CalculatorApp

Welcome to the CalculatorApp repository! This Java-based calculator application provides a simple and interactive graphical user interface for basic arithmetic operations. The application leverages JavaFX for its GUI components and ensures an intuitive user experience.

Features

• Basic Arithmetic Operations: Perform addition, subtraction, multiplication, and division.
• Interactive GUI: Buttons for digits, operators, and a clear functionality to reset the calculator.
• Responsive Design: The layout adapts to different window sizes, providing a consistent user experience.

Getting Started

Prerequisites

To run this application, you need to have the following installed on your system:

• Java Development Kit (JDK) 8 or higher
• JavaFX SDK

Installation

1. Clone the repository:

   git clone https://github.com/your-username/CalculatorApp.git
   cd CalculatorApp

2. Compile and run the application:

   javac --module-path /path/to/javafx-sdk-15/lib --add-modules javafx.controls CalculatorApp.java
   java --module-path /path/to/javafx-sdk-15/lib --add-modules javafx.controls CalculatorApp

   Ensure you replace /path/to/javafx-sdk-15/lib with the actual path to your JavaFX SDK.

Code Overview

Main Class: CalculatorApp

The CalculatorApp class extends Application and serves as the entry point of the JavaFX application.

• Attributes:

  • TextField displayTextField: The display area for the calculator.
  • double num1: The first operand.
  • String operator: The operator for the arithmetic operation.

• Methods:

  • start(Stage primaryStage): Sets up the primary stage and scene.
  • createGridPane(): Configures the grid layout for buttons and display.
  • createAndAddButtons(GridPane gridPane): Creates buttons for digits and operators and adds them to the grid.
  • handleButtonClick(String label): Handles button click events for digits, operators, and other functionalities.

Running the Application

1. Launch the application:

   • Navigate to the directory containing CalculatorApp.java.
   • Use the commands mentioned in the Installation section to compile and run the application.

2. Using the Calculator:

   • Enter numbers and select operators using the buttons.
   • The result is displayed in the TextField.
   • Use the "=" button to calculate the result.
   • The "C" button clears the current input and resets the calculator.

Contributing

We welcome contributions to improve the CalculatorApp! Here are some ways you can contribute:

• Report bugs: If you find any bugs, please report them using the issue tracker.
• Submit feature requests: Have an idea for a new feature? Let us know by submitting a request.
• Contribute code: Submit pull requests with improvements, bug fixes, or new features.

Acknowledgements

• JavaFX for providing the GUI components.
• The open-source community for continuous support and contributions.

Thank you for using CalculatorApp! If you have any questions or need further assistance, feel free to open an issue or reach out.