windows-nt/Source/XPSP1/NT/printscan/print/spooler/oleprn/cpinst.h

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2020-09-26 03:20:57 -05:00
//////////////////////////////////////////////////////////////////////////////
// CProxy_InstallEvent
template <class T>
class CProxy_InstallEvents : public IConnectionPointImpl<T, &DIID__InstallEvent, CComDynamicUnkArray>
{
public:
//methods:
//_InstallEvent : IDispatch
public:
void Fire_OnProgress(
long lProgress)
{
VARIANTARG* pvars = new VARIANTARG[1];
if (pvars != NULL) {
for (int i = 0; i < 1; i++)
VariantInit(&pvars[i]);
T* pT = (T*)this;
pT->Lock();
IUnknown** pp = m_vec.begin();
while (pp < m_vec.end())
{
if (*pp != NULL)
{
pvars[0].vt = VT_I4;
pvars[0].lVal= lProgress;
DISPPARAMS disp = { pvars, NULL, 1, 0 };
IDispatch* pDispatch = reinterpret_cast<IDispatch*>(*pp);
pDispatch->Invoke(0x1, IID_NULL, LOCALE_USER_DEFAULT, DISPATCH_METHOD, &disp, NULL, NULL, NULL);
}
pp++;
}
pT->Unlock();
delete[] pvars;
}
}
void Fire_InstallError(
long lErrCode)
{
VARIANTARG* pvars = new VARIANTARG[1];
if (pvars != NULL) {
for (int i = 0; i < 1; i++)
VariantInit(&pvars[i]);
T* pT = (T*)this;
pT->Lock();
IUnknown** pp = m_vec.begin();
while (pp < m_vec.end())
{
if (*pp != NULL)
{
pvars[0].vt = VT_I4;
pvars[0].lVal= lErrCode;
DISPPARAMS disp = { pvars, NULL, 1, 0 };
IDispatch* pDispatch = reinterpret_cast<IDispatch*>(*pp);
pDispatch->Invoke(0x2, IID_NULL, LOCALE_USER_DEFAULT, DISPATCH_METHOD, &disp, NULL, NULL, NULL);
}
pp++;
}
pT->Unlock();
delete[] pvars;
}
}
};