144 lines
3.6 KiB
C++
144 lines
3.6 KiB
C++
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//+---------------------------------------------------------------------------
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//
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// Microsoft Windows NT Security
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// Copyright (C) Microsoft Corporation, 1992 - 1999
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//
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// File: util.cpp
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//
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// Contents: Miscellaneous utility functions
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//
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// History: 12-May-97 kirtd Created
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//
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//----------------------------------------------------------------------------
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#include <stdpch.h>
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#include <urlmon.h>
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#include <hlink.h>
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#include "unicode.h"
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//
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// The following are stolen from SOFTPUB
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//
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void TUIGoLink(HWND hwndParent, WCHAR *pszWhere)
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{
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HCURSOR hcursPrev;
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HMODULE hURLMon;
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//
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// since we're a model dialog box, we want to go behind IE once it comes up!!!
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//
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SetWindowPos(hwndParent, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE);
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hcursPrev = SetCursor(LoadCursor(NULL, IDC_WAIT));
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hURLMon = (HMODULE)LoadLibraryU(L"urlmon.dll");
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if (!(hURLMon))
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{
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//
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// The hyperlink module is unavailable, go to fallback plan
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//
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//
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// This works in test cases, but causes deadlock problems when used from withing
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// the Internet Explorer itself. The dialog box is up (that is, IE is in a modal
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// dialog loop) and in comes this DDE request...).
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//
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DWORD cb;
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LPSTR psz;
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cb = WideCharToMultiByte(
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0,
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0,
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pszWhere,
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-1,
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NULL,
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0,
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NULL,
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NULL);
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if (NULL == (psz = new char[cb]))
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{
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return;
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}
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WideCharToMultiByte(
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0,
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0,
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pszWhere,
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-1,
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psz,
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cb,
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NULL,
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NULL);
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ShellExecute(hwndParent, "open", psz, NULL, NULL, SW_SHOWNORMAL);
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delete[] psz;
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}
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else
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{
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//
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// The hyperlink module is there. Use it
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//
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if (SUCCEEDED(CoInitialize(NULL))) // Init OLE if no one else has
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{
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//
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// allow com to fully init...
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//
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MSG msg;
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PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE); // peek but not remove
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typedef void (WINAPI *pfnHlinkSimpleNavigateToString)(LPCWSTR, LPCWSTR, LPCWSTR, IUnknown *,
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IBindCtx *, IBindStatusCallback *,
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DWORD, DWORD);
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pfnHlinkSimpleNavigateToString pProcAddr;
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pProcAddr = (pfnHlinkSimpleNavigateToString)GetProcAddress(hURLMon, TEXT("HlinkSimpleNavigateToString"));
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if (pProcAddr)
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{
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IBindCtx *pbc;
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pbc = NULL;
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CreateBindCtx( 0, &pbc );
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(*pProcAddr)(pszWhere, NULL, NULL, NULL, pbc, NULL, HLNF_OPENINNEWWINDOW, NULL);
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if (pbc)
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{
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pbc->Release();
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}
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}
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CoUninitialize();
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}
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FreeLibrary(hURLMon);
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}
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SetCursor(hcursPrev);
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}
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WCHAR *GetGoLink(SPC_LINK *psLink)
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{
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if (!(psLink))
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{
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return(NULL);
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}
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switch (psLink->dwLinkChoice)
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{
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case SPC_URL_LINK_CHOICE: return(psLink->pwszUrl);
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case SPC_FILE_LINK_CHOICE: return(psLink->pwszFile);
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case SPC_MONIKER_LINK_CHOICE: return(NULL); // TBDTBD!!!
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}
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return(NULL);
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}
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