Linux命令——whiptail交互式shell脚本对话框
转自:交互式shell脚本对话框----whiptail指令
当你在linux环境下setup软件的时候就会有相应的对话框让你输入。虽然我们已经习惯了这种交互的方法,但是如果有一种直观的界面来输入是不是会更加友好和方便呢,在shell脚本中你可以使用-whiptail指令来完成。
消息框

语法:
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whiptail --title "<message box title>" --msgbox "<text to show>" <height> <width> |
实例:
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whiptail --title "Message box title" --msgbox " Choose Ok to continue." 10 60 |
yes/no对话框

语法:
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whiptail --title "<dialog box title>" --yesno "<text to show>" <height> <width> |
实例:
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#!/bin/bashif (whiptail --title "Yes/No Box" --yesno "Choose between Yes and No." 10 60) then echo "You chose Yes. Exit status was $?."else echo "You chose No. Exit status was $?."fi |
或者也可以是自定义的选项,实例如下:

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#!/bin/bashif (whiptail --title "Yes/No Box" --yes-button "Man" --no-button "Woman" --yesno "What is your gender?" 10 60) then echo "You chose Man Exit status was $?."else echo "You chose Woman. Exit status was $?."fi |
当选择左边选项的时候输出的是0,选择右边选项的时候输出的是1。
表单输入框

语法:
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whiptail --title "<input box title>" --inputbox "<text to show>" <height> <width> <default-text> |
实例:
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#!/bin/bashNAME=$(whiptail --title "Free-form Input Box" --inputbox "What is your pet's name?" 10 60 Peter 3>&1 1>&2 2>&3)exitstatus=$?if [ $exitstatus = 0 ]; then echo "Your name is:" $NAMEelse echo "You chose Cancel."fi |
密码输入框

语法:
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whiptail --title "<password box title>" --passwordbox "<text to show>" <height> <width> |
实例:
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#!/bin/bashPASSWORD=$(whiptail --title "Password Box" --passwordbox "Enter your password and choose Ok to continue." 10 60 3>&1 1>&2 2>&3)exitstatus=$?if [ $exitstatus = 0 ]; then echo "Your password is:" $PASSWORDelse echo "You chose Cancel."fi |
菜单栏
提供一个单项选择的菜单栏

语法:
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whiptail --title "<menu title>" --menu "<text to show>" <height> <width> <menu height> [ <tag> <item> ] . . . |
实例:
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#!/bin/bashOPTION=$(whiptail --title "Menu Dialog" --menu "Choose your favorite programming language." 15 60 4 \"1" "Python" \"2" "Java" \"3" "C" \"4" "PHP" 3>&1 1>&2 2>&3)exitstatus=$?if [ $exitstatus = 0 ]; then echo "Your favorite programming language is:" $OPTIONelse echo "You chose Cancel."fi |
此处的选择输出的内容为你选择的标签的‘tag’位置,上面实例中的‘1’、‘2’、‘3’、‘4’
radiolist对话框
该对话框是单选对话框,你可以控制默认的选择位置,即使你在脚本中默认选择多个,他也只会输出一个结果
语法:
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whiptail --title "<radiolist title>" --radiolist "<text to show>" <height> <width> <list height> [ <tag> <item> <status> ] . . . |
实例:
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#!/bin/bashDISTROS=$(whiptail --title "Test Checklist Dialog" --radiolist \"What is the Linux distro of your choice?" 15 60 4 \"debian" "Venerable Debian" ON \"ubuntu" "Popular Ubuntu" OFF \"centos" "Stable CentOS" OFF \"mint" "Rising Star Mint" OFF 3>&1 1>&2 2>&3)exitstatus=$?if [ $exitstatus = 0 ]; then echo "The chosen distro is:" $DISTROSelse echo "You chose Cancel."fi |
多选对话框

语法:
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whiptail --title "<checklist title>" --checklist "<text to show>" <height> <width> <list height> [ <tag> <item> <status> ] . . . |
实例:
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#!/bin/bashDISTROS=$(whiptail --title "Checklist Dialog" --checklist \"Choose preferred Linux distros" 15 60 4 \"debian" "Venerable Debian" ON \"ubuntu" "Popular Ubuntu" OFF \"centos" "Stable CentOS" ON \"mint" "Rising Star Mint" OFF 3>&1 1>&2 2>&3)exitstatus=$?if [ $exitstatus = 0 ]; then echo "Your favorite distros are:" $DISTROSelse echo "You chose Cancel."fi |
进度条

语法:
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whiptail --gauge "<test to show>" <height> <width> <inital percent> |
实例:
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#!/bin/bash{ for ((i = 0 ; i <= 100 ; i+=20)); do sleep 1 echo $i done} | whiptail --gauge "Please wait while installing" 6 60 0 |
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