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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.
***************************************************************************/
#ifndef KOMACRO_METAMETHOD_H
#define KOMACRO_METAMETHOD_H
#include <tqstring.h>
#include <tqvaluelist.h>
#include <ksharedptr.h>
#include "komacro_export.h"
struct TQUObject;
namespace KoMacro {
// forward declarations.
class Variable;
class MetaObject;
class MetaParameter;
class MetaProxy;
/**
* Class to provide abstract methods for the undocumented
* TQt3 TQUObject-API functionality.
*
* The design tried to limit future porting to TQt4 by providing a
* somewhat similar API to the TQt4 TQMeta* stuff.
*/
class KOMACRO_EXPORT MetaMethod : public KShared
{
public:
/**
* The type of method this @a MetaMethod provides
* access to.
*/
enum Type {
Signal, /// The @a MetaMethod points to a TQt signal.
Slot, /// The @a MetaMethod points to a TQt slot.
Unknown /// The @a MetaMethod is not known.
};
/**
* Constructor.
*
* @param signature The signature this @a MetaMethod has. This
* includes the tagname and the arguments and could look like
* "myslot(const TQString&, int)".
* @param type The @a MetaMethod::Type the @a MethodMethod
* has.
* @param object The @a MetaObject this @a MethodMethod
* belongs to. Each @a MethodMethod is associated with
* exactly one @a MetaObject .
*/
explicit MetaMethod(const TQString& signature, Type type = Unknown, KSharedPtr<MetaObject> object = 0);
/**
* Destructor.
*/
~MetaMethod();
/**
* @return the @a MetaObject instance this @a MethodMethod
* belongs to.
*/
KSharedPtr<MetaObject> const object() const;
/**
* @return the signature this @a MetaMethod has. It could
* be something like "mySlot(const TQString&,int)".
*/
const TQString signature() const;
/**
* @return the signatures tagname this @a MetaMethod has.
* At the signature "mySlot(const TQString&,int)" the
* tagname would be "mySlot".
*/
const TQString signatureTag() const;
/**
* @return the signatures arguments this @a MetaMethod has.
* At the signature "mySlot(const TQString&,int)" the
* arguments are "const TQString&,int".
*/
const TQString signatureArguments() const;
/**
* @return the @a Type of method this @a MetaMethod provides
* access to.
*/
Type type() const;
/**
* @return the signature arguments as parsed list of
* @a MetaParameter instances.
*/
TQValueList< KSharedPtr<MetaParameter> > arguments() const;
/**
* Translate the passed @p arguments list of @a Variable instances
* into a TQt3 TQUObject* array.
*/
TQUObject* toTQUObject(TQValueList< KSharedPtr<Variable> > arguments);
/**
* Translate the passed @p uo TQUObject reference into an internal used
* @a Variable instances.
*/
KSharedPtr<Variable> toVariable(TQUObject* uo);
/**
* Translate the passed @p uo TQUObject array into an internal used
* list of @a Variable instances.
*/
TQValueList< KSharedPtr<Variable> > toVariableList(TQUObject* uo);
/**
* Invoke the @a MetaMethod with the optional arguments
* @p arguments and return a variable.
*/
KSharedPtr<Variable> invoke(TQValueList< KSharedPtr<Variable> > arguments);
private:
/// @internal d-pointer class.
class Private;
/// @internal d-pointer instance.
Private* const d;
};
}
#endif
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