| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtQml module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** 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 |
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| ** information use the contact form at https://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 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
| ** https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "qqmldebugservice_p.h" |
| #include "qqmldebugconnector_p.h" |
| #include <private/qqmldata_p.h> |
| #include <private/qqmlcontext_p.h> |
| |
| #include <QtCore/QDebug> |
| #include <QtCore/QStringList> |
| #include <QtCore/QFileInfo> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QQmlDebugServer; |
| |
| class QQmlDebugServicePrivate : public QObjectPrivate |
| { |
| Q_DECLARE_PUBLIC(QQmlDebugService) |
| public: |
| QQmlDebugServicePrivate(const QString &name, float version); |
| |
| const QString name; |
| const float version; |
| QQmlDebugService::State state; |
| }; |
| |
| QQmlDebugServicePrivate::QQmlDebugServicePrivate(const QString &name, float version) : |
| name(name), version(version), state(QQmlDebugService::NotConnected) |
| { |
| } |
| |
| QQmlDebugService::QQmlDebugService(const QString &name, float version, QObject *parent) |
| : QObject(*(new QQmlDebugServicePrivate(name, version)), parent) |
| { |
| Q_D(QQmlDebugService); |
| QQmlDebugConnector *server = QQmlDebugConnector::instance(); |
| |
| if (!server) |
| return; |
| |
| if (server->service(d->name)) { |
| qWarning() << "QQmlDebugService: Conflicting plugin name" << d->name; |
| } else { |
| server->addService(d->name, this); |
| } |
| } |
| |
| QQmlDebugService::~QQmlDebugService() |
| { |
| Q_D(QQmlDebugService); |
| QQmlDebugConnector *server = QQmlDebugConnector::instance(); |
| |
| if (!server) |
| return; |
| |
| if (server->service(d->name) != this) |
| qWarning() << "QQmlDebugService: Plugin" << d->name << "is not registered."; |
| else |
| server->removeService(d->name); |
| } |
| |
| const QString &QQmlDebugService::name() const |
| { |
| Q_D(const QQmlDebugService); |
| return d->name; |
| } |
| |
| float QQmlDebugService::version() const |
| { |
| Q_D(const QQmlDebugService); |
| return d->version; |
| } |
| |
| QQmlDebugService::State QQmlDebugService::state() const |
| { |
| Q_D(const QQmlDebugService); |
| return d->state; |
| } |
| |
| void QQmlDebugService::setState(QQmlDebugService::State newState) |
| { |
| Q_D(QQmlDebugService); |
| d->state = newState; |
| } |
| |
| namespace { |
| class ObjectReferenceHash : public QObject |
| { |
| Q_OBJECT |
| public: |
| ObjectReferenceHash() : nextId(0) {} |
| |
| QHash<QObject *, int> objects; |
| QHash<int, QObject *> ids; |
| |
| int nextId; |
| |
| void remove(QObject *obj); |
| }; |
| } |
| Q_GLOBAL_STATIC(ObjectReferenceHash, objectReferenceHash) |
| |
| void ObjectReferenceHash::remove(QObject *obj) |
| { |
| QHash<QObject *, int>::Iterator iter = objects.find(obj); |
| if (iter != objects.end()) { |
| ids.remove(iter.value()); |
| objects.erase(iter); |
| } |
| } |
| |
| /*! |
| Returns a unique id for \a object. Calling this method multiple times |
| for the same object will return the same id. |
| */ |
| int QQmlDebugService::idForObject(QObject *object) |
| { |
| if (!object) |
| return -1; |
| |
| ObjectReferenceHash *hash = objectReferenceHash(); |
| QHash<QObject *, int>::Iterator iter = hash->objects.find(object); |
| |
| if (iter == hash->objects.end()) { |
| int id = hash->nextId++; |
| hash->ids.insert(id, object); |
| iter = hash->objects.insert(object, id); |
| connect(object, &QObject::destroyed, hash, &ObjectReferenceHash::remove); |
| } |
| return iter.value(); |
| } |
| |
| /*! |
| Returns the mapping of objects to unique \a ids, created through calls to idForObject(). |
| */ |
| const QHash<int, QObject *> &QQmlDebugService::objectsForIds() |
| { |
| return objectReferenceHash()->ids; |
| } |
| |
| QT_END_NAMESPACE |
| |
| #include "qqmldebugservice.moc" |
| #include "moc_qqmldebugservice_p.cpp" |