process_attribute_model.cpp 2.87 KB
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/*
    Copyright (c) 2020 David Edmundson <davidedmundson@kde.org>
    Copyright (c) 2020 Arjen Hiemstra <ahiemstra@heimr.nl>

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
*/

#include "process_attribute_model.h"

#include "extended_process_list.h"
#include "process_attribute.h"

using namespace KSysGuard;

class Q_DECL_HIDDEN ProcessAttributeModel::Private
{
public:
    QVector<ProcessAttribute *> m_attributes;
};

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ProcessAttributeModel::ProcessAttributeModel(const QVector<ProcessAttribute *> & attributes, QObject *parent)
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    : QAbstractListModel(parent)
    , d(new Private)
{
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    d->m_attributes = attributes;
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}

ProcessAttributeModel::~ProcessAttributeModel()
{
}

int ProcessAttributeModel::rowCount(const QModelIndex &parent) const
{
    if (parent.isValid()) {
        return 0; // flat list
    }
    return d->m_attributes.count();
}

QVariant ProcessAttributeModel::data(const QModelIndex &index, int role) const
{
    if (!checkIndex(index, CheckIndexOption::IndexIsValid | CheckIndexOption::ParentIsInvalid)) {
        return QVariant();
    }

    auto attribute = d->m_attributes[index.row()];
    switch (static_cast<Role>(role)) {
    case Role::Name:
        return attribute->name();
    case Role::ShortName:
        if (attribute->shortName().isEmpty()) {
            return attribute->name();
        }
        return attribute->shortName();
    case Role::Id:
        return attribute->id();
    case Role::Description:
        return attribute->description();
    case Role::Unit:
        return attribute->unit();
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    case Role::Minimum:
        return attribute->min();
    case Role::Maximum:
        return attribute->max();
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    }
    return QVariant();
}

QHash<int, QByteArray> ProcessAttributeModel::roleNames() const
{
    return QAbstractListModel::roleNames().unite({
        { static_cast<int>(Role::Id), "id" },
        { static_cast<int>(Role::Name), "name" },
        { static_cast<int>(Role::ShortName), "shortName" },
        { static_cast<int>(Role::Description), "description" },
        { static_cast<int>(Role::Unit), "unit" },
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        { static_cast<int>(Role::Minimum), "minimum" },
        { static_cast<int>(Role::Maximum), "maximum" },
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    });
}