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by Katja and Guido Socher <katja(at)linuxfocusorg, %20guido(at)linuxfocus.org> About the authors: Katja ÊÇLinuxFocusµÄµÂ¹ú±à¼­. Ëýϲ»¶Tux, µçÓ°, ÉãÓ°ºÍ´óº£. ÕâÀïÊÇËýµÄÖ÷Ò³. Guido ÊÇÒ»¸ö³¤ÆÚlinux°®ºÃÕß. Ëûϲ»¶LinuxÒòΪËüÊÇÓɳÏʵºÍ¿ª·ÅµÄÈËÃÇÉè¼ÆµÄ. Õâ¾ÍÊÇÎÒÃdzÆ֮Ϊ"¿ª·ÅÔ´´úÂë"µÄÔ­Òò. Õâ¶ùÊÇËûµÄÖ÷Ò³:linuxfocus.org/~guido. Ŀ¼: ¼ò½é ʹÓà (X)dialog... ËüÊÇÈçºÎ¹¤×÷µÄ ÕæÕýµÄ³ÌÐò ¸ü¶àµÄ³ÌÐòMore applications ×ܽá ÔÚÄÇÀïÏÂÔØ Xdialog ºÍ dialog? ²Î¿¼×ÊÁÏ ¶ÔÕâƪÎÄÕ·¢±íÆÀÂÛ

(X)dialog: Talking shells

ÕªÒª:

XdialogºÍdialogÊÇÁ½ÖÖÄÜʹÄãµÄshell½Å±¾¾ß±¸Í¼ÐÎÓû§½çÃæ(GUI)µÄ¹¤¾ß.
ÄãÐèÒª¾ß±¸Ò»Ð©shell±à³Ì֪ʶ²ÅÄÜ¿´¶®ÕâƪÎÄÕÂ. Äã¿ÉÒÔ¿´ÎÒÃǵÄShell ProgrammingÕâƪÎÄÕÂÀ´Ñ§Ò»Ð©shell±à³ÌµÄ»ù´¡ÖªÊ¶.

¼ò½é

ʹÓà (X)dialog...

bash
Xdialog --yesno "Do you want to learn more about Xdialog?" 0 0;\
case $? in
0)
echo "Result: Yes chosen.";;
1)
echo "Result: No chosen.";;
255)
echo "ESC pressed.";;
esac

dialog --help
»òÕß
Xdialog --help

ËüÊÇÈçºÎ¹¤×÷µÄ

dialog --yesno "text string" <height> <width>

ÕæÕýµÄ³ÌÐò

#!/bin/sh
# 
# pppdialout 
#
#DIALOG=Xdialog
DIALOG=dialog
#
# ÄãµÄĬÈÏISPµÄÃû×Ö:
defaultisp=maxnet
#
error()
{
    echo "$1"
    exit 2
}
help()
{
  cat <<HELP
pppdialout -- select an ISP and dial out.
All available ISPs must have a config file in /etc/ppp/peers

pppdialout executes the ppp-on/ppp-off scripts as described
in http://linuxfocus.org/English/March2001/article192.shtml

pppdialout, copyright gpl, http://linuxfocus.org/English/November2002
HELP
  exit 0
}

# ·ÖÎöÃüÁîÐвÎÊý:
while [ -n "$1" ]; do
case $1 in
    -h) help;shift 1;; # function help is called
    --) shift;break;; # end of options
    -*) echo "error: no such option $1. -h for help";exit 1;;
    *)  break;;
esac
done

tempfile=/tmp/pppdialout.$$
trap "rm -f $tempfile" 1 2 5 15

# ¼ì²éÊÇ·ñÒѾ­Á¬½Óinternet
if /sbin/ifconfig | grep '^ppp' > /dev/null; then
    # ÎÒÃÇÒѾ­ÔÚÏß
    $DIALOG --title "go offline" --yesno "Click YES to \
                     terminate the ppp connection" 0 0
    rval="$?"
    clear 
    if [ "$rval" = "0" ]; then
        echo "running /etc/ppp/scripts/ppp-off ..."
        /etc/ppp/scripts/ppp-off
    fi
else
    # û·¢ÏÖinternetÁ¬½Ó, ½øÐÐÁ¬½Ó
    # ´Ó /etc/ppp/peers È¡µÃ¿ÉÓõÄISPÁбí
    for f in `ls /etc/ppp/peers`; do
        if [ -f "/etc/ppp/peers/$f" ]; then
            isplist="$isplist $f =="
        fi
    done
    [ -z "$isplist" ]&&error "No isp def found in /etc/ppp/peers"
    #
    $DIALOG --default-item "$defaultisp" --title "pppdialout"  \
         --menu "Please select one of\
    the following ISPs for dialout" 0 0 0 $isplist 2> $tempfile
    rval="$?" # return status, isp name will be in $tempfile
    clear
    if [ "$rval" = "0" ]; then
        isp=`cat $tempfile`
        echo "running /etc/ppp/scripts/ppp-on $isp..."  
        /etc/ppp/scripts/ppp-on "$isp"
    else
        echo "Cancel..."    
    fi
    rm -f $tempfile
fi
# pppdialout ½áÊø

dialog --menu "text" <height> <width> <menu height> <tag1> <description> ...

isp1 == isp2 == isp3 ==

... Xdialog²úÉúµÄƯÁÁµÄGTKͼÐνçÃæ:




... ÖÕ¶ËÀï»ùÓÚ curses µÄ dialog :

¸ü¶àµÄ³ÌÐòMore applications

mktgz yourpackage .

×ܽá

ÔÚÄÇÀïÏÂÔØ Xdialog ºÍ dialog?

²Î¿¼×ÊÁÏ

• Xdialog: http://www.chez.com/godefroy/
  dialog: http://hightek.org/dialog/
  
• Xdialog Îĵµ: http://www.chez.com/godefroy/doc/index.html
  
• ÆäËü LinuxFocus ÎÄÕÂ:
  
  • Using different ISPs for your Internet access
    
  • Shell Programming
    
• pppdialout script
• mktgz script

¶ÔÕâƪÎÄÕ·¢±íÆÀÂÛ

2003-04-06, generated by lfparser version 2.25