RedSalamander

Localization and resource management for Windows RC files. Use when adding user-facing strings, creating menus, working with STRINGTABLE, or using LoadStringResource and FormatStringResource helpers.

Compiler warning policy and suppression patterns for MSVC /Wall. Use when fixing warnings, adding pragma suppressions, or dealing with C4365, C5219, C4625, C4626 and other compiler diagnostics.

Build RedSalamander C++ project using PowerShell build script. Use when building, compiling, or rebuilding the solution or specific projects like RedSalamander, RedSalamanderMonitor, Common, or FileSystem.

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File-action ID rules for viewer/editor/user-menu settings, parameterized commands, resolver behavior, and regression coverage. Use when changing file-action settings, direct dispatch, Edit New routing, or related specs/tests.

Threading model and async operation patterns for Windows applications. Use when implementing background operations, thread synchronization, posting to UI thread, or using thread pools.

Modern C++23 coding style and conventions for RedSalamander. Use when writing new code, reviewing style, using STL containers, smart pointers, std::format, std::optional, or following naming conventions.

Direct2D and DirectWrite graphics rendering patterns for Windows. Use when implementing 2D graphics, text rendering, hardware-accelerated drawing, handling device loss, or working with ID2D1DeviceContext.

Error handling patterns for Windows APIs and HRESULT. Use when handling errors, logging with Debug class, implementing error propagation, or dealing with Win32 API failures.

Shell icon management and caching using IconCache class. Use when extracting, caching, or rendering Windows shell icons, working with system image lists, or creating menu bitmaps from icons.

Performance-first development contract for RedSalamander. Use when adding features, optimizing code, instrumenting hot paths, or validating UI/startup/search/fileops/compare performance from the beginning.

Plugin callback patterns with cookie-based context for INavigationMenuCallback, IFileSystemCallback, and IFileSystemSearchCallback interfaces. Use when implementing or consuming plugin interfaces.

Theme system and color key management for RedSalamander. Use when adding theme colors, modifying AppTheme, working with theme.json5 files, or updating theme-related specifications.

Windows Implementation Library (WIL) RAII patterns for managing Windows resources. Use when creating, managing, or cleaning up Windows handles like HICON, HWND, HBITMAP, HDC, COM objects, or any GDI resources.

Win32 window procedure and message handling patterns. Use when implementing WndProc, handling Windows messages like WM_PAINT WM_SIZE WM_NOTIFY WM_COMMAND, or creating message handler methods.

Safe yyjson usage patterns for RedSalamander C++23 (UTF-16). Use when parsing or serializing JSON/JSON5 with yyjson, adding keys/strings to `yyjson_mut_doc`, managing `yyjson_doc` lifetimes, or auditing code for yyjson ownership and cleanup bugs (use-after-free/leaks).