void ScreenSaverWaker::Wake()
{
#ifdef Q_OS_MAC
UpdateSystemActivity(OverallAct);//Mac Specific Call
#endif
#ifdef Q_OS_LINUX
#endif
}
void MacScreensaver::Timeout() {
UpdateSystemActivity(OverallAct);
}
//----------------------------------------------------------------
// ScreenSaverInhibitor::screenSaverInhibit
//
void
ScreenSaverInhibitor::screenSaverInhibit()
{
#ifdef __APPLE__
UpdateSystemActivity(UsrActivity);
#elif defined(_WIN32)
// http://www.codeproject.com/KB/system/disablescreensave.aspx
//
// Call the SystemParametersInfo function to query and reset the
// screensaver time-out value. Use the user's default settings
// in case your application terminates abnormally.
//
static UINT spiGetter[] = { SPI_GETLOWPOWERTIMEOUT,
SPI_GETPOWEROFFTIMEOUT,
SPI_GETSCREENSAVETIMEOUT };
static UINT spiSetter[] = { SPI_SETLOWPOWERTIMEOUT,
SPI_SETPOWEROFFTIMEOUT,
SPI_SETSCREENSAVETIMEOUT };
std::size_t numParams = sizeof(spiGetter) / sizeof(spiGetter[0]);
for (std::size_t i = 0; i < numParams; i++)
{
UINT val = 0;
BOOL ok = SystemParametersInfo(spiGetter[i], 0, &val, 0);
YAE_ASSERT(ok);
if (ok)
{
ok = SystemParametersInfo(spiSetter[i], val, NULL, 0);
YAE_ASSERT(ok);
}
}
#else
// try using DBUS to talk to the screensaver...
bool done = false;
if (QDBusConnection::sessionBus().isConnected())
{
QDBusInterface screensaver("org.freedesktop.ScreenSaver",
"/ScreenSaver");
if (screensaver.isValid())
{
// apparently SimulateUserActivity is not enough to keep Ubuntu
// from starting the screensaver
screensaver.call(QDBus::NoBlock, "SimulateUserActivity");
// try to inhibit the screensaver as well:
if (!cookie_)
{
QDBusMessage out =
screensaver.call(QDBus::Block,
"Inhibit",
QVariant(QApplication::applicationName()),
QVariant("video playback"));
if (out.type() == QDBusMessage::ReplyMessage &&
!out.arguments().empty())
{
cookie_ = out.arguments().front().toUInt();
}
}
if (cookie_)
{
timerScreenSaverUnInhibit_.start();
}
done = true;
}
}
if (!done)
{
// FIXME: not sure how to do this yet
std::cerr << "screenSaverInhibit" << std::endl;
}
#endif
}
