QmlJSDebug: Add a Debug Message Client

QDebugMessageClient uses the QDebugMessageService to
retrieve and emit the debug output.

Change-Id: Id02d148954dfa613d3fd317b4a533cfed34e345b
Reviewed-by: Kai Koehne <kai.koehne@nokia.com>

src/libs/qmljsdebugclient/qdebugmessageclient.cpp

@@ -0,0 +1,69 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+**
+** GNU Lesser General Public License Usage
+**
+** 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.
+**
+** Other Usage
+**
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**************************************************************************/
+
+#include "qdebugmessageclient.h"
+
+namespace QmlJsDebugClient {
+
+QDebugMessageClient::QDebugMessageClient(QDeclarativeDebugConnection *client)
+    : QDeclarativeDebugClient(QLatin1String("DebugMessages"), client)
+{
+}
+
+QDebugMessageClient::~QDebugMessageClient()
+{
+}
+
+void QDebugMessageClient::statusChanged(Status status)
+{
+    emit newStatus(status);
+}
+
+void QDebugMessageClient::messageReceived(const QByteArray &data)
+{
+    QDataStream ds(data);
+    QByteArray command;
+    ds >> command;
+
+    if (command == "MESSAGE") {
+        QByteArray messagePacket;
+        ds >> messagePacket;
+
+        QByteArray debugMessage;
+        int type;
+        QDataStream ms(messagePacket);
+        ms >> type >> debugMessage;
+        emit message(QtMsgType(type), QString::fromUtf8(debugMessage.data()));
+    }
+}
+
+} // namespace QmlJsDebugClient