11 files changed, 799 insertions, 365 deletions

diff --git a/src/declarative/debugger/debugger.pri b/src/declarative/debugger/debugger.pri
index 25f7687..75287b4 100644
--- a/src/declarative/debugger/debugger.pri
+++ b/src/declarative/debugger/debugger.pri
@@ -7,13 +7,17 @@ SOURCES += \
     $$PWD/qdeclarativedebugclient.cpp \
     $$PWD/qdeclarativedebug.cpp \
     $$PWD/qdeclarativedebugtrace.cpp \
-    $$PWD/qdeclarativedebughelper.cpp
+    $$PWD/qdeclarativedebughelper.cpp \
+    $$PWD/qdeclarativedebugserver.cpp
 
 HEADERS += \
     $$PWD/qdeclarativedebuggerstatus_p.h \
     $$PWD/qpacketprotocol_p.h \
     $$PWD/qdeclarativedebugservice_p.h \
+    $$PWD/qdeclarativedebugservice_p_p.h \
     $$PWD/qdeclarativedebugclient_p.h \
     $$PWD/qdeclarativedebug_p.h \
     $$PWD/qdeclarativedebugtrace_p.h \
-    $$PWD/qdeclarativedebughelper_p.h
+    $$PWD/qdeclarativedebughelper_p.h \
+    $$PWD/qdeclarativedebugserver_p.h \
+    debugger/qdeclarativedebugserverconnection_p.h
diff --git a/src/declarative/debugger/qdeclarativedebugclient.cpp b/src/declarative/debugger/qdeclarativedebugclient.cpp
index e6a3f69..036dee1 100644
--- a/src/declarative/debugger/qdeclarativedebugclient.cpp
+++ b/src/declarative/debugger/qdeclarativedebugclient.cpp
@@ -61,7 +61,7 @@ public:
     QDeclarativeDebugClientPrivate();
 
     QString name;
-    QDeclarativeDebugConnection *client;
+    QDeclarativeDebugConnection *connection;
 };
 
 class QDeclarativeDebugConnectionPrivate : public QObject
@@ -202,7 +202,7 @@ QDeclarativeDebugConnection::~QDeclarativeDebugConnection()
 {
     QHash<QString, QDeclarativeDebugClient*>::iterator iter = d->plugins.begin();
     for (; iter != d->plugins.end(); ++iter) {
-         iter.value()->d_func()->client = 0;
+         iter.value()->d_func()->connection = 0;
          iter.value()->statusChanged(QDeclarativeDebugClient::NotConnected);
     }
 }
@@ -213,7 +213,7 @@ bool QDeclarativeDebugConnection::isConnected() const
 }
 
 QDeclarativeDebugClientPrivate::QDeclarativeDebugClientPrivate()
-: client(0)
+: connection(0)
 {
 }
 
@@ -223,26 +223,26 @@ QDeclarativeDebugClient::QDeclarativeDebugClient(const QString &name,
 {
     Q_D(QDeclarativeDebugClient);
     d->name = name;
-    d->client = parent;
+    d->connection = parent;
 
-    if (!d->client)
+    if (!d->connection)
         return;
 
-    if (d->client->d->plugins.contains(name)) {
+    if (d->connection->d->plugins.contains(name)) {
         qWarning() << "QDeclarativeDebugClient: Conflicting plugin name" << name;
-        d->client = 0;
+        d->connection = 0;
     } else {
-        d->client->d->plugins.insert(name, this);
-        d->client->d->advertisePlugins();
+        d->connection->d->plugins.insert(name, this);
+        d->connection->d->advertisePlugins();
     }
 }
 
 QDeclarativeDebugClient::~QDeclarativeDebugClient()
 {
     Q_D(const QDeclarativeDebugClient);
-    if (d->client && d->client->d) {
-        d->client->d->plugins.remove(d->name);
-        d->client->d->advertisePlugins();
+    if (d->connection && d->connection->d) {
+        d->connection->d->plugins.remove(d->name);
+        d->connection->d->advertisePlugins();
     }
 }
 
@@ -255,12 +255,12 @@ QString QDeclarativeDebugClient::name() const
 QDeclarativeDebugClient::Status QDeclarativeDebugClient::status() const
 {
     Q_D(const QDeclarativeDebugClient);
-    if (!d->client
-            || !d->client->isConnected()
-            || !d->client->d->gotHello)
+    if (!d->connection
+            || !d->connection->isConnected()
+            || !d->connection->d->gotHello)
         return NotConnected;
 
-    if (d->client->d->serverPlugins.contains(d->name))
+    if (d->connection->d->serverPlugins.contains(d->name))
         return Enabled;
 
     return Unavailable;
@@ -275,8 +275,8 @@ void QDeclarativeDebugClient::sendMessage(const QByteArray &message)
 
     QPacket pack;
     pack << d->name << message;
-    d->client->d->protocol->send(pack);
-    d->client->d->q->flush();
+    d->connection->d->protocol->send(pack);
+    d->connection->d->q->flush();
 }
 
 void QDeclarativeDebugClient::statusChanged(Status)
diff --git a/src/declarative/debugger/qdeclarativedebugserver.cpp b/src/declarative/debugger/qdeclarativedebugserver.cpp
new file mode 100644
index 0000000..a269984
--- /dev/null
+++ b/src/declarative/debugger/qdeclarativedebugserver.cpp
@@ -0,0 +1,361 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "private/qdeclarativedebugserver_p.h"
+#include "private/qdeclarativedebugservice_p.h"
+#include "private/qdeclarativedebugservice_p_p.h"
+#include "private/qdeclarativeengine_p.h"
+
+#include <QtCore/QDir>
+#include <QtCore/QPluginLoader>
+#include <QtCore/QStringList>
+
+#include <private/qobject_p.h>
+#include <private/qapplication_p.h>
+
+QT_BEGIN_NAMESPACE
+
+/*
+  QDeclarativeDebug Protocol (Version 1):
+
+  handshake:
+    1. Client sends
+         "QDeclarativeDebugServer" 0 version pluginNames
+       version: an int representing the highest protocol version the client knows
+       pluginNames: plugins available on client side
+    2. Server sends
+         "QDeclarativeDebugClient" 0 version pluginNames
+       version: an int representing the highest protocol version the client & server know
+       pluginNames: plugins available on server side. plugins both in the client and server message are enabled.
+  client plugin advertisement
+    1. Client sends
+         "QDeclarativeDebugServer" 1 pluginNames
+  server plugin advertisement
+    1. Server sends
+         "QDeclarativeDebugClient" 1 pluginNames
+  plugin communication:
+       Everything send with a header different to "QDeclarativeDebugServer" is sent to the appropriate plugin.
+  */
+
+const int protocolVersion = 1;
+
+
+class QDeclarativeDebugServerPrivate : public QObjectPrivate
+{
+    Q_DECLARE_PUBLIC(QDeclarativeDebugServer)
+public:
+    QDeclarativeDebugServerPrivate();
+
+    void advertisePlugins();
+
+    QDeclarativeDebugServerConnection *connection;
+    QHash<QString, QDeclarativeDebugService *> plugins;
+    QStringList clientPlugins;
+    bool gotHello;
+
+    static QDeclarativeDebugServerConnection *loadConnectionPlugin();
+};
+
+QDeclarativeDebugServerPrivate::QDeclarativeDebugServerPrivate() :
+    connection(0),
+    gotHello(false)
+{
+}
+
+void QDeclarativeDebugServerPrivate::advertisePlugins()
+{
+    if (!gotHello)
+        return;
+
+    QByteArray message;
+    {
+        QDataStream out(&message, QIODevice::WriteOnly);
+        out << QString(QLatin1String("QDeclarativeDebugClient")) << 1 << plugins.keys();
+    }
+    connection->send(message);
+}
+
+QDeclarativeDebugServerConnection *QDeclarativeDebugServerPrivate::loadConnectionPlugin()
+{
+    QStringList pluginCandidates;
+    const QStringList paths = QCoreApplication::libraryPaths();
+    foreach (const QString &libPath, paths) {
+        const QDir dir(libPath + QLatin1String("/qmldebugging"));
+        if (dir.exists()) {
+            QStringList plugins(dir.entryList(QDir::Files));
+            foreach (const QString &pluginPath, plugins) {
+                pluginCandidates << dir.absoluteFilePath(pluginPath);
+            }
+        }
+    }
+
+    foreach (const QString &pluginPath, pluginCandidates) {
+        QPluginLoader loader(pluginPath);
+        if (!loader.load()) {
+            continue;
+        }
+        QDeclarativeDebugServerConnection *connection = 0;
+        if (QObject *instance = loader.instance())
+            connection = qobject_cast<QDeclarativeDebugServerConnection*>(instance);
+
+        if (connection)
+            return connection;
+        loader.unload();
+    }
+    return 0;
+}
+
+bool QDeclarativeDebugServer::hasDebuggingClient() const
+{
+    Q_D(const QDeclarativeDebugServer);
+    return d->connection
+            && d->connection->isConnected()
+            && d->gotHello;
+}
+
+QDeclarativeDebugServer *QDeclarativeDebugServer::instance()
+{
+    static bool commandLineTested = false;
+    static QDeclarativeDebugServer *server = 0;
+
+    if (!commandLineTested) {
+        commandLineTested = true;
+
+#ifndef QDECLARATIVE_NO_DEBUG_PROTOCOL
+        QApplicationPrivate *appD = static_cast<QApplicationPrivate*>(QObjectPrivate::get(qApp));
+        // ### remove port definition when protocol is changed
+        int port = 0;
+        bool block = false;
+        bool ok = false;
+
+        // format: qmljsdebugger=port:3768[,block]
+        if (!appD->qmljsDebugArgumentsString().isEmpty()) {
+            if (!QDeclarativeEnginePrivate::qml_debugging_enabled) {
+                const QString message =
+                    QString::fromAscii("QDeclarativeDebugServer: Ignoring \"-qmljsdebugger=%1\". "
+                              "Debugging has not been enabled.").arg(
+                                  appD->qmljsDebugArgumentsString());
+                qWarning("%s", qPrintable(message));
+                return 0;
+            }
+
+            if (appD->qmljsDebugArgumentsString().indexOf(QLatin1String("port:")) == 0) {
+                int separatorIndex = appD->qmljsDebugArgumentsString().indexOf(QLatin1Char(','));
+                port = appD->qmljsDebugArgumentsString().mid(5, separatorIndex - 5).toInt(&ok);
+            }
+            block = appD->qmljsDebugArgumentsString().contains(QLatin1String("block"));
+
+            if (ok) {
+                server = new QDeclarativeDebugServer();
+
+                QDeclarativeDebugServerConnection *connection
+                        = QDeclarativeDebugServerPrivate::loadConnectionPlugin();
+                if (connection) {
+                    server->d_func()->connection = connection;
+
+                    connection->setServer(server);
+                    connection->setPort(port, block);
+                } else {
+                    qWarning() << QString::fromAscii("QDeclarativeDebugServer: Ignoring\"-qmljsdebugger=%1\". "
+                                                     "Remote debugger plugin has not been found.").arg(appD->qmljsDebugArgumentsString());
+                }
+
+            } else {
+                qWarning(QString::fromAscii("QDeclarativeDebugServer: Ignoring \"-qmljsdebugger=%1\". "
+                                            "Format is -qmljsdebugger=port:<port>[,block]").arg(
+                             appD->qmljsDebugArgumentsString()).toAscii().constData());
+            }
+        }
+#endif
+    }
+
+    return server;
+}
+
+QDeclarativeDebugServer::QDeclarativeDebugServer()
+: QObject(*(new QDeclarativeDebugServerPrivate))
+{
+}
+
+void QDeclarativeDebugServer::receiveMessage(const QByteArray &message)
+{
+    Q_D(QDeclarativeDebugServer);
+
+    QDataStream in(message);
+    if (!d->gotHello) {
+
+        QString name;
+        int op;
+        in >> name >> op;
+
+        if (name != QLatin1String("QDeclarativeDebugServer")
+                || op != 0) {
+            qWarning("QDeclarativeDebugServer: Invalid hello message");
+            d->connection->disconnect();
+            return;
+        }
+
+        int version;
+        in >> version >> d->clientPlugins;
+
+        QHash<QString, QDeclarativeDebugService*>::Iterator iter = d->plugins.begin();
+        for (; iter != d->plugins.end(); ++iter) {
+            QDeclarativeDebugService::Status newStatus = QDeclarativeDebugService::Unavailable;
+            if (d->clientPlugins.contains(iter.key()))
+                newStatus = QDeclarativeDebugService::Enabled;
+            iter.value()->d_func()->status = newStatus;
+            iter.value()->statusChanged(newStatus);
+        }
+
+        QByteArray helloAnswer;
+        {
+            QDataStream out(&helloAnswer, QIODevice::WriteOnly);
+            out << QString(QLatin1String("QDeclarativeDebugClient")) << 0 << protocolVersion << d->plugins.keys();
+        }
+        d->connection->send(helloAnswer);
+
+        d->gotHello = true;
+        qWarning("QDeclarativeDebugServer: Connection established");
+    } else {
+
+        QString debugServer(QLatin1String("QDeclarativeDebugServer"));
+
+        QString name;
+        in >> name;
+
+        if (name == debugServer) {
+            int op = -1;
+            in >> op;
+
+            if (op == 1) {
+                // Service Discovery
+                QStringList oldClientPlugins = d->clientPlugins;
+                in >> d->clientPlugins;
+
+                QHash<QString, QDeclarativeDebugService*>::Iterator iter = d->plugins.begin();
+                for (; iter != d->plugins.end(); ++iter) {
+                    const QString pluginName = iter.key();
+                    QDeclarativeDebugService::Status newStatus = QDeclarativeDebugService::Unavailable;
+                    if (d->clientPlugins.contains(pluginName))
+                        newStatus = QDeclarativeDebugService::Enabled;
+
+                    if (oldClientPlugins.contains(pluginName)
+                            != d->clientPlugins.contains(pluginName)) {
+                        iter.value()->d_func()->status = newStatus;
+                        iter.value()->statusChanged(newStatus);
+                    }
+                }
+            } else {
+                qWarning("QDeclarativeDebugServer: Invalid control message %d", op);
+            }
+        } else {
+            QByteArray message;
+            in >> message;
+
+            QHash<QString, QDeclarativeDebugService *>::Iterator iter =
+                d->plugins.find(name);
+            if (iter == d->plugins.end()) {
+                qWarning() << "QDeclarativeDebugServer: Message received for missing plugin" << name;
+            } else {
+                (*iter)->messageReceived(message);
+            }
+        }
+    }
+}
+
+QList<QDeclarativeDebugService*> QDeclarativeDebugServer::services() const
+{
+    const Q_D(QDeclarativeDebugServer);
+    return d->plugins.values();
+}
+
+QStringList QDeclarativeDebugServer::serviceNames() const
+{
+    const Q_D(QDeclarativeDebugServer);
+    return d->plugins.keys();
+}
+
+bool QDeclarativeDebugServer::addService(QDeclarativeDebugService *service)
+{
+    Q_D(QDeclarativeDebugServer);
+    if (!service || d->plugins.contains(service->name()))
+        return false;
+
+    d->plugins.insert(service->name(), service);
+    d->advertisePlugins();
+
+    QDeclarativeDebugService::Status newStatus = QDeclarativeDebugService::Unavailable;
+    if (d->clientPlugins.contains(service->name()))
+        newStatus = QDeclarativeDebugService::Enabled;
+    service->d_func()->status = newStatus;
+    service->statusChanged(newStatus);
+    return true;
+}
+
+bool QDeclarativeDebugServer::removeService(QDeclarativeDebugService *service)
+{
+    Q_D(QDeclarativeDebugServer);
+    if (!service || !d->plugins.contains(service->name()))
+        return false;
+
+    d->plugins.remove(service->name());
+    d->advertisePlugins();
+
+    QDeclarativeDebugService::Status newStatus = QDeclarativeDebugService::NotConnected;
+    service->d_func()->server = 0;
+    service->d_func()->status = newStatus;
+    service->statusChanged(newStatus);
+    return true;
+}
+
+void QDeclarativeDebugServer::sendMessage(QDeclarativeDebugService *service,
+                                          const QByteArray &message)
+{
+    Q_D(QDeclarativeDebugServer);
+    QByteArray msg;
+    {
+        QDataStream out(&msg, QIODevice::WriteOnly);
+        out << service->name() << message;
+    }
+    d->connection->send(msg);
+}
+
+QT_END_NAMESPACE
diff --git a/src/declarative/debugger/qdeclarativedebugserver_p.h b/src/declarative/debugger/qdeclarativedebugserver_p.h
new file mode 100644
index 0000000..ec3e60f
--- /dev/null
+++ b/src/declarative/debugger/qdeclarativedebugserver_p.h
@@ -0,0 +1,88 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QDECLARATIVEDEBUGSERVER_H
+#define QDECLARATIVEDEBUGSERVER_H
+
+#include <private/qdeclarativeglobal_p.h>
+#include <private/qdeclarativedebugserverconnection_p.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Declarative)
+
+class QDeclarativeDebugService;
+
+class QDeclarativeDebugServerPrivate;
+class Q_DECLARATIVE_EXPORT QDeclarativeDebugServer : public QObject
+{
+    Q_OBJECT
+    Q_DECLARE_PRIVATE(QDeclarativeDebugServer)
+    Q_DISABLE_COPY(QDeclarativeDebugServer)
+public:
+    static QDeclarativeDebugServer *instance();
+
+    void setConnection(QDeclarativeDebugServerConnection *connection);
+
+    bool hasDebuggingClient() const;
+
+    QList<QDeclarativeDebugService*> services() const;
+    QStringList serviceNames() const;
+
+    bool addService(QDeclarativeDebugService *service);
+    bool removeService(QDeclarativeDebugService *service);
+
+    void sendMessage(QDeclarativeDebugService *service, const QByteArray &message);
+    void receiveMessage(const QByteArray &message);
+
+private:
+    friend class QDeclarativeDebugService;
+    friend class QDeclarativeDebugServicePrivate;
+    QDeclarativeDebugServer();
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QDECLARATIVEDEBUGSERVICE_H
diff --git a/src/declarative/debugger/qdeclarativedebugserverconnection_p.h b/src/declarative/debugger/qdeclarativedebugserverconnection_p.h
new file mode 100644
index 0000000..631da74
--- /dev/null
+++ b/src/declarative/debugger/qdeclarativedebugserverconnection_p.h
@@ -0,0 +1,73 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QDECLARATIVEDEBUGSERVERCONNECTION_H
+#define QDECLARATIVEDEBUGSERVERCONNECTION_H
+
+#include <QtDeclarative/private/qdeclarativeglobal_p.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Declarative)
+
+class QDeclarativeDebugServer;
+class Q_DECLARATIVE_EXPORT QDeclarativeDebugServerConnection
+{
+public:
+    QDeclarativeDebugServerConnection() {}
+    virtual ~QDeclarativeDebugServerConnection() {}
+
+    virtual void setServer(QDeclarativeDebugServer *server) = 0;
+    virtual void setPort(int port, bool bock) = 0;
+    virtual bool isConnected() const = 0;
+    virtual void send(const QByteArray &message) = 0;
+    virtual void disconnect() = 0;
+};
+
+Q_DECLARE_INTERFACE(QDeclarativeDebugServerConnection, "com.trolltech.Qt.QDeclarativeDebugServerConnection/1.0")
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QDECLARATIVEDEBUGSERVERCONNECTION_H
diff --git a/src/declarative/debugger/qdeclarativedebugservice.cpp b/src/declarative/debugger/qdeclarativedebugservice.cpp
index e916de4..1b39f1c 100644
--- a/src/declarative/debugger/qdeclarativedebugservice.cpp
+++ b/src/declarative/debugger/qdeclarativedebugservice.cpp
@@ -40,301 +40,14 @@
 ****************************************************************************/
 
 #include "private/qdeclarativedebugservice_p.h"
+#include "private/qdeclarativedebugservice_p_p.h"
+#include "private/qdeclarativedebugserver_p.h"
 
-#include "private/qpacketprotocol_p.h"
-#include "private/qdeclarativeengine_p.h"
-
-#include <QtCore/qdebug.h>
-#include <QtNetwork/qtcpserver.h>
-#include <QtNetwork/qtcpsocket.h>
-#include <QtCore/qstringlist.h>
-
-#include <private/qobject_p.h>
-#include <private/qapplication_p.h>
-#include <QtGui/qapplication.h>
+#include <QtCore/QDebug>
+#include <QtCore/QStringList>
 
 QT_BEGIN_NAMESPACE
 
-/*
-  QDeclarativeDebug Protocol (Version 1):
-
-  handshake:
-    1. Client sends
-         "QDeclarativeDebugServer" 0 version pluginNames
-       version: an int representing the highest protocol version the client knows
-       pluginNames: plugins available on client side
-    2. Server sends
-         "QDeclarativeDebugClient" 0 version pluginNames
-       version: an int representing the highest protocol version the client & server know
-       pluginNames: plugins available on server side. plugins both in the client and server message are enabled.
-  client plugin advertisement
-    1. Client sends
-         "QDeclarativeDebugServer" 1 pluginNames
-  server plugin advertisement
-    1. Server sends
-         "QDeclarativeDebugClient" 1 pluginNames
-  plugin communication:
-       Everything send with a header different to "QDeclarativeDebugServer" is sent to the appropriate plugin.
-  */
-
-const int protocolVersion = 1;
-
-class QDeclarativeDebugServerPrivate;
-class QDeclarativeDebugServer : public QObject
-{
-    Q_OBJECT
-    Q_DECLARE_PRIVATE(QDeclarativeDebugServer)
-    Q_DISABLE_COPY(QDeclarativeDebugServer)
-public:
-    static QDeclarativeDebugServer *instance();
-    void listen();
-    void waitForConnection();
-    bool hasDebuggingClient() const;
-
-private Q_SLOTS:
-    void readyRead();
-    void newConnection();
-
-private:
-    friend class QDeclarativeDebugService;
-    friend class QDeclarativeDebugServicePrivate;
-    QDeclarativeDebugServer(int); 
-};
-
-class QDeclarativeDebugServerPrivate : public QObjectPrivate
-{
-    Q_DECLARE_PUBLIC(QDeclarativeDebugServer)
-public:
-    QDeclarativeDebugServerPrivate();
-
-    void advertisePlugins();
-
-    int port;
-    QTcpSocket *connection;
-    QPacketProtocol *protocol;
-    QHash<QString, QDeclarativeDebugService *> plugins;
-    QStringList clientPlugins;
-    QTcpServer *tcpServer;
-    bool gotHello;
-};
-
-class QDeclarativeDebugServicePrivate : public QObjectPrivate
-{
-    Q_DECLARE_PUBLIC(QDeclarativeDebugService)
-public:
-    QDeclarativeDebugServicePrivate();
-
-    QString name;
-    QDeclarativeDebugServer *server;
-};
-
-QDeclarativeDebugServerPrivate::QDeclarativeDebugServerPrivate()
-: connection(0), protocol(0), gotHello(false)
-{
-}
-
-void QDeclarativeDebugServerPrivate::advertisePlugins()
-{
-    if (!connection
-            || connection->state() != QTcpSocket::ConnectedState
-            || !gotHello)
-        return;
-
-    QPacket pack;
-    pack << QString(QLatin1String("QDeclarativeDebugClient")) << 1 << plugins.keys();
-    protocol->send(pack);
-    connection->flush();
-}
-
-void QDeclarativeDebugServer::listen()
-{
-    Q_D(QDeclarativeDebugServer);
-
-    d->tcpServer = new QTcpServer(this);
-    QObject::connect(d->tcpServer, SIGNAL(newConnection()), this, SLOT(newConnection()));
-    if (d->tcpServer->listen(QHostAddress::Any, d->port)) 
-        qWarning("QDeclarativeDebugServer: Waiting for connection on port %d...", d->port);
-    else
-        qWarning("QDeclarativeDebugServer: Unable to listen on port %d", d->port);
-}
-
-void QDeclarativeDebugServer::waitForConnection()
-{
-    Q_D(QDeclarativeDebugServer);
-    d->tcpServer->waitForNewConnection(-1);
-}
-
-void QDeclarativeDebugServer::newConnection()
-{
-    Q_D(QDeclarativeDebugServer);
-
-    if (d->connection) {
-        qWarning("QDeclarativeDebugServer error: another client is already connected");
-        QTcpSocket *faultyConnection = d->tcpServer->nextPendingConnection();
-        delete faultyConnection;
-        return;
-    }
-
-    d->connection = d->tcpServer->nextPendingConnection();
-    d->connection->setParent(this);
-    d->protocol = new QPacketProtocol(d->connection, this);
-    QObject::connect(d->protocol, SIGNAL(readyRead()), this, SLOT(readyRead()));
-}
-
-bool QDeclarativeDebugServer::hasDebuggingClient() const
-{
-    Q_D(const QDeclarativeDebugServer);
-    return d->connection
-            && (d->connection->state() == QTcpSocket::ConnectedState)
-            && d->gotHello;
-}
-
-QDeclarativeDebugServer *QDeclarativeDebugServer::instance()
-{
-    static bool commandLineTested = false;
-    static QDeclarativeDebugServer *server = 0;
-
-    if (!commandLineTested) {
-        commandLineTested = true;
-
-#ifndef QDECLARATIVE_NO_DEBUG_PROTOCOL
-        QApplicationPrivate *appD = static_cast<QApplicationPrivate*>(QObjectPrivate::get(qApp));
-        // ### remove port definition when protocol is changed
-        int port = 0;
-        bool block = false;
-        bool ok = false;
-
-        // format: qmljsdebugger=port:3768[,block]
-        if (!appD->qmljsDebugArgumentsString().isEmpty()) {
-            if (!QDeclarativeEnginePrivate::qml_debugging_enabled) {
-                qWarning() << QString::fromLatin1("QDeclarativeDebugServer: Ignoring \"-qmljsdebugger=%1\". "
-                              "Debugging has not been enabled.").arg(
-                                  appD->qmljsDebugArgumentsString()).toAscii().constData();
-                return 0;
-            }
-
-            if (appD->qmljsDebugArgumentsString().indexOf(QLatin1String("port:")) == 0) {
-                int separatorIndex = appD->qmljsDebugArgumentsString().indexOf(QLatin1Char(','));
-                port = appD->qmljsDebugArgumentsString().mid(5, separatorIndex - 5).toInt(&ok);
-            }
-            block = appD->qmljsDebugArgumentsString().contains(QLatin1String("block"));
-
-            if (ok) {
-                server = new QDeclarativeDebugServer(port);
-                server->listen();
-                if (block) {
-                    server->waitForConnection();
-                }
-            } else {
-                const QString message =
-                    QString::fromAscii("QDeclarativeDebugServer: Ignoring \"-qmljsdebugger=%1\". "
-                                       "Format is -qmljsdebugger=port:<port>[,block]").
-                                       arg(appD->qmljsDebugArgumentsString());
-                qWarning("%s", qPrintable(message));
-            }
-        }
-#endif
-    }
-
-    return server;
-}
-
-QDeclarativeDebugServer::QDeclarativeDebugServer(int port)
-: QObject(*(new QDeclarativeDebugServerPrivate))
-{
-    Q_D(QDeclarativeDebugServer);
-    d->port = port;
-}
-
-void QDeclarativeDebugServer::readyRead()
-{
-    Q_D(QDeclarativeDebugServer);
-
-    if (!d->gotHello) {
-        QPacket hello = d->protocol->read();
-
-        QString name;
-        int op;
-        hello >> name >> op;
-
-        if (name != QLatin1String("QDeclarativeDebugServer")
-                || op != 0) {
-            qWarning("QDeclarativeDebugServer: Invalid hello message");
-            QObject::disconnect(d->protocol, SIGNAL(readyRead()), this, SLOT(readyRead()));
-            d->protocol->deleteLater();
-            d->protocol = 0;
-            d->connection->deleteLater();
-            d->connection = 0;
-            return;
-        }
-
-        int version;
-        hello >> version >> d->clientPlugins;
-
-        QHash<QString, QDeclarativeDebugService*>::Iterator iter = d->plugins.begin();
-        for (; iter != d->plugins.end(); ++iter) {
-            QDeclarativeDebugService::Status newStatus = QDeclarativeDebugService::Unavailable;
-            if (d->clientPlugins.contains(iter.key()))
-                newStatus = QDeclarativeDebugService::Enabled;
-            iter.value()->statusChanged(newStatus);
-        }
-
-        QPacket helloAnswer;
-        helloAnswer << QString(QLatin1String("QDeclarativeDebugClient")) << 0 << protocolVersion << d->plugins.keys();
-        d->protocol->send(helloAnswer);
-        d->connection->flush();
-
-        d->gotHello = true;
-        qWarning("QDeclarativeDebugServer: Connection established");
-    }
-
-    QString debugServer(QLatin1String("QDeclarativeDebugServer"));
-
-    while (d->protocol->packetsAvailable()) {
-        QPacket pack = d->protocol->read();
-
-        QString name;
-        pack >> name;
-
-        if (name == debugServer) {
-            int op = -1;
-            pack >> op;
-
-            if (op == 1) {
-                // Service Discovery
-                QStringList oldClientPlugins = d->clientPlugins;
-                pack >> d->clientPlugins;
-
-                QHash<QString, QDeclarativeDebugService*>::Iterator iter = d->plugins.begin();
-                for (; iter != d->plugins.end(); ++iter) {
-                    const QString pluginName = iter.key();
-                    QDeclarativeDebugService::Status newStatus = QDeclarativeDebugService::Unavailable;
-                    if (d->clientPlugins.contains(pluginName))
-                        newStatus = QDeclarativeDebugService::Enabled;
-
-                    if (oldClientPlugins.contains(pluginName)
-                            != d->clientPlugins.contains(pluginName)) {
-                        iter.value()->statusChanged(newStatus);
-                    }
-                }
-            } else {
-                qWarning("QDeclarativeDebugServer: Invalid control message %d", op);
-            }
-        } else {
-            QByteArray message;
-            pack >> message;
-
-            QHash<QString, QDeclarativeDebugService *>::Iterator iter = 
-                d->plugins.find(name);
-            if (iter == d->plugins.end()) {
-                qWarning() << "QDeclarativeDebugServer: Message received for missing plugin" << name;
-            } else {
-                (*iter)->messageReceived(message);
-            }
-        }
-    }
-}
-
 QDeclarativeDebugServicePrivate::QDeclarativeDebugServicePrivate()
 : server(0)
 {
@@ -346,16 +59,16 @@ QDeclarativeDebugService::QDeclarativeDebugService(const QString &name, QObject
     Q_D(QDeclarativeDebugService);
     d->name = name;
     d->server = QDeclarativeDebugServer::instance();
+    d->status = QDeclarativeDebugService::NotConnected;
 
     if (!d->server)
         return;
 
-    if (d->server->d_func()->plugins.contains(name)) {
+    if (d->server->serviceNames().contains(name)) {
         qWarning() << "QDeclarativeDebugService: Conflicting plugin name" << name;
         d->server = 0;
     } else {
-        d->server->d_func()->plugins.insert(name, this);
-        d->server->d_func()->advertisePlugins();
+        d->server->addService(this);
     }
 }
 
@@ -363,8 +76,7 @@ QDeclarativeDebugService::~QDeclarativeDebugService()
 {
     Q_D(const QDeclarativeDebugService);
     if (d->server) {
-        d->server->d_func()->plugins.remove(d->name);
-        d->server->d_func()->advertisePlugins();
+        d->server->removeService(this);
     }
 }
 
@@ -377,13 +89,7 @@ QString QDeclarativeDebugService::name() const
 QDeclarativeDebugService::Status QDeclarativeDebugService::status() const
 {
     Q_D(const QDeclarativeDebugService);
-    if (!d->server
-            || !d->server->hasDebuggingClient())
-        return NotConnected;
-    if (d->server->d_func()->clientPlugins.contains(d->name))
-        return Enabled;
-
-    return Unavailable;
+    return d->status;
 }
 
 namespace {
@@ -500,10 +206,7 @@ void QDeclarativeDebugService::sendMessage(const QByteArray &message)
     if (status() != Enabled)
         return;
 
-    QPacket pack;
-    pack << d->name << message;
-    d->server->d_func()->protocol->send(pack);
-    d->server->d_func()->connection->flush();
+    d->server->sendMessage(this, message);
 }
 
 void QDeclarativeDebugService::statusChanged(Status)
@@ -515,5 +218,3 @@ void QDeclarativeDebugService::messageReceived(const QByteArray &)
 }
 
 QT_END_NAMESPACE
-
-#include <qdeclarativedebugservice.moc>
diff --git a/src/declarative/debugger/qdeclarativedebugservice_p_p.h b/src/declarative/debugger/qdeclarativedebugservice_p_p.h
new file mode 100644
index 0000000..d2c8dda
--- /dev/null
+++ b/src/declarative/debugger/qdeclarativedebugservice_p_p.h
@@ -0,0 +1,71 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QDECLARATIVEDEBUGSERVICE_P_H
+#define QDECLARATIVEDEBUGSERVICE_P_H
+
+#include <QtCore/qglobal.h>
+#include <private/qobject_p.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Declarative)
+
+class QDeclarativeDebugServer;
+
+class QDeclarativeDebugServicePrivate : public QObjectPrivate
+{
+    Q_DECLARE_PUBLIC(QDeclarativeDebugService)
+public:
+    QDeclarativeDebugServicePrivate();
+
+    QString name;
+    QDeclarativeDebugServer *server;
+    QDeclarativeDebugService::Status status;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QDECLARATIVEDEBUGSERVICE_P_H
diff --git a/src/declarative/debugger/qdeclarativedebugtrace.cpp b/src/declarative/debugger/qdeclarativedebugtrace.cpp
index 5b78683..6f28736 100644
--- a/src/declarative/debugger/qdeclarativedebugtrace.cpp
+++ b/src/declarative/debugger/qdeclarativedebugtrace.cpp
@@ -43,11 +43,29 @@
 
 #include <QtCore/qdatastream.h>
 #include <QtCore/qurl.h>
+#include <QtCore/qtimer.h>
 
 Q_GLOBAL_STATIC(QDeclarativeDebugTrace, traceInstance);
 
+// convert to a QByteArray that can be sent to the debug client
+// use of QDataStream can skew results if m_deferredSend == false
+//     (see tst_qperformancetimer::trace() benchmark)
+QByteArray QDeclarativeDebugData::toByteArray() const
+{
+    QByteArray data;
+    //### using QDataStream is relatively expensive
+    QDataStream ds(&data, QIODevice::WriteOnly);
+    ds << time << messageType << detailType;
+    if (messageType == (int)QDeclarativeDebugTrace::RangeData)
+        ds << detailData;
+    if (messageType == (int)QDeclarativeDebugTrace::RangeLocation)
+        ds << detailData << line;
+    return data;
+}
+
 QDeclarativeDebugTrace::QDeclarativeDebugTrace()
-: QDeclarativeDebugService(QLatin1String("CanvasFrameRate"))
+: QDeclarativeDebugService(QLatin1String("CanvasFrameRate")),
+  m_enabled(false), m_deferredSend(true)
 {
     m_timer.start();
 }
@@ -64,10 +82,28 @@ void QDeclarativeDebugTrace::startRange(RangeType t)
         traceInstance()->startRangeImpl(t);
 }
 
-void QDeclarativeDebugTrace::rangeData(RangeType t, const QUrl &url)
+void QDeclarativeDebugTrace::rangeData(RangeType t, const QString &data)
 {
     if (QDeclarativeDebugService::isDebuggingEnabled()) 
-        traceInstance()->rangeDataImpl(t, url);
+        traceInstance()->rangeDataImpl(t, data);
+}
+
+void QDeclarativeDebugTrace::rangeData(RangeType t, const QUrl &data)
+{
+    if (QDeclarativeDebugService::isDebuggingEnabled())
+        traceInstance()->rangeDataImpl(t, data);
+}
+
+void QDeclarativeDebugTrace::rangeLocation(RangeType t, const QString &fileName, int line)
+{
+    if (QDeclarativeDebugService::isDebuggingEnabled())
+        traceInstance()->rangeLocationImpl(t, fileName, line);
+}
+
+void QDeclarativeDebugTrace::rangeLocation(RangeType t, const QUrl &fileName, int line)
+{
+    if (QDeclarativeDebugService::isDebuggingEnabled())
+        traceInstance()->rangeLocationImpl(t, fileName, line);
 }
 
 void QDeclarativeDebugTrace::endRange(RangeType t)
@@ -78,45 +114,105 @@ void QDeclarativeDebugTrace::endRange(RangeType t)
 
 void QDeclarativeDebugTrace::addEventImpl(EventType event)
 {
-    if (status() != Enabled)
+    if (status() != Enabled || !m_enabled)
         return;
 
-    QByteArray data;
-    QDataStream ds(&data, QIODevice::WriteOnly);
-    ds << m_timer.elapsed() << (int)Event << (int)event;
-    sendMessage(data);
+    QDeclarativeDebugData ed = {m_timer.elapsed(), (int)Event, (int)event, QString(), -1};
+    processMessage(ed);
 }
 
 void QDeclarativeDebugTrace::startRangeImpl(RangeType range)
 {
-    if (status() != Enabled)
+    if (status() != Enabled || !m_enabled)
         return;
 
-    QByteArray data;
-    QDataStream ds(&data, QIODevice::WriteOnly);
-    ds << m_timer.elapsed() << (int)RangeStart << (int)range;
-    sendMessage(data);
+    QDeclarativeDebugData rd = {m_timer.elapsed(), (int)RangeStart, (int)range, QString(), -1};
+    processMessage(rd);
 }
 
-void QDeclarativeDebugTrace::rangeDataImpl(RangeType range, const QUrl &u)
+void QDeclarativeDebugTrace::rangeDataImpl(RangeType range, const QString &rData)
 {
-    if (status() != Enabled)
+    if (status() != Enabled || !m_enabled)
         return;
 
-    QByteArray data;
-    QDataStream ds(&data, QIODevice::WriteOnly);
-    ds << m_timer.elapsed() << (int)RangeData << (int)range << (QString)u.toString();
-    sendMessage(data);
+    QDeclarativeDebugData rd = {m_timer.elapsed(), (int)RangeData, (int)range, rData, -1};
+    processMessage(rd);
+}
+
+void QDeclarativeDebugTrace::rangeDataImpl(RangeType range, const QUrl &rData)
+{
+    if (status() != Enabled || !m_enabled)
+        return;
+
+    QDeclarativeDebugData rd = {m_timer.elapsed(), (int)RangeData, (int)range, rData.toString(QUrl::FormattingOption(0x100)), -1};
+    processMessage(rd);
+}
+
+void QDeclarativeDebugTrace::rangeLocationImpl(RangeType range, const QString &fileName, int line)
+{
+    if (status() != Enabled || !m_enabled)
+        return;
+
+    QDeclarativeDebugData rd = {m_timer.elapsed(), (int)RangeLocation, (int)range, fileName, line};
+    processMessage(rd);
+}
+
+void QDeclarativeDebugTrace::rangeLocationImpl(RangeType range, const QUrl &fileName, int line)
+{
+    if (status() != Enabled || !m_enabled)
+        return;
+
+    QDeclarativeDebugData rd = {m_timer.elapsed(), (int)RangeLocation, (int)range, fileName.toString(QUrl::FormattingOption(0x100)), line};
+    processMessage(rd);
 }
 
 void QDeclarativeDebugTrace::endRangeImpl(RangeType range)
 {
-    if (status() != Enabled)
+    if (status() != Enabled || !m_enabled)
         return;
 
-    QByteArray data;
-    QDataStream ds(&data, QIODevice::WriteOnly);
-    ds << m_timer.elapsed() << (int)RangeEnd << (int)range;
-    sendMessage(data);
+    QDeclarativeDebugData rd = {m_timer.elapsed(), (int)RangeEnd, (int)range, QString(), -1};
+    processMessage(rd);
+}
+
+/*
+    Either send the message directly, or queue up
+    a list of messages to send later (via sendMessages)
+*/
+void QDeclarativeDebugTrace::processMessage(const QDeclarativeDebugData &message)
+{
+    if (m_deferredSend)
+        m_data.append(message);
+    else
+        sendMessage(message.toByteArray());
 }
 
+/*
+    Send the messages queued up by processMessage
+*/
+void QDeclarativeDebugTrace::sendMessages()
+{
+    if (m_deferredSend) {
+        //### this is a suboptimal way to send batched messages
+        for (int i = 0; i < m_data.count(); ++i)
+            sendMessage(m_data.at(i).toByteArray());
+        m_data.clear();
+
+        //indicate completion
+        QByteArray data;
+        QDataStream ds(&data, QIODevice::WriteOnly);
+        ds << (qint64)-1 << (int)Complete;
+        sendMessage(data);
+    }
+}
+
+void QDeclarativeDebugTrace::messageReceived(const QByteArray &message)
+{
+    QByteArray rwData = message;
+    QDataStream stream(&rwData, QIODevice::ReadOnly);
+
+    stream >> m_enabled;
+
+    if (!m_enabled)
+        sendMessages();
+}
diff --git a/src/declarative/debugger/qdeclarativedebugtrace_p.h b/src/declarative/debugger/qdeclarativedebugtrace_p.h
index 008b618..ae0653e 100644
--- a/src/declarative/debugger/qdeclarativedebugtrace_p.h
+++ b/src/declarative/debugger/qdeclarativedebugtrace_p.h
@@ -43,37 +43,54 @@
 #define QDECLARATIVEDEBUGTRACE_P_H
 
 #include <private/qdeclarativedebugservice_p.h>
-#include <QtCore/qelapsedtimer.h>
+#include <private/qperformancetimer_p.h>
 
 QT_BEGIN_HEADER
 
 QT_BEGIN_NAMESPACE
 
+struct QDeclarativeDebugData
+{
+    qint64 time;
+    int messageType;
+    int detailType;
+
+    //###
+    QString detailData; //used by RangeData and RangeLocation
+    int line;           //used by RangeLocation
+
+    QByteArray toByteArray() const;
+};
+
 class QUrl;
 class Q_AUTOTEST_EXPORT QDeclarativeDebugTrace : public QDeclarativeDebugService
 {
 public:
-    enum EventType {
-        FramePaint,
-        Mouse,
-        Key,
-
-        MaximumEventType
-    };
-
     enum Message {
         Event,
         RangeStart,
         RangeData,
+        RangeLocation,
         RangeEnd,
+        Complete,
 
         MaximumMessage
     };
 
+    enum EventType {
+        FramePaint,
+        Mouse,
+        Key,
+
+        MaximumEventType
+    };
+
     enum RangeType {
         Painting,
         Compiling,
         Creating,
+        Binding,            //running a binding
+        HandlingSignal,     //running a signal handler
 
         MaximumRangeType
     };
@@ -81,16 +98,29 @@ public:
     static void addEvent(EventType);
 
     static void startRange(RangeType);
+    static void rangeData(RangeType, const QString &);
     static void rangeData(RangeType, const QUrl &);
+    static void rangeLocation(RangeType, const QString &, int);
+    static void rangeLocation(RangeType, const QUrl &, int);
     static void endRange(RangeType);
 
     QDeclarativeDebugTrace();
+protected:
+    virtual void messageReceived(const QByteArray &);
 private:
     void addEventImpl(EventType);
     void startRangeImpl(RangeType);
+    void rangeDataImpl(RangeType, const QString &);
     void rangeDataImpl(RangeType, const QUrl &);
+    void rangeLocationImpl(RangeType, const QString &, int);
+    void rangeLocationImpl(RangeType, const QUrl &, int);
     void endRangeImpl(RangeType);
-    QElapsedTimer m_timer;
+    void processMessage(const QDeclarativeDebugData &);
+    void sendMessages();
+    QPerformanceTimer m_timer;
+    bool m_enabled;
+    bool m_deferredSend;
+    QList<QDeclarativeDebugData> m_data;
 };
 
 QT_END_NAMESPACE
diff --git a/src/declarative/debugger/qpacketprotocol.cpp b/src/declarative/debugger/qpacketprotocol.cpp
index 0adfb76..15a14cf 100644
--- a/src/declarative/debugger/qpacketprotocol.cpp
+++ b/src/declarative/debugger/qpacketprotocol.cpp
@@ -407,6 +407,7 @@ QPacket::QPacket()
     buf = new QBuffer(&b);
     buf->open(QIODevice::WriteOnly);
     setDevice(buf);
+    setVersion(QDataStream::Qt_4_7);
 }
 
 /*!
@@ -452,6 +453,14 @@ bool QPacket::isEmpty() const
 }
 
 /*!
+  Returns raw packet data.
+  */
+QByteArray QPacket::data() const
+{
+    return b;
+}
+
+/*!
   Clears data in the packet.  This is useful for reusing one writable packet.
   For example
   \code
diff --git a/src/declarative/debugger/qpacketprotocol_p.h b/src/declarative/debugger/qpacketprotocol_p.h
index 120579d..accb8ef 100644
--- a/src/declarative/debugger/qpacketprotocol_p.h
+++ b/src/declarative/debugger/qpacketprotocol_p.h
@@ -59,7 +59,7 @@ class QPacket;
 class QPacketAutoSend;
 class QPacketProtocolPrivate;
 
-class Q_DECLARATIVE_PRIVATE_EXPORT QPacketProtocol : public QObject
+class Q_DECLARATIVE_EXPORT QPacketProtocol : public QObject
 {
 Q_OBJECT
 public:
@@ -89,7 +89,7 @@ private:
 };
 
 
-class Q_DECLARATIVE_PRIVATE_EXPORT QPacket : public QDataStream
+class Q_DECLARATIVE_EXPORT QPacket : public QDataStream
 {
 public:
     QPacket();
@@ -98,6 +98,7 @@ public:
 
     void clear();
     bool isEmpty() const;
+    QByteArray data() const;
 
 protected:
     friend class QPacketProtocol;