Linux Dialog Box Commands

Dialog Box using Whiptail

Create Message Box

A dialog box which shows a simple message with “OK” and “Cancel” buttons

Syntax-

whiptail --title “Enter here title” --msgbox “Enter Message” <height> <width>

Code For Message Box

whiptail --title “Message” --msgbox “Are you having fun ?” 10 50

Create an Input Box

A dialog box which creates a textfield where user can input information

Syntax-

whiptail --title “Enter title here” --inputbox “Enter input” <height> <width>

Code For Input Box

X=$(whiptail --title "Feedback Form" --inputbox "How was the food that you ordered ?" 10 50 Excellent 3>&1 1>&2 2>&3) exitstatus=$? if [ $exitstatus = 0 ] then echo "Thank You" $X else echo "You cancelled the form" fi

Create a Password Box

Syntax-

Whiptail --title “Enter title here” --passwordbox “Enter text” <height> <width>

Code For Password Box

X=$(whiptail --title "Private Work" --passwordbox "Enter You password" 10 50 3>&1 1>&2 2>&3) exitstatus=$? if [ $exitstatus = 0 ] then whiptail --title "Private work" --msgbox "Your password is $X" 10 50 else whiptail --title "Private Work" --msgbox "See you soon" 10 50 fi

Create a Guage Bar or Progress Bar

A dialog box which shows a progress bar reading from initial value to final value (0 to 100) and displays in form of animation.

Syntax-

whiptail --guage <height> <width> <initialization>

Code For Progress Bar

{ for ((i=0; i<=100; i++ )) do sleep 1 echo $i done } | whiptail --gauge "Installing Grand Theft Auto V" 6 60 0

Create a CheckList

A dialog box which allows user for multiple selection from a range of options

Syntax-

whiptail --title “Enter title” --checklist "Text for list” <height> <width> <list height> /<tag> <item> <status> /

Code For Checklist

O=$(whiptail --title "Checklist" --checklist "Choose from these" 15 60 4 \ "1" "GTA 4" ON \ "2" "GTA 5" ON \ "3" "Just Cause 2" OFF \ "4" "MineCraft" OFF 3>&1 1>&2 2>&3) exitstatus=$? if [ $exitstatus = 0 ] then whiptail --title "Message" --msgbox "You Selected $O" 10 50 whiptail --title "Thankyou" --msgbox "Thank You" 10 50 else whiptail --title "Thankyou" --msgbox "See You soon" 10 50 fi

Create a Menu Box

A dialog box that has multiple options where user can scroll and select his desired choice and send the data as per he selected

Syntax-

whiptail --title "Title Here” --menu "text for display" <height> <width> <menu height> \<tag> <item> \  

Code For Menu

O=$(whiptail --title "Choose any one" --menu "Choose from these" 15 60 4 \ "1" "GTA 4v" \ "2" "GTA 5" \ "3" "Just Cause 2" \ "4" "MineCraft" 3>&1 1>&2 2>&3) exitstatus=$? if [ $exitstatus = 0 ] then whiptail --title "Menu" --msgbox "You Selected $O" 10 50 whiptail --title "Thankyou" --msgbox "Thank You" 10 50 else whiptail --title "Thankyou" --msgbox "See You soon" 10 50 fi

Create YesNo Box

A dialog box which shows a simple message with “OK” and “Cancel” buttons

Syntax-

whiptail --title “Enter here title” --yesno “Enter Message” <height> <width>

Code For YesNo Box

whiptail --title “YesNo” --yesno “Are you having fun ?” 10 50

Change button text

A dialog box which shows a simple message with “OK” and “Cancel” buttons

Syntax-

whiptail --title “Enter here title” --msgbox “Enter Message” --yes-button "text" <height> <width>

or

whiptail --title “Enter here title” --msgbox “Enter Message” --no-button "text" <height> <width>

UPDATE - A minor project based on whiptail

Code - 

⁠⁠⁠if (whiptail --title "Welcome" --yesno "Welcome\n Whether you want Veg food or Non Veg Food ?" --yes-button "Veg" --no-button "Non-Veg" 10 60)then
while :
do
X=$(whiptail --title "Vegetarian Food List" --checklist "Select the food items you want" 30 60 5 \
"Matar Paneer" "1" OFF \
"Paneer Butter Masala" "2" OFF \
"Shaahi Paneer" "3" OFF \
"Dal Makhni" "4" OFF \
"Bhindi Fry" "5" OFF 3>&1 1>&2 2>&3)
if ( -z "$X" )then
continue
else
break
fi
done 
if (whiptail --title "Your Order" --yesno "You selected $X \n Click to confiirm" --yes-button "Confirm" 10 60)then
{
for ((i=0;i<=100;i++))
do
sleep 0
echo $i
done
} | whiptail --gauge "Booking Your Order" 6 60 0
whiptail --title "Thankyou" --msgbox "Your Items have been booked !!" 10 60
else
whiptail --title "Thankyou" --msgbox "Thankyou for wasting our time you moron" 20 60
fi
else
Y=$(whiptail --title "Non-Vegetarian Food List" --checklist "Select the food items you want" 30 60 5 \
"Chicken Fry" "1" OFF \
"Mutton Gravy" "2" OFF \
"Chicken Boneless" "3" OFF \
"Chicken Alive" "4" OFF \
"Grind Chicken" "5" OFF 3>&1 1>&2 2>&3)
if (whiptail --title "You Order" --yesno "You selected $Y \n Click to confirm" --yes-button "Confirm" 10 60)then
{
for ((i=0;i<=100;i++))
do
sleep 0
echo $i
done
} | whiptail --gauge "Booking Your Order" 6 60 0
whiptail --title "Thankyou" --msgbox "You items have been booked !!" 10 60
else
whiptail --title "Thankyou" --msgbox "Thnkyou for wasting our time you moron" 20 60
fi 

fi

Here is the output