SAP ABAP Program LVBWLF03 (subroutines for tree) is using

• Class (4)
• Table/Structure Field (32)
• Function Module (2)
• Message Class (1)
• Message Number (2)
• Class Method (6)
• Table (5)

#	Object Type	Object Name	Object Description	Note
1	Function Module	ICON_CREATE	Transfer Icon Name and Text to a Screen Field
2	Function Module	POPUP_TO_CONFIRM	Standard Dialog Popup