openDecal/Native/DenAgent/URLCallback.cpp
erik d1442e3747 Initial commit: Complete open-source Decal rebuild
All 5 phases of the open-source Decal rebuild:

Phase 1: 14 decompiled .NET projects (Interop.*, Adapter, FileService, DecalUtil)
Phase 2: 10 native DLLs rewritten as C# COM servers with matching GUIDs
  - DecalDat, DHS, SpellFilter, DecalInput, DecalNet, DecalFilters
  - Decal.Core, DecalControls, DecalRender, D3DService
Phase 3: C++ shims for Inject.DLL (D3D9 hooking) and LauncherHook.DLL
Phase 4: DenAgent WinForms tray application
Phase 5: WiX installer and build script

25 C# projects building with 0 errors.
Native C++ projects require VS 2022 + Windows SDK (x86).

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-08 18:27:56 +01:00

123 lines
3.3 KiB
C++

// URLCallback.cpp : Implementation of cURLCallback
#include "stdafx.h"
#include "DenAgent.h"
#include "URLCallback.h"
#include "DownloadDlg.h"
/////////////////////////////////////////////////////////////////////////////
// cURLCallback
void cURLCallback::start( REFCLSID clsid, LPCWSTR szURL, DWORD dwMajor, DWORD dwMinor )
{
// Create the bind context
CComPtr< IBindCtx > pBindCtx;
::CreateAsyncBindCtx( 0, this, NULL, &pBindCtx );
HRESULT hRes = ::CoCreateInstance( CLSID_InternetZoneManager, NULL, CLSCTX_SERVER, IID_IInternetZoneManager,
reinterpret_cast< void ** >( &m_pZone ) );
_ASSERTE( SUCCEEDED( hRes ) );
m_pZone->GetZoneActionPolicy( URLZONE_INTERNET, URLACTION_DOWNLOAD_UNSIGNED_ACTIVEX, reinterpret_cast< BYTE * >( &m_dwOldPolicy ),
sizeof( DWORD ), URLZONEREG_HKCU );
DWORD dwPolicy = URLPOLICY_QUERY;
m_pZone->SetZoneActionPolicy( URLZONE_INTERNET, URLACTION_DOWNLOAD_UNSIGNED_ACTIVEX, reinterpret_cast< BYTE * >( &dwPolicy ),
sizeof( DWORD ), URLZONEREG_HKCU );
hRes = ::CoGetClassObjectFromURL( clsid, szURL, 0xFFFFFFFF, 0xFFFFFFFF, L"application/x-oleobject",
pBindCtx, CLSCTX_INPROC_SERVER, NULL, IID_IClassFactory, reinterpret_cast< void ** >( &m_pDlg->m_pFactory ) );
if( FAILED( hRes ) )
{
m_pDlg->EndDialog( IDCANCEL );
resetZone();
}
else if( hRes == S_OK )
{
m_pDlg->m_pFactory->LockServer( TRUE );
m_pDlg->EndDialog( IDOK );
resetZone();
}
// Otherwise, we'll assume that we're hapilly downloading asynchronously
}
void cURLCallback::stop()
{
m_pDlg->m_wndStop.EnableWindow( FALSE );
m_pBinding->Abort();
}
void cURLCallback::resetZone()
{
m_pZone->SetZoneActionPolicy( URLZONE_INTERNET, URLACTION_DOWNLOAD_UNSIGNED_ACTIVEX, reinterpret_cast< BYTE * >( &m_dwOldPolicy ),
sizeof( DWORD ), URLZONEREG_HKCU );
m_pZone.Release();
}
STDMETHODIMP cURLCallback::GetBindInfo( DWORD *pgrfBINF, BINDINFO *pbindinfo )
{
*pgrfBINF = BINDF_ASYNCHRONOUS | BINDF_GETNEWESTVERSION | BINDF_FROMURLMON | BINDF_IGNORESECURITYPROBLEM;
// Not changing the defaults in pbindinfo
return S_OK;
}
STDMETHODIMP cURLCallback::OnObjectAvailable( REFIID iid, IUnknown *pUnk )
{
// Save the object pointer
_ASSERTE( iid == IID_IClassFactory );
m_pDlg->m_pFactory = static_cast< IClassFactory * >( pUnk );
m_pDlg->m_pFactory->LockServer( TRUE );
return S_OK;
}
STDMETHODIMP cURLCallback::OnProgress( ULONG ulProgress, ULONG ulProgressMax, ULONG, LPCWSTR szStatusText )
{
USES_CONVERSION;
// Update the status in the dialog
m_pDlg->SetDlgItemText( IDC_STATUSTEXT, W2T( szStatusText ) );
m_pDlg->m_wndProgress.SetRange32( 0, ulProgressMax );
m_pDlg->m_wndProgress.SetPos( ulProgress );
return S_OK;
}
STDMETHODIMP cURLCallback::OnStartBinding( DWORD, IBinding *pBinding )
{
m_pBinding = pBinding;
m_pDlg->m_wndStop.EnableWindow();
return S_OK;
}
STDMETHODIMP cURLCallback::OnStopBinding( HRESULT hr, LPCWSTR strError )
{
USES_CONVERSION;
if( SUCCEEDED( hr ) )
m_pDlg->EndDialog( IDOK );
else
{
::AfxMessageBox( W2T( strError ), MB_ICONERROR | MB_OK, 0 );
m_pDlg->EndDialog( IDCANCEL );
}
resetZone();
m_pBinding.Release();
return S_OK;
}
STDMETHODIMP cURLCallback::GetWindow( REFGUID rguidReason, HWND *phwnd )
{
*phwnd = m_pDlg->m_hWnd;
return S_OK;
}