QTOPIABASE_EXPORT void qpe_setBrightness(int b)
{
static int previous = 0;
static int max = qpe_sysBrightnessSteps(); /* get it once */
if (b < 0)
b = max;
/*if (b > 1 && previous == 0) {
fb_power(true); */
// sleep(1); /* ugly: let it a little of time to avoid an lcd flash */
//}
QFile brightness("/sys/class/backlight/corgi-bl/brightness");
if(!brightness.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Truncate)) {
qWarning() << "/sys/class/backlight/corgi-bl/brightness not opened";
} else {
QTextStream out(&brightness);
out << QString::number(b);
brightness.close();
}
/*if (b == 0)
fb_power(false);
previous = b;*/
}
QTOPIABASE_EXPORT void qpe_setBrightness(int b)
{
int brightessSteps = qpe_sysBrightnessSteps();
if(b > brightessSteps)
b = brightessSteps;
if(b == 1) {
// dim
b = brightessSteps / 4;
} else if (b == -1) {
//bright
b = brightessSteps;
}
QFile brightness;
if (QFileInfo("/sys/class/backlight/gta01-bl/brightness").exists() ) {
brightness.setFileName("/sys/class/backlight/gta01-bl/brightness");
//ficgta01
} else if (QFileInfo("/sys/class/backlight/gta02-bl/brightness").exists() ) {
//ficgta02, recent kernel (> 2.6.28 )
brightness.setFileName("/sys/class/backlight/gta02-bl/brightness");
} else {
brightness.setFileName("/sys/class/backlight/pcf50633-bl/brightness");
//ficgta02
}
if(!brightness.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Truncate)) {
qWarning() << "qpe_setBrightness: File not opened";
} else {
QTextStream out(&brightness);
out << QString::number(b);
brightness.close();
}
}
/*!
\internal
Sets the back light to \a bright.
\sa backlight
*/
void QtopiaPowerManager::setBacklight(int bright)
{
qLog(PowerManagement) << "QtopiaPowerManager: setBacklight =>" << bright ;
if ( bright == -3 ) {
// Forced on
forced_off = false;
bright = -1;
}
if ( forced_off && bright != -2 )
return;
if ( bright == -2 ) {
// Toggle between off and on
bright = currentBacklight ? 0 : -1;
forced_off = !bright;
}
if ( bright == -1 ) {
// Read from config
QSettings config("Trolltech","qpe");
if (powerstatus.wallStatus() == QPowerStatus::Available)
config.beginGroup( "ExternalPower" );
else
config.beginGroup( "BatteryPower" );
bright = config.value("Brightness", qpe_sysBrightnessSteps()).toInt();
}
qpe_setBrightness(bright);
currentBacklight = bright;
if (m_vso)
m_vso->setAttribute("Display/0/Backlight", bright);
}
/*!
\internal
Returns the current level of the backlight. The return value has a range between
0 and the vlaue set by qpe_sysBrightnessSteps() ( qpe_sysBrightnessSteps() being the brightest backlight setting ).
\sa setBacklight
*/
int QtopiaPowerManager::backlight()
{
if (currentBacklight == -1) {
QSettings config("Trolltech","qpe");
if (powerstatus.wallStatus() == QPowerStatus::Available)
config.beginGroup( "ExternalPower" );
else
config.beginGroup( "BatteryPower" );
currentBacklight = config.value("Brightness", qpe_sysBrightnessSteps()).toInt();
}
return currentBacklight;
}
void LightSettings::writeMode(QSettings &config, PowerMode *mode)
{
config.setValue( "Dim", mode->dim );
config.setValue( "LightOff", mode->lightoff );
config.setValue( "Interval_Dim", mode->intervalDim );
config.setValue( "Interval_LightOff", mode->intervalLightOff );
config.setValue( "Brightness", (mode->brightness * 255 + qpe_sysBrightnessSteps()/2) / qpe_sysBrightnessSteps() );
if (mode->canSuspend) {
config.setValue( "Interval", mode->intervalSuspend );
config.setValue( "Suspend", mode->suspend );
} else {
config.setValue( "Interval", 0 );
config.setValue( "Suspend", false );
}
}
void LightSettings::reject()
{
// Set settings for current power source
if ( powerStatus.wallStatus() == QPowerStatus::Available )
currentMode = &externalMode;
else
currentMode = &batteryMode;
set_fl(currentMode->initBrightness);
// Restore brightness settings
QSettings config("Trolltech", "qpe");
config.beginGroup("LockPower");
config.setValue("Brightness", (batteryMode.initBrightness * 255 + qpe_sysBrightnessSteps()/2) / qpe_sysBrightnessSteps());
config.endGroup();
config.beginGroup("BatteryPower");
config.setValue("Brightness", (batteryMode.initBrightness * 255 + qpe_sysBrightnessSteps()/2) / qpe_sysBrightnessSteps());
config.endGroup();
config.beginGroup("ExternalPower");
config.setValue("Brightness", (externalMode.initBrightness * 255 + qpe_sysBrightnessSteps()/2) / qpe_sysBrightnessSteps());
config.endGroup();
QDialog::reject();
}
void LightSettings::applyBrightness()
{
// slot called, but we haven't changed the powerMode values yet
currentMode->brightness = b->brightness->value();
set_fl(currentMode->brightness);
QSettings config("Trolltech", "qpe");
if (currentMode == &lockMode)
config.beginGroup("LockPower");
else if (currentMode == &batteryMode)
config.beginGroup("BatteryPower");
else
config.beginGroup("ExternalPower");
config.setValue("Brightness", (currentMode->brightness * 255 + qpe_sysBrightnessSteps()/2) / qpe_sysBrightnessSteps());
}
QTOPIABASE_EXPORT void qpe_setBrightness(int b)
{
int brightessSteps = qpe_sysBrightnessSteps();
if(b > brightessSteps)
b = brightessSteps;
if(b == 1) {
// dim
b = brightessSteps / 4;
} else if (b == -1) {
//bright
b = brightessSteps;
}
QByteArray str = QByteArray::number(b);
qWriteFile("/sys/class/backlight/pcf50633-backlight/brightness", str.constData());
}
QTOPIABASE_EXPORT void qpe_setBrightness(int b)
{
int brightessSteps = qpe_sysBrightnessSteps();
if(b > brightessSteps)
b = brightessSteps;
if(b == 1) {
// dim
b = brightessSteps / 4;
} else if (b == -1) {
//bright
b = brightessSteps;
}
QFile f("/sys/class/backlight/pcf50633-backlight/brightness");
if(!f.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Truncate)) {
qWarning() << "qpe_setBrightness: " + f.errorString();
return;
}
QTextStream out(&f);
out << QString::number(b);
f.close();
}
LightSettings::LightSettings( QWidget* parent, Qt::WFlags fl )
: QDialog( parent, fl), isStatusView( false )
{
setWindowTitle(tr("Power Management"));
QVBoxLayout * baseLayout = new QVBoxLayout( this );
baseLayout->setMargin( 0 );
QWidget * container = new QWidget();
QScrollArea *sView = new QScrollArea;
sView->setFocusPolicy(Qt::NoFocus);
sView->setFrameStyle(QFrame::NoFrame);
sView->setWidget( container );
sView->setWidgetResizable( true );
sView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
QVBoxLayout *lightLayout = new QVBoxLayout(container);
lightLayout->setMargin( 0 );
b = new LightSettingsContainer();
QtopiaApplication::setInputMethodHint( b->interval_dim, QtopiaApplication::AlwaysOff );
QtopiaApplication::setInputMethodHint( b->interval_lightoff, QtopiaApplication::AlwaysOff );
QtopiaApplication::setInputMethodHint( b->interval_suspend, QtopiaApplication::AlwaysOff );
lightLayout->addWidget(b);
baseLayout->addWidget(sView);
// add context menu to push its status to Profiles
contextMenu = QSoftMenuBar::menuFor( this );
QAction* actionCapture = new QAction( QIcon( ":icon/Note" ), tr( "Add to current profile" ), this );
contextMenu->addAction( actionCapture );
connect( actionCapture, SIGNAL(triggered()), this, SLOT(pushSettingStatus()) );
connect( qApp, SIGNAL(appMessage(QString,QByteArray)),
this, SLOT(receive(QString,QByteArray)) );
connect( b->interval_dim, SIGNAL(valueChanged(int)), this, SLOT(updateLightOffMinValue(int)) );
connect( b->interval_dim, SIGNAL(valueChanged(int)), this, SLOT(updateSuspendMinValue(int)) );
connect( b->interval_lightoff, SIGNAL(valueChanged(int)), this, SLOT(updateSuspendMinValue(int)) );
b->officon->setPixmap(QPixmap(":image/off").scaled(24, 24, Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
b->brighticon->setPixmap(QPixmap(":image/Light").scaled(24, 24, Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
QSettings hwConfig("Trolltech", "Hardware");
hwConfig.beginGroup("PowerManagement");
lockMode.canSuspend = hwConfig.value("CanSuspendLock", false).toBool();
batteryMode.canSuspend = hwConfig.value("CanSuspend", false).toBool();
externalMode.canSuspend = hwConfig.value("CanSuspendAC", false).toBool();
hwConfig.endGroup();
b->notnetworkedsuspend->hide();
if (batteryMode.canSuspend || externalMode.canSuspend || lockMode.canSuspend) {
b->interval_suspend->setEnabled(true);
} else {
b->interval_suspend->hide();
b->label_suspend->hide();
}
QSettings config("Trolltech","qpe");
config.beginGroup("LockPower");
lockMode.intervalDim = config.value( "Interval_Dim", 20 ).toInt();
lockMode.intervalLightOff = config.value("Interval_LightOff", 30).toInt();
lockMode.intervalSuspend = config.value("Interval", 60).toInt();
lockMode.brightness = config.value("Brightness", 255).toInt();
lockMode.brightness = qMax(1,lockMode.brightness * qpe_sysBrightnessSteps() / 255);
lockMode.initBrightness = lockMode.brightness;
lockMode.dim = config.value("Dim", true).toBool();
lockMode.lightoff = config.value("LightOff", false).toBool();
lockMode.suspend = config.value("Suspend", true).toBool();
lockMode.networkedsuspend = config.value("NetworkedSuspend", true).toBool();
config.endGroup();
config.beginGroup("BatteryPower");
batteryMode.intervalDim = config.value( "Interval_Dim", 20 ).toInt();
batteryMode.intervalLightOff = config.value("Interval_LightOff", 30).toInt();
batteryMode.intervalSuspend = config.value("Interval", 60).toInt();
batteryMode.brightness = config.value("Brightness", 255).toInt();
batteryMode.brightness = qMax(1,batteryMode.brightness * qpe_sysBrightnessSteps() / 255);
batteryMode.initBrightness = batteryMode.brightness;
batteryMode.dim = config.value("Dim", true).toBool();
batteryMode.lightoff = config.value("LightOff", false).toBool();
batteryMode.suspend = config.value("Suspend", true).toBool();
batteryMode.networkedsuspend = config.value("NetworkedSuspend", true).toBool();
config.endGroup();
config.beginGroup("ExternalPower");
externalMode.intervalDim = config.value( "Interval_Dim", 20 ).toInt();
externalMode.intervalLightOff = config.value("Interval_LightOff", 30).toInt();
externalMode.intervalSuspend = config.value("Interval", 240).toInt();
externalMode.brightness = config.value("Brightness", 255).toInt();
externalMode.brightness = qMax(1,externalMode.brightness * qpe_sysBrightnessSteps() / 255);
externalMode.initBrightness = externalMode.brightness;
externalMode.dim = config.value("Dim", true).toBool();
externalMode.lightoff = config.value("LightOff", false).toBool(); //default to leave on
externalMode.suspend = config.value("Suspend", true).toBool();
externalMode.networkedsuspend = config.value("NetworkedSuspend",false).toBool();
config.endGroup();
//must set min > 0 the screen will become completely black
int maxbright = qpe_sysBrightnessSteps();
b->brightness->setMaximum( maxbright );
b->brightness->setMinimum( 1 );
b->brightness->setTickInterval( qMax(1,maxbright/16) );
b->brightness->setSingleStep( qMax(1,maxbright/16) );
b->brightness->setPageStep( qMax(1,maxbright/16) );
currentMode = &batteryMode;
applyMode();
connect(b->powerSource, SIGNAL(currentIndexChanged(int)),
this, SLOT(powerTypeChanged(int)));
if ( powerStatus.wallStatus() == QPowerStatus::Available ) {
b->powerSource->setCurrentIndex(1);
}
connect(b->brightness, SIGNAL(valueChanged(int)), this, SLOT(applyBrightness()));
QtopiaChannel *channel = new QtopiaChannel("Qtopia/PowerStatus", this);
connect(channel, SIGNAL(received(QString,QByteArray)),
this, SLOT(sysMessage(QString,QByteArray)));
}
/* Apply light/power settings for current power source */
static void applyLightSettings(QPowerStatus *p)
{
int initbright;
int intervalDim;
int intervalLightOff;
int intervalSuspend;
bool dim;
bool lightoff;
bool suspend;
bool canSuspend;
QSettings config("Trolltech","qpe");
QSettings hwConfig("Trolltech", "Hardware");
hwConfig.beginGroup("PowerManagement");
if (p->wallStatus() == QPowerStatus::Available) {
config.beginGroup("ExternalPower");
canSuspend = hwConfig.value("CanSuspendAC", false).toBool();
} else {
config.beginGroup("BatteryPower");
canSuspend = hwConfig.value("CanSuspend", false).toBool();
}
intervalDim = config.value("Interval_Dim", 20).toInt();
config.setValue("Interval_Dim", intervalDim);
intervalLightOff = config.value("Interval_LightOff", 30).toInt();
config.setValue("Interval_LightOff", intervalLightOff);
if (canSuspend) {
if (p->wallStatus() == QPowerStatus::Available) {
intervalSuspend = config.value("Interval", 240).toInt();
config.setValue("Interval", intervalSuspend);
} else {
intervalSuspend = config.value("Interval", 60).toInt();
config.setValue("Interval", intervalSuspend);
}
suspend = config.value("Suspend", true).toBool();
config.setValue("Suspend", suspend);
} else {
intervalSuspend = 0;
config.setValue("Interval", intervalSuspend);
suspend = false;
config.setValue("Suspend", suspend);
}
initbright = config.value("Brightness", qpe_sysBrightnessSteps()).toInt();
config.setValue("Brightness", initbright);
dim = config.value("Dim", true).toBool();
config.setValue("Dim", dim);
lightoff = config.value("LightOff", false).toBool();
config.setValue("LightOff", lightoff);
config.sync(); //write out for syncronisation with light app
int i_dim = (dim ? intervalDim : 0);
int i_lightoff = (lightoff ? intervalLightOff : 0);
int i_suspend = (suspend ? intervalSuspend : 0);
QtopiaServiceRequest eB("QtopiaPowerManager", "setBacklight(int)" );
eB << -3; //forced on
eB.send();
QtopiaServiceRequest e("QtopiaPowerManager", "setIntervals(int,int,int)" );
e << i_dim << i_lightoff << i_suspend;
e.send();
}
