ruglory
c80f0fd11e
git-svn-id: https://svn.code.sf.net/p/qlscribe/svn/trunk@2 cac9541e-1b8d-4bfa-827e-589bba606050
97 lines
3.0 KiB
C++
97 lines
3.0 KiB
C++
/* qlscribe - Qt based application to print lightScribe discs
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Copyright (C) 2009 Vyacheslav Kononenko <vyacheslav@kononenko.net>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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$Id:$ */
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#ifndef QSHAPEFACTORY_H
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#define QSHAPEFACTORY_H
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#include <map>
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#include <QString>
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#include <QDialog>
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class QGraphicsItem;
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class QXmlStreamAttributes;
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class QItemDialog : public QDialog {
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public:
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QItemDialog( QWidget *parent ) : QDialog( parent ) {}
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virtual bool exec( QGraphicsItem *item ) = 0;
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};
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class QXmlStreamWriter;
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class QXmlStreamReader;
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class QShapeController {
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public:
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virtual ~QShapeController();
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virtual QString name() const = 0;
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virtual QString menuName() const = 0;
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virtual QGraphicsItem *create() const = 0;
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bool edit( QGraphicsItem *item, QWidget *parent ) const;
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void write( QXmlStreamWriter &writer, const QGraphicsItem *item ) const;
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QGraphicsItem *read( QXmlStreamReader &reader ) const;
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protected:
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virtual QItemDialog *createDialog( QWidget *parent ) const = 0;
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virtual void writeData( QXmlStreamWriter &writer, const QGraphicsItem *item ) const = 0;
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virtual void readData( const QString &element,
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const QXmlStreamAttributes &attrs,
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const QString &data,
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QGraphicsItem *item ) const = 0;
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};
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class QShapeFactory {
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public:
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typedef std::map< int, QShapeController * > Controllers;
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typedef Controllers::const_iterator iterator;
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static QShapeFactory &instance();
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void registerController( int type, QShapeController *ctrl );
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QString name( int type ) const;
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QGraphicsItem *create( int type ) const;
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bool edit( QGraphicsItem *item, QWidget *parent ) const;
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iterator find( const QString &name ) const;
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iterator find( int type ) const { return m_controllers.find( type ); }
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iterator begin() const { return m_controllers.begin(); }
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iterator end() const { return m_controllers.end(); }
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private:
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QShapeFactory();
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~QShapeFactory();
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QShapeController *getController( int type ) const;
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Controllers m_controllers;
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typedef std::map< QString, int > Name2Type;
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Name2Type m_name2type;
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};
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template <class T>
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struct RegisterController {
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RegisterController() { QShapeFactory::instance().registerController( T::Type, new T ); }
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};
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#endif // QSHAPEFACTORY_H
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