whiptailDemo.sh

title="Whiptail DEMO"
responseFile=/tmp/demoResponse

whiptail --title "$title" --msgbox "Hi, I'm whiptail" 8 40

function printMenu {
	whiptail --title "$title" --menu \
	"What do you want to see?" 30 78 10 \
	"MESSAGE_BOX" "Maybe message box?" \
	"YES_NO_BOX" "Maybe yes/no box?" \
	"INPUT_BOX" "Maybe input box?" \
	"TEXT_BOX" "Maybe text box?"  \
	"PASSWORD_BOX" "Maybe password box?" \
	"CHECK_LIST" "Maybe checklist?" \
	"RADIO_LIST" "Maybe radio list?" \
	"PROGRESS_BAR" "Maybe progress bar?" 2> $responseFile
}

function getResponse {
	cat $responseFile
}

function info {
	message=$1
	whiptail --title "$title" --msgbox "$1" 8 40
}

function youSay {
	response=`getResponse`
	if [ -z "$response" ]; then
		whiptail --title "$title" --msgbox "You haven't say anything" 8 40
	else
		whiptail --title "$title" --msgbox "You have said: $response" 8 40
	fi
}

function perform {
	menuSelect=$1
	case $menuSelect in
		MESSAGE_BOX) performMessageBox ;;
		YES_NO_BOX) performYesNoBox ;;
		INPUT_BOX) performInputBox ;;
		TEXT_BOX) performTextBox ;;
		PASSWORD_BOX) performPasswordBox ;;
		CHECK_LIST) performCheckList ;;
		RADIO_LIST) performRadioList ;;
		PROGRESS_BAR) performProgressBar ;;
		*) performUnknown ;;
	esac
}

function performMessageBox {
	whiptail --title "$title" --msgbox "You can only say OK" 8 40
}

function performYesNoBox {
	whiptail --title "$title" --yesno "You have simple choose..." 8 40 && info "You have approved" || info "You have not approved"
}

function performInputBox {
	whiptail --title "$title" --inputbox "What is your name?" 8 40 2> $responseFile
	youSay
}

function performPasswordBox {
	whiptail --title "$title" --passwordbox "What is your password?" 8 40 2> $responseFile
	youSay
}

function performCheckList {
	whiptail --title "$title" --checklist "What project do you know?" 20 60 3 \
		"PROJECT1" "Do you know project1?" "NO" \
		"PROJECT2" "Do you know project1?" "YES" \
		"PROJECT3" "Do you know project1?" "NO" 2> $responseFile
	youSay
}

function performRadioList {
	whiptail --title "$title" --radiolist "What is your favourite project?" 20 60 3 \
		"PROJECT1" "Project 1 is the best" "NO" \
		"PROJECT2" "Project 2 is the best" "YES" \
		"PROJECT3" "Project 3 is the best" "NO" 2> $responseFile
	youSay
}

function performTextBox {
	f=/tmp/bla
	echo -n "" > $f
	for x in `seq 1 1000` ; do
		echo "Line $x" >> $f
	done
	whiptail --title "$title" --textbox $f 20 40 --scrolltext
}

function performProgressBar {
	for x in `seq 1 100`; do
		sleep 0.05
		echo $x
	done | whiptail --gauge "5 seconds break" 6 50 0
	whiptail --title "$title" --msgbox "Thank you!" 8 40
}

function performUnknown {
	whiptail --title "$title" --msgbox "What???" 8 40
}

function mainLoop {
	printMenu
	menuSelect=`getResponse`
	if [ "x$menuSelect" == "x" ]; then
		whiptail --title "$title" --msgbox "Bye, bye" 8 40
	else
		perform $menuSelect
		mainLoop
	fi
}

mainLoop