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

     2 **

     3 ** Copyright (C) 2009 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 QtGui module of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

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

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

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

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

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

    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

    27 **

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

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

    30 **

    31 **

    32 **

    33 **

    34 **

    35 **

    36 **

    37 **

    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 #ifndef QWSPROTOCOLITEM_QWS_H

    43 #define QWSPROTOCOLITEM_QWS_H

    44 

    45 /*********************************************************************

    46  *

    47  * QWSCommand base class - only use derived classes from that

    48  *

    49  *********************************************************************/

    50 

    51 #include <QtCore/qglobal.h>

    52 

    53 QT_BEGIN_HEADER

    54 

    55 QT_BEGIN_NAMESPACE

    56 

    57 QT_MODULE(Gui)

    58 

    59 class QIODevice;

    60 

    61 struct QWSProtocolItem

    62 {

    63     // ctor - dtor

    64     QWSProtocolItem(int t, int len, char *ptr) : type(t),

    65         simpleLen(len), rawLen(-1), deleteRaw(false), simpleDataPtr(ptr),

    66         rawDataPtr(0), bytesRead(0) { }

    67     virtual ~QWSProtocolItem();

    68 

    69     // data

    70     int type;

    71     int simpleLen;

    72     int rawLen;

    73     bool deleteRaw;

    74 

    75     // functions

    76 #ifndef QT_NO_QWS_MULTIPROCESS

    77     void write(QIODevice *s);

    78     bool read(QIODevice *s);

    79 #endif

    80     void copyFrom(const QWSProtocolItem *item);

    81 

    82     virtual void setData(const char *data, int len, bool allocateMem = true);

    83 

    84     char *simpleDataPtr;

    85     char *rawDataPtr;

    86     // temp variables

    87     int bytesRead;

    88 };

    89 

    90 // This should probably be a method on QWSProtocolItem, but this way avoids

    91 // changing the API of this apparently public header

    92 // size = (int)type + (int)rawLenSize + simpleLen + rawLen

    93 #define QWS_PROTOCOL_ITEM_SIZE( item ) \

    94     (2 * sizeof(int)) + ((item).simpleDataPtr ? (item).simpleLen : 0) + ((item).rawDataPtr ? (item).rawLen : 0)

    95 

    96 QT_END_NAMESPACE

    97 

    98 QT_END_HEADER

    99 

   100 #endif // QWSPROTOCOLITEM_QWS_H