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WTL message map wizard add-in

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5 Nov 2004CPOL1 min read 32.7K   466   11  
Ease the work with the WTL message map.
// MsgWizard.cpp : Defines the initialization routines for the DLL.
//

#include "stdafx.h"
#include <initguid.h>
#include "MsgWizard.h"
#include "DSAddIn.h"
#include "Commands.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

CComModule _Module;

BEGIN_OBJECT_MAP(ObjectMap)
	OBJECT_ENTRY(CLSID_DSAddIn, CDSAddIn)
END_OBJECT_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMsgWizardApp

class CMsgWizardApp : public CWinApp
{
public:
	CMsgWizardApp();

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CMsgWizardApp)
	public:
	virtual BOOL InitInstance();
	virtual int ExitInstance();
	//}}AFX_VIRTUAL

	//{{AFX_MSG(CMsgWizardApp)
		// NOTE - the ClassWizard will add and remove member functions here.
		//    DO NOT EDIT what you see in these blocks of generated code !
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};


/////////////////////////////////////////////////////////////////////////////
// CMsgWizardApp

BEGIN_MESSAGE_MAP(CMsgWizardApp, CWinApp)
	//{{AFX_MSG_MAP(CMsgWizardApp)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// The one and only CMsgWizardApp object

CMsgWizardApp theApp;

/////////////////////////////////////////////////////////////////////////////
// CMsgWizardApp construction

CMsgWizardApp::CMsgWizardApp()
{
	// TODO: add construction code here,
	// Place all significant initialization in InitInstance
}

/////////////////////////////////////////////////////////////////////////////
// CMsgWizardApp initialization

BOOL CMsgWizardApp::InitInstance()
{
	_Module.Init(ObjectMap, m_hInstance);
	return CWinApp::InitInstance();
}

int CMsgWizardApp::ExitInstance()
{
	_Module.Term();
	return CWinApp::ExitInstance();
}

/////////////////////////////////////////////////////////////////////////////
// Special entry points required for inproc servers

STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID* ppv)
{
	AFX_MANAGE_STATE(AfxGetStaticModuleState());
	return _Module.GetClassObject(rclsid, riid, ppv);
}

STDAPI DllCanUnloadNow(void)
{
	AFX_MANAGE_STATE(AfxGetStaticModuleState());
	return (AfxDllCanUnloadNow()==S_OK && _Module.GetLockCount()==0) ? S_OK : S_FALSE;
}

// by exporting DllRegisterServer, you can use regsvr32.exe
STDAPI DllRegisterServer(void)
{
	AFX_MANAGE_STATE(AfxGetStaticModuleState());
	HRESULT hRes = S_OK;
	
	// Registers object, typelib and all interfaces in typelib
	hRes = _Module.RegisterServer(TRUE);
	if (FAILED(hRes))
		return hRes;

	// Register description of this add-in object in its own
	//  "/Description" subkey.
	// TODO:  If you add more add-ins to this module, you need
	//  to register all of their descriptions, each description
	//  in each add-in object's registry CLSID entry:
	// HKEY_CLASSES_ROOT\Clsid\{add-in CLSID}\Description="add-in description"
	_ATL_OBJMAP_ENTRY* pEntry = _Module.m_pObjMap;
	CRegKey key;
	LONG lRes = key.Open(HKEY_CLASSES_ROOT, _T("CLSID"));
	if (lRes == ERROR_SUCCESS)
	{
		USES_CONVERSION;
		LPOLESTR lpOleStr;
		StringFromCLSID(*pEntry->pclsid, &lpOleStr);
		LPTSTR lpsz = OLE2T(lpOleStr);

		lRes = key.Open(key, lpsz);
		if (lRes == ERROR_SUCCESS)
		{
			CString strDescription;
			strDescription.LoadString(IDS_MSGWIZARD_DESCRIPTION);
			key.SetKeyValue(_T("Description"), strDescription);
		}
		CoTaskMemFree(lpOleStr);
	}
	if (lRes != ERROR_SUCCESS)
		hRes = HRESULT_FROM_WIN32(lRes);

	return hRes;
}

/////////////////////////////////////////////////////////////////////////////
// DllUnregisterServer - Removes entries from the system registry

STDAPI DllUnregisterServer(void)
{
	AFX_MANAGE_STATE(AfxGetStaticModuleState());

	HRESULT hRes = S_OK;
	_Module.UnregisterServer();
	return hRes;
}


/////////////////////////////////////////////////////////////////////////////
// Debugging support

// GetLastErrorDescription is used in the implementation of the VERIFY_OK
//  macro, defined in stdafx.h.

#ifdef _DEBUG

void GetLastErrorDescription(CComBSTR& bstr)
{
	CComPtr<IErrorInfo> pErrorInfo;
	if (GetErrorInfo(0, &pErrorInfo) == S_OK)
		pErrorInfo->GetDescription(&bstr);
}

#endif //_DEBUG

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


Written By
Software Developer (Senior)
Canada Canada
Begin programming in pascal some 8 years ago, then to assembly and C, after seeing that pascal is out of fashion. play a little with Delphi and C++ Builder, to see that was enough.


A little mess with other technologies, HTML, CGI, DHTML, PHP.

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