##// END OF EJS Templates
added builtin support for variants etc., this will replace the direct includes in PythonQt...
added builtin support for variants etc., this will replace the direct includes in PythonQt git-svn-id: svn://svn.code.sf.net/p/pythonqt/code/trunk@129 ea8d5007-eb21-0410-b261-ccb3ea6e24a9

File last commit:

r92:f97ec94c87a9
r93:7b53f64eae84
Show More
shellgenerator.cpp
377 lines | 12.5 KiB | text/x-c | CppLexer
/****************************************************************************
**
** Copyright (C) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt Script Generator project on Qt Labs.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "shellgenerator.h"
#include "reporthandler.h"
#include "metaqtscript.h"
bool ShellGenerator::shouldGenerate(const AbstractMetaClass *meta_class) const
{
uint cg = meta_class->typeEntry()->codeGeneration();
if (meta_class->name().startsWith("QtScript")) return false;
if (meta_class->name().startsWith("QFuture")) return false;
if (meta_class->name().startsWith("Global")) return false;
if (meta_class->name().startsWith("QStyleOptionComplex")) return false;
if (meta_class->name().startsWith("QTextLayout")) return false;
//if (meta_class->name().startsWith("QTextStream")) return false; // because of >> operators
//if (meta_class->name().startsWith("QDataStream")) return false; // "
return ((cg & TypeEntry::GenerateCode) != 0);
}
void ShellGenerator::writeTypeInfo(QTextStream &s, const AbstractMetaType *type, Option options)
{
if ((options & OriginalTypeDescription) && !type->originalTypeDescription().isEmpty()) {
s << type->originalTypeDescription();
return;
}
if (type->isArray()) {
writeTypeInfo(s, type->arrayElementType(), options);
if (options & ArrayAsPointer) {
s << "*";
} else {
s << "[" << type->arrayElementCount() << "]";
}
return;
}
const TypeEntry *te = type->typeEntry();
if (type->isConstant() && !(options & ExcludeConst))
s << "const ";
if ((options & EnumAsInts) && (te->isEnum() || te->isFlags())) {
s << "int";
} else if (te->isFlags()) {
s << ((FlagsTypeEntry *) te)->originalName();
} else {
s << fixCppTypeName(te->qualifiedCppName());
}
if (type->instantiations().size() > 0
&& (!type->isContainer()
|| (static_cast<const ContainerTypeEntry *>(te))->type() != ContainerTypeEntry::StringListContainer)) {
s << '<';
QList<AbstractMetaType *> args = type->instantiations();
bool nested_template = false;
for (int i=0; i<args.size(); ++i) {
if (i != 0)
s << ", ";
nested_template |= args.at(i)->isContainer();
writeTypeInfo(s, args.at(i));
}
if (nested_template)
s << ' ';
s << '>';
}
s << QString(type->indirections(), '*');
if (type->isReference() && !(options & ExcludeReference) && !(options & ConvertReferenceToPtr))
s << "&";
if (type->isReference() && (options & ConvertReferenceToPtr)) {
s << "*";
}
if (!(options & SkipName))
s << ' ';
}
void ShellGenerator::writeFunctionArguments(QTextStream &s, const AbstractMetaClass* owner,
const AbstractMetaArgumentList &arguments,
Option option,
int numArguments)
{
if (numArguments < 0) numArguments = arguments.size();
for (int i=0; i<numArguments; ++i) {
if (i != 0)
s << ", ";
AbstractMetaArgument *arg = arguments.at(i);
writeTypeInfo(s, arg->type(), option);
if (!(option & SkipName))
s << " " << arg->argumentName();
if ((option & IncludeDefaultExpression) && !arg->originalDefaultValueExpression().isEmpty()) {
s << " = ";
QString expr = arg->originalDefaultValueExpression();
if (expr != "0") {
QString qualifier;
if (arg->type()->typeEntry()->isEnum() && expr.indexOf("::") < 0) {
qualifier = ((EnumTypeEntry *)arg->type()->typeEntry())->qualifier();
} else if (arg->type()->typeEntry()->isFlags() && expr.indexOf("::") < 0) {
qualifier = ((FlagsTypeEntry *)arg->type()->typeEntry())->originator()->qualifier();
}
if (!qualifier.isEmpty()) {
s << qualifier << "::";
}
}
if (expr.contains("defaultConnection")) {
expr.replace("defaultConnection","QSqlDatabase::defaultConnection");
}
if (expr == "MediaSource()") {
expr = "Phonon::MediaSource()";
}
s << expr;
}
}
}
/*!
* Writes the function \a meta_function signature to the textstream \a s.
*
* The \a name_prefix can be used to give the function name a prefix,
* like "__public_" or "__override_" and \a classname_prefix can
* be used to give the class name a prefix.
*
* The \a option flags can be used to tweak various parameters, such as
* showing static, original vs renamed name, underscores for space etc.
*
* The \a extra_arguments list is a list of extra arguments on the
* form "bool static_call".
*/
void ShellGenerator::writeFunctionSignature(QTextStream &s,
const AbstractMetaFunction *meta_function,
const AbstractMetaClass *implementor,
const QString &name_prefix,
Option option,
const QString &classname_prefix,
const QStringList &extra_arguments,
int numArguments)
{
// ### remove the implementor
AbstractMetaType *function_type = meta_function->type();
if ((option & SkipReturnType) == 0) {
if (function_type) {
writeTypeInfo(s, function_type, option);
s << " ";
} else if (!meta_function->isConstructor()) {
s << "void ";
}
}
if (implementor) {
if (classname_prefix.isEmpty())
s << wrapperClassName(implementor) << "::";
else
s << classname_prefix << implementor->name() << "::";
}
QString function_name;
if (option & OriginalName)
function_name = meta_function->originalName();
else
function_name = meta_function->name();
if (option & UnderscoreSpaces)
function_name = function_name.replace(' ', '_');
if (meta_function->isConstructor())
function_name = meta_function->ownerClass()->name();
if (meta_function->isStatic() && (option & ShowStatic)) {
function_name = "static_" + meta_function->ownerClass()->name() + "_" + function_name;
}
if (function_name.startsWith("operator")) {
function_name = meta_function->name();
}
s << name_prefix << function_name;
if (meta_function->attributes() & AbstractMetaAttributes::SetterFunction)
s << "_setter";
else if (meta_function->attributes() & AbstractMetaAttributes::GetterFunction)
s << "_getter";
s << "(";
if ((option & FirstArgIsWrappedObject) && meta_function->ownerClass() && !meta_function->isConstructor() && !meta_function->isStatic()) {
s << meta_function->ownerClass()->qualifiedCppName() << "* theWrappedObject";
if (meta_function->arguments().size() != 0) {
s << ", ";
}
}
writeFunctionArguments(s, meta_function->ownerClass(), meta_function->arguments(), Option(option & Option(~ConvertReferenceToPtr)), numArguments);
// The extra arguments...
for (int i=0; i<extra_arguments.size(); ++i) {
if (i > 0 || meta_function->arguments().size() != 0)
s << ", ";
s << extra_arguments.at(i);
}
s << ")";
if (meta_function->isConstant())
s << " const";
}
AbstractMetaFunctionList ShellGenerator::getFunctionsToWrap(const AbstractMetaClass* meta_class)
{
AbstractMetaFunctionList functions = meta_class->queryFunctions(
AbstractMetaClass::NormalFunctions | AbstractMetaClass::WasPublic
| AbstractMetaClass::NotRemovedFromTargetLang | AbstractMetaClass::ClassImplements
);
AbstractMetaFunctionList functions2 = meta_class->queryFunctions(
AbstractMetaClass::VirtualFunctions | AbstractMetaClass::WasVisible
| AbstractMetaClass::NotRemovedFromTargetLang | AbstractMetaClass::ClassImplements
);
QSet<AbstractMetaFunction*> set1 = QSet<AbstractMetaFunction*>::fromList(functions);
foreach(AbstractMetaFunction* func, functions2) {
set1.insert(func);
}
AbstractMetaFunctionList resultFunctions;
foreach(AbstractMetaFunction* func, set1.toList()) {
if (!func->isAbstract() && func->implementingClass()==meta_class) {
resultFunctions << func;
}
}
return resultFunctions;
}
AbstractMetaFunctionList ShellGenerator::getVirtualFunctionsForShell(const AbstractMetaClass* meta_class)
{
AbstractMetaFunctionList functions = meta_class->queryFunctions(
AbstractMetaClass::VirtualFunctions | AbstractMetaClass::WasVisible
// | AbstractMetaClass::NotRemovedFromTargetLang
);
return functions;
}
AbstractMetaFunctionList ShellGenerator::getProtectedFunctionsThatNeedPromotion(const AbstractMetaClass* meta_class)
{
AbstractMetaFunctionList functions;
AbstractMetaFunctionList functions1 = getFunctionsToWrap(meta_class);
foreach(AbstractMetaFunction* func, functions1) {
if (!func->isPublic() || func->isVirtual()) {
functions << func;
}
}
return functions;
}
/*!
Writes the include defined by \a inc to \a stream.
*/
void ShellGenerator::writeInclude(QTextStream &stream, const Include &inc)
{
if (inc.name.isEmpty())
return;
if (inc.type == Include::TargetLangImport)
return;
stream << "#include ";
if (inc.type == Include::IncludePath)
stream << "<";
else
stream << "\"";
stream << inc.name;
if (inc.type == Include::IncludePath)
stream << ">";
else
stream << "\"";
stream << endl;
}
/*!
Returns true if the given function \a fun is operator>>() or
operator<<() that streams from/to a Q{Data,Text}Stream, false
otherwise.
*/
bool ShellGenerator::isSpecialStreamingOperator(const AbstractMetaFunction *fun)
{
return ((fun->functionType() == AbstractMetaFunction::GlobalScopeFunction)
&& (fun->arguments().size() == 1)
&& (((fun->originalName() == "operator>>") && (fun->modifiedName() == "readFrom"))
|| ((fun->originalName() == "operator<<") && (fun->modifiedName() == "writeTo"))));
}
bool ShellGenerator::isBuiltIn(const QString& name) {
static QSet<QString> builtIn;
if (builtIn.isEmpty()) {
builtIn.insert("Qt");
builtIn.insert("QFont");
builtIn.insert("QPixmap");
builtIn.insert("QBrush");
builtIn.insert("QBitArray");
builtIn.insert("QPalette");
builtIn.insert("QPen");
builtIn.insert("QIcon");
builtIn.insert("QImage");
builtIn.insert("QPolygon");
builtIn.insert("QRegion");
builtIn.insert("QBitmap");
builtIn.insert("QCursor");
builtIn.insert("QColor");
builtIn.insert("QSizePolicy");
builtIn.insert("QKeySequence");
builtIn.insert("QTextLength");
builtIn.insert("QTextFormat");
builtIn.insert("QMatrix");
builtIn.insert("QDate");
builtIn.insert("QTime");
builtIn.insert("QDateTime");
builtIn.insert("QUrl");
builtIn.insert("QLocale");
builtIn.insert("QRect");
builtIn.insert("QRectF");
builtIn.insert("QSize");
builtIn.insert("QSizeF");
builtIn.insert("QLine");
builtIn.insert("QLineF");
builtIn.insert("QPoint");
builtIn.insert("QPointF");
builtIn.insert("QRegExp");
}
return builtIn.contains(name);
}