callform.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */
 
#pragma once
 
#include <rtl/ustring.hxx>
 
#include <memory>
#include <map>
 
#define MAXFUNCPARAM    16
#define MAXARRSIZE      0xfffe
 
#ifndef _WIN32
#define CALLTYPE
#else
#define CALLTYPE            __cdecl
#endif
 
extern "C" {
typedef void (CALLTYPE* AdvData)( double& nHandle, void* pData );
}
 
enum class ParamType
{
    PTR_DOUBLE,
    PTR_STRING,
    PTR_DOUBLE_ARR,
    PTR_STRING_ARR,
    PTR_CELL_ARR,
    NONE
};
 
class ModuleData;
 
class LegacyFuncData
{
    friend class LegacyFuncCollection;
 
    const ModuleData* pModuleData;
    OUString aInternalName;
    OUString aFuncName;
    sal_uInt16      nNumber;
    sal_uInt16      nParamCount;
    ParamType   eAsyncType;
    ParamType   eParamType[MAXFUNCPARAM];
public:
    LegacyFuncData(const ModuleData*pModule,
             OUString aIName,
             OUString aFName,
                   sal_uInt16     nNo,
                   sal_uInt16     nCount,
             const ParamType* peType,
                   ParamType  eType);
    LegacyFuncData(const LegacyFuncData& rData);
 
    const OUString& GetModuleName() const;
    const OUString& GetInternalName() const { return aInternalName; }
    sal_uInt16      GetParamCount() const { return nParamCount; }
    ParamType       GetParamType(sal_uInt16 nIndex) const { return eParamType[nIndex]; }
    ParamType       GetAsyncType() const { return eAsyncType; }
    void            Call(void** ppParam) const;
    void            Unadvice(double nHandle);
 
    void getParamDesc( OUString& aName, OUString& aDesc, sal_uInt16 nParam ) const;
};
 
class LegacyFuncCollection
{
    typedef std::map<OUString, std::unique_ptr<LegacyFuncData>> MapType;
    MapType m_Data;
 
public:
    typedef MapType::const_iterator const_iterator;
 
    LegacyFuncCollection();
    LegacyFuncCollection(const LegacyFuncCollection& r);
 
    const LegacyFuncData* findByName(const OUString& rName) const;
    LegacyFuncData* findByName(const OUString& rName);
    void insert(LegacyFuncData* pNew);
 
    const_iterator begin() const;
    const_iterator end() const;
};
 
bool InitExternalFunc(const OUString& rModuleName);
void ExitExternalFunc();
 
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