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Undocumented Visual C++

, 17 Sep 2000
Spelunking in the Badlands of MSDEV
//*******************************************************************************
// COPYRIGHT NOTES
// ---------------
// You may use, compile or redistribute this source as part of your application 
// for free. You may not redistribute it as a part of a software development 
// library without the agreement of the author. If the sources are 
// distributed along with the application, you should leave the original 
// copyright notes in the source code without any changes.
// This code can be used WITHOUT ANY WARRANTIES on your own risk.
// 
// Nick Hodapp
// nhodapp@codeveloper.com
//
//*******************************************************************************

// Commands.cpp : Implementation of CCommands
#include "stdafx.h"
#include "OpenVC.h"
#include "Commands.h"

#include "DlgClasses.h"

/////////////////////////////////////////////////////////////////////////////
// CCommands

CCommands::CCommands()
{
}

/////////////////////////////////////////////////////////////////////////////
// ICommands

STDMETHODIMP CCommands::DeleteNCB()
{
	// save-all
	m_piApplication->ExecuteCommand(_bstr_t("FileSaveAll"));

	// obtain the MSDEV CWinApp object:
	// (this is the "magic")
	CWinApp* pApp = AfxGetApp();
	if (NULL == pApp) return E_FAIL;

	// enumerate document templates, looking for workspace doc template:
	POSITION posdt = pApp->GetFirstDocTemplatePosition();
	while (NULL != posdt)
	{
		CDocTemplate* pdt = pApp->GetNextDocTemplate(posdt);
		if (0 == strcmp("CProjectWorkspaceDocTemplate", pdt->GetRuntimeClass()->m_lpszClassName))
		{
			// found it, grab the first (and only) document:
			POSITION posdoc = pdt->GetFirstDocPosition();
			if (NULL == posdoc) break;

			CDocument* pdoc = pdt->GetNextDoc(posdoc);
			if (NULL == pdoc) break;

			// stash the workspace path+file:
			CString strWorkspace = pdoc->GetPathName();
			if (0 == strWorkspace.GetLength()) break;

			// close the workspace
			pApp->GetMainWnd()->SendMessage(WM_COMMAND, 36633); // magic number for "File/Close Workspace"

			// build the ncb filename
			CString strNCB = strWorkspace.Left(strWorkspace.GetLength()-4);
			strNCB += ".ncb";

			// delete the ncb
			if (FALSE == ::DeleteFile(strNCB))
				AfxMessageBox(CString("Error deleting NCB file:\n\n") + strNCB);
			
			// reopen the workspace
			pApp->OpenDocumentFile(strWorkspace);
		}
	}

	return S_OK;
}


STDMETHODIMP CCommands::ShowInnards()
{
	// show our dialog
	CDlgClasses* pDlg = new CDlgClasses;
	pDlg->Create(IDD_UNDOCUMENTEDVC, NULL);
	pDlg->ShowWindow(SW_SHOW);

	return S_OK;
}


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About the Author

Nick Hodapp
Web Developer
United States United States
No Biography provided

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