SAP ABAP Program BCALV_TREE_01 (ALV Tree Control: Build Up the Hierarchy Tree) is using

• Class (9)
• Data Element (2)
• Table/Structure Field (8)
• Function Module (1)
• Message Class (1)
• Message Number (1)
• Class Method (8)
• Table (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_COLUMN_TREE	Column Tree Control
5	Class	CL_GUI_CONTAINER	Abstract Container for GUI Controls
6	Class	CL_GUI_CONTROL	Proxy Class for Control in GUI
7	Class	CL_GUI_CUSTOM_CONTAINER	Container for Custom Controls in the Screen Area
8	Class	CL_GUI_OBJECT	Proxy Class for a GUI Object
9	Class	CL_TREE_CONTROL_BASE	Internal Tree Control Class