myedit.cpp

来自「B-树演示程序(vc++)可执行程序.rar」· C++ 代码 · 共 40 行

// MyEdit.cpp : implementation file
//

#include "stdafx.h"
#include "BTreeDemo.h"
#include "MyEdit.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CMyEdit

CMyEdit::CMyEdit()
{
}

CMyEdit::~CMyEdit()
{
}


BEGIN_MESSAGE_MAP(CMyEdit, CEdit)
	//{{AFX_MSG_MAP(CMyEdit)
		ON_WM_CHAR()
		// NOTE - the ClassWizard will add and remove mapping macros here.
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMyEdit message handlers

void CMyEdit::OnChar(UINT nChar,UINT nRepCnt,UINT nFlags)  {
    if((nChar>='0'&&nChar<='9')||nChar==VK_BACK)
	    CEdit::OnChar(nChar,nRepCnt,nFlags);
}