Part 2: Write a JavaFX program that simulates a traffic light as shown below. The program should let the user to select one of three lights: RED, YELLOW, or GREEN. When a radio button is selected, the light is turned on and only one light can be on at a time. When the program starts no light should be on. E Traffic Lights Traffic Lights Red Red Vellow Yellow Green Green Hints: 1. You need to draw three circles inside a rectangle to represent the traffic lights. You may use the following code segment: // Create lightsPane Pane lightsPane = new Pane (): Circle redcircle = nev Circle (100, €0, 20) : Circle yellowCircle = nev Circle (100, 11o, 20) : Circle greenCircle = nev Cirele (100, 160, 20) : redCircle.setStroke (Color.BLACK) : redCircle.setFill (Color.WHITE): yellowCircle.setStroke (Color.BLACK) : yellowCircle.setfill (Color.WHITE) : greenCircle.setStroke (Color.BLACK) : greenCircle.setFill (Color.WHITE) : Rectangle rectangle = nev Rectangle (65, 25, 70, 170) : rectangle.setStroke (Color.BLACK) : rectangle.setFill (Color.WHITE): lightsFane.getChildren ().addall (rectangle, redCircle, yellovcirele, greenCircle): 2. You need to create three radio buttons. Do you need to group the three buttons in one group? Why ToggleGroups are used for? 3. You need to process the radio buttons' events to turn on the selected light.
Part 2: Write a JavaFX program that simulates a traffic light as shown below. The program should let the user to select one of three lights: RED, YELLOW, or GREEN. When a radio button is selected, the light is turned on and only one light can be on at a time. When the program starts no light should be on. E Traffic Lights Traffic Lights Red Red Vellow Yellow Green Green Hints: 1. You need to draw three circles inside a rectangle to represent the traffic lights. You may use the following code segment: // Create lightsPane Pane lightsPane = new Pane (): Circle redcircle = nev Circle (100, €0, 20) : Circle yellowCircle = nev Circle (100, 11o, 20) : Circle greenCircle = nev Cirele (100, 160, 20) : redCircle.setStroke (Color.BLACK) : redCircle.setFill (Color.WHITE): yellowCircle.setStroke (Color.BLACK) : yellowCircle.setfill (Color.WHITE) : greenCircle.setStroke (Color.BLACK) : greenCircle.setFill (Color.WHITE) : Rectangle rectangle = nev Rectangle (65, 25, 70, 170) : rectangle.setStroke (Color.BLACK) : rectangle.setFill (Color.WHITE): lightsFane.getChildren ().addall (rectangle, redCircle, yellovcirele, greenCircle): 2. You need to create three radio buttons. Do you need to group the three buttons in one group? Why ToggleGroups are used for? 3. You need to process the radio buttons' events to turn on the selected light.
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Transcribed Image Text:Part 2:
Write a JavaFX program that simulates a trafic light as shown below. The program should let the
user to select one of three lights: RED, YELLOW, or GREEN. When a radio button is selected, the
light is turned on and only one light can be on at a time. When the program starts no light should
be on.
K Traffic Lights
Traffic Lights
Red
Red
Yellow
Yellow
Green
Green
Hints:
1. You need to draw three circles inside a rectangle to represent the traffic lights.
You may use the following code segment:
// Create lightsPane
Pane lightsPane = new Pane ():
Circle redCircle = nev Circle (100, €0, 20) :
Circle yellorCircle = ner Circle (100, 110, 20):
Circle greenCircle = nev Circle (100, 160, 20) :
redCircle.setStroke (Color.BLACK) :
redCircle.setFill (Color.WHITE):
yellowCircle.setStroke (Color.BLACK) :
yellowCircle.setFill (Color.WHITE) :
greenCircle.setstroke (Color.BLACK) :
greenCircle.setFill (Color.WHITE) :
Rectangle rectangle = nev Rectangle (65, 25, 70, 170):
rectangle.setStroke (Color.BLACK) :
rectangle.setFill (Color.WHITE):
lightsFane.getChildren ().addall (rectangle, redčircle, yellovcirele, greenCircle):
2. You need to create three radio buttons.
Do you need to group the three buttons in one group? Why ToggleGroups are used for?
3. You need to process the radio buttons' events to turn on the selected light.
Transcribed Image Text:Part 3:
Write a JavaFX program that let the user to select a signal major or multiple majors from a list of
majors and display the selected majors in the text area as shown below. The program should let
the user to choose a Selection Mode from: SINGLE or MULTIPLE. When the program starts no
items should be displayed in the text area.
The list of Majors are
IT Majon
given below:
cyber Security
Choose Selection Mode SINGLE
Selected items are
cyber Forensics
No tems selected
Cyoer Security
Networks Security
Cyber Forensics
Computer Networks
Networks Security
Data Management
Computer Networs
Data Analytics
Software Development
web Design
Data Management
Data Analytics
Applications Development
Satware Develooment.
IT Majors
Selected items are
Choose Selection Mode SINGLE
Satware Drvelopment
Computer Neteorks
Data Management
Data Anatynics
Schware Deveopment
Web Design
Applications Development
T Majors
Selected items are
Choose Seiection Mode MULTIPLE
Networki Security
Computer Networks
Data Management
Software Development
Cyber Forensis
Networks Security
Computer Networks
Data Management
Data Analytics
Software Development
M Dacinn
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