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Sync OpenBSD patchset 409:

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Move lines into the history when scrolling even if the scroll region is not
the entire screen.

Allows ircII users to see history, prompted by naddy.
This commit is contained in:
Tiago Cunha
2009-10-15 01:55:12 +00:00
parent ee46dba585
commit 3d88da7b2a
3 changed files with 78 additions and 23 deletions
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23
grid-view.c
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@@ -1,4 +1,4 @@
/* $Id: grid-view.c,v 1.18 2009-07-14 06:40:33 nicm Exp $ */
/* $Id: grid-view.c,v 1.19 2009-10-15 01:55:12 tcunha Exp $ */
/*
* Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -92,15 +92,20 @@ grid_view_scroll_region_up(struct grid *gd, u_int rupper, u_int rlower)
{
GRID_DEBUG(gd, "rupper=%u, rlower=%u", rupper, rlower);
if (gd->flags & GRID_HISTORY && rupper == 0 && rlower == gd->sy - 1) {
grid_scroll_line(gd);
return;
if (gd->flags & GRID_HISTORY) {
grid_collect_history(gd);
if (rupper == 0 && rlower == gd->sy - 1)
grid_scroll_history(gd);
else {
rupper = grid_view_y(gd, rupper);
rlower = grid_view_y(gd, rlower);
grid_scroll_history_region(gd, rupper, rlower);
}
} else {
rupper = grid_view_y(gd, rupper);
rlower = grid_view_y(gd, rlower);
grid_move_lines(gd, rupper, rupper + 1, rlower - rupper);
}
rupper = grid_view_y(gd, rupper);
rlower = grid_view_y(gd, rlower);
grid_move_lines(gd, rupper, rupper + 1, rlower - rupper);
}
/* Scroll region down. */