ColorCop

A Windows-based color picker utility built with Microsoft Foundation Classes (MFC).

Installation

Color Cop is available as a simple Windows installer for every release.

You can download the latest version from our GitHub releases, or install it using winget:

winget install JayPrall.ColorCop

Features

• System tray color picker for Windows
• Real-time color sampling from anywhere on screen
• Multiple color format support (RGB, HEX, HSV)

Requirements

• Windows 10/11 (x86/x64)
• Visual Studio 2022 with the following components:
  • MSVC v143 compiler toolset
  • Windows 10/11 SDK
  • MFC for latest v143 build tools (x86 & x64)

Building

MSBuild.exe ColorCop.sln /p:Configuration=Release /p:Platform=Win32

Build Configurations

• Debug: Development build with debugging symbols
• Release: Optimized production build

Release Workflow

ColorCop uses Git tags to trigger automated GitHub releases and publish compiled binaries.

Listing existing tags

git tag --list

Development

Project Structure

• ColorCop.cpp/h - Main application class
• ColorCopDlg.cpp/h - Main dialog implementation
• SystemTray.cpp/h - System tray functionality
• colorspace.cpp/h - Color conversion utilities
• Res/ - Application resources and icons

Code Linting

This project uses [cpplint](https://github.com/cpplint/cpplint) to enforce C++ style guidelines.

Install:

pip install cpplint

Run linting:

./lint.sh

Contributing

1. Fork the repository
2. Create a feature branch
3. Make your changes
4. Test thoroughly on Windows 10/11
5. Submit a pull request

License

See LICENSE.TXT for details.

Troubleshooting

Build Errors:

• Ensure MFC components are installed in Visual Studio 2022
• Verify Windows SDK is installed
• Check that platform toolset is set to v143

Runtime Issues:

• Install Visual C++ Redistributable for Visual Studio 2022