界面编程

开发平台：
Visual C++

AVIButton.cpp：源码内容
							// AVIButton.cpp : implementation file
//
#include "stdafx.h"
#include "AVIButonDemo.h"
#include "AVIButton.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CAVIButton
CAVIButton::CAVIButton()
{
this->aviResource=0;
}
CAVIButton::~CAVIButton()
{
}
BEGIN_MESSAGE_MAP(CAVIButton, CButton)
	//{{AFX_MSG_MAP(CAVIButton)
	ON_CONTROL_REFLECT(BN_CLICKED, OnClicked)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
//
BOOL CAVIButton::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;
}
void CAVIButton::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
{
    	// TODO: Add your code to draw the specified item
	CRect rect;
    GetClientRect(rect);
	//如果m_AnimateCtrl还没有建立
	if (!::IsWindow(m_AnimateCtrl))
    {
	 //将按钮做为m_AnimateCtrl的父窗口	
       m_AnimateCtrl.Create(WS_CHILD |WS_VISIBLE,rect,this,0);
       m_AnimateCtrl.Open(this->aviResource);
       m_AnimateCtrl.GetClientRect(rect);
	//将按钮大小设置成和m_AnimateCtrl一致
	    SetWindowPos(NULL, -1, -1, rect.Width()+4, rect.Height()+4,
		SWP_NOMOVE|SWP_NOZORDER|SWP_NOREDRAW|SWP_NOACTIVATE);
       rect.OffsetRect(2,2);
        //开始播放
       m_AnimateCtrl.MoveWindow(rect); 
       m_AnimateCtrl.Play(0,-1,-1);
    }
	
	//进行按钮本身的绘制
	CDC* pDC = CDC::FromHandle(lpDrawItemStruct->hDC);
	UINT nState = lpDrawItemStruct->itemState;
    CRect buttonRect;
    GetClientRect(buttonRect);
  	if (IsWindowEnabled())
		nState &= ~ODS_DISABLED;
	else
		nState |= ODS_DISABLED;
    COLORREF upCol,downCol,Frame;
    //边框色
	Frame=RGB(0,0,0);
    BOOL IsPressed = FALSE;
	//如果按钮已经被按下
	if ((nState & ODS_SELECTED) == ODS_SELECTED)
	{
		
        upCol=RGB(0,0,0);
        Frame=RGB(128,128,128);
        downCol=RGB(0,0,0);
        IsPressed = 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 );
	//分别绘制按钮边框(立体)
    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, Frame)) 
        pOldPen = pDC->SelectObject( &pen1 );
    if (IsPressed)
    {
        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);
    }
    //恢复DC设置
	if (pen1Created) pen1.DeleteObject();
        pen1Created = FALSE;
    if (pOldPen != NULL) 
		pDC->SelectObject( pOldPen );
     
}
 
void CAVIButton::OnClicked() 
{
AfxMessageBox("测试信息");	
}
//设置AVI的ID值
void CAVIButton::SetAVIResource(DWORD resource)
{
this->aviResource=resource;
 
}

						