//ProgressDialog.hclass CProgressDialog : public CDialog{// Constructionpublic:CProgressDialog(LPCSTR caption, BOOLenableCancel=TRUE, CWnd* pParent = NULL);// standard constructorvirtual ～CProgressDialog(void);// Dialog Data//{{AFX_DATA(CProgressDialog)enum { IDD = IDD_PROGRESS_DIALOG };CStaticm_MessageStatic; //进程条标题CButton m_CancelButton; //中止按钮控键CProgressCtrlm_ProgressCtrl;//}}AFX_DATACString m_Caption; //对话框标题BOOL m_EnableCancel; //中止按钮显示开关BOOL m_IsCancel; //中止按钮是否按下开关HANDLE m_Thread; //线程句柄static DWORD WINAPI ThreadProc(CProgressDialog* dlg); //静态线程void SetProgress(int percent) //设置进程位置{ m_ProgressCtrl.SetPos(percent);}void SetMessage(LPCSTR msg) //设置进程条标题{ m_MessageStatic.SetWindowText(msg);}BOOL IsCancel(void){ return m_IsCancel;}virtual DWORD ProgressProc()=0;//线程过程纯虚函数// Overrides// ClassWizard generated virtual function overrides//{{AFX_VIRTUAL(CProgressDialog)protected:virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support//}}AFX_VIRTUAL// Implementationprotected:// Generated message map functions//{{AFX_MSG(CProgressDialog)virtual BOOL OnInitDialog();virtual void OnCancel();virtual void OnOK();//}}AFX_MSGDECLARE_MESSAGE_MAP()};class CMyProgressDialog:public CProgressDialog {public:CMyProgressDialog(LPCSTR caption):CProgressDialog(caption) {}virtual DWORD ProgressProc(); //继承过程};// ProgressDialog.cpp#include "stdafx.h"#include "ProgressTest.h"#include "ProgressDialog.h"#ifdef _DEBUG#define new DEBUG_NEW#undef THIS_FILEstatic char THIS_FILE[] = __FILE__;#endifCProgressDialog::CProgressDialog(LPCSTR caption, BOOL enableCancel, CWnd* pParent /*=NULL*/) :CDialog(CProgressDialog::IDD, pParent){//{{AFX_DATA_INIT(CProgressDialog)m_Caption=caption;m_EnableCancel=enableCancel;m_IsCancel=FALSE;m_Thread=NULL;//}}AFX_DATA_INIT}CProgressDialog::～CProgressDialog(void){if (m_Thread) {CloseHandle(m_Thread);}}voidCProgressDialog::DoDataExchange(CDataExchange* pDX){CDialog::DoDataExchange(pDX);//{{AFX_DATA_MAP(CProgressDialog)DDX_Control (pDX IDC_MESSAGE_STATIC, m_MessageStatic);DDX_Control(pDX, IDCANCEL, m_CancelButton);DDX_Control(pDX, IDC_PROGRESS, m_ProgressCtrl);//}}AFX_DATA_MAP}BEGIN_MESSAGE_MAP(CProgressDialog, CDialog)//{{AFX_MSG_MAP(CProgressDialog)//}}AFX_MSG_MAPEND_MESSAGE_MAP()// CProgressDialog message handlersBOOL CProgressDialog::OnInitDialog(){CDialog::OnInitDialog();// TODO: Add extra initialization herem_ProgressCtrl.SetRange(0, 100);m_ProgressCtrl.SetPos(0);SetWindowText(m_Caption);if (!m_EnableCancel) {m_CancelButton.ShowWindow(SW_HIDE);}DWORD threadID;m_Thread=CreateThread(NULL, 0,(LPTHREAD_START_ROUTINE)CProgressDialog::ThreadProc,(LPVOID)this,0,&threadID);return TRUE; // return TRUE unless you set the focus to a control // EXCEPTION: OCX Property Pages should returnFALSE}DWORD WINAPICProgressDialog::ThreadProc(CProgressDialog* dlg){DWORD ret=dlg->ProgressProc();dlg->PostMessage(WM_COMMAND, IDOK);return ret;}void CProgressDialog::OnCancel(){// TODO: Add extra cleanup hereif (m_EnableCancel) m_IsCancel=TRUE;}void CProgressDialog::OnOK(){// TODO: Add extra validation hereWaitForSingleObject(m_Thread, INFINITE);CDialog::OnOK();}DWORD CMyProgressDialog::ProgressProc(){SetMessage("Progress...");for (int i=0;i<100;i++) { if (IsCancel()) break;Sleep(100);SetProgress(i);}return 0;}
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