From da3a015f7d7708e1eecc89918e0d782139292f09 Mon Sep 17 00:00:00 2001
From: Benno Schulenberg <bensberg@justemail.net>
Date: Tue, 28 Mar 2017 10:38:08 +0200
Subject: [PATCH] tweaks: reshuffle some lines and adjust some comments
---
src/move.c | 24 ++++++++++--------------
1 file changed, 10 insertions(+), 14 deletions(-)
diff --git a/src/move.c b/src/move.c
index 4414ee6a..94d9511c 100644
--- a/src/move.c
+++ b/src/move.c
@@ -488,14 +488,12 @@ void do_up(bool scroll_only)
edit_scroll(UPWARD, (ISSET(SMOOTH_SCROLL) || scroll_only) ?
1 : editwinrows / 2 + 1);
- /* If the lines weren't already redrawn, see if they need to be. */
if (openfile->current_y > 0) {
- /* Redraw the prior line if it's not actually the same line as the
- * current one (which it might be in softwrap mode, if we moved just
- * one chunk) and the line was horizontally scrolled. */
- if (openfile->current != was_current
- && (!scroll_only || openfile->current_y < editwinrows - 1)
- && line_needs_update(was_column, 0))
+ /* Redraw the prior line if it's not offscreen, and it's not the same
+ * line as the current one, and the line was horizontally scrolled. */
+ if ((!scroll_only || openfile->current_y < editwinrows - 1) &&
+ openfile->current != was_current &&
+ line_needs_update(was_column, 0))
update_line(openfile->current->next, 0);
/* Redraw the current line if it needs to be horizontally scrolled. */
if (line_needs_update(0, xplustabs()))
@@ -545,14 +543,12 @@ void do_down(bool scroll_only)
edit_scroll(DOWNWARD, (ISSET(SMOOTH_SCROLL) || scroll_only) ?
1 : editwinrows / 2 + 1);
- /* If the lines weren't already redrawn, see if they need to be. */
if (openfile->current_y < editwinrows - 1) {
- /* Redraw the prior line if it's not actually the same line as the
- * current one (which it might be in softwrap mode, if we moved just
- * one chunk) and the line was horizontally scrolled. */
- if (openfile->current != was_current &&
- (!scroll_only || openfile->current_y > 0) &&
- line_needs_update(was_column, 0))
+ /* Redraw the prior line if it's not offscreen, and it's not the same
+ * line as the current one, and the line was horizontally scrolled. */
+ if ((!scroll_only || openfile->current_y > 0) &&
+ openfile->current != was_current &&
+ line_needs_update(was_column, 0))
update_line(openfile->current->prev, 0);
/* Redraw the current line if it needs to be horizontally scrolled. */
if (line_needs_update(0, xplustabs()))
--
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