轉自：交互式shell腳本對話框----whiptail指令
當你在linux環境下setup軟件的時候就會有相應的對話框讓你輸入。雖然我們已經習慣了這種交互的方法，但是如果有一種直觀的界面來輸入是不是會更加友好和方便呢，在shell腳本中你可以使用-whiptail指令來完成。
消息框
語法：
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1
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whiptail
-
-
title
"<message box title>"
-
-
msgbox
"<text to show>"
<height> <width>
|
實例：
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1
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whiptail
-
-
title
"Message box title"
-
-
msgbox
" Choose Ok to continue."
10
60
|
yes/no對話框
語法：
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1
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whiptail
-
-
title
"<dialog box title>"
-
-
yesno
"<text to show>"
<height> <width>
|
實例：
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#!/bin/bash
if
(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
|
或者也可以是自定義的選項，實例如下：
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#!/bin/bash
if
(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
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當選擇左邊選項的時候輸出的是0，選擇右邊選項的時候輸出的是1。
表單輸入框
語法：
|
1
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whiptail
-
-
title
"<input box title>"
-
-
inputbox
"<text to show>"
<height> <width> <default
-
text>
|
實例：
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#!/bin/bash
NAME
=
$(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:"
$NAME
else
echo
"You chose Cancel."
fi
|
密碼輸入框
語法：
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1
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whiptail
-
-
title
"<password box title>"
-
-
passwordbox
"<text to show>"
<height> <width>
|
實例：
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#!/bin/bash
PASSWORD
=
$(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:"
$PASSWORD
else
echo
"You chose Cancel."
fi
|
菜單欄
提供一個單項選擇的菜單欄
語法：
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1
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whiptail
-
-
title
"<menu title>"
-
-
menu
"<text to show>"
<height> <width> <menu height> [ <tag> <item> ] . . .
|
實例：
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#!/bin/bash
OPTION
=
$(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:"
$OPTION
else
echo
"You chose Cancel."
fi
|
此處的選擇輸出的內容為你選擇的標簽的‘tag’位置，上面實例中的‘1’、‘2’、‘3’、‘4’
radiolist對話框
該對話框是單選對話框，你可以控制默認的選擇位置，即使你在腳本中默認選擇多個，他也只會輸出一個結果
語法：
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1
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whiptail
-
-
title
"<radiolist title>"
-
-
radiolist
"<text to show>"
<height> <width> <
list
height> [ <tag> <item> <status> ] . . .
|
實例：
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#!/bin/bash
DISTROS
=
$(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:"
$DISTROS
else
echo
"You chose Cancel."
fi
|
多選對話框
語法：
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1
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whiptail
-
-
title
"<checklist title>"
-
-
checklist
"<text to show>"
<height> <width> <
list
height> [ <tag> <item> <status> ] . . .
|
實例：
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#!/bin/bash
DISTROS
=
$(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:"
$DISTROS
else
echo
"You chose Cancel."
fi
|
進度條
語法：
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whiptail
-
-
gauge
"<test to show>"
<height> <width> <inital percent>
|
實例：
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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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