VC Read Registry Get Setup program

In Windows systems, Setup can be obtained in registry HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall, and XP, Vista, Win7 And Win8 are all the same

Open Registry command: Regedit, expand the registry path above, and the installer list is as follows:

To obtain a list of system setup programs:

Get System Installer List BOOL Cmylistctrltestdlg::allregkey (hkey hkey, LPCTSTR szdeskeyitem) {hkey hsubkey;
     DWORD dwindex = 0;      
     Long lresult;      

     int i = 1;      LRESULT = RegOpenKeyEx (hkey, Szdeskeyitem, 0, Key_read, &hsubkey);
         Open the registry if (Error_success = = lresult) {TCHAR szkeyname[256] = {0};

         DWORD cbname = 256*sizeof (TCHAR);      LRESULT = RegEnumKeyEx (Hsubkey, Dwindex, Szkeyname, &cbname, 0, NULL, NULL, NULL); Get field while (lresult = error_success && lresult!= error_more_data) {OutputDebugString (sz


             KEYNAME);
             CString str; Str.

             Format (_t ("%d"), I);        i = M_mylist.insertitem (i, str);


             Insert to list control to display M_mylist.setitemtext (i,1,szkeyname);          Dwindex = dwindex + 1;      
             Change dwindex, loop get down field cbname = 256*sizeof (TCHAR); LRESULT = RegEnumKeyEx (Hsubkey, Dwindex, Szkeyname, &Amp;cbname, 0, NULL, NULL, NULL);      

         i++;       } regclosekey (Hsubkey);
     Close registry return TRUE;
     } regclosekey (Hsubkey);      
 return FALSE; }