Class list used by SAP ABAP Program IDOC_LISTEN_TOP (data definitions)

#	Object Type	Object Name	Object Description

1	Class	CL_CU_DISPLAY_CONTEXT	GFW Customizing: Display context
2	Class	CL_CU_DRAWING_AREA	GFW-Customizing: Drawing area
3	Class	CL_CU_POINT	GFW Customizing: Point
4	Class	CL_CU_VALUES	GFW-Customizing: Data Series
5	Class	CL_GUI_ALV_GRID	ALV List Viewer
6	Class	CL_GUI_ALV_TREE	ALV Tree Control
7	Class	CL_GUI_CONTAINER	Abstract Container for GUI Controls
8	Class	CL_GUI_CUSTOM_CONTAINER	Container for Custom Controls in the Screen Area
9	Class	CL_GUI_DOCKING_CONTAINER	Docking Control Container
10	Class	CL_GUI_GP_PRES	GFW: Business graphic
11	Class	CL_GUI_SPLITTER_CONTAINER	Splitter Control
12	Class	CL_GUI_TOOLBAR	Toolbar Control