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Better fix, handle delete-last-line properly.

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This commit is contained in:
Nicholas Marriott 2007-11-24 13:26:42 +00:00
parent 4e21786eef
commit 43a05b1884
1 changed files with 9 additions and 9 deletions
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18
screen-display.c
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@ -1,4 +1,4 @@
/* $Id: screen-display.c,v 1.6 2007-11-24 12:33:56 nicm Exp $ */
/* $Id: screen-display.c,v 1.7 2007-11-24 13:26:42 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -259,7 +259,7 @@ screen_display_insert_lines(struct screen *s, u_int py, u_int ny)
fatalx("bad value");
if (py + ny > screen_last_y(s))
ny = screen_last_y(s) - py;
ny = screen_size_y(s) - py;
if (ny == 0)
return;
@ -278,7 +278,7 @@ screen_display_insert_lines(struct screen *s, u_int py, u_int ny)
screen_display_free_lines(s, screen_size_y(s) - ny, ny);
if (py != screen_last_y(s)) {
if (py + ny != screen_size_y(s)) {
screen_display_move_lines(
s, py + ny, py, screen_size_y(s) - py - ny);
}
@ -296,7 +296,7 @@ screen_display_insert_lines_region(struct screen *s, u_int py, u_int ny)
fatalx("bad value");
if (py + ny > s->rlower)
ny = s->rlower - py;
ny = (s->rlower + 1) - py;
if (ny == 0)
return;
@ -315,7 +315,7 @@ screen_display_insert_lines_region(struct screen *s, u_int py, u_int ny)
screen_display_free_lines(s, (s->rlower + 1) - ny, ny);
if (py != s->rlower) {
if (py + ny != s->rlower + 1) {
screen_display_move_lines(
s, py + ny, py, (s->rlower + 1) - py - ny);
}
@ -333,7 +333,7 @@ screen_display_delete_lines(struct screen *s, u_int py, u_int ny)
fatalx("bad value");
if (py + ny > screen_last_y(s))
ny = screen_last_y(s) - py;
ny = screen_size_y(s) - py;
if (ny == 0)
return;
@ -352,7 +352,7 @@ screen_display_delete_lines(struct screen *s, u_int py, u_int ny)
screen_display_free_lines(s, py, ny);
if (py != screen_last_y(s)) {
if (py + ny != screen_size_y(s)) {
screen_display_move_lines(
s, py, py + ny, screen_size_y(s) - py - ny);
}
@ -370,7 +370,7 @@ screen_display_delete_lines_region(struct screen *s, u_int py, u_int ny)
fatalx("bad value");
if (py + ny > s->rlower)
ny = s->rlower - py;
ny = (s->rlower + 1) - py;
if (ny == 0)
return;
@ -389,7 +389,7 @@ screen_display_delete_lines_region(struct screen *s, u_int py, u_int ny)
screen_display_free_lines(s, py, ny);
if (py != s->rlower) {
if (py + ny != s->rlower + 1) {
screen_display_move_lines(
s, py, py + ny, (s->rlower + 1) - py - ny);
}