[util-iso] set environment QT_STYLE_OVERRIDE in image

- we might need to check if this is needed
- only livecd might be affected do this

lib/util-iso-image.sh

@@ -69,6 +69,7 @@ configure_services_live(){
 	esac
 }
 
+# $1: chroot
 configure_lsb(){
 	[[ -f $1/boot/grub/grub.cfg ]] && rm $1/boot/grub/grub.cfg
 	if [ -e $1/etc/lsb-release ] ; then
@@ -110,6 +111,16 @@ configure_services(){
 	esac
 }
 
+# $1: chroot
+configure_environment(){
+	case ${custom} in
+		gnome|xfce|openbox|enlightenment|cinnamon|pekwm|lxde|mate)
+			echo "QT_STYLE_OVERRIDE=gtk" >> $1/etc/environment
+		;;
+		*) break ;;
+	esac
+}
+
 # $1: chroot
 # $2: user
 configure_accountsservice(){
@@ -295,6 +306,7 @@ configure_displaymanager(){
 	msg2 "Configured: ${displaymanager}"
 }
 
+# $1: chroot
 configure_xorg_drivers(){
 	# Disable Catalyst if not present
 	if  [ -z "$(ls $1/opt/livecd/pkgs/ | grep catalyst-utils 2> /dev/null)" ]; then

lib/util-iso.sh

@@ -114,6 +114,7 @@ configure_custom_image(){
 	configure_plymouth "$1"
 	configure_displaymanager "$1"
 	configure_services "$1"
+	configure_environment "$1"
 	msg "Done configuring [${custom}-image]"
 }
 

lib/util-livecd.sh

@@ -414,15 +414,6 @@ configure_env(){
 	sed -i -e "s~^.*Exec=.*~Exec=mate-terminal -e 'sudo setup'~" "/etc/skel/Desktop/installer-launcher-cli.desktop"
 	sed -i -e "s~^.*Terminal=.*~Terminal=false~" "/etc/skel/Desktop/installer-launcher-cli.desktop"
 	fi
-
-	if [[ -f "/bootmnt/${iso_name}/${arch}/${custom}-image.sqfs" ]]; then
-		case ${custom} in
-			gnome|xfce|openbox|enlightenment|cinnamon|pekwm|lxde|mate)
-				echo "QT_STYLE_OVERRIDE=gtk" >> /etc/environment
-			;;
-			*) break ;;
-		esac
-	fi
 }
 
 configure_user_root(){