🧮 Java Swing Calculator

A modern and user-friendly calculator built with Java Swing.
Supports basic arithmetic, percentage, sign toggle, clear, backspace, and keyboard input.

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✨ Features

• ➕ ➖ ✖️ ➗ Basic arithmetic operations
• 🧾 Decimal support
• 🔙 Backspace & Clear (C)
• 🔄 Toggle sign (±)
• 📊 Percentage (%) support
• ⌨️ Keyboard shortcuts
• 🖥️ Cross-platform desktop app

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Structure

📦 java-calculator
 ┣ 📜 Calculator.java   # Main calculator code
 ┣ 📜 README.md         # Project documentation

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🧮 Java Beauty Calculator

A modern, GUI-based calculator built with Java Swing and BigDecimal for precision.
Supports arithmetic operations (+, −, ×, ÷), percentages, sign toggle, and backspace.
Styled with a clean UI to give you a lightweight but beautiful desktop calculator.

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✨ Features

• 🎨 Sleek Swing-based GUI (not console)
• 🔢 High-precision calculations using BigDecimal
• ➕➖✖️➗ Basic arithmetic operations
• % Percentage and ± sign toggle support
• ⌫ Backspace for corrections
• ⌨️ Full keyboard support (numbers, Enter, operators, Backspace, Esc)

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🚀 Getting Started

1️⃣ Clone the repository

git clone https://github.com/anshumanjadiya1102/Java_Beauty_Calculator.git
cd Java_Beauty_Calculator

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⚠️ Important: This is a GUI application.

• It requires a graphical environment (Windows, macOS, or Linux desktop). -If you are on Linux server/WSL, you’ll need an X11 server (e.g. Xming, VcXsrv) or run with:

xvfb-run java Java_Beauty_Calculator

🎹 Keyboard Shortcuts

Key Action

0–9	Enter digits
.	Decimal point
+	Addition
-	Subtraction
*	Multiplication
/	Division
Enter	Equals (=)
Esc	Clear (C)
Backspace	Delete last digit
%	Percentage
±	Toggle sign

📦 Build a .jar

If you want to create a portable JAR file:

javac Java_Beauty_Calculator.java
jar cfe Calculator.jar Java_Beauty_Calculator *.class
java -jar Calculator.jar

Star History

Thanks a lot

Thanks a lot for your love for Java_Beauty_Calculator

This repository made me Developer of the day.