C / C++ / MFC

// in header file
	CToolBar		**m_pTB ;
	int				m_ToolbarCount ;

void CMainFrame::LoadDLLToolbars()
{
	CToolBar	*last = &m_wndMainToolBar ;
	int			count = 0 ;
	// get and create the additional toolbars provided by the DLL's
	for (int DLL_index = 0 ; DLL_index < refineDLLs ; DLL_index++)
		{
		if (refineDLL[DLL_index].DLLGetToolbarCount != 0 && refineDLL[DLL_index].DLLGetToolbar != NULL)
			{
			// functions are present in DLL, get the toolbar count
			count += refineDLL[DLL_index].DLLGetToolbarCount() ;
			}
		}
	if (count > 0)
		{
		m_pTB = new CToolBar*[count] ;		// allocate pointers
		m_DLLIndexes = new int[count] ;		// so we know where to get messages from
		}
	// now load the toolbars
	int		index = 0 ;
	for (DLL_index = 0 ; DLL_index < refineDLLs ; DLL_index++)
		{
		if (refineDLL[DLL_index].DLLGetToolbarCount != 0 && refineDLL[DLL_index].DLLGetToolbar != NULL)
			{
			for (int i = 0 ; i < refineDLL[DLL_index].DLLGetToolbarCount() ; i++)
				{
				m_pTB[index] = refineDLL[DLL_index].DLLGetToolbar(i, this) ;
				//DockControlBarRightOf(m_pTB[index], last);
				DockControlBar(m_pTB[index]) ;//, n, &rect);
				last = m_pTB[index] ;
				m_DLLIndexes[index] = DLL_index ;
				index++ ;
				}
			}
		}
	m_ToolbarCount = count ;
}

CMainFrame::~CMainFrame()
{
	for (int i = 0 ; i < m_ToolbarCount ; i++)
		delete m_pTB[i] ;
	delete []m_pTB ;
	delete []m_DLLIndexes ;
}

// code from a DLL
int DLLGetToolbarCount()
{
	return 1 ;
}

CToolBar*	DLLGetToolbar(int index, CWnd *pMP)
{
	if (index != 0)
		return NULL ;		// we only have the 1 toolbar
	HINSTANCE hInstance = AfxGetResourceHandle();
	// set resource handle to ourselves (the DLL)
	AfxSetResourceHandle(theApp.m_hInstance);

	CToolBar	*pTB = new CToolBar ;
	if (!pTB->CreateEx(pMP, TBSTYLE_FLAT, WS_CHILD | CBRS_ALIGN_TOP, CRect(0, 0, 0, 0), IDR_TRAYTOOLBAR) ||
		!pTB->LoadToolBar(IDR_TRAYTOOLBAR))
		{
		TRACE0("Failed to create toolbar\n");
		// reset resource handle
		AfxSetResourceHandle(hInstance);
		return NULL ;      // fail to create
		}
	pTB->SetBarStyle(pTB->GetBarStyle() | CBRS_BORDER_3D) ;	// lose garnage pixels

	//pTB->SetBarStyle(pTB->GetBarStyle() | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_GRIPPER);
	pTB->EnableDocking(CBRS_ALIGN_ANY);
	pTB->SetWindowText("TraySetup & Communication");
	pTB->EnableToolTips(TRUE) ;

	g_pTraySetupToolbar = pTB ;
	// reset resource handle
	AfxSetResourceHandle(hInstance);
	return pTB ;
}