#!/bin/sh
#
# script to logout from a running fluxbox with yesno-dialog at the end.
#
# Copyright (c) 2004 Mathias Gumz <gumz at cs.uni-magdeburg.de>
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

check_in_path()
{
  if which "$1" &> /dev/null; then echo "${0##*/}error, [$1] not in PATH, exit." >&2; exit 1;fi
}

display_help()
{
  cat << EOF

ABOUT
  
  fblogout - logout dialog for fluxbox

USAGE
  
  fblogout [-h] [xmessage|gdialog|zenity|kdialog]

  -h       --help     displays this help

  xmessage is the default method to confirm the
  logout prozess.

EXAMPLE

  ~/.fluxbox/keys:

    Control Mod1 Mod4 :ExecCommand fblogout

  
  ~/.fluxbox/menu:
    
    [submenu]  (fluxbox) {system...}
      [restart] (fluxbox)
      [exec] (logout) {fblogout}
    [end]
      
AUTHOR

  mathias gumz < gumz at cs.uni-magdeburg.de >
    
EOF
  exit 0
}


pid=`xprop -root _BLACKBOX_PID | cut -d '=' -f 2`
mode="xmessage"
question="really logout from fluxbox?"

[ -n "$1" ] && mode="$1"

case "$mode" in

  --help | -h )
    display_help
    exit 0
    ;;
  gdialog )
    check_in_path gdialog && gdialog --yesno "$question"
    ;;
  
  zenity )
    check_in_path zenity && zenity --question --text="$question"
    ;;
    
  xmessage | gxmessage )
    check_in_path $mode && $mode -nearmouse -buttons no:1,yes:0 "$question"
    ;;
  kdialog )
    check_in_path kdialog && kdialog --yesno "$question"
    ;;

  * )
    echo "error, not a supported *dialog, exit."
    exit 1
    ;;
esac

if [ $? = 0 ]
then
  #echo "now i would send a SIGTERM to $pid"
  kill -s KILL $pid
  exit 0
fi