编辑框等控件边框美化（继承CEdit，然后覆盖OnMouseLeave, OnSetFocus, OnPaint函数即可。原来的CEdit虽然代码不可见，但它也是有句柄的，照样随便画）

源码说明:美化能获取焦点控件的边框颜色,获取焦点后颜色不同(类似彗星小助手、QQ等软件),支持自定义颜色,支持单独设置各个控件颜色.
实现方法:子类化,在WM_NCPAINT、WM_PAINT等消息自己画出边框
开发环境:VS2005 MFC / 易语言
源码下载:http://download.csdn.net/detail/cometnet/5663673

// SkinEdit.cpp : 实现文件
//

#include "stdafx.h"
#include "SkinEdit.h"


// CSkinEdit

IMPLEMENT_DYNAMIC(CSkinEdit, CEdit)

CSkinEdit::CSkinEdit()
{
    m_bTracking=m_bHover=m_bFocus=FALSE;
    m_ClientBrush=::CreateSolidBrush(GetSysColor(COLOR_BTNFACE));
    m_hOrderBrush=::CreateSolidBrush(GetSysColor(COLOR_WINDOWFRAME));
    m_HotOrderBrush1=::CreateSolidBrush(0xFDC860);
    m_HotOrderBrush2=::CreateSolidBrush(0xE7AC49);
}

CSkinEdit::~CSkinEdit()
{
    DeleteObject(m_ClientBrush);
    DeleteObject(m_hOrderBrush);
    DeleteObject(m_HotOrderBrush1);
    DeleteObject(m_HotOrderBrush2);
}


BEGIN_MESSAGE_MAP(CSkinEdit, CEdit)
    ON_WM_NCPAINT()
    ON_MESSAGE(WM_MOUSELEAVE, OnMouseLeave)
    ON_MESSAGE(WM_MOUSEHOVER, OnMouseHover)
    ON_WM_MOUSEMOVE()
    ON_WM_SETFOCUS()
    ON_WM_KILLFOCUS()
END_MESSAGE_MAP()



// CSkinEdit 消息处理程序
void CSkinEdit::OnMouseMove(UINT nFlags, CPoint point)
{
    if (!m_bTracking)
    {
        TRACKMOUSEEVENT tme;
        tme.cbSize = sizeof(tme);
        tme.hwndTrack = m_hWnd;
        tme.dwFlags = TME_LEAVE | TME_HOVER;
        tme.dwHoverTime = 50;
        m_bTracking = (bool)_TrackMouseEvent(&tme);
    }

    CEdit::OnMouseMove(nFlags, point);
}
LRESULT CSkinEdit::OnMouseLeave(WPARAM wParam, LPARAM lParam)
{
    m_bTracking = FALSE;
    m_bHover=FALSE;
    DrawBorder();
    return 0;
}

LRESULT CSkinEdit::OnMouseHover(WPARAM wParam, LPARAM lParam)
{
    m_bHover=TRUE;
    DrawBorder();
    return 0;
}
void CSkinEdit::OnSetFocus(CWnd* pOldWnd)
{
    CEdit::OnSetFocus(pOldWnd);
    m_bFocus=TRUE;
    DrawBorder();
}

void CSkinEdit::OnKillFocus(CWnd* pNewWnd)
{
    CEdit::OnKillFocus(pNewWnd);
    m_bFocus=FALSE;
    DrawBorder();
}
void CSkinEdit::OnNcPaint()
{
    CEdit::OnNcPaint();
    DrawBorder();
}
void CSkinEdit::OnPaint()
{
    CEdit::OnPaint();
    DrawBorder();
}

void CSkinEdit::DrawBorder()
{
    HDC hDC=::GetWindowDC(m_hWnd);
    CRect rc;
    ::GetWindowRect(m_hWnd,&rc);
    rc=CRect(0,0,rc.right-rc.left,rc.bottom-rc.top);
    if(m_bHover){
        ::FrameRect(hDC,&rc,m_HotOrderBrush1);
        rc.InflateRect(-1,-1);
        ::FrameRect(hDC,&rc,m_HotOrderBrush2);
    }else if(m_bFocus){
        ::FrameRect(hDC,&rc,m_ClientBrush);
        rc.InflateRect(-1,-1);
        ::FrameRect(hDC,&rc,m_HotOrderBrush2);
    }else{
        ::FrameRect(hDC,&rc,m_ClientBrush);
        rc.InflateRect(-1,-1);
        ::FrameRect(hDC,&rc,m_hOrderBrush);
    }
    ::ReleaseDC(m_hWnd,hDC);
}