Topics

Here is a list of all topics with brief descriptions:

Core & Architecture	Central GUI management, focus handling, and base widget definitions
Widgets	Concrete UI elements like buttons, lists, and text fields
Graph Widgets	Specialized widgets for visualizing data (charts, graphs)
Events	Classes representing user actions and system triggers
Listeners	Interfaces for observing events from widgets
Graphics & Rendering	Abstract drawing interfaces and backend implementations (OpenGL/SDL2)
Fonts	Font rendering interfaces and implementations
Input Handling	Keyboard, mouse, and generic input polling
Utilities & Math	Helper classes, math functions, and geometric primitives