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engine.h

  • Artigo

#ifndef ENGINE_H // {
#define ENGINE_H

const DWORD threadNone = 0xFFFFFFFF;

// The error has been reported to the host via IActiveScriptSite::OnScriptError
const HRESULT SCRIPT_E_REPORTED = 0x80020101L;

class ScriptEngine :
public IActiveScript,
public IActiveScriptParse,
public IActiveScriptParseProcedure2,
public IObjectSafety
{
private:

    long m_cref;
IActiveScriptSite * m_psite;
SCRIPTSTATE m_state;
DWORD m_thread;

    NamedItemList * m_pNamedItemList;

    ScriptEngine();
~ScriptEngine();

    void ChangeScriptState(SCRIPTSTATE state);

    BOOL IsInitialized(void);
HRESULT VerifyThread(void);
HRESULT Uninitialize(void);
HRESULT Initialize(void);
HRESULT Start(void);
HRESULT Execute(void);
HRESULT StopEngine(void);
HRESULT Connect(void);
HRESULT TemporarilyDisconnectEventSinks(void);
HRESULT FullyDisconnectEventSinks(void);
HRESULT ConnectEventSinks(void);
HRESULT ReconnectEventSinks(void);

public:

    static HRESULT Create(ScriptEngine * * ppEngine);

    // IUnknown
STDMETHOD(QueryInterface)(REFIID riid, void * * ppv);
STDMETHOD_(ULONG,AddRef)(void);
STDMETHOD_(ULONG,Release)(void);

    // IActiveScript
STDMETHOD(SetScriptSite)(IActiveScriptSite * psite);
STDMETHOD(GetScriptSite)(REFIID riid, void * * ppsite);
STDMETHOD(SetScriptState)(SCRIPTSTATE state);
STDMETHOD(GetScriptState)(SCRIPTSTATE * pstate);
STDMETHOD(Close)(void);
STDMETHOD(AddNamedItem)(const WCHAR * pszName, DWORD flags);
STDMETHOD(AddTypeLib)(REFGUID rguid, DWORD major, DWORD minor, DWORD flags);
STDMETHOD(GetScriptDispatch)(const WCHAR * pszName, IDispatch * * ppdisp);
STDMETHOD(GetCurrentScriptThreadID)(SCRIPTTHREADID * pthread);
STDMETHOD(GetScriptThreadID)(DWORD thread, SCRIPTTHREADID * pthread);
STDMETHOD(GetScriptThreadState)(SCRIPTTHREADID thread, SCRIPTTHREADSTATE * pstate);
STDMETHOD(InterruptScriptThread)(SCRIPTTHREADID thread,
const EXCEPINFO * pexcepinfo, DWORD flags);
STDMETHOD(Clone)(IActiveScript * * ppScriptEngine);

    // IActiveScriptParse
STDMETHOD(InitNew)(void);
STDMETHOD(AddScriptlet)(const WCHAR * pszDefaultName,
const WCHAR * pszCode, const WCHAR * pszItemName,
const WCHAR * pszSubItemName, const WCHAR * pszEventName,
const WCHAR * pszDelimiter, DWORD sourceContext,
ULONG startingLineNumber, DWORD flags, BSTR * pbstrName,
EXCEPINFO * pexcepinfo );
STDMETHOD(ParseScriptText)(const WCHAR * pszCode, const WCHAR * pszItemName,
IUnknown * punkContext, const WCHAR * pszDelimiter, DWORD sourceContext,
ULONG startingLineNumber, DWORD flags, VARIANT * pvarResult,
EXCEPINFO * pexcepinfo);

    // IActiveScriptParseProcedure2
STDMETHOD(ParseProcedureText)(const WCHAR * pszCode,
const WCHAR * pszFormalParams, const WCHAR * pszProcedureName,
const WCHAR * pszItemName, IUnknown * punkContext,
const WCHAR * pszDelimiter, DWORD sourceContext,
ULONG startingLineNumber, DWORD flags, IDispatch * * ppdisp);

// IObjectSafety
STDMETHOD(GetInterfaceSafetyOptions)(REFIID riid,
DWORD * pSupportedOptions, DWORD * pEnabledOptions);
STDMETHOD(SetInterfaceSafetyOptions)(REFIID riid, DWORD mask, DWORD options);
};

#endif // ENGINE_H }