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PowerComponentDBus.cpp
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PowerComponentDBus.cpp
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#include <QtDBus/QDBusConnection>
#include <QtDBus/QDBusInterface>
#include <QtDBus/QDBusReply>
#include "PowerComponentDBus.h"
#include "utils/HelperLauncher.h"
#define DBUS_SERVICE_NAME "org.freedesktop.login1"
#define DBUS_SERVICE_PATH "/org/freedesktop/login1"
#define DBUS_INTERFACE "org.freedesktop.login1.Manager"
#define DBUS_SCREENSAVER_SERVICE_NAME "org.freedesktop.ScreenSaver"
#define DBUS_SCREENSAVER_SERVICE_PATH "/org/freedesktop/ScreenSaver"
#define DBUS_SCREENSAVER_INTERFACE "org.freedesktop.ScreenSaver"
/////////////////////////////////////////////////////////////////////////////////////////
bool PowerComponentDBus::PowerOff()
{
HelperLauncher::Get().stop();
return callPowerMethod("PowerOff");
}
/////////////////////////////////////////////////////////////////////////////////////////
bool PowerComponentDBus::Reboot()
{
HelperLauncher::Get().stop();
return callPowerMethod("Reboot");
}
/////////////////////////////////////////////////////////////////////////////////////////
bool PowerComponentDBus::callPowerMethod(QString method)
{
if (QDBusConnection::systemBus().isConnected())
{
QDBusInterface iface(DBUS_SERVICE_NAME, DBUS_SERVICE_PATH, DBUS_INTERFACE,
QDBusConnection::systemBus());
if (iface.isValid())
{
QDBusReply<bool> reply = iface.call(method, true);
if (reply.isValid())
{
return true;
}
else
{
QLOG_ERROR() << "callPowerMethod : Error while calling" << method << ":"
<< reply.error().message();
return false;
}
}
else
{
QLOG_ERROR() << "callPowerMethod : failed to retrieve interface.";
}
}
else
{
QLOG_ERROR() << "callPowerMethod : could not find system bus";
}
return false;
}
/////////////////////////////////////////////////////////////////////////////////////////
bool PowerComponentDBus::isPowerMethodAvailable(QString method)
{
if (QDBusConnection::systemBus().isConnected())
{
QDBusInterface iface(DBUS_SERVICE_NAME, DBUS_SERVICE_PATH, DBUS_INTERFACE,
QDBusConnection::systemBus());
if (iface.isValid())
{
QDBusReply<QString> reply = iface.call(method);
if (reply.isValid())
{
return (reply.value() == "yes");
}
else
{
QLOG_ERROR() << "isPowerMethodAvailable : Error while calling" << method << ":"
<< reply.error().message();
return false;
}
}
else
{
QLOG_ERROR() << "isPowerMethodAvailable : failed to retrieve interface.";
}
}
else
{
QLOG_ERROR() << "isPowerMethodAvailable : could not find system bus";
}
return false;
}
void PowerComponentDBus::doDisableScreensaver()
{
if (screensaver_inhibit_cookie)
{
QLOG_INFO() << "doDisableScreensaver : already disabled.";
return;
}
if (QDBusConnection::systemBus().isConnected())
{
QDBusInterface iface(DBUS_SCREENSAVER_SERVICE_NAME, DBUS_SCREENSAVER_SERVICE_PATH,
DBUS_SCREENSAVER_INTERFACE, QDBusConnection::sessionBus());
if (iface.isValid())
{
QDBusReply<unsigned int> reply = iface.call("Inhibit", "plexmediaplayer", "playing");
if (reply.isValid())
{
screensaver_inhibit_cookie = reply.value();
}
else
{
QLOG_ERROR() << "doDisableScreensaver : Error while calling UnInhibit:"
<< reply.error().message();
}
}
else
{
QLOG_ERROR() << "doDisableScreensaver : failed to retrieve interface.";
}
}
else
{
QLOG_ERROR() << "doDisableScreensaver : could not find system bus";
}
}
///////////////////////////////////////////////////////////////////////////////////////////////////
void PowerComponentDBus::doEnableScreensaver()
{
if (!screensaver_inhibit_cookie)
{
QLOG_INFO() << "doEnableScreensaver : already enabled.";
return;
}
if (QDBusConnection::systemBus().isConnected())
{
QDBusInterface iface(DBUS_SCREENSAVER_SERVICE_NAME, DBUS_SCREENSAVER_SERVICE_PATH,
DBUS_SCREENSAVER_INTERFACE, QDBusConnection::sessionBus());
if (iface.isValid())
{
QDBusReply<void> reply = iface.call("UnInhibit", screensaver_inhibit_cookie);
if (reply.isValid())
{
screensaver_inhibit_cookie = 0;
}
else
{
QLOG_ERROR() << "doEnableScreensaver : Error while calling UnInhibit:"
<< reply.error().message();
}
}
else
{
QLOG_ERROR() << "doEnableScreensaver : failed to retrieve interface.";
}
}
else
{
QLOG_ERROR() << "doEnableScreensaver : could not find system bus";
}
}