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fsShellBrowsersEvents.cpp
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fsShellBrowsersEvents.cpp
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/*
Free Download Manager Copyright (c) 2003-2016 FreeDownloadManager.ORG
*/
#include "stdafx.h"
#include "FdmApp.h"
#include "fsShellBrowsersEvents.h"
#include "vmsLogger.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
IMPLEMENT_DYNCREATE(fsShellBrowsersEvents, CCmdTarget)
fsShellBrowsersEvents::fsShellBrowsersEvents()
{
m_pfnEvents = NULL;
EnableAutomation ();
m_pWBRoot = NULL;
m_bDetaching = false;
}
fsShellBrowsersEvents::~fsShellBrowsersEvents()
{
Detach ();
}
BEGIN_MESSAGE_MAP(fsShellBrowsersEvents, CCmdTarget)
//{{AFX_MSG_MAP(fsShellBrowsersEvents)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
BEGIN_DISPATCH_MAP(fsShellBrowsersEvents, CCmdTarget)
DISP_FUNCTION_ID(fsShellBrowsersEvents, "BeforeNavigate2",DISPID_BEFORENAVIGATE2,OnBeforeNavigate, VT_EMPTY, VTS_DISPATCH VTS_PVARIANT VTS_PVARIANT VTS_PVARIANT VTS_PVARIANT VTS_PVARIANT VTS_PBOOL)
DISP_FUNCTION_ID(fsShellBrowsersEvents, "DownloadBegin",DISPID_DOWNLOADBEGIN,OnDownloadBegin, VT_EMPTY, VTS_NONE)
DISP_FUNCTION_ID(fsShellBrowsersEvents, "DownloadComplete",DISPID_DOWNLOADCOMPLETE,OnDownloadComplete, VT_EMPTY, VTS_NONE)
DISP_FUNCTION_ID(fsShellBrowsersEvents, "DocumentComplete", DISPID_DOCUMENTCOMPLETE, OnDocumentComplete, VT_EMPTY, VTS_DISPATCH VTS_PVARIANT)
DISP_FUNCTION_ID(fsShellBrowsersEvents, "NavigateComplete2", DISPID_NAVIGATECOMPLETE2, OnNavigateComplete2, VT_EMPTY, VTS_DISPATCH VTS_PVARIANT)
END_DISPATCH_MAP()
HRESULT fsShellBrowsersEvents::Attach(SHDocVw::IShellWindowsPtr& spSHWnds)
{
if (m_bDetaching)
return S_FALSE;
if (is_Attached ())
Detach ();
LONG cItems = spSHWnds->GetCount ();
HRESULT hr;
for (LONG i = 0; i < cItems; i++)
{
try
{
IDispatchPtr spDisp;
_variant_t va (i, VT_I4);
spDisp = spSHWnds->Item (va);
SHDocVw::IWebBrowser2Ptr spBrowser (spDisp);
if (spBrowser == NULL)
continue;
fsShellBrowsersEvents* pBrowser = new fsShellBrowsersEvents;
hr = pBrowser->Attach (spBrowser);
if (FAILED (hr))
{
delete pBrowser;
return hr;
}
pBrowser->SetEventFunc (m_pfnEvents, m_lpEventsParam);
m_vBrowsers.add (pBrowser);
}
catch (const std::exception& ex)
{
ASSERT (FALSE);
vmsLogger::WriteLog("fsShellBrowsersEvents::Attach " + std::string(ex.what()));
}
catch (...)
{
ASSERT (FALSE);
vmsLogger::WriteLog("fsShellBrowsersEvents::Attach unknown exception");
}
}
return S_OK;
}
HRESULT fsShellBrowsersEvents::Attach(SHDocVw::IWebBrowser2Ptr& spBrowser)
{
if (m_bDetaching)
return S_FALSE;
IConnectionPointContainerPtr spConnPtContr;
HRESULT hr;
hr = spBrowser->QueryInterface (IID_IConnectionPointContainer, (LPVOID*) &spConnPtContr);
if (FAILED (hr))
return hr;
hr = spConnPtContr->FindConnectionPoint (__uuidof (SHDocVw::DWebBrowserEvents2), &m_spConnPt);
if (FAILED (hr))
return hr;
hr = m_spConnPt->Advise (GetIDispatch (FALSE), &m_dwCookie);
if (SUCCEEDED (hr))
m_spWB = spBrowser;
return hr;
}
void fsShellBrowsersEvents::Detach()
{
m_bDetaching = true;
try
{
if (m_vBrowsers.size () != 0)
{
int i = 0;
for (i = 0; i < m_vBrowsers.size (); i++)
m_vBrowsers [i]->SetEventFunc (NULL, 0);
for (i = 0; i < m_vBrowsers.size (); i++)
{
m_vBrowsers [i]->Detach ();
delete m_vBrowsers [i];
}
m_vBrowsers.clear ();
}
else
{
if (m_spConnPt != NULL)
{
m_spConnPt->Unadvise (m_dwCookie);
m_spConnPt = NULL;
}
}
}
catch (const std::exception& ex)
{
ASSERT (FALSE);
vmsLogger::WriteLog("fsShellBrowsersEvents::Detach " + std::string(ex.what()));
}
catch (...)
{
ASSERT (FALSE);
vmsLogger::WriteLog("fsShellBrowsersEvents::Detach unknown exception");
}
m_bDetaching = false;
}
void fsShellBrowsersEvents::OnBeforeNavigate(LPDISPATCH, VARIANT *vtUrl, VARIANT *, VARIANT *, VARIANT *, VARIANT *, BOOL* pbCancel)
{
_bstr_t bstrUrl = vtUrl->bstrVal;
*pbCancel = Event (SBE_BEFORENAVIGATE, (DWORD)(LPCSTR) bstrUrl) == FALSE;
}
void fsShellBrowsersEvents::OnDownloadBegin()
{
Event (SBE_DLBEGIN);
}
void fsShellBrowsersEvents::OnDownloadComplete()
{
Event (SBE_DLCOMPLETE);
}
void fsShellBrowsersEvents::SetEventFunc(fntSHBrowserEvent pfn, LPVOID lpParam)
{
m_pfnEvents = pfn;
m_lpEventsParam = lpParam;
for (int i = 0; i < m_vBrowsers.size (); i++)
m_vBrowsers [i]->SetEventFunc (pfn, lpParam);
}
BOOL fsShellBrowsersEvents::Event(fsSHBrowserEvent ev, DWORD dwInfo)
{
if (m_bDetaching || is_Attached () == FALSE)
return FALSE;
if (m_pfnEvents)
return m_pfnEvents (this, ev, dwInfo, m_lpEventsParam);
return TRUE;
}
BOOL fsShellBrowsersEvents::is_Attached()
{
return m_spConnPt != NULL || m_vBrowsers.size () != 0;
}
IWebBrowser2* fsShellBrowsersEvents::get_WB()
{
return m_spWB;
}
void fsShellBrowsersEvents::OnDocumentComplete(LPDISPATCH pDisp, VARIANT *URL)
{
if (m_pWBRoot == pDisp)
{
Event (SBE_DOCUMENTCOMPLETE);
m_pWBRoot = NULL;
}
}
void fsShellBrowsersEvents::OnNavigateComplete2(LPDISPATCH pDisp, VARIANT *URL)
{
if (m_pWBRoot == NULL)
m_pWBRoot = pDisp;
}