Diffstat (limited to 'libopie2/opiecore/device/odevice_ipaq.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r-- | libopie2/opiecore/device/odevice_ipaq.cpp | 53 |
1 files changed, 45 insertions, 8 deletions
diff --git a/libopie2/opiecore/device/odevice_ipaq.cpp b/libopie2/opiecore/device/odevice_ipaq.cpp index e6e3145..63b60a7 100644 --- a/libopie2/opiecore/device/odevice_ipaq.cpp +++ b/libopie2/opiecore/device/odevice_ipaq.cpp @@ -30,8 +30,9 @@ #include "odevice_ipaq.h" /* QT */ #include <qapplication.h> +#include <qdir.h> #include <qfile.h> #include <qtextstream.h> #include <qwindowsystem_qws.h> @@ -378,14 +379,32 @@ bool iPAQ::setDisplayBrightness ( int bright ) QString cmdline; switch ( model()) { case Model_iPAQ_H191x: - if ( !bright ) - cmdline = QString::fromLatin1( "echo 4 > /sys/class/backlight/pxafb/power"); - else - cmdline = QString::fromLatin1( "echo 0 > /sys/class/backlight/pxafb/power; echo %1 > /sys/class/backlight/pxafb/brightness" ).arg( bright ); - // No Global::shellQuote as we gurantee it to be sane - res = ( ::system( QFile::encodeName(cmdline) ) == 0 ); + { + QDir sysClass( "/sys/class/backlight/pxafb/" ); + sysClass.setFilter(QDir::Dirs); + int fd; + if ( sysClass.exists() ) { + QString sysClassPath = sysClass.absFilePath( "/sys/class/backlight/pxafb/power" ); + fd = ::open( sysClassPath, O_WRONLY | O_NONBLOCK ); + if ( fd ) { + char buf[10]; + buf[0] = bright ? 0 : 4; + buf[1] = '\0'; + res = ( ::write( fd, &buf[0], 2 ) == 0 ); + ::close( fd ); + } + sysClassPath = sysClass.absFilePath( "/sys/class/backlight/pxafb/brightness" ); + fd = ::open( sysClassPath, O_WRONLY | O_NONBLOCK ); + if ( fd ) { + char buf[100]; + int len = ::snprintf( &buf[0], sizeof buf, "%d", bright ); + res = ( ::write( fd, &buf[0], len ) == 0 ); + ::close( fd ); + } + } + } break; case Model_iPAQ_HX4700: cmdline = QString::fromLatin1( "echo %1 > /sys/class/backlight/w100fb/brightness" ).arg( bright ); @@ -436,9 +455,22 @@ bool iPAQ::setDisplayStatus ( bool on ) QString cmdline; if ( model() == Model_iPAQ_H191x ) { - cmdline = QString::fromLatin1( "echo %1 > /sys/class/lcd/pxafb/power; echo %2 > /sys/class/backlight/pxafb/power").arg( on ? "0" : "4" ).arg( on ? "0" : "4" ); + QDir sysClass( "/sys/class/lcd/pxafb/" ); + sysClass.setFilter(QDir::Dirs); + if ( sysClass.exists() ) { + QString sysClassPath = sysClass.absFilePath( "/sys/class/lcd/pxafb/power" ); + int fd = ::open( sysClassPath, O_WRONLY | O_NONBLOCK ); + if ( fd ) { + char buf[10]; + buf[0] = on ? 0 : 4; + buf[1] = '\0'; + res = ( ::write( fd, &buf[0], 2 ) == 0 ); + ::close( fd ); + } + } + return res; } else { return OAbstractMobileDevice::setDisplayStatus(on); } @@ -448,9 +480,14 @@ bool iPAQ::setDisplayStatus ( bool on ) } bool iPAQ::hasLightSensor() const { - return true; + switch (model()) { + case Model_iPAQ_H191x: + return false; + default: + return true; + } } int iPAQ::readLightSensor() { |