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91 lines
2.7 KiB
91 lines
2.7 KiB
// -*- c-basic-offset: 2 -*-
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/*
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* This file is part of the KDE libraries
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* Copyright (C) 1999-2001 Harri Porten (porten@kde.org)
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* Copyright (C) 2001 Peter Kelly (pmk@post.com)
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* Copyright (C) 2003 Apple Computer, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef KJS_CONTEXT_H
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#define KJS_CONTEXT_H
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#include "function.h"
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namespace KJS {
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/**
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* @short Execution context.
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*/
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class ContextImp {
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friend class Context;
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friend class StatementNode;
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public:
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// TODO: remove glob parameter. deducable from exec.
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ContextImp(Object &glob, InterpreterImp *interpreter, Object &thisV, int _sourceId, CodeType type = GlobalCode,
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ContextImp *callingContext = 0L, FunctionImp *func = 0L, const List *args = 0);
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virtual ~ContextImp();
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const ScopeChain &scopeChain() const { return scope; }
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CodeType codeType() const { return m_codeType; }
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Object variableObject() const { return variable; }
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void setVariableObject(const Object &v) { variable = v; }
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Object thisValue() const { return thisVal; }
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ContextImp *callingContext() { return _callingContext; }
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ObjectImp *activationObject() { return activation.imp(); }
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FunctionImp *function() const { return _function; }
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const List *arguments() const { return _arguments; }
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void pushScope(const Object &s) { scope.push(s.imp()); }
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void popScope() { scope.pop(); }
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LabelStack *seenLabels() { return &ls; }
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void mark();
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void pushTryCatch() { tryCatch++; };
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void popTryCatch() { tryCatch--; };
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bool inTryCatch() const;
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void setLines(int l0, int l1) { line0 = l0; line1 = l1; }
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private:
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InterpreterImp *_interpreter;
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ContextImp *_callingContext;
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FunctionImp *_function;
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const List *_arguments;
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Object activation;
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ScopeChain scope;
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Object variable;
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Object thisVal;
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LabelStack ls;
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CodeType m_codeType;
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int tryCatch;
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int sourceId;
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int line0;
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int line1;
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Identifier functionName;
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List args;
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};
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} // namespace KJS
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#endif
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