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+/***************************************************************************
+ *   Copyright (C) 2004 by Alexander Dymo                                  *
+ *   cloudtemple@mskat.net                                                 *
+ *                                                                         *
+ *   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 General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU Library General Public     *
+ *   License along with this program; if not, write to the                 *
+ *   Free Software Foundation, Inc.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+#ifndef PROPERTYMACHINEFACTORY_H
+#define PROPERTYMACHINEFACTORY_H
+
+#include <qmap.h>
+
+#include "propertywidget.h"
+
+class QWidget;
+
+namespace PropertyLib{
+
+class Property;
+class MultiProperty;
+class ChildProperty;
+
+/** @file propertymachinefactory.h
+@short Contains @ref PropertyLib::PropertyMachineFactory class and @ref PropertyLib::Machine structure.
+*/
+
+/**
+@short Machine for a property type.
+
+Contains a pointer to a property viewer,
+property editor and a list of detailed property
+editors and viewers.
+*/
+struct Machine{
+    Machine()
+    {
+    }
+    Machine(PropertyWidget *widget)
+    {
+        propertyEditor = widget;
+    }
+    ~Machine()
+    {
+        delete propertyEditor;
+    }
+    
+    /**Property viewer and editor widget.*/
+    PropertyWidget *propertyEditor;
+};
+
+/**A pointer to factory function which creates and returns machine for a property.*/
+typedef Machine *(*createMachine)();
+
+/**
+@short Factory to create property editors and property viewers.
+*/
+class PropertyMachineFactory{
+public:
+    /**Registers property editor factory function for a type.
+    This factory functions are considered before defaults
+    when @ref machineForProperty is called.*/
+    void registerEditor(int type, createMachine creator);
+
+    /**Creates and returns the editor for given property type.
+    Warning: editor and viewer widgets won't have parent widget. %Property editor
+    cares about reparenting and deletion of returned widgets in machines.*/
+    Machine *machineForProperty(MultiProperty *property);
+    bool hasDetailedEditors(int type);
+
+    /**@return a pointer to a property machine factory instance.*/
+    static PropertyMachineFactory *getInstance();
+
+    static PropertyMachineFactory *m_factory;
+    
+private:
+    PropertyMachineFactory();
+    virtual ~PropertyMachineFactory();
+
+    //registered machines for property types
+    QMap<QString, createMachine > m_registeredForType;
+};
+
+}
+
+#endif