134 lines
3.6 KiB
C++
134 lines
3.6 KiB
C++
/*-----------------------------------------------------------------------------
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progress.cpp
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Download thread and progress update. Part of CRefDial
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History:
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1/11/98 DONALDM Moved to new ICW project and string
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and nuked 16 bit stuff
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-----------------------------------------------------------------------------*/
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#include "stdafx.h"
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#include "icwhelp.h"
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#include "refdial.h"
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#include "icwdl.h"
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#define MAX_EXIT_RETRIES 10
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extern BOOL MinimizeRNAWindowEx();
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void WINAPI MyProgressCallBack
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(
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HINTERNET hInternet,
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DWORD_PTR dwContext,
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DWORD dwInternetStatus,
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LPVOID lpvStatusInformation,
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DWORD dwStatusInformationLength
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)
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{
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CRefDial *pRefDial = (CRefDial *)dwContext;
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int prc;
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if (!dwContext)
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return;
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switch(dwInternetStatus)
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{
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case CALLBACK_TYPE_PROGRESS:
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prc = *(int*)lpvStatusInformation;\
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// Set the status string ID
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pRefDial->m_DownloadStatusID = IDS_RECEIVING_RESPONSE;
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// Post a message to fire an event
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PostMessage(pRefDial->m_hWnd, WM_DOWNLOAD_PROGRESS, prc, 0);
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break;
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case CALLBACK_TYPE_URL:
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if (lpvStatusInformation)
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lstrcpy(pRefDial->m_szRefServerURL, (LPTSTR)lpvStatusInformation);
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break;
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default:
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TraceMsg(TF_GENERAL, TEXT("CONNECT:Unknown Internet Status (%d).\n"),dwInternetStatus);
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pRefDial->m_DownloadStatusID = 0;
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break;
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}
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}
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DWORD WINAPI DownloadThreadInit(LPVOID lpv)
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{
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HRESULT hr = ERROR_NOT_ENOUGH_MEMORY;
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CRefDial *pRefDial = (CRefDial*)lpv;
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HINSTANCE hDLDLL = NULL; // Download .DLL
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HINSTANCE hADDll = NULL;
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FARPROC fp;
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MinimizeRNAWindowEx();
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hDLDLL = LoadLibrary(DOWNLOAD_LIBRARY);
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if (!hDLDLL)
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{
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hr = ERROR_DOWNLOAD_NOT_FOUND;
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AssertMsg(0,TEXT("icwdl missing"));
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goto ThreadInitExit;
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}
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// Set up for download
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//
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fp = GetProcAddress(hDLDLL,DOWNLOADINIT);
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AssertMsg(fp != NULL,TEXT("DownLoadInit API missing"));
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hr = ((PFNDOWNLOADINIT)fp)(pRefDial->m_szUrl, (DWORD_PTR FAR *)pRefDial, &pRefDial->m_dwDownLoad, pRefDial->m_hWnd);
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if (hr != ERROR_SUCCESS)
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goto ThreadInitExit;
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// Set up call back for progress dialog
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//
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fp = GetProcAddress(hDLDLL,DOWNLOADSETSTATUS);
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Assert(fp);
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hr = ((PFNDOWNLOADSETSTATUS)fp)(pRefDial->m_dwDownLoad,(INTERNET_STATUS_CALLBACK)MyProgressCallBack);
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// Download stuff MIME multipart
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//
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fp = GetProcAddress(hDLDLL,DOWNLOADEXECUTE);
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Assert(fp);
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hr = ((PFNDOWNLOADEXECUTE)fp)(pRefDial->m_dwDownLoad);
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if (hr)
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{
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goto ThreadInitExit;
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}
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fp = GetProcAddress(hDLDLL,DOWNLOADPROCESS);
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Assert(fp);
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hr = ((PFNDOWNLOADPROCESS)fp)(pRefDial->m_dwDownLoad);
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if (hr)
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{
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goto ThreadInitExit;
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}
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hr = ERROR_SUCCESS;
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ThreadInitExit:
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// Clean up
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//
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if (pRefDial->m_dwDownLoad)
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{
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fp = GetProcAddress(hDLDLL,DOWNLOADCLOSE);
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Assert(fp);
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((PFNDOWNLOADCLOSE)fp)(pRefDial->m_dwDownLoad);
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pRefDial->m_dwDownLoad = 0;
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}
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// Call the OnDownLoadCompelete method
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PostMessage(pRefDial->m_hWnd, WM_DOWNLOAD_DONE, 0, 0);
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// Free the libs used to do the download
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if (hDLDLL)
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FreeLibrary(hDLDLL);
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if (hADDll)
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FreeLibrary(hADDll);
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return hr;
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}
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