162 lines
3.2 KiB
C++
162 lines
3.2 KiB
C++
#include <urlmon.h>
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#include "cdlbsc.hpp"
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#include "resource.h"
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CodeDownloadBSC::CodeDownloadBSC( HWND hwnd, HWND hdlg, LPITEMIDLIST pidlUpdate )
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{
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_cRef = 1;
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_pIBinding = NULL;
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_hwnd = hwnd;
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_pidlUpdate = pidlUpdate;
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_hdlg = hdlg;
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}
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CodeDownloadBSC::~CodeDownloadBSC()
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{
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if ( _pidlUpdate )
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ILFree( _pidlUpdate );
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}
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HRESULT CodeDownloadBSC::Abort()
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{
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return _pIBinding->Abort();
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}
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/*
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*
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* IUnknown Methods
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*
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*/
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STDMETHODIMP CodeDownloadBSC::QueryInterface(REFIID riid, void **ppv)
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{
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HRESULT hr = E_NOINTERFACE;
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*ppv = NULL;
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if (riid == IID_IUnknown || riid == IID_IBindStatusCallback)
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{
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*ppv = (IBindStatusCallback *)this;
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}
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else if ( riid == IID_IWindowForBindingUI )
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{
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*ppv = (IWindowForBindingUI *)this;
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}
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if (*ppv != NULL)
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{
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((IUnknown *)*ppv)->AddRef();
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hr = S_OK;
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}
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return hr;
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}
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STDMETHODIMP_(ULONG) CodeDownloadBSC::AddRef()
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{
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return ++_cRef;
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}
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STDMETHODIMP_(ULONG) CodeDownloadBSC::Release()
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{
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if (--_cRef)
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{
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return _cRef;
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}
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delete this;
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return 0;
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}
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/*
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*
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* IBindStatusCallback Methods
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*
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*/
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STDMETHODIMP CodeDownloadBSC::OnStartBinding(DWORD grfBSCOption, IBinding *pib)
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{
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if (_pIBinding != NULL)
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{
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_pIBinding->Release();
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}
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_pIBinding = pib;
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if (_pIBinding != NULL)
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{
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_pIBinding->AddRef();
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}
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return S_OK;
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}
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STDMETHODIMP CodeDownloadBSC::OnStopBinding(HRESULT hresult, LPCWSTR szError)
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{
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if ( _hdlg != NULL )
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PostMessage(_hdlg, WM_COMMAND, DOWNLOAD_COMPLETE,
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SUCCEEDED(hresult) ? TRUE : FALSE);
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if ( SUCCEEDED(hresult) && _pidlUpdate )
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{
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SHChangeNotify(SHCNE_UPDATEITEM, SHCNF_IDLIST, _pidlUpdate, NULL);
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SHChangeNotifyHandleEvents();
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}
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return S_OK;
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}
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STDMETHODIMP CodeDownloadBSC::OnObjectAvailable(REFIID riid, IUnknown *punk)
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{
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if ( _hdlg != NULL )
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PostMessage(_hdlg, WM_COMMAND, DOWNLOAD_COMPLETE, TRUE );
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return S_OK;
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}
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STDMETHODIMP CodeDownloadBSC::GetPriority(LONG *pnPriority)
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{
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return S_OK;
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}
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STDMETHODIMP CodeDownloadBSC::OnLowResource(DWORD dwReserved)
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{
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return S_OK;
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}
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STDMETHODIMP CodeDownloadBSC::OnProgress(ULONG ulProgress, ULONG ulProgressMax,
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ULONG ulStatusCode,
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LPCWSTR szStatusText)
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{
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if ( _hdlg != NULL )
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{
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// convert progress to a percentage - 0->100
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LPARAM lprog;
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if ( ulStatusCode == BINDSTATUS_ENDDOWNLOADDATA )
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lprog = 100;
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else
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lprog = (ulProgressMax != 0)? (ulProgress * 100) / ulProgressMax : 0;
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PostMessage(_hdlg, WM_COMMAND, DOWNLOAD_PROGRESS, lprog );
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}
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return S_OK;
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}
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STDMETHODIMP CodeDownloadBSC::GetBindInfo(DWORD *pgrfBINDF, BINDINFO *pbindInfo)
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{
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// *pgrfBINDF |= BINDF_SILENTOPERATION;
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return S_OK;
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}
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STDMETHODIMP CodeDownloadBSC::OnDataAvailable(DWORD grfBSCF, DWORD dwSize,
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FORMATETC *pformatetc,
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STGMEDIUM *pstgmed)
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{
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return S_OK;
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}
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STDMETHODIMP CodeDownloadBSC::GetWindow( REFGUID rguidReason, HWND __RPC_FAR *phwnd )
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{
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*phwnd = _hwnd;
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return S_OK;
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}
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