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Diffstat (limited to 'src/qml/qml/qqmlcleanup.cpp')
-rw-r--r-- | src/qml/qml/qqmlcleanup.cpp | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/src/qml/qml/qqmlcleanup.cpp b/src/qml/qml/qqmlcleanup.cpp deleted file mode 100644 index 0d57ef5fe8..0000000000 --- a/src/qml/qml/qqmlcleanup.cpp +++ /dev/null @@ -1,116 +0,0 @@ -/**************************************************************************** -** -** 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 -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** 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 "qqmlcleanup_p.h" - -#include "qqmlengine_p.h" - -QT_BEGIN_NAMESPACE - -/*! -\internal -\class QQmlCleanup -\brief The QQmlCleanup provides a callback when a QQmlEngine is deleted. - -Any object that needs cleanup to occur before the QQmlEngine's V8 engine is -destroyed should inherit from QQmlCleanup. The clear() virtual method will be -called by QQmlEngine just before it destroys the context. -*/ - - -/* -Create a QQmlCleanup that is not associated with any engine. -*/ -QQmlCleanup::QQmlCleanup() -: prev(nullptr), next(nullptr), engine(nullptr) -{ -} - -/*! -Create a QQmlCleanup for \a engine -*/ -QQmlCleanup::QQmlCleanup(QQmlEngine *engine) -: prev(nullptr), next(nullptr), engine(nullptr) -{ - if (!engine) - return; - - addToEngine(engine); -} - -/*! -Adds this object to \a engine's cleanup list. hasEngine() must be false -before calling this method. -*/ -void QQmlCleanup::addToEngine(QQmlEngine *engine) -{ - Q_ASSERT(engine); - Q_ASSERT(QQmlEnginePrivate::isEngineThread(engine)); - - this->engine = engine; - - QQmlEnginePrivate *p = QQmlEnginePrivate::get(engine); - - if (p->cleanup) next = p->cleanup; - p->cleanup = this; - prev = &p->cleanup; - if (next) next->prev = &next; -} - -/*! -\fn bool QQmlCleanup::hasEngine() const - -Returns true if this QQmlCleanup is associated with an engine, otherwise false. -*/ - -/*! -\internal -*/ -QQmlCleanup::~QQmlCleanup() -{ - Q_ASSERT(!prev || engine); - Q_ASSERT(!prev || QQmlEnginePrivate::isEngineThread(engine)); - - if (prev) *prev = next; - if (next) next->prev = prev; - prev = nullptr; - next = nullptr; -} - -QT_END_NAMESPACE |