c-c++ mfc.htm

MFC学习笔记 MFC学习笔记 MFC学习笔记

      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">派生对象</SPAN><SPAN 
      lang=EN-US>)</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的指针</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>AfxGetMainWnd</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：获得程序主窗口的指针</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>AfxGetInstance</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：获得程序的</SPAN><SPAN 
      lang=EN-US>instance handle</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>5.<SPAN 
      style="FONT: 7pt 'Times New Roman'">&nbsp; </SPAN>MFC</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">数据类型下面这些是和</SPAN><SPAN 
      lang=EN-US>Win32</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">程序共同使用的数据类型</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>BOOL</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：布尔值，取值为</SPAN><SPAN 
      lang=EN-US>TRUE<SPAN style="mso-spacerun: yes">&nbsp; </SPAN>or<SPAN 
      style="mso-spacerun: yes">&nbsp; </SPAN>FALSE</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>BSTR</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>32-bit </SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">字符指针</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>BYTE</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>8-bit</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">整数，未带正负号</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>COLORREF</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>32-bit</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">数值，代表一个颜色值</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>DWORD</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>32-bit</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">整数，未带正负号</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>LONG</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>32-bit</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">整数，带正负号</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>LPARAM</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>32-bit</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">整数，作为窗口函数或</SPAN><SPAN 
      lang=EN-US>callback</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">函数的一个参数</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>LPCSTR</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>32-bit</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">指针，指向一个常数字符串</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>LPSTR</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>32-bit</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">指针，指向一个字符串</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>LPCTSTR</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>32-bit</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">指针，指向一个常数字符串，此字符串可以移植到</SPAN><SPAN 
      lang=EN-US>Unicode</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</SPAN><SPAN 
      lang=EN-US>DBCS</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>LPTSTR</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>32-bit</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">指针，指向一个字符串，此字符串可以移植到</SPAN><SPAN 
      lang=EN-US>Unicode</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</SPAN><SPAN 
      lang=EN-US>DBCS</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>LPVOID</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>32-bit</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">指针，指向一个未指定类型的数据</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>LPRESULT</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>32-bit</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">数值，作为窗口函数或</SPAN><SPAN 
      lang=EN-US>callback</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">函数的返回值</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>UINT</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：在</SPAN><SPAN 
      lang=EN-US>Win16</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">中是一个</SPAN><SPAN 
      lang=EN-US>16-bit </SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">未带正负号整数，在</SPAN><SPAN 
      lang=EN-US>Win32</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">中是一个</SPAN><SPAN 
      lang=EN-US>32-bit </SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">未带</SPAN><SPAN 
      lang=EN-US style="mso-spacerun: yes">&nbsp;&nbsp; </SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">正负号整数，</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>WNDPROC</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>32-bit</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">指针，指向一个窗口函数</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>WORD</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>16-bit </SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">整数</SPAN> 
      <SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，未带正负号</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>WPARAM</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：窗口函数或</SPAN><SPAN 
      lang=EN-US>callback</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">函数的一个参数，在</SPAN><SPAN 
      lang=EN-US>Win16</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">中是</SPAN><SPAN 
      lang=EN-US>16-bit</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，在</SPAN><SPAN 
      lang=EN-US>Win32</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">中是</SPAN><SPAN 
      lang=EN-US>32-bit<BR><BR></SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">下面这些是</SPAN><SPAN 
      lang=EN-US>MFC</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">独特的数据类型</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>POSITION</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：一个数值，代表</SPAN><SPAN 
      lang=EN-US>collection</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对象（例如数组或链表）中的元素位置，常用于</SPAN><SPAN 
      lang=EN-US>MFC collection classes</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">（即数据处理类，如</SPAN><SPAN 
      lang=EN-US>CArray</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">）</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>LPCRECT</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN 
      lang=EN-US>32-bit</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">指针，指向一个不变的</SPAN><SPAN 
      lang=EN-US>RECT</SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结构。</SPAN></FONT></P>
      <P><FONT color=#000000><SPAN lang=EN-US>6.<SPAN 
      style="FONT: 7pt 'Times New Roman'">&nbsp; </SPAN></SPAN><SPAN 
      style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">奇怪的窗口类名称</SPAN><SPAN