qt-everywhere-src-5.15.1/qtgamepad/src/gamepad/qgamepadbackend.cpp

/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Gamepad module
**
** $QT_BEGIN_LICENSE:LGPL3$
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#include "qgamepadbackend_p.h"
#include <QSettings>

QT_BEGIN_NAMESPACE

static const QLatin1String GAMEPAD_GROUP("___gamepad_saved_states_v2");

QGamepadBackend::QGamepadBackend(QObject *parent) :
    QObject(parent)
{
}

bool QGamepadBackend::isConfigurationNeeded(int /*deviceId*/)
{
    return false;
}

void QGamepadBackend::resetConfiguration(int /*deviceId*/)
{
}

bool QGamepadBackend::configureButton(int /*deviceId*/, QGamepadManager::GamepadButton /*button*/)
{
    return false;
}

bool QGamepadBackend::configureAxis(int /*deviceId*/, QGamepadManager::GamepadAxis /*axis*/)
{
    return false;
}

bool QGamepadBackend::setCancelConfigureButton(int /*deviceId*/, QGamepadManager::GamepadButton /*button*/)
{
    return false;
}

void QGamepadBackend::setSettingsFile(const QString &file)
{
    m_settingsFilePath = file;
}

void QGamepadBackend::saveSettings(int productId, const QVariant &value)
{
    QScopedPointer<QSettings> s;
    if (m_settingsFilePath.isNull())
        s.reset(new QSettings());
    else
        s.reset(new QSettings(m_settingsFilePath));
    s->beginGroup(GAMEPAD_GROUP);
    QString key = QString::fromLatin1("id_%1").arg(productId);
    if (value.isNull())
        s->remove(key);
    else
        s->setValue(key, value);
}

QVariant QGamepadBackend::readSettings(int productId)
{
    QScopedPointer<QSettings> s;
    if (m_settingsFilePath.isNull())
        s.reset(new QSettings());
    else
        s.reset(new QSettings(m_settingsFilePath));
    s->beginGroup(GAMEPAD_GROUP);
    return s->value(QString::fromLatin1("id_%1").arg(productId));
}

bool QGamepadBackend::start()
{
    return true;
}

void QGamepadBackend::stop()
{

}

QT_END_NAMESPACE