First, HKEY_CLASSES_ROOT 1> CLSID sub-key records all COM component information: A> (Process component) Object CLSID subkey's InprocServer32 sub-key records the full path file name of the component program; (Process Outgoing Components) Object CLSID Sub Keys The localserver32 sub-key records the full path file name of the component program; the PROGID of the object CLSID subkey defines the character string name of the component.
2> Component String Name You can place the CLSID sub-key of the string name of the component under the CLSID sub-key, record the CLSID 3> interface sub-key of the component records the component interface information: If proxystubclsid32 4> Typelib subkey Record type library information. Component objects press to support the same set of interface categories, each classification has its CACID, object CLSID sub key records its Catid Component Categories contains all categories OleView.exe to view categories 2, components registration, processes Components must implement DllRegisterServer functions and DllunRegisterServer functions to add / delete related information to registry, then register with the Regsvr32.exe utility; process external components must implement command line parameters / regserver and / unregory to add / delete related information to registry.