#! /bin/bash

export CMD=nupdf
export EXT=pdf

export i=0

echo " "
echo "Searching for *.$EXT files. It may take a while..."
echo " "

rm -f /tmp/fsel.tmp 2>/dev/null
touch /tmp/fsel.tmp
for aa in `find . -name "*.$EXT" -print` ;do i=`expr $i + 1` ; echo $i $aa >>/tmp/fsel.tmp ;done
export B=`cat /tmp/fsel.tmp`
export A=`dialog --menu "Select a File" 0 50 20 $B --stdout`

if test $A > 0
then
export C=`grep "^$A" /tmp/fsel.tmp`
export D=`echo $C | cut -d' ' -f2 -`
$CMD $D
else
echo "No file selected!"
fi