C / C++ / MFC

MyClass.h
 
class MyClass {
  protected:
    static const std::string m_strClassName;
 
  public:
    MyClass(void);
    MyClass(const MyClass&);
};

MyClass.cpp
 
MyClass::MyClass(void)
        : m_strClassName("MyClass") {
}
 
MyClass::MyClass(const MyClass& myClass)
        : m_strClassName("MyClass") {
    //Copying stuff
}

MyClass c1, c2;
MyClass c3(c1);

sunit5 wrote:

u have to define it in .cpp file otherwise it will give u an error

MyClass::MyClass(void)
        : m_strClassName("MyClass") {
}

divine_augustine84 wrote:

i want to create an instance of a class whoes class name is stored in a variable

CRuntimeClass* pRuntimeClass = RUNTIME_CLASS( CMyClass );
CObject* pObject = pRuntimeClass->CreateObject();
ASSERT( pObject->IsKindOf( RUNTIME_CLASS( CMyClass ) ) );

hCOM1 = CreateFile(
     _T("COM1"),
     GENERIC_READ | GENERIC_WRITE,
     0,
     0,
     OPEN_EXISTING,
     FILE_ATTRIBUTE_NORMAL,
     0);

"Let us be thankful for the fools. But for them the rest of us could not succeed." - Mark Twain

"There is no death, only a change of worlds." - Native American Proverb

CFrameWnd::m_bAutoMenuEnable = FALSE;

BOOL CMainFrame::OnCmdMsg(UINT nID, <font color=blue>int</font> nCode, <font color=blue>void</font>* pExtra, AFX_CMDHANDLERINFO* pHandlerInfo)
{
   CFrameWnd::OnCmdMsg(nID, nCode, pExtra, pHandlerInfo);
   <font color=blue>return</font> TRUE;
}