| 1 | // Copyright (C) 2019 The Qt Company Ltd. |
|---|---|
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
| 3 | |
| 4 | #include "qqmltypemodule_p.h" |
| 5 | |
| 6 | #include <private/qqmltype_p_p.h> |
| 7 | |
| 8 | #include <QtCore/qmutex.h> |
| 9 | |
| 10 | QT_BEGIN_NAMESPACE |
| 11 | |
| 12 | void QQmlTypeModule::addMinorVersion(quint8 version) |
| 13 | { |
| 14 | for (int oldVersion = m_minMinorVersion.loadRelaxed(); |
| 15 | oldVersion > version && !m_minMinorVersion.testAndSetOrdered(expectedValue: oldVersion, newValue: version); |
| 16 | oldVersion = m_minMinorVersion.loadRelaxed()) { |
| 17 | } |
| 18 | |
| 19 | for (int oldVersion = m_maxMinorVersion.loadRelaxed(); |
| 20 | oldVersion < version && !m_maxMinorVersion.testAndSetOrdered(expectedValue: oldVersion, newValue: version); |
| 21 | oldVersion = m_maxMinorVersion.loadRelaxed()) { |
| 22 | } |
| 23 | } |
| 24 | |
| 25 | void QQmlTypeModule::add(QQmlTypePrivate *type) |
| 26 | { |
| 27 | QMutexLocker lock(&m_mutex); |
| 28 | |
| 29 | if (type->version.hasMinorVersion()) |
| 30 | addMinorVersion(version: type->version.minorVersion()); |
| 31 | |
| 32 | QList<QQmlTypePrivate *> &list = m_typeHash[type->elementName]; |
| 33 | for (int ii = 0; ii < list.size(); ++ii) { |
| 34 | QQmlTypePrivate *in_list = list.at(i: ii); |
| 35 | Q_ASSERT(in_list); |
| 36 | if (in_list->version.minorVersion() < type->version.minorVersion()) { |
| 37 | list.insert(i: ii, t: type); |
| 38 | return; |
| 39 | } else if (in_list->version.minorVersion() == type->version.minorVersion()) { |
| 40 | list[ii] = type; |
| 41 | return; |
| 42 | } |
| 43 | } |
| 44 | list.append(t: type); |
| 45 | } |
| 46 | |
| 47 | void QQmlTypeModule::remove(const QQmlTypePrivate *type) |
| 48 | { |
| 49 | QMutexLocker lock(&m_mutex); |
| 50 | for (auto elementIt = m_typeHash.begin(); elementIt != m_typeHash.end(); ++elementIt) |
| 51 | QQmlMetaType::removeQQmlTypePrivate(container&: elementIt.value(), reference: type); |
| 52 | } |
| 53 | |
| 54 | QQmlType QQmlTypeModule::findType(const QList<QQmlTypePrivate *> *types, QTypeRevision version) |
| 55 | { |
| 56 | if (types) { |
| 57 | for (int ii = 0; ii < types->size(); ++ii) |
| 58 | if (types->at(i: ii)->version.minorVersion() <= version.minorVersion()) |
| 59 | return QQmlType(types->at(i: ii)); |
| 60 | } |
| 61 | |
| 62 | return QQmlType(); |
| 63 | } |
| 64 | |
| 65 | void QQmlTypeModule::walkCompositeSingletons(const std::function<void(const QQmlType &)> &callback) const |
| 66 | { |
| 67 | QMutexLocker lock(&m_mutex); |
| 68 | for (auto typeCandidates = m_typeHash.begin(), end = m_typeHash.end(); |
| 69 | typeCandidates != end; ++typeCandidates) { |
| 70 | for (auto type: typeCandidates.value()) { |
| 71 | if (type->regType == QQmlType::CompositeSingletonType) |
| 72 | callback(QQmlType(type)); |
| 73 | } |
| 74 | } |
| 75 | } |
| 76 | |
| 77 | QT_END_NAMESPACE |
| 78 |