BaseForm Calculator (C# Core Project)

BaseForm Calculator is a lightweight, user-friendly calculator application built in C#. Designed for simplicity and efficiency, it performs basic arithmetic operations with both mouse and keyboard input. Its clean interface, responsive layout, and custom icon support make it a solid utility for everyday use or as a base for further development.

Key Features:

• Supports addition, subtraction, multiplication, and division
• Keyboard input support with real-time key mapping
• Error handling for invalid input and divide-by-zero cases
• Toggle between positive and negative values
• Backspace, clear entry (CE), and full clear (C) functionality
• Decimal input support
• Easy customization and rebranding
• Custom form icon via embedded resource
• Includes basic menu with Exit and About dialogs

System Requirements

• Windows OS (Windows 7 or later recommended)
• .NET Framework 4.7.2 or newer
• Visual Studio (recommended for editing and customization)

Rebrand and Expand

BaseForm Calculator was created with developers in mind.

You can easily rebrand it by changing:

• The project and solution names  
• The application's form title and icon  
• Namespace, assembly details, and About form information  
• Visual elements and UI behavior to fit your brand

Version: 25.05.15