1 /****************************************************************************
3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
4 ** All rights reserved.
5 ** Contact: http://www.qt-project.org/
7 ** This file is part of the QtDeclarative module of the Qt Toolkit.
9 ** $QT_BEGIN_LICENSE:LGPL$
10 ** GNU Lesser General Public License Usage
11 ** This file may be used under the terms of the GNU Lesser General Public
12 ** License version 2.1 as published by the Free Software Foundation and
13 ** appearing in the file LICENSE.LGPL included in the packaging of this
14 ** file. Please review the following information to ensure the GNU Lesser
15 ** General Public License version 2.1 requirements will be met:
16 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
18 ** In addition, as a special exception, Nokia gives you certain additional
19 ** rights. These rights are described in the Nokia Qt LGPL Exception
20 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
22 ** GNU General Public License Usage
23 ** Alternatively, this file may be used under the terms of the GNU General
24 ** Public License version 3.0 as published by the Free Software Foundation
25 ** and appearing in the file LICENSE.GPL included in the packaging of this
26 ** file. Please review the following information to ensure the GNU General
27 ** Public License version 3.0 requirements will be met:
28 ** http://www.gnu.org/copyleft/gpl.html.
31 ** Alternatively, this file may be used in accordance with the terms and
32 ** conditions contained in a signed written agreement between you and Nokia.
40 ****************************************************************************/
42 #include "qdeclarativeinspectorservice_p.h"
43 #include "qdeclarativeinspectorinterface_p.h"
44 #include "qdeclarativedebugserver_p.h"
46 #include <QtCore/QCoreApplication>
47 #include <QtCore/QDebug>
48 #include <QtCore/QDir>
49 #include <QtCore/QPluginLoader>
51 // print detailed information about loading of plugins
52 DEFINE_BOOL_CONFIG_OPTION(qmlDebugVerbose, QML_DEBUGGER_VERBOSE)
56 Q_GLOBAL_STATIC(QDeclarativeInspectorService, serviceInstance)
58 QDeclarativeInspectorService::QDeclarativeInspectorService()
59 : QDeclarativeDebugService(QLatin1String("QDeclarativeObserverMode"), 1)
60 , m_currentInspectorPlugin(0)
65 QDeclarativeInspectorService *QDeclarativeInspectorService::instance()
67 return serviceInstance();
70 void QDeclarativeInspectorService::addView(QObject *view)
76 void QDeclarativeInspectorService::removeView(QObject *view)
78 m_views.removeAll(view);
82 void QDeclarativeInspectorService::sendMessage(const QByteArray &message)
84 if (status() != Enabled)
87 QDeclarativeDebugService::sendMessage(message);
90 void QDeclarativeInspectorService::statusChanged(Status /*status*/)
92 QMetaObject::invokeMethod(this, "updateStatus", Qt::QueuedConnection);
95 void QDeclarativeInspectorService::updateStatus()
97 if (m_views.isEmpty()) {
98 if (m_currentInspectorPlugin) {
99 m_currentInspectorPlugin->deactivate();
100 m_currentInspectorPlugin = 0;
105 if (status() == Enabled) {
106 if (m_inspectorPlugins.isEmpty())
107 loadInspectorPlugins();
109 if (m_inspectorPlugins.isEmpty()) {
110 qWarning() << "QDeclarativeInspector: No plugins found.";
111 QDeclarativeDebugServer::instance()->removeService(this);
115 foreach (QDeclarativeInspectorInterface *inspector, m_inspectorPlugins) {
116 if (inspector->canHandleView(m_views.first())) {
117 m_currentInspectorPlugin = inspector;
122 if (!m_currentInspectorPlugin) {
123 qWarning() << "QDeclarativeInspector: No plugin available for view '" << m_views.first()->metaObject()->className() << "'.";
126 m_currentInspectorPlugin->activate(m_views.first());
128 if (m_currentInspectorPlugin) {
129 m_currentInspectorPlugin->deactivate();
130 m_currentInspectorPlugin = 0;
135 void QDeclarativeInspectorService::messageReceived(const QByteArray &message)
137 QMetaObject::invokeMethod(this, "processMessage", Qt::QueuedConnection, Q_ARG(QByteArray, message));
140 void QDeclarativeInspectorService::processMessage(const QByteArray &message)
142 if (m_currentInspectorPlugin)
143 m_currentInspectorPlugin->clientMessage(message);
146 void QDeclarativeInspectorService::loadInspectorPlugins()
148 QStringList pluginCandidates;
149 const QStringList paths = QCoreApplication::libraryPaths();
150 foreach (const QString &libPath, paths) {
151 const QDir dir(libPath + QLatin1String("/qmltooling"));
153 foreach (const QString &pluginPath, dir.entryList(QDir::Files))
154 pluginCandidates << dir.absoluteFilePath(pluginPath);
157 foreach (const QString &pluginPath, pluginCandidates) {
158 if (qmlDebugVerbose())
159 qDebug() << "QDeclarativeInspector: Trying to load plugin " << pluginPath << "...";
161 QPluginLoader loader(pluginPath);
162 if (!loader.load()) {
163 if (qmlDebugVerbose())
164 qDebug() << "QDeclarativeInspector: Error while loading: " << loader.errorString();
169 QDeclarativeInspectorInterface *inspector =
170 qobject_cast<QDeclarativeInspectorInterface*>(loader.instance());
172 if (qmlDebugVerbose())
173 qDebug() << "QDeclarativeInspector: Plugin successfully loaded.";
174 m_inspectorPlugins << inspector;
176 if (qmlDebugVerbose())
177 qDebug() << "QDeclarativeInspector: Plugin does not implement interface QDeclarativeInspectorInterface.";