Shell图形界面dialog应用详解
#!/bin/bashyesno() {
dialog --title "First screen" --backtitle "Test Program" --clear --yesno \
"Start this test program or not ? \nThis decesion have to make by you. " 16 51
# yes is 0, no is 1 , esc is 255
result=$?
if [ $result -eq 1 ] ; then
exit 1;
elif [ $result -eq 255 ]; then
exit 255;
fi
username
}
username() {
cat /dev/null >/tmp/test.username
dialog --title "Second screen" --backtitle "Test Program" --clear --inputbox \
"Please input your username (default: hello) " 16 51 "hello" 2>/tmp/test.username
result=$?
if [ $result -eq 1 ] ; then
yesno
elif [ $result -eq 255 ]; then
exit 255;
fi
password
}
password() {
cat /dev/null >/tmp/test.password
dialog--insecure --title "Third screen" --backtitle "Test Program" --clear --passwordbox \
"Please input your password (default: 123456) " 16 51 "123456" 2>/tmp/test.password
result=$?
if [ $result -eq 1 ] ; then
username
elif [ $result -eq 255 ]; then
exit 255;
fi
occupation
}
occupation() {
cat /dev/null >/tmp/test.occupation
dialog --title "Forth screen" --backtitle "Test Program" --clear --menu \
"Please choose your occupation: (default: IT)" 16 51 3 \
IT "The worst occupation" \
CEO "The best occupation" \
Teacher "Not the best or worst"2>/tmp/test.occupation
result=$?
if [ $result -eq 1 ] ; then
password
elif [ $result -eq 255 ]; then
exit 255;
fi
finish
}
finish() {
dialog --title "Fifth screen" --backtitle "Test Program" --clear --msgbox \
"Congratulations! The test program has finished!\n Username: $(cat /tmp/test.username)\n Password: $(cat /tmp/test.password)\n Occupation: $(cat /tmp/test.occupation)" 16 51
result=$?
if [ $result -eq 1 ] ; then
occupation
elif [ $result -eq 255 ]; then
exit 255;
fi
}
yesno
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