C / C++ / MFC

Here is WM_DRAWITEM:
case WM_DRAWITEM:
        {
           
			 LPDRAWITEMSTRUCT lpDrawItemStruct = (DRAWITEMSTRUCT*)lParam;
			 switch (lpDrawItemStruct->itemAction)
			{
               	case ODA_DRAWENTIRE:
				case ODA_SELECT:
				{
					
			        int ndxColor = 0 ;
					switch (lpDrawItemStruct->CtlID)
					{
					  case  IDC_btnPantone1 : ndxColor = 0 ; break ; 
					  case  IDC_btnPantone2 : ndxColor = 1 ; break ; 
					  case  IDC_btnPantone3 : ndxColor = 2 ; break ; 
					  case  IDC_btnPantone4 : ndxColor = 3 ; break ; 
					  case  IDC_btnPantone5 : ndxColor = 4 ; break ; 
					  case  IDC_btnPantone6 : ndxColor = 5 ; break ; 
					  case  IDC_btnPantone7 : ndxColor = 6 ; break ; 
					  default : break ;
					}
					switch (lpDrawItemStruct->CtlID)
					{
					  case  IDC_btnPantone1 :  
					  case  IDC_btnPantone2 : 
					  case  IDC_btnPantone3 : 
					  case  IDC_btnPantone4 : 
					  case  IDC_btnPantone5 : 
					  case  IDC_btnPantone6 : 
					  case  IDC_btnPantone7 : 
								DrawButtonColor (ndxColor, lpDrawItemStruct) ; 
								break ;
					  default : break ;
					}
					
				  }
				default:
					return DefWindowProc (hwndDlg, msg, wParam, lParam);
				  break;
                break;
			 } 
			 return TRUE;
        }

                       case WM_CTLCOLORBTN :
			{
			      SetBkColor((HDC)wParam, RGB(0,0,255));
					return (BOOL)g_hBrush;
				
			}

it is not changing .
Or m wrong somewhere ?

name[0] = toupper(name[0]);

toupper

tolower

int nCP = 1252; // Example: Windows-1252
// Get required buffer size
int nSize = ::WideCharToMultiByte(nCP, 0, str.GetString(), -1, NULL, 0, NULL, NULL);
char *nstringw = new char[nSize];
::WideCharToMultiByte(nCP, 0, str.GetString(), -1, nstringw, nSize, NULL, NULL);

// Create a char/multi-byte string from wide string.
// Pass LPCSTR to constructor, so use casting or GetString()!
CStringA strA(str.GetString());
// Convert it back to a wide string
CStringW strW(strA.GetString());

• The code page passed to WideCharToMultiByte()
• The code page used by the CStringT class

// Default ANSI code page
int nCP = ::GetACP();
// Returns same as GetSystemDefaultLCID() when SetThreadLocale() has not been called.
LCID nLCID = ::GetThreadLocale();
TCHAR szACP[7];
if (::GetLocaleInfo(nLCID, LOCALE_IDEFAULTANSICODEPAGE, szACP, 7) != 0)
    nCP = _tstoi(szACP);

• The system locale including its default ANSI code page
• The user's locale including its default ANSI code page
• The thread's locale including its default ANSI code page
• The code page used by the CStringT class
• The code page passed to conversion functions in your code

node a(3); // a, will be deleted as a stack variable
a.next = new node(4); // b, will be deleted by unique_ptr of a
a.next->next = new node(5); // c, will be deleted by unique_ptr of b
// 1. deleting of b, not "tested" :) :
a.next = move(a.next->next); // is there a crash ?
// 2. then deleting of b, old style :) :
unique_ptr<node> temp = move(a.next->next);
a.next = move(temp);

struct node {
  int m_iData;
  node* m_pNext;

  node(int iData) : m_iData(iData), m_pNext(NULL) {}
  ~node() { delete m_pNext; }

  node* detach() { node* prevNext(m_pNext); m_pNext = NULL; return prevNext; }
} a(3);

They sought it with thimbles, they sought it with care;
They pursued it with forks and hope;
They threatened its life with a railway-share;
They charmed it with smiles and soap.

a.next = b;