Questions tagged [swing]

Swing is a GUI toolkit packaged with the standard Java SDK since version 1.2.

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votes
1answer
68 views

BMI Calculator Java Swing Practice

This is my first question here and I'd like to get some feedback. The program works but I'm not sure the classes I've used are right. First, a class to calculate the Body Mass Index from a double (kgs)...
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0answers
50 views

Performance in find and replace String program java [closed]

I have a Java program that does find and replace (like when you do it in a text editor for example notepad++) in files of a folder and all sub-folders. I created 4 functions: the first function has ...
4
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0answers
60 views

Just a digital clock in Swing

I've written a little clock implementation in Java Swing. It now seems to work flawlessly after having terrible Swing specific timing problems. Please indicate if this is the way to draw the clock and ...
3
votes
3answers
86 views

Color matching swing GUI game

I've made this program here (~240 lines) in which the user has to match their RGB Panel(right) with a randomized color on the left. It's a pretty fun program, and I suggest you try it out! It's fully ...
7
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2answers
266 views

Basic MDAS Java Swing Calculator

I have recently started learning Java and decided to make a basic MDAS calculator in Swing. I am not completely new to programming but I may be making some common mistakes, or not writing the most ...
9
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2answers
140 views

Optimize a tile rendering algorithm for Swing Canvas

I have an algorithm that I use to render a text GUI using Swing's Canvas, it looks like this in practice: My goal is to reach 60 frames per second for a full HD ...
2
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0answers
48 views

MIDI editor application

Source I made a project for a class, a MIDI editor written with Java 8 and Swing, and continued working on it on my own. However, I ran into a problem I couldn't solve and gave up. I'd like feedback ...
3
votes
1answer
215 views

Game of life GUI simulation using java.swing

I am fairly new to GUI programming and I am interested in improving my code from every aspect. Performance, security, readability, conciseness, and the look-and-feel aspects are all important to me. ...
7
votes
1answer
140 views

Chess application with GUI and AI in Java

I've included the files that I felt were relevant (i.e I haven't included the individual pieces in the inheritance hierarchy). I'm particularly curious as to whether the system as a whole is ...
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2answers
59 views

College Billing System - Java

I developed a college fee report generator application using Java with internet as referance,but now I need you guys help in making it more obvious and a sturdy application as I am a rookie to Java ...
2
votes
1answer
323 views

JTextPane with line-numbers

What I wanted to do As part of a larger project, I needed a simple text editor with line numbers. The editor should also be able to highlight the current line (line number in bold) and define the tab ...
1
vote
1answer
164 views

Sudoku-Solver with GUI - follow-up

Background A few months ago, I asked this and this question on my implementation of a Sudoku-Solver. I now tried to further improve this little project. Changes Minor GUI-changes Input validation "...
2
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0answers
47 views

Is it bad practice to update Graphics in Swing outside of paintComponent like this?

I'm currently implementing a Minesweeper clone in Java using Swing. Rather than updating the tiles like so ...
6
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1answer
406 views

Minesweeper with GUI

I created the famous Minesweeper-game in Java, for which I used java-swing to create the GUI. Here's the code: Control.java: This class contains the main-method, ...
2
votes
1answer
97 views

Timer in Java with GUI

I have created a timer with GUI in Java. Here's the code: ...
7
votes
1answer
230 views
2
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2answers
133 views

Langton's Ant in Java

I've wrote a simulation of Langton's Ant in Java, and hope you have some suggestions to improve the code. The class Control.java contains just the main: ...
1
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2answers
1k views

Java Calculator with GUI

I've wrote a calculator in Java with a GUI using swing. Here are the classes: Control.java: ...
3
votes
1answer
155 views

Sudoku-Solver - follow-up

I've now tried to use the suggestions you can find here to improve my Sudoku-Solver. Here's the updated code: ...
6
votes
2answers
90 views

Pong-Like Game. First game I ever made. advice needed

This is my first time ever making a game. It is a pong-like game, where the user has a paddle and has to prevent the ball from passing them. Since this is my first game, I want any recommendations/...
4
votes
1answer
669 views

Sudoku-Solver with GUI in Java

I've wrote a Sudoku-Solver in Java, which also contains a GUI, so you can just enter the Sudoku, press "OK" and it will solve the Sudoku using backtracking. Here's the code: ...
5
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2answers
228 views

Java implementation of Conway's Game of Life with GUI

I've implemented the Conway's Game of Life in Java, including a GUI. Here's the code of the two classes I wrote: GameOfLife.java ...
3
votes
1answer
283 views

java swing super simple calculator mvc

i am trying to learn mvc (model view controller). there are many texts out there explaining what mvc is. but not many explaining how to actually code mvc. i found a bunch of questions here asking ...
3
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0answers
57 views

Controller class for an input dialog

I am learning OOP, concretely Java, by developing a real life business application for aimed for repair shops. I have followed MVC pattern design for GUI elements of my application. I was wondering do ...
1
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2answers
135 views

Fruit machine game

I'm a beginner in Java, and this is the first time I have written a program from scratch without a guide explaining how and where to create classes etc. Please review my code to see whether the ...
2
votes
1answer
98 views

How to properly write code for Java Swing

basically I'm learning Java Swing by myself and I'm wondering what is the correct way to wrote code for it? I don't want to have a big class with everything in it and I want to do in the most "correct"...
2
votes
1answer
103 views

GUI for counting the number of times a word is said (with added features)

Some background: The counter was first made as a joke because we have a lecturer who repeats the 9 phrases found in the program over and over during lectures and I thought it would be funny to create ...
3
votes
1answer
100 views

MVC pattern in my Repair Shop application

I am currently learning Java programing by building real life business application for repair shops. I am posting this code so I can get critical review, and change my application architecture if ...
4
votes
1answer
110 views

Single-player obstacle-avoidance space game

I was wondering what I could do to improve the gameplay of this game, as well as the graphics. I would like to use LWJGL, but the rendering library isn't important. I just need to find out ...
1
vote
1answer
973 views

Simple Connect Four Game With GUI added

I am trying to improve my coding skills in Java by taking existing code, studying it, and adding on to it. In this code example, I took code from Connect Four game in Java and edited it. The most ...
5
votes
1answer
141 views

Java program to encrypt/decrypt text

I am working on adding a GUI to the project that I was making in some course. I am curious if the layout looks good, if there variables and methods are shared properly between particular classes, if ...
3
votes
1answer
153 views

Very simple Hangman game, with a Swing GUI added

I have just started learning basic Java. I would like to know what I can do to improve my coding habits in Java and how to code more efficiently. In this code example, I took code from Very simple ...
3
votes
0answers
738 views

Java implementation of Spider Solitaire

I recently cloned a classical Spider Solitaire game from Microsoft Windows XP. I implemented almost all features of the game. Please tell me anything I can do in order to improve my coding style. ...
4
votes
1answer
153 views

Java Mandelbrot Set Viewer

I'm writing my own version of a Mandelbrot set generator, with pan and zoom functionality. (There's not yet a color overlay of sets generated with various beta values; the beta value is changed ...
1
vote
1answer
54 views

Caret color and movement animation in Swing

I'm developing a new Look and Feel that is based on animation , so I've decided to make animated text caret too ! The caret works as expected every thing is fine except that am worried about how I ...
3
votes
0answers
97 views

Java game: select numbered tiles to form a goal sum

This is a homework project (Soft. Eng.) which I have completed. My teacher gave me a 91, but I am unhappy with this grade because my code is quite messy. (Please excuse incomplete Javadoc, the code is ...
3
votes
1answer
44 views

Mortgage calculator with Swing for Helsinki MOOC

New to Java, just finished the Helsinki MOOC course. I programmed a basic mortgage calculator as my first solo project and while it works, I have a few questions about coding style: The listener and ...
2
votes
2answers
1k views

Java Swing Exercise: BMI Calculator

This is my first question here and this is my working Body Mass Index Swing Calculator. Any improvement or recommendation is welcome. ...
2
votes
2answers
3k views

Minesweeper game in Java using Swing GUI

I created a Java Swing Minesweeper, for which I would like some feedback. Note : I'm just in high school so please excuse any 'dumb' ways I may have coded certain segments. Any tips or books on how ...
3
votes
0answers
212 views

Forest Fire Cellular Automata

I stumbled on the idea of a Forest Fire simulating cellular automata, and decided to try making a version using a full Seesaw UI (a Clojure wrapper over Java's Swing). A short sample of it running is ...
3
votes
3answers
258 views

Writing a calculator in idiomatic Java

I just dipped my toes in Java today (coming from C++) and made a few things to learn it. The standard stuff like Atari Breakout, Tic Tac Toe and this calculator. This has been done so many times ...
-1
votes
3answers
201 views

A Java Calculator that could perform basic Mathematical Operations [closed]

I've been working for few days to develop a basic Java Swing Calculator that could Add, Subtract, Multiply or Divide two numbers and also has other options like inverse(1/x) and square root I would ...
1
vote
0answers
224 views

Snake animation in Swing

I'm developing a simple Snake game in Java using Swing. So far I made the snake animation which is troubling me: when the snakes moves it seems like it starts to lag for no reason, but when I move it ...
1
vote
0answers
95 views

Java Swing “guess my number” game in Hexagonal architecture

Based on this article, I wrote a small "Guess my number" game in Hexagonal architecture which interacts with a Java Swing GUI adapter. Any feedback is appreciated. Main.java ...
1
vote
1answer
65 views

Keypress output to screen

For a school project, I had to make a keylistener that would output whatever you typed to the screen. A JFrame would be initialized to have the focus required for the listener to work. It uses delete ...
2
votes
1answer
116 views

Java League of Legends ping checker

I'm still a freshman and this one of my first projects I made using Java and Swing. The program is a simple League of Legends multi-threaded ping checker that pings the server 10 times to get an ...
1
vote
2answers
479 views

Tic Tac Toe Java Swing game

I just created a simple game. Now I'm thinking what could be done better here. I want to get some tips how to make the code better/easier or what to add to it. Code: ...
2
votes
0answers
712 views

Mouse wheel scrolling for nested scrollable Swing components

By default, mouse wheel scrolling in Java Swing behaves differently than in web browsers. In Swing, when you have an inner scrollable component and an outer scrollable component, the mouse wheel ...
2
votes
0answers
86 views

My first Java app: a calculator in Swing

I have created my first Java app. I am very familiar with C++ and thus without reading any books (just introduction, googling and IntelliJ auto-completion) I directly jumped into Java. So I made a ...
3
votes
1answer
351 views

Sorting an array of numbers in Java with an algorithm

This is pretty much one of my first programs that I have created in Java and I just wanted to ask if anyone sees some obvious errors or mistakes I made. The purpose of this program is to sort numbers ...

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