UPowerDeviceModel.h

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// SPDX-FileCopyrightText: 2026 fuddlesworth
// SPDX-License-Identifier: LGPL-2.1-or-later
 
#pragma once
 
#include <PhosphorServices/phosphorservices_export.h>
 
#include <PhosphorServices/UPowerDevice.h>
#include <PhosphorServices/UPowerHost.h>
 
#include <QAbstractListModel>
 
namespace PhosphorServices {
 
class PHOSPHORSERVICES_EXPORT UPowerDeviceModel : public QAbstractListModel
{
    Q_OBJECT
    Q_PROPERTY(PhosphorServices::UPowerHost* host READ host WRITE setHost NOTIFY hostChanged)
    Q_PROPERTY(int count READ rowCount NOTIFY countChanged)
 
public:
    enum Roles {
        DeviceRole = Qt::UserRole + 1,
        PercentageRole,
        StateRole,
        TypeRole,
        IconNameRole,
        IsLaptopBatteryRole,
    };
    Q_ENUM(Roles)
 
    explicit UPowerDeviceModel(QObject* parent = nullptr);
    ~UPowerDeviceModel() override;
 
    [[nodiscard]] UPowerHost* host() const;
    void setHost(UPowerHost* host);
 
    [[nodiscard]] int rowCount(const QModelIndex& parent = {}) const override;
    [[nodiscard]] QVariant data(const QModelIndex& index, int role) const override;
    [[nodiscard]] QHash<int, QByteArray> roleNames() const override;
 
Q_SIGNALS:
    void hostChanged();
    void countChanged();
 
private Q_SLOTS:
    void onDeviceAdded(PhosphorServices::UPowerDevice* device);
    void onDeviceRemoved(PhosphorServices::UPowerDevice* device);
    void onDeviceDataChanged(PhosphorServices::UPowerDevice* device);
 
private:
    void connectDevice(UPowerDevice* device);
 
    UPowerHost* m_host = nullptr;
    // Row mirror owned by the model — see MprisPlayerModel for rationale:
    // keeps the begin/end transaction boundaries correct independent of
    // the host's list-mutation timing.
    QList<UPowerDevice*> m_rows;
};
 
} // namespace PhosphorServices