exampledlg.cpp

C++应用编程

// 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)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

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

/////////////////////////////////////////////////////////////////////////////
// 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
	HRGN m_wndRgn;
	CClientDC dc(this);
	CFont mFont;	
	mFont.CreateFont(200, 50, 0, 0, FW_HEAVY, FALSE, FALSE, 0, ANSI_CHARSET, 
		OUT_DEFAULT_PRECIS,CLIP_DEFAULT_PRECIS, 
		DEFAULT_QUALITY,DEFAULT_PITCH | FF_SWISS, "宋体");                  
	dc.BeginPath();		
	dc.SetBkMode(TRANSPARENT);		
	CFont * pOldFont;
	pOldFont = dc.SelectObject( &mFont );
	dc.TextOut(0, 0, "◎◎");	
	dc.EndPath();
	m_wndRgn =::PathToRegion(dc);
	this->SetWindowRgn(m_wndRgn, TRUE);		
	dc.SelectObject(pOldFont );
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

UINT CExampleDlg::OnNcHitTest(CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	UINT nHitTest = CDialog::OnNcHitTest(point) ; 
	return (nHitTest==HTCLIENT)?HTCAPTION:nHitTest; 
}