1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

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

     6 **

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

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL-ONLY$

    10 ** GNU Lesser General Public License Usage

    11 ** This file may be used under the terms of the GNU Lesser

    12 ** General Public License version 2.1 as published by the Free Software

    13 ** Foundation and appearing in the file LICENSE.LGPL included in the

    14 ** packaging of this file.  Please review the following information to

    15 ** ensure the GNU Lesser General Public License version 2.1 requirements

    16 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    17 **

    18 ** If you have questions regarding the use of this file, please contact

    19 ** Nokia at qt-info@nokia.com.

    20 ** $QT_END_LICENSE$

    21 **

    22 ****************************************************************************/

    23 

    24 #ifndef QSCRIPTCONTEXT_H

    25 #define QSCRIPTCONTEXT_H

    26 

    27 #include <QtCore/qobjectdefs.h>

    28 

    29 #include <QtScript/qscriptvalue.h>

    30 

    31 QT_BEGIN_HEADER

    32 

    33 QT_BEGIN_NAMESPACE

    34 

    35 QT_MODULE(Script)

    36 

    37 class QScriptContextPrivate;

    38 

    39 class Q_SCRIPT_EXPORT QScriptContext

    40 {

    41 public:

    42     enum ExecutionState {

    43         NormalState,

    44         ExceptionState

    45     };

    46 

    47     enum Error {

    48         UnknownError,

    49         ReferenceError,

    50         SyntaxError,

    51         TypeError,

    52         RangeError,

    53         URIError

    54     };

    55 

    56     ~QScriptContext();

    57 

    58     QScriptContext *parentContext() const;

    59     QScriptEngine *engine() const;

    60 

    61     ExecutionState state() const;

    62     QScriptValue callee() const;

    63 

    64     int argumentCount() const;

    65     QScriptValue argument(int index) const;

    66     QScriptValue argumentsObject() const;

    67 

    68     QScriptValueList scopeChain() const;

    69     void pushScope(const QScriptValue &object);

    70     QScriptValue popScope();

    71 

    72     QScriptValue returnValue() const;

    73     void setReturnValue(const QScriptValue &result);

    74 

    75     QScriptValue activationObject() const;

    76     void setActivationObject(const QScriptValue &activation);

    77 

    78     QScriptValue thisObject() const;

    79     void setThisObject(const QScriptValue &thisObject);

    80 

    81     bool isCalledAsConstructor() const;

    82 

    83     QScriptValue throwValue(const QScriptValue &value);

    84     QScriptValue throwError(Error error, const QString &text);

    85     QScriptValue throwError(const QString &text);

    86 

    87     QStringList backtrace() const;

    88 

    89     QString toString() const;

    90 

    91 private:

    92     QScriptContext();

    93 

    94     QScriptContextPrivate *d_ptr;

    95 

    96     Q_DECLARE_PRIVATE(QScriptContext)

    97     Q_DISABLE_COPY(QScriptContext)

    98 };

    99 

   100 QT_END_NAMESPACE

   101 

   102 QT_END_HEADER

   103 

   104 #endif