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Fix `restart-reset-terminal': terminal now restored to a sensible state when

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reusing a window to restart a session.

[originally from svn r6577]
[this svn revision also touched putty-wishlist]
This commit is contained in:
Jacob Nevins
2006-02-19 14:59:48 +00:00
parent 54741e1271
commit dd73d2a836
4 changed files with 25 additions and 10 deletions
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27
terminal.c
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@ -94,10 +94,12 @@ static termline *lineptr(Terminal *, int, int, int);
static void unlineptr(termline *);
static void do_paint(Terminal *, Context, int);
static void erase_lots(Terminal *, int, int, int);
static int find_last_nonempty_line(Terminal *, tree234 *);
static void swap_screen(Terminal *, int, int, int);
static void update_sbar(Terminal *);
static void deselect(Terminal *);
static void term_print_finish(Terminal *);
static void scroll(Terminal *, int, int, int, int);
#ifdef OPTIMISE_SCROLL
static void scroll_display(Terminal *, int, int, int);
#endif /* OPTIMISE_SCROLL */
@ -1170,10 +1172,12 @@ static void term_schedule_vbell(Terminal *term, int already_started,
/*
* Set up power-on settings for the terminal.
* If 'clear' is false, don't actually clear the primary screen, and
* position the cursor below the last non-blank line (scrolling if
* necessary).
*/
static void power_on(Terminal *term)
static void power_on(Terminal *term, int clear)
{
term->curs.x = term->curs.y = 0;
term->alt_x = term->alt_y = 0;
term->savecurs.x = term->savecurs.y = 0;
term->alt_t = term->marg_t = 0;
@ -1217,8 +1221,17 @@ static void power_on(Terminal *term)
swap_screen(term, 1, FALSE, FALSE);
erase_lots(term, FALSE, TRUE, TRUE);
swap_screen(term, 0, FALSE, FALSE);
erase_lots(term, FALSE, TRUE, TRUE);
if (clear)
erase_lots(term, FALSE, TRUE, TRUE);
term->curs.y = find_last_nonempty_line(term, term->screen) + 1;
if (term->curs.y == term->rows) {
term->curs.y--;
scroll(term, 0, term->rows - 1, 1, TRUE);
}
} else {
term->curs.y = 0;
}
term->curs.x = 0;
term_schedule_tblink(term);
term_schedule_cblink(term);
}
@ -1283,9 +1296,9 @@ void term_seen_key_event(Terminal *term)
/*
* Same as power_on(), but an external function.
*/
void term_pwron(Terminal *term)
void term_pwron(Terminal *term, int clear)
{
power_on(term);
power_on(term, clear);
if (term->ldisc) /* cause ldisc to notice changes */
ldisc_send(term->ldisc, NULL, 0, 0);
term->disptop = 0;
@ -1442,7 +1455,7 @@ Terminal *term_init(Config *mycfg, struct unicode_data *ucsdata,
term->tabs = NULL;
deselect(term);
term->rows = term->cols = -1;
power_on(term);
power_on(term, TRUE);
term->beephead = term->beeptail = NULL;
#ifdef OPTIMISE_SCROLL
term->scrollhead = term->scrolltail = NULL;
@ -3076,7 +3089,7 @@ static void term_out(Terminal *term)
break;
case 'c': /* RIS: restore power-on settings */
compatibility(VT100);
power_on(term);
power_on(term, TRUE);
if (term->ldisc) /* cause ldisc to notice changes */
ldisc_send(term->ldisc, NULL, 0, 0);
if (term->reset_132) {