mirror of
https://github.com/irssi/irssi.git
synced 2024-09-29 04:45:57 -04:00
141 lines
3.1 KiB
C
141 lines
3.1 KiB
C
|
/*
|
||
|
term.c : irssi
|
||
|
|
||
|
Copyright (C) 2001 Timo Sirainen
|
||
|
|
||
|
This program is free software; you can redistribute it and/or modify
|
||
|
it under the terms of the GNU General Public License as published by
|
||
|
the Free Software Foundation; either version 2 of the License, or
|
||
|
(at your option) any later version.
|
||
|
|
||
|
This program is distributed in the hope that it will be useful,
|
||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
GNU General Public License for more details.
|
||
|
|
||
|
You should have received a copy of the GNU General Public License
|
||
|
along with this program; if not, write to the Free Software
|
||
|
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||
|
*/
|
||
|
|
||
|
#include "module.h"
|
||
|
#include "signals.h"
|
||
|
#include "commands.h"
|
||
|
#include "settings.h"
|
||
|
|
||
|
#include "term.h"
|
||
|
#include "mainwindows.h"
|
||
|
|
||
|
#ifdef HAVE_SYS_IOCTL_H
|
||
|
# include <sys/ioctl.h>
|
||
|
#endif
|
||
|
#include <signal.h>
|
||
|
#include <termios.h>
|
||
|
|
||
|
#define RESIZE_TIMEOUT 500 /* how often to check if the terminal has been resized */
|
||
|
#define MIN_SCREEN_WIDTH 20
|
||
|
|
||
|
int term_use_colors;
|
||
|
|
||
|
#ifdef SIGWINCH
|
||
|
static int resize_timeout_tag;
|
||
|
#endif
|
||
|
static int resize_needed;
|
||
|
|
||
|
static int resize_timeout(void)
|
||
|
{
|
||
|
#ifdef TIOCGWINSZ
|
||
|
struct winsize ws;
|
||
|
#endif
|
||
|
|
||
|
if (!resize_needed)
|
||
|
return TRUE;
|
||
|
|
||
|
resize_needed = FALSE;
|
||
|
|
||
|
#ifdef TIOCGWINSZ
|
||
|
/* Get new window size */
|
||
|
if (ioctl(0, TIOCGWINSZ, &ws) < 0)
|
||
|
return TRUE;
|
||
|
|
||
|
if (ws.ws_row == term_height && ws.ws_col == term_width) {
|
||
|
/* Same size, abort. */
|
||
|
return TRUE;
|
||
|
}
|
||
|
|
||
|
if (ws.ws_col < MIN_SCREEN_WIDTH)
|
||
|
ws.ws_col = MIN_SCREEN_WIDTH;
|
||
|
|
||
|
term_resize(ws.ws_col, ws.ws_row);
|
||
|
#else
|
||
|
term_resize(-1, -1);
|
||
|
#endif
|
||
|
mainwindows_resize(term_width, term_height);
|
||
|
|
||
|
return TRUE;
|
||
|
}
|
||
|
|
||
|
#ifdef SIGWINCH
|
||
|
static void sig_winch(int p)
|
||
|
{
|
||
|
resize_needed = TRUE;
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
static void cmd_resize(void)
|
||
|
{
|
||
|
resize_needed = TRUE;
|
||
|
resize_timeout();
|
||
|
}
|
||
|
|
||
|
static void read_settings(void)
|
||
|
{
|
||
|
int old_colors = term_use_colors;
|
||
|
|
||
|
if (settings_get_bool("force_colors"))
|
||
|
term_use_colors = TRUE;
|
||
|
else {
|
||
|
term_use_colors = settings_get_bool("colors");
|
||
|
if (term_use_colors && !term_has_colors())
|
||
|
term_use_colors = FALSE;
|
||
|
}
|
||
|
|
||
|
if (term_use_colors != old_colors)
|
||
|
irssi_redraw();
|
||
|
}
|
||
|
|
||
|
void term_common_init(void)
|
||
|
{
|
||
|
#ifdef SIGWINCH
|
||
|
struct sigaction act;
|
||
|
#endif
|
||
|
settings_add_bool("lookandfeel", "colors", TRUE);
|
||
|
settings_add_bool("lookandfeel", "force_colors", FALSE);
|
||
|
term_use_colors = settings_get_bool("colors");
|
||
|
|
||
|
signal_add("beep", (SIGNAL_FUNC) term_beep);
|
||
|
signal_add("setup changed", (SIGNAL_FUNC) read_settings);
|
||
|
command_bind("resize", NULL, (SIGNAL_FUNC) cmd_resize);
|
||
|
|
||
|
#ifdef SIGWINCH
|
||
|
sigemptyset (&act.sa_mask);
|
||
|
act.sa_flags = 0;
|
||
|
act.sa_handler = sig_winch;
|
||
|
sigaction(SIGWINCH, &act, NULL);
|
||
|
|
||
|
resize_timeout_tag = g_timeout_add(RESIZE_TIMEOUT,
|
||
|
(GSourceFunc) resize_timeout, NULL);
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
void term_common_deinit(void)
|
||
|
{
|
||
|
#ifdef SIGWINCH
|
||
|
g_source_remove(resize_timeout_tag);
|
||
|
#endif
|
||
|
|
||
|
command_unbind("resize", (SIGNAL_FUNC) cmd_resize);
|
||
|
signal_remove("beep", (SIGNAL_FUNC) term_beep);
|
||
|
signal_remove("setup changed", (SIGNAL_FUNC) read_settings);
|
||
|
}
|