RichEdit

//  [6/8/2010 yangfeng] 用消息实现全选
 //CHARRANGE   cr;
 //cr.cpMin   =   0;
 //cr.cpMax   =   -1;
 //::SendMessage(m_RichEdit.m_hWnd,   EM_EXSETSEL,   0,   (LPARAM)&cr);
//  [6/8/2010 yangfeng] 用消息实现全选
//  [6/8/2010 yangfeng] 用消息实现查找
 FINDTEXTEX   Front,Behind;
 Front.chrg.cpMin   =   0;
 Front.chrg.cpMax   =   -1;
 Front.lpstrText    =   _T("<");

 Behind.chrg.cpMin   =   0;
 Behind.chrg.cpMax   =   -1;
 Behind.lpstrText    =   _T(">");

 ::SendMessage(m_RichEdit.m_hWnd, EM_FINDTEXTEX,FR_DOWN,(LPARAM)&Front);
 ::SendMessage(m_RichEdit.m_hWnd, EM_FINDTEXTEX,FR_DOWN,(LPARAM)&Behind);
 CHARRANGE   cr = {0};
 cr.cpMin = Front.chrgText.cpMin;
 cr.cpMax = Behind.chrgText.cpMax;

 ::SendMessage(m_RichEdit.m_hWnd,   EM_EXSETSEL,   0,   (LPARAM)&cr);
 m_RichEdit.SetFocus();