Make it run with Qt6

This is a huge commit. Changes:
* Obviously, make it compile
* Make it run (only scarcely tested)
* get rid of most of clang's warnings

Let's see what surprises are in store...

1 files changed, 12 insertions, 12 deletions

diff --git a/archivemodel.cpp b/archivemodel.cpp
index 20658e9..8e15dea 100644
--- a/archivemodel.cpp
+++ b/archivemodel.cpp
@@ -28,15 +28,15 @@ ArchiveModel::ArchiveModel(const QStringList &headers, QObject *parent) : SmTree
     mAvailableOrders.insert("Local files", Local);
     mAvailableOrders.insert("Favorites", FavoriteOrder);
     ArchiveCollector *c1 = new ArchiveCollector(NumFields, SeriesName, this);
-    connect(c1, &ArchiveCollector::finished, [=] { collectorFinished(c1) ;});
+    connect(c1, &ArchiveCollector::finished, c1, [=] { collectorFinished(c1) ;});
     ArchiveCollector *c2 = new ArchiveCollector(NumFields, Actor, this);
-    connect(c2, &ArchiveCollector::finished, [=] { collectorFinished(c2) ;});
+    connect(c2, &ArchiveCollector::finished, c2, [=] { collectorFinished(c2) ;});
     ArchiveCollector *c3 = new ArchiveCollector(NumFields, Genre, this);
-    connect(c3, &ArchiveCollector::finished, [=] { collectorFinished(c3) ;});
+    connect(c3, &ArchiveCollector::finished, c3, [=] { collectorFinished(c3) ;});
     ArchiveCollector *c4 = new ArchiveCollector(NumFields, Local, this);
-    connect(c4, &ArchiveCollector::finished, [=] { collectorFinished(c4) ;});
+    connect(c4, &ArchiveCollector::finished, c4, [=] { collectorFinished(c4) ;});
     ArchiveCollector *c5 = new ArchiveCollector(NumFields, FavoriteOrder, this);
-    connect(c5, &ArchiveCollector::finished, [=] { collectorFinished(c5) ;});
+    connect(c5, &ArchiveCollector::finished, c5, [=] { collectorFinished(c5) ;});
     mCollectors << c1 << c2 << c3 << c4 << c5;
     connect(this, &ArchiveModel::needRefresh, this, &ArchiveModel::refresh);
     readConfig();
@@ -81,16 +81,16 @@ QVariant ArchiveModel::data(const QModelIndex &index, int role) const{
         int childCount = item->data(Count).toInt();
         int nodeType = item->data(Type).toInt();
         if(nodeType == SeriesNode || nodeType == GenreNode || nodeType == ActorNode){
-            retval = QString("%1 (%2)").arg(item->data(Name).toString()).arg(QString::number(childCount));
+            retval = QString("%1 (%2)").arg(item->data(Name).toString(), QString::number(childCount));
         }else if(nodeType == SeriesPartNode){
             retval = item->data(Name).toString();
             QString subtitle = item->data(Subtitle).toString();
             if(!subtitle.isEmpty() && (part > 0)){
-                retval = QString("%1 - %2 - %3").arg(item->data(Name).toString()).arg(subtitle).arg(QString::number(part));
+                retval = QString("%1 - %2 - %3").arg(item->data(Name).toString(), subtitle, QString::number(part));
             }else if(part > 0){
-                retval = QString("%1 %2").arg(item->data(Name).toString()).arg(QString::number(part));
+                retval = QString("%1 %2").arg(item->data(Name).toString(), QString::number(part));
             }else if(!subtitle.isEmpty()){
-                retval = QString("%1 - %2").arg(item->data(Name).toString()).arg(subtitle);
+                retval = QString("%1 - %2").arg(item->data(Name).toString(), subtitle);
             }
         }
         return retval;
@@ -482,7 +482,7 @@ void ArchiveModel::addFiles(int partId, const QStringList files){
             durationOrSize = Helper::picSize(file);
             fileQ.prepare("INSERT INTO files(iseriespart_id, tfilename, cmd5sum, bisize, sifiletype, cpicsize) VALUES(:id, :fn, :md5, :size, :type, :durOrSize)");
         }else{
-            QString msg = QString("Unknown mime type %1 for %2").arg(mimeType).arg(file);
+            QString msg = QString("Unknown mime type %1 for %2").arg(mimeType, file);
             emit message(msg);
             continue;
         }
@@ -665,7 +665,7 @@ void ArchiveModel::collectorFinished(QObject *thread){
 void ArchiveModel::emitDatabaseError(const QSqlError &e){
     QString databaseText = e.databaseText().isEmpty() ? tr("(none)") : e.databaseText();
     QString driverText = e.driverText().isEmpty() ? tr("(none)") : e.driverText();
-    QString errormsg = QString(tr("<b>Database error:</b><br/><ul><li>driverText(): %1</li><li>databaseText(): %2</li></ul>")).arg(driverText).arg(databaseText);
+    QString errormsg = QString(tr("<b>Database error:</b><br/><ul><li>driverText(): %1</li><li>databaseText(): %2</li></ul>")).arg(driverText, databaseText);
     emit databaseError(errormsg);
 }
 
@@ -901,7 +901,7 @@ bool ArchiveFilesModel::setData(const QModelIndex &idx, const QVariant &value, i
             QFile f(idx.data(FullPathRole).toString());
             QFileInfo fi(f);
             QString dir = fi.absolutePath();
-            QString newName = QString("%1/%2").arg(dir).arg(value.toString());
+            QString newName = QString("%1/%2").arg(dir, value.toString());
             success = f.rename(newName);
         }
         // check rename, too!