메뉴 - MFC

CWnd

m_hMenuDefault

OnContextMenu // WM_CONTEXTMENU
OnInitMenuPopup // WM_INITMENUPOPUP

.SetMenu()
.GetMenu()
.GetSystemMenu()

CMenu

m_hMenu

.LoadMenu()
.GetSubMenu() // CMenu
.CreateMenu()
.CreatePopupMenu()
.DestroyMenu()
.Attach()
.Detach()
.TrackPopupMenu()

TPM_LEFTALIGN

.EnableMenuItem()

MF_ENABLED
MF_GRAYED

.CheckMenuItem()

MF_CHECKED
MF_UNCHECKED

.AppendMenu()

MF_STRING|MF_SEPARATOR| MF_POPUP

.InsertMenu()

MF_POPUP

.DeleteMenu()

.ModifyMenu()

CCmdUI

.Enable()
.SetText()
.SetRadio()

BOOL CDrawApp::InitInstance()
{
...
    // Change the registry key under which our settings are stored.
    // TODO: You should modify this string to be something appropriate
    // such as the name of your company or organization.
    SetRegistryKey(_T("VCGuide"));

    LoadStdProfileSettings();  // Load standard INI file options (including MRU)
...
}

class CDrawView : public CView
{
...
// Overrides
    // ClassWizard generated virtual function overrides
    //{{AFX_VIRTUAL(CDrawView)
    public:
    ...
    virtual void OnInitialUpdate();
    protected:
    ...
    //}}AFX_VIRTUAL
...
// Generated message map functions
protected:
    //{{AFX_MSG(CDrawView)
    afx_msg void OnLine();
    afx_msg void OnUpdateLine(CCmdUI* pCmdUI);
    afx_msg void OnEllipse();
    afx_msg void OnUpdateEllipse(CCmdUI* pCmdUI);
    afx_msg void OnSelectPenThickness(UINT nID);
    afx_msg void OnUpdatePenThickness(CCmdUI* pCmdUI);
    afx_msg void OnContextMenu(CWnd* pWnd, CPoint point);
    ...
    //}}AFX_MSG
    DECLARE_MESSAGE_MAP()

private:
    int m_nPenThickness;

   enum {LINE_MODE=1, ELLIPSE_MODE, RECTANGLE_MODE, POLYGON_MODE};
    int m_nDrawMode;
};
...
BEGIN_MESSAGE_MAP(CDrawView, CView)
    //{{AFX_MSG_MAP(CDrawView)
    ON_COMMAND(ID_LINE, OnLine)
    ON_UPDATE_COMMAND_UI(ID_LINE, OnUpdateLine)
    ON_COMMAND(ID_ELLIPSE, OnEllipse)
    ON_UPDATE_COMMAND_UI(ID_ELLIPSE, OnUpdateEllipse)
    ON_COMMAND_RANGE(ID_PEN_1PIXEL, ID_PEN_3PIXEL, OnSelectPenThickness)
    ON_UPDATE_COMMAND_UI_RANGE(ID_PEN_1PIXEL, ID_PEN_3PIXEL, OnUpdatePenThickness)
    ON_WM_CONTEXTMENU()
    ...
    //}}AFX_MSG_MAP
...
END_MESSAGE_MAP()
...
CDrawView::CDrawView()
{
    // TODO: add construction code here
    m_nPenThickness = 2;
    m_nDrawMode = LINE_MODE;
}
...

void CDrawView::OnInitialUpdate()
{
    CView::OnInitialUpdate();
   
    // TODO: Add your specialized code here and/or call the base class
    m_nPenThickness = AfxGetApp()->GetProfileInt("Pen", "Thickness", 2);
    ...
}

void CDrawView::OnLine()
{
    // TODO: Add your command handler code here
    // 직선그리기 모드 변경
    m_nDrawMode = LINE_MODE;
}

void CDrawView::OnUpdateLine(CCmdUI* pCmdUI)
{
    // TODO: Add your command update UI handler code here
    // 직선 그리기 모드이면 메뉴에 체크 표시
    pCmdUI->SetCheck(m_nDrawMode == LINE_MODE? 1 : 0);   
}

void CDrawView::OnEllipse()
{
    // TODO: Add your command handler code here
    // 원 그리기 모드 변경  
    m_nDrawMode = ELLIPSE_MODE;
}
...
void CDrawView::OnSelectPenThickness(UINT nID)
{
    // TODO: Add your command handler code here
    m_nPenThickness = nID - ID_PEN_1PIXEL + 1;
    AfxGetApp()->WriteProfileInt("Pen", "Thickness", m_nPenThickness);

    m_CurrentPen.DeleteObject();
    m_CurrentPen.CreatePen(PS_SOLID, m_nPenThickness, m_PenColor);
}

void CDrawView::OnUpdatePenThickness(CCmdUI* pCmdUI)
{
    // TODO: Add your command update UI handler code here
    pCmdUI->SetCheck(m_nPenThickness == (int)(pCmdUI->m_nID - ID_PEN_1PIXEL + 1));
}
...
void CDrawView::OnContextMenu(CWnd* pWnd, CPoint point)
{
    // TODO: Add your message handler code here
     // 리소를에서 읽어 들일 변수와 서브 메뉴로 분리할 변수를 생성한다.   
     CMenu muTemp, *pContextMenu;
    
     // 리소스에서 메뉴를 읽어 온다.
     muTemp.LoadMenu(IDR_MAINFRAME);
    
     // 메뉴에서 3번째 서브 메뉴를 분리한다.
     pContextMenu=muTemp.GetSubMenu(2);

     // 문맥 메뉴(context menu)를 화면에 출력한다.
     pContextMenu->TrackPopupMenu(TPM_LEFTALIGN, point.x, point.y, AfxGetMainWnd());
}

참조 사이트:

http://support.microsoft.com/kb/242577