# kjs Library API Documentation

Overview | Class Hierarchy | Classes | Classes (annotated) | Members | Namespaces | Source Files

# context.h

    00001 // -*- c-basic-offset: 2 -*-
    00002 /*
    00003  *  This file is part of the KDE libraries
    00004  *  Copyright (C) 1999-2001 Harri Porten (porten@kde.org)
    00005  *  Copyright (C) 2001 Peter Kelly (pmk@post.com)
    00006  *  Copyright (C) 2003 Apple Computer, Inc.
    00007  *
    00008  *  This library is free software; you can redistribute it and/or
    00009  *  modify it under the terms of the GNU Library General Public
    00010  *  License as published by the Free Software Foundation; either
    00011  *  version 2 of the License, or (at your option) any later version.
    00012  *
    00013  *  This library is distributed in the hope that it will be useful,
    00014  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
    00015  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00016  *  Library General Public License for more details.
    00017  *
    00018  *  You should have received a copy of the GNU Library General Public License
    00019  *  along with this library; see the file COPYING.LIB.  If not, write to
    00020  *  the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    00021  *  Boston, MA 02111-1307, USA.
    00022  *
    00023  */
    00024
    00025 #ifndef KJS_CONTEXT_H
    00026 #define KJS_CONTEXT_H
    00027
    00028 #include "function.h"
    00029
    00030 namespace KJS  {
    00031
    00035   class ContextImp {
    00036     friend class Context;
    00037     friend class StatementNode;
    00038   public:
    00039     // TODO: remove glob parameter. deducable from exec.
    00040     ContextImp(Object &glob, InterpreterImp *interpreter, Object &thisV, int _sourceId, CodeType type = GlobalCode,
    00041                ContextImp *callingContext = 0L, FunctionImp *func = 0L, const List *args = 0);
    00042     virtual ~ContextImp();
    00043
    00044     const ScopeChain &scopeChain() const { return scope; }
    00045     Object variableObject() const { return variable; }
    00046     void setVariableObject(const Object &v) { variable = v; }
    00047     Object thisValue() const { return thisVal; }
    00048     ContextImp *callingContext() { return _callingContext; }
    00049     ObjectImp *activationObject() { return activation.imp(); }
    00050     FunctionImp *function() const { return _function; }
    00051     const List *arguments() const { return _arguments; }
    00052
    00053     void pushScope(const Object &s) { scope.push(s.imp()); }
    00054     void popScope() { scope.pop(); }
    00055     LabelStack *seenLabels() { return &ls; }
    00056
    00057     void mark();
    00058
    00059     void pushTryCatch() { tryCatch++; };
    00060     void popTryCatch() { tryCatch--; };
    00061     bool inTryCatch() const;
    00062
    00063     void setLines(int l0, int l1) { line0 = l0; line1 = l1; }
    00064
    00065     CodeType type() const { return codeType; }
    00066
    00067   private:
    00068     InterpreterImp *_interpreter;
    00069     ContextImp *_callingContext;
    00070     FunctionImp *_function;
    00071     const List *_arguments;
    00072     Object activation;
    00073
    00074     ScopeChain scope;
    00075     Object variable;
    00076     Object thisVal;
    00077
    00078     LabelStack ls;
    00079     CodeType codeType;
    00080
    00081     int tryCatch;
    00082     int sourceId;
    00083     int line0;
    00084     int line1;
    00085     Identifier functionName;
    00086     List args;
    00087   };
    00088
    00089 } // namespace KJS
    00090
    00091 #endif

This file is part of the documentation for kjs Library Version 3.4.1.
Documentation copyright © 1996-2004 the KDE developers.
Generated on Sat Jun 11 20:23:05 2005 by doxygen 1.4.1 written by Dimitri van Heesch, © 1997-2003