| Absolute File Name: | /home/opencoverage/opencoverage/guest-scripts/qtdeclarative/src/qtdeclarative/src/qml/qml/qqmlcleanup.cpp |
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| 1 | /**************************************************************************** | - | ||||||
| 2 | ** | - | ||||||
| 3 | ** Copyright (C) 2016 The Qt Company Ltd. | - | ||||||
| 4 | ** Contact: https://www.qt.io/licensing/ | - | ||||||
| 5 | ** | - | ||||||
| 6 | ** This file is part of the QtQml module of the Qt Toolkit. | - | ||||||
| 7 | ** | - | ||||||
| 8 | ** $QT_BEGIN_LICENSE:LGPL$ | - | ||||||
| 9 | ** Commercial License Usage | - | ||||||
| 10 | ** Licensees holding valid commercial Qt licenses may use this file in | - | ||||||
| 11 | ** accordance with the commercial license agreement provided with the | - | ||||||
| 12 | ** Software or, alternatively, in accordance with the terms contained in | - | ||||||
| 13 | ** a written agreement between you and The Qt Company. For licensing terms | - | ||||||
| 14 | ** and conditions see https://www.qt.io/terms-conditions. For further | - | ||||||
| 15 | ** information use the contact form at https://www.qt.io/contact-us. | - | ||||||
| 16 | ** | - | ||||||
| 17 | ** GNU Lesser General Public License Usage | - | ||||||
| 18 | ** Alternatively, this file may be used under the terms of the GNU Lesser | - | ||||||
| 19 | ** General Public License version 3 as published by the Free Software | - | ||||||
| 20 | ** Foundation and appearing in the file LICENSE.LGPL3 included in the | - | ||||||
| 21 | ** packaging of this file. Please review the following information to | - | ||||||
| 22 | ** ensure the GNU Lesser General Public License version 3 requirements | - | ||||||
| 23 | ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. | - | ||||||
| 24 | ** | - | ||||||
| 25 | ** GNU General Public License Usage | - | ||||||
| 26 | ** Alternatively, this file may be used under the terms of the GNU | - | ||||||
| 27 | ** General Public License version 2.0 or (at your option) the GNU General | - | ||||||
| 28 | ** Public license version 3 or any later version approved by the KDE Free | - | ||||||
| 29 | ** Qt Foundation. The licenses are as published by the Free Software | - | ||||||
| 30 | ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 | - | ||||||
| 31 | ** included in the packaging of this file. Please review the following | - | ||||||
| 32 | ** information to ensure the GNU General Public License requirements will | - | ||||||
| 33 | ** be met: https://www.gnu.org/licenses/gpl-2.0.html and | - | ||||||
| 34 | ** https://www.gnu.org/licenses/gpl-3.0.html. | - | ||||||
| 35 | ** | - | ||||||
| 36 | ** $QT_END_LICENSE$ | - | ||||||
| 37 | ** | - | ||||||
| 38 | ****************************************************************************/ | - | ||||||
| 39 | - | |||||||
| 40 | #include "qqmlcleanup_p.h" | - | ||||||
| 41 | - | |||||||
| 42 | #include "qqmlengine_p.h" | - | ||||||
| 43 | - | |||||||
| 44 | QT_BEGIN_NAMESPACE | - | ||||||
| 45 | - | |||||||
| 46 | /*! | - | ||||||
| 47 | \internal | - | ||||||
| 48 | \class QQmlCleanup | - | ||||||
| 49 | \brief The QQmlCleanup provides a callback when a QQmlEngine is deleted. | - | ||||||
| 50 | - | |||||||
| 51 | Any object that needs cleanup to occur before the QQmlEngine's V8 engine is | - | ||||||
| 52 | destroyed should inherit from QQmlCleanup. The clear() virtual method will be | - | ||||||
| 53 | called by QQmlEngine just before it destroys the context. | - | ||||||
| 54 | */ | - | ||||||
| 55 | - | |||||||
| 56 | - | |||||||
| 57 | /* | - | ||||||
| 58 | Create a QQmlCleanup that is not associated with any engine. | - | ||||||
| 59 | */ | - | ||||||
| 60 | QQmlCleanup::QQmlCleanup() | - | ||||||
| 61 | : prev(nullptr), next(nullptr), engine(nullptr) | - | ||||||
| 62 | { | - | ||||||
| 63 | } executed 260 times by 13 tests: end of blockExecuted by:
| 260 | ||||||
| 64 | - | |||||||
| 65 | /*! | - | ||||||
| 66 | Create a QQmlCleanup for \a engine | - | ||||||
| 67 | */ | - | ||||||
| 68 | QQmlCleanup::QQmlCleanup(QQmlEngine *engine) | - | ||||||
| 69 | : prev(nullptr), next(nullptr), engine(nullptr) | - | ||||||
| 70 | { | - | ||||||
| 71 | if (!engine)
| 286-4768 | ||||||
| 72 | return; executed 4768 times by 17 tests: return;Executed by:
| 4768 | ||||||
| 73 | - | |||||||
| 74 | addToEngine(engine); | - | ||||||
| 75 | } executed 286 times by 5 tests: end of blockExecuted by:
| 286 | ||||||
| 76 | - | |||||||
| 77 | /*! | - | ||||||
| 78 | Adds this object to \a engine's cleanup list. hasEngine() must be false | - | ||||||
| 79 | before calling this method. | - | ||||||
| 80 | */ | - | ||||||
| 81 | void QQmlCleanup::addToEngine(QQmlEngine *engine) | - | ||||||
| 82 | { | - | ||||||
| 83 | Q_ASSERT(engine); | - | ||||||
| 84 | Q_ASSERT(QQmlEnginePrivate::isEngineThread(engine)); | - | ||||||
| 85 | - | |||||||
| 86 | this->engine = engine; | - | ||||||
| 87 | - | |||||||
| 88 | QQmlEnginePrivate *p = QQmlEnginePrivate::get(engine); | - | ||||||
| 89 | - | |||||||
| 90 | if (p->cleanup) next = p->cleanup; executed 112 times by 6 tests: next = p->cleanup;Executed by:
| 112-424 | ||||||
| 91 | p->cleanup = this; | - | ||||||
| 92 | prev = &p->cleanup; | - | ||||||
| 93 | if (next) next->prev = &next; executed 112 times by 6 tests: next->prev = &next;Executed by:
| 112-424 | ||||||
| 94 | } executed 536 times by 17 tests: end of blockExecuted by:
| 536 | ||||||
| 95 | - | |||||||
| 96 | /*! | - | ||||||
| 97 | \fn bool QQmlCleanup::hasEngine() const | - | ||||||
| 98 | - | |||||||
| 99 | Returns true if this QQmlCleanup is associated with an engine, otherwise false. | - | ||||||
| 100 | */ | - | ||||||
| 101 | - | |||||||
| 102 | /*! | - | ||||||
| 103 | \internal | - | ||||||
| 104 | */ | - | ||||||
| 105 | QQmlCleanup::~QQmlCleanup() | - | ||||||
| 106 | { | - | ||||||
| 107 | Q_ASSERT(!prev || engine); | - | ||||||
| 108 | Q_ASSERT(!prev || QQmlEnginePrivate::isEngineThread(engine)); | - | ||||||
| 109 | - | |||||||
| 110 | if (prev) *prev = next; executed 205 times by 3 tests: *prev = next;Executed by:
| 205-5103 | ||||||
| 111 | if (next) next->prev = prev; executed 16 times by 2 tests: next->prev = prev;Executed by:
| 16-5292 | ||||||
| 112 | prev = nullptr; | - | ||||||
| 113 | next = nullptr; | - | ||||||
| 114 | } executed 5308 times by 23 tests: end of blockExecuted by:
| 5308 | ||||||
| 115 | - | |||||||
| 116 | QT_END_NAMESPACE | - | ||||||
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