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// Copyright (C) 2009 Marco Martin <notmart@gmail.com>
// Copyright (C) 2016 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
#ifndef QT_NO_SYSTEMTRAYICON
#include "qdbustraytypes_p.h"
#include <QDBusConnection>
#include <QDBusMetaType>
#include <QImage>
#include <QIcon>
#include <QIconEngine>
#include <QImage>
#include <QPixmap>
#include <QDebug>
#include <QtEndian>
#include <QPainter>
#include <QGuiApplication>
#include <qpa/qplatformmenu.h>
#include <private/qdbusplatformmenu_p.h>
#include <private/qicon_p.h>
QT_BEGIN_NAMESPACE
QT_IMPL_METATYPE_EXTERN(QXdgDBusImageStruct)
QT_IMPL_METATYPE_EXTERN(QXdgDBusImageVector)
QT_IMPL_METATYPE_EXTERN(QXdgDBusToolTipStruct)
static const int IconSizeLimit = 64;
static const int IconNormalSmallSize = 22;
static const int IconNormalMediumSize = 64;
QXdgDBusImageVector iconToQXdgDBusImageVector(const QIcon &icon)
{
QXdgDBusImageVector ret;
if (icon.isNull())
return ret;
QIconEngine *engine = const_cast<QIcon &>(icon).data_ptr()->engine;
QList<QSize> sizes = engine->availableSizes(QIcon::Normal, QIcon::Off);
// Omit any size larger than 64 px, to save D-Bus bandwidth;
// ensure that 22px or smaller exists, because it's a common size;
// and ensure that something between 22px and 64px exists, for better scaling to other sizes.
bool hasSmallIcon = false;
bool hasMediumIcon = false;
QList<QSize> toRemove;
for (const QSize &size : qAsConst(sizes)) {
int maxSize = qMax(size.width(), size.height());
if (maxSize <= IconNormalSmallSize)
hasSmallIcon = true;
else if (maxSize <= IconNormalMediumSize)
hasMediumIcon = true;
else if (maxSize > IconSizeLimit)
toRemove << size;
}
for (const QSize &size : qAsConst(toRemove))
sizes.removeOne(size);
if (!hasSmallIcon)
sizes.append(QSize(IconNormalSmallSize, IconNormalSmallSize));
if (!hasMediumIcon)
sizes.append(QSize(IconNormalMediumSize, IconNormalMediumSize));
ret.reserve(sizes.size());
for (const QSize &size : qAsConst(sizes)) {
// Protocol specifies ARGB32 format in network byte order
QImage im = engine->pixmap(size, QIcon::Normal, QIcon::Off).toImage().convertToFormat(QImage::Format_ARGB32);
// letterbox if necessary to make it square
if (im.height() != im.width()) {
int maxSize = qMax(im.width(), im.height());
QImage padded(maxSize, maxSize, QImage::Format_ARGB32);
padded.fill(Qt::transparent);
QPainter painter(&padded);
painter.drawImage((maxSize - im.width()) / 2, (maxSize - im.height()) / 2, im);
im = padded;
}
// copy and endian-convert
QXdgDBusImageStruct kim(im.width(), im.height());
qToBigEndian<quint32>(im.constBits(), im.width() * im.height(), kim.data.data());
ret << kim;
}
return ret;
}
// Marshall the ImageStruct data into a D-Bus argument
const QDBusArgument &operator<<(QDBusArgument &argument, const QXdgDBusImageStruct &icon)
{
argument.beginStructure();
argument << icon.width;
argument << icon.height;
argument << icon.data;
argument.endStructure();
return argument;
}
// Retrieve the ImageStruct data from the D-Bus argument
const QDBusArgument &operator>>(const QDBusArgument &argument, QXdgDBusImageStruct &icon)
{
qint32 width;
qint32 height;
QByteArray data;
argument.beginStructure();
argument >> width;
argument >> height;
argument >> data;
argument.endStructure();
icon.width = width;
icon.height = height;
icon.data = data;
return argument;
}
// Marshall the ImageVector data into a D-Bus argument
const QDBusArgument &operator<<(QDBusArgument &argument, const QXdgDBusImageVector &iconVector)
{
argument.beginArray(qMetaTypeId<QXdgDBusImageStruct>());
for (int i = 0; i < iconVector.size(); ++i) {
argument << iconVector[i];
}
argument.endArray();
return argument;
}
// Retrieve the ImageVector data from the D-Bus argument
const QDBusArgument &operator>>(const QDBusArgument &argument, QXdgDBusImageVector &iconVector)
{
argument.beginArray();
iconVector.clear();
while (!argument.atEnd()) {
QXdgDBusImageStruct element;
argument >> element;
iconVector.append(element);
}
argument.endArray();
return argument;
}
// Marshall the ToolTipStruct data into a D-Bus argument
const QDBusArgument &operator<<(QDBusArgument &argument, const QXdgDBusToolTipStruct &toolTip)
{
argument.beginStructure();
argument << toolTip.icon;
argument << toolTip.image;
argument << toolTip.title;
argument << toolTip.subTitle;
argument.endStructure();
return argument;
}
// Retrieve the ToolTipStruct data from the D-Bus argument
const QDBusArgument &operator>>(const QDBusArgument &argument, QXdgDBusToolTipStruct &toolTip)
{
QString icon;
QXdgDBusImageVector image;
QString title;
QString subTitle;
argument.beginStructure();
argument >> icon;
argument >> image;
argument >> title;
argument >> subTitle;
argument.endStructure();
toolTip.icon = icon;
toolTip.image = image;
toolTip.title = title;
toolTip.subTitle = subTitle;
return argument;
}
QT_END_NAMESPACE
#endif // QT_NO_SYSTEMTRAYICON
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