kwin/tests/dpmstest.cpp

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/*
SPDX-FileCopyrightText: 2015 Martin Gräßlin <mgraesslin@kde.org>
SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
*/
#include "KWayland/Client/dpms.h"
#include "KWayland/Client/connection_thread.h"
#include "KWayland/Client/output.h"
#include "KWayland/Client/registry.h"
#include <QApplication>
#include <QDialogButtonBox>
#include <QFormLayout>
#include <QLabel>
#include <QPushButton>
#include <QVBoxLayout>
#include <QWidget>
using namespace KWayland::Client;
static QString modeToString(Dpms::Mode mode)
{
switch (mode) {
case Dpms::Mode::On:
return QStringLiteral("On");
case Dpms::Mode::Standby:
return QStringLiteral("Standby");
case Dpms::Mode::Suspend:
return QStringLiteral("Suspend");
case Dpms::Mode::Off:
return QStringLiteral("Off");
default:
Q_UNREACHABLE();
}
}
QString supportedToString(bool supported)
{
return supported ? QStringLiteral("Yes") : QStringLiteral("No");
}
static QLayout *setupOutput(Registry::AnnouncedInterface outputInterface, Registry *registry, DpmsManager *manager)
{
Output *output = registry->createOutput(outputInterface.name, outputInterface.version, registry);
QLabel *label = new QLabel(output->model());
QObject::connect(
output,
&Output::changed,
label,
[label, output] {
label->setText(output->model());
},
Qt::QueuedConnection);
Dpms *dpms = nullptr;
if (manager) {
dpms = manager->getDpms(output, output);
}
QFormLayout *dpmsForm = new QFormLayout;
bool supported = dpms ? dpms->isSupported() : false;
QLabel *supportedLabel = new QLabel(supportedToString(supported));
dpmsForm->addRow(QStringLiteral("Supported:"), supportedLabel);
QLabel *modeLabel = new QLabel(modeToString(dpms ? dpms->mode() : Dpms::Mode::On));
dpmsForm->addRow(QStringLiteral("Mode:"), modeLabel);
QPushButton *standbyButton = new QPushButton(QStringLiteral("Standby"));
QPushButton *suspendButton = new QPushButton(QStringLiteral("Suspend"));
QPushButton *offButton = new QPushButton(QStringLiteral("Off"));
standbyButton->setEnabled(supported);
suspendButton->setEnabled(supported);
offButton->setEnabled(supported);
QDialogButtonBox *bg = new QDialogButtonBox;
bg->addButton(standbyButton, QDialogButtonBox::ActionRole);
bg->addButton(suspendButton, QDialogButtonBox::ActionRole);
bg->addButton(offButton, QDialogButtonBox::ActionRole);
if (dpms) {
QObject::connect(
dpms,
&Dpms::supportedChanged,
supportedLabel,
[supportedLabel, dpms, standbyButton, suspendButton, offButton] {
const bool supported = dpms->isSupported();
supportedLabel->setText(supportedToString(supported));
standbyButton->setEnabled(supported);
suspendButton->setEnabled(supported);
offButton->setEnabled(supported);
},
Qt::QueuedConnection);
QObject::connect(
dpms,
&Dpms::modeChanged,
modeLabel,
[modeLabel, dpms] {
modeLabel->setText(modeToString(dpms->mode()));
},
Qt::QueuedConnection);
QObject::connect(standbyButton, &QPushButton::clicked, dpms, [dpms] {
dpms->requestMode(Dpms::Mode::Standby);
});
QObject::connect(suspendButton, &QPushButton::clicked, dpms, [dpms] {
dpms->requestMode(Dpms::Mode::Suspend);
});
QObject::connect(offButton, &QPushButton::clicked, dpms, [dpms] {
dpms->requestMode(Dpms::Mode::Off);
});
}
QVBoxLayout *layout = new QVBoxLayout;
layout->addWidget(label);
layout->addLayout(dpmsForm);
layout->addWidget(bg);
return layout;
}
int main(int argc, char **argv)
{
qputenv("QT_QPA_PLATFORM", QByteArrayLiteral("wayland"));
QApplication app(argc, argv);
QWidget window;
ConnectionThread *connection = ConnectionThread::fromApplication();
Registry registry;
registry.create(connection);
QObject::connect(
&registry,
&Registry::interfacesAnnounced,
&app,
[&registry, &window] {
const bool hasDpms = registry.hasInterface(Registry::Interface::Dpms);
QLabel *hasDpmsLabel = new QLabel(&window);
if (hasDpms) {
hasDpmsLabel->setText(QStringLiteral("Compositor provides a DpmsManager"));
} else {
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hasDpmsLabel->setText(QStringLiteral("Compositor does not provide a DpmsManager"));
}
QVBoxLayout *layout = new QVBoxLayout;
layout->addWidget(hasDpmsLabel);
QFrame *hline = new QFrame;
hline->setFrameShape(QFrame::HLine);
layout->addWidget(hline);
DpmsManager *dpmsManager = nullptr;
if (hasDpms) {
const auto dpmsData = registry.interface(Registry::Interface::Dpms);
dpmsManager = registry.createDpmsManager(dpmsData.name, dpmsData.version);
}
// get all Outputs
const auto outputs = registry.interfaces(Registry::Interface::Output);
for (auto o : outputs) {
layout->addLayout(setupOutput(o, &registry, dpmsManager));
QFrame *hline = new QFrame;
hline->setFrameShape(QFrame::HLine);
layout->addWidget(hline);
}
window.setLayout(layout);
window.show();
},
Qt::QueuedConnection);
registry.setup();
return app.exec();
}