Add a format to show if there are unseen changes while in a mode, from

Dan Aloni in GitHub issue 3498.

1 files changed, 15 insertions, 0 deletions

diff --git a/format.c b/format.c
index 2e1787ef..dec4022a 100644
--- a/format.c
+++ b/format.c
@@ -1885,6 +1885,18 @@ format_cb_pane_input_off(struct format_tree *ft)
 	return (NULL);
 }
 
+/* Callback for pane_unseen_changes. */
+static void *
+format_cb_pane_unseen_changes(struct format_tree *ft)
+{
+	if (ft->wp != NULL) {
+		if (ft->wp->flags & PANE_UNSEENCHANGES)
+			return (xstrdup("1"));
+		return (xstrdup("0"));
+	}
+	return (NULL);
+}
+
 /* Callback for pane_last. */
 static void *
 format_cb_pane_last(struct format_tree *ft)
@@ -2953,6 +2965,9 @@ static const struct format_table_entry format_table[] = {
 	{ "pane_tty", FORMAT_TABLE_STRING,
 	  format_cb_pane_tty
 	},
+	{ "pane_unseen_changes", FORMAT_TABLE_STRING,
+	  format_cb_pane_unseen_changes
+	},
 	{ "pane_width", FORMAT_TABLE_STRING,
 	  format_cb_pane_width
 	},