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Cursor up and down should be limited by the scroll region (cuu should stop at

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the scroll region top if starting from below it and cud stop at the bottom if
starting from above). Fixes another vttest test.
This commit is contained in:
Nicholas Marriott 2009-07-09 18:08:13 +00:00
parent 4422b958c3
commit 664a0bd559
1 changed files with 19 additions and 5 deletions
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24
screen-write.c
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@ -1,4 +1,4 @@
/* $Id: screen-write.c,v 1.58 2009-07-09 18:04:53 nicm Exp $ */ /* $Id: screen-write.c,v 1.59 2009-07-09 18:08:13 nicm Exp $ */
/* /*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net> * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -232,8 +232,15 @@ screen_write_cursorup(struct screen_write_ctx *ctx, u_int ny)
if (ny == 0) if (ny == 0)
ny = 1; ny = 1;
if (ny > s->cy) if (s->cy < s->rupper) {
ny = s->cy; /* Above region. */
if (ny > s->cy)
ny = s->cy;
} else {
/* Below region. */
if (ny > s->cy - s->rupper)
ny = s->cy - s->rupper;
}
if (ny == 0) if (ny == 0)
return; return;
@ -249,8 +256,15 @@ screen_write_cursordown(struct screen_write_ctx *ctx, u_int ny)
if (ny == 0) if (ny == 0)
ny = 1; ny = 1;
if (ny > screen_size_y(s) - 1 - s->cy) if (s->cy > s->rlower) {
ny = screen_size_y(s) - 1 - s->cy; /* Below region. */
if (ny > screen_size_y(s) - 1 - s->cy)
ny = screen_size_y(s) - 1 - s->cy;
} else {
/* Above region. */
if (ny > s->rlower - s->cy)
ny = s->rlower - s->cy;
}
if (ny == 0) if (ny == 0)
return; return;