SAP ABAP Message Class DC (Control Enabling Technology / Control Framework) is used by

• Class (9)
• Function Module (1)
• Program (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	/ASU/CL_SSM_NAVIGATION_BOX Method: CONSTRUCTOR	Navigation Docking Container	/ASU/MAIN	BSTPI_STRUCTURE	ST-PI
2	Class	CL_GENERIC_HIERARCHY_DISPLAY Method: CREATE_CONTAINER	Hierarchy Display with Tree Control	WRF_GENERIC_HIERARCHY	EA-RETAIL	EA-RETAIL
3	Class	CL_GUI_CONTAINER Method: CONSTRUCTOR	Abstract Container for GUI Controls	SCET	BASIS	SAP_BASIS
4	Class	CL_GUI_CONTROL Method: CONSTRUCTOR	Proxy Class for Control in GUI	SCET	BASIS	SAP_BASIS
5	Class	CL_GUI_CUSTOM_CONTAINER Method: CONSTRUCTOR	Container for Custom Controls in the Screen Area	SCET	BASIS	SAP_BASIS
6	Class	CL_GUI_DIALOGBOX_CONTAINER Method: CONSTRUCTOR	Container for Custom Controls in the Screen Area	SCET	BASIS	SAP_BASIS
7	Class	CL_GUI_DOCKING_CONTAINER Method: CONSTRUCTOR	Docking Control Container	SCET	BASIS	SAP_BASIS
8	Class	CL_GUI_GOS_CONTAINER Method: CONSTRUCTOR	Generic Object Services Container	SCET	BASIS	SAP_BASIS
9	Class	CL_GUI_OBJECT Method: CONSTRUCTOR	Proxy Class for a GUI Object	SCET	BASIS	SAP_BASIS