qquicklabsplatformiconloader.cpp

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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#include "qquicklabsplatformiconloader_p.h"
 
#include <QtCore/qobject.h>
#include <QtCore/qmetaobject.h>
#include <QtQml/qqml.h>
 
QT_BEGIN_NAMESPACE
 
QQuickLabsPlatformIconLoader::QQuickLabsPlatformIconLoader(int slot, QObject *parent)
    : m_parent(parent),
      m_slot(slot),
      m_enabled(false)
{
    Q_ASSERT(slot != -1 && parent);
}
 
bool QQuickLabsPlatformIconLoader::isEnabled() const
{
    return m_enabled;
}
 
void QQuickLabsPlatformIconLoader::setEnabled(bool enabled)
{
    m_enabled = enabled;
    if (m_enabled)
        loadIcon();
}
 
QIcon QQuickLabsPlatformIconLoader::toQIcon() const
{
    QIcon fallback = QPixmap::fromImage(image());
    QIcon icon = QIcon::fromTheme(m_icon.name(), fallback);
    icon.setIsMask(m_icon.isMask());
    return icon;
}
 
QQuickLabsPlatformIcon QQuickLabsPlatformIconLoader::icon() const
{
    return m_icon;
}
 
void QQuickLabsPlatformIconLoader::setIcon(const QQuickLabsPlatformIcon& icon)
{
    m_icon = icon;
    if (m_enabled)
        loadIcon();
}
 
void QQuickLabsPlatformIconLoader::loadIcon()
{
    if (m_icon.source().isEmpty()) {
        clear(m_parent);
    } else {
        load(qmlEngine(m_parent), m_icon.source());
        if (m_slot != -1 && isLoading()) {
            connectFinished(m_parent, m_slot);
            m_slot = -1;
        }
    }
 
    if (!isLoading())
        m_parent->metaObject()->method(m_slot).invoke(m_parent);
}
 
QT_END_NAMESPACE