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/****************************************************************************
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**
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** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the Qt Script Generator project on Trolltech Labs.
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**
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** This file may be used under the terms of the GNU General Public
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** License version 2.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of
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** this file. Please review the following information to ensure GNU
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** General Public Licensing requirements will be met:
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** http://www.trolltech.com/products/qt/opensource.html
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**
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://www.trolltech.com/products/qt/licensing.html or contact the
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** sales department at sales@trolltech.com.
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**
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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**
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****************************************************************************/
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#include "shellheadergenerator.h"
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#include "fileout.h"
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#include <QtCore/QDir>
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#include <qdebug.h>
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QString ShellHeaderGenerator::fileNameForClass(const AbstractMetaClass *meta_class) const
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{
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return QString("PythonQtWrapper_%1.h").arg(meta_class->name());
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}
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void writeQtScriptQtBindingsLicense(QTextStream &stream);
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void ShellHeaderGenerator::write(QTextStream &s, const AbstractMetaClass *meta_class)
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{
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setupGenerator->addClass(meta_class);
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if (FileOut::license)
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writeQtScriptQtBindingsLicense(s);
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QString include_block = "PYTHONQTWRAPPER_" + meta_class->name().toUpper() + "_H";
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s << "#ifndef " << include_block << endl
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<< "#define " << include_block << endl << endl;
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Include inc = meta_class->typeEntry()->include();
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ShellGenerator::writeInclude(s, inc);
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s << "#include <QObject>" << endl << endl;
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s << "#include <PythonQt.h>" << endl << endl;
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IncludeList list = meta_class->typeEntry()->extraIncludes();
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qSort(list.begin(), list.end());
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foreach (const Include &inc, list) {
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ShellGenerator::writeInclude(s, inc);
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}
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s << endl;
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QString pro_file_name = meta_class->package().replace(".", "_") + "/" + meta_class->package().replace(".", "_") + ".pri";
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// if (!meta_class->generateShellClass()) {
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// s << "#endif" << endl << endl;
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// priGenerator->addHeader(pro_file_name, fileNameForClass(meta_class));
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// return ;
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// }
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AbstractMetaFunctionList ctors = meta_class->queryFunctions(AbstractMetaClass::Constructors
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| AbstractMetaClass::WasVisible
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| AbstractMetaClass::NotRemovedFromTargetLang);
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// Shell-------------------------------------------------------------------
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if (meta_class->generateShellClass()) {
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AbstractMetaFunctionList virtualsForShell = getVirtualFunctionsForShell(meta_class);
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s << "class " << shellClassName(meta_class)
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<< " : public " << meta_class->qualifiedCppName() << endl << "{" << endl;
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s << "public:" << endl;
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foreach(AbstractMetaFunction* fun, ctors) {
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s << " ";
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writeFunctionSignature(s, fun, 0,"PythonQtShell_",
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Option(IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces));
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s << ":" << meta_class->qualifiedCppName() << "(";
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QString scriptFunctionName = fun->originalName();
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AbstractMetaArgumentList args = fun->arguments();
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for (int i = 0; i < args.size(); ++i) {
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if (i > 0)
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s << ", ";
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s << args.at(i)->argumentName();
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}
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s << "),_wrapper(NULL) {};" << endl;
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}
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s << endl;
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foreach(AbstractMetaFunction* fun, virtualsForShell) {
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s << "virtual ";
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writeFunctionSignature(s, fun, 0, QString(),
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Option(IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces));
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s << ";" << endl;
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}
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s << endl;
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s << " PythonQtInstanceWrapper* _wrapper; " << endl;
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s << "};" << endl << endl;
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}
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// Promoter-------------------------------------------------------------------
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AbstractMetaFunctionList promoteFunctions = getProtectedFunctionsThatNeedPromotion(meta_class);
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if (!promoteFunctions.isEmpty()) {
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s << "class " << promoterClassName(meta_class)
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<< " : public " << meta_class->qualifiedCppName() << endl << "{ public:" << endl;
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foreach(AbstractMetaFunction* fun, promoteFunctions) {
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s << "inline ";
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writeFunctionSignature(s, fun, 0, "promoted_",
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Option(IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces));
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s << " { ";
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QString scriptFunctionName = fun->originalName();
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AbstractMetaArgumentList args = fun->arguments();
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if (fun->type())
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s << "return ";
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s << meta_class->qualifiedCppName() << "::";
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s << fun->originalName() << "(";
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for (int i = 0; i < args.size(); ++i) {
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if (i > 0)
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s << ", ";
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s << args.at(i)->argumentName();
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}
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s << "); }" << endl;
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}
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s << "};" << endl << endl;
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}
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// Wrapper-------------------------------------------------------------------
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s << "class " << wrapperClassName(meta_class)
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<< " : public QObject" << endl
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<< "{ Q_OBJECT" << endl;
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s << "public:" << endl;
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AbstractMetaEnumList enums1 = meta_class->enums();
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AbstractMetaEnumList enums;
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foreach(AbstractMetaEnum* enum1, enums1) {
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// catch gadgets and enums that are not exported on QObjects...
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if (enum1->wasPublic() && (!meta_class->isQObject() || !enum1->hasQEnumsDeclaration())) {
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enums << enum1;
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}
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}
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if (enums.count()) {
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s << "Q_ENUMS(";
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foreach(AbstractMetaEnum* enum1, enums) {
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s << enum1->name() << " ";
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}
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s << ")" << endl;
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foreach(AbstractMetaEnum* enum1, enums) {
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s << "enum " << enum1->name() << "{" << endl;
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bool first = true;
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foreach(AbstractMetaEnumValue* value, enum1->values()) {
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if (first) { first = false; }
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else { s << ", "; }
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s << " " << value->name() << " = " << meta_class->qualifiedCppName() << "::" << value->name();
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}
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s << "};" << endl;
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}
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}
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s << "public slots:" << endl;
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if (meta_class->generateShellClass() || !meta_class->isAbstract()) {
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bool copyConstructorSeen = false;
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bool defaultConstructorSeen = false;
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foreach (const AbstractMetaFunction *fun, ctors) {
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if (!fun->isPublic() || fun->isAbstract()) { continue; }
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s << meta_class->qualifiedCppName() << "* ";
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writeFunctionSignature(s, fun, 0, "new_",
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Option(IncludeDefaultExpression | OriginalName | ShowStatic));
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s << ";" << endl;
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if (fun->arguments().size()==1 && meta_class->qualifiedCppName() == fun->arguments().at(0)->type()->typeEntry()->qualifiedCppName()) {
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copyConstructorSeen = true;
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}
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if (fun->arguments().size()==0) {
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defaultConstructorSeen = true;
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}
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}
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if (meta_class->typeEntry()->isValue()
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&& !copyConstructorSeen && defaultConstructorSeen) {
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QString className = meta_class->generateShellClass()?shellClassName(meta_class):meta_class->qualifiedCppName();
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s << meta_class->qualifiedCppName() << "* new_" << meta_class->name() << "(const " << meta_class->qualifiedCppName() << "& other) {" << endl;
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s << className << "* a = new " << className << "();" << endl;
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s << "*((" << meta_class->qualifiedCppName() << "*)a) = other;" << endl;
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s << "return a; }" << endl;
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}
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}
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if (meta_class->hasPublicDestructor() && !meta_class->isNamespace()) {
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s << "void delete_" << meta_class->name() << "(" << meta_class->qualifiedCppName() << "* obj) { delete obj; } ";
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s << endl;
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}
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if (meta_class->name()=="QTreeWidgetItem") {
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s << "bool hasOwner(QTreeWidgetItem* theWrappedObject) { return theWrappedObject->treeWidget()!=NULL || theWrappedObject->parent()!=NULL; }" << endl;
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} else if (meta_class->name()=="QGraphicsItem") {
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s << "bool hasOwner(QGraphicsItem* theWrappedObject) { return theWrappedObject->scene()!=NULL || theWrappedObject->parentItem()!=NULL; }" << endl;
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}
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AbstractMetaFunctionList functions = getFunctionsToWrap(meta_class);
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foreach (const AbstractMetaFunction *function, functions) {
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if (!function->isSlot()) {
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s << " ";
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writeFunctionSignature(s, function, 0, QString(),
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Option(FirstArgIsWrappedObject| IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces));
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s << ";" << endl;
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}
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}
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// writeInjectedCode(s, meta_class);
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// s << endl << " QScriptValue __qtscript_self;" << endl;
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s << "};" << endl << endl
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<< "#endif // " << include_block << endl;
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if (!ShellGenerator::isBuiltIn(meta_class->name())) {
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priGenerator->addHeader(pro_file_name, fileNameForClass(meta_class));
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}
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}
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void ShellHeaderGenerator::writeInjectedCode(QTextStream &s, const AbstractMetaClass *meta_class)
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{
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CodeSnipList code_snips = meta_class->typeEntry()->codeSnips();
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foreach (const CodeSnip &cs, code_snips) {
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if (cs.language == TypeSystem::ShellDeclaration) {
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s << cs.code() << endl;
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}
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}
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}
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