C / C++ / MFC

<br />
CCheckListBox oFeedList;<br />
<br />
DDX_Control(pDx, IDC_FEEDLIST, oFeedList);<br />

In DlgClass.cpp

ON_COMMAND(ID_MENUITEM1, OnMenuItemEdit1Clicked)
ON_UPDATE_COMMAND_UI(ID_MENUITEM1, OnUpdateMenuItemEdit1)

//On Right-clicking the dialog, this function is called
VOID CDlgClass::OnContextMenu(CWnd* pWnd, CPoint point)
{
	//Here, another class' ShowContextMenu is called to load the menu and show it
	m_pAnotherClass->ShowContextMenu( this, point);
}

void CDlgClass::OnMenuItemEdit1Clicked() 
{
	//Control reaches here when menu item 1 is clicked
}

void CDlgClass::OnUpdateMenuItemEdit1(CCmdUI* pCmdUI) 
{
	//Control is expected to reach here before the menu launches but doesn't do so. Why?
	//I am expecting menu Item 1 to be disabled before it shows up.

	pCmdUI->Enable(FALSE);
}

In AnotherClass.cpp

VOID CAnotherClass::ShowContextMenu(CWnd *pDlg, CPoint point) 
{
	CMenu cmCtxtMenu;

	cmCtxtMenu.LoadMenu(IDR_MENU_OPTIONS);
		
	CMenu *pcmPopupMenu = cmCtxtMenu.GetSubMenu(0);
	ASSERT(pcmPopupMenu);

	pcmPopupMenu->TrackPopupMenu (TPM_RIGHTBUTTON|TPM_LEFTALIGN, point.x, point.y, pDlg );
}