416 lines
8.7 KiB
C++
416 lines
8.7 KiB
C++
#include "precomp.h"
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// NetMeeting gunk
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#include "confroom.h"
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// Netmeeting SDK stuff
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#include "NmEnum.h"
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#include "SDKInternal.h"
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#include "NmConference.h"
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#include "NmChannel.h"
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#include "NmChannelAudio.h"
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CNmChannelAudioObj::CNmChannelAudioObj()
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{
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DBGENTRY(CNmChannelAudioObj::CNmChannelAudioObj);
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DBGEXIT(CNmChannelAudioObj::CNmChannelAudioObj);
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}
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CNmChannelAudioObj::~CNmChannelAudioObj()
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{
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DBGENTRY(CNmChannelAudioObj::~CNmChannelAudioObj);
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DBGEXIT(CNmChannelAudioObj::~CNmChannelAudioObj);
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}
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//
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HRESULT CNmChannelAudioObj::CreateInstance(CNmConferenceObj* pConfObj, INmChannel** ppChannel, bool bIsIncoming)
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{
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DBGENTRY(CNmChannelAudioObj::CreateInstance);
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HRESULT hr = S_OK;
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typedef CNmChannel<CNmChannelAudioObj, &IID_INmChannelAudio, NMCH_AUDIO> channel_type;
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channel_type* p = NULL;
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p = new CComObject<channel_type>(NULL);
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if (p != NULL)
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{
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if(ppChannel)
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{
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p->SetVoid(NULL);
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hr = p->QueryInterface(IID_INmChannel, reinterpret_cast<void**>(ppChannel));
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if(SUCCEEDED(hr))
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{
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// We don't have to RefCount this because our lifetime is
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// contained in the CConf's lifetime
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p->m_pConfObj = pConfObj;
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p->m_bIsIncoming = bIsIncoming;
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}
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if(FAILED(hr))
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{
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delete p;
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*ppChannel = NULL;
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}
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}
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else
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{
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hr = E_POINTER;
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}
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}
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else
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{
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hr = E_OUTOFMEMORY;
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}
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DBGEXIT_HR(CNmChannelAudioObj::CreateInstance,hr);
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return hr;
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}
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///////////////////////////////////////////////////////////////////////////////////
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// INmChannelAudio2 methods
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///////////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP CNmChannelAudioObj::IsIncoming(void)
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{
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DBGENTRY(CNmChannelAudioObj::IsIncoming);
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HRESULT hr = E_UNEXPECTED;
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hr = m_bIsIncoming ? S_OK : S_FALSE;
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DBGEXIT_HR(CNmChannelAudioObj::IsIncoming,hr);
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return hr;
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}
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STDMETHODIMP CNmChannelAudioObj::GetState(NM_AUDIO_STATE *puState)
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{
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DBGENTRY(CNmChannelAudioObj::GetState);
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HRESULT hr = E_POINTER;
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if(puState)
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{
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hr = S_OK;
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*puState = NM_AUDIO_IDLE;
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if(S_OK == _IsActive())
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{
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if( ((S_OK == IsIncoming()) && IsSpeakerMuted()) || ((S_FALSE == IsIncoming()) && IsMicMuted()))
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{
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*puState = NM_AUDIO_LOCAL_PAUSED;
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}
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else
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{
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*puState = NM_AUDIO_TRANSFERRING;
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}
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}
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}
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DBGEXIT_HR(CNmChannelAudioObj::GetState,hr);
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return hr;
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}
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STDMETHODIMP CNmChannelAudioObj::GetProperty(NM_AUDPROP uID,ULONG_PTR *puValue)
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{
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DBGENTRY(CNmChannelAudioObj::GetProperty);
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HRESULT hr = E_POINTER;
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if(puValue)
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{
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hr = E_FAIL;
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if(IsChannelValid())
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{
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switch(uID)
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{
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case NM_AUDPROP_LEVEL:
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{
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HRESULT hIncoming = IsIncoming();
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if(S_OK == hIncoming)
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{ // This is the receive channel
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*puValue = GetSpeakerVolume();
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hr = S_OK;
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}
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else if(S_FALSE == hIncoming)
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{ // This is the send channel
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*puValue = GetRecorderVolume();
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hr = S_OK;
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}
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break;
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}
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case NM_AUDPROP_PAUSE:
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{
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HRESULT hIncoming = IsIncoming();
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if(S_OK == hIncoming)
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{ // This is the receive channel
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*puValue = IsSpeakerMuted() ? 1 : 0;
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hr = S_OK;
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}
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else if(S_FALSE == hIncoming)
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{ // This is the send channel
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*puValue = IsMicMuted() ? 1 : 0;
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hr = S_OK;
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}
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break;
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}
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default:
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hr = E_INVALIDARG;
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break;
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}
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}
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}
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DBGEXIT_HR(CNmChannelAudioObj::GetProperty,hr);
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return hr;
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}
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STDMETHODIMP CNmChannelAudioObj::SetProperty(NM_AUDPROP uID,ULONG_PTR uValue)
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{
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DBGENTRY(CNmChannelAudioObj::SetProperty);
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HRESULT hr = E_FAIL;
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if(IsChannelValid())
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{
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switch(uID)
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{
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case NM_AUDPROP_LEVEL:
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{
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hr = E_INVALIDARG;
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if(uValue < NM_MAX_AUDIO_LEVEL)
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{
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HRESULT hIncoming = IsIncoming();
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if(S_OK == hIncoming)
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{ // This is the receive channel
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SetSpeakerVolume((ULONG)uValue);
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hr = S_OK;
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}
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else if(S_FALSE == hIncoming)
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{ // This is the send channel
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SetRecorderVolume((ULONG)uValue);
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hr = S_OK;
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}
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}
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break;
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}
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case NM_AUDPROP_PAUSE:
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{
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HRESULT hIncoming = IsIncoming();
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if(S_OK == hIncoming)
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{ // This is the receive channel
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MuteSpeaker(uValue ? TRUE : FALSE);
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hr = S_OK;
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}
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else if(S_FALSE == hIncoming)
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{ // This is the send channel
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MuteMicrophone(uValue ? TRUE : FALSE);
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hr = S_OK;
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}
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break;
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}
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default:
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hr = E_INVALIDARG;
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break;
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}
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}
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DBGEXIT_HR(CNmChannelAudioObj::SetProperty,hr);
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return hr;
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}
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///////////////////////////////////////////////////////////////////////////////////
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//INmChannelAudioNotify
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///////////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP CNmChannelAudioObj::StateChanged(NM_AUDIO_STATE uState)
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{
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DBGENTRY(CNmChannelAudioObj::StateChanged);
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HRESULT hr = S_OK;
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Activate(NM_AUDIO_IDLE != uState);
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// The internal GetState is a bit funky at times...
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GetState(&uState);
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hr = Fire_StateChanged(uState);
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DBGEXIT_HR(CNmChannelAudioObj::StateChanged,hr);
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return hr;
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}
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STDMETHODIMP CNmChannelAudioObj::PropertyChanged(DWORD dwReserved)
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{
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DBGENTRY(CNmChannelAudioObj::PropertyChanged);
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HRESULT hr = S_OK;
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hr = Fire_PropertyChanged(dwReserved);
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DBGEXIT_HR(CNmChannelAudioObj::PropertyChanged,hr);
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return hr;
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}
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///////////////////////////////////////////////////////////////////////////////
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// IInternalChannelObj methods
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///////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP CNmChannelAudioObj::GetInternalINmChannel(INmChannel** ppChannel)
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{
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DBGENTRY(CNmChannelAudioObj::GetInternalINmChannel);
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HRESULT hr = E_POINTER;
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if(ppChannel)
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{
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*ppChannel = NULL;
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hr = S_OK;
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}
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DBGEXIT_HR(CNmChannelAudioObj::GetInternalINmChannel,hr);
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return hr;
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}
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HRESULT CNmChannelAudioObj::ChannelRemoved()
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{
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HRESULT hr = S_OK;
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RemoveMembers();
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CNmConferenceObj* pConfObj = GetConfObj();
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if(pConfObj)
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{
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hr = pConfObj->Fire_ChannelChanged(NM_CHANNEL_REMOVED, com_cast<INmChannel>(GetUnknown()));
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}
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else
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{
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ERROR_OUT(("ChannelRemoved, but no ConfObject"));
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hr = E_UNEXPECTED;
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}
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return hr;
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}
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///////////////////////////////////////////////////////////////////////////////
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// Helpers
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///////////////////////////////////////////////////////////////////////////////
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HRESULT CNmChannelAudioObj::Fire_MemberChanged(NM_MEMBER_NOTIFY uNotify, INmMember *pMember)
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{
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DBGENTRY(CNmChannelAudioObj::Fire_MemberChanged);
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HRESULT hr = S_OK;
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/////////////////////////////////////////////////////
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// INmChannelNotify
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/////////////////////////////////////////////////////
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IConnectionPointImpl<CNmChannelAudioObj, &IID_INmChannelNotify, CComDynamicUnkArray>* pCP = this;
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for(int i = 0; i < pCP->m_vec.GetSize(); ++i )
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{
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INmChannelNotify* pNotify = reinterpret_cast<INmChannelNotify*>(pCP->m_vec.GetAt(i));
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if(pNotify)
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{
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pNotify->MemberChanged(uNotify, pMember);
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}
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}
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/////////////////////////////////////////////////////
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// INmChannelAudioNotify
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/////////////////////////////////////////////////////
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IConnectionPointImpl<CNmChannelAudioObj, &IID_INmChannelAudioNotify, CComDynamicUnkArray>* pCP2 = this;
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for(i = 0; i < pCP2->m_vec.GetSize(); ++i )
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{
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INmChannelAudioNotify* pNotify2 = reinterpret_cast<INmChannelAudioNotify*>(pCP2->m_vec.GetAt(i));
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if(pNotify2)
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{
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pNotify2->MemberChanged(uNotify, pMember);
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}
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}
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DBGEXIT_HR(CNmChannelAudioObj::Fire_MemberChanged,hr)
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return hr;
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}
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HRESULT CNmChannelAudioObj::Fire_StateChanged(NM_AUDIO_STATE uState)
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{
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HRESULT hr = S_OK;
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/////////////////////////////////////////////////////
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// INmChannelAudioNotify
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/////////////////////////////////////////////////////
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IConnectionPointImpl<CNmChannelAudioObj, &IID_INmChannelAudioNotify, CComDynamicUnkArray>* pCP2 = this;
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for(int i = 0; i < pCP2->m_vec.GetSize(); ++i )
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{
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INmChannelAudioNotify* pNotify2 = reinterpret_cast<INmChannelAudioNotify*>(pCP2->m_vec.GetAt(i));
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if(pNotify2)
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{
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pNotify2->StateChanged(uState);
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}
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}
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DBGEXIT_HR(CNmChannelAudioObj::Fire_MemberChanged,hr)
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return hr;
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}
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HRESULT CNmChannelAudioObj::Fire_PropertyChanged(DWORD dwReserved)
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{
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HRESULT hr = S_OK;
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/////////////////////////////////////////////////////
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// INmChannelAudioNotify
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/////////////////////////////////////////////////////
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IConnectionPointImpl<CNmChannelAudioObj, &IID_INmChannelAudioNotify, CComDynamicUnkArray>* pCP2 = this;
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for(int i = 0; i < pCP2->m_vec.GetSize(); ++i )
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{
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INmChannelAudioNotify* pNotify2 = reinterpret_cast<INmChannelAudioNotify*>(pCP2->m_vec.GetAt(i));
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if(pNotify2)
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{
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pNotify2->PropertyChanged(dwReserved);
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}
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}
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DBGEXIT_HR(CNmChannelAudioObj::Fire_MemberChanged,hr)
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return hr;
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}
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HRESULT CNmChannelAudioObj::_IsActive()
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{
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return GetbActive() ? S_OK : S_FALSE;
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}
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// We don't support switchable AV anymore
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HRESULT CNmChannelAudioObj::_SetActive(BOOL bActive)
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{
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if (GetbActive() == bActive)
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return S_OK;
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return E_FAIL;
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}
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