SAP ABAP Program /SAPMP/PP_HISTORY_O03 (PBO Module: init_tree) is using

• Class (5)
• Message Class (1)
• Message Number (1)
• Class Method (2)

#	Object Type	Object Name	Object Description	Note
1	Class	CL_ALV_TREE_BASE	Basis Class ALV Tree Control
2	Class	CL_GUI_ALV_TREE	ALV Tree Control
3	Class	CL_GUI_CFW	Control Framework Basic Class
4	Class	CL_GUI_CONTROL	Proxy Class for Control in GUI
5	Class	CL_GUI_OBJECT	Proxy Class for a GUI Object