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

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
2009-07-13 10:43:52 +00:00
parent 0b788a3d61
commit 359285928b
6 changed files with 153 additions and 9 deletions

View File

@ -407,6 +407,8 @@ 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;
@ -425,6 +427,8 @@ 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);