fix: menu highlight numbering in tui

1 files changed, 13 insertions, 2 deletions

diff --git a/app/ui/tui.py b/app/ui/tui.py
index 19764ab..a4854b0 100644
--- a/app/ui/tui.py
+++ b/app/ui/tui.py
@@ -348,7 +348,9 @@ class Frame:
         # Optional scroll-indicator formatter: called as
         # scroll_label(scroll, total_lines, visible) whenever the frame
         # draws its border while the content overflows. None keeps the
-        # compact default " x/y " (used by menus, trees, the browser).
+        # compact default (used by menus, forms, trees, the browser):
+        # with a cursor it reads " highlighted/entries ", without one
+        # " first-visible-line/total-lines ".
         self.scroll_label = None
         try:
             curses.curs_set(0)
@@ -543,7 +545,16 @@ class Frame:
                 indicator = self.scroll_label(self.scroll, total_lines,
                                               visible)
             else:
-                indicator = f" {self.scroll + 1}/{total_lines} "
+                # With a cursor the label counts selectable rows: which
+                # entry is highlighted (the Nth option of a menu, the
+                # Nth field of a form, a tree node). Frames without a
+                # cursor keep the first-visible-line reading.
+                selectable = self.selectable()
+                if self.cursor is not None and self.cursor in selectable:
+                    indicator = f" {selectable.index(self.cursor) + 1}/" \
+                                f"{len(selectable)} "
+                else:
+                    indicator = f" {self.scroll + 1}/{total_lines} "
             _addstr(scr, y0, max(x0 + 1, x0 + dialog_w - 1 - len(indicator)),
                     indicator, theme["dim"])