CRichEdit小问题

void GetCurrentPos(int &nRow,int &nCol)

{

	CPoint VarCharPoint; //指定字符的位置  

	CPoint CurrPoint;   //当前光标位置  

	int LineFirstIndex; //当前行首字符位置  

	int Length;   //当前行长度  

	int CurrentCharIndex = 0; //当前编辑光标所在字符序号。  

	//int CurrentLine;    //当前编辑光标所在的行号  

	//int CurrentRow;   //当前编辑光标所在的列号  



	CurrPoint = m_wndRichEdit.GetCaretPos(); //获取光标位置  

	LineFirstIndex = m_wndRichEdit.LineIndex(-1);    //获取当前行首字符位置  

	Length = m_wndRichEdit.LineLength(-1);    //获取当前行长度.  

	int i;

	for (i = 0; i < Length; i++)  

	{  

		VarCharPoint = m_wndRichEdit.GetCharPos(LineFirstIndex);  

		if (VarCharPoint.x >= CurrPoint.x)  

		{  

			CurrentCharIndex = LineFirstIndex;  

			break;  

		}  

		LineFirstIndex++;  

	}  



	//CurrentRow = i;   //列号  

	//CurrentLine = m_wndRichEdit.LineFromChar(CurrentCharIndex);   //行号

	nRow = m_wndRichEdit.LineFromChar(CurrentCharIndex);   //行号

	nCol = i;

}