From 644fedcb61a404ccf37bc7620312788cec46003d Mon Sep 17 00:00:00 2001
From: Benno Schulenberg <bensberg@justemail.net>
Date: Tue, 28 Mar 2017 11:24:32 +0200
Subject: [PATCH] tweaks: reshuffle some more lines and improve four comments
---
src/move.c | 32 ++++++++++++++++----------------
1 file changed, 16 insertions(+), 16 deletions(-)
diff --git a/src/move.c b/src/move.c
index 94d9511c..c98f3043 100644
--- a/src/move.c
+++ b/src/move.c
@@ -49,7 +49,7 @@ void do_last_line(void)
focusing = FALSE;
}
-/* Move up one page. */
+/* Move up nearly one screenful. */
void do_page_up(void)
{
int mustmove = (editwinrows < 3) ? 1 : editwinrows - 2;
@@ -87,7 +87,7 @@ void do_page_up(void)
refresh_needed = TRUE;
}
-/* Move down one page. */
+/* Move down nearly one screenful. */
void do_page_down(void)
{
int mustmove = (editwinrows < 3) ? 1 : editwinrows - 2;
@@ -451,10 +451,9 @@ void do_end_void(void)
* also scroll the screen one row, so the cursor stays in the same spot. */
void do_up(bool scroll_only)
{
- size_t was_column = xplustabs();
filestruct *was_current = openfile->current;
- size_t leftedge = 0;
- size_t target_column = openfile->placewewant;
+ size_t was_column = xplustabs();
+ size_t leftedge = 0, target_column;
/* When just scrolling and the top of the file is onscreen, get out. */
if (scroll_only && openfile->edittop == openfile->fileage &&
@@ -470,16 +469,17 @@ void do_up(bool scroll_only)
leftedge = (realspan / editwincols) * editwincols;
target_column = openfile->placewewant % editwincols;
- }
+ } else
#endif
+ target_column = openfile->placewewant;
- /* Move up one line or chunk. */
+ /* If we can't move up one line or chunk, we're at top of file. */
if (go_back_chunks(1, &openfile->current, &leftedge) > 0)
return;
- openfile->current_x = actual_x(openfile->current->data,
- leftedge + target_column);
openfile->placewewant = leftedge + target_column;
+ openfile->current_x = actual_x(openfile->current->data,
+ openfile->placewewant);
/* When the cursor was on the first line of the edit window (or when just
* scrolling without moving the cursor), scroll the edit window up -- one
@@ -511,10 +511,9 @@ void do_up_void(void)
* scroll the screen one row, so the cursor stays in the same spot. */
void do_down(bool scroll_only)
{
- size_t was_column = xplustabs();
filestruct *was_current = openfile->current;
- size_t leftedge = 0;
- size_t target_column = openfile->placewewant;
+ size_t was_column = xplustabs();
+ size_t leftedge = 0, target_column;
#ifndef NANO_TINY
if (ISSET(SOFTWRAP)) {
@@ -525,16 +524,17 @@ void do_down(bool scroll_only)
leftedge = (realspan / editwincols) * editwincols;
target_column = openfile->placewewant % editwincols;
- }
+ } else
#endif
+ target_column = openfile->placewewant;
- /* Move down one line or chunk. */
+ /* If we can't move down one line or chunk, we're at bottom of file. */
if (go_forward_chunks(1, &openfile->current, &leftedge) > 0)
return;
- openfile->current_x = actual_x(openfile->current->data,
- leftedge + target_column);
openfile->placewewant = leftedge + target_column;
+ openfile->current_x = actual_x(openfile->current->data,
+ openfile->placewewant);
/* When the cursor was on the last line of the edit window (or when just
* scrolling without moving the cursor), scroll the edit window down -- one
--
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