fontsviewdlg.cpp

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// FontsViewDlg.cpp : implementation file
//

#include "stdafx.h"
#include "FontsView.h"
#include "FontsViewDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CFontsViewDlg dialog

CFontsViewDlg::CFontsViewDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CFontsViewDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CFontsViewDlg)
	m_strDisplay = _T("");
	m_strFontName = _T("");
	m_strSampText = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CFontsViewDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CFontsViewDlg)
	DDX_Control(pDX, IDC_LFONTS, m_ctlFontList);
	DDX_Control(pDX, IDC_DISPLAY, m_ctlDisplay);
	DDX_Text(pDX, IDC_DISPLAY, m_strDisplay);
	DDX_LBString(pDX, IDC_LFONTS, m_strFontName);
	DDX_Text(pDX, IDC_EENTERED, m_strSampText);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CFontsViewDlg, CDialog)
	//{{AFX_MSG_MAP(CFontsViewDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BEXIT, OnBexit)
	ON_EN_CHANGE(IDC_EENTERED, OnChangeEentered)
	ON_LBN_SELCHANGE(IDC_LFONTS, OnSelchangeLfonts)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CFontsViewDlg message handlers
int CALLBACK MyEnumFontProc(ENUMLOGFONTEX* lpelf,NEWTEXTMETRICEX* lpntm,DWORD nFontType,long lParam) 
{ 
     CFontsViewDlg* pWnd=(CFontsViewDlg*) lParam; 
     if(pWnd) 
     { 
         pWnd->m_ctlFontList.AddString(lpelf->elfLogFont.lfFaceName); 
         return 1; 
     } 
     return 0; 
}   
BOOL CFontsViewDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// 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
	FillFontList();
	m_strSampText="大家好"; 
    m_strDisplay=m_strSampText; 
    UpdateData(FALSE); 
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CFontsViewDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// 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 CFontsViewDlg::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 CFontsViewDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CFontsViewDlg::OnBexit() 
{
	// TODO: Add your control notification handler code here
	OnOK();
}

void CFontsViewDlg::FillFontList()
{
	 int iCurCount; 
     CString strCurFont; 
     CString strPrevFont=""; 
     LOGFONT lf; 
     lf.lfCharSet=DEFAULT_CHARSET; 
     lf.lfFaceName[0]=NULL; 
     lf.lfPitchAndFamily=0; 
     m_ctlFontList.ResetContent(); 
     CClientDC dc(this); 
     ::EnumFontFamiliesEx((HDC) dc,&lf,(FONTENUMPROC) MyEnumFontProc,(LPARAM) this,0); 
     for (iCurCount=m_ctlFontList.GetCount();iCurCount > 0;iCurCount--) 
     { 
         m_ctlFontList.GetText((iCurCount-1),strCurFont); 
         if (strCurFont==strPrevFont) 
         { 
              m_ctlFontList.DeleteString((iCurCount-1)); 
         } 
         else 
         { 
              strPrevFont=strCurFont; 
         } 
     }
}

void CFontsViewDlg::OnChangeEentered() 
{
	// TODO: If this is a RICHEDIT control, the control will not
	// send this notification unless you override the CDialog::OnInitDialog()
	// function and call CRichEditCtrl().SetEventMask()
	// with the ENM_CHANGE flag ORed into the mask.
	
	// TODO: Add your control notification handler code here
	UpdateData(TRUE); 
     m_strDisplay=m_strSampText; 
     UpdateData(FALSE); 
}

void CFontsViewDlg::SetMyFont()
{
	CRect rRect; 
     
     if(m_strFontName.GetLength()>0) 
     { 
         m_ctlDisplay.GetWindowRect(&rRect); 
         m_fSetFont.Detach(); 
          m_fSetFont.CreateFont((rRect.Height()-5),
          			0,0,0,FW_NORMAL,
          			0,
          			0,
          			0,
          			DEFAULT_CHARSET,
				OUT_CHARACTER_PRECIS,
				CLIP_CHARACTER_PRECIS,
				DEFAULT_QUALITY,
				DEFAULT_PITCH|FF_DONTCARE,
				m_strFontName); 
         m_ctlDisplay.SetFont(&m_fSetFont); 
     } 
}

void CFontsViewDlg::OnSelchangeLfonts() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE); 
     SetMyFont(); 
}