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Diffstat (limited to 'basic/source/inc/symtbl.hxx')
| -rw-r--r-- | basic/source/inc/symtbl.hxx | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/basic/source/inc/symtbl.hxx b/basic/source/inc/symtbl.hxx new file mode 100644 index 000000000..56f68d4fe --- /dev/null +++ b/basic/source/inc/symtbl.hxx @@ -0,0 +1,219 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * 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 <memory> +#include <vector> +#include <basic/sbdef.hxx> + +class SbiConstDef; +class SbiParser; +class SbiProcDef; +class SbiStringPool; +class SbiSymDef; // base class + +enum SbiSymScope { SbLOCAL, SbPARAM, SbPUBLIC, SbGLOBAL, SbRTL }; + +// The string-pool collects string entries and +// makes sure that they don't exist twice. + +class SbiStringPool { + std::vector<OUString> aData; +public: + SbiStringPool(); + ~SbiStringPool(); + sal_uInt32 GetSize() const { return aData.size(); } + short Add( const OUString& ); + short Add( double, SbxDataType ); + OUString Find( sal_uInt32 ) const; +}; + + +class SbiSymPool final { + friend class SbiSymDef; + friend class SbiProcDef; + SbiStringPool& rStrings; + std::vector<std::unique_ptr<SbiSymDef>> m_Data; + SbiSymPool* pParent; + SbiParser* pParser; + SbiSymScope eScope; + sal_uInt16 nProcId; // for STATIC-variable + sal_uInt16 nCur; // iterator +public: + SbiSymPool( SbiStringPool&, SbiSymScope, SbiParser* pParser_ ); + ~SbiSymPool(); + + void SetParent( SbiSymPool* p ) { pParent = p; } + void SetProcId( short n ) { nProcId = n; } + sal_uInt16 GetSize() const { return m_Data.size(); } + SbiSymScope GetScope() const { return eScope; } + void SetScope( SbiSymScope s ) { eScope = s; } + SbiParser* GetParser() { return pParser; } + + SbiSymDef* AddSym( const OUString& ); + SbiProcDef* AddProc( const OUString& ); + void Add( SbiSymDef* ); + SbiSymDef* Find( const OUString&, bool bSearchInParents = true ); // variable name + SbiSymDef* Get( sal_uInt16 ); // find variable per position + SbiSymDef* First(), *Next(); // iterators + + sal_uInt32 Define( const OUString& ); + sal_uInt32 Reference( const OUString& ); + void CheckRefs(); +}; + + +class SbiSymDef { // general symbol entry + friend class SbiSymPool; +protected: + OUString aName; + SbxDataType eType; + SbiSymPool* pIn; // parent pool + std::unique_ptr<SbiSymPool> pPool; // pool for sub-elements + short nLen; // string length for STRING*n + short nDims; + sal_uInt16 nId; + sal_uInt16 nTypeId; // Dim X AS data type + sal_uInt16 nProcId; + sal_uInt16 nPos; + sal_uInt32 nChain; + bool bNew : 1; // true: Dim As New... + bool bChained : 1; // true: symbol is defined in code + bool bByVal : 1; // true: ByVal-parameter + bool bOpt : 1; // true: optional parameter + bool bStatic : 1; // true: STATIC variable + bool bAs : 1; // true: data type defined per AS XXX + bool bGlobal : 1; // true: global variable + bool bParamArray : 1; // true: ParamArray parameter + bool bWithEvents : 1; // true: Declared WithEvents + bool bWithBrackets : 1; // true: Followed by () + sal_uInt16 nDefaultId; // Symbol number of default value + short nFixedStringLength; // String length in: Dim foo As String*Length +public: + SbiSymDef( OUString ); + virtual ~SbiSymDef(); + virtual SbiProcDef* GetProcDef(); + virtual SbiConstDef* GetConstDef(); + + SbxDataType GetType() const { return eType; } + virtual void SetType( SbxDataType ); + const OUString& GetName(); + SbiSymScope GetScope() const; + sal_uInt32 GetAddr() const { return nChain; } + sal_uInt16 GetId() const { return nId; } + sal_uInt16 GetTypeId() const{ return nTypeId; } + void SetTypeId( sal_uInt16 n ) { nTypeId = n; eType = SbxOBJECT; } + sal_uInt16 GetPos() const { return nPos; } + void SetLen( short n ){ nLen = n; } + short GetLen() const { return nLen; } + void SetDims( short n ) { nDims = n; } + short GetDims() const { return nDims; } + bool IsDefined() const{ return bChained; } + void SetOptional() { bOpt = true; } + void SetParamArray() { bParamArray = true; } + void SetWithEvents() { bWithEvents = true; } + void SetWithBrackets(){ bWithBrackets = true; } + void SetByVal( bool bByVal_ ) { bByVal = bByVal_; } + void SetStatic( bool bAsStatic = true ) { bStatic = bAsStatic; } + void SetNew() { bNew = true; } + void SetDefinedAs() { bAs = true; } + void SetGlobal(bool b){ bGlobal = b; } + void SetDefaultId( sal_uInt16 n ) { nDefaultId = n; } + sal_uInt16 GetDefaultId() const { return nDefaultId; } + bool IsOptional() const{ return bOpt; } + bool IsParamArray() const{ return bParamArray; } + bool IsWithEvents() const{ return bWithEvents; } + bool IsWithBrackets() const{ return bWithBrackets; } + bool IsByVal() const { return bByVal; } + bool IsStatic() const { return bStatic; } + bool IsNew() const { return bNew; } + bool IsDefinedAs() const { return bAs; } + bool IsGlobal() const { return bGlobal; } + short GetFixedStringLength() const { return nFixedStringLength; } + void SetFixedStringLength( short n ) { nFixedStringLength = n; } + + SbiSymPool& GetPool(); + sal_uInt32 Define(); // define symbol in code + sal_uInt32 Reference(); // reference symbol in code + +private: + SbiSymDef( const SbiSymDef& ) = delete; + +}; + +class SbiProcDef final : public SbiSymDef { // procedure definition (from basic): + SbiSymPool aParams; + SbiSymPool aLabels; // local jump targets + OUString aLibName; + OUString aAlias; + sal_uInt16 nLine1, nLine2; // line area + PropertyMode mePropMode; // Marks if this is a property procedure and which + OUString maPropName; // Property name if property procedure (!= proc name) + bool bCdecl : 1; // true: CDECL given + bool bPublic : 1; // true: proc is PUBLIC + bool mbProcDecl : 1; // true: instantiated by SbiParser::ProcDecl +public: + SbiProcDef( SbiParser*, const OUString&, bool bProcDecl=false ); + virtual ~SbiProcDef() override; + virtual SbiProcDef* GetProcDef() override; + virtual void SetType( SbxDataType ) override; + SbiSymPool& GetParams() { return aParams; } + SbiSymPool& GetLabels() { return aLabels; } + SbiSymPool& GetLocals() { return GetPool();} + OUString& GetLib() { return aLibName; } + OUString& GetAlias() { return aAlias; } + void SetPublic( bool b ) { bPublic = b; } + bool IsPublic() const { return bPublic; } + void SetCdecl( bool b ) { bCdecl = b; } + bool IsCdecl() const { return bCdecl; } + bool IsUsedForProcDecl() const { return mbProcDecl; } + void SetLine1( sal_uInt16 n ) { nLine1 = n; } + sal_uInt16 GetLine1() const { return nLine1; } + void SetLine2( sal_uInt16 n ) { nLine2 = n; } + sal_uInt16 GetLine2() const { return nLine2; } + PropertyMode getPropertyMode() const { return mePropMode; } + void setPropertyMode( PropertyMode ePropMode ); + const OUString& GetPropName() const { return maPropName; } + + // Match with a forward-declaration. The parameter names are + // compared and the forward declaration is replaced by this + void Match( SbiProcDef* pForward ); + +private: + SbiProcDef( const SbiProcDef& ) = delete; + +}; + +class SbiConstDef final : public SbiSymDef +{ + double nVal; + OUString aVal; +public: + SbiConstDef( const OUString& ); + virtual ~SbiConstDef() override; + virtual SbiConstDef* GetConstDef() override; + void Set( double, SbxDataType ); + void Set( const OUString& ); + double GetValue() const { return nVal; } + const OUString& GetString() const { return aVal; } +}; + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |