Mark floating panes in tree mode.

usr.bin/tmux/window-tree.c

@@ -1,4 +1,4 @@
-/* $OpenBSD: window-tree.c,v 1.75 2026/05/17 16:01:42 nicm Exp $ */
+/* $OpenBSD: window-tree.c,v 1.76 2026/06/01 18:00:20 nicm Exp $ */
 
 /*
  * Copyright (c) 2017 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -38,8 +38,8 @@ static void		 window_tree_key(struct window_mode_entry *,
 
 #define WINDOW_TREE_DEFAULT_FORMAT \
 	"#{?pane_format," \
-		"#{?pane_marked,#[reverse],}" \
-		"#{pane_current_command}#{?pane_active,*,}#{?pane_marked,M,}" \
+		"#{?pane_marked,#[reverse],}#{?pane_floating_flag,#[italics],}" \
+		"#{pane_current_command}#{pane_flags}" \
 		"#{?#{&&:#{pane_title},#{!=:#{pane_title},#{host_short}}},: \"#{pane_title}\",}" \
 	",window_format," \
 		"#{?window_marked_flag,#[reverse],}" \