#!/bin/sh GTKDIALOG=gtkdialog MAIN_DIALOG=' <window> <vbox> <entry> <default>Default value</default> <variable>ENTRY</variable> </entry> <hbox> <button ok></button> <button cancel></button> </hbox> </vbox> </window> ' export MAIN_DIALOG case $1 in -d | --dump) echo "$MAIN_DIALOG" ;; *) $GTKDIALOG --program=MAIN_DIALOG ;; esac