XnStatus XnDeviceBase::CloseAllStreams()
{
	XnStatus nRetVal = XN_STATUS_OK;

	xnLogVerbose(XN_MASK_DDK, "Closing all streams...");

	// go over modules list, and look for closed streams
	for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
	{
		XnDeviceModuleHolder* pModuleHolder = (XnDeviceModuleHolder*)it.Value();
		if (IsStream(pModuleHolder->GetModule()))
		{
			XnDeviceStream* pStream = (XnDeviceStream*)pModuleHolder->GetModule();
			if (pStream->IsOpen())
			{
				nRetVal = pStream->Close();
				XN_IS_STATUS_OK(nRetVal);
			}
		}
	}

	xnLogInfo(XN_MASK_DDK, "All streams are closed.");

	return XN_STATUS_OK;
}
XnStatus XnDeviceBase::GetModulesList(XnDeviceModuleHolderList& list)
{
	list.Clear();

	for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
	{
		list.AddLast((XnDeviceModuleHolder*)it.Value());
	}

	return (XN_STATUS_OK);
}
XnStatus XnDeviceBase::GetModulesList(XnDeviceModuleHolder** apModules, XnUInt32* pnCount)
{
	XnUInt32 nCount = 0;

	for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
	{
		apModules[nCount] = (XnDeviceModuleHolder*)it.Value();
		nCount++;
	}

	*pnCount = nCount;

	return (XN_STATUS_OK);
}
XnStatus XnDeviceBase::FindModule(const XnChar* ModuleName, XnDeviceModuleHolder** ppModuleHolder)
{
	XnStringsHash::Iterator it = m_Modules.end();
	XnStatus nRetVal = m_Modules.Find(ModuleName, it);
	if (nRetVal == XN_STATUS_NO_MATCH)
	{
		return (XN_STATUS_DEVICE_MODULE_NOT_FOUND);
	}
	XN_IS_STATUS_OK(nRetVal);

	*ppModuleHolder = (XnDeviceModuleHolder*)it.Value();

	return XN_STATUS_OK;
}
XnStatus XnDeviceBase::GetStreamNames(const XnChar** pstrNames, XnUInt32* pnNamesCount)
{
	// first we need to count them
	XnUInt32 nCount = 0;

	for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
	{
		XnDeviceModuleHolder* pModuleHolder = (XnDeviceModuleHolder*)it.Value();
		if (IsStream(pModuleHolder->GetModule()))
		{
			nCount++;
		}
	}

	if (nCount > *pnNamesCount)
	{
		*pnNamesCount = nCount;
		return XN_STATUS_OUTPUT_BUFFER_OVERFLOW;
	}

	// OK. we have enough space. Copy into it
	nCount = 0;
	for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
	{
		XnDeviceModuleHolder* pModuleHolder = (XnDeviceModuleHolder*)it.Value();
		if (IsStream(pModuleHolder->GetModule()))
		{
			pstrNames[nCount] = it.Key();
			nCount++;
		}
	}

	*pnNamesCount = nCount;

	return XN_STATUS_OK;
}
XnStatus XnDeviceBase::GetStreamsList(XnDeviceModuleHolderList& list)
{
	list.Clear();

	for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
	{
		XnDeviceModuleHolder* pModuleHolder = (XnDeviceModuleHolder*)it.Value();
		if (IsStream(pModuleHolder->GetModule()))
		{
			list.AddLast(pModuleHolder);
		}
	}

	return (XN_STATUS_OK);
}
XnStatus XnDeviceBase::SetMirror(XnBool bMirror)
{
	XnStatus nRetVal = XN_STATUS_OK;
	
	// change all streams
	for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
	{
		XnDeviceModuleHolder* pModuleHolder = (XnDeviceModuleHolder*)it.Value();
		if (IsStream(pModuleHolder->GetModule()))
		{
			XnDeviceStream* pStream = (XnDeviceStream*)pModuleHolder->GetModule();
			nRetVal = pStream->SetMirror(bMirror);
			XN_IS_STATUS_OK(nRetVal);
		}
	}

	// and set property
	nRetVal = m_DeviceMirror.UnsafeUpdateValue(bMirror);
	XN_IS_STATUS_OK(nRetVal);
	
	return (XN_STATUS_OK);
}
XnStatus XnDeviceBase::GetAllProperties(XnPropertySet* pSet, XnBool bNoStreams /* = FALSE */, const XnChar* strModule /* = NULL */)
{
	XnStatus nRetVal = XN_STATUS_OK;

	XN_VALIDATE_INPUT_PTR(pSet);

	// clear the set
	nRetVal = XnPropertySetClear(pSet);
	XN_IS_STATUS_OK(nRetVal);

	if (strModule != NULL)
	{
		XnDeviceModule* pModule;
		nRetVal = FindModule(strModule, &pModule);
		XN_IS_STATUS_OK(nRetVal);

		nRetVal = pModule->GetAllProperties(pSet);
		XN_IS_STATUS_OK(nRetVal);
	}
	else
	{
		// enumerate over modules
		for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
		{
			XnDeviceModuleHolder* pModuleHolder = (XnDeviceModuleHolder*)it.Value();

			if (bNoStreams && IsStream(pModuleHolder->GetModule()))
				continue;

			nRetVal = pModuleHolder->GetModule()->GetAllProperties(pSet);
			XN_IS_STATUS_OK(nRetVal);
		}
	}

	return XN_STATUS_OK;
}