correctly react to changed name

GUI/View/Views/InstrumentView.cpp

@@ -153,9 +153,8 @@ void InstrumentView::createWidgetsForCurrentInstrument()
     g->body()->setLayout(formLayout);
     layout->addWidget(g);
 
-    auto* nameEdit = new QLineEdit(g);
-    nameEdit->setText(t->name());
-    connect(nameEdit, &QLineEdit::textEdited, [this] { m_qlistview->repaint(); });
+    auto* nameEdit = new QLineEdit(t->name(), g);
+    connect(nameEdit, &QLineEdit::textEdited, [t](const QString &text) { t->setName(text); });
     formLayout->addRow("Name:", nameEdit);
 
     auto* descriptionEdit = new QTextEdit(g);
@@ -164,7 +163,8 @@ void InstrumentView::createWidgetsForCurrentInstrument()
     descriptionEdit->setAcceptRichText(false);
     descriptionEdit->setTabChangesFocus(true);
     descriptionEdit->setPlainText(t->description());
-    connect(descriptionEdit, &QTextEdit::textChanged, [this] { m_qlistview->repaint(); });
+    connect(descriptionEdit, &QTextEdit::textChanged, [t, descriptionEdit]
+	{ t->setDescription(descriptionEdit->toPlainText()); });
     formLayout->addRow("Description:", descriptionEdit);
 
     //... All remaining content depends on instrument type