Add pane_x, y, z format variables and show in list-panes.

usr.bin/tmux/cmd-list-panes.c

@@ -1,4 +1,4 @@
-/* $OpenBSD: cmd-list-panes.c,v 1.39 2026/02/27 08:25:12 nicm Exp $ */
+/* $OpenBSD: cmd-list-panes.c,v 1.40 2026/06/01 14:01:09 nicm Exp $ */
 
 /*
  * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -110,22 +110,28 @@ cmd_list_panes_window(struct cmd *self, struct session *s, struct winlink *wl,
 		switch (type) {
 		case 0:
 			template = "#{pane_index}: "
-			    "[#{pane_width}x#{pane_height}] [history "
+			    "[#{pane_width}x#{pane_height}"
+			    "#{?pane_floating_flag, "
+			    "#{pane_x}#,#{pane_y}#,#{pane_z}}] [history "
 			    "#{history_size}/#{history_limit}, "
 			    "#{history_bytes} bytes] #{pane_id}"
 			    "#{?pane_active, (active),}#{?pane_dead, (dead),}";
 			break;
 		case 1:
 			template = "#{window_index}.#{pane_index}: "
-			    "[#{pane_width}x#{pane_height}] [history "
+			    "[#{pane_width}x#{pane_height}"
+			    "#{?pane_floating_flag, "
+			    "#{pane_x}#,#{pane_y}#,#{pane_z}}] [history "
 			    "#{history_size}/#{history_limit}, "
 			    "#{history_bytes} bytes] #{pane_id}"
 			    "#{?pane_active, (active),}#{?pane_dead, (dead),}";
 			break;
 		case 2:
 			template = "#{session_name}:#{window_index}."
-			    "#{pane_index}: [#{pane_width}x#{pane_height}] "
-			    "[history #{history_size}/#{history_limit}, "
+			    "#{pane_index}: [#{pane_width}x#{pane_height}"
+			    "#{?pane_floating_flag, "
+			    "#{pane_x}#,#{pane_y}#,#{pane_z}}] [history "
+			    "#{history_size}/#{history_limit}, "
 			    "#{history_bytes} bytes] #{pane_id}"
 			    "#{?pane_active, (active),}#{?pane_dead, (dead),}";
 			break;

usr.bin/tmux/format.c

@@ -1,4 +1,4 @@
-/* $OpenBSD: format.c,v 1.368 2026/06/01 08:27:37 nicm Exp $ */
+/* $OpenBSD: format.c,v 1.369 2026/06/01 14:01:09 nicm Exp $ */
 
 /*
  * Copyright (c) 2011 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -2397,6 +2397,45 @@ format_cb_pane_width(struct format_tree *ft)
 	return (NULL);
 }
 
+/* Callback for pane_x. */
+static void *
+format_cb_pane_x(struct format_tree *ft)
+{
+	if (ft->wp != NULL)
+		return (format_printf("%d", ft->wp->xoff));
+	return (NULL);
+}
+
+/* Callback for pane_y. */
+static void *
+format_cb_pane_y(struct format_tree *ft)
+{
+	if (ft->wp != NULL)
+		return (format_printf("%d", ft->wp->yoff));
+	return (NULL);
+}
+
+/* Callback for pane_z. */
+static void *
+format_cb_pane_z(struct format_tree *ft)
+{
+	struct window_pane	*wp;
+	u_int			 n = 0;
+
+	if (ft->wp != NULL) {
+		if (~ft->wp->flags & PANE_FLOATING)
+			return (xstrdup("0"));
+		TAILQ_FOREACH(wp, &ft->wp->window->z_index, zentry) {
+			if (wp->flags & PANE_FLOATING)
+				n++;
+			if (wp == ft->wp)
+				return (format_printf("%u", n));
+		}
+		return (xstrdup("0"));
+	}
+	return (NULL);
+}
+
 /* Callback for pane_zoomed_flag. */
 static void *
 format_cb_pane_zoomed_flag(struct format_tree *ft)
@@ -3482,6 +3521,15 @@ static const struct format_table_entry format_table[] = {
 	{ "pane_width", FORMAT_TABLE_STRING,
 	  format_cb_pane_width
 	},
+	{ "pane_x", FORMAT_TABLE_STRING,
+	  format_cb_pane_x
+	},
+	{ "pane_y", FORMAT_TABLE_STRING,
+	  format_cb_pane_y
+	},
+	{ "pane_z", FORMAT_TABLE_STRING,
+	  format_cb_pane_z
+	},
 	{ "pane_zoomed_flag", FORMAT_TABLE_STRING,
 	  format_cb_pane_zoomed_flag
 	},

usr.bin/tmux/tmux.1

@@ -1,4 +1,4 @@
-.\" $OpenBSD: tmux.1,v 1.1059 2026/06/01 08:27:38 nicm Exp $
+.\" $OpenBSD: tmux.1,v 1.1060 2026/06/01 14:01:09 nicm Exp $
 .\"
 .\" Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
 .\"
@@ -6569,6 +6569,9 @@ The following variables are available, where appropriate:
 .It Li "pane_tty" Ta "" Ta "Pseudo terminal of pane"
 .It Li "pane_unseen_changes" Ta "" Ta "1 if there were changes in pane while in mode"
 .It Li "pane_width" Ta "" Ta "Width of pane"
+.It Li "pane_x" Ta "" Ta "X position of pane"
+.It Li "pane_y" Ta "" Ta "Y position of pane"
+.It Li "pane_z" Ta "" Ta "Z position of pane"
 .It Li "pane_zoomed_flag" Ta "" Ta "1 if pane is zoomed"
 .It Li "pid" Ta "" Ta "Server PID"
 .It Li "prev_window_active" Ta "" Ta "1 if previous window in W: loop is active"