stockquotes.idl

一个补票分析程序

// stockquotes.idl : IDL source for stockquotes.dll
//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
// This source code is only intended as a supplement to the
// Microsoft Classes Reference and related electronic
// documentation provided with the library.
// See these sources for detailed information regarding the
// Microsoft C++ Libraries products.

// This file will be processed by the MIDL tool to
// produce the type library (stockquotes.tlb) and marshalling code.

import "oaidl.idl";
import "ocidl.idl";


	[
		uuid(F587F611-8D0D-11D0-9439-00A0C903487E),
	
		helpstring("IEnumStocks Interface"),
		pointer_default(unique)
	]
	interface IEnumStocks : IUnknown
	{
		typedef struct tagSTOCKINFO
		{
			OLECHAR		m_rgSymbol[20];
			OLECHAR		m_rgCurrent[20];
			OLECHAR		m_rgChange[20];
		} STOCKINFO;
		
		HRESULT Next(
			[in] ULONG celt,
			[out] STOCKINFO **rgelt,
			[out] ULONG *pceltFetched);
	
		HRESULT Skip(
			[in] ULONG celt);
	
		HRESULT Reset();
	
		HRESULT Clone(
			[out] IEnumStocks **ppEnum);
		
	};

	[
		object,
		uuid(039AB260-8602-11D0-9426-00A0C903487E),
		dual,
		helpstring("IStockQuotes Interface"),
		pointer_default(unique)
	]
	interface IStockQuotes : IDispatch
	{
		[id(1), helpstring("update stock quote information")] HRESULT Update();
		[id(2), helpstring("add stock symbol to be tracked")] HRESULT Add(BSTR bstrSymbol);
		[id(3), helpstring("remove a stock")] HRESULT Remove(BSTR bstrSymbol);
		[id(4), helpstring("method EnumAsString")] HRESULT EnumAsString([out]IEnumString** ppEnum);
		[id(5), helpstring("method EnumStocks")] HRESULT EnumStocks(IEnumStocks** ppEnum);
		[id(6), helpstring("method StockCount")] HRESULT StockCount(int* cnt);
		[id(7), helpstring("method Save")] HRESULT Save(IStream* pIStream);
		[id(8), helpstring("method Load")] HRESULT Load(IStream* pIStream);
		[id(9), helpstring("method StartUpdating")] HRESULT StartUpdating(int nUpdateInterval);
		[id(10), helpstring("method StopUpdating")] HRESULT StopUpdating();
		[id(11), helpstring("method IsUpdating")] HRESULT IsUpdating(BOOL* b);
		[id(12), helpstring("method PauseUpdating")] HRESULT PauseUpdating();
		[id(13), helpstring("method SetMSInvestorURL")] HRESULT SetMSInvestorURL(BSTR newVal);
		[id(14), helpstring("method GetStockSourceISAPIDllURL")] HRESULT GetStockSourceISAPIDllURL(BSTR* pVal);
		[helpstring("method GetMSInvestorURL")] HRESULT GetMSInvestorURL(BSTR* pVal);
		[helpstring("method SetStockSourceISAPIDllURL")] HRESULT SetStockSourceISAPIDllURL(BSTR newVal);
	};

[
	uuid(039AB251-8602-11D0-9426-00A0C903487E),
	version(1.0),
	helpstring("stockquotes 1.0 Type Library")
]
library STOCKQUOTESLib
{
	importlib("stdole32.tlb");
	importlib("stdole2.tlb");

	[
		uuid(AEAD5590-9E5C-11d0-9456-00A0C903487E),
		helpstring("IStockEvents Interface")
	]
	interface IStockEvents : IUnknown
	{
		void InfoUpdate();
	};


	[
		uuid(039AB261-8602-11D0-9426-00A0C903487E),
		helpstring("StockQuotes Class")
	]
	coclass CoStockQuotes
	{
		[default] interface IStockQuotes;
//!:		[default, source] dispinterface IStockEvents;
	};
	[
		uuid(F587F612-8D0D-11D0-9439-00A0C903487E),
		helpstring("EnumStocks Class")
	]
	coclass EnumStocks
	{
		[default] interface IEnumStocks;
	};
};