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Support "alternate screen" mode (terminfo smcup/rmcup) typically used by full

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screen interactive programs to preserve the screen contents. When activated, it
saves a copy of the visible grid and disables scrolling into and resizing out
of the history; when deactivated the visible data is restored and the history
reenabled.
This commit is contained in:
Nicholas Marriott
2009-07-14 06:40:33 +00:00
parent f41ef2198b
commit e63567d51c
6 changed files with 159 additions and 15 deletions
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6
window.c
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@ -1,4 +1,4 @@
/* $Id: window.c,v 1.89 2009-07-08 18:03:03 nicm Exp $ */
/* $Id: window.c,v 1.90 2009-07-14 06:40:33 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -405,6 +405,8 @@ window_pane_create(struct window *w, u_int sx, u_int sy, u_int hlimit)
wp->sx = sx;
wp->sy = sy;
wp->saved_grid = NULL;
screen_init(&wp->base, sx, sy, hlimit);
wp->screen = &wp->base;
@ -423,6 +425,8 @@ window_pane_destroy(struct window_pane *wp)
window_pane_reset_mode(wp);
screen_free(&wp->base);
if (wp->saved_grid != NULL)
grid_destroy(wp->saved_grid);
buffer_destroy(wp->in);
buffer_destroy(wp->out);