Leaked source code of windows server 2003
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/////////////////////////////////////////////////////////////////////////////////////
// ATSCChannelTuneRequestimpl.h : implementation helper template for component type interface
// Copyright (c) Microsoft Corporation 1999.
#ifndef ATSCCHANNELTUNEREQUESTIMPL_H
#define ATSCCHANNELTUNEREQUESTIMPL_H
#include "channeltunerequestimpl.h"
#include "atsclocator.h"
namespace BDATuningModel {
template<class T,
class MostDerived = IATSCChannelTuneRequest,
LPCGUID iid = &__uuidof(MostDerived),
LPCGUID LibID = &LIBID_TunerLib,
WORD wMajor = 1,
WORD wMinor = 0,
class tihclass = CComTypeInfoHolder
> class ATL_NO_VTABLE IATSCChannelTuneRequestImpl :
public IChannelTuneRequestImpl<T, MostDerived, iid, LibID, wMajor, wMinor, tihclass>
{
// IATSCChannelTuneRequest
public:
typedef IChannelTuneRequestImpl<T, MostDerived, iid, LibID, wMajor, wMinor, tihclass> basetype;
virtual ~IATSCChannelTuneRequestImpl() {}
IATSCChannelTuneRequestImpl() : m_MinorChannel(-1){}
BEGIN_PROP_MAP(IATSCChannelTuneRequestImpl)
CHAIN_PROP_MAP(basetype)
PROP_DATA_ENTRY("Minor Channel", m_MinorChannel, VT_I4)
END_PROP_MAP()
long m_MinorChannel;
STDMETHOD(get_MinorChannel)(long *pVal)
{
try {
if (!pVal) {
return E_POINTER;
}
ATL_LOCKT();
*pVal = m_MinorChannel;
} catch (...) {
return E_POINTER;
}
return NOERROR;
}
STDMETHOD(put_MinorChannel)(long newVal)
{
ATL_LOCKT();
TNATSCTuningSpace ts(m_TS);
if (!m_TS) {
return E_UNEXPECTED;
}
if (newVal != BDA_UNDEFINED_CHANNEL) {
if (newVal < ts.MinMinorChannel()) {
newVal = ts.MaxMinorChannel();
} else if (newVal > ts.MaxMinorChannel()) {
newVal = ts.MinMinorChannel();
}
}
m_MinorChannel = newVal;
MARK_DIRTY(T);
return NOERROR;
}
STDMETHOD(Clone) (ITuneRequest **ppTR) {
try {
if (!ppTR) {
return E_POINTER;
}
ATL_LOCKT();
HRESULT hr = basetype::Clone(ppTR);
if (FAILED(hr)) {
return hr;
}
T* pt = static_cast<T*>(*ppTR);
pt->m_MinorChannel = m_MinorChannel;
return NOERROR;
} catch (HRESULT h) {
return h;
} catch (...) {
return E_POINTER;
}
}
STDMETHOD(put_Locator)(ILocator *pLocator)
{
try {
if (pLocator) {
PQATSCLocator pL(pLocator);
if (!pL) {
return DISP_E_TYPEMISMATCH;
}
}
return basetype::put_Locator(pLocator);
} catch (...) {
return E_POINTER;
}
}
};
}; // namespace
#endif // ATSCCHANNELTUNEREQUESTIMPL_H
// end of file -- atschchanneltunerequestimpl.h