vector<wstring> m_statements;
struct LISTENER
{
LISTENER *pPrev;
LISTENER *pNext;
OLECHAR *pwszUser;
IChatSessionEvents *pItf;
};
LISTENER *m_pHeadListeners;
void SLock(void);
void SUnlock(void);
void ALock(void);
void AUnlock(void);
bool CheckAccess(const OLECHAR *pwszUser);
protected:
virtual ~ChatSession(void);
void Fire_OnNewStatement(const OLECHAR *pwszUser,
const OLECHAR *pwszStatement);
void Fire_OnNewUser(const OLECHAR *pwszUser);
void Fire_OnUserLeft(const OLECHAR *pwszUser);
public:
ChatSession(const OLECHAR *pwszSessionName,
bool bAllowAnonymousAccess);
void Disconnect(void);
// IUnknown methods
STDMETHODIMP QueryInterface(REFIID riid, void **ppv);
STDMETHODIMP_(ULONG) AddRef(void);
STDMETHODIMP_(ULONG) Release(void);
// IChatSession methods
STDMETHODIMP get_SessionName(OLECHAR **ppwsz);
STDMETHODIMP Say(const OLECHAR *pwszStatement);
STDMETHODIMP GetStatements(IEnumString **ppes);
STDMETHODIMP Advise(IChatSessionEvents *pEventSink,
DWORD *pdwReg);
STDMETHODIMP Unadvise(DWORD dwReg);
};
// this class enumerates the statements of a session
class StatementEnumerator : public IEnumString
{
LONG m_cRef;
ChatSession *m_pThis;
vector<wstring>::iterator m_cursor;
CRITICAL_SECTION m_csLock;
protected:
void Lock(void);
void Unlock(void);
virtual ~StatementEnumerator(void);
public:
StatementEnumerator(ChatSession *pThis);
// IUnknown methods
STDMETHODIMP QueryInterface(REFIID riid, void **ppv);
STDMETHODIMP_(ULONG) AddRef(void);
STDMETHODIMP_(ULONG) Release(void);
// IEnumString methods
STDMETHODIMP Next(ULONG cElems, OLECHAR **rgElems,
ULONG *pcFetched);
STDMETHODIMP Skip(ULONG cElems);
STDMETHODIMP Reset(void);
STDMETHODIMP Clone(IEnumString **ppes);
};
// this class models the management of chat sessions
// and acts as the class object for CLSID_ChatSession
class ChatSessionClass : public IChatSessionManager,
public IExternalConnection
{
friend class SessionNamesEnumerator;
typedef map<wstring, ChatSession *> SESSIONMAP;
LONG m_cStrongLocks;
SESSIONMAP m_sessions;
CRITICAL_SECTION m_csSessionLock;
void Lock(void);
void Unlock(void);
bool CheckAccess(const OLECHAR *pwszUser);
public:
virtual ~ChatSessionClass(void);
ChatSessionClass(void);
// IUnknown methods
STDMETHODIMP QueryInterface(REFIID riid, void **ppv);
STDMETHODIMP_(ULONG) AddRef(void);
STDMETHODIMP_(ULONG) Release(void);
// IExternalConnection methods
STDMETHODIMP_(DWORD) AddConnection(DWORD extconn, DWORD);
STDMETHODIMP_(DWORD) ReleaseConnection(DWORD extconn, DWORD,
BOOL bLastReleaseKillsStub);
// IChatSessionManager methods
STDMETHODIMP GetSessionNames(IEnumString **ppes);
STDMETHODIMP FindSession(const OLECHAR *pwszSessionName,
BOOL bDontCreate,
BOOL bAllowAnonymousAccess,
IChatSession **ppcs);
STDMETHODIMP DeleteSession(const OLECHAR *pwszSessionName);
};
// this class enumerates the session names of a server
class SessionNamesEnumerator : public IEnumString
