all: Fix deprecation warnings when building with Qt 6.8.0

.github/workflows/clang-tidy-review.yml

@@ -7,14 +7,14 @@ on:
 jobs:
   clang-tidy:
     runs-on: ubuntu-latest
-    container: ghcr.io/nextcloud/continuous-integration-client-qt6:client-6.7.3-1
+    container: ghcr.io/nextcloud/continuous-integration-client-qt6:client-6.8.0-1
     steps:
     - uses: actions/checkout@v4
       with:
           fetch-depth: 2
     - name: Prepare compile_commands.json
       run: |
-        cmake -G Ninja -B build -DCMAKE_PREFIX_PATH=/opt/qt6.7.3 -DQT_MAJOR_VERSION=6 -DCMAKE_EXPORT_COMPILE_COMMANDS=ON -DBUILD_UPDATER=ON -DBUILD_TESTING=1 -DOPENSSL_ROOT_DIR=/usr/local/lib64
+        cmake -G Ninja -B build -DCMAKE_PREFIX_PATH=/opt/qt6.8.0 -DQT_MAJOR_VERSION=6 -DCMAKE_EXPORT_COMPILE_COMMANDS=ON -DBUILD_UPDATER=ON -DBUILD_TESTING=1 -DOPENSSL_ROOT_DIR=/usr/local/lib64
         cd build && ninja
     - name: Create results directory
       run: |

.github/workflows/linux-appimage.yml

@@ -6,12 +6,12 @@ jobs:
   build:
     name: Linux Appimage Package
     runs-on: ubuntu-latest
-    container: ghcr.io/nextcloud/continuous-integration-client-appimage-qt6:client-appimage-6.7.3-1
+    container: ghcr.io/nextcloud/continuous-integration-client-appimage-qt6:client-appimage-6.8.0-1
     steps:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - name: Configure, compile and package
         run: |
-            BUILDNR=${GITHUB_RUN_ID} VERSION_SUFFIX=${GITHUB_HEAD_REF} BUILD_UPDATER=ON DESKTOP_CLIENT_ROOT=`pwd` EXECUTABLE_NAME=nextcloud QT_BASE_DIR=/opt/qt6.7.3 OPENSSL_ROOT_DIR=/usr/local/lib64  /bin/bash -c "./admin/linux/build-appimage.sh"
+            BUILDNR=${GITHUB_RUN_ID} VERSION_SUFFIX=${GITHUB_HEAD_REF} BUILD_UPDATER=ON DESKTOP_CLIENT_ROOT=`pwd` EXECUTABLE_NAME=nextcloud QT_BASE_DIR=/opt/qt6.8.0 OPENSSL_ROOT_DIR=/usr/local/lib64  /bin/bash -c "./admin/linux/build-appimage.sh"
             BUILDNR=${GITHUB_RUN_ID} VERSION_SUFFIX=${GITHUB_HEAD_REF} DESKTOP_CLIENT_ROOT=`pwd` /bin/bash -c "./admin/linux/upload-appimage.sh" || echo "Upload failed, however this is an optional step."

.github/workflows/linux-clang-compile-tests.yml

@@ -6,7 +6,7 @@ jobs:
   build:
     name: Linux Clang compilation and tests
     runs-on: ubuntu-latest
-    container: ghcr.io/nextcloud/continuous-integration-client-qt6:client-6.7.3-1
+    container: ghcr.io/nextcloud/continuous-integration-client-qt6:client-6.8.0-1
     steps:
       - uses: actions/checkout@v4
         with:
@@ -15,7 +15,7 @@ jobs:
         run: |
           mkdir build
           cd build
-          cmake .. -G Ninja -DCMAKE_PREFIX_PATH=/opt/qt6.7.3 -DCMAKE_C_COMPILER=clang-14 -DCMAKE_CXX_COMPILER=clang++-14 -DCMAKE_BUILD_TYPE=Debug -DQT_MAJOR_VERSION=6 -DQUICK_COMPILER=ON -DBUILD_UPDATER=ON -DBUILD_TESTING=1 -DCMAKE_CXX_FLAGS=-Werror -DOPENSSL_ROOT_DIR=/usr/local/lib64
+          cmake .. -G Ninja -DCMAKE_PREFIX_PATH=/opt/qt6.8.0 -DCMAKE_C_COMPILER=clang-14 -DCMAKE_CXX_COMPILER=clang++-14 -DCMAKE_BUILD_TYPE=Debug -DQT_MAJOR_VERSION=6 -DQUICK_COMPILER=ON -DBUILD_UPDATER=ON -DBUILD_TESTING=1 -DCMAKE_CXX_FLAGS=-Werror -DOPENSSL_ROOT_DIR=/usr/local/lib64
           ninja
       - name: Run tests
         run: |

.github/workflows/linux-gcc-compile-tests.yml

@@ -6,7 +6,7 @@ jobs:
   build:
     name: Linux GCC compilation and tests
     runs-on: ubuntu-latest
-    container: ghcr.io/nextcloud/continuous-integration-client-qt6:client-6.7.3-1
+    container: ghcr.io/nextcloud/continuous-integration-client-qt6:client-6.8.0-1
     steps:
       - uses: actions/checkout@v4
         with:
@@ -15,7 +15,7 @@ jobs:
         run: |
           mkdir build
           cd build
-          cmake .. -G Ninja -DCMAKE_PREFIX_PATH=/opt/qt6.7.3 -DCMAKE_C_COMPILER=gcc-11 -DCMAKE_CXX_COMPILER=g++-11 -DCMAKE_BUILD_TYPE=Debug -DQT_MAJOR_VERSION=6 -DQUICK_COMPILER=ON -DBUILD_UPDATER=ON -DBUILD_TESTING=1 -DCMAKE_CXX_FLAGS=-Werror -DOPENSSL_ROOT_DIR=/usr/local/lib64
+          cmake .. -G Ninja -DCMAKE_PREFIX_PATH=/opt/qt6.8.0 -DCMAKE_C_COMPILER=gcc-11 -DCMAKE_CXX_COMPILER=g++-11 -DCMAKE_BUILD_TYPE=Debug -DQT_MAJOR_VERSION=6 -DQUICK_COMPILER=ON -DBUILD_UPDATER=ON -DBUILD_TESTING=1 -DCMAKE_CXX_FLAGS=-Werror -DOPENSSL_ROOT_DIR=/usr/local/lib64
           ninja
       - name: Run tests
         run: |

.github/workflows/sonarcloud.yml

@@ -6,7 +6,7 @@ jobs:
   build:
     name: SonarCloud analysis
     runs-on: ubuntu-latest
-    container: ghcr.io/nextcloud/continuous-integration-client-qt6:client-6.7.3-1
+    container: ghcr.io/nextcloud/continuous-integration-client-qt6:client-6.8.0-1
     env:
       SONAR_SERVER_URL: "https://sonarcloud.io"
       BUILD_WRAPPER_OUT_DIR: build_wrapper_output_directory # Directory where build-wrapper output will be placed
@@ -25,7 +25,7 @@ jobs:
         run: |
           mkdir build
           cd build
-          cmake .. -G Ninja -DCMAKE_PREFIX_PATH=/opt/qt6.7.3 -DCMAKE_C_COMPILER=gcc-11 -DCMAKE_CXX_COMPILER=g++-11 -DCMAKE_BUILD_TYPE=Debug -DQUICK_COMPILER=ON -DBUILD_UPDATER=ON -DBUILD_TESTING=1 -DQT_MAJOR_VERSION=6 -DCMAKE_CXX_FLAGS=-Werror -DOPENSSL_ROOT_DIR=/usr/local/lib64 -DBUILD_COVERAGE=ON -DCMAKE_EXPORT_COMPILE_COMMANDS=ON
+          cmake .. -G Ninja -DCMAKE_PREFIX_PATH=/opt/qt6.8.0 -DCMAKE_C_COMPILER=gcc-11 -DCMAKE_CXX_COMPILER=g++-11 -DCMAKE_BUILD_TYPE=Debug -DQUICK_COMPILER=ON -DBUILD_UPDATER=ON -DBUILD_TESTING=1 -DQT_MAJOR_VERSION=6 -DCMAKE_CXX_FLAGS=-Werror -DOPENSSL_ROOT_DIR=/usr/local/lib64 -DBUILD_COVERAGE=ON -DCMAKE_EXPORT_COMPILE_COMMANDS=ON
           build-wrapper-linux-x86-64 --out-dir ${{ env.BUILD_WRAPPER_OUT_DIR }} ninja
       - name: Run tests
         run: |

craftmaster.ini

@@ -21,13 +21,12 @@ Compile/BuildType = RelWithDebInfo
 
 Compile/UseNinja = True
 
-Paths/downloaddir = ${Variables:Root}\downloads
 ShortPath/Enabled = False
 ShortPath/EnableJunctions = False
 
 Packager/RepositoryUrl = https://files.kde.org/craft/Qt6
 Packager/PackageType = NullsoftInstallerPackager
-Packager/CacheVersion = 24.08
+Packager/CacheVersion = 24.12
 
 ContinuousIntegration/Enabled = True
 
@@ -42,7 +41,7 @@ Packager/CacheDir = ${Variables:Root}\cache
 [BlueprintSettings]
 nextcloud-client.buildTests = True
 binary/mysql.useMariaDB = False
-libs/qt6.version = 6.7.2
+libs/qt6.version = 6.8.0
 
 [windows-msvc2022_64-cl]
 QtSDK/Compiler = msvc2022_64

src/3rdparty/kmessagewidget/kmessagewidget.cpp

@@ -154,7 +154,7 @@ void KMessageWidgetPrivate::createLayout()
         layout->addWidget(iconLabel);
         layout->addWidget(textLabel);
 
-        for (QToolButton *button : qAsConst(buttons)) {
+        for (QToolButton *button : std::as_const(buttons)) {
             layout->addWidget(button);
         }
 

src/3rdparty/qtsingleapplication/qtlocalpeer.cpp

@@ -51,8 +51,8 @@ static const char ack[] = "ack";
 
 QString QtLocalPeer::appSessionId(const QString &appId)
 {
-    QByteArray idc = appId.toUtf8();
-    quint16 idNum = qChecksum(idc.constData(), idc.size());
+    const auto idc = appId.toUtf8();
+    const auto idNum = qChecksum(idc);
     //### could do: two 16bit checksums over separate halves of id, for a 32bit result - improved uniqeness probability. Every-other-char split would be best.
 
     QString res = QLatin1String("qtsingleapplication-")

src/cmd/simplesslerrorhandler.cpp

@@ -11,7 +11,7 @@
  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  * for more details.
  */
 #include "common/utility.h"
 #include "account.h"
 #include "simplesslerrorhandler.h"
 
@@ -27,15 +27,15 @@
     }
 
     if (account->trustCertificates()) {
-        for (const auto &error : qAsConst(errors)) {
+        for (const auto &error : std::as_const(errors)) {
             certs->append(error.certificate());
         }
         return true;
     }
 
     bool allTrusted = true;
 
-    for (const auto &error : qAsConst(errors)) {
+    for (const auto &error : std::as_const(errors)) {
         if (!account->approvedCerts().contains(error.certificate())) {
             allTrusted = false;
         }

src/common/checksumcalculator.cpp

@@ -170,7 +170,7 @@ bool ChecksumCalculator::addChunk(const QByteArray &chunk, const qint64 size)
     } else {
         Q_ASSERT(_cryptographicHash);
         if (_cryptographicHash) {
-            _cryptographicHash->addData(chunk.data(), size);
+            _cryptographicHash->addData(chunk);
             return true;
         }
     }

src/common/ownsql.cpp

@@ -16,7 +16,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 #include <QDateTime>
 #include <QLoggingCategory>
 #include <QString>
 #include <QFile>
@@ -364,34 +364,24 @@
         return;
     }
 
-    switch (value.type()) {
-    case QVariant::Int:
-    case QVariant::Bool:
+    const auto metatype = value.metaType();
+    if (metatype == QMetaType(QMetaType::Int) || metatype == QMetaType(QMetaType::Bool)) {
         res = sqlite3_bind_int(_stmt, pos, value.toInt());
-        break;
-    case QVariant::Double:
+    } else if (metatype == QMetaType(QMetaType::Double)) {
         res = sqlite3_bind_double(_stmt, pos, value.toDouble());
-        break;
-    case QVariant::UInt:
-    case QVariant::LongLong:
-    case QVariant::ULongLong:
+    } else if (metatype == QMetaType(QMetaType::UInt) || metatype == QMetaType(QMetaType::LongLong) || metatype == QMetaType(QMetaType::ULongLong)) {
         res = sqlite3_bind_int64(_stmt, pos, value.toLongLong());
-        break;
-    case QVariant::DateTime: {
+    } else if (metatype == QMetaType(QMetaType::QDateTime)) {
         const QDateTime dateTime = value.toDateTime();
         const QString str = dateTime.toString(QStringLiteral("yyyy-MM-ddThh:mm:ss.zzz"));
         res = sqlite3_bind_text16(_stmt, pos, str.utf16(),
             str.size() * static_cast<int>(sizeof(ushort)), SQLITE_TRANSIENT);
-        break;
-    }
-    case QVariant::Time: {
+    } else if (metatype == QMetaType(QMetaType::QTime)) {
         const QTime time = value.toTime();
         const QString str = time.toString(QStringLiteral("hh:mm:ss.zzz"));
         res = sqlite3_bind_text16(_stmt, pos, str.utf16(),
             str.size() * static_cast<int>(sizeof(ushort)), SQLITE_TRANSIENT);
-        break;
-    }
-    case QVariant::String: {
+    } else if (metatype == QMetaType(QMetaType::QString)) {
         if (!value.toString().isNull()) {
             // lifetime of string == lifetime of its qvariant
             const auto *str = static_cast<const QString *>(value.constData());
@@ -400,20 +390,14 @@
         } else {
             res = sqlite3_bind_null(_stmt, pos);
         }
-        break;
-    }
-    case QVariant::ByteArray: {
+    } else if (metatype == QMetaType(QMetaType::QByteArray)) {
         auto ba = value.toByteArray();
         res = sqlite3_bind_text(_stmt, pos, ba.constData(), ba.size(), SQLITE_TRANSIENT);
-        break;
-    }
-    default: {
+    } else {
         QString str = value.toString();
         // SQLITE_TRANSIENT makes sure that sqlite buffers the data
         res = sqlite3_bind_text16(_stmt, pos, str.utf16(),
             (str.size()) * static_cast<int>(sizeof(QChar)), SQLITE_TRANSIENT);
-        break;
-    }
     }
     if (res != SQLITE_OK) {
         qCWarning(lcSql) << "ERROR binding SQL value:" << value << "error:" << res;
@@ -428,7 +412,7 @@
 
 QString SqlQuery::stringValue(int index)
 {
-    return QString::fromUtf16(static_cast<const ushort *>(sqlite3_column_text16(_stmt, index)));
+    return QString::fromUtf16(static_cast<const char16_t *>(sqlite3_column_text16(_stmt, index)));
 }
 
 int SqlQuery::intValue(int index)

src/csync/csync_exclude.cpp

@@ -18,7 +18,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 #include "config_csync.h"
 #include <qglobal.h>
 
 #ifndef _GNU_SOURCE
@@ -461,10 +461,10 @@
         QRegularExpressionMatch m;
         if (filetype == ItemTypeDirectory
             && _bnameTraversalRegexDir.contains(basePath)) {
-            m = _bnameTraversalRegexDir[basePath].match(bnameStr);
+            m = _bnameTraversalRegexDir[basePath].matchView(bnameStr);
         } else if (filetype == ItemTypeFile
             && _bnameTraversalRegexFile.contains(basePath)) {
-            m = _bnameTraversalRegexFile[basePath].match(bnameStr);
+            m = _bnameTraversalRegexFile[basePath].matchView(bnameStr);
         } else {
             continue;
         }

src/csync/vio/csync_vio_local_unix.cpp

@@ -28,7 +28,7 @@
 
 #include <memory>
 
 #include "c_private.h"
 #include "c_lib.h"
 #include "csync.h"
 
@@ -52,8 +52,7 @@
 static int _csync_vio_local_stat_mb(const mbchar_t *wuri, csync_file_stat_t *buf);
 
 csync_vio_handle_t *csync_vio_local_opendir(const QString &name) {
-    QScopedPointer<csync_vio_handle_t> handle(new csync_vio_handle_t{});
-
+    auto handle = std::make_unique<csync_vio_handle_t>();
     auto dirname = QFile::encodeName(name);
 
     handle->dh = _topendir(dirname.constData());
@@ -62,7 +61,7 @@
     }
 
     handle->path = dirname;
-    return handle.take();
+    return handle.release();
 }
 
 int csync_vio_local_closedir(csync_vio_handle_t *dhandle) {

src/gui/accountmanager.cpp

@@ -306,7 +306,7 @@ void AccountManager::save(bool saveCredentials)
 {
     const auto settings = ConfigFile::settingsWithGroup(QLatin1String(accountsC));
     settings->setValue(QLatin1String(versionC), maxAccountsVersion);
-    for (const auto &acc : qAsConst(_accounts)) {
+    for (const auto &acc : std::as_const(_accounts)) {
         settings->beginGroup(acc->account()->id());
         saveAccountHelper(acc->account().data(), *settings, saveCredentials);
         settings->endGroup();

src/gui/accountsettings.cpp

@@ -735,7 +735,7 @@ void AccountSettings::slotFolderListClicked(const QModelIndex &indx)
         QStyleOptionViewItem opt;
         opt.initFrom(treeView);
         const auto btnRect = treeView->visualRect(indx);
-        const auto btnSize = treeView->itemDelegate(indx)->sizeHint(opt, indx);
+        const auto btnSize = treeView->itemDelegateForIndex(indx)->sizeHint(opt, indx);
         const auto actual = QStyle::visualRect(opt.direction, btnRect, QRect(btnRect.topLeft(), btnSize));
         if (!actual.contains(pos)) {
             return;

src/gui/application.cpp

@@ -1,4 +1,4 @@
 /*
  * Copyright (C) by Duncan Mac-Vicar P. <[email protected]>
  * Copyright (C) by Klaas Freitag <[email protected]>
  * Copyright (C) by Daniel Molkentin <[email protected]>
@@ -199,7 +199,7 @@
         settings->endGroup();
 
         // Wipe confusing keys from the future, ignore the others
-        for (const auto &badKey : qAsConst(deleteKeys)) {
+        for (const auto &badKey : std::as_const(deleteKeys)) {
             settings->remove(badKey);
         }
     }
@@ -588,7 +588,8 @@
                 tr("There was an error while accessing the configuration "
                    "file at %1. Please make sure the file can be accessed by your system account.")
                     .arg(ConfigFile().configFile()),
-                tr("Quit %1").arg(Theme::instance()->appNameGUI()));
+                QMessageBox::Ok
+            );
             QTimer::singleShot(0, qApp, &QCoreApplication::quit);
         }
     }
@@ -1002,7 +1003,7 @@
         // have a translation file provided.
         qCInfo(lcApplication) << "Using" << lang << "translation";
         setProperty("ui_lang", lang);
-        const QString qtTrPath = QLibraryInfo::location(QLibraryInfo::TranslationsPath);
+        const QString qtTrPath = QLibraryInfo::path(QLibraryInfo::TranslationsPath);
         const QString qtTrFile = QLatin1String("qt_") + lang;
         const QString qtBaseTrFile = QLatin1String("qtbase_") + lang;
         if (!qtTranslator->load(qtTrFile, qtTrPath)) {

src/gui/editlocallyjob.cpp

@@ -514,7 +514,7 @@ void EditLocallyJob::lockFile(const QString &etag)
 
 void EditLocallyJob::disconnectFolderSignals()
 {
-    for (const auto &connection : qAsConst(_folderConnections)) {
+    for (const auto &connection : std::as_const(_folderConnections)) {
         disconnect(connection);
     }
 }

src/gui/editlocallymanager.cpp

@@ -52,7 +52,7 @@ void EditLocallyManager::showError(const QString &message, const QString &inform
 void EditLocallyManager::showErrorNotification(const QString &message, 
                                                const QString &informativeText)
 {
-    Systray::instance()->showMessage(message, informativeText, Systray::MessageIcon::Critical); 
+    Systray::instance()->showMessage(message, informativeText, Systray::MessageIcon::Critical);
 }
 
 void EditLocallyManager::showErrorMessageBox(const QString &message, 

src/gui/filedetails/sharemodel.cpp

@@ -385,7 +385,7 @@ void ShareModel::handlePlaceholderLinkShare()
     auto linkSharePresent = false;
     auto placeholderLinkSharePresent = false;
 
-    for (const auto &share : qAsConst(_shares)) {
+    for (const auto &share : std::as_const(_shares)) {
         const auto shareType = share->getShareType();
 
         if (!linkSharePresent && shareType == Share::TypeLink) {
@@ -415,7 +415,7 @@ void ShareModel::handleSecureFileDropLinkShare()
     auto linkSharePresent = false;
     auto secureFileDropLinkSharePresent = false;
 
-    for (const auto &share : qAsConst(_shares)) {
+    for (const auto &share : std::as_const(_shares)) {
         const auto shareType = share->getShareType();
 
         if (!linkSharePresent && shareType == Share::TypeLink) {

src/gui/folder.cpp

@@ -13,7 +13,7 @@
  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  * for more details.
  */
 #include "common/syncjournaldb.h"
 #include "config.h"
 
 #include "account.h"
@@ -1760,7 +1760,7 @@
     const auto existingBlacklistSet = QSet<QString>{existingBlacklist.begin(), existingBlacklist.end()};
     auto expandedBlacklistSet = QSet<QString>{existingBlacklist.begin(), existingBlacklist.end()};
 
-    for (const auto &path : qAsConst(e2eFoldersToBlacklist)) {
+    for (const auto &path : std::as_const(e2eFoldersToBlacklist)) {
         expandedBlacklistSet.insert(path);
     }
 

src/gui/foldercreationdialog.cpp

@@ -77,7 +77,7 @@ void FolderCreationDialog::accept()
     if (QDir(_destination).mkdir(ui->newFolderNameEdit->text())) {
         Q_EMIT folderCreated(fullPath);
     } else {
-        QMessageBox::critical(this, tr("Error"), tr("Could not create a folder! Check your write permissions."));
+        QMessageBox::critical(this, tr("Error"), tr("Could not create a folder! Check your write permissions."), QMessageBox::Ok);
     }
 
     QDialog::accept();