学步园

 
@font-face{
font-family:"Times New Roman";
}
@font-face{
font-family:"宋体";
}
@font-face{
font-family:"Symbol";
}
@font-face{
font-family:"Arial";
}
@font-face{
font-family:"黑体";
}
@font-face{
font-family:"Courier New";
}
@font-face{
font-family:"Wingdings";
}
p.0{
margin:0pt;
margin-bottom:0.0001pt;
layout-grid-mode:char; text-align:justify;
font-size:10.5000pt; font-family:'Times New Roman'; }
div.Section0{
margin-top:72.0000pt;
margin-bottom:72.0000pt;
margin-left:90.0000pt;
margin-right:90.0000pt;
size:612.0000pt 792.0000pt;
}

MFC自定义控件编写过程

功能：点击客户区，新建一个灰色的小窗体。点击这个小窗体，弹出一个对话框，其信息为“你点击了自封装的控件”

[1] 自定义类公有继承CWnd类

[2] 在自定义类的头文件中添加DECLARE_DYNCREATE(MySelfWnd)

   在其源文件中添加IMPLEMENT_DYNCREATE(MySelfWnd, CWnd)

   这么做的原因请看候sir《深入浅出MFC》 

[3] 覆盖CWnd中的虚函数Create(......)

[4] WM_LBUTTONDOWN添加其消息映射函数

// MySelfWnd1.h<br /> class MySelfWnd : public CWnd<br /> {<br /> public:<br /> MySelfWnd();<br /> DECLARE_DYNCREATE(MySelfWnd)<br /> virtual BOOL Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName, DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID, CCreateContext* pContext = NULL);<br /> virtual ~MySelfWnd();<br /> protected:<br /> afx_msg void OnLButtonDown(UINT nFlags, CPoint point);<br /> DECLARE_MESSAGE_MAP()<br /> };<br /> //MySelfWnd1.cpp<br /> #include "stdafx.h"<br /> #include "MySelfWnd.h"<br /> #include "MySelfWnd1.h"<br /> MySelfWnd::MySelfWnd()<br /> {</p> <p> }<br /> MySelfWnd::~MySelfWnd()<br /> {<br /> }<br /> IMPLEMENT_DYNCREATE(MySelfWnd, CWnd)<br /> BEGIN_MESSAGE_MAP(MySelfWnd, CWnd)<br /> //{{AFX_MSG_MAP(MySelfWnd)<br /> ON_WM_LBUTTONDOWN()<br /> //}}AFX_MSG_MAP<br /> END_MESSAGE_MAP()<br /> void MySelfWnd::OnLButtonDown(UINT nFlags, CPoint point)<br /> {<br /> // TODO: Add your message handler code here and/or call default<br /> MessageBox("你点击了自封装的控件");<br /> CWnd::OnLButtonDown(nFlags, point);<br /> }<br /> BOOL MySelfWnd::Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName, DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID, CCreateContext* pContext)<br /> {<br /> // TODO: Add your specialized code here and/or call the base class<br /> // 重新注册窗口类,<br /> lpszClassName=AfxRegisterWndClass( CS_HREDRAW | CS_VREDRAW , AfxGetApp()->LoadStandardCursor(IDC_ARROW),<br /> (HBRUSH)GetStockObject(LTGRAY_BRUSH), NULL) ;<br /> return CWnd::Create(lpszClassName, lpszWindowName, dwStyle, rect, pParentWnd, nID, pContext);<br /> }<br /> ////view类<br /> void CMySelfWndView::OnLButtonDown(UINT nFlags, CPoint point)<br /> {<br /> // TODO: Add your message handler code here and/or call default<br /> static CRect rect;<br /> rect.SetRect(10,10,100,100);<br /> myselfwnd=new MySelfWnd ;<br /> myselfwnd->Create("non",NULL,WS_CHILDWINDOW | WS_VISIBLE, rect,this,456);<br /> CView::OnLButtonDown(nFlags, point);<br /> }