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     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

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     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the QtScript module of the Qt Toolkit.

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    41 

    42 #ifndef QSCRIPTFUNCTION_P_H

    43 #define QSCRIPTFUNCTIOn_P_H

    44 

    45 //

    46 //  W A R N I N G

    47 //  -------------

    48 //

    49 // This file is not part of the Qt API.  It exists purely as an

    50 // implementation detail.  This header file may change from version to

    51 // version without notice, or even be removed.

    52 //

    53 // We mean it.

    54 //

    55 

    56 #include <QtCore/qglobal.h>

    57 

    58 #include "qscriptengine.h"

    59 

    60 #include "PrototypeFunction.h"

    61 

    62 QT_BEGIN_NAMESPACE

    63 

    64 namespace QScript

    65 {

    66 

    67 class FunctionWrapper : public JSC::PrototypeFunction // ### subclass InternalFunction instead

    68 {

    69 public:

    70     // work around CELL_SIZE limitation

    71     struct Data

    72     {

    73         QScriptEngine::FunctionSignature function;

    74     };

    75 

    76     FunctionWrapper(JSC::ExecState*, int length, const JSC::Identifier&,

    77                     QScriptEngine::FunctionSignature);

    78     ~FunctionWrapper();

    79 

    80     virtual const JSC::ClassInfo* classInfo() const { return &info; }

    81     static const JSC::ClassInfo info;

    82 

    83     QScriptEngine::FunctionSignature function() const

    84     { return data->function; }

    85 

    86 private:

    87     virtual JSC::ConstructType getConstructData(JSC::ConstructData&);

    88 

    89     static JSC::JSValue JSC_HOST_CALL proxyCall(JSC::ExecState *, JSC::JSObject *,

    90                                                 JSC::JSValue, const JSC::ArgList &);

    91     static JSC::JSObject* proxyConstruct(JSC::ExecState *, JSC::JSObject *,

    92                                          const JSC::ArgList &);

    93 

    94 private:

    95     Data *data;

    96 };

    97 

    98 class FunctionWithArgWrapper : public JSC::PrototypeFunction

    99 {

   100 public:

   101     // work around CELL_SIZE limitation

   102     struct Data

   103     {

   104         QScriptEngine::FunctionWithArgSignature function;

   105         void *arg;

   106     };

   107 

   108     FunctionWithArgWrapper(JSC::ExecState*, int length, const JSC::Identifier&,

   109                            QScriptEngine::FunctionWithArgSignature, void *);

   110     ~FunctionWithArgWrapper();

   111 

   112     virtual const JSC::ClassInfo* classInfo() const { return &info; }

   113     static const JSC::ClassInfo info;

   114 

   115     QScriptEngine::FunctionWithArgSignature function() const

   116     { return data->function; }

   117 

   118     void *arg() const

   119     { return data->arg; }

   120 

   121 private:

   122     virtual JSC::ConstructType getConstructData(JSC::ConstructData&);

   123 

   124     static JSC::JSValue JSC_HOST_CALL proxyCall(JSC::ExecState *, JSC::JSObject *,

   125                                                 JSC::JSValue , const JSC::ArgList &);

   126     static JSC::JSObject* proxyConstruct(JSC::ExecState *, JSC::JSObject *,

   127                                          const JSC::ArgList &);

   128 

   129 private:

   130     Data *data;

   131 };

   132 

   133 } // namespace QScript

   134 

   135 QT_END_NAMESPACE

   136 

   137 #endif