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2fd53dcc37e7c571d9e2677597c0f68c4b90b5d9
weechat/src/gui/curses/gui-input.c
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Sebastien Helleu 83bdd97916 Added keyboard handler to plugin API
2006-03-30 12:08:55 +00:00

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/*
* Copyright (c) 2003-2006 by FlashCode <flashcode@flashtux.org>
* See README for License detail, AUTHORS for developers list.
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* gui-input: user input functions for Curses GUI */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <signal.h>
#include <time.h>
#include <sys/socket.h>
#ifdef HAVE_NCURSESW_CURSES_H
#include <ncursesw/ncurses.h>
#else
#include <ncurses.h>
#endif
#include "../../common/weechat.h"
#include "../gui.h"
#include "../../common/weeconfig.h"
#include "../../common/command.h"
#include "../../common/hotlist.h"
#include "../../common/fifo.h"
#include "../../common/utf8.h"
#include "../../irc/irc.h"
#ifdef PLUGINS
#include "../../plugins/plugins.h"
#endif
/*
* gui_input_default_key_bindings: create default key bindings
*/
void
gui_input_default_key_bindings ()
{
int i;
char key_str[32], command[32];
/* keys binded with internal functions */
gui_key_bind ( /* RC */ "ctrl-M", "return");
gui_key_bind ( /* RC */ "ctrl-J", "return");
gui_key_bind ( /* tab */ "ctrl-I", "tab");
gui_key_bind ( /* basckp */ "ctrl-H", "backspace");
gui_key_bind ( /* basckp */ "ctrl-?", "backspace");
gui_key_bind ( /* del */ "meta2-3~", "delete");
gui_key_bind ( /* ^K */ "ctrl-K", "delete_end_line");
gui_key_bind ( /* ^U */ "ctrl-U", "delete_beginning_line");
gui_key_bind ( /* ^W */ "ctrl-W", "delete_previous_word");
gui_key_bind ( /* ^Y */ "ctrl-Y", "clipboard_paste");
gui_key_bind ( /* ^T */ "ctrl-T", "transpose_chars");
gui_key_bind ( /* home */ "meta2-1~", "home");
gui_key_bind ( /* home */ "meta2-H", "home");
gui_key_bind ( /* home */ "meta2-7~", "home");
gui_key_bind ( /* ^A */ "ctrl-A", "home");
gui_key_bind ( /* end */ "meta2-4~", "end");
gui_key_bind ( /* end */ "meta2-F", "end");
gui_key_bind ( /* end */ "meta2-8~", "end");
gui_key_bind ( /* ^E */ "ctrl-E", "end");
gui_key_bind ( /* left */ "meta2-D", "left");
gui_key_bind ( /* right */ "meta2-C", "right");
gui_key_bind ( /* up */ "meta2-A", "up");
gui_key_bind ( /* ^up */ "meta-Oa", "up_global");
gui_key_bind ( /* down */ "meta2-B", "down");
gui_key_bind ( /* ^down */ "meta-Ob", "down_global");
gui_key_bind ( /* pgup */ "meta2-5~", "page_up");
gui_key_bind ( /* pgdn */ "meta2-6~", "page_down");
gui_key_bind ( /* m-pgup */ "meta-meta2-5~", "scroll_up");
gui_key_bind ( /* m-pgdn */ "meta-meta2-6~", "scroll_down");
gui_key_bind ( /* m-home */ "meta-meta2-1~", "scroll_top");
gui_key_bind ( /* m-end */ "meta-meta2-4~", "scroll_bottom");
gui_key_bind ( /* F10 */ "meta2-21~", "infobar_clear");
gui_key_bind ( /* F11 */ "meta2-23~", "nick_page_up");
gui_key_bind ( /* F12 */ "meta2-24~", "nick_page_down");
gui_key_bind ( /* m-F11 */ "meta-meta2-23~", "nick_beginning");
gui_key_bind ( /* m-F12 */ "meta-meta2-24~", "nick_end");
gui_key_bind ( /* ^L */ "ctrl-L", "refresh");
gui_key_bind ( /* m-a */ "meta-a", "jump_smart");
gui_key_bind ( /* m-b */ "meta-b", "previous_word");
gui_key_bind ( /* ^left */ "meta-Od", "previous_word");
gui_key_bind ( /* m-d */ "meta-d", "delete_next_word");
gui_key_bind ( /* m-f */ "meta-f", "next_word");
gui_key_bind ( /* ^right */ "meta-Oc", "next_word");
gui_key_bind ( /* m-h */ "meta-h", "hotlist_clear");
gui_key_bind ( /* m-j,m-d */ "meta-jmeta-d", "jump_dcc");
gui_key_bind ( /* m-j,m-l */ "meta-jmeta-l", "jump_last_buffer");
gui_key_bind ( /* m-j,m-s */ "meta-jmeta-s", "jump_server");
gui_key_bind ( /* m-j,m-x */ "meta-jmeta-x", "jump_next_server");
gui_key_bind ( /* m-j,m-r */ "meta-jmeta-r", "jump_raw_data");
gui_key_bind ( /* m-k */ "meta-k", "grab_key");
gui_key_bind ( /* m-n */ "meta-n", "scroll_next_highlight");
gui_key_bind ( /* m-p */ "meta-p", "scroll_previous_highlight");
gui_key_bind ( /* m-r */ "meta-r", "delete_line");
gui_key_bind ( /* m-s */ "meta-s", "switch_server");
gui_key_bind ( /* m-u */ "meta-u", "scroll_unread");
/* keys binded with commands */
gui_key_bind ( /* m-left */ "meta-meta2-D", "/buffer -1");
gui_key_bind ( /* F5 */ "meta2-15~", "/buffer -1");
gui_key_bind ( /* m-right */ "meta-meta2-C", "/buffer +1");
gui_key_bind ( /* F6 */ "meta2-17~", "/buffer +1");
gui_key_bind ( /* F7 */ "meta2-18~", "/window -1");
gui_key_bind ( /* F8 */ "meta2-19~", "/window +1");
gui_key_bind ( /* m-w,m-up */ "meta-wmeta-meta2-A", "/window up");
gui_key_bind ( /* m-w,m-down */ "meta-wmeta-meta2-B", "/window down");
gui_key_bind ( /* m-w,m-left */ "meta-wmeta-meta2-D", "/window left");
gui_key_bind ( /* m-w,m-right */ "meta-wmeta-meta2-C", "/window right");
gui_key_bind ( /* m-0 */ "meta-0", "/buffer 10");
gui_key_bind ( /* m-1 */ "meta-1", "/buffer 1");
gui_key_bind ( /* m-2 */ "meta-2", "/buffer 2");
gui_key_bind ( /* m-3 */ "meta-3", "/buffer 3");
gui_key_bind ( /* m-4 */ "meta-4", "/buffer 4");
gui_key_bind ( /* m-5 */ "meta-5", "/buffer 5");
gui_key_bind ( /* m-6 */ "meta-6", "/buffer 6");
gui_key_bind ( /* m-7 */ "meta-7", "/buffer 7");
gui_key_bind ( /* m-8 */ "meta-8", "/buffer 8");
gui_key_bind ( /* m-9 */ "meta-9", "/buffer 9");
/* bind meta-j + {01..99} to switch to buffers # > 10 */
for (i = 1; i < 100; i++)
{
sprintf (key_str, "meta-j%02d", i);
sprintf (command, "/buffer %d", i);
gui_key_bind (key_str, command);
}
}
/*
* gui_input_grab_end: insert grabbed key in input buffer
*/
void
gui_input_grab_end ()
{
char *expanded_key, *expanded_key2;
int length;
char *buffer_before_key;
/* get expanded name (for example: ^U => ctrl-u) */
expanded_key = gui_key_get_expanded_name (gui_key_buffer);
if (expanded_key)
{
if (gui_current_window->buffer->has_input)
{
buffer_before_key =
(gui_current_window->buffer->input_buffer) ?
strdup (gui_current_window->buffer->input_buffer) : strdup ("");
gui_insert_string_input (gui_current_window, expanded_key, -1);
gui_current_window->buffer->input_buffer_pos += utf8_strlen (expanded_key);
gui_draw_buffer_input (gui_current_window->buffer, 1);
gui_current_window->buffer->completion.position = -1;
#ifdef PLUGINS
length = strlen (expanded_key) + 1 + 1;
expanded_key2 = (char *) malloc (length);
if (expanded_key2)
{
snprintf (expanded_key2, length, "*%s", expanded_key);
(void) plugin_keyboard_handler_exec (expanded_key2,
buffer_before_key,
gui_current_window->buffer->input_buffer);
free (expanded_key2);
}
#endif
if (buffer_before_key)
free (buffer_before_key);
}
free (expanded_key);
}
/* end grab mode */
gui_key_grab = 0;
gui_key_grab_count = 0;
gui_key_buffer[0] = '\0';
}
/*
* gui_input_read: read keyboard chars
*/
void
gui_input_read ()
{
int key, i, insert_ok;
char key_str[32], key_str2[33];
char *buffer_before_key;
i = 0;
/* do not loop too much here (for example when big paste was made),
to read also socket & co */
while (i < 8)
{
if (gui_key_grab && (gui_key_grab_count > 10))
gui_input_grab_end ();
key = getch ();
insert_ok = 1;
if (key == ERR)
{
if (gui_key_grab && (gui_key_grab_count > 0))
gui_input_grab_end ();
break;
}
if (key == KEY_RESIZE)
{
gui_refresh_screen ();
continue;
}
gui_last_activity_time = time (NULL);
if (key < 32)
{
insert_ok = 0;
key_str[0] = '^';
key_str[1] = (char) key + '@';
key_str[2] = '\0';
}
else if (key == 127)
{
key_str[0] = '^';
key_str[1] = '?';
key_str[2] = '\0';
}
else
{
if (local_utf8)
{
/* 1 char: 0vvvvvvv */
if (key < 0x80)
{
key_str[0] = (char) key;
key_str[1] = '\0';
}
/* 2 chars: 110vvvvv 10vvvvvv */
else if ((key & 0xE0) == 0xC0)
{
key_str[0] = (char) key;
key_str[1] = (char) (getch ());
key_str[2] = '\0';
}
/* 3 chars: 1110vvvv 10vvvvvv 10vvvvvv */
else if ((key & 0xF0) == 0xE0)
{
key_str[0] = (char) key;
key_str[1] = (char) (getch ());
key_str[2] = (char) (getch ());
key_str[3] = '\0';
}
/* 4 chars: 11110vvv 10vvvvvv 10vvvvvv 10vvvvvv */
else if ((key & 0xF8) == 0xF0)
{
key_str[0] = (char) key;
key_str[1] = (char) (getch ());
key_str[2] = (char) (getch ());
key_str[3] = (char) (getch ());
key_str[4] = '\0';
}
}
else
{
key_str[0] = (char) key;
key_str[1] = '\0';
}
}
if (strcmp (key_str, "^") == 0)
{
key_str[1] = '^';
key_str[2] = '\0';
}
/*gui_printf (gui_current_window->buffer, "gui_input_read: key = %s (%d)\n", key_str, key);*/
if ((gui_key_pressed (key_str) != 0) && (insert_ok))
{
if (strcmp (key_str, "^^") == 0)
key_str[1] = '\0';
switch (gui_current_window->buffer->type)
{
case BUFFER_TYPE_STANDARD:
buffer_before_key =
(gui_current_window->buffer->input_buffer) ?
strdup (gui_current_window->buffer->input_buffer) : strdup ("");
gui_insert_string_input (gui_current_window, key_str, -1);
gui_current_window->buffer->input_buffer_pos += utf8_strlen (key_str);
gui_draw_buffer_input (gui_current_window->buffer, 0);
gui_current_window->buffer->completion.position = -1;
#ifdef PLUGINS
snprintf (key_str2, sizeof (key_str2), "*%s", key_str);
(void) plugin_keyboard_handler_exec (key_str2,
buffer_before_key,
gui_current_window->buffer->input_buffer);
#endif
break;
case BUFFER_TYPE_DCC:
gui_exec_action_dcc (gui_current_window, key_str);
break;
case BUFFER_TYPE_RAW_DATA:
gui_exec_action_raw_data (gui_current_window, key_str);
break;
}
}
i++;
}
}
/*
* gui_main_loop: main loop for WeeChat with ncurses GUI
*/
void
gui_main_loop ()
{
fd_set read_fd;
static struct timeval timeout, tv;
static struct timezone tz;
t_irc_server *ptr_server;
t_gui_buffer *ptr_buffer;
int old_day, old_min, old_sec, diff;
char text_time[1024];
time_t new_time;
struct tm *local_time;
quit_weechat = 0;
new_time = time (NULL);
gui_last_activity_time = new_time;
local_time = localtime (&new_time);
old_day = local_time->tm_mday;
old_min = -1;
old_sec = -1;
check_away = 0;
while (!quit_weechat)
{
new_time = time (NULL);
local_time = localtime (&new_time);
/* minute has changed ? => redraw infobar */
if (local_time->tm_min != old_min)
{
old_min = local_time->tm_min;
gui_draw_buffer_infobar (gui_current_window->buffer, 1);
if (cfg_look_day_change
&& (local_time->tm_mday != old_day))
{
strftime (text_time, sizeof (text_time),
cfg_look_day_change_timestamp, local_time);
gui_add_hotlist = 0;
for (ptr_buffer = gui_buffers; ptr_buffer;
ptr_buffer = ptr_buffer->next_buffer)
{
if (ptr_buffer->type == BUFFER_TYPE_STANDARD)
gui_printf_nolog_notime (ptr_buffer,
_("Day changed to %s\n"),
text_time);
}
gui_add_hotlist = 1;
}
old_day = local_time->tm_mday;
}
/* second has changed ? */
if (local_time->tm_sec != old_sec)
{
old_sec = local_time->tm_sec;
if (cfg_look_infobar_seconds)
{
gui_draw_buffer_infobar_time (gui_current_window->buffer);
wmove (gui_current_window->win_input,
0, gui_current_window->win_input_x);
wrefresh (gui_current_window->win_input);
}
/* infobar count down */
if (gui_infobar && gui_infobar->remaining_time > 0)
{
gui_infobar->remaining_time--;
if (gui_infobar->remaining_time == 0)
{
gui_infobar_remove ();
gui_draw_buffer_infobar (gui_current_window->buffer, 1);
}
}
/* away check */
if (cfg_irc_away_check != 0)
{
check_away++;
if (check_away >= (cfg_irc_away_check * 60))
{
check_away = 0;
server_check_away ();
}
}
#ifdef PLUGINS
/* call timer handlers */
plugin_timer_handler_exec ();
#endif
}
/* read keyboard */
FD_ZERO (&read_fd);
timeout.tv_sec = 0;
timeout.tv_usec = 8000;
FD_SET (STDIN_FILENO, &read_fd);
if (select (FD_SETSIZE, &read_fd, NULL, NULL, &timeout) > 0)
{
if (FD_ISSET (STDIN_FILENO, &read_fd))
{
gui_input_read ();
}
}
/* read sockets (servers, child process when connecting, FIFO pipe) */
FD_ZERO (&read_fd);
timeout.tv_sec = 0;
timeout.tv_usec = 2000;
if (weechat_fifo != -1)
FD_SET (weechat_fifo, &read_fd);
for (ptr_server = irc_servers; ptr_server;
ptr_server = ptr_server->next_server)
{
/* check if reconnection is pending */
if ((!ptr_server->is_connected)
&& (ptr_server->reconnect_start > 0)
&& (new_time >= (ptr_server->reconnect_start + ptr_server->autoreconnect_delay)))
server_reconnect (ptr_server);
else
{
if (ptr_server->is_connected)
{
/* check for lag */
if ((ptr_server->lag_check_time.tv_sec == 0)
&& (new_time >= ptr_server->lag_next_check))
{
server_sendf (ptr_server, "PING %s\r\n", ptr_server->address);
gettimeofday (&(ptr_server->lag_check_time), &tz);
}
/* lag timeout => disconnect */
if ((ptr_server->lag_check_time.tv_sec != 0)
&& (cfg_irc_lag_disconnect > 0))
{
gettimeofday (&tv, &tz);
diff = (int) get_timeval_diff (&(ptr_server->lag_check_time), &tv);
if (diff / 1000 > cfg_irc_lag_disconnect * 60)
{
irc_display_prefix (ptr_server, ptr_server->buffer, PREFIX_ERROR);
gui_printf (ptr_server->buffer,
_("%s lag is high, disconnecting from server...\n"),
WEECHAT_WARNING);
server_disconnect (ptr_server, 1);
continue;
}
}
}
if (!ptr_server->is_connected && (ptr_server->child_pid > 0))
FD_SET (ptr_server->child_read, &read_fd);
else
{
if (ptr_server->sock >= 0)
FD_SET (ptr_server->sock, &read_fd);
}
}
}
if (select (FD_SETSIZE, &read_fd, NULL, NULL, &timeout) > 0)
{
if ((weechat_fifo != -1) && (FD_ISSET (weechat_fifo, &read_fd)))
{
fifo_read ();
}
for (ptr_server = irc_servers; ptr_server;
ptr_server = ptr_server->next_server)
{
if (!ptr_server->is_connected && (ptr_server->child_pid > 0))
{
if (FD_ISSET (ptr_server->child_read, &read_fd))
server_child_read (ptr_server);
}
else
{
if ((ptr_server->sock >= 0) &&
(FD_ISSET (ptr_server->sock, &read_fd)))
server_recv (ptr_server);
}
}
}
/* manages active DCC */
dcc_handle ();
}
}
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