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, 2 insertions, 2 deletions

diff --git a/archivebrowsermodel.cpp b/archivebrowsermodel.cpp
index 4174f7e..c6e7d08 100644
--- a/archivebrowsermodel.cpp
+++ b/archivebrowsermodel.cpp
@@ -167,9 +167,9 @@ void ArchiveBrowserModel::populate(){
         QList<QVariant> serPartData;
         QString name;
         if(localQ.value(2).toInt() > 0){
-            name = QString("%1 %2").arg(localQ.value(1).toString()).arg(QString::number(localQ.value(2).toInt()));
+            name = QString("%1 %2").arg(localQ.value(1).toString(), QString::number(localQ.value(2).toInt()));
         }else{
-            name = QString("%1 - %2").arg(localQ.value(1).toString()).arg(localQ.value(3).toString());
+            name = QString("%1 - %2").arg(localQ.value(1).toString(), localQ.value(3).toString());
         }
         serPartData << QChar(0x26A4) << name << localQ.value(4) << SeriesPartNode << QVariant() << QVariant() << QVariant() << QString() << false;
         SmTreeItem *seriesItem = new SmTreeItem(serPartData, rootItem);