void CTextView::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags)

{

// TODO: 在此新增訊息處理程式程式碼和/或呼叫預設值

CClientDC dc(this);

TEXTMETRIC tm;

dc.GetTextMetrics(&tm);

if( 0x0d == nChar)

{

m_strLine.Empty();

m_ptOrigin.y = m_ptOrigin.y +tm.tmHeight;

SetCaretPos(m_ptOrigin);

}

else if(0x08 == nChar)

{

COLORREF color = dc.SetTextColor(dc.GetBkColor());

dc.TextOutW(m_ptOrigin.x, m_ptOrigin.y, m_strLine);

m_strLine = m_strLine.Left(m_strLine.GetLength() - 1);

dc.SetTextColor(color);

}

else

{

//m_strLine+=nChar產生error C2593: “operator +=因為操作符過載時未定義UINT型

CString cs;

cs.Format(_T("%c"),nChar);

m_strLine += cs;

}

dc.TextOutW(m_ptOrigin.x, m_ptOrigin.y, m_strLine);

CView::OnChar(nChar, nRepCnt, nFlags);

}