nano

commit ee8681d7cc8bf79eebf74c03f355fdeb470c0862
parent a1fba434520be4320cfe76d0a62fb3bd42658e2d
Author: David Lawrence Ramsey <pooka109@gmail.com>
Date:   Wed, 19 Jul 2017 22:14:21 -0500

tweaks: only compensate for a partially-offscreen line in softwrap mode

A line can only be partially offscreen when doing softwrapping.

Diffstat:
M
src/winio.c
 | 
12
+++++++-----

1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/src/winio.c b/src/winio.c
@@ -2949,12 +2949,14 @@ void edit_scroll(scroll_dir direction, int nrows)
 	go_forward_chunks(editwinrows - nrows, &line, &leftedge);
 
 #ifndef NANO_TINY
-    /* Compensate for the earlier chunks of a softwrapped line. */
-    nrows += chunk_for(leftedge, line);
+    if (ISSET(SOFTWRAP)) {
+	/* Compensate for the earlier chunks of a softwrapped line. */
+	nrows += chunk_for(leftedge, line);
 
-    /* Don't compensate for the chunks that are offscreen. */
-    if (line == openfile->edittop)
-	nrows -= chunk_for(openfile->firstcolumn, line);
+	/* Don't compensate for the chunks that are offscreen. */
+	if (line == openfile->edittop)
+	    nrows -= chunk_for(openfile->firstcolumn, line);
+    }
 #endif
 
     /* Draw new content on the blank rows inside the scrolled region