/****************************************************************************
**
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the Qt Script Generator project on Trolltech Labs.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 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.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at sales@trolltech.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 "shellheadergenerator.h"
#include "fileout.h"
#include <QtCore/QDir>
#include <qdebug.h>
QString ShellHeaderGenerator::fileNameForClass(const AbstractMetaClass *meta_class) const
{
return QString("PythonQtWrapper_%1.h").arg(meta_class->name());
}
void writeQtScriptQtBindingsLicense(QTextStream &stream);
void ShellHeaderGenerator::write(QTextStream &s, const AbstractMetaClass *meta_class)
{
setupGenerator->addClass(meta_class);
if (FileOut::license)
writeQtScriptQtBindingsLicense(s);
QString include_block = "PYTHONQTWRAPPER_" + meta_class->name().toUpper() + "_H";
s << "#ifndef " << include_block << endl
<< "#define " << include_block << endl << endl;
Include inc = meta_class->typeEntry()->include();
ShellGenerator::writeInclude(s, inc);
s << "#include <QObject>" << endl << endl;
s << "#include <PythonQt.h>" << endl << endl;
IncludeList list = meta_class->typeEntry()->extraIncludes();
qSort(list.begin(), list.end());
foreach (const Include &inc, list) {
ShellGenerator::writeInclude(s, inc);
}
s << endl;
QString pro_file_name = meta_class->package().replace(".", "_") + "/" + meta_class->package().replace(".", "_") + ".pri";
// if (!meta_class->generateShellClass()) {
// s << "#endif" << endl << endl;
// priGenerator->addHeader(pro_file_name, fileNameForClass(meta_class));
// return ;
// }
AbstractMetaFunctionList ctors = meta_class->queryFunctions(AbstractMetaClass::Constructors
| AbstractMetaClass::WasVisible
| AbstractMetaClass::NotRemovedFromTargetLang);
// Shell-------------------------------------------------------------------
if (meta_class->generateShellClass()) {
AbstractMetaFunctionList virtualsForShell = getVirtualFunctionsForShell(meta_class);
s << "class " << shellClassName(meta_class)
<< " : public " << meta_class->qualifiedCppName() << endl << "{" << endl;
s << "public:" << endl;
foreach(AbstractMetaFunction* fun, ctors) {
s << " ";
writeFunctionSignature(s, fun, 0,"PythonQtShell_",
Option(IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces));
s << ":" << meta_class->qualifiedCppName() << "(";
QString scriptFunctionName = fun->originalName();
AbstractMetaArgumentList args = fun->arguments();
for (int i = 0; i < args.size(); ++i) {
if (i > 0)
s << ", ";
s << args.at(i)->argumentName();
}
s << "),_wrapper(NULL) {};" << endl;
}
s << endl;
foreach(AbstractMetaFunction* fun, virtualsForShell) {
s << "virtual ";
writeFunctionSignature(s, fun, 0, QString(),
Option(IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces));
s << ";" << endl;
}
s << endl;
s << " PythonQtInstanceWrapper* _wrapper; " << endl;
s << "};" << endl << endl;
}
// Promoter-------------------------------------------------------------------
AbstractMetaFunctionList promoteFunctions = getProtectedFunctionsThatNeedPromotion(meta_class);
if (!promoteFunctions.isEmpty()) {
s << "class " << promoterClassName(meta_class)
<< " : public " << meta_class->qualifiedCppName() << endl << "{ public:" << endl;
foreach(AbstractMetaFunction* fun, promoteFunctions) {
s << "inline ";
writeFunctionSignature(s, fun, 0, QString(),
Option(IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces));
s << " { ";
QString scriptFunctionName = fun->originalName();
AbstractMetaArgumentList args = fun->arguments();
if (fun->type())
s << "return ";
s << meta_class->qualifiedCppName() << "::";
s << fun->originalName() << "(";
for (int i = 0; i < args.size(); ++i) {
if (i > 0)
s << ", ";
s << args.at(i)->argumentName();
}
s << "); }" << endl;
}
s << "};" << endl << endl;
}
// Wrapper-------------------------------------------------------------------
s << "class " << wrapperClassName(meta_class)
<< " : public QObject" << endl
<< "{ Q_OBJECT" << endl;
s << "public:" << endl;
AbstractMetaEnumList enums1 = meta_class->enums();
AbstractMetaEnumList enums;
foreach(AbstractMetaEnum* enum1, enums1) {
// catch gadgets and enums that are not exported on QObjects...
if (enum1->wasPublic() && (!meta_class->isQObject() || !enum1->hasQEnumsDeclaration())) {
enums << enum1;
}
}
if (enums.count()) {
s << "Q_ENUMS(";
foreach(AbstractMetaEnum* enum1, enums) {
s << enum1->name() << " ";
}
s << ")" << endl;
foreach(AbstractMetaEnum* enum1, enums) {
s << "enum " << enum1->name() << "{" << endl;
bool first = true;
foreach(AbstractMetaEnumValue* value, enum1->values()) {
if (first) { first = false; }
else { s << ", "; }
s << " " << value->name() << " = " << meta_class->qualifiedCppName() << "::" << value->name();
}
s << "};" << endl;
}
}
s << "public slots:" << endl;
if (meta_class->generateShellClass() || !meta_class->isAbstract()) {
bool copyConstructorSeen = false;
bool defaultConstructorSeen = false;
foreach (const AbstractMetaFunction *fun, ctors) {
if (!fun->isPublic() || fun->isAbstract()) { continue; }
s << meta_class->qualifiedCppName() << "* ";
writeFunctionSignature(s, fun, 0, "new_",
Option(IncludeDefaultExpression | OriginalName | ShowStatic));
s << ";" << endl;
if (fun->arguments().size()==1 && meta_class->qualifiedCppName() == fun->arguments().at(0)->type()->typeEntry()->qualifiedCppName()) {
copyConstructorSeen = true;
}
if (fun->arguments().size()==0) {
defaultConstructorSeen = true;
}
}
if (meta_class->typeEntry()->isValue()
&& !copyConstructorSeen && defaultConstructorSeen) {
QString className = meta_class->generateShellClass()?shellClassName(meta_class):meta_class->qualifiedCppName();
s << meta_class->qualifiedCppName() << "* new_" << meta_class->name() << "(const " << meta_class->qualifiedCppName() << "& other) {" << endl;
s << className << "* a = new " << className << "();" << endl;
s << "*((" << meta_class->qualifiedCppName() << "*)a) = other;" << endl;
s << "return a; }" << endl;
}
}
if (meta_class->hasPublicDestructor() && !meta_class->isNamespace()) {
s << "void delete_" << meta_class->name() << "(" << meta_class->qualifiedCppName() << "* obj) { delete obj; } ";
s << endl;
}
if (meta_class->name()=="QTreeWidgetItem") {
s << "bool hasOwner(QTreeWidgetItem* theWrappedObject) { return theWrappedObject->treeWidget()!=NULL || theWrappedObject->parent()!=NULL; }" << endl;
} else if (meta_class->name()=="QGraphicsItem") {
s << "bool hasOwner(QGraphicsItem* theWrappedObject) { return theWrappedObject->scene()!=NULL || theWrappedObject->parentItem()!=NULL; }" << endl;
}
AbstractMetaFunctionList functions = getFunctionsToWrap(meta_class);
foreach (const AbstractMetaFunction *function, functions) {
if (!function->isSlot()) {
s << " ";
writeFunctionSignature(s, function, 0, QString(),
Option(FirstArgIsWrappedObject| IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces));
s << ";" << endl;
}
}
// writeInjectedCode(s, meta_class);
// s << endl << " QScriptValue __qtscript_self;" << endl;
s << "};" << endl << endl
<< "#endif // " << include_block << endl;
if (!ShellGenerator::isBuiltIn(meta_class->name())) {
priGenerator->addHeader(pro_file_name, fileNameForClass(meta_class));
}
}
void ShellHeaderGenerator::writeInjectedCode(QTextStream &s, const AbstractMetaClass *meta_class)
{
CodeSnipList code_snips = meta_class->typeEntry()->codeSnips();
foreach (const CodeSnip &cs, code_snips) {
if (cs.language == TypeSystem::ShellDeclaration) {
s << cs.code() << endl;
}
}
}
