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8921e45815b15d27976eb6f1bc8339d71eca640d
weechat/weechat/src/gui/curses/gui-input.c
T
Sebastien Helleu 8921e45815 Fixed many memory leaks
2005-01-31 23:33:59 +00:00

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/*
* Copyright (c) 2003-2005 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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>
#include <ncurses.h>
#include "../../common/weechat.h"
#include "../gui.h"
#include "../../common/weeconfig.h"
#include "../../common/command.h"
#include "../../common/hotlist.h"
#include "../../irc/irc.h"
#define KEY_ESCAPE 27
/*
* gui_read_keyb: read keyboard line
*/
void
gui_read_keyb ()
{
int key, i;
t_gui_buffer *ptr_buffer;
t_irc_server *ptr_server;
char new_char[2];
t_dcc *dcc_selected;
key = getch ();
if (key != ERR)
{
switch (key)
{
/* resize event */
case KEY_RESIZE:
gui_curses_resize_handler ();
break;
/* inactive function keys */
case KEY_F(1):
case KEY_F(2):
case KEY_F(3):
case KEY_F(4):
case KEY_F(5):
case KEY_F(9):
case KEY_F(11):
case KEY_F(12):
break;
/* previous buffer in window */
case KEY_F(6):
gui_switch_to_previous_buffer (gui_current_window);
break;
/* next buffer in window */
case KEY_F(7):
gui_switch_to_next_buffer (gui_current_window);
break;
/* next window */
case KEY_F(8):
gui_switch_to_next_window (gui_current_window);
break;
/* remove last infobar message */
case KEY_F(10):
gui_infobar_remove ();
gui_draw_buffer_infobar (gui_current_window->buffer, 1);
break;
/* cursor up */
case KEY_UP:
if (gui_current_window->buffer->dcc)
{
if (dcc_list)
{
if (gui_current_window->dcc_selected
&& ((t_dcc *)(gui_current_window->dcc_selected))->prev_dcc)
{
if (gui_current_window->dcc_selected ==
gui_current_window->dcc_first)
gui_current_window->dcc_first =
((t_dcc *)(gui_current_window->dcc_first))->prev_dcc;
gui_current_window->dcc_selected =
((t_dcc *)(gui_current_window->dcc_selected))->prev_dcc;
gui_draw_buffer_chat (gui_current_window->buffer, 1);
gui_draw_buffer_input (gui_current_window->buffer, 1);
}
}
}
else
{
if (gui_current_window->buffer->ptr_history)
{
gui_current_window->buffer->ptr_history =
gui_current_window->buffer->ptr_history->next_history;
if (!gui_current_window->buffer->ptr_history)
gui_current_window->buffer->ptr_history =
gui_current_window->buffer->history;
}
else
gui_current_window->buffer->ptr_history =
gui_current_window->buffer->history;
if (gui_current_window->buffer->ptr_history)
{
gui_current_window->buffer->input_buffer_size =
strlen (gui_current_window->buffer->ptr_history->text);
gui_optimize_input_buffer_size (gui_current_window->buffer);
gui_current_window->buffer->input_buffer_pos =
gui_current_window->buffer->input_buffer_size;
strcpy (gui_current_window->buffer->input_buffer,
gui_current_window->buffer->ptr_history->text);
gui_draw_buffer_input (gui_current_window->buffer, 0);
}
}
break;
/* cursor down */
case KEY_DOWN:
if (gui_current_window->buffer->dcc)
{
if (dcc_list)
{
if (!gui_current_window->dcc_selected
|| ((t_dcc *)(gui_current_window->dcc_selected))->next_dcc)
{
if (gui_current_window->dcc_last_displayed
&& (gui_current_window->dcc_selected ==
gui_current_window->dcc_last_displayed))
{
if (gui_current_window->dcc_first)
gui_current_window->dcc_first =
((t_dcc *)(gui_current_window->dcc_first))->next_dcc;
else
gui_current_window->dcc_first =
dcc_list->next_dcc;
}
if (gui_current_window->dcc_selected)
gui_current_window->dcc_selected =
((t_dcc *)(gui_current_window->dcc_selected))->next_dcc;
else
gui_current_window->dcc_selected =
dcc_list->next_dcc;
gui_draw_buffer_chat (gui_current_window->buffer, 1);
gui_draw_buffer_input (gui_current_window->buffer, 1);
}
}
}
else
{
if (gui_current_window->buffer->ptr_history)
{
gui_current_window->buffer->ptr_history =
gui_current_window->buffer->ptr_history->prev_history;
if (gui_current_window->buffer->ptr_history)
gui_current_window->buffer->input_buffer_size =
strlen (gui_current_window->buffer->ptr_history->text);
else
gui_current_window->buffer->input_buffer_size = 0;
gui_optimize_input_buffer_size (gui_current_window->buffer);
gui_current_window->buffer->input_buffer_pos =
gui_current_window->buffer->input_buffer_size;
if (gui_current_window->buffer->ptr_history)
strcpy (gui_current_window->buffer->input_buffer,
gui_current_window->buffer->ptr_history->text);
gui_draw_buffer_input (gui_current_window->buffer, 0);
}
}
break;
/* cursor left */
case KEY_LEFT:
if (!gui_current_window->buffer->dcc)
{
if (gui_current_window->buffer->input_buffer_pos > 0)
{
gui_current_window->buffer->input_buffer_pos--;
gui_draw_buffer_input (gui_current_window->buffer, 0);
}
}
break;
/* cursor right */
case KEY_RIGHT:
if (!gui_current_window->buffer->dcc)
{
if (gui_current_window->buffer->input_buffer_pos <
gui_current_window->buffer->input_buffer_size)
{
gui_current_window->buffer->input_buffer_pos++;
gui_draw_buffer_input (gui_current_window->buffer, 0);
}
}
break;
/* home key or Control + A */
case KEY_HOME:
case 0x01:
if (!gui_current_window->buffer->dcc)
{
if (gui_current_window->buffer->input_buffer_pos > 0)
{
gui_current_window->buffer->input_buffer_pos = 0;
gui_draw_buffer_input (gui_current_window->buffer, 0);
}
}
break;
/* end key or Control + E */
case KEY_END:
case 0x05:
if (!gui_current_window->buffer->dcc)
{
if (gui_current_window->buffer->input_buffer_pos <
gui_current_window->buffer->input_buffer_size)
{
gui_current_window->buffer->input_buffer_pos =
gui_current_window->buffer->input_buffer_size;
gui_draw_buffer_input (gui_current_window->buffer, 0);
}
}
break;
/* page up */
case KEY_PPAGE:
if (!gui_current_window->buffer->dcc)
gui_move_page_up (gui_current_window);
break;
/* page down */
case KEY_NPAGE:
if (!gui_current_window->buffer->dcc)
gui_move_page_down (gui_current_window);
break;
/* erase before cursor and move cursor to the left */
case 127:
case KEY_BACKSPACE:
if (!gui_current_window->buffer->dcc)
{
if (gui_current_window->buffer->input_buffer_pos > 0)
{
i = gui_current_window->buffer->input_buffer_pos-1;
while (gui_current_window->buffer->input_buffer[i])
{
gui_current_window->buffer->input_buffer[i] =
gui_current_window->buffer->input_buffer[i+1];
i++;
}
gui_current_window->buffer->input_buffer_size--;
gui_current_window->buffer->input_buffer_pos--;
gui_current_window->buffer->input_buffer[gui_current_window->buffer->input_buffer_size] = '\0';
gui_draw_buffer_input (gui_current_window->buffer, 0);
gui_optimize_input_buffer_size (gui_current_window->buffer);
gui_current_window->buffer->completion.position = -1;
}
}
break;
/* Control + Backspace or Control + W */
case 0x08:
case 0x17:
if (!gui_current_window->buffer->dcc)
gui_delete_previous_word (gui_current_window->buffer);
break;
/* Control + L */
case 0x0C:
gui_curses_resize_handler ();
break;
/* erase char under cursor */
case KEY_DC:
if (!gui_current_window->buffer->dcc)
{
if (gui_current_window->buffer->input_buffer_pos <
gui_current_window->buffer->input_buffer_size)
{
i = gui_current_window->buffer->input_buffer_pos;
while (gui_current_window->buffer->input_buffer[i])
{
gui_current_window->buffer->input_buffer[i] =
gui_current_window->buffer->input_buffer[i+1];
i++;
}
gui_current_window->buffer->input_buffer_size--;
gui_current_window->buffer->input_buffer[gui_current_window->buffer->input_buffer_size] = '\0';
gui_draw_buffer_input (gui_current_window->buffer, 0);
gui_optimize_input_buffer_size (gui_current_window->buffer);
gui_current_window->buffer->completion.position = -1;
}
}
break;
/* Tab : completion */
case '\t':
if (!gui_current_window->buffer->dcc)
{
completion_search (&(gui_current_window->buffer->completion),
CHANNEL(gui_current_window->buffer),
gui_current_window->buffer->input_buffer,
gui_current_window->buffer->input_buffer_size,
gui_current_window->buffer->input_buffer_pos);
if (gui_current_window->buffer->completion.word_found)
{
/* replace word with new completed word into input buffer */
if (gui_current_window->buffer->completion.diff_size > 0)
{
gui_current_window->buffer->input_buffer_size +=
gui_current_window->buffer->completion.diff_size;
gui_optimize_input_buffer_size (gui_current_window->buffer);
gui_current_window->buffer->input_buffer[gui_current_window->buffer->input_buffer_size] = '\0';
for (i = gui_current_window->buffer->input_buffer_size - 1;
i >= gui_current_window->buffer->completion.position_replace +
(int)strlen (gui_current_window->buffer->completion.word_found); i--)
gui_current_window->buffer->input_buffer[i] =
gui_current_window->buffer->input_buffer[i -
gui_current_window->buffer->completion.diff_size];
}
else
{
for (i = gui_current_window->buffer->completion.position_replace +
strlen (gui_current_window->buffer->completion.word_found);
i < gui_current_window->buffer->input_buffer_size; i++)
gui_current_window->buffer->input_buffer[i] =
gui_current_window->buffer->input_buffer[i -
gui_current_window->buffer->completion.diff_size];
gui_current_window->buffer->input_buffer_size +=
gui_current_window->buffer->completion.diff_size;
gui_optimize_input_buffer_size (gui_current_window->buffer);
gui_current_window->buffer->input_buffer[gui_current_window->buffer->input_buffer_size] = '\0';
}
strncpy (gui_current_window->buffer->input_buffer + gui_current_window->buffer->completion.position_replace,
gui_current_window->buffer->completion.word_found,
strlen (gui_current_window->buffer->completion.word_found));
gui_current_window->buffer->input_buffer_pos =
gui_current_window->buffer->completion.position_replace +
strlen (gui_current_window->buffer->completion.word_found);
/* position is < 0 this means only one word was found to complete,
so reinit to stop completion */
if (gui_current_window->buffer->completion.position >= 0)
gui_current_window->buffer->completion.position =
gui_current_window->buffer->input_buffer_pos;
/* add space or completor to the end of completion, if needed */
if ((gui_current_window->buffer->completion.context == COMPLETION_COMMAND)
|| (gui_current_window->buffer->completion.context == COMPLETION_COMMAND_ARG))
{
if (gui_current_window->buffer->input_buffer[gui_current_window->buffer->input_buffer_pos] != ' ')
gui_buffer_insert_string (gui_current_window->buffer,
" ",
gui_current_window->buffer->input_buffer_pos);
if (gui_current_window->buffer->completion.position >= 0)
gui_current_window->buffer->completion.position++;
gui_current_window->buffer->input_buffer_pos++;
}
else
{
/* add nick completor if position 0 and completing nick */
if ((gui_current_window->buffer->completion.base_word_pos == 0)
&& (gui_current_window->buffer->completion.context == COMPLETION_NICK))
{
if (strncmp (gui_current_window->buffer->input_buffer + gui_current_window->buffer->input_buffer_pos,
cfg_look_completor, strlen (cfg_look_completor)) != 0)
gui_buffer_insert_string (gui_current_window->buffer,
cfg_look_completor,
gui_current_window->buffer->input_buffer_pos);
if (gui_current_window->buffer->completion.position >= 0)
gui_current_window->buffer->completion.position += strlen (cfg_look_completor);
gui_current_window->buffer->input_buffer_pos += strlen (cfg_look_completor);
if (gui_current_window->buffer->input_buffer[gui_current_window->buffer->input_buffer_pos] != ' ')
gui_buffer_insert_string (gui_current_window->buffer,
" ",
gui_current_window->buffer->input_buffer_pos);
if (gui_current_window->buffer->completion.position >= 0)
gui_current_window->buffer->completion.position++;
gui_current_window->buffer->input_buffer_pos++;
}
}
gui_draw_buffer_input (gui_current_window->buffer, 0);
}
}
break;
/* escape code (for control-key) */
case KEY_ESCAPE:
if ((key = getch()) != ERR)
{
/*gui_printf (gui_current_window->buffer,
"[Debug] key pressed = %d, hex = %02X, octal = %o\n", key, key, key);*/
switch (key)
{
/* Alt + left arrow */
case KEY_LEFT:
gui_switch_to_previous_buffer (gui_current_window);
break;
/* Alt + right arrow */
case KEY_RIGHT:
gui_switch_to_next_buffer (gui_current_window);
break;
case 79:
/* TODO: replace 79 by constant name! */
if (key == 79)
{
if ((key = getch()) != ERR)
{
switch (key)
{
/* Control + Right */
case 99:
if (!gui_current_window->buffer->dcc)
gui_move_next_word (gui_current_window->buffer);
break;
/* Control + Left */
case 100:
if (!gui_current_window->buffer->dcc)
gui_move_previous_word (gui_current_window->buffer);
break;
}
}
}
break;
/* Alt-number: jump to window by number */
case 48: /* Alt-0 */
case 49: /* Alt-1 */
case 50: /* Alt-2 */
case 51: /* Alt-3 */
case 52: /* Alt-4 */
case 53: /* Alt-5 */
case 54: /* Alt-6 */
case 55: /* Alt-7 */
case 56: /* Alt-8 */
case 57: /* Alt-9 */
gui_switch_to_buffer_by_number (gui_current_window, (key == 48) ? 10 : key - 48);
break;
/* Alt-A: jump to buffer with activity */
case 'a':
case 'A':
if (hotlist)
{
if (!hotlist_initial_buffer)
hotlist_initial_buffer = gui_current_window->buffer;
gui_switch_to_buffer (gui_current_window, hotlist->buffer);
gui_redraw_buffer (gui_current_window->buffer);
}
else
{
if (hotlist_initial_buffer)
{
gui_switch_to_buffer (gui_current_window, hotlist_initial_buffer);
gui_redraw_buffer (gui_current_window->buffer);
hotlist_initial_buffer = NULL;
}
}
break;
/* Alt-D: jump to DCC buffer */
case 'd':
case 'D':
if (gui_current_window->buffer->dcc)
{
if (buffer_before_dcc)
{
gui_switch_to_buffer (gui_current_window,
buffer_before_dcc);
gui_redraw_buffer (gui_current_window->buffer);
}
}
else
{
buffer_before_dcc = gui_current_window->buffer;
gui_switch_to_dcc_buffer ();
}
break;
/* Alt-R: clear hotlist */
case 'r':
case 'R':
if (hotlist)
{
hotlist_free_all ();
gui_redraw_buffer (gui_current_window->buffer);
}
hotlist_initial_buffer = gui_current_window->buffer;
break;
/* Alt-S: jump to server buffer */
case 's':
case 'S':
if (SERVER(gui_current_window->buffer)->buffer !=
gui_current_window->buffer)
{
gui_switch_to_buffer (gui_current_window,
SERVER(gui_current_window->buffer)->buffer);
gui_redraw_buffer (gui_current_window->buffer);
}
break;
/* Alt-X: jump to first channel/private of next server */
case 'x':
case 'X':
ptr_server = SERVER(gui_current_window->buffer)->next_server;
if (!ptr_server)
ptr_server = irc_servers;
while (ptr_server != SERVER(gui_current_window->buffer))
{
if (ptr_server->buffer)
break;
ptr_server = (ptr_server->next_server) ?
ptr_server->next_server : irc_servers;
}
if (ptr_server != SERVER(gui_current_window->buffer))
{
ptr_buffer = (ptr_server->channels) ?
ptr_server->channels->buffer : ptr_server->buffer;
gui_switch_to_buffer (gui_current_window, ptr_buffer);
gui_redraw_buffer (gui_current_window->buffer);
}
break;
}
}
break;
/* send command/message */
case '\n':
if (!gui_current_window->buffer->dcc)
{
if (gui_current_window->buffer->input_buffer_size > 0)
{
gui_current_window->buffer->input_buffer[gui_current_window->buffer->input_buffer_size] = '\0';
history_add (gui_current_window->buffer, gui_current_window->buffer->input_buffer);
gui_current_window->buffer->input_buffer_size = 0;
gui_current_window->buffer->input_buffer_pos = 0;
gui_current_window->buffer->input_buffer_1st_display = 0;
gui_current_window->buffer->completion.position = -1;
gui_current_window->buffer->ptr_history = NULL;
ptr_buffer = gui_current_window->buffer;
user_command (SERVER(gui_current_window->buffer),
gui_current_window->buffer->input_buffer);
if (ptr_buffer == gui_current_window->buffer)
{
ptr_buffer->input_buffer[0] = '\0';
gui_draw_buffer_input (ptr_buffer, 0);
}
}
}
break;
/* other key => add to input buffer */
default:
if (gui_current_window->buffer->dcc)
{
dcc_selected = (gui_current_window->dcc_selected) ?
(t_dcc *) gui_current_window->dcc_selected : dcc_list;
switch (key)
{
/* accept DCC */
case 'a':
case 'A':
if (dcc_selected
&& (((dcc_selected->type == DCC_CHAT_RECV)
|| (dcc_selected->type == DCC_FILE_RECV))
&& (dcc_selected->status == DCC_WAITING)))
{
dcc_accept (dcc_selected);
}
break;
/* cancel DCC */
case 'c':
case 'C':
if (dcc_selected
&& ((dcc_selected->status == DCC_WAITING)
|| (dcc_selected->status == DCC_CONNECTING)
|| (dcc_selected->status == DCC_ACTIVE)))
{
dcc_close (dcc_selected, DCC_ABORTED);
gui_redraw_buffer (gui_current_window->buffer);
}
break;
/* close DCC window */
case 'q':
case 'Q':
gui_buffer_free (gui_current_window->buffer, 1);
gui_redraw_buffer (gui_current_window->buffer);
break;
/* remove from DCC list */
case 'r':
case 'R':
if (dcc_selected
&& (((dcc_selected->type == DCC_CHAT_RECV)
|| (dcc_selected->type == DCC_FILE_RECV))
&& ((dcc_selected->status == DCC_DONE)
|| (dcc_selected->status == DCC_FAILED)
|| (dcc_selected->status == DCC_ABORTED))))
{
if (dcc_selected->next_dcc)
gui_current_window->dcc_selected = dcc_selected->next_dcc;
else
gui_current_window->dcc_selected = NULL;
dcc_free (dcc_selected);
gui_redraw_buffer (gui_current_window->buffer);
}
break;
}
}
else
{
/*gui_printf (gui_current_window->buffer,
"[Debug] key pressed = %d, hex = %02X, octal = %o\n", key, key, key);*/
new_char[0] = key;
new_char[1] = '\0';
gui_buffer_insert_string (gui_current_window->buffer,
new_char,
gui_current_window->buffer->input_buffer_pos);
gui_current_window->buffer->input_buffer_pos++;
gui_draw_buffer_input (gui_current_window->buffer, 0);
gui_current_window->buffer->completion.position = -1;
}
break;
}
}
}
/*
* 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;
int old_min, old_sec, diff;
time_t new_time;
struct tm *local_time;
quit_weechat = 0;
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);
}
/* second has changed ? => count down time for infobar, if needed */
if (local_time->tm_sec != old_sec)
{
old_sec = local_time->tm_sec;
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);
}
}
check_away++;
if (check_away >= CHECK_AWAY_DELAY)
{
check_away = 0;
server_check_away ();
}
}
timeout.tv_sec = 0;
timeout.tv_usec = 10000;
FD_ZERO (&read_fd);
FD_SET (STDIN_FILENO, &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->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->sock4 >= 0)
FD_SET (ptr_server->sock4, &read_fd);
}
}
if (select (FD_SETSIZE, &read_fd, NULL, NULL, &timeout))
{
if (FD_ISSET (STDIN_FILENO, &read_fd))
{
gui_read_keyb ();
}
else
{
for (ptr_server = irc_servers; ptr_server;
ptr_server = ptr_server->next_server)
{
if ((ptr_server->sock4 >= 0) &&
(FD_ISSET (ptr_server->sock4, &read_fd)))
server_recv (ptr_server);
}
}
}
/* manages active DCC */
dcc_handle ();
}
}
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