C / C++ / MFC

frankis78 wrote:

I am a bit new to C++ and struggle to see the difference between MFC and windows form application.

// FlightReportDoc.h : interface of the CFlightReportDoc class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_FLIGHTREPORTDOC_H__3EF623EF_987A_11D4_8093_00B0D0200BF9__INCLUDED_)
#define AFX_FLIGHTREPORTDOC_H__3EF623EF_987A_11D4_8093_00B0D0200BF9__INCLUDED_
 
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include "StatNode.h"
#include "ReportParameters.h"
 
class CFlightReportDoc : public CDocument
{
protected: // create from serialization only
	CFlightReportDoc();
	DECLARE_DYNCREATE(CFlightReportDoc)
 
// Attributes
public:
 
// Operations
public:
 
// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CFlightReportDoc)
	public:
	virtual BOOL OnNewDocument();
	virtual void Serialize(CArchive& ar);
	//}}AFX_VIRTUAL

// Implementation
public:
	virtual ~CFlightReportDoc();
 
	CString m_saved_filename;
	CString m_html_file;
	CString m_current_path;
	CString m_temp_report;
	CStringList* m_model_list;
	CStatNode* m_stat_node;
	CString m_model_directory;
	static CReportParameters* m_report_parameters;
 
	CString GetFilenameWithoutPath(CString filename);
	CString GetBaseName(CString model_name);
	void CloseHTMLFile(CStdioFile &OutFile);
	void WriteHTMLFile(CStdioFile &OutFile);
	void InitStandardReportFile(CStdioFile &OutFile, CString m_version, bool view_only);
	void InitAbbreviatedReportFile(CStdioFile &OutFile, CString m_catalog_full_pages, CString m_version);
 
#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif
 
protected:
 
// Generated message map functions
protected:
	//{{AFX_MSG(CFlightReportDoc)
	afx_msg void OnFileOpen();
	afx_msg void OnFileSaveAs();
	afx_msg void OnFileSave();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
public:
	void DeleteContents(void);
};
 
/////////////////////////////////////////////////////////////////////////////

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_FLIGHTREPORTDOC_H__3EF623EF_987A_11D4_8093_00B0D0200BF9__INCLUDED_)

// FlightReportDoc.cpp : implementation of the CFlightReportDoc class
//

#include "stdafx.h"
#include "FlightReport.h"
#include "FlightReportDoc.h"
#include "StatNode.h"
#include "DescriptionList.h"
#include "FileProgress.h"
#include "SelectFilesDialog.h"
#include "RunSilent.h"
#include <cderr.h>
 
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
 
static int counter = 0;
/////////////////////////////////////////////////////////////////////////////
// CFlightReportDoc

IMPLEMENT_DYNCREATE(CFlightReportDoc, CDocument)
 
BEGIN_MESSAGE_MAP(CFlightReportDoc, CDocument)
	//{{AFX_MSG_MAP(CFlightReportDoc)
	ON_COMMAND(ID_FILE_OPEN, OnFileOpen)
	ON_COMMAND(ID_FILE_SAVE_AS, OnFileSaveAs)
	ON_COMMAND(ID_FILE_SAVE, OnFileSave)
	ON_COMMAND(ID_FILE_NEW, OnNewDocument)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()
 
/////////////////////////////////////////////////////////////////////////////
// CFlightReportDoc construction/destruction

CReportParameters* CFlightReportDoc::m_report_parameters = new CReportParameters();
 
CFlightReportDoc::CFlightReportDoc()
{
	m_stat_node = new CStatNode();
	m_model_list = new CStringList();
	m_saved_filename.Empty();
	m_current_path.Empty();
 
	// try to set path for temporary _report file to TEMP or TMP
	// environment variable -- if not defined, use C:
	m_current_path = getenv( "TEMP" );
	if( m_current_path.IsEmpty() )
		m_current_path = getenv( "TMP" );
	if( m_current_path.IsEmpty() )
		m_current_path = "C:";
 
	srand((unsigned)time(0)); 
	m_temp_report.Format("%s\\_report_%i.htm", m_current_path, rand());
}
 
CFlightReportDoc::~CFlightReportDoc()
{
 
	delete m_stat_node;
	delete m_model_list;
 
	sprintf(cmd, "");
	sprintf(args, "del /Q \"%s\"", m_temp_report);
	RunSilent(cmd, args);
	CWaitCursor wc;
}
 
BOOL CFlightReportDoc::OnNewDocument()
{
	//DeleteContents() is now called - this deletes the document's contents and navigates to a blank screen.....	

	if (!CDocument::OnNewDocument())
		return FALSE;
	
	delete m_stat_node;
	m_stat_node = new CStatNode();
	delete m_model_list;
	m_model_list = new CStringList();
	m_saved_filename.Empty();
	m_model_directory.Empty();
 
	delete m_report_parameters;
	m_report_parameters = new CReportParameters();
 
	//defaults
	m_report_parameters->m_write_reset_files = false;
	m_report_parameters->m_rst_ms_num = 3;
	m_report_parameters->m_rst_slot_num = 10;
 
	m_report_parameters->m_write_mht = false;
	m_report_parameters->m_rt_shadow_sw = 20;
	m_report_parameters->m_ref_folders = false;
	m_report_parameters->m_disable_versioning = false;
 
	// get installation directory from the registry
	CWinApp* pApp = AfxGetApp();
	// following line is for testing only -- reg key added by installer
	//	pApp->WriteProfileString(_T("Dir"), _T(""), "C:\\EaS\\utility" );
	m_report_parameters->m_install_dir = pApp->GetProfileString(_T(""), _T("Dir") );
 
	return TRUE;
}
 

/////////////////////////////////////////////////////////////////////////////
// CFlightReportDoc serialization

void CFlightReportDoc::Serialize(CArchive& ar)
{
	if (ar.IsStoring())
	{
		// TODO: add storing code here
	}
	else
	{
		// TODO: add loading code here
	}
}
 
/////////////////////////////////////////////////////////////////////////////
// CFlightReportDoc diagnostics

#ifdef _DEBUG
void CFlightReportDoc::AssertValid() const
{
	CDocument::AssertValid();
}
 
void CFlightReportDoc::Dump(CDumpContext& dc) const
{
	CDocument::Dump(dc);
}
#endif //_DEBUG

CarolLamoreaux wrote:

I took out the ON_COMMAND line and everything seems fine now.

main()
{
int i, j, *p;
i = 25;
j = 100;
p = &i; // Address of i is assigned to pointer p
printf("%f", i/(*p) ); // i is divided by pointer p
}

toxcct wrote:

and under windows, main can accept a third parameter which is an array containing the environment variables...

CPallini wrote:

Windows it's not alone

toxcct wrote:

and you say this to me ?!

BobInNJ wrote:

Please comment.

printf("%f", (double) i / *p);

BobInNJ wrote:

p = &i; // Address of i is assigned to pointer p