66 lines
2.2 KiB
C++
66 lines
2.2 KiB
C++
// Copyright (c) 1999-2002 Microsoft Corporation. All Rights Reserved.
|
|
|
|
#pragma once
|
|
|
|
#ifndef _MSVIDDEVICEEVENT_H_
|
|
#define _MSVIDDEVICEEVENT_H_
|
|
|
|
template <class T, const IID* piid = &IID_IMSVidDeviceEvent, class CDV = CComDynamicUnkArray>
|
|
class CProxy_DeviceEvent : public IConnectionPointImpl<T, piid, CDV>
|
|
{
|
|
public:
|
|
|
|
void Fire_VoidMethod(DISPID eventid) {
|
|
T* pT = static_cast<T*>(this);
|
|
int nConnectionIndex;
|
|
int nConnections = m_vec.GetSize();
|
|
|
|
for (nConnectionIndex = 0; nConnectionIndex < nConnections; nConnectionIndex++)
|
|
{
|
|
pT->Lock();
|
|
CComPtr<IUnknown> sp = m_vec.GetAt(nConnectionIndex);
|
|
pT->Unlock();
|
|
IDispatch* pDispatch = reinterpret_cast<IDispatch*>(sp.p);
|
|
if (pDispatch != NULL)
|
|
{
|
|
HRESULT hr;
|
|
DISPPARAMS disp = { NULL, NULL, 0, 0 };
|
|
hr = pDispatch->Invoke(eventid, IID_NULL, LOCALE_USER_DEFAULT, DISPATCH_METHOD, &disp, NULL, NULL, NULL);
|
|
if(FAILED(hr)){
|
|
TRACELSM(TRACE_ERROR, (dbgDump << "CProxy_DeviceEvent::Fire_VoidMethod() Eventid " << eventid << "Invoke " << nConnectionIndex << " failed hr = " << hexdump(hr)), "");
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
void Fire_StateChange(IMSVidDevice *lpd, long oldState, long newState)
|
|
{
|
|
T* pT = static_cast<T*>(this);
|
|
int nConnectionIndex;
|
|
CComVariant* pvars = new CComVariant[3];
|
|
int nConnections = m_vec.GetSize();
|
|
|
|
for (nConnectionIndex = 0; nConnectionIndex < nConnections; nConnectionIndex++)
|
|
{
|
|
pT->Lock();
|
|
CComPtr<IUnknown> sp = m_vec.GetAt(nConnectionIndex);
|
|
pT->Unlock();
|
|
IDispatch* pDispatch = reinterpret_cast<IDispatch*>(sp.p);
|
|
if (pDispatch != NULL)
|
|
{
|
|
|
|
pvars[0] = lpd;
|
|
pvars[1] = oldState;
|
|
pvars[2] = newState;
|
|
DISPPARAMS disp = { pvars, NULL, 3, 0 };
|
|
pDispatch->Invoke(eventidStateChange, IID_NULL, LOCALE_USER_DEFAULT, DISPATCH_METHOD, &disp, NULL, NULL, NULL);
|
|
}
|
|
}
|
|
delete[] pvars;
|
|
|
|
}
|
|
|
|
};
|
|
#endif
|