exampledlg.cpp

C++编程的实际例子

// ExampleDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Example.h"
#include "ExampleDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CExampleDlg dialog

CExampleDlg::CExampleDlg(CWnd* pParent /*=NULL*/)
: CDialog(CExampleDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CExampleDlg)
	// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CExampleDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CExampleDlg)
	DDX_Control(pDX, IDC_LIST1, m_list);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CExampleDlg, CDialog)
//{{AFX_MSG_MAP(CExampleDlg)
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()

int index;
bool CALLBACK  EnumFontsCallback(CONST LOGFONT *lplf, 
								 CONST TEXTMETRIC *lptm, 
								 DWORD dwType, LPARAM aFontName)
{
	CString far * aiFontName = (CString far *) aFontName; 
	index++;
	aiFontName[index]=lplf->lfFaceName;
	return TRUE;
}

/////////////////////////////////////////////////////////////////////////////
// CExampleDlg message handlers

BOOL CExampleDlg::OnInitDialog()
{
	CDialog::OnInitDialog();
	
	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	index=-1;
	CString aFontName[MAX_PATH];
	CPaintDC dc(this);
	EnumFonts(dc.m_hDC,(LPCTSTR)NULL,(FONTENUMPROC)EnumFontsCallback,
		(LPARAM) aFontName);
	for (int i=0;i<index;i++)
		m_list.AddString(aFontName[i]);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CExampleDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting
		
		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);
		
		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;
		
		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CExampleDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}