Small corrections

crates/ratatui/src/sample_browser.rs

@@ -158,12 +158,17 @@ impl<'a> SampleBrowser<'a> {
                 Style::new().fg(icon_color)
             };
 
-            let spans = vec![
+            let mut spans = vec![
                 Span::raw(indent),
                 Span::styled(icon, icon_style),
                 Span::styled(&entry.label, label_style),
             ];
 
+            if matches!(entry.kind, TreeLineKind::File) {
+                let idx_style = Style::new().fg(colors.browser.empty_text);
+                spans.push(Span::styled(format!(" {}", entry.index), idx_style));
+            }
+
             lines.push(Line::from(spans));
         }