www.gusucode.com > VC++ 带进度条的文件拷贝源码程序 > VC++ 带进度条的文件拷贝源码程序/code/ManyDlg.cpp
// ManyDlg.cpp : implementation file // Download by http://www.NewXing.com #include "stdafx.h" #include "Many.h" #include "ManyDlg.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif ///////////////////////////////////////////////////////////////////////////// // CAboutDlg dialog used for App About CEvent m_begin; //启动线程事件 CEvent m_end; //终止线程事件 int m_count; //计数变量 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() ///////////////////////////////////////////////////////////////////////////// // CManyDlg dialog CManyDlg::CManyDlg(CWnd* pParent /*=NULL*/) : CDialog(CManyDlg::IDD, pParent) { //{{AFX_DATA_INIT(CManyDlg) // 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 CManyDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CManyDlg) DDX_Control(pDX, IDC_PROGRESS, m_progress); DDX_Control(pDX, IDC_ANIMATE, m_animate); //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CManyDlg, CDialog) //{{AFX_MSG_MAP(CManyDlg) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_BN_CLICKED(IDC_START, OnStart) ON_BN_CLICKED(IDC_STOP, OnStop) ON_WM_TIMER() //}}AFX_MSG_MAP ON_MESSAGE(WM_FINISHED,OnFinished) END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CManyDlg message handlers BOOL CManyDlg::OnInitDialog() { CDialog::OnInitDialog(); m_animate.Open("Filecopy.avi");//打开AVI文件 m_count=0; //初始化计数变量 m_progress.SetPos(m_count); //设置进度条初始为位置 AfxBeginThread(CThreadProc,GetSafeHwnd()); //启动一个线程 // 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 return TRUE; // return TRUE unless you set the focus to a control } void CManyDlg::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 CManyDlg::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 CManyDlg::OnQueryDragIcon() { return (HCURSOR) m_hIcon; } void CManyDlg::OnStart() { SetTimer(1,100,NULL); //启动记时器 GetDlgItem(IDC_START)->EnableWindow(FALSE); //禁用开始按钮 m_begin.SetEvent(); //设置开始事件信号 m_animate.Play(0,-1,-1); //开始播放AVI } void CManyDlg::OnStop() { if(m_count==0) { m_begin.SetEvent(); } m_end.SetEvent(); //设置停止事件信号 } UINT CThreadProc(LPVOID pParam) { volatile int nNum; //调用等待启动事件,如果没有启动事件信号将一直等待下去 ::WaitForSingleObject(m_begin,INFINITE); //开始计数 for(m_count=0;m_count<10000;m_count++) { for(nNum=0;nNum<10000;nNum++) { } //调用等待停止事件,由于超时值为0,所以只进行简单的判别作用 if(::WaitForSingleObject(m_end,0)==WAIT_OBJECT_0) break; } //告诉主窗口线程已经结束 ::PostMessage((HWND)pParam,WM_FINISHED,0,0); m_count=0; return 0; } void CManyDlg::OnTimer(UINT nIDEvent) { //设置进度条位置显示计数进度 m_progress.SetPos(m_count*100/10000); CDialog::OnTimer(nIDEvent); } LRESULT CManyDlg::OnFinished(WPARAM wParam,LPARAM lParam) { CManyDlg::OnOK(); //结束对话框应用程序 m_animate.Stop(); //停止播放AVI return 0; }