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/****************************************************************************
**
** 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 "shellgenerator.h"
#include "reporthandler.h"
#include "metaqtscript.h"
bool ShellGenerator::shouldGenerate(const AbstractMetaClass *meta_class) const
{
uint cg = meta_class->typeEntry()->codeGeneration();
return ((cg & TypeEntry::GenerateCode) != 0) && meta_class->generateShellClass();
}
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))
s << "&";
if (!(options & SkipName))
s << ' ';
}
void ShellGenerator::writeFunctionArguments(QTextStream &s,
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 (arg->type()->typeEntry()->isEnum() && expr.indexOf("::") < 0)
s << ((EnumTypeEntry *)arg->type()->typeEntry())->qualifier() << "::";
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 (meta_function->isStatic() && (option & ShowStatic))
s << "static ";
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 << shellClassName(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 = shellClassName(meta_function->ownerClass());
s << name_prefix << function_name;
if (meta_function->attributes() & AbstractMetaAttributes::SetterFunction)
s << "_setter";
else if (meta_function->attributes() & AbstractMetaAttributes::GetterFunction)
s << "_getter";
s << "(";
writeFunctionArguments(s, meta_function->arguments(), option, 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";
}
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