/*************************************************************************** * 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., * * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * ***************************************************************************/ #ifndef PROPERTYMACHINEFACTORY_H #define PROPERTYMACHINEFACTORY_H #include <tqmap.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 TQMap<TQString, createMachine > m_registeredForType; }; } #endif