ATL COM Shared Add Ins Using C++ - The Easy Way

// stdafx.h : include file for standard system include files,
// or project specific include files that are used frequently,
// but are changed infrequently

#pragma once

#ifndef STRICT
#define STRICT
#endif

// Modify the following defines if you have to target a platform prior to the ones specified below.
// Refer to MSDN for the latest info on corresponding values for different platforms.
#ifndef WINVER				// Allow use of features specific to Windows 95 and Windows NT 4 or later.
#define WINVER 0x0400		// Change this to the appropriate value to target Windows 98 and Windows 2000 or later.
#endif

#ifndef _WIN32_WINNT		// Allow use of features specific to Windows NT 4 or later.
#define _WIN32_WINNT 0x0400	// Change this to the appropriate value to target Windows 2000 or later.
#endif						

#ifndef _WIN32_WINDOWS		// Allow use of features specific to Windows 98 or later.
#define _WIN32_WINDOWS 0x0410 // Change this to the appropriate value to target Windows Me or later.
#endif

#ifndef _WIN32_IE			// Allow use of features specific to IE 4.0 or later.
#define _WIN32_IE 0x0400	// Change this to the appropriate value to target IE 5.0 or later.
#endif

#define _ATL_APARTMENT_THREADED
#define _ATL_NO_AUTOMATIC_NAMESPACE

#define _ATL_CSTRING_EXPLICIT_CONSTRUCTORS	// some CString constructors will be explicit

// turns off ATL's hiding of some common and often safely ignored warning messages
#define _ATL_ALL_WARNINGS


#include "resource.h"
#include <atlbase.h>
#include <atlcom.h>

#pragma warning( disable : 4278 )
#pragma warning( disable : 4146 )
	//The following #import imports the IDTExtensibility2 interface based on it's LIBID
	#import "libid:AC0714F2-3D04-11D1-AE7D-00A0C90F26F4" version("1.0") lcid("0")  raw_interfaces_only named_guids

#pragma warning( default : 4146 )
#pragma warning( default : 4278 )

#define IfFailGo(x) { hr=(x); if (FAILED(hr)) goto Error; }
#define IfFailGoCheck(x, p) { hr=(x); if (FAILED(hr)) goto Error; if(!p) {hr = E_FAIL; goto Error; } }

class DECLSPEC_UUID("BA2B15A2-2D8F-4484-9422-B1E219B674AE") WordFindFacilityLib;

using namespace ATL;

class CAddInModule : public CAtlDllModuleT< CAddInModule >
{
public:
	CAddInModule()
	{
		m_hInstance = NULL;
	}

	DECLARE_LIBID(__uuidof(WordFindFacilityLib))

	inline HINSTANCE GetResourceInstance()
	{
		return m_hInstance;
	}

	inline void SetResourceInstance(HINSTANCE hInstance)
	{
		m_hInstance = hInstance;
	}

private:
	HINSTANCE m_hInstance;
};

extern CAddInModule _AtlModule;