# For Xfce, we add a directory to XDG_DATA_DIRS
# to allow the admin to set, for example, defaults.list properly
BASESTARTUP=$(basename "$STARTUP" | cut -d\  -f1)
if [ "$BASESTARTUP" = x-session-manager ]; then
    BASESTARTUP=$(basename $(readlink /etc/alternatives/x-session-manager))
fi
case "$BASESTARTUP" in
  xfce4-session|startxfce4)
    # We prepend /usr/share/xfce4 since its defaults.list actually points 
    # to /etc so it is configurable.
    if [ -z "$XDG_DATA_DIRS" ]; then
      XDG_DATA_DIRS=/usr/share/xfce4:/usr/local/share/:/usr/share/
    else
      XDG_DATA_DIRS=/usr/share/xfce4:"$XDG_DATA_DIRS"
    fi
    export XDG_DATA_DIRS
    ;;
esac

if [ -z "$QT_QPA_PLATFORMTHEME" ] && [ "$XDG_CURRENT_DESKTOP" != "XFCE" ]
then
    export QT_QPA_PLATFORMTHEME=qt5ct
fi

if [ "$DESKTOP_SESSION" = xfce ]; then
    # Disable GTK 3.16 overlay scrollbars
    export GTK_OVERLAY_SCROLLING=0
    # Workaround clutter issue (LP: #1462445)
    export CLUTTER_BACKEND=x11
fi