windows-nt/Source/XPSP1/NT/enduser/netmeeting/ui/conf/nmchannelvideo.h

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2020-09-26 03:20:57 -05:00
#ifndef __NmChannelVideo_h__
#define __NmChannelVideo_h__
/////////////////////////////////////////////////////////////////////////////
// CNmChannelVideoObj
class ATL_NO_VTABLE CNmChannelVideoObj :
public CComObjectRootEx<CComSingleThreadModel>,
public IConnectionPointContainerImpl<CNmChannelVideoObj>,
public IConnectionPointImpl<CNmChannelVideoObj, &IID_INmChannelNotify, CComDynamicUnkArray>,
public IConnectionPointImpl<CNmChannelVideoObj, &IID_INmChannelVideoNotify, CComDynamicUnkArray>,
public INmChannelVideo,
public INmChannelVideoNotify,
public IInternalChannelObj
{
protected:
bool m_bIsIncoming;
public:
DECLARE_NO_REGISTRY()
DECLARE_NOT_AGGREGATABLE(CNmChannelVideoObj)
BEGIN_COM_MAP(CNmChannelVideoObj)
COM_INTERFACE_ENTRY(INmChannel)
COM_INTERFACE_ENTRY(INmChannelVideo)
COM_INTERFACE_ENTRY(INmChannelNotify)
COM_INTERFACE_ENTRY(INmChannelVideoNotify)
COM_INTERFACE_ENTRY(IInternalChannelObj)
COM_INTERFACE_ENTRY(IConnectionPointContainer)
END_COM_MAP()
BEGIN_CONNECTION_POINT_MAP(CNmChannelVideoObj)
CONNECTION_POINT_ENTRY(IID_INmChannelNotify)
CONNECTION_POINT_ENTRY(IID_INmChannelVideoNotify)
END_CONNECTION_POINT_MAP()
// Construction and destruection
CNmChannelVideoObj();
~CNmChannelVideoObj();
static HRESULT CreateInstance(CNmConferenceObj* pConfObj, INmChannel** ppChannel, bool bIsIncoming);
// INmChannelVideo methods
STDMETHOD(IsIncoming)(void);
STDMETHOD(GetState)(NM_VIDEO_STATE *puState);
STDMETHOD(GetProperty)(NM_VIDPROP uID,ULONG_PTR *puValue);
STDMETHOD(SetProperty)(NM_VIDPROP uID,ULONG_PTR uValue);
// INmChannelVideoNotify methods
STDMETHOD(StateChanged)(NM_VIDEO_STATE uState);
STDMETHOD(PropertyChanged)(DWORD dwReserved);
// IInternalChannelObj methods
STDMETHOD(GetInternalINmChannel)(INmChannel** ppChannel);
STDMETHOD(ChannelRemoved)();
// Helpers
HRESULT Fire_MemberChanged(NM_MEMBER_NOTIFY uNotify, INmMember *pMember);
HRESULT Fire_StateChanged(NM_VIDEO_STATE uState);
HRESULT Fire_PropertyChanged(DWORD dwReserved);
void _OnActivate(bool bActive) {;}
virtual CNmConferenceObj* GetConfObj() = 0;
virtual void RemoveMembers() = 0;
virtual BOOL GetbActive() = 0;
STDMETHOD(Activate)(BOOL bActive);
HRESULT _IsActive();
HRESULT _SetActive(BOOL bActive);
};
#endif // __NmChannelVideo_h__