Re: class dependencies and namespace

From:
red floyd <no.spam@here.dude>
Newsgroups:
comp.lang.c++
Date:
Sun, 30 Dec 2007 04:37:29 GMT
Message-ID:
<dgFdj.81668$Um6.80446@newssvr12.news.prodigy.net>
Mosfet wrote:

Hi,

I am trying to solve an issue with a dependency between two classes as
shown below :

atlwince.h (declaration and definition is done in the .h)
----------

struct _ATL_AYGSHELL_STATE
{
public:
    // Handle initialization and cleanup of AYGSHELL
    _ATL_AYGSHELL_STATE()
    {
        if (!AYGSHELL::SHSipInfo(...)) <- Not yet defined
        {
            m_nAygshellUIModel = Smartphone;
        }
        else
        {
            m_nAygshellUIModel = PocketPC;
        }
    }
};

const _ATL_AYGSHELL_STATE& ATL_CDECL _AtlGetAygshellState();
BOOL WINAPI AtlIsAygshellSupported();
int WINAPI AtlGetAygshellUIModel();
BOOL WINAPI AtlIsDRAEnabled();
void WINAPI AtlEnableDRA(BOOL bEnable);

namespace AYGSHELL
{
    inline BOOL SHSipInfo(UINT uiAction, UINT uiParam, PVOID pvParam,
UINT fWinIni)
    {
        const _ATL_AYGSHELL_STATE& aygshellState = _AtlGetAygshellState();
        ASSERT(aygshellState.m_pfnSHSipInfo);

        return aygshellState.m_pfnSHSipInfo(uiAction, uiParam, pvParam,
fWinIni);
    }

}// namespace AYGSHELL

As you can see I have a mutual dependency bewteen these two classes.
When I compile I get :

 error C2653: 'AYGSHELL' : is not a class or namespace name


Also, change your names. _ATL_AYGSHELL_STATE is a reserved identifier.
Identifiers with a leading underscore followed by an uppercase letter
are reserved to the implementation in all scopes.

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