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886 lines
24 KiB
886 lines
24 KiB
//____________________________________________________________________________
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1997 - 1999
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//
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// File: ScriptHost.cpp
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//
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// Contents: CScriptHostMgr & CScriptHost implementation.
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//
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// History: 11/05/1999 AnandhaG Created
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//____________________________________________________________________________
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//
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#include "stdafx.h"
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#include "scripthost.h"
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//+-------------------------------------------------------------------
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// MMCObjectName is the name scripts will use to refer to mmc object.
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//
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// Example:
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//
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// Dim doc
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// Dim snapins
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// Set doc = MMCApplication.Document
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// Set snapins = doc.snapins
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// snapins.Add "{58221c66-ea27-11cf-adcf-00aa00a80033}" ' the services snap-in
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//
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//+-------------------------------------------------------------------
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const LPOLESTR MMCObjectName = OLESTR("MMCApplication");
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//+-------------------------------------------------------------------
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//
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// Member: CScriptHostMgr::ScInitScriptHostMgr
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//
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// Synopsis: Get the ITypeInfo of this instance of mmc.
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//
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// Arguments: [pDispatch]
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//
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// Returns: SC
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//
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//--------------------------------------------------------------------
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CScriptHostMgr::CScriptHostMgr(LPDISPATCH pDispatch)
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{
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m_spMMCObjectDispatch = pDispatch;
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// It is ok if below fails. These interfaces (dispatch & typeinfo) are required
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// in CScriptHost::GetItemInfo method, so that this object can be given to engine.
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pDispatch->GetTypeInfo(1, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), &m_spMMCObjectTypeInfo);
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}
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CScriptHostMgr::~CScriptHostMgr()
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{
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DECLARE_SC(sc, _T("CScriptHostMgr::~CScriptHostMgr"));
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// The script manager is going away so ask all the script
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// hosts to finish their scripts & then destroy them.
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sc = ScDestroyScriptHosts();
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}
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SC CScriptHostMgr::ScGetMMCObject(LPUNKNOWN *ppunkItem)
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{
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DECLARE_SC(sc, TEXT("CScriptHostMgr::ScGetMMCObject"));
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sc = ScCheckPointers(ppunkItem);
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if (sc)
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return sc;
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if (m_spMMCObjectDispatch)
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{
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*ppunkItem = m_spMMCObjectDispatch;
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return sc;
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}
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return (sc = E_FAIL);
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}
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SC CScriptHostMgr::ScGetMMCTypeInfo(LPTYPEINFO *ppTypeInfo)
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{
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DECLARE_SC(sc, TEXT("CScriptHostMgr::ScGetMMCObject"));
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sc = ScCheckPointers(ppTypeInfo);
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if (sc)
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return sc;
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if (m_spMMCObjectDispatch)
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{
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*ppTypeInfo = m_spMMCObjectTypeInfo;
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return sc;
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}
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return (sc = E_FAIL);
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}
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//+-------------------------------------------------------------------
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//
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// Member: ScGetScriptEngineFromExtn
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//
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// Synopsis: Using the file extension get the script engine & Clsid.
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//
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// Arguments: [strFileExtn] - Script extension.
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// [strScriptEngine] - Type script.
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// [rClsid] - CLSID of engine.
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//
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// Returns: SC
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//
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//--------------------------------------------------------------------
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SC CScriptHostMgr::ScGetScriptEngineFromExtn(const tstring& strFileExtn,
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tstring& strScriptEngine,
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CLSID& rClsid)
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{
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DECLARE_SC(sc, _T("CScriptHostMgr::ScGetScriptEngine"));
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CRegKey regKey;
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// Open the extension.
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LONG lRet = regKey.Open(HKEY_CLASSES_ROOT, strFileExtn.data(), KEY_READ);
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if (ERROR_SUCCESS != lRet)
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{
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sc.FromWin32(lRet);
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return sc;
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}
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TCHAR szTemp[MAX_PATH];
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DWORD dwLen = MAX_PATH;
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tstring strTemp;
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// Read the default value, the location of file association data.
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lRet = regKey.QueryValue(szTemp, NULL, &dwLen);
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if (ERROR_SUCCESS != lRet)
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{
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sc.FromWin32(lRet);
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return sc;
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}
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ASSERT(dwLen > 0);
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// Open the HKCR/FileAssocLoc/ScriptEngine.
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strTemp = szTemp;
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strTemp += _T("\\");
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strTemp += SCRIPT_ENGINE_KEY;
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lRet = regKey.Open(HKEY_CLASSES_ROOT, strTemp.data(), KEY_READ);
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if (ERROR_SUCCESS != lRet)
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{
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sc.FromWin32(lRet);
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return sc;
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}
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// Now read the ScriptEngine default value.
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dwLen = MAX_PATH;
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lRet = regKey.QueryValue(szTemp, NULL, &dwLen);
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if (ERROR_SUCCESS != lRet)
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{
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sc.FromWin32(lRet);
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return sc;
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}
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ASSERT(dwLen > 0);
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strScriptEngine = szTemp;
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// Read HKCR/ScriptEngine/CLSID for ScriptEngine clsid.
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strTemp = strScriptEngine + _T("\\");
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strTemp += CLSIDSTR;
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lRet = regKey.Open(HKEY_CLASSES_ROOT, strTemp.data(), KEY_READ);
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if (ERROR_SUCCESS != lRet)
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{
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sc.FromWin32(lRet);
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return sc;
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}
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// Read the CLSID value.
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dwLen = MAX_PATH;
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lRet = regKey.QueryValue(szTemp, NULL, &dwLen);
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if (ERROR_SUCCESS != lRet)
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{
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sc.FromWin32(lRet);
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return sc;
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}
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ASSERT(dwLen > 0);
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USES_CONVERSION;
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LPOLESTR lpClsid = T2OLE(szTemp);
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sc = CLSIDFromString(lpClsid, &rClsid);
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if (sc)
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return sc;
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return (sc);
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}
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//+-------------------------------------------------------------------
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//
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// Member: ScGetScriptEngine
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//
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// Synopsis: [strFileName] - Script file name.
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// [eScriptType] - Type script.
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// [rClsid] - CLSID of engine.
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//
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// Arguments:
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//
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// Returns: SC
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//
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//--------------------------------------------------------------------
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SC CScriptHostMgr::ScGetScriptEngine(const tstring& strFileName,
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tstring& strScriptEngine,
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CLSID& rClsid)
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{
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DECLARE_SC(sc, _T("CScriptHostMgr::ScGetScriptEngine"));
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// Is this required, the file is already read.
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// It is a file & it exists.
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DWORD dwAttr = GetFileAttributes(strFileName.data());
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if (-1 == dwAttr)
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{
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// What if lasterror is overwritten?
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sc.FromWin32(::GetLastError());
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return sc;
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}
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// Get the extension (look for . from end).
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int iPos = strFileName.rfind(_T('.'));
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tstring strExtn;
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if (-1 != iPos)
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{
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strExtn = strFileName.substr(iPos, strFileName.length());
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}
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else
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{
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sc = E_UNEXPECTED;
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return sc;
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}
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sc = ScGetScriptEngineFromExtn(strExtn, strScriptEngine, rClsid);
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if (sc)
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return sc;
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return (sc);
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}
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//+-------------------------------------------------------------------
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//
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// Member: ScLoadScriptFromFile
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//
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// Synopsis: Allocate memory & Load the script from the given file.
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//
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// Arguments: [strFileName] - File to be loaded.
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// [pszScriptContents] - Memory buffer containing the script
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// contents (See note).
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//
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// Note: The caller should call HeapFree() to free the pszScriptContents.
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//
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// Returns: SC
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//
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//--------------------------------------------------------------------
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SC CScriptHostMgr::ScLoadScriptFromFile (const tstring& strFileName, LPOLESTR* pszScriptText)
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{
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DECLARE_SC(sc, _T("CScriptHostMgr::ScLoadScriptFromFile"));
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sc = ScCheckPointers(pszScriptText);
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if (sc)
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return sc;
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*pszScriptText = NULL;
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// Open the file.
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HANDLE hFile = ::CreateFile(strFileName.data(),
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GENERIC_READ,
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FILE_SHARE_READ,
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NULL,
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OPEN_EXISTING,
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FILE_ATTRIBUTE_NORMAL,
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NULL );
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if (hFile == INVALID_HANDLE_VALUE)
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{
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sc.FromWin32(::GetLastError());
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return sc;
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}
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HANDLE hFileMap = NULL;
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LPSTR pszMBCS = NULL;
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DWORD dwFileSize = ::GetFileSize(hFile, NULL);
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if (dwFileSize == 0xFFFFFFFF)
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{
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sc.FromWin32(::GetLastError());
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goto FileError;
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}
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if (dwFileSize == 0)
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{
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sc = E_UNEXPECTED;
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goto FileError;
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}
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// Create a file mapping object.
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hFileMap = ::CreateFileMapping(hFile,
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NULL,
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PAGE_READONLY,
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0, dwFileSize,
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NULL );
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if (hFileMap == NULL)
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{
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sc.FromWin32(::GetLastError());
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goto FileError;
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}
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// Dummy block.
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{
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// Map the file into memory.
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pszMBCS = (LPSTR) ::MapViewOfFile(hFileMap,
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FILE_MAP_READ,
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0, 0,
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0 );
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if (pszMBCS == NULL)
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{
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sc.FromWin32(::GetLastError());
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goto FileMapError;
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}
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// Get the size of buffer needed.
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int n = ::MultiByteToWideChar(CP_ACP,
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0,
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pszMBCS, dwFileSize,
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NULL, 0 );
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//
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// Allocate script text buffer. +1 for EOS.
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//
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LPOLESTR pszText;
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pszText = (LPOLESTR) ::HeapAlloc(::GetProcessHeap(),
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0,
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(n + 2) * sizeof(wchar_t) );
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if (pszText == NULL)
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{
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sc.FromWin32(::GetLastError());
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goto FileAllocError;
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}
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// Store file as WCHAR inthe buffer.
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::MultiByteToWideChar(CP_ACP,
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0,
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pszMBCS, dwFileSize,
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pszText, n );
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//
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// Remove legacy EOF character.
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//
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if (pszText[n - 1] == 0x1A)
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{
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pszText[n - 1] = '\n';
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}
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pszText[n] = '\n';
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pszText[n + 1] = '\0';
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*pszScriptText = pszText;
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}
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FileAllocError:
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::UnmapViewOfFile(pszMBCS);
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FileMapError:
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::CloseHandle(hFileMap);
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FileError:
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::CloseHandle(hFile);
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//NoError:
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return sc;
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}
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//+-------------------------------------------------------------------
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//
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// Member: ScExecuteScript
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//
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// Synopsis: Execute given script file.
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//
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// Arguments: [strFileName] - The script file.
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//
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// Returns: SC
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//
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//--------------------------------------------------------------------
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SC CScriptHostMgr::ScExecuteScript(const tstring& strFileName)
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{
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DECLARE_SC(sc, _T("CScriptHostMgr::ScExecuteScript"));
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CHeapAllocMemPtr<OLECHAR> spszFileContents;
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sc = ScLoadScriptFromFile(strFileName, &spszFileContents);
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if (sc)
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return sc;
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tstring strScriptEngine;
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CLSID EngineClsid;
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// Validate the file, get the script engine and script type.
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sc = ScGetScriptEngine(strFileName, strScriptEngine, EngineClsid);
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if (sc)
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return sc;
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sc = ScExecuteScriptHelper(spszFileContents, strScriptEngine, EngineClsid);
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return sc;
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}
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//+-------------------------------------------------------------------
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//
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// Member: ScExecuteScript
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//
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// Synopsis: Execute given script.
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//
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// Arguments: [pszScriptText] - The script itself.
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// [strExtn] - The script file extension.
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//
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// Note: The extension is used to determine the script
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// engine (as shell does).
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//
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// Returns: SC
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//
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//--------------------------------------------------------------------
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SC CScriptHostMgr::ScExecuteScript(LPOLESTR pszScriptText, const tstring& strExtn)
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{
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DECLARE_SC(sc, _T("CScriptHostMgr::ScExecuteScript"));
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tstring strScriptEngine;
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CLSID EngineClsid;
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// Validate the file, get the script engine and script type.
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sc = ScGetScriptEngineFromExtn(strExtn, strScriptEngine, EngineClsid);
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if (sc)
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return sc;
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sc = ScExecuteScriptHelper(pszScriptText, strScriptEngine, EngineClsid);
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return sc;
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}
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//+-------------------------------------------------------------------
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//
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// Member: ScExecuteScriptHelper
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//
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// Synopsis: Helper for ScExecuteScript, Create the Script Host &
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// asks it to run the script.
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//
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// Arguments: [pszScriptText] - The script contents.
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// [strScriptEngine] - The script engine name.
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// [EngineClsid]
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//
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// Returns: SC
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//
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//--------------------------------------------------------------------
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SC CScriptHostMgr::ScExecuteScriptHelper (LPCOLESTR pszScriptText,
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const tstring strScriptEngine,
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const CLSID& EngineClsid)
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{
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DECLARE_SC(sc, _T("ScExecuteScriptHelper"));
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// Create CScriptHost and ask it to run the script.
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CComObject<CScriptHost>* pScriptHost = NULL;
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sc = CComObject<CScriptHost>::CreateInstance(&pScriptHost);
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if (sc)
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return sc;
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if (NULL == pScriptHost)
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return (sc = E_FAIL);
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IUnknownPtr spUnknown = pScriptHost;
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if (NULL == spUnknown)
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return (sc = E_UNEXPECTED);
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m_ArrayOfHosts.push_back(spUnknown);
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sc = pScriptHost->ScRunScript(this, pszScriptText, strScriptEngine, EngineClsid);
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if (sc)
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return sc;
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return (sc);
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}
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//+-------------------------------------------------------------------
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//
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// Member: ScDestroyScriptHosts
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//
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// Synopsis: Stop all the running scripts and destroy all
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// script hosts.
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//
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// Arguments:
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//
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// Returns: SC
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//
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//--------------------------------------------------------------------
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SC CScriptHostMgr::ScDestroyScriptHosts()
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{
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DECLARE_SC(sc, _T("CScriptHostMgr::ScStopAllScripts"));
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// Ask each script host created to stop its script.
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ArrayOfScriptHosts::iterator it = m_ArrayOfHosts.begin();
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for (;it != m_ArrayOfHosts.end(); ++it)
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{
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CScriptHost* pScriptHost = dynamic_cast<CScriptHost*>(it->GetInterfacePtr());
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sc = ScCheckPointers(pScriptHost, E_UNEXPECTED);
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if (sc)
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return sc;
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sc = pScriptHost->ScStopScript();
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}
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// This clear will call release on the IUnknown smart-pointers (that are in this array).
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m_ArrayOfHosts.clear();
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return sc;
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}
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CScriptHost::CScriptHost() :
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m_pScriptHostMgr(NULL)
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{
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}
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CScriptHost::~CScriptHost()
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{
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}
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|
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//+-------------------------------------------------------------------
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//
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// Member: ScRunScript
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//
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// Synopsis: Run the given script
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//
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// Arguments: [pMgr] - Object that manages all CScriptHosts.
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// [strScript] - The script itself.
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// [strEngineName] - Script engine name.
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// [rEngineClsid] - The script engine that runs this script.
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//
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// Returns: SC
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//
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//--------------------------------------------------------------------
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SC CScriptHost::ScRunScript(CScriptHostMgr* pMgr, LPCOLESTR pszScriptText,
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const tstring& strEngineName, const CLSID& rEngineClsid)
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{
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DECLARE_SC(sc, _T("CScriptHost::ScRunScript"));
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m_pScriptHostMgr = pMgr;
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sc = ScCheckPointers(m_pScriptHostMgr, E_UNEXPECTED);
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if (sc)
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return sc;
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m_strScriptEngine = strEngineName;
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m_EngineClsid = rEngineClsid;
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// Now create the script engine.
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LPUNKNOWN* pUnknown = NULL;
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sc = CoCreateInstance(m_EngineClsid, NULL, CLSCTX_INPROC_SERVER,
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IID_IActiveScript, (void **)&m_spActiveScriptEngine);
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if (sc)
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return sc;
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m_spActiveScriptParser = m_spActiveScriptEngine;
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if (NULL == m_spActiveScriptParser)
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{
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m_spActiveScriptEngine = NULL; // Release the engine.
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return (sc = E_FAIL);
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}
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sc = m_spActiveScriptEngine->SetScriptSite(this);
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if (sc)
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return sc;
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sc = m_spActiveScriptParser->InitNew();
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if (sc)
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return sc;
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// Add MMC objects to the top-level.
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sc = m_spActiveScriptEngine->AddNamedItem(MMCObjectName,
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SCRIPTITEM_ISSOURCE |
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SCRIPTITEM_GLOBALMEMBERS |
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SCRIPTITEM_ISVISIBLE);
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if (sc)
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{
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m_spActiveScriptEngine = NULL;
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m_spActiveScriptParser = NULL;
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return sc;
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|
}
|
|
|
|
sc = m_spActiveScriptParser->ParseScriptText(pszScriptText, NULL, NULL, NULL,
|
|
0, 0, 0L, NULL, NULL);
|
|
if (sc)
|
|
{
|
|
m_spActiveScriptEngine = NULL;
|
|
m_spActiveScriptParser = NULL;
|
|
return sc;
|
|
}
|
|
|
|
sc = m_spActiveScriptEngine->SetScriptState(SCRIPTSTATE_CONNECTED);
|
|
if (sc)
|
|
{
|
|
m_spActiveScriptEngine = NULL;
|
|
m_spActiveScriptParser = NULL;
|
|
return sc;
|
|
}
|
|
|
|
return sc;
|
|
}
|
|
|
|
//+-------------------------------------------------------------------
|
|
//
|
|
// Member: ScStopScript
|
|
//
|
|
// Synopsis: Stop the script engine.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: SC
|
|
//
|
|
//--------------------------------------------------------------------
|
|
SC CScriptHost::ScStopScript ()
|
|
{
|
|
DECLARE_SC(sc, _T("CScriptHost::ScStopScript"));
|
|
|
|
sc = ScCheckPointers(m_spActiveScriptEngine, E_UNEXPECTED);
|
|
if (sc)
|
|
return sc;
|
|
|
|
sc = m_spActiveScriptEngine->SetScriptState(SCRIPTSTATE_DISCONNECTED);
|
|
sc = m_spActiveScriptEngine->Close();
|
|
|
|
return (sc);
|
|
}
|
|
|
|
//+-------------------------------------------------------------------
|
|
//
|
|
// Member: GetLCID
|
|
//
|
|
// Synopsis: Return the Lang Id to Script engine.
|
|
//
|
|
// Arguments: [plcid] - Language Identifier.
|
|
//
|
|
// Returns: HRESULT
|
|
//
|
|
//--------------------------------------------------------------------
|
|
STDMETHODIMP CScriptHost::GetLCID( LCID *plcid)
|
|
{
|
|
DECLARE_SC(sc, _T("CScriptHost::GetLCID"));
|
|
sc = ScCheckPointers(plcid);
|
|
if (sc)
|
|
return sc.ToHr();
|
|
|
|
*plcid = MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT);
|
|
|
|
return sc.ToHr();
|
|
}
|
|
|
|
//+-------------------------------------------------------------------
|
|
//
|
|
// Member: GetItemInfo
|
|
//
|
|
// Synopsis: Return IUnknown or ITypeInfo of the item added using
|
|
// IActiveScript::AddNamedItem. Called by script engine.
|
|
//
|
|
// Arguments: [pstrName] - The item that was added.
|
|
// [dwReturnMask] - Request (IUnknown or ITypeInfo).
|
|
// [ppunkItem] - IUnknown returned if requested.
|
|
// [ppTypeInfo] - ITypeInfo returned if requested.
|
|
//
|
|
// Returns: HRESULT
|
|
//
|
|
//--------------------------------------------------------------------
|
|
STDMETHODIMP CScriptHost::GetItemInfo( LPCOLESTR pstrName, DWORD dwReturnMask,
|
|
IUnknown **ppunkItem, ITypeInfo **ppTypeInfo)
|
|
{
|
|
DECLARE_SC(sc, _T("CScriptHost::GetItemInfo"));
|
|
|
|
// The IUnknown** & ITypeInfo** can be NULL.
|
|
if (ppunkItem)
|
|
*ppunkItem = NULL;
|
|
|
|
if (ppTypeInfo)
|
|
*ppTypeInfo = NULL;
|
|
|
|
// Make sure it is our object being requested.
|
|
if (_wcsicmp(MMCObjectName, pstrName))
|
|
return (sc = TYPE_E_ELEMENTNOTFOUND).ToHr();
|
|
|
|
sc = ScCheckPointers(m_pScriptHostMgr, E_UNEXPECTED);
|
|
if (sc)
|
|
return sc.ToHr();
|
|
|
|
if (dwReturnMask & SCRIPTINFO_IUNKNOWN)
|
|
{
|
|
if (ppunkItem)
|
|
{
|
|
sc = m_pScriptHostMgr->ScGetMMCObject(ppunkItem);
|
|
if (sc)
|
|
return sc.ToHr();
|
|
|
|
(*ppunkItem)->AddRef();
|
|
}
|
|
else
|
|
return (sc = E_POINTER).ToHr();
|
|
}
|
|
|
|
|
|
if (dwReturnMask & SCRIPTINFO_ITYPEINFO)
|
|
{
|
|
if (ppTypeInfo)
|
|
{
|
|
sc = m_pScriptHostMgr->ScGetMMCTypeInfo(ppTypeInfo);
|
|
if (sc)
|
|
return sc.ToHr();
|
|
|
|
(*ppTypeInfo)->AddRef();
|
|
}
|
|
else
|
|
return (sc = E_POINTER).ToHr();
|
|
|
|
}
|
|
|
|
return sc.ToHr();
|
|
}
|
|
|
|
//+-------------------------------------------------------------------
|
|
//
|
|
// Member: GetDocVersionString
|
|
//
|
|
// Synopsis: This retrieves a host-defined string that uniquely
|
|
// identifies the current script (document) version from
|
|
// the host's point of view. Called by script engine.
|
|
//
|
|
// Arguments: [pbstrVersionString] - The doc version string.
|
|
//
|
|
// Returns: HRESULT
|
|
//
|
|
//--------------------------------------------------------------------
|
|
STDMETHODIMP CScriptHost::GetDocVersionString( BSTR *pbstrVersionString)
|
|
{
|
|
DECLARE_SC(sc, _T("CScriptHost::GetDocVersionString"));
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
//+-------------------------------------------------------------------
|
|
//
|
|
// Member: OnScriptTerminate
|
|
//
|
|
// Synopsis: Called by engine when the script has completed execution.
|
|
//
|
|
// Arguments: [pvarResult] - Script results.
|
|
// [pexcepinfo] - Any exceptions generated.
|
|
//
|
|
// Returns: HRESULT
|
|
//
|
|
//--------------------------------------------------------------------
|
|
STDMETHODIMP CScriptHost::OnScriptTerminate( const VARIANT *pvarResult,
|
|
const EXCEPINFO *pexcepinfo)
|
|
{
|
|
DECLARE_SC(sc, _T("CScriptHost::OnScriptTerminate"));
|
|
|
|
return sc.ToHr();
|
|
}
|
|
|
|
//+-------------------------------------------------------------------
|
|
//
|
|
// Member: OnStateChange
|
|
//
|
|
// Synopsis: Called by engine when its state changes.
|
|
//
|
|
// Arguments: [ssScriptState] - New state.
|
|
//
|
|
// Returns: HRESULT
|
|
//
|
|
//--------------------------------------------------------------------
|
|
STDMETHODIMP CScriptHost::OnStateChange(SCRIPTSTATE ssScriptState)
|
|
{
|
|
DECLARE_SC(sc, _T("CScriptHost::OnStateChange"));
|
|
|
|
return sc.ToHr();
|
|
}
|
|
|
|
//+-------------------------------------------------------------------
|
|
//
|
|
// Member: OnScriptError
|
|
//
|
|
// Synopsis: Engine informs that an execution error occurred
|
|
// while it was running the script.
|
|
//
|
|
// Arguments: [pase ] - Host can obtain info about execution
|
|
// error using this interface.
|
|
//
|
|
// Returns: HRESULT
|
|
//
|
|
//--------------------------------------------------------------------
|
|
STDMETHODIMP CScriptHost::OnScriptError(IActiveScriptError *pase)
|
|
{
|
|
DECLARE_SC(sc, _T("CScriptHost::OnScriptError"));
|
|
sc = ScCheckPointers(pase);
|
|
if (sc)
|
|
return sc.ToHr();
|
|
|
|
// For test purposes. We need to provide much better debug info,
|
|
// We will hookup the ScriptDebugger for this.
|
|
BSTR bstrSourceLine;
|
|
sc = pase->GetSourceLineText(&bstrSourceLine);
|
|
|
|
EXCEPINFO exinfo;
|
|
ZeroMemory(&exinfo, sizeof(exinfo));
|
|
sc = pase->GetExceptionInfo(&exinfo);
|
|
|
|
DWORD dwSourceContext = 0;
|
|
ULONG ulLineNumber = -1;
|
|
LONG lCharPos = -1;
|
|
sc = pase->GetSourcePosition(&dwSourceContext, &ulLineNumber, &lCharPos);
|
|
|
|
return sc.ToHr();
|
|
}
|
|
|
|
//+-------------------------------------------------------------------
|
|
//
|
|
// Member: OnEnterScript
|
|
//
|
|
// Synopsis: Engine informs that it has begun executing script.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: HRESULT
|
|
//
|
|
//--------------------------------------------------------------------
|
|
STDMETHODIMP CScriptHost::OnEnterScript(void)
|
|
{
|
|
DECLARE_SC(sc, _T("CScriptHost::OnEnterScript"));
|
|
|
|
return sc.ToHr();
|
|
}
|
|
|
|
//+-------------------------------------------------------------------
|
|
//
|
|
// Member: OnEnterScript
|
|
//
|
|
// Synopsis: Engine informs that it has returned from executing script.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: HRESULT
|
|
//
|
|
//--------------------------------------------------------------------
|
|
STDMETHODIMP CScriptHost::OnLeaveScript(void)
|
|
{
|
|
DECLARE_SC(sc, _T("CScriptHost::OnLeaveScript"));
|
|
|
|
return sc.ToHr();
|
|
}
|
|
|
|
//+-------------------------------------------------------------------
|
|
//
|
|
// Member: GetWindow
|
|
//
|
|
// Synopsis: Engine asks for window that can be parent of a popup
|
|
// it can display.
|
|
//
|
|
// Arguments: [phwnd ] - Parent window.
|
|
//
|
|
// Returns: HRESULT
|
|
//
|
|
//--------------------------------------------------------------------
|
|
STDMETHODIMP CScriptHost::GetWindow(HWND *phwnd)
|
|
{
|
|
DECLARE_SC(sc, _T("CScriptHost::GetWindow"));
|
|
|
|
return sc.ToHr();
|
|
}
|
|
|
|
//+-------------------------------------------------------------------
|
|
//
|
|
// Member: EnableModeless
|
|
//
|
|
// Synopsis: Enables/Disables modelessness of parent window.
|
|
//
|
|
// Arguments: [fEnable ] - Enable/Disable.
|
|
//
|
|
// Returns: HRESULT
|
|
//
|
|
//--------------------------------------------------------------------
|
|
STDMETHODIMP CScriptHost::EnableModeless(BOOL fEnable)
|
|
{
|
|
DECLARE_SC(sc, _T("CScriptHost::EnableModeless"));
|
|
|
|
return sc.ToHr();
|
|
}
|
|
|