engine.h

/****************************************************************************
** $Id: engine.h,v 1.20 2008/07/05 12:19:40 app Exp $
**
** Header file of the Ananas Engine of Ananas
** Engine applications
**
** Created : 20031201
**
** Copyright (C) 2003-2004 Leader InfoTech.  All rights reserved.
**
** This file is part of the Library of the Ananas
** automation accounting system.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.leaderit.ru/page=ananas or email sales@leaderit.ru
** See http://www.leaderit.ru/gpl/ for GPL licensing information.
**
** Contact org@leaderit.ru if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/

/****************************************************************************
****************************************************************************/
#ifndef ENGINE_H
#define ENGINE_H
#include <qobject.h>
#include <qpopupmenu.h>
#include <qsobjectfactory.h>
#include <qsproject.h>
#include <qsinterpreter.h>

#include "adatabase.h"
#include "acfg.h"
#include "awindowslist.h"
#include <qmainwindow.h>
#include "adatafield.h"
#include "aobject.h"



class aEngine;
class aWidget;

class ANANAS_EXPORT aObjectsFactory : public QSObjectFactory
{
public:
        aEngine   *engine;
        aDatabase *db;
        aObjectsFactory( aEngine *e );
        QObject *create( const QString &className,
                     const QSArgumentList &arguments,
                     QObject *context );
};


class aForm;

class  ANANAS_EXPORT aEngine : public QObject
{
        Q_OBJECT
public:
        aDatabase       db;
        aCfg*           md;
        QWidget*        ws;
        aWindowsList*   wl;
        QSInterpreter*  code;
        QSProject       project;
        int             next_obj_id;

        aEngine();
        virtual ~aEngine();
        virtual bool init( const QString &rcfile );
        virtual void done();
        void openEmbedCatalogueEditor(int oid, QWidget *parent=NULL, const bool toSelect=true);

        QString sourcePreprocessor( const QString &src );

        void timerEvent(QTimerEvent *e);
        int on_systemstart();
        int on_systemstop();
        aForm *openForm( int oid, int fid = 0 , int defaultfor = 1,
                int mode = 0, ANANAS_UID id = 0, aWidget* caller = 0, bool modal = false);

public slots:
        QString cfgname();
        QString Time();
        QString Date();
        void Exit();
        void Message(int n, const QString &msg );
        void StatusMessage( const QString &msg );
        void StatusMessage( const QString &msg, const int &pos );
        void settimer(int sec, QString proc);
        aForm * OpenForm(QString fname, int mode=0, aObject * selecter=0, bool modal=false);
        aForm * OpenForm(QString fname, int mode, int ido,aObject * selecter=0, bool modal=false);
        QVariant value( const QString &name );
        void setValue( const QString &name, QVariant value = QVariant::Invalid );

        void on_MenuBar( int id );
        void execAction( aCfgItem &act, QObject *context = 0 );

        aDataField *enterValue( const QString &FieldType, const QString &title = "" );
        bool startTransaction();
        bool commitTransaction();
        bool rollbackTransaction();
private slots:
        void error (    const QString & message, QObject * context,
                        const QString & scriptName, int lineNumber );
        void on_event( const QString &data );
signals:
        void statusMessage( const QString &msg );
        void statusMessage( const QString &msg, const int &pos );
        void statusIcon( const int &status );
        void event( const QString &source, const QString &data );

private:
        QString pr_timer;
        QString mGlobal;
        QDict <QVariant> values;

};

#endif // ENGINE_H

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