Differential D28141 Diff 82181 sensors/SensorTreeModel.h

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sensors/SensorTreeModel.h

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		1		/*
		2		Copyright (c) 2019 Eike Hein <hein@kde.org>
		3		Copyright (C) 2020 Arjen Hiemstra <ahiemstra@heimr.nl>
		4
		5		This library is free software; you can redistribute it and/or
		6		modify it under the terms of the GNU Library General Public
		7		License as published by the Free Software Foundation; either
		8		version 2 of the License, or (at your option) any later version.
		9
		10		This library is distributed in the hope that it will be useful,
		11		but WITHOUT ANY WARRANTY; without even the implied warranty of
		12		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
		13		Library General Public License for more details.
		14
		15		You should have received a copy of the GNU Library General Public License
		16		along with this library; see the file COPYING.LIB. If not, write to
		17		the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
		18		Boston, MA 02110-1301, USA.
		19		*/
		20
		21		#pragma once
		22
		23		#include "sensors_export.h"
		24		#include <QAbstractItemModel>
		25		#include <memory>
		26
		27		namespace KSysGuard
		28		{
		29		class SensorInfo;
		30
		31		/**
		32		* A model representing a tree of sensors that are available from the daemon.
		33		*
		34		* This model exposes the daemon's sensors as a tree, based on their path. Each
		35		* sensor is assumed to be structured in a format similar to
		36		* `category/object/sensor`. This model will then expose a tree, with `category`
		37		* as top level, `object` below it and finally `sensor` itself.
		38		*/
		39		class SENSORS_EXPORT SensorTreeModel : public QAbstractItemModel
		40		{
		41		Q_OBJECT
		42
		43		public:
		44		enum AdditionalRoles {
		45		SensorId = Qt::UserRole + 1,
		46		};
		47		Q_ENUM(AdditionalRoles)
		48
		49		explicit SensorTreeModel(QObject *parent = nullptr);
		50		virtual ~SensorTreeModel();
		51
		52		QHash<int, QByteArray> roleNames() const override;
		53		QVariant headerData(int section, Qt::Orientation, int role) const override;
		54		QStringList mimeTypes() const override;
		55
		56		QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
		57		QMimeData *mimeData(const QModelIndexList &indexes) const override;
		58
		59		Qt::ItemFlags flags(const QModelIndex &index) const override;
		60
		61		int rowCount(const QModelIndex &parent = QModelIndex()) const override;
		62		int columnCount(const QModelIndex &parent = QModelIndex()) const override;
		63
		64		QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
		65		QModelIndex parent(const QModelIndex &index) const override;
		66
		67		private:
		68		void init();
		69		void onSensorAdded(const QString &sensor);
		70		void onSensorRemoved(const QString &sensor);
		71		void onMetaDataChanged(const QString &sensorId, const SensorInfo &info);
		72
		73		class Private;
		74		const std::unique_ptr<Private> d;
		75		};
		76
		77		}