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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** 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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qqmldebugpluginmanager_p.h"
#include "qqmldebugconnector_p.h"
#include "qqmldebugservicefactory_p.h"
#include <QtCore/QPluginLoader>
#include <QtCore/QCoreApplication>
#include <QtCore/QDir>
#include <QtCore/QDebug>
#include <QtCore/QJsonArray>
#include <private/qcoreapplication_p.h>
#include <private/qqmlengine_p.h>
QT_BEGIN_NAMESPACE
// Connectors. We could add more plugins here, and distinguish by arguments to instance()
Q_QML_DEBUG_PLUGIN_LOADER(QQmlDebugConnector)
Q_QML_IMPORT_DEBUG_PLUGIN(QQmlDebugServerFactory)
Q_QML_IMPORT_DEBUG_PLUGIN(QQmlNativeDebugConnectorFactory)
// Services
Q_QML_DEBUG_PLUGIN_LOADER(QQmlDebugService)
Q_QML_IMPORT_DEBUG_PLUGIN(QQmlInspectorServiceFactory)
Q_QML_IMPORT_DEBUG_PLUGIN(QQmlProfilerServiceFactory)
Q_QML_IMPORT_DEBUG_PLUGIN(QQmlDebuggerServiceFactory)
struct QQmlDebugConnectorParams {
QString pluginKey;
QStringList services;
QString arguments;
QQmlDebugConnector *instance;
QQmlDebugConnectorParams() : instance(0)
{
if (qApp) {
QCoreApplicationPrivate *appD =
static_cast<QCoreApplicationPrivate*>(QObjectPrivate::get(qApp));
if (appD)
arguments = appD->qmljsDebugArgumentsString();
}
}
};
Q_GLOBAL_STATIC(QQmlDebugConnectorParams, qmlDebugConnectorParams)
void QQmlDebugConnector::setPluginKey(const QString &key)
{
QQmlDebugConnectorParams *params = qmlDebugConnectorParams();
if (params) {
if (params->instance)
qWarning() << "QML debugger: Cannot set plugin key after loading the plugin.";
else
params->pluginKey = key;
}
}
void QQmlDebugConnector::setServices(const QStringList &services)
{
QQmlDebugConnectorParams *params = qmlDebugConnectorParams();
if (params)
params->services = services;
}
QString QQmlDebugConnector::commandLineArguments()
{
QQmlDebugConnectorParams *params = qmlDebugConnectorParams();
if (!params)
return QString();
return params->arguments;
}
QQmlDebugConnector *QQmlDebugConnector::instance()
{
QQmlDebugConnectorParams *params = qmlDebugConnectorParams();
if (!params)
return 0;
if (!QQmlEnginePrivate::qml_debugging_enabled) {
if (!params->arguments.isEmpty()) {
qWarning().noquote() << QString::fromLatin1(
"QML Debugger: Ignoring \"-qmljsdebugger=%1\". Debugging "
"has not been enabled.").arg(params->arguments);
params->arguments.clear();
}
return 0;
}
if (!params->instance) {
const QString serverConnector = QStringLiteral("QQmlDebugServer");
const QString nativeConnector = QStringLiteral("QQmlNativeDebugConnector");
const bool isNative = params->arguments.startsWith(QStringLiteral("native"));
if (!params->pluginKey.isEmpty()) {
if (params->pluginKey == serverConnector || params->pluginKey == nativeConnector)
params->instance = loadQQmlDebugConnector(params->pluginKey);
else
return 0; // We cannot load anything else, yet
} else if (params->arguments.isEmpty()) {
return 0; // no explicit class name given and no command line arguments
} else {
params->instance = loadQQmlDebugConnector(isNative ? nativeConnector : serverConnector);
}
if (params->instance) {
foreach (const QJsonObject &object, metaDataForQQmlDebugService()) {
foreach (const QJsonValue &key, object.value(QLatin1String("MetaData")).toObject()
.value(QLatin1String("Keys")).toArray()) {
QString keyString = key.toString();
if (params->services.isEmpty() || params->services.contains(keyString))
loadQQmlDebugService(keyString);
}
}
}
}
return params->instance;
}
QQmlDebugConnectorFactory::~QQmlDebugConnectorFactory()
{
// This is triggered when the plugin is unloaded.
QQmlDebugConnectorParams *params = qmlDebugConnectorParams();
if (params && params->instance) {
delete params->instance;
params->instance = 0;
}
}
QT_END_NAMESPACE
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