MFC. Использование TOOLBAR

BEGIN_MESSAGE_MAP(СMainWin, CFrameWnd)

#pragma once
class CApp :
    public CWinApp
{
public:
    CApp();
    ~CApp();
    BOOL InitInstance();
};
 
class CMainWin :
    public CFrameWnd
{
    void OnFirst();
    void OnTTip(UINT idNotUsed, NMHDR *hdr, LRESULT *ResultNotUsed);
    void InitToolBar();
    void OnExit();
    CMenu Menu;
    DECLARE_MESSAGE_MAP()
 
    private:    
        CToolBarCtrl m_TB;
 
};

#include <afxwin.h>
#include <afxdlgs.h>
#include <afxcmn.h>
#include "App.h"
#include "resource.h"
 
 
 
CApp::CApp()
{
}
 
CApp::~CApp()
{
}
 
CMainWin::CMainWin(void)
{
    Create(NULL, "MFC");
    Menu.LoadMenu(IDR_MENU1);
    RECT a;
    a.bottom = a.left = a.right = a.top = 0;
    InitCommonControls();
    m_TB.Create(WS_CHILD | WS_VISIBLE | WS_BORDER | CCS_TOP | TBSTYLE_TOOLTIPS, a, this, IDR_TOOLBAR1);
    SetMenu(&Menu);
    InitToolBar();
}
 
 
 
 
BEGIN_MESSAGE_MAP(СMainWin, CFrameWnd)
    ON_NOTIFY_RANGE(TTN_NEEDTEXT, 0, IDR_TOOLBAR1, OnTTip)
    ON_COMMAND(ID_FILE_FIRST, OnFirst)
    ON_COMMAND(ID_FILE_EXIT, OnExit)
END_MESSAGE_MAP()
 
CMainWin::~CMainWin()
{
}
 
BOOL CApp::InitInstance(void)
{
    m_pMainWnd = new CMainWin;
    m_pMainWnd->ShowWindow(m_nCmdShow);
    m_pMainWnd->UpdateWindow();
    return TRUE;
}
 
CApp App;
 
void CMainWin::OnExit()
{
    int r = MessageBox("You really want to Exit", "Exit", MB_YESNO | MB_ICONEXCLAMATION);
    if (r == IDYES)SendMessage(WM_CLOSE);
}
 
 
void CMainWin::InitToolBar()
{
    TBBUTTON tb[2];
    tb[0].iBitmap = 0;
    tb[0].idCommand = ID_SHOWTB;
    tb[0].fsState = TBSTATE_ENABLED;
    tb[0].fsStyle = TBSTYLE_BUTTON;
    tb[0].dwData = 0;
    tb[0].iString = 0;
    tb[1].iBitmap = 1;
    tb[1].idCommand = ID_HIDETB;
    tb[1].fsState = TBSTATE_ENABLED;
    tb[1].fsStyle = TBSTYLE_BUTTON;
    tb[1].dwData = 0;
    tb[1].iString = 0;
    m_TB.AddButtons(2, tb);
    m_TB.AddBitmap(2, IDR_TOOLBAR1);
}
 
 
void CMainWin::OnTTip(UINT idNotUsed, NMHDR *hdr, LRESULT *ResultNotUsed)
{
    switch (hdr->idFrom)
    {
    case ID_FILE_EXIT:  ((TOOLTIPTEXT*)hdr)->lpszText = "Exit"; break;
    case ID_FILE_FIRST: ((TOOLTIPTEXT*)hdr)->lpszText = "First"; break;
    }
}
 
void CMainWin::OnFirst()
{
    MessageBox("First item");
}

class CMainWin :
    public CFrameWnd
{
private:    
        CToolBarCtrl m_TB;
public:
    void OnFirst();
    void OnTTip(UINT idNotUsed, NMHDR *hdr, LRESULT *ResultNotUsed);
    void InitToolBar();
    void OnExit();
    CMenu Menu;
 
    DECLARE_MESSAGE_MAP()
};

CMainWin::CMainWin(void)

m_pMainWnd = new CMainWin;