GUI: serialization refactoring part 7

The the rest of classes have got readFrom and writeTo methods.

Serialization of instruments is done.

The rest of work is to remove all usages and mentions of serialization.

GUI/Model/Device/InstrumentCollection.cpp

@@ -19,6 +19,14 @@
 #include "GUI/Support/XML/Serialize.h"
 #include "GUI/Util/String.h"
 
+namespace {
+namespace Tag {
+
+const QString Instrument("Instrument");
+
+} // namespace Tag
+} // namespace
+
 InstrumentCollection::~InstrumentCollection()
 {
     qDeleteAll(m_instruments);
@@ -32,8 +40,44 @@ void InstrumentCollection::clear()
 
 void InstrumentCollection::serialize(Streamer& s)
 {
-    s.assertVersion(0);
-    Serialize::rwCatalogized<InstrumentItemCatalog>(s, "InstrumentCollection", m_instruments);
+//    s.assertVersion(0);
+//    Serialize::rwCatalogized<InstrumentItemCatalog>(s, "InstrumentCollection", m_instruments);
+    if (s.xmlReader())
+        readFrom(s.xmlReader());
+    else if (s.xmlWriter())
+        writeTo(s.xmlWriter());
+}
+
+void InstrumentCollection::writeTo(QXmlStreamWriter *w) const
+{
+//    XML::writeAttribute(w, XML::Attrib::version, uint(1));
+
+//    // instruments
+//    for (const auto& sel : m_instruments) {
+//        w->writeStartElement(Tag::Instrument);
+//        sel.writeTo(w);
+//        w->writeEndElement();
+//    }
+}
+
+void InstrumentCollection::readFrom(QXmlStreamReader *r)
+{
+//    m_particles.clear();
+
+//    const uint version = XML::readUIntAttribute(r, XML::Attrib::version);
+//    Q_UNUSED(version)
+
+//    while (r->readNextStartElement()) {
+//        QString tag = r->name().toString();
+
+//        // particle
+//        if (tag == Tag::Instrument) {
+//            addInstrument(nullptr).readFrom(r, m_materialModel);
+//            XML::gotoEndElementOfTag(r, tag);
+
+//        } else
+//            r->skipCurrentElement();
+//    }
 }
 
 InstrumentItem* InstrumentCollection::insertCopy(const InstrumentItem& source)