mainfrm.cpp

《Visual C++.NET MFC类库应用详解》程序实例

// MainFrm.cpp : implementation of the CMainFrame class
//

#include "stdafx.h"
#include "MThread.h"
#include "BounceFrm.h"

#include "MainFrm.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif

// CMainFrame

IMPLEMENT_DYNAMIC(CMainFrame, CMDIFrameWnd)

BEGIN_MESSAGE_MAP(CMainFrame, CMDIFrameWnd)
	ON_COMMAND(ID_FILE_NEWBOUNCE, OnFileNewbounce)
END_MESSAGE_MAP()

// CMainFrame construction/destruction

CMainFrame::CMainFrame()
{
	// TODO: add member initialization code here
	
}

CMainFrame::~CMainFrame()
{
}

BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)
{
	if( !CMDIFrameWnd::PreCreateWindow(cs) )
		return FALSE;
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return TRUE;
}

// CMainFrame diagnostics

#ifdef _DEBUG
void CMainFrame::AssertValid() const
{
	CMDIFrameWnd::AssertValid();
}

void CMainFrame::Dump(CDumpContext& dc) const
{
	CMDIFrameWnd::Dump(dc);
}

#endif //_DEBUG

// CMainFrame message handlers


void CMainFrame::OnFileNewbounce() 
{
	// TODO: Add your command handler code here
	CBounceFrame *pBounceFrame=new CBounceFrame;
	if(!pBounceFrame->Create(_T("Bounce"),WS_CHILD|WS_VISIBLE|WS_OVERLAPPEDWINDOW,rectDefault,this))
		return;		
}

static BOOL CALLBACK SendPrepareToClose(HWND hWnd,LPARAM)
{
	CWnd* pWnd=CWnd::FromHandlePermanent(hWnd);
	if(pWnd!=NULL)
	{
		pWnd->SendMessage(WM_USER_PREPARE_TO_CLOSE);
		if(pWnd->GetWindow(GW_CHILD)!=NULL)
			::EnumChildWindows(pWnd->m_hWnd,SendPrepareToClose,0);
	}
    return TRUE;
}

BOOL CMainFrame::DestroyWindow() 
{
	// TODO: Add your specialized code here and/or call the base class
    ::EnumChildWindows(m_hWnd,SendPrepareToClose,0);	
	
	return CMDIFrameWnd::DestroyWindow();
}