1 files changed, 42 insertions, 0 deletions

diff --git a/libopie/odevice.cpp b/libopie/odevice.cpp
index 58bd663..44fe35f 100644
--- a/libopie/odevice.cpp
+++ b/libopie/odevice.cpp
@@ -78,16 +78,19 @@ public:
         virtual int displayBrightnessResolution ( ) const;
 
         virtual void alarmSound ( );
         
     virtual QValueList <OLed> ledList ( ) const;
         virtual QValueList <OLedState> ledStateList ( OLed led ) const;
         virtual OLedState ledState ( OLed led ) const;
         virtual bool setLedState ( OLed led, OLedState st );
+
+        virtual bool hasLightSensor ( ) const;
+        virtual int readLightSensor ( );
         
         //virtual QValueList <int> keyList ( ) const;
         
 protected:
         virtual bool filter ( int unicode, int keycode, int modifiers, bool isPress, bool autoRepeat );
         virtual void timerEvent ( QTimerEvent *te );
         
         int m_power_timer;
@@ -351,16 +354,25 @@ OLedState ODevice::ledState ( OLed /*which*/ ) const
         return Led_Off;
 }
 
 bool ODevice::setLedState ( OLed /*which*/, OLedState /*st*/ )
 {
         return false;
 }
 
+bool ODevice::hasLightSensor ( ) const
+{
+        return false;
+}
+
+int ODevice::readLightSensor ( )
+{
+        return -1;
+}
 
 
 //QValueList <int> ODevice::keyList ( ) const
 //{
         //return QValueList <int> ( );
 //}
 
 
@@ -661,16 +673,46 @@ bool iPAQ::setDisplayBrightness ( int bright )
 }
 
 int iPAQ::displayBrightnessResolution ( ) const
 {
         return 255; // really 128, but logarithmic control is smoother this way
 }
 
 
+bool iPAQ::hasLightSensor ( ) const
+{
+        return true;
+}
+
+int iPAQ::readLightSensor ( )
+{
+        int fd;
+        int val = -1;
+        
+        if (( fd = ::open ( "/proc/hal/lightsensor", O_RDONLY )) >= 0 ) {
+                char buffer [5];
+        
+                if ( ::read ( fd, buffer, 4 ) == 4 ) {
+                        char *endptr;
+                
+                        buffer [4] = 0;
+                        val = ::strtol ( buffer + 2, &endptr, 16 );
+                        
+                        if ( *endptr != 0 )
+                                val = -1;
+                }
+        
+                ::close ( fd );
+        }
+
+        return val;
+}
+
+
 /**************************************************
  *
  * Zaurus
  *
  **************************************************/