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Posted 29 Jun 2011

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Passing a const character * as a template argument

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29 Jun 2011CPOL
This tip shows you how to pass a const char* or const wchar_t* as a template argument
Many many thanks to DeadMG stack overflow
http://stackoverflow.com/questions/3773378/passing-const-char-as-template-argument[^]

C++
template<class _Ty, const wchar_t* ptr> 
struct CVHDialogTmpl
{     
	CVHDialogTmpl()
	{
	}     

	INT_PTR DoModal()
	{
		return t.DoModal(ptr);
	}
	
	_Ty t;
}; 


C#
class VHRes
{
public:
    static const wchar_t name[];
};

const wchar_t VHRes::name[] = L"XMLDlgPrj.xml";


C++
CVHDialogTmpl<CXMLDlgPrjDlg, VHRes::name> dlg;

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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Mukit, Ataul
Technical Lead Kotha Technologies
Bangladesh Bangladesh
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Comments and Discussions

 
GeneralBy the way symbol that starts with an underscore are usually... Pin
Philippe Mori30-Jun-11 15:11
MemberPhilippe Mori30-Jun-11 15:11 
GeneralTrying to do that might also result in code bloat... It also... Pin
Philippe Mori30-Jun-11 14:52
MemberPhilippe Mori30-Jun-11 14:52 
GeneralHi Ataul, could you elaborate a bit on where you would use s... Pin
Doc Lobster29-Jun-11 22:15
MemberDoc Lobster29-Jun-11 22:15 
GeneralRe: Thanx for pointing out the mistake, I removed the str which ... Pin
Mukit, Ataul29-Jun-11 23:26
MemberMukit, Ataul29-Jun-11 23:26 

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