1 files changed, 8 insertions, 2 deletions
diff --git a/libLumina/LuminaOS-DragonFly.cpp b/libLumina/LuminaOS-DragonFly.cpp
index 79f84e65..2f9beb4b 100644
--- a/libLumina/LuminaOS-DragonFly.cpp
+++ b/libLumina/LuminaOS-DragonFly.cpp
@@ -58,21 +58,27 @@ int LOS::ScreenBrightness(){
       screenbrightness = val;
     }
   }
+  //If it gets to this point, then we have a valid (but new) installation
+  if(screenbrightness<0){ screenbrightness = 100; } //default value for systems
+
   return screenbrightness;	
 }
 
 //Set screen brightness
 void LOS::setScreenBrightness(int percent){
+  if(percent == -1){ return; } //This is usually an invalid value passed directly to the setter
   //ensure bounds
   if(percent<0){percent=0;}
   else if(percent>100){ percent=100; }
+  //Run the command(s)
+  bool success = false;
   float pf = percent/100.0; //convert to a decimel
   //Run the command
   QString cmd = "xbrightness  %1";
   cmd = cmd.arg( QString::number( int(65535*pf) ) );
-  int ret = LUtils::runCmd(cmd);
+  success = (0 == LUtils::runCmd(cmd) );
   //Save the result for later
-  if(ret!=0){ screenbrightness = -1; }
+  if(!success){ screenbrightness = -1; }
   else{ screenbrightness = percent; }
   LUtils::writeFile(QDir::homePath()+"/.lumina/.currentxbrightness", QStringList() << QString::number(screenbrightness), true);
 }