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 QtDeclarative 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 #include "private/qdeclarativedebugclient_p.h"

    43 

    44 #include "private/qpacketprotocol_p.h"

    45 

    46 #include <QtCore/qdebug.h>

    47 #include <QtCore/qstringlist.h>

    48 

    49 #include <private/qobject_p.h>

    50 

    51 QT_BEGIN_NAMESPACE

    52 

    53 class QDeclarativeDebugConnectionPrivate : public QObject

    54 {

    55     Q_OBJECT

    56 public:

    57     QDeclarativeDebugConnectionPrivate(QDeclarativeDebugConnection *c);

    58     QDeclarativeDebugConnection *q;

    59     QPacketProtocol *protocol;

    60 

    61     QStringList enabled;

    62     QHash<QString, QDeclarativeDebugClient *> plugins;

    63 public Q_SLOTS:

    64     void connected();

    65     void readyRead();

    66 };

    67 

    68 QDeclarativeDebugConnectionPrivate::QDeclarativeDebugConnectionPrivate(QDeclarativeDebugConnection *c)

    69 : QObject(c), q(c), protocol(0)

    70 {

    71     protocol = new QPacketProtocol(q, this);

    72     QObject::connect(c, SIGNAL(connected()), this, SLOT(connected()));

    73     QObject::connect(protocol, SIGNAL(readyRead()), this, SLOT(readyRead()));

    74 }

    75 

    76 void QDeclarativeDebugConnectionPrivate::connected()

    77 {

    78     QPacket pack;

    79     pack << QString(QLatin1String("QDeclarativeDebugServer")) << enabled;

    80     protocol->send(pack);

    81 }

    82 

    83 void QDeclarativeDebugConnectionPrivate::readyRead()

    84 {

    85     QPacket pack = protocol->read();

    86     QString name; QByteArray message;

    87     pack >> name >> message;

    88 

    89     QHash<QString, QDeclarativeDebugClient *>::Iterator iter = 

    90         plugins.find(name);

    91     if (iter == plugins.end()) {

    92         qWarning() << "QDeclarativeDebugConnection: Message received for missing plugin" << name;

    93     } else {

    94         (*iter)->messageReceived(message);

    95     }

    96 }

    97 

    98 QDeclarativeDebugConnection::QDeclarativeDebugConnection(QObject *parent)

    99 : QTcpSocket(parent), d(new QDeclarativeDebugConnectionPrivate(this))

   100 {

   101 }

   102 

   103 bool QDeclarativeDebugConnection::isConnected() const

   104 {

   105     return state() == ConnectedState;

   106 }

   107 

   108 class QDeclarativeDebugClientPrivate : public QObjectPrivate

   109 {

   110     Q_DECLARE_PUBLIC(QDeclarativeDebugClient)

   111 public:

   112     QDeclarativeDebugClientPrivate();

   113 

   114     QString name;

   115     QDeclarativeDebugConnection *client;

   116     bool enabled;

   117 };

   118 

   119 QDeclarativeDebugClientPrivate::QDeclarativeDebugClientPrivate()

   120 : client(0), enabled(false)

   121 {

   122 }

   123 

   124 QDeclarativeDebugClient::QDeclarativeDebugClient(const QString &name, 

   125                                            QDeclarativeDebugConnection *parent)

   126 : QObject(*(new QDeclarativeDebugClientPrivate), parent)

   127 {

   128     Q_D(QDeclarativeDebugClient);

   129     d->name = name;

   130     d->client = parent;

   131 

   132     if (!d->client)

   133         return;

   134 

   135     if (d->client->d->plugins.contains(name)) {

   136         qWarning() << "QDeclarativeDebugClient: Conflicting plugin name" << name;

   137         d->client = 0;

   138     } else {

   139         d->client->d->plugins.insert(name, this);

   140     }

   141 }

   142 

   143 QString QDeclarativeDebugClient::name() const

   144 {

   145     Q_D(const QDeclarativeDebugClient);

   146     return d->name;

   147 }

   148 

   149 bool QDeclarativeDebugClient::isEnabled() const

   150 {

   151     Q_D(const QDeclarativeDebugClient);

   152     return d->enabled;

   153 }

   154 

   155 void QDeclarativeDebugClient::setEnabled(bool e)

   156 {

   157     Q_D(QDeclarativeDebugClient);

   158     if (e == d->enabled)

   159         return;

   160 

   161     d->enabled = e;

   162 

   163     if (d->client) {

   164         if (e) 

   165             d->client->d->enabled.append(d->name);

   166         else

   167             d->client->d->enabled.removeAll(d->name);

   168 

   169         if (d->client->state() == QTcpSocket::ConnectedState) {

   170             QPacket pack;

   171             pack << QString(QLatin1String("QDeclarativeDebugServer"));

   172             if (e) pack << (int)1;

   173             else pack << (int)2;

   174             pack << d->name;

   175             d->client->d->protocol->send(pack);

   176         }

   177     }

   178 }

   179 

   180 bool QDeclarativeDebugClient::isConnected() const

   181 {

   182     Q_D(const QDeclarativeDebugClient);

   183 

   184     if (!d->client)

   185         return false;

   186     return d->client->isConnected();

   187 }

   188 

   189 void QDeclarativeDebugClient::sendMessage(const QByteArray &message)

   190 {

   191     Q_D(QDeclarativeDebugClient);

   192 

   193     if (!d->client || !d->client->isConnected())

   194         return;

   195 

   196     QPacket pack;

   197     pack << d->name << message;

   198     d->client->d->protocol->send(pack);

   199 }

   200 

   201 void QDeclarativeDebugClient::messageReceived(const QByteArray &)

   202 {

   203 }

   204 

   205 QT_END_NAMESPACE

   206 

   207 #include <qdeclarativedebugclient.moc>