Class list used by SAP ABAP Program AXT_EXT_ANALYZE (Enhancement Analyzer)

#	Object Type	Object Name	Object Description

1	Class	CL_AXT_EXTENSION	Abstract extension handler
2	Class	CL_AXT_EXTENSION_DATA	Contains active or inactive data of an extension
3	Class	CL_AXT_FIELD_DEF	Extension field definition
4	Class	CL_AXT_MESSAGES	Message Handling
5	Class	CL_AXT_MESSAGE_CONTAINER	Message containter
6	Class	CL_AXT_TABLE_DEF	Active and inactive data for table extension
7	Class	CL_GUI_CFW	Control Framework Basic Class
8	Class	CL_GUI_CONTAINER	Abstract Container for GUI Controls
9	Class	CL_GUI_CONTROL	Proxy Class for Control in GUI
10	Class	CL_GUI_CUSTOM_CONTAINER	Container for Custom Controls in the Screen Area
11	Class	CL_GUI_FRONTEND_SERVICES	Frontend Services
12	Class	CL_GUI_LIST_TREE	List Tree Control
13	Class	CL_GUI_OBJECT	Proxy Class for a GUI Object
14	Class	CL_GUI_SIMPLE_TREE	Simple Tree Control
15	Class	CL_ITEM_TREE_CONTROL	Internal Tree Control Class
16	Class	CL_OO_CLASSNAME_SERVICE	Service for Include Names in Class Environment
17	Class	CL_THTMLB_UTIL	Contain utility methods commonly used between tags
18	Class	CL_TREE_CONTROL_BASE	Internal Tree Control Class
19	Class	CX_AXT	General exception
20	Class	CX_AXT_DATA_NOT_FOUND	Data not found error
21	Class	CX_AXT_OPERATION_FAILED	Operation error
22	Class	CX_ROOT	Abstract Superclass for All Global Exceptions