void CProgressDlg::OnButton1()
{
// TODO: Add your control notification handler code here
m_progress.SetRange(0,100);
m_progress.SetStep(10);
m_progress.SetPos(0);
int i=0;
while (i<9)
{
i++;
m_progress.StepIt();
Sleep(100);
}
}

//以下是CPP文件
// TextProgressCtrl.cpp : implementation file
//


#include "stdafx.h"
#include "TextProgressCtrl.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif


#ifndef _MEMDC_H_
//


class CMemDC : public CDC
{
public:

// constructor sets up the memory DC
CMemDC(CDC* pDC) : CDC()
{
ASSERT(pDC != NULL);

m_pDC = pDC;
m_pOldBitmap = NULL;
m_bMemDC = !pDC->IsPrinting();

if (m_bMemDC)// Create a Memory DC
{
pDC->GetClipBox(&m_rect);
CreateCompatibleDC(pDC);
m_bitmap.CreateCompatibleBitmap(pDC, m_rect.Width(), m_rect.Height());
m_pOldBitmap = SelectObject(&m_bitmap);
SetWindowOrg(m_rect.left, m_rect.top);
}
else// Make a copy of the relevent parts of the current DC for printing
{
m_bPrinting = pDC->m_bPrinting;
m_hDC= pDC->m_hDC;
m_hAttribDC = pDC->m_hAttribDC;
}
}
// Destructor copies the contents of the mem DC to the original DC
~CMemDC()
{
if (m_bMemDC)
{
// Copy the offscreen bitmap onto the screen.
m_pDC->BitBlt(m_rect.left, m_rect.top, m_rect.Width(), m_rect.Height(),
this, m_rect.left, m_rect.top, SRCCOPY);

//Swap back the original bitmap.
SelectObject(m_pOldBitmap);
} else {
// All we need to do is replace the DC with an illegal value,
// this keeps us from accidently deleting the handles associated with
// the CDC that was passed to the constructor.
m_hDC = m_hAttribDC = NULL;
}
}

// Allow usage as a pointer
CMemDC* operator->() {return this; }
// Allow usage as a pointer
operator CMemDC*() {return this; }

private:
CBitmapm_bitmap; // Offscreen bitmap
CBitmap* m_pOldBitmap; // bitmap originally found in CMemDC
CDC*m_pDC; // Saves CDC passed in constructor
CRectm_rect; // Rectangle of drawing area.
BOOLm_bMemDC; // TRUE if CDC really is a Memory DC.
};

#endif



/
// CTextProgressCtrl

CTextProgressCtrl::CTextProgressCtrl()
{
m_nPos= 0;
m_nStepSize= 1;
m_nMax= 100;
m_nMin= 0;
m_bShowText= TRUE;
m_strText.Empty();
m_colFore= ::GetSysColor(COLOR_HIGHLIGHT);
m_colBk= ::GetSysColor(COLOR_WINDOW);
m_colTextFore= ::GetSysColor(COLOR_HIGHLIGHT);
m_colTextBk= ::GetSysColor(COLOR_WINDOW);

m_nBarWidth = -1;
}

CTextProgressCtrl::~CTextProgressCtrl()
{
}

BEGIN_MESSAGE_MAP(CTextProgressCtrl, CProgressCtrl)
//{{AFX_MSG_MAP(CTextProgressCtrl)
ON_WM_ERASEBKGND()
ON_WM_PAINT()
ON_WM_SIZE()
//}}AFX_MSG_MAP
ON_MESSAGE(WM_SETTEXT, OnSetText)
ON_MESSAGE(WM_GETTEXT, OnGetText)
END_MESSAGE_MAP()

/
// CTextProgressCtrl message handlers

LRESULT CTextProgressCtrl::OnSetText(UINT, LPCTSTR szText)
{
LRESULT result = Default();

if ( (!szText && m_strText.GetLength()) ||
(szText && (m_strText != szText)))
{
m_strText = szText;
Invalidate();
}

return result;
}

LRESULT CTextProgressCtrl::OnGetText(UINT cchTextMax, LPTSTR szText)
{
if (!_tcsncpy(szText, m_strText, cchTextMax))
return 0;
else
return min(cchTextMax, (UINT) m_strText.GetLength());
}

BOOL CTextProgressCtrl::OnEraseBkgnd(CDC* /*pDC*/)
{
return TRUE;
}

void CTextProgressCtrl::OnSize(UINT nType, int cx, int cy)
{
CProgressCtrl::OnSize(nType, cx, cy);

m_nBarWidth= -1; // Force update if SetPos called
}

void CTextProgressCtrl::OnPaint()
{
if (m_nMin >= m_nMax)
return;

CRect LeftRect, RightRect, ClientRect;
GetClientRect(ClientRect);

double Fraction = (double)(m_nPos - m_nMin) / ((double)(m_nMax - m_nMin));

CPaintDC PaintDC(this); // device context for painting
CMemDC dc(&PaintDC);
//CPaintDC dc(this); // device context for painting (if not double buffering)

LeftRect = RightRect = ClientRect;

LeftRect.right = LeftRect.left + (int)((LeftRect.right - LeftRect.left)*Fraction);
dc.FillSolidRect(LeftRect, m_colFore);

RightRect.left = LeftRect.right;
dc.FillSolidRect(RightRect, m_colBk);

if (m_bShowText)
{
CString str;
if (m_strText.GetLength())
str = m_strText;
else
str.Format("剩余时间：%d秒", (int)(35-Fraction*35.0));

dc.SetBkMode(TRANSPARENT);

CRgn rgn;
rgn.CreateRectRgn(LeftRect.left, LeftRect.top, LeftRect.right, LeftRect.bottom);
dc.SelectClipRgn(&rgn);
dc.SetTextColor(m_colTextBk);

dc.DrawText(str, ClientRect, DT_CENTER | DT_VCENTER | DT_SINGLELINE);

rgn.DeleteObject();
rgn.CreateRectRgn(RightRect.left, RightRect.top, RightRect.right, RightRect.bottom);
dc.SelectClipRgn(&rgn);
dc.SetTextColor(m_colTextFore);

dc.DrawText(str, ClientRect, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
}
}

void CTextProgressCtrl::SetForeColour(COLORREF col)
{
m_colFore = col;
}

void CTextProgressCtrl::SetBkColour(COLORREF col)
{
m_colBk = col;
}

void CTextProgressCtrl::SetTextForeColour(COLORREF col)
{
m_colTextFore = col;
}

void CTextProgressCtrl::SetTextBkColour(COLORREF col)
{
m_colTextBk = col;
}

COLORREF CTextProgressCtrl::GetForeColour()
{
return m_colFore;
}

COLORREF CTextProgressCtrl::GetBkColour()
{
return m_colBk;
}

COLORREF CTextProgressCtrl::GetTextForeColour()
{
return m_colTextFore;
}

COLORREF CTextProgressCtrl::GetTextBkColour()
{
return m_colTextBk;
}
/
// CTextProgressCtrl message handlers

void CTextProgressCtrl::SetShowText(BOOL bShow)
{
if (::IsWindow(m_hWnd) && m_bShowText != bShow)
Invalidate();

m_bShowText = bShow;
}


void CTextProgressCtrl::SetRange(int nLower, int nUpper)
{
m_nMax = nUpper;
m_nMin = nLower;
}

int CTextProgressCtrl::SetPos(int nPos)
{
if (!::IsWindow(m_hWnd))
return -1;

int nOldPos = m_nPos;
m_nPos = nPos;

CRect rect;
GetClientRect(rect);

double Fraction = (double)(m_nPos - m_nMin) / ((double)(m_nMax - m_nMin));
int nBarWidth = (int) (Fraction * rect.Width());

if (nBarWidth != m_nBarWidth)
{
m_nBarWidth = nBarWidth;
RedrawWindow();
}

return nOldPos;
}

int CTextProgressCtrl::StepIt()
{
return SetPos(m_nPos + m_nStepSize);
}

int CTextProgressCtrl::OffsetPos(int nPos)
{
return SetPos(m_nPos + nPos);
}

int CTextProgressCtrl::SetStep(int nStep)
{
int nOldStep = nStep;
m_nStepSize = nStep;
return nOldStep;
}
//以下是CPP文件
// TextProgressCtrl.cpp : implementation file
//


#include "stdafx.h"
#include "TextProgressCtrl.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif


#ifndef _MEMDC_H_
//


class CMemDC : public CDC
{
public:

// constructor sets up the memory DC
CMemDC(CDC* pDC) : CDC()
{
ASSERT(pDC != NULL);

m_pDC = pDC;
m_pOldBitmap = NULL;
m_bMemDC = !pDC->IsPrinting();

if (m_bMemDC)// Create a Memory DC
{
pDC->GetClipBox(&m_rect);
CreateCompatibleDC(pDC);
m_bitmap.CreateCompatibleBitmap(pDC, m_rect.Width(), m_rect.Height());
m_pOldBitmap = SelectObject(&m_bitmap);
SetWindowOrg(m_rect.left, m_rect.top);
}
else// Make a copy of the relevent parts of the current DC for printing
{
m_bPrinting = pDC->m_bPrinting;
m_hDC= pDC->m_hDC;
m_hAttribDC = pDC->m_hAttribDC;
}
}
// Destructor copies the contents of the mem DC to the original DC
~CMemDC()
{
if (m_bMemDC)
{
// Copy the offscreen bitmap onto the screen.
m_pDC->BitBlt(m_rect.left, m_rect.top, m_rect.Width(), m_rect.Height(),
this, m_rect.left, m_rect.top, SRCCOPY);

//Swap back the original bitmap.
SelectObject(m_pOldBitmap);
} else {
// All we need to do is replace the DC with an illegal value,
// this keeps us from accidently deleting the handles associated with
// the CDC that was passed to the constructor.
m_hDC = m_hAttribDC = NULL;
}
}

// Allow usage as a pointer
CMemDC* operator->() {return this; }
// Allow usage as a pointer
operator CMemDC*() {return this; }

private:
CBitmapm_bitmap; // Offscreen bitmap
CBitmap* m_pOldBitmap; // bitmap originally found in CMemDC
CDC*m_pDC; // Saves CDC passed in constructor
CRectm_rect; // Rectangle of drawing area.
BOOLm_bMemDC; // TRUE if CDC really is a Memory DC.
};

#endif



/
// CTextProgressCtrl

CTextProgressCtrl::CTextProgressCtrl()
{
m_nPos= 0;
m_nStepSize= 1;
m_nMax= 100;
m_nMin= 0;
m_bShowText= TRUE;
m_strText.Empty();
m_colFore= ::GetSysColor(COLOR_HIGHLIGHT);
m_colBk= ::GetSysColor(COLOR_WINDOW);
m_colTextFore= ::GetSysColor(COLOR_HIGHLIGHT);
m_colTextBk= ::GetSysColor(COLOR_WINDOW);

m_nBarWidth = -1;
}

CTextProgressCtrl::~CTextProgressCtrl()
{
}

BEGIN_MESSAGE_MAP(CTextProgressCtrl, CProgressCtrl)
//{{AFX_MSG_MAP(CTextProgressCtrl)
ON_WM_ERASEBKGND()
ON_WM_PAINT()
ON_WM_SIZE()
//}}AFX_MSG_MAP
ON_MESSAGE(WM_SETTEXT, OnSetText)
ON_MESSAGE(WM_GETTEXT, OnGetText)
END_MESSAGE_MAP()

/
// CTextProgressCtrl message handlers

LRESULT CTextProgressCtrl::OnSetText(UINT, LPCTSTR szText)
{
LRESULT result = Default();

if ( (!szText && m_strText.GetLength()) ||
(szText && (m_strText != szText)))
{
m_strText = szText;
Invalidate();
}

return result;
}

LRESULT CTextProgressCtrl::OnGetText(UINT cchTextMax, LPTSTR szText)
{
if (!_tcsncpy(szText, m_strText, cchTextMax))
return 0;
else
return min(cchTextMax, (UINT) m_strText.GetLength());
}

BOOL CTextProgressCtrl::OnEraseBkgnd(CDC* /*pDC*/)
{
return TRUE;
}

void CTextProgressCtrl::OnSize(UINT nType, int cx, int cy)
{
CProgressCtrl::OnSize(nType, cx, cy);

m_nBarWidth= -1; // Force update if SetPos called
}

void CTextProgressCtrl::OnPaint()
{
if (m_nMin >= m_nMax)
return;

CRect LeftRect, RightRect, ClientRect;
GetClientRect(ClientRect);

double Fraction = (double)(m_nPos - m_nMin) / ((double)(m_nMax - m_nMin));

CPaintDC PaintDC(this); // device context for painting
CMemDC dc(&PaintDC);
//CPaintDC dc(this); // device context for painting (if not double buffering)

LeftRect = RightRect = ClientRect;

LeftRect.right = LeftRect.left + (int)((LeftRect.right - LeftRect.left)*Fraction);
dc.FillSolidRect(LeftRect, m_colFore);

RightRect.left = LeftRect.right;
dc.FillSolidRect(RightRect, m_colBk);

if (m_bShowText)
{
CString str;
if (m_strText.GetLength())
str = m_strText;
else
str.Format("剩余时间：%d秒", (int)(35-Fraction*35.0));

dc.SetBkMode(TRANSPARENT);

CRgn rgn;
rgn.CreateRectRgn(LeftRect.left, LeftRect.top, LeftRect.right, LeftRect.bottom);
dc.SelectClipRgn(&rgn);
dc.SetTextColor(m_colTextBk);

dc.DrawText(str, ClientRect, DT_CENTER | DT_VCENTER | DT_SINGLELINE);

rgn.DeleteObject();
rgn.CreateRectRgn(RightRect.left, RightRect.top, RightRect.right, RightRect.bottom);
dc.SelectClipRgn(&rgn);
dc.SetTextColor(m_colTextFore);

dc.DrawText(str, ClientRect, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
}
}

void CTextProgressCtrl::SetForeColour(COLORREF col)
{
m_colFore = col;
}

void CTextProgressCtrl::SetBkColour(COLORREF col)
{
m_colBk = col;
}

void CTextProgressCtrl::SetTextForeColour(COLORREF col)
{
m_colTextFore = col;
}

void CTextProgressCtrl::SetTextBkColour(COLORREF col)
{
m_colTextBk = col;
}

COLORREF CTextProgressCtrl::GetForeColour()
{
return m_colFore;
}

COLORREF CTextProgressCtrl::GetBkColour()
{
return m_colBk;
}

COLORREF CTextProgressCtrl::GetTextForeColour()
{
return m_colTextFore;
}

COLORREF CTextProgressCtrl::GetTextBkColour()
{
return m_colTextBk;
}
/
// CTextProgressCtrl message handlers

void CTextProgressCtrl::SetShowText(BOOL bShow)
{
if (::IsWindow(m_hWnd) && m_bShowText != bShow)
Invalidate();

m_bShowText = bShow;
}


void CTextProgressCtrl::SetRange(int nLower, int nUpper)
{
m_nMax = nUpper;
m_nMin = nLower;
}

int CTextProgressCtrl::SetPos(int nPos)
{
if (!::IsWindow(m_hWnd))
return -1;

int nOldPos = m_nPos;
m_nPos = nPos;

CRect rect;
GetClientRect(rect);

double Fraction = (double)(m_nPos - m_nMin) / ((double)(m_nMax - m_nMin));
int nBarWidth = (int) (Fraction * rect.Width());

if (nBarWidth != m_nBarWidth)
{
m_nBarWidth = nBarWidth;
RedrawWindow();
}

return nOldPos;
}

int CTextProgressCtrl::StepIt()
{
return SetPos(m_nPos + m_nStepSize);
}

int CTextProgressCtrl::OffsetPos(int nPos)
{
return SetPos(m_nPos + nPos);
}

int CTextProgressCtrl::SetStep(int nStep)
{
int nOldStep = nStep;
m_nStepSize = nStep;
return nOldStep;
}



【constructor|自己用---关于进度条倒计时问题。】
.h
public:
intSetPos(int nPos);
intStepIt();
voidSetRange(int nLower, int nUpper);
intOffsetPos(int nPos);
intSetStep(int nStep);
voidSetForeColour(COLORREF col);
voidSetBkColour(COLORREF col);
voidSetTextForeColour(COLORREF col);
voidSetTextBkColour(COLORREF col);
COLORREFGetForeColour();
COLORREFGetBkColour();
COLORREFGetTextForeColour();
COLORREFGetTextBkColour();

voidSetShowText(BOOL bShow);

// Overrides
// ClassWizard generated virtual function overrides
//{{AFX_VIRTUAL(CTextProgressCtrl)
//}}AFX_VIRTUAL

// Implementation
public:
virtual ~CTextProgressCtrl();

// Generated message map functions
protected:
intm_nPos,
m_nStepSize,
m_nMax,
m_nMin;
CStringm_strText;
BOOLm_bShowText;
intm_nBarWidth;
COLORREFm_colFore,
m_colBk,
m_colTextFore,
m_colTextBk;

//{{AFX_MSG(CTextProgressCtrl)
afx_msg BOOL OnEraseBkgnd(CDC* pDC);
afx_msg void OnPaint();
afx_msg void OnSize(UINT nType, int cx, int cy);
//}}AFX_MSG
afx_msg LRESULT OnSetText(UINT, LPCTSTR szText);
afx_msg LRESULT OnGetText(UINT cchTextMax, LPTSTR szText);

DECLARE_MESSAGE_MAP()
};



.cpp

1. BOOL CKOBEDlg::OnInitDialog()
2. {
3. CDialog::OnInitDialog();
5. // Add "About..." menu item to system menu.
7. // IDM_ABOUTBOX must be in the system command range.
8. ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
9. ASSERT(IDM_ABOUTBOX < 0xF000);
11. CMenu* pSysMenu = GetSystemMenu(FALSE);
12. if (pSysMenu != NULL)
13. {
14. CString strAboutMenu;
15. strAboutMenu.LoadString(IDS_ABOUTBOX);
16. if (!strAboutMenu.IsEmpty())
17. {
18. pSysMenu->AppendMenu(MF_SEPARATOR);
19. pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
20. }
21. }
23. // Set the icon for this dialog.The framework does this automatically
24. //when the application's main window is not a dialog
25. SetIcon(m_hIcon, TRUE); // Set big icon
26. SetIcon(m_hIcon, FALSE); // Set small icon
27. m_progress.SetRange(0,35);
28. m_progress.SetPos(0);
29. m_progress.SetStep(1);
30. m_progress.SetForeColour(RGB(0,0,255));
31. m_progress.SetBkColour(RGB(0,0,0));
32. m_progress.SetTextForeColour(RGB(0,255,0));
34. //m_progress.SetRange(0,100);
35. //m_progress.SetPos(0);
36. //m_progress2.SetRange(0,100);
37. //m_progress2.SetPos(0);
38. // TODO: Add extra initialization here
39. SetTimer(1,1000,NULL);
40. return TRUE; // return TRUEunless you set the focus to a control
41. }
45. void CKOBEDlg::OnTimer(UINT nIDEvent)
46. {
47. // TODO: Add your message handler code here and/or call default
48. if (i<35)
49. {
50. i+=1;
51. m_progress.SetPos(i);
52. //m_progress2.SetPos(i);
53. }
55. CDialog::OnTimer(nIDEvent);
56. }

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