MultiThreadDlg.cpp
上传用户:xsxdsb
上传日期:2009-12-14
资源大小:672k
文件大小:6k
- // MultiThreadDlg.cpp : implementation file
- //
- #include "stdafx.h"
- #include "MultiThread.h"
- #include "MultiThreadDlg.h"
- #ifdef _DEBUG
- #define new DEBUG_NEW
- #undef THIS_FILE
- static char THIS_FILE[] = __FILE__;
- #endif
- /////////////////////////////////////////////////////////////////////////////
- // CAboutDlg dialog used for App About
- typedef struct ThreadData
- {
- CMultiThreadDlg* pDlg;
- int nIndex;
- }THREADDATA;
- UINT WorkThreadProc(LPVOID lParam);
- 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()
- /////////////////////////////////////////////////////////////////////////////
- // CMultiThreadDlg dialog
- CMultiThreadDlg::CMultiThreadDlg(CWnd* pParent /*=NULL*/)
- : CDialog(CMultiThreadDlg::IDD, pParent)
- {
- //{{AFX_DATA_INIT(CMultiThreadDlg)
- // 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 CMultiThreadDlg::DoDataExchange(CDataExchange* pDX)
- {
- CDialog::DoDataExchange(pDX);
- //{{AFX_DATA_MAP(CMultiThreadDlg)
- DDX_Control(pDX, IDC_PROGRESS3, m_Progress3);
- DDX_Control(pDX, IDC_PROGRESS2, m_Progress2);
- DDX_Control(pDX, IDC_PROGRESS1, m_Progress1);
- //}}AFX_DATA_MAP
- }
- BEGIN_MESSAGE_MAP(CMultiThreadDlg, CDialog)
- //{{AFX_MSG_MAP(CMultiThreadDlg)
- ON_WM_SYSCOMMAND()
- ON_WM_PAINT()
- ON_WM_QUERYDRAGICON()
- ON_BN_CLICKED(IDC_START1, OnStart1)
- ON_BN_CLICKED(IDC_START2, OnStart2)
- ON_BN_CLICKED(IDC_START3, OnStart3)
- //}}AFX_MSG_MAP
- END_MESSAGE_MAP()
- /////////////////////////////////////////////////////////////////////////////
- // CMultiThreadDlg message handlers
- BOOL CMultiThreadDlg::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
- //初始化进度条
- m_Progress1.SetRange(0,10000);
- m_Progress2.SetRange(0,10000);
- m_Progress3.SetRange(0,10000);
- m_Progress1.SetPos(0);
- m_Progress2.SetPos(0);
- m_Progress3.SetPos(0);
- return TRUE; // return TRUE unless you set the focus to a control
- }
- void CMultiThreadDlg::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 CMultiThreadDlg::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 CMultiThreadDlg::OnQueryDragIcon()
- {
- return (HCURSOR) m_hIcon;
- }
- //开启第一个工作线程
- void CMultiThreadDlg::OnStart1()
- {
- THREADDATA* pData = new THREADDATA;
- //对应第一个进度条
- pData->nIndex = 1;
- pData->pDlg = this;
- AfxBeginThread(WorkThreadProc,pData);
- }
- //开启第一个工作线程
- void CMultiThreadDlg::OnStart2()
- {
- THREADDATA* pData = new THREADDATA;
- //对应第二个进度条
- pData->nIndex = 2;
- pData->pDlg = this;
- AfxBeginThread(WorkThreadProc,pData);
- }
- //开启第一个工作线程
- void CMultiThreadDlg::OnStart3()
- {
- THREADDATA* pData = new THREADDATA;
- //对应第三个进度条
- pData->nIndex = 3;
- pData->pDlg = this;
- AfxBeginThread(WorkThreadProc,pData);
- }
- //工作线程
- UINT WorkThreadProc(LPVOID lParam)
- {
- //参数错误,返回
- if(lParam == NULL)
- return -1;
- //转换参数
- THREADDATA* pData = (THREADDATA*)lParam;
- for(int i=0;i<10000000;i++)
- {
- if(i%100==0)
- {
- //是100的背数时发送消息,更新对应进度条。
- Sleep(1); //延缓时间
- ::SendMessage(pData->pDlg->m_hWnd,WM_UPDATEPOS,pData->nIndex,i/100);
- }
- }
- //清除内存
- delete pData;
- return 0;
- }
- LRESULT CMultiThreadDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
- {
- //响应自定义消息
- if(message == WM_UPDATEPOS)
- {
- int nPos = (int)lParam;
- switch(wParam)
- {
- case 1://对应第一个进度条
- m_Progress1.SetPos(nPos);
- break;
- case 2://对应第二个进度条
- m_Progress2.SetPos(nPos);
- break;
- case 3://对应第三个进度条
- m_Progress3.SetPos(nPos);
- break;
- }
- }
- return CDialog::WindowProc(message, wParam, lParam);
- }