一个简单MFC入门程序

#include "Stdafx.h" #include "Hello.h" #include "Resource.h" CMyWinApp theApp; // application object //--------------------------------------------------------------- // CMyWinApp's member //--------------------------------------------------------------- BOOL CMyWinApp::InitInstance() { m_pMainWnd = new CMyFrameWnd(); m_pMainWnd->ShowWindow(m_nCmdShow); m_pMainWnd->UpdateWindow(); return TRUE; } //--------------------------------------------------------------- // CMyFrameWnd's member //--------------------------------------------------------------- CMyFrameWnd::CMyFrameWnd() { //Create(NULL, _T("Hello MFC"), WS_OVERLAPPEDWINDOW, rectDefault,NULL, _T("MainMenu")); // "MainMenu" 定义于 RC 档 //Create(NULL, _T("Hello MFC"), WS_OVERLAPPEDWINDOW, rectDefault,NULL,_T("IDR_MENU1")); Create(NULL, _T("Hello MFC"), WS_OVERLAPPEDWINDOW, rectDefault,NULL,MAKEINTRESOURCE(IDR_MENU1)); ///MAKEINTRESOURCE(ID) } //--------------------------------------------------------------- BEGIN_MESSAGE_MAP(CMyFrameWnd, CFrameWnd) ON_COMMAND(ID_ABOUT_ABOUT, OnAbout) ON_WM_PAINT() END_MESSAGE_MAP() //--------------------------------------------------- void CMyFrameWnd::OnPaint() { CPaintDC dc(this); CRect rect; GetClientRect(rect); dc.SetTextAlign(TA_BOTTOM | TA_CENTER); ::LineDDA(rect.right/2, 0, rect.right/2, rect.bottom/2, (LINEDDAPROC) LineDDACallback, (LPARAM) (LPVOID) &dc); } //--------------------------------------------------------------- VOID CALLBACK CMyFrameWnd::LineDDACallback(int x, int y, LPARAM lpdc) { static char szText[] = "Hello, MFC"; ((CDC*)lpdc)->TextOut(x, y, _T("Hello, MFC"), sizeof(szText)-1); for(int i=1; i<100000; i++); // } //--------------------------------------------------------------- void CMyFrameWnd::OnAbout() { CDialog about(MAKEINTRESOURCE(IDD_DIALOG1), this); // int ret=about.DoModal(); if(IDOK==ret) { AfxMessageBox(_T("Error Creating Dialog Object")); } }