CS 2334: Proje ject 4 Graphical User In Interfaces Andrew H. - - PowerPoint PPT Presentation

▶

Jul 25, 2023 360 likes •474 views

CS 2334: Proje ject 4 Graphical User In Interfaces Andrew H. Fagg: CS2334: Project 2 1 Project 3 3 Lessons Andrew H. Fagg: CS2334: Project 2 2 Project 3 3 Lessons Class hierarchies Code reuse through abstract classes Handling

SLIDE 1

CS 2334: Proje ject 4 Graphical User In Interfaces

Andrew H. Fagg: CS2334: Project 2 1

SLIDE 2

Project 3 3 Lessons

Andrew H. Fagg: CS2334: Project 2 2

SLIDE 3

Project 3 3 Lessons

Class hierarchies
Code reuse through abstract classes
Handling variables that haven’t been defined ahead of time
Maps for quick lookup of sub-objects

Andrew H. Fagg: CS2334: Project 2 3

SLIDE 4

Project 4

Andrew H. Fagg: CS2334: Project 2 4

Enable the user to explore the data:

Select single station
Select single variable
Select one or more years
Display maximum, average and minimum for the selected data

SLIDE 5

High-Level Task

Andrew H. Fagg: CS2334: Project 2 5

SLIDE 6

Demonstration ….

Andrew H. Fagg: CS2334: Project 2 6

SLIDE 7

Objectives

Create a Graphical User Interface

Drop-down menus (JMenuBar)
Allow user to select from a list of possible items (JList)
Components to display textual data (JLabel, JTextField, etc.)
Listeners to respond to user selections (ActionListeners and

SelectionListeners)

Andrew H. Fagg: CS2334: Project 2 7

SLIDE 8

Andrew H. Fagg: CS2334: Project 2 8

Small Changes to Existing Classes

SLIDE 9

Andrew H. Fagg: CS2334: Project 2 9

Possible GUI I Im Implementation

SLIDE 10

Notes

Many hints in the specification
You have to read the Java API in many cases…
Implement and test incrementally

Andrew H. Fagg: CS2334: Project 2 10

SLIDE 11

Deadlines

Project must be submitted by Wednesday, Nov 18th @1:29pm
Code review must be completed by Monday, Dec 7th
But don’t wait this long (better to have feedback as you are going

into project 5)

Andrew H. Fagg: CS2334: Project 2 11