fix: hide vertical header (row numbers) in library table

src/ui/library_tab.py

@@ -43,10 +43,11 @@ EQ_FRAMES = [
 
 class NumericTableItem(QTableWidgetItem):
     def __lt__(self, other):
-        try:
-            return int(self.text()) < int(other.text())
-        except ValueError:
-            return super().__lt__(other)
+        _, self_data = self.data(Qt.ItemDataRole.UserRole) or (False, {})
+        _, other_data = other.data(Qt.ItemDataRole.UserRole) or (False, {})
+        self_num = (self_data or {}).get("track_num", 0) or 0
+        other_num = (other_data or {}).get("track_num", 0) or 0
+        return self_num < other_num
 
 
 class LibraryTab(QWidget):
@@ -103,6 +104,7 @@ class LibraryTab(QWidget):
         self.library_table.setSelectionMode(QTableWidget.SelectionMode.ExtendedSelection)
         self.library_table.setEditTriggers(QTableWidget.EditTrigger.NoEditTriggers)
         self.library_table.setAlternatingRowColors(True)
+        self.library_table.verticalHeader().setVisible(False)
         self.library_table.setSortingEnabled(True)
         self.library_table.cellDoubleClicked.connect(self._on_table_double_clicked)
         self.library_table.setContextMenuPolicy(Qt.ContextMenuPolicy.CustomContextMenu)