程序运行效果截图:

这个类(CAniButton)可以在按钮上显示AVI动画，站长整理后把它拿出来与大家分享！附带测试程序。这是程序运行后的界面！

#include "stdafx.h"
#include "AniButton.h"

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

/////////////////////////////////////////////////////////////////////////////
// CAniButton

CAniButton::CAniButton()
{
    m_nAniID = 0;
    m_bPlaying = FALSE;
}

CAniButton::~CAniButton()
{
}

BEGIN_MESSAGE_MAP(CAniButton, CButton)
 //{{AFX_MSG_MAP(CAniButton)
 ON_WM_MOUSEMOVE()
 //}}AFX_MSG_MAP
END_MESSAGE_MAP()

BOOL CAniButton::Create( LPCTSTR lpszCaption, DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID )
{
    BOOL m_bSucess = CButton::Create( lpszCaption,dwStyle,rect, pParentWnd, nID );
    return m_bSucess;
}

/////////////////////////////////////////////////////////////////////////////
// CAniButton message handlers

void CAniButton::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
{
    CRect rect;
    GetClientRect(rect);

    if (!::IsWindow(m_AnimateCtrl))
    {
       m_AnimateCtrl.Create(WS_CHILD |WS_VISIBLE,rect,this,0);
       m_AnimateCtrl.Open(m_nAniID);
       m_AnimateCtrl.GetClientRect(rect);

       VERIFY(SetWindowPos(NULL, -1, -1, rect.Width()+4, rect.Height()+4,
  SWP_NOMOVE|SWP_NOZORDER|SWP_NOREDRAW|SWP_NOACTIVATE));

       rect.OffsetRect(2,2);
      
       m_AnimateCtrl.MoveWindow(rect);
       //m_AnimateCtrl.Play(0,-1,1);
    }

    CDC* pDC = CDC::FromHandle(lpDrawItemStruct->hDC);
 UINT nState = lpDrawItemStruct->itemState;
    CRect buttonRect;
    GetClientRect(buttonRect);

   if (IsWindowEnabled())
  nState &= ~ODS_DISABLED;
 else
  nState |= ODS_DISABLED;

    DrawButton(pDC, nState, buttonRect);
}

void CAniButton::LoadAVI(UINT nAniID)
{
    m_nAniID =nAniID;
}

//Draw the button borders
void CAniButton::DrawButton(CDC* pDC, UINT nState, CRect rect)
{
    COLORREF upCol,downCol,edgeCol;
    edgeCol=RGB(0,0,0);
    BOOL bRevers = FALSE;

 if ((nState & ODS_SELECTED) == ODS_SELECTED)
 {
  //  Pressed
        upCol=RGB(0,0,0);
        edgeCol=RGB(128,128,128);
        downCol=RGB(0,0,0);
        bRevers = TRUE;

    }
 else if ((nState & ODS_DISABLED) == ODS_DISABLED)
 {
  // Disabled// in the future maybe
 }
 else
    {   // Normal
        upCol=RGB(255,255,255);
        downCol=RGB(128,128,128);
 }

    CPen* pOldPen = NULL;

    BOOL pen1Created;
    CPen pen1;
    BOOL pen2Created;
    CPen pen2;

    if (pen1Created = pen1.CreatePen(PS_SOLID, 1, upCol)) 
        pOldPen = pDC->SelectObject( &pen1 );

    pDC->MoveTo(1,rect.Height()-1);
    pDC->LineTo(1,1);                                                            
    pDC->LineTo(rect.Width()-1,1);
    pDC->MoveTo(0,rect.Height()-1);
    pDC->LineTo(0,0);                                                            
    pDC->LineTo(rect.Width()-1,0);

    if (pen2Created = pen2.CreatePen(PS_SOLID, 1, downCol)) 
    {
        pDC->SelectObject( &pen2 );
    }
   
    if (pen1Created) pen1.DeleteObject();
        pen1Created = FALSE;

    pDC->MoveTo(rect.Width()-1,0);
    pDC->LineTo(rect.Width()-1,rect.Height()-1);
    pDC->LineTo(0,rect.Height()-1);
    pDC->MoveTo(rect.Width()-2,1);
    pDC->LineTo(rect.Width()-2,rect.Height()-2);
    pDC->LineTo(0,rect.Height()-2);

    if (pen2Created) pen2.DeleteObject();
        pen2Created = FALSE;

    if (pen1Created = pen1.CreatePen(PS_SOLID, 1, edgeCol))
        pOldPen = pDC->SelectObject( &pen1 );

    if (bRevers)
    {
        pDC->MoveTo(1,rect.Height()-2);
        pDC->LineTo(1,1);                                                            
        pDC->LineTo(rect.Width()-2,1);
    }
    else
    {
        pDC->MoveTo(rect.Width()-1,0);
        pDC->LineTo(rect.Width()-1,rect.Height()-1);
        pDC->LineTo(-1,rect.Height()-1);
    }

    if (pen1Created) pen1.DeleteObject();
        pen1Created = FALSE;

    if (pOldPen != NULL) pDC->SelectObject( pOldPen );

}

void CAniButton::OnMouseMove(UINT nFlags, CPoint point)
{

    ClientToScreen(&point);
 CRect rcWindow;
 GetWindowRect(rcWindow);
 BOOL bNewMouseOverButton = rcWindow.PtInRect(point);

    unsigned long nROnly = ES_READONLY;

    BOOL bTest = (GetStyle() &  nROnly) != nROnly;

 if (bNewMouseOverButton && IsWindowEnabled() && bTest)
    {
        if (::IsWindow(m_AnimateCtrl) && !m_bPlaying)
        {
            m_AnimateCtrl.Play(0,-1,1);
            m_bPlaying = TRUE;
            SetCapture();
        }
    }
    else
    {
        m_bPlaying = FALSE;
        ReleaseCapture();
    }
 CButton::OnMouseMove(nFlags, point);
}

BOOL CAvibtntestApp::InitInstance()
{
 AfxEnableControlContainer();

 // Standard initialization
 // If you are not using these features and wish to reduce the size
 //  of your final executable, you should remove from the following
 //  the specific initialization routines you do not need.

#ifdef _AFXDLL
 Enable3dControls();   // Call this when using MFC in a shared DLL
#else
 Enable3dControlsStatic(); // Call this when linking to MFC statically
#endif

 CAvibtntestDlg dlg;
 m_pMainWnd = &dlg;
 int nResponse = dlg.DoModal();
 if (nResponse == IDOK)
 {
  // TODO: Place code here to handle when the dialog is
  //  dismissed with OK
 }
 else if (nResponse == IDCANCEL)
 {
  // TODO: Place code here to handle when the dialog is
  //  dismissed with Cancel
 }

 // Since the dialog has been closed, return FALSE so that we exit the
 //  application, rather than start the application's message pump.
 return FALSE;
}