File indexing completed on 2024-04-21 05:42:43
0001 /* 0002 * Copyright 2017 by Aleix Pol Gonzalez <aleixpol@blue-systems.com> 0003 * 0004 * This program is free software; you can redistribute it and/or modify 0005 * it under the terms of the GNU Library General Public License as 0006 * published by the Free Software Foundation; either version 2, or 0007 * (at your option) any later version. 0008 * 0009 * This program is distributed in the hope that it will be useful, 0010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 0011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 0012 * GNU General Public License for more details 0013 * 0014 * You should have received a copy of the GNU Library General Public 0015 * License along with this program; if not, write to the 0016 * Free Software Foundation, Inc., 0017 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 0018 */ 0019 0020 #ifndef OBJECTWATCHER_H 0021 #define OBJECTWATCHER_H 0022 0023 #include <QObject> 0024 #include <QVariant> 0025 #include <QHash> 0026 0027 class ObjectWatcher : public QObject 0028 { 0029 Q_OBJECT 0030 public: 0031 struct PropertyValue { 0032 PropertyValue(const QVariant &value = {}) : lastValue(value) {} 0033 QVariant lastValue; 0034 int times = 0; 0035 0036 void integrateValue(QObject* object, const QMetaProperty& prop, const QVariant& value); 0037 }; 0038 0039 explicit ObjectWatcher(QObject* object); 0040 0041 Q_SLOT void propertyChanged(); 0042 0043 private: 0044 QObject* const m_watched; 0045 QHash<QByteArray, PropertyValue> m_values; 0046 }; 0047 0048 #endif