D:/opendownloadmanager/ODM-1.x/fsShellWindowsEvents.cpp

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/*
  Free Download Manager Copyright (c) 2003-2007 FreeDownloadManager.ORG
  Open Download Manager Copyright (c) 2008-2010 OpenDownloadManager.ORG
*/      

#include "stdafx.h"
#include "FdmApp.h"
#include "fsShellWindowsEvents.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif      

IMPLEMENT_DYNCREATE(fsShellWindowsEvents, CCmdTarget)

fsShellWindowsEvents::fsShellWindowsEvents()
{
        m_pConnPt = NULL;
        m_pfnEvents = NULL;
        EnableAutomation ();
}

fsShellWindowsEvents::~fsShellWindowsEvents()
{
        Detach ();
}  

BEGIN_MESSAGE_MAP(fsShellWindowsEvents, CCmdTarget)
        //{{AFX_MSG_MAP(fsShellWindowsEvents)
                
        //}}AFX_MSG_MAP
END_MESSAGE_MAP()

BEGIN_DISPATCH_MAP(fsShellWindowsEvents, CCmdTarget)
        DISP_FUNCTION_ID(fsShellWindowsEvents, "WindowRegistered",DISPID_WINDOWREGISTERED,OnWindowRegistered,VT_EMPTY,VTS_I4)
        DISP_FUNCTION_ID(fsShellWindowsEvents, "WindowRevoked",DISPID_WINDOWREVOKED,OnWindowRevoked,VT_EMPTY,VTS_I4)
END_DISPATCH_MAP()      

HRESULT fsShellWindowsEvents::Attach(SHDocVw::IShellWindowsPtr& spSHWnds)
{
        LPCONNECTIONPOINTCONTAINER pConnPtContr;
        HRESULT hr;

        hr = spSHWnds->QueryInterface (IID_IConnectionPointContainer, (LPVOID*) &pConnPtContr);
        if (FAILED (hr))
                return hr;

        hr = pConnPtContr->FindConnectionPoint (__uuidof (SHDocVw::DShellWindowsEvents), &m_pConnPt);
        if (FAILED (hr))
        {
                pConnPtContr->Release ();
                return hr;
        }

        hr = m_pConnPt->Advise (GetIDispatch (FALSE), &m_dwCookie);

        pConnPtContr->Release ();

        return S_OK;
}

void fsShellWindowsEvents::Detach()
{
        try {
                if (m_pConnPt)
                {
                        m_pConnPt->Unadvise (m_dwCookie);
                        m_pConnPt->Release ();
                        m_pConnPt = NULL;
                }
        }catch (...){}
}

void fsShellWindowsEvents::OnWindowRegistered(long lCookie)
{
        if (m_pfnEvents)
                m_pfnEvents (SWE_WINDOWOPENED, m_lpEventsParam);
}

void fsShellWindowsEvents::OnWindowRevoked(long lCookie)
{
        if (m_pfnEvents)
                m_pfnEvents (SWE_WINDOWCLOSED, m_lpEventsParam);
}

void fsShellWindowsEvents::SetEventFunc(fntSHWindowsEvents pfn, LPVOID lpParam)
{
        m_pfnEvents = pfn;
        m_lpEventsParam = lpParam;
}

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