Here are the classes, structs, unions and interfaces with brief descriptions:

CStructWidgetConfig	Can be useful for keep memory of widget configuration and share it. The structure reflects the memebers of UIWidget class
CTest_Manager
CTestCursorWidgetWithIncrementalValue
CTestIncrementalValue
CTestObjectManagerWidget
CTestSetOfWidget
CUIControlledIncrementalValue
CUIController
CUIDisplayDevice	This is the abstract class to handle all generic behavior of physical display devices (e.g. OLED screen SSD1306). It derived from Framebuffer. This allows to draw text and graphics directly into the display framebuffer thanks to Framebuffet class text and graphic primitives
CUIModelObject
CUIObjectManager
CUIWidget