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/***************************************************************************
* This file is part of the KDE project
* copyright (C) 2005 by Sebastian Sauer (mail@dipe.org)
* copyright (C) 2005 by Tobi Krebs (tobi.krebs@gmail.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
* You should have received a copy of the GNU Library General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
***************************************************************************/
#include "metaparameter.h"
#include "exception.h"
#include "variable.h"
#include <kdebug.h>
using namespace KoMacro;
namespace KoMacro {
/**
* @internal d-pointer class to be more flexible on future extension of the
* functionality without to much risk to break the binary compatibility.
*/
class MetaParameter::Private
{
public:
/**
* The signatures argument that represents this MetaParameter.
* This could be something like "const TQString&", "int" or
* "TQMap < TQString, TQVariant > ".
*/
TQString signatureargument;
/**
* The type of the @a Variable .
*/
MetaParameter::Type type;
/**
* If the @a MetaParameter::Type is a Variant this TQVariant::Type
* is used to defined what kind of Variant it is.
*/
TQVariant::Type varianttype;
};
}
MetaParameter::MetaParameter(const TQString& signatureargument)
: KShared()
, d( new Private() ) // create the private d-pointer instance.
{
d->type = TypeNone;
if(! signatureargument.isNull()) {
setSignatureArgument( signatureargument );
}
}
MetaParameter::~MetaParameter()
{
delete d;
}
MetaParameter::Type MetaParameter::type() const
{
return d->type;
}
const TQString MetaParameter::typeName() const
{
switch( d->type ) {
case TypeNone:
return "None";
case TypeVariant:
return "Variant";
case TypeObject:
return "Object";
}
return TQString();
}
void MetaParameter::setType(MetaParameter::Type type)
{
d->type = type;
d->varianttype = TQVariant::Invalid;
}
TQVariant::Type MetaParameter::variantType() const
{
return d->varianttype;
}
void MetaParameter::setVariantType(TQVariant::Type varianttype)
{
d->type = TypeVariant;
d->varianttype = varianttype;
}
void MetaParameter::setSignatureArgument(const TQString& signatureargument)
{
d->signatureargument = signatureargument;
TQString argument = signatureargument;
if(argument.startsWith("const")) {
argument = argument.mid(5).stripWhiteSpace();
}
if(argument.endsWith("&")) {
argument = argument.left( argument.length() - 1 ).stripWhiteSpace();
}
if(argument.isEmpty()) {
throw Exception(TQString("Empty signature argument passed."));
}
if(argument == "TQVariant") {
setVariantType( TQVariant::Invalid );
}
TQVariant::Type type = argument.isNull() ? TQVariant::Invalid : TQVariant::nameToType(argument.latin1());
if (type != TQVariant::Invalid) {
setVariantType( type );
}
else {
setType( TypeObject );
}
}
bool MetaParameter::validVariable(KSharedPtr<Variable> variable) const
{
if( type() != variable->type() ) {
return false;
}
return true;
}
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