File indexing completed on 2022-11-29 20:05:43

0001 /*
0002  *  Copyright 2016 Marco Martin <mart@kde.org>
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 SCREENPOOL_H
0021 #define SCREENPOOL_H
0022 
0023 // Qt
0024 #include <QObject>
0025 #include <QHash>
0026 #include <QScreen>
0027 #include <QString>
0028 #include <QTimer>
0029 #include <QAbstractNativeEventFilter>
0030 
0031 // KDE
0032 #include <KConfigGroup>
0033 #include <KSharedConfig>
0034 
0035 namespace Latte {
0036 
0037 class ScreenPool : public QObject, public QAbstractNativeEventFilter
0038 {
0039     Q_OBJECT
0040 
0041 public:
0042     ScreenPool(KSharedConfig::Ptr config, QObject *parent = nullptr);
0043     void load();
0044     ~ScreenPool() override;
0045 
0046     bool hasId(int id) const;
0047     bool screenExists(int id) const;
0048     int primaryScreenId() const;
0049 
0050     QString primaryConnector() const;
0051     void setPrimaryConnector(const QString &primary);
0052 
0053     void insertScreenMapping(int id, const QString &connector);
0054     void reload(QString path);
0055 
0056     int id(const QString &connector) const;
0057 
0058     QString connector(int id) const;
0059 
0060     int firstAvailableId() const;
0061 
0062     QString reportHtml(const QList<int> &assignedScreens) const;
0063 
0064     //all ids that are known, included screens not enabled at the moment
0065     QList <int> knownIds() const;
0066 
0067     QScreen *screenForId(int id);
0068 
0069 signals:
0070     void primaryPoolChanged();
0071 
0072 protected:
0073     bool nativeEventFilter(const QByteArray &eventType, void *message, long *result) Q_DECL_OVERRIDE;
0074 
0075 private:
0076     void save();
0077 
0078     KConfigGroup m_configGroup;
0079     QString m_primaryConnector;
0080     //order is important
0081     QMap<int, QString> m_connectorForId;
0082     QHash<QString, int> m_idForConnector;
0083 
0084     QTimer m_configSaveTimer;
0085 };
0086 
0087 }
0088 
0089 #endif // SCREENPOOL_H