vastly improved selection system

src/views/render.rs

@@ -295,13 +295,20 @@ fn render_footer(frame: &mut Frame, app: &App, area: Rect) {
     } else {
         let bindings: Vec<(&str, &str)> = match app.page {
             Page::Main => vec![
-                ("←→↑↓", "Navigate"),
+                ("←→↑↓", "Nav"),
+                ("Shift+↑↓", "Select"),
                 ("t", "Toggle"),
                 ("Enter", "Edit"),
-                ("p", "Preview"),
                 ("Space", "Play"),
-                ("<>", "Length"),
-                ("[]", "Speed"),
+                ("^C", "Copy"),
+                ("^V", "Paste"),
+                ("^B", "Link"),
+                ("^D", "Dup"),
+                ("^H", "Harden"),
+                ("Del", "Delete"),
+                ("<>", "Len"),
+                ("[]", "Spd"),
+                ("+-", "Tempo"),
             ],
             Page::Patterns => vec![
                 ("←→↑↓", "Navigate"),
@@ -382,6 +389,12 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
             ConfirmModal::new("Confirm", &format!("Delete step {}?", step + 1), *selected)
                 .render_centered(frame, term);
         }
+        Modal::ConfirmDeleteSteps { steps, selected, .. } => {
+            let nums: Vec<String> = steps.iter().map(|s| format!("{:02}", s + 1)).collect();
+            let label = format!("Delete steps {}?", nums.join(", "));
+            ConfirmModal::new("Confirm", &label, *selected)
+                .render_centered(frame, term);
+        }
         Modal::ConfirmResetPattern {
             pattern, selected, ..
         } => {