bytearrayclass.h Example File

script/customclass/bytearrayclass.h
 /****************************************************************************
 **
 ** Copyright (C) 2015 The Qt Company Ltd.
 ** Contact: http://www.qt.io/licensing/
 **
 ** This file is part of the examples of the Qt Toolkit.
 **
 ** $QT_BEGIN_LICENSE:BSD$
 ** You may use this file under the terms of the BSD license as follows:
 **
 ** "Redistribution and use in source and binary forms, with or without
 ** modification, are permitted provided that the following conditions are
 ** met:
 **   * Redistributions of source code must retain the above copyright
 **     notice, this list of conditions and the following disclaimer.
 **   * Redistributions in binary form must reproduce the above copyright
 **     notice, this list of conditions and the following disclaimer in
 **     the documentation and/or other materials provided with the
 **     distribution.
 **   * Neither the name of The Qt Company Ltd nor the names of its
 **     contributors may be used to endorse or promote products derived
 **     from this software without specific prior written permission.
 **
 **
 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
 **
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/

 #ifndef BYTEARRAYCLASS_H
 #define BYTEARRAYCLASS_H

 #include <QtCore/QObject>
 #include <QtScript/QScriptClass>
 #include <QtScript/QScriptString>

 class ByteArrayClass : public QObject, public QScriptClass
 {
 public:
     ByteArrayClass(QScriptEngine *engine);
     ~ByteArrayClass();

     QScriptValue constructor();

     QScriptValue newInstance(int size = 0);
     QScriptValue newInstance(const QByteArray &ba);

     QueryFlags queryProperty(const QScriptValue &object,
                              const QScriptString &name,
                              QueryFlags flags, uint *id);

     QScriptValue property(const QScriptValue &object,
                           const QScriptString &name, uint id);

     void setProperty(QScriptValue &object, const QScriptString &name,
                      uint id, const QScriptValue &value);

     QScriptValue::PropertyFlags propertyFlags(
         const QScriptValue &object, const QScriptString &name, uint id);

     QScriptClassPropertyIterator *newIterator(const QScriptValue &object);

     QString name() const;

     QScriptValue prototype() const;

 private:
     static QScriptValue construct(QScriptContext *ctx, QScriptEngine *eng);

     static QScriptValue toScriptValue(QScriptEngine *eng, const QByteArray &ba);
     static void fromScriptValue(const QScriptValue &obj, QByteArray &ba);

     void resize(QByteArray &ba, int newSize);

     QScriptString length;
     QScriptValue proto;
     QScriptValue ctor;
 };

 #endif