学步园

void FindText( CRicheditctrl & cRichEdit ,LPCTSTR pszText,BOOL bWholeWord,BOOL bCaseSen,BOOL bUp )
{
	DWORD dwOptions = 0;


	if (bWholeWord)
		dwOptions |= FR_WHOLEWORD;
	if (bCaseSen)
		dwOptions |= FR_MATCHCASE;
	if (!bUp)
		dwOptions |= FR_DOWN;
	
	CHARRANGE crCurSel;
	m_cRichEdit.GetSel(crCurSel);
	FINDTEXTEXW  ftw;
	ZeroMemory(&ftw,sizeof(FINDTEXTEXW));
 	if (bUp) //注意，如果是向上查找的话，FINDTEXTEXW 中的chrg 应该是倒序
 	{
 		ftw.chrg.cpMin = crCurSel.cpMin ;
 		ftw.chrg.cpMax = 0;
 	}
 	else
 	{
 		ftw.chrg.cpMin = crCurSel.cpMax;
 		ftw.chrg.cpMax = -1;
 	}
	

#ifdef _UNICODE
	ftw.lpstrText = pszText;
#else
	USES_CONVERSION;
	ftw.lpstrText = A2W(pszText);
#endif
	
	if( -1 == cRichEdit.SendMessage(EM_FINDTEXTEXW,dwOptions,(LPARAM)&ftw) )
	{
		CString strText;
		strText.Format(_T("没有找到 \" %s \" "),pszText);
		MessageBox(strText);
	}
	else
	{
		
		cRichEdit.SetSel(ftw.chrgText);
		cRichEdit.SendMessage(EM_HIDESELECTION,0,0);
	}

}

来源  http://blog.csdn.net/zaccheodong/article/details/7427509