1 files changed, 1 insertions, 0 deletions
diff --git a/vis-core.h b/vis-core.h
index 6d463df..74de5a1 100644
--- a/vis-core.h
+++ b/vis-core.h
@@ -135,6 +135,7 @@ struct Win {
 	Mode *parent_mode;      /* mode which was active when showing the command prompt */
 	ViewEvent event;        /* callbacks from view.[ch] */
 	char *lexer_name;       /* corresponds to filename in lexers/ subdirectory */
+	size_t horizon;         /* max bytes to consider for syntax coloring before viewport */
 	Win *prev, *next;       /* neighbouring windows */
 };