00001 /*************************************************************************** 00002 * file klflibdbengine_p.h 00003 * This file is part of the KLatexFormula Project. 00004 * Copyright (C) 2010 by Philippe Faist 00005 * philippe.faist at bluewin.ch 00006 * * 00007 * This program is free software; you can redistribute it and/or modify * 00008 * it under the terms of the GNU General Public License as published by * 00009 * the Free Software Foundation; either version 2 of the License, or * 00010 * (at your option) any later version. * 00011 * * 00012 * This program is distributed in the hope that it will be useful, * 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 00015 * GNU General Public License for more details. * 00016 * * 00017 * You should have received a copy of the GNU General Public License * 00018 * along with this program; if not, write to the * 00019 * Free Software Foundation, Inc., * 00020 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * 00021 ***************************************************************************/ 00022 /* $Id: klflibdbengine_p.h 453 2010-08-19 00:53:01Z philippe $ */ 00023 00024 00030 #ifndef KLFLIBDBENGINE_P_H 00031 #define KLFLIBDBENGINE_P_H 00032 00033 #include <QObject> 00034 00035 00037 class KLFLibDBEnginePropertyChangeNotifier : public QObject 00038 { 00039 Q_OBJECT 00040 public: 00041 KLFLibDBEnginePropertyChangeNotifier(const QString& dbname, QObject *parent) 00042 : QObject(parent), pDBName(dbname), pRef(0) { } 00043 virtual ~KLFLibDBEnginePropertyChangeNotifier() { } 00044 00045 void ref() { ++pRef; } 00047 bool deRef() { return !--pRef; } 00048 00049 void notifyResourcePropertyChanged(int propId) 00050 { 00051 emit resourcePropertyChanged(propId); 00052 } 00053 00054 void notifySubResourcePropertyChanged(const QString& subResource, int propId) 00055 { 00056 emit subResourcePropertyChanged(subResource, propId); 00057 } 00058 00059 signals: 00060 void resourcePropertyChanged(int propId); 00061 void subResourcePropertyChanged(const QString& subResource, int propId); 00062 00063 private: 00064 QString pDBName; 00065 int pRef; 00066 }; 00067 00068 00069 00070 00071 00072 #endif