connpointscp.h

来自「【内容简介】 本书由一流的权威撰写」· C头文件 代码 · 共 34 行

#ifndef _CONNPOINTSCP_H_
#define _CONNPOINTSCP_H_

template <class T>
class CProxyDIMyStockWatcherSink : public IConnectionPointImpl<T, &DIID_DIMyStockWatcherSink, CComDynamicUnkArray>
{
	//Warning this class may be recreated by the wizard.
public:
	VOID Fire_StockUpdate(BSTR bsSymbol, LONG lPrice)
	{
		T* pT = static_cast<T*>(this);
		int nConnectionIndex;
		CComVariant* pvars = new CComVariant[2];
		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[1] = bsSymbol;
				pvars[0] = lPrice;
				DISPPARAMS disp = { pvars, NULL, 2, 0 };
				pDispatch->Invoke(0x1, IID_NULL, LOCALE_USER_DEFAULT, DISPATCH_METHOD, &disp, NULL, NULL, NULL);
			}
		}
		delete[] pvars;
	
	}
};
#endif