118 lines
3.2 KiB
C++
118 lines
3.2 KiB
C++
// icwtutor.cpp : Defines the entry point for the application.
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//
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#include <windows.h>
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#include <urlmon.h>
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#include <mshtmhst.h>
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#include <locale.h>
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#define STR_BSTR 0
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#define STR_OLESTR 1
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#define ARRAYSIZE(a) (sizeof(a)/sizeof((a)[0]))
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#define A2B(x) (BSTR)A2W((LPSTR)(x), STR_BSTR)
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LPWSTR A2W (LPSTR psz, BYTE bType);
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BSTR GetHtmFileFromCommandLine (HINSTANCE hInst, LPSTR lpCmdLine);
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BOOL bFileFromCmdLine = FALSE;
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int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
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{
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HINSTANCE hinstMSHTML = NULL;
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#ifdef UNICODE
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// Initialize the C runtime locale to the system locale.
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setlocale(LC_ALL, "");
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#endif
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hinstMSHTML = LoadLibrary(TEXT("MSHTML.DLL"));
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if(hinstMSHTML)
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{
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SHOWHTMLDIALOGFN *pfnShowHTMLDialog = NULL;
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pfnShowHTMLDialog = (SHOWHTMLDIALOGFN*)GetProcAddress(hinstMSHTML, "ShowHTMLDialog");
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if(pfnShowHTMLDialog)
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{
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IMoniker *pmk = NULL;
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BSTR bstrHtmFilePath = NULL;
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bstrHtmFilePath = GetHtmFileFromCommandLine(hInstance, lpCmdLine);
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CreateURLMoniker(NULL, bstrHtmFilePath, &pmk);
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SysFreeString(bstrHtmFilePath);
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if(pmk)
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{
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if(bFileFromCmdLine)
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(*pfnShowHTMLDialog)(NULL, pmk, NULL, A2B("help: no"), NULL);
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else
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(*pfnShowHTMLDialog)(NULL, pmk, NULL, A2B("dialogWidth: 36.5em; dialogHeight: 25.5em; help: no"), NULL);
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pmk->Release();
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}
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}
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FreeLibrary(hinstMSHTML);
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}
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return 0;
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}
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BSTR GetHtmFileFromCommandLine(HINSTANCE hInst, LPSTR lpCmdLine)
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{
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CHAR szTemp [MAX_PATH*2] = "\0";
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if (*lpCmdLine == '\"')
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{
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lstrcpynA(szTemp,
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lpCmdLine + 1,
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lstrlenA(lpCmdLine) - 1);
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}
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else
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{
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lstrcpyA(szTemp,
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lpCmdLine);
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}
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if (GetFileAttributesA(szTemp) != 0xFFFFFFFF)
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{
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bFileFromCmdLine = TRUE;
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return A2B(szTemp);
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}
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lstrcpyA(szTemp, "res://");
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GetModuleFileNameA(hInst, szTemp + lstrlenA(szTemp), ARRAYSIZE(szTemp) - lstrlenA(szTemp));
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lstrcatA(szTemp, "/Default.htm");
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return A2B(szTemp);
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}
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LPWSTR A2W(LPSTR psz, BYTE bType)
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{
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int i;
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LPWSTR pwsz;
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if (!psz)
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return(NULL);
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// compute the length of the required BSTR
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if ((i = MultiByteToWideChar(CP_ACP, 0, psz, -1, NULL, 0)) <= 0)
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return NULL;
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switch (bType)
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{
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case STR_BSTR:
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// SysAllocStringLen adds 1
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pwsz = (LPWSTR)SysAllocStringLen(NULL, (i - 1));
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break;
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case STR_OLESTR:
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pwsz = (LPWSTR)CoTaskMemAlloc(i * sizeof(WCHAR));
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break;
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default:
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return(NULL);
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}
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if (!pwsz)
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return(NULL);
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MultiByteToWideChar(CP_ACP, 0, psz, -1, pwsz, i);
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pwsz[i - 1] = 0;
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return(pwsz);
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}
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