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

BEGIN_MESSAGE_MAP(CExampleDlg, CDialog)
//{{AFX_MSG_MAP(CExampleDlg)
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
//}}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
	
	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() 
{
	CPaintDC dc(this); 
	TRIVERTEX        			vert [4] ;
	GRADIENT_TRIANGLE    	gTRi[2];
	vert[0].x       =  0;
	vert[0].y       =  0;
	vert[0].Red     =  0xff00;
	vert[0].Green   =  0xff00;
	vert[0].Blue    =  0xff00;
	vert[0].Alpha   =  0x0000;
	
	vert[1].x       =  300;
	vert[1].y       =  0;
	vert[1].Red     =  0xff00;
	vert[1].Green   =  0x0000;
	vert[1].Blue    =  0x0000;
	vert[1].Alpha   =  0x0000;
	
	vert[2].x       =  220;
	vert[2].y       =  150; 
	vert[2].Red     =  0x0000;
	vert[2].Green   =  0xff00;
	vert[2].Blue    =  0x0000;
	vert[2].Alpha   =  0x0000;
	
	vert[3].x       =  0;
	vert[3].y       =  100;
	vert[3].Red     =  0x0000;
	vert[3].Green   =  0x0000;
	vert[3].Blue    =  0xff00;
	vert[3].Alpha   =  0x0000;
	
	gTRi[0].Vertex1   = 0;
	gTRi[0].Vertex2   = 1;
	gTRi[0].Vertex3   = 2;
	
	gTRi[1].Vertex1   = 0;
	gTRi[1].Vertex2   = 2;
	gTRi[1].Vertex3   = 3;
	GradientFill(dc.GetSafeHdc(),vert,4,&gTRi,2,GRADIENT_FILL_TRIANGLE);
	
	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;
}