d_element;" << endl << INDENT << "qtd_get_" << elem_type << "_from_array(" << java_name << ", i, &__d_element);" << endl; } writeJavaToQt(s, targ, "__qt_element", "__d_element", 0, -1, BoxedPrimitive); QString cont_element = "__qt_element"; if(targ->typeEntry()->isStructInD() && targ->name() != "QModelIndex") cont_element = "__d_element"; s << INDENT << qt_name << " << " << cont_element << ";" << endl; } // qtd s << INDENT << "}" << endl; } s << INDENT << "}" << endl; } else if (type->isQList()) { writeTypeInfo(s, java_type, ForceValueType); s << qt_name << " = (*("; writeTypeInfo(s, java_type, ForceValueType); s << "*)" << java_name << ");" << endl; } else if (type->type() == ContainerTypeEntry::PairContainer) { QList<AbstractMetaType *> targs = java_type->instantiations(); Q_ASSERT(targs.size() == 2); s << INDENT; writeTypeInfo(s, java_type, ForceValueType); s << " " << qt_name << ";" << endl << INDENT << "if (" << java_name << " != 0) {" << endl; { // separate scope required just in case function takes two QPair's. Indentation indent(INDENT); s << INDENT << "jobject __java_first = qtjambi_pair_get(__jni_env, " << java_name << ", 0);" << endl; writeJavaToQt(s, targs.at(0), "__qt_first", "__java_first", 0, -1, BoxedPrimitive); s << INDENT << "jobject __java_second = qtjambi_pair_get(__jni_env, " << java_name << ", 1);" << endl; writeJavaToQt(s, targs.at(1), "__qt_second", "__java_second", 0, -1, BoxedPrimitive); s << INDENT << qt_name << ".first = __qt_first;" << endl << INDENT << qt_name << ".second = __qt_second;" << endl; } s << INDENT << "}" << endl; } else if (type->type() == ContainerTypeEntry::MapContainer || type->type() == ContainerTypeEntry::HashContainer) { Q_ASSERT(java_type->instantiations().size() == 2); AbstractMetaType *targ_key = java_type->instantiations().at(0); AbstractMetaType *targ_val = java_type->instantiations().at(1); s << INDENT; writeTypeInfo(s, java_type, ForceValueType); s << qt_name << ";" << endl; s << INDENT << "if (" << java_name << " != 0) {" << endl; { Indentation indent(INDENT); s << INDENT << "int __qt_list_size = qtjambi_map_size(__jni_env, " << java_name << ");" << endl << INDENT << "jobjectArray __java_entry_set = qtjambi_map_entryset_array(__jni_env, " << java_name << ");" << endl; s << INDENT << "for (int i=0; i<__qt_list_size; ++i) {" << endl; { Indentation indent(INDENT); s << INDENT << "QPair<jobject, jobject> __java_entry = " << "qtjambi_entryset_array_get(__jni_env, __java_entry_set, i);" << endl << INDENT << "jobject __java_key = __java_entry.first;" << endl << INDENT << "jobject __java_val = __java_entry.second;" << endl; writeJavaToQt(s, targ_key, "__qt_key", "__java_key", 0, -1, BoxedPrimitive); writeJavaToQt(s, targ_val, "__qt_val", "__java_val", 0, -1, BoxedPrimitive); s << INDENT << qt_name << ".insert(__qt_key, __qt_val);" << endl; } s << INDENT << "}" << endl; } s << INDENT << "}" << endl; } else { ReportHandler::warning(QString("unable to generate container type %1, %2") .arg(java_type->name()).arg(type->type())); } } void CppImplGenerator::writeFunctionCall(QTextStream &s, const QString &object_name, const AbstractMetaFunction *java_function, const QString &prefix, Option option, const QStringList &extra_arguments) { QString function_name = option & OriginalName ? java_function->originalName() : java_function->name(); AbstractMetaClassList interfaces = java_function->implementingClass()->interfaces(); QString classPrefix; if (prefix.isEmpty() && !java_function->implementingClass()->interfaces().isEmpty() && !java_function->implementingClass()->inheritsFrom(java_function->declaringClass())) { classPrefix = java_function->declaringClass()->qualifiedCppName() + "::"; } if (java_function->isInGlobalScope()) { // Global scope stream operators need the arguments to be reordered (this ref at end) // so we special case them in order to simplify this code bool stream_operator = java_function->originalName() == "operator<<" || java_function->originalName() == "operator>>"; if (java_function->type() == 0) s << "if (" << object_name << " != 0) "; else s << "(" << object_name << " != 0) ? "; s << "::" << prefix << function_name << "("; if (!stream_operator) s << "*" << object_name << ", "; writeFunctionCallArguments(s, java_function, "__qt_"); if (stream_operator) s << ", *" << object_name; s << ")"; if (java_function->type() != 0) s << " : " << default_return_statement_qt(java_function->type(), Generator::Option(option | Generator::NoReturnStatement)); s << ";"; } else { s << object_name << (java_function->isStatic() ? QLatin1String("::") : QLatin1String("->") + classPrefix) << prefix << function_name << "("; writeFunctionCallArguments(s, java_function, "__qt_"); // The extra arguments... for (int i=0; i<extra_arguments.size(); ++i) { if (i > 0 || java_function->arguments().size() != 0) s << ", "; s << extra_arguments.at(i); } s << ");"; } s << endl; } void CppImplGenerator::writeFunctionCallArguments(QTextStream &s, const AbstractMetaFunction *java_function, const QString &prefix, Option options) { AbstractMetaArgumentList arguments = java_function->arguments(); int written_arguments = 0; const AbstractMetaClass *cls = java_function->ownerClass(); if (java_function->isConstructor() && cls->hasVirtualFunctions()) { s << "d_ptr"; written_arguments++; } for (int i=0; i<arguments.size(); ++i) { const AbstractMetaArgument *argument = arguments.at(i); AbstractMetaType *a_type = argument->type(); if ((options & SkipRemovedArguments) == SkipRemovedArguments && java_function->argumentRemoved(i+1)) { continue; } if (written_arguments++ > 0) { s << ", "; } bool enum_as_int = (options & EnumAsInts) && (argument->type()->typeEntry()->isEnum() || argument->type()->typeEntry()->isFlags()); if (a_type->isEnum()) { AbstractMetaEnum *java_enum = m_classes.findEnum(static_cast<const EnumTypeEntry *>(argument->type()->typeEntry())); if (java_enum == 0) { ReportHandler::warning(QString("enum not found: '%1'") .arg(argument->type()->typeEntry()->qualifiedCppName())); } else { enum_as_int |= !java_enum->isPublic(); } } if ( (options & VirtualDispatch) && a_type->isContainer()) { if ( ((const ContainerTypeEntry *)a_type->typeEntry())->isQList() ) s << "(void*)&" << argument->indexedName(); else s << "__d_" << argument->indexedName(); continue; } if ((!(options & NoCasts) && !enum_as_int) || ((options & ForceEnumCast) && a_type->isEnum())) { // If the type in the signature is specified without template instantiation, but the // class is actually a template class, then we have troubles. AbstractMetaClass *cls = classes().findClass(argument->type()->typeEntry()->qualifiedCppName()); if ( (options & VirtualDispatch) && !a_type->typeEntry()->isStructInD() && ( a_type->isValue() || (a_type->isReference() && (a_type->typeEntry()->isValue() || a_type->typeEntry()->isObject() || a_type->typeEntry()->isPrimitive()) && !a_type->isTargetLangString()) ) ) s << "&"; if( (options & VirtualDispatch) && a_type->typeEntry()->isStructInD() && a_type->isReference()) s << "&"; if ( (options & VirtualDispatch) && ( a_type->isTargetLangString() || a_type->name() == "QModelIndex" ) ) ; else if (cls == 0 || cls->templateArguments().size() == a_type->instantiations().size()) { s << "("; writeTypeInfo(s, a_type, options); s << ")"; } } if (a_type->isNativePointer() && a_type->typeEntry()->name() == "QString" && !a_type->isReference()) s << "&"; if ( ( !a_type->isPrimitive() || !java_function->conversionRule(TypeSystem::NativeCode, argument->argumentIndex()+1).isEmpty() ) && (!a_type->typeEntry()->isStructInD() || a_type->name() == "QModelIndex") ) { s << prefix; } if (options & VirtualDispatch) { if( argument->type()->isTargetLangString()) s << argument->indexedName() << ".utf16(), " << argument->indexedName() << ".size()"; else if (argument->type()->name() == "QModelIndex") s << "qtd_from_QModelIndex(" << argument->indexedName() << ")"; else s << argument->indexedName(); } else s << argument->indexedName(); } } QString CppImplGenerator::translateType(const AbstractMetaType *java_type, Option option, bool d_export) { if (!java_type) return "void"; const TypeEntry *type = java_type->typeEntry(); QString class_name = type->name(); QString qualified_class_name = fixCppTypeName(type->qualifiedCppName()); QString d_name = qualified_class_name; if (d_export) d_name = type->lookupName(); if (java_type->isPrimitive() || java_type->isTargetLangString() || java_type->isVariant() || java_type->isJObjectWrapper() || java_type->isTargetLangChar()) { return d_name; } else if (java_type->isArray()) { if (d_export) return java_type->arrayElementType()->name() + "*"; else return java_type->arrayElementType()->typeEntry()->qualifiedCppName() + "*"; } else if (java_type->isIntegerEnum() || java_type->isIntegerFlags() || ((option & EnumAsInts) && (java_type->isEnum() || java_type->isFlags()))) { return "int"; } else if (java_type->isReference()) { if (java_type->typeEntry()->isValue()) return "void*"; else return d_name + " "+ QString(java_type->actualIndirections(), '*'); } else if (java_type->isNativePointer()) { if (java_type->typeEntry()->isStructInD() && dVersion == 2 && java_type->isConstant() && d_export) return "const(" + d_name + QString(java_type->indirections()-1, '*') + ")*"; else if (java_type->typeEntry()->isValue()) return "void*"; else if (java_type->typeEntry()->isEnum() && d_export) return "int" + QString(java_type->indirections(), '*'); else { if (java_type->isConstant() && dVersion == 2 && d_export) return "const (" + d_name + QString(java_type->indirections(), '*') + ")"; else return d_name + QString(java_type->indirections(), '*'); } } else { return d_name + QString(java_type->indirections(), '*'); } } void CppImplGenerator::writeExtraIncludes(QTextStream &s, const AbstractMetaClass *java_class) { IncludeList includes = java_class->typeEntry()->extraIncludes(); qSort(includes.begin(), includes.end()); int used = 0; foreach (const Include &i, includes) { if (i.type != Include::TargetLangImport) { s << i.toString() << endl; ++used; } } if (used) s << endl; } void CppImplGenerator::writeDefaultConstructedValues_helper(QSet<QString> &values, const AbstractMetaFunction *func) { foreach (AbstractMetaArgument *arg, func->arguments()) { AbstractMetaType *type = arg->type(); if (func->typeReplaced(arg->argumentIndex()+1).isEmpty() && type->isValue() && hasDefaultConstructor(type)) values << type->typeEntry()->qualifiedCppName(); } } void CppImplGenerator::writeDefaultConstructedValues(QTextStream &s, const AbstractMetaClass *java_class) { QSet<QString> values; // Class functions, more or less copied from the logic in write(Class) above... AbstractMetaFunctionList class_funcs; // Add normal final functions foreach (AbstractMetaFunction *function, java_class->functionsInTargetLang()) { if (!function->isEmptyFunction()) class_funcs << function; } // Add abstract functions, I think... foreach (AbstractMetaFunction *function, java_class->queryFunctions(AbstractMetaClass::NormalFunctions | AbstractMetaClass::AbstractFunctions | AbstractMetaClass::NotRemovedFromTargetLang)) { if (function->implementingClass() != java_class) class_funcs << function; } // Signals (their c++ wrapper calls actually...) class_funcs += java_class->queryFunctions(AbstractMetaClass::Signals); // foreach (AbstractMetaFunction *f, class_funcs) { writeDefaultConstructedValues_helper(values, f); } foreach (AbstractMetaField *field, java_class->fields()) { writeDefaultConstructedValues_helper(values, field->setter()); } if (!values.isEmpty()) { s << endl << endl << "// Default constructed values used throughout final functions..." << endl; for (QSet<QString>::const_iterator it = values.constBegin(); it != values.constEnd(); ++it) { s << "Q_GLOBAL_STATIC(" << *it << ", default_" << QString(*it).replace("::", "_") << ");" << endl; } s << endl << endl; } }