// ProgDlg.h : header file
// CG: This file was added by the Progress Dialog component
/////////////////////////////////////////////////////////////////////////////
// CProgressDlg dialog
#ifndef __PROGDLG_H__
#define __PROGDLG_H__
#include "resource.h" //LT
class CProgressDlg : public CDialog
{
// Construction / Destruction
public:
CProgressDlg(UINT nCaptionID = 0); // standard constructor
~CProgressDlg();
BOOL Create(CWnd *pParent=NULL);
// Progress Dialog manipulation
void SetStatus(LPCTSTR lpszMessage);
void SetRange(int nLower,int nUpper);
int SetStep(int nStep);
int SetPos(int nPos);
int OffsetPos(int nPos);
int StepIt();
// Dialog Data
//{{AFX_DATA(CProgressDlg)
enum { IDD = CG_IDD_PROGRESS };
CAnimateCtrl m_Trans_AnimateCtrl;
CProgressCtrl m_Progress;
//}}AFX_DATA
// Overrides
// ClassWizard generated virtual function overrides
//{{AFX_VIRTUAL(CProgressDlg)
public:
virtual BOOL DestroyWindow();
protected:
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support
//}}AFX_VIRTUAL
// Implementation
protected:
UINT m_nCaptionID;
int m_nLower;
int m_nUpper;
int m_nStep;
BOOL m_bParentDisabled;
void ReEnableParent();
virtual void OnCancel();
virtual void OnOK() {};
void UpdatePercent(int nCurrent);
void PumpMessages();
// Generated message map functions
//{{AFX_MSG(CProgressDlg)
virtual BOOL OnInitDialog();
//}}AFX_MSG
DECLARE_MESSAGE_MAP()
};
#endif // __PROGDLG_H__
// ProgDlg.cpp : implementation file
// CG: This file was added by the Progress Dialog component
#include "stdafx.h"
#include "resource.h"
#include "ProgDlg.h"
#ifdef _DEBUG
#undef THIS_FILE
static char BASED_CODE THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CProgressDlg dialog
CProgressDlg::CProgressDlg(UINT nCaptionID)
{
m_nCaptionID = CG_IDS_PROGRESS_CAPTION;
if (nCaptionID != 0)
m_nCaptionID = nCaptionID;
m_nLower=0;
m_nUpper=100;
m_nStep=10;
//{{AFX_DATA_INIT(CProgressDlg)
// NOTE: the ClassWizard will add member initialization here
//}}AFX_DATA_INIT
m_bParentDisabled = FALSE;
}
CProgressDlg::~CProgressDlg()
{
if(m_hWnd!=NULL)
DestroyWindow();
}
BOOL CProgressDlg::DestroyWindow()
{
ReEnableParent();
return CDialog::DestroyWindow();
}
void CProgressDlg::ReEnableParent()
{
if(m_bParentDisabled && (m_pParentWnd!=NULL))
m_pParentWnd->EnableWindow(TRUE);
m_bParentDisabled=FALSE;
}
BOOL CProgressDlg::Create(CWnd *pParent)
{
// Get the true parent of the dialog
m_pParentWnd = CWnd::GetSafeOwner(pParent);
// m_bParentDisabled is used to re-enable the parent window
// when the dialog is destroyed. So we don't want to set
// it to TRUE unless the parent was already enabled.
if((m_pParentWnd!=NULL) && m_pParentWnd->IsWindowEnabled())
{
m_pParentWnd->EnableWindow(FALSE);
m_bParentDisabled = TRUE;
}
if(!CDialog::Create(CProgressDlg::IDD,pParent))
{
ReEnableParent();
return FALSE;
}
return TRUE;
}
void CProgressDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CProgressDlg)
DDX_Control(pDX, IDC_TRANS_ANIMATE, m_Trans_AnimateCtrl);
DDX_Control(pDX, CG_IDC_PROGDLG_PROGRESS, m_Progress);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CProgressDlg, CDialog)
//{{AFX_MSG_MAP(CProgressDlg)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
void CProgressDlg::SetStatus(LPCTSTR lpszMessage)
{
ASSERT(m_hWnd); // Don't call this _before_ the dialog has
// been created. Can be called from OnInitDialog
CWnd *pWndStatus = GetDlgItem(CG_IDC_PROGDLG_STATUS);
// Verify that the static text control exists
ASSERT(pWndStatus!=NULL);
pWndStatus->SetWindowText(lpszMessage);
}
void CProgressDlg::OnCancel()
{
}
void CProgressDlg::SetRange(int nLower,int nUpper)
{
m_nLower = nLower;
m_nUpper = nUpper;
m_Progress.SetRange((short)nLower,(short)nUpper);
}
int CProgressDlg::SetPos(int nPos)
{
PumpMessages();
int iResult = m_Progress.SetPos(nPos);
UpdatePercent(nPos);
return iResult;
}
int CProgressDlg::SetStep(int nStep)
{
m_nStep = nStep; // Store for later use in calculating percentage
return m_Progress.SetStep(nStep);
}
int CProgressDlg::OffsetPos(int nPos)
{
PumpMessages();
int iResult = m_Progress.OffsetPos(nPos);
UpdatePercent(iResult+nPos);
return iResult;
}
int CProgressDlg::StepIt()
{
PumpMessages();
int iResult = m_Progress.StepIt();
UpdatePercent(iResult+m_nStep);
return iResult;
}
void CProgressDlg::PumpMessages()
{
// Must call Create() before using the dialog
ASSERT(m_hWnd!=NULL);
MSG msg;
// Handle dialog messages
while(PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
{
if(!IsDialogMessage(&msg))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
}
void CProgressDlg::UpdatePercent(int nNewPos)
{
CWnd *pWndPercent = GetDlgItem(CG_IDC_PROGDLG_PERCENT);
int nPercent;
int nDivisor = m_nUpper - m_nLower;
ASSERT(nDivisor>0); // m_nLower should be smaller than m_nUpper
int nDividend = (nNewPos - m_nLower);
ASSERT(nDividend>=0); // Current position should be greater than m_nLower
nPercent = nDividend * 100 / nDivisor;
// Since the Progress Control wraps, we will wrap the percentage
// along with it. However, don't reset 100% back to 0%
if(nPercent!=100)
nPercent %= 100;
// Display the percentage
CString strBuf;
strBuf.Format(_T("%d%c"),nPercent,_T('%'));
CString strCur; // get current percentage
pWndPercent->GetWindowText(strCur);
if (strCur != strBuf)
pWndPercent->SetWindowText(strBuf);
}
/////////////////////////////////////////////////////////////////////////////
// CProgressDlg message handlers
BOOL CProgressDlg::OnInitDialog()
{
CDialog::OnInitDialog();
m_Progress.SetRange((short)m_nLower,(short)m_nUpper);
m_Progress.SetStep(m_nStep);
m_Progress.SetPos(m_nLower);
// CString strCaption;
// VERIFY(strCaption.LoadString(m_nCaptionID));
// SetWindowText(strCaption);
m_Trans_AnimateCtrl.Open("filemove.avi");
return TRUE;
}
调用方法:
在需要使用的文件中#include"ProgDlg.h"
CProgressDlg progressdlg;//定义变量
progressdlg.Create(NULL);//初始化
progressdlg.SetRange(0,200);//设定进度条起点和终点范围
progressdlg.SetPos(0);//设定进度条起点位置
progressdlg.SetStep(1);//设定进度条每步进度
progressdlg.SetStatus("提示信息");
progressdlg.StepIt();//进度条前进一步
progressdlg.SetWindowText("对话框标题");
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