ATL / WTL / STL

<br />
class CMyClass<br />
{<br />
public:<br />
// SNIP<br />
inline CString GetID() const {return m_csID;}<br />
// SNIP<br />
protected:<br />
CString m_csID;<br />
// SNIP<br />
};<br />

<br />
// SNIP<br />
vector<CMyClass*> myarray;<br />
LPCTSTR lpszNewID = _T("NEWID");<br />
if (find_if(myarray.begin(), myarray.end(), IsID(lpszNewID)???) != myarray.end())<br />
   // then don't add it a second time<br />

class myClass
{
//assume ctors etc are good - no tricks here!!

private:
	void DoSomethingWithString( std::string *pString );
public:
	void Go()
	{
		std::set <std::string > myStrings;
		myStrings.insert("ABC");
		myStrings.insert("DEF");
		myStrings.insert("GHI");

		std::for_each(myStrings.begin() , myStrings.end() , /* correct format for calling 'DoSomethingWithString */ );
	}
};

//I've tried   std::bind1st( std::mem_fun(&myClass::DoSomethingWithString) , this) , binding this to the member function but no joy.....

class myClass
{
	class DoStringThing
		{
		private:
			myClass* m_class;
		public:
			DoStringThing( myClass* class_param) : m_class( class_param)
			{
			}
	
			void operator()( std::string &filename)
			{
				m_class->DoSomethingWithString( &filename );
			}
		
		};
	friend class DoStringThing;

private:
	void DoSomethingWithString( std::string *pString );
public:
	void Go()
	{
		std::set <std::string> myStrings;
		myStrings.insert("ABC");
		myStrings.insert("DEF");
		myStrings.insert("GHI");

		std::for_each(myStrings.begin() , myStrings.end() , DoStringThing(this) );
	}
};