diff options
Diffstat (limited to 'src/plugins/platforms/android/qandroidassetsfileenginehandler.cpp')
| -rw-r--r-- | src/plugins/platforms/android/qandroidassetsfileenginehandler.cpp | 68 |
1 files changed, 31 insertions, 37 deletions
diff --git a/src/plugins/platforms/android/qandroidassetsfileenginehandler.cpp b/src/plugins/platforms/android/qandroidassetsfileenginehandler.cpp index 36fa2dd945..4ea6536cef 100644 --- a/src/plugins/platforms/android/qandroidassetsfileenginehandler.cpp +++ b/src/plugins/platforms/android/qandroidassetsfileenginehandler.cpp @@ -108,6 +108,8 @@ public: FolderIterator(const QString &path) : m_path(path) { + // Note that empty dirs in the assets dir before the build are not going to be + // included in the final apk, so no empty folders should expected to be listed. QJniObject files = QJniObject::callStaticObjectMethod(QtAndroid::applicationClass(), "listAssetContent", "(Landroid/content/res/AssetManager;Ljava/lang/String;)[Ljava/lang/String;", @@ -140,17 +142,13 @@ public: return m_path + at(m_index).name; } - bool hasNext() const + bool advance() { - return !empty() && m_index + 1 < size(); - } - - std::optional<std::pair<QString, AssetItem>> next() - { - if (!hasNext()) - return {}; - ++m_index; - return std::pair<QString, AssetItem>(currentFileName(), at(m_index)); + if (!empty() && m_index + 1 < size()) { + ++m_index; + return true; + } + return false; } private: @@ -161,7 +159,7 @@ private: }; QCache<QString, QSharedPointer<FolderIterator>> FolderIterator::m_assetsCache(std::max(50, qEnvironmentVariableIntValue("QT_ANDROID_MAX_ASSETS_CACHE_SIZE"))); -QMutex FolderIterator::m_assetsCacheMutex; +Q_CONSTINIT QMutex FolderIterator::m_assetsCacheMutex; class AndroidAbstractFileEngineIterator: public QAbstractFileEngineIterator { @@ -169,7 +167,7 @@ public: AndroidAbstractFileEngineIterator(QDir::Filters filters, const QStringList &nameFilters, const QString &path) - : QAbstractFileEngineIterator(filters, nameFilters) + : QAbstractFileEngineIterator(path, filters, nameFilters) { m_currentIterator = FolderIterator::fromCache(cleanedAssetPath(path), true); } @@ -186,28 +184,16 @@ public: return m_currentIterator->currentFileName(); } - virtual QString currentFilePath() const + QString currentFilePath() const override { if (!m_currentIterator) return {}; return m_currentIterator->currentFilePath(); } - bool hasNext() const override - { - if (!m_currentIterator) - return false; - return m_currentIterator->hasNext(); - } - - QString next() override + bool advance() override { - if (!m_currentIterator) - return {}; - auto res = m_currentIterator->next(); - if (!res) - return {}; - return res->first; + return m_currentIterator ? m_currentIterator->advance() : false; } private: @@ -305,9 +291,9 @@ public: return prefixedPath(m_fileName); case BaseName: if ((pos = m_fileName.lastIndexOf(u'/')) != -1) - return prefixedPath(m_fileName.mid(pos)); + return m_fileName.mid(pos + 1); else - return prefixedPath(m_fileName); + return m_fileName; case PathName: case AbsolutePathName: case CanonicalPathName: @@ -350,8 +336,13 @@ public: } else { auto *assetDir = AAssetManager_openDir(m_assetManager, m_fileName.toUtf8()); if (assetDir) { - if (AAssetDir_getNextFileName(assetDir)) + if (AAssetDir_getNextFileName(assetDir) + || (!FolderIterator::fromCache(m_fileName, false)->empty())) { + // If AAssetDir_getNextFileName is not valid, it still can be a directory that + // contains only other directories (no files). FolderIterator will not be called + // on the directory containing files so it should not be too time consuming now. m_assetInfo->type = AssetItem::Type::Folder; + } AAssetDir_close(assetDir); } } @@ -360,10 +351,12 @@ public: m_assetsInfoCache.insert(m_fileName, newAssetInfoPtr); } - Iterator *beginEntryList(QDir::Filters filters, const QStringList &filterNames) override + IteratorUniquePtr + beginEntryList(const QString &, QDir::Filters filters, const QStringList &filterNames) override { + // AndroidAbstractFileEngineIterator use `m_fileName` as the path if (m_assetInfo && m_assetInfo->type == AssetItem::Type::Folder) - return new AndroidAbstractFileEngineIterator(filters, filterNames, m_fileName); + return std::make_unique<AndroidAbstractFileEngineIterator>(filters, filterNames, m_fileName); return nullptr; } @@ -379,20 +372,21 @@ private: }; QCache<QString, QSharedPointer<AssetItem>> AndroidAbstractFileEngine::m_assetsInfoCache(std::max(200, qEnvironmentVariableIntValue("QT_ANDROID_MAX_FILEINFO_ASSETS_CACHE_SIZE"))); -QMutex AndroidAbstractFileEngine::m_assetsInfoCacheMutex; +Q_CONSTINIT QMutex AndroidAbstractFileEngine::m_assetsInfoCacheMutex; AndroidAssetsFileEngineHandler::AndroidAssetsFileEngineHandler() { m_assetManager = QtAndroid::assetManager(); } -QAbstractFileEngine * AndroidAssetsFileEngineHandler::create(const QString &fileName) const +std::unique_ptr<QAbstractFileEngine> +AndroidAssetsFileEngineHandler::create(const QString &fileName) const { if (fileName.isEmpty()) - return nullptr; + return {}; if (!fileName.startsWith(assetsPrefix)) - return nullptr; + return {}; QString path = fileName.mid(prefixSize); path.replace("//"_L1, "/"_L1); @@ -400,7 +394,7 @@ QAbstractFileEngine * AndroidAssetsFileEngineHandler::create(const QString &file path.remove(0, 1); if (path.endsWith(u'/')) path.chop(1); - return new AndroidAbstractFileEngine(m_assetManager, path); + return std::make_unique<AndroidAbstractFileEngine>(m_assetManager, path); } QT_END_NAMESPACE |