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/*
* Copyright (c) 2003-2008 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 3 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, see <http://www.gnu.org/licenses/>.
*/
/* gui-curses-keyboard.c: keyboard functions for Curses GUI */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "../../core/weechat.h"
#include "../../core/wee-config.h"
#include "../../core/wee-hook.h"
#include "../../core/wee-log.h"
#include "../../core/wee-utf8.h"
#include "../../core/wee-string.h"
#include "../../plugins/plugin.h"
#include "../gui-keyboard.h"
#include "../gui-buffer.h"
#include "../gui-color.h"
#include "../gui-input.h"
#include "../gui-completion.h"
#include "../gui-window.h"
#include "gui-curses.h"
/*
* gui_keyboard_default_bindings: create default key bindings
*/
void
gui_keyboard_default_bindings ()
{
int i;
char key_str[32], command[32];
gui_keyboard_bind (NULL, /* RC */ "ctrl-M", "/input return");
gui_keyboard_bind (NULL, /* RC */ "ctrl-J", "/input return");
gui_keyboard_bind (NULL, /* tab */ "ctrl-I", "/input complete_next");
gui_keyboard_bind (NULL, /* s-tab */ "meta2-Z", "/input complete_previous");
gui_keyboard_bind (NULL, /* ^R */ "ctrl-R", "/input search_text");
gui_keyboard_bind (NULL, /* basckpace */ "ctrl-H", "/input delete_previous_char");
gui_keyboard_bind (NULL, /* basckpace */ "ctrl-?", "/input delete_previous_char");
gui_keyboard_bind (NULL, /* del */ "meta2-3~", "/input delete_next_char");
gui_keyboard_bind (NULL, /* ^D */ "ctrl-D", "/input delete_next_char");
gui_keyboard_bind (NULL, /* ^W */ "ctrl-W", "/input delete_previous_word");
gui_keyboard_bind (NULL, /* m-d */ "meta-d", "/input delete_next_word");
gui_keyboard_bind (NULL, /* ^K */ "ctrl-K", "/input delete_end_of_line");
gui_keyboard_bind (NULL, /* m-r */ "meta-r", "/input delete_line");
gui_keyboard_bind (NULL, /* ^T */ "ctrl-T", "/input transpose_chars");
gui_keyboard_bind (NULL, /* ^U */ "ctrl-U", "/input delete_beginning_of_line");
gui_keyboard_bind (NULL, /* ^Y */ "ctrl-Y", "/input clipboard_paste");
gui_keyboard_bind (NULL, /* home */ "meta2-1~", "/input move_beginning_of_line");
gui_keyboard_bind (NULL, /* home */ "meta2-H", "/input move_beginning_of_line");
gui_keyboard_bind (NULL, /* home */ "meta2-7~", "/input move_beginning_of_line");
gui_keyboard_bind (NULL, /* ^A */ "ctrl-A", "/input move_beginning_of_line");
gui_keyboard_bind (NULL, /* end */ "meta2-4~", "/input move_end_of_line");
gui_keyboard_bind (NULL, /* end */ "meta2-F", "/input move_end_of_line");
gui_keyboard_bind (NULL, /* end */ "meta2-8~", "/input move_end_of_line");
gui_keyboard_bind (NULL, /* ^E */ "ctrl-E", "/input move_end_of_line");
gui_keyboard_bind (NULL, /* left */ "meta2-D", "/input move_previous_char");
gui_keyboard_bind (NULL, /* ^B */ "ctrl-B", "/input move_previous_char");
gui_keyboard_bind (NULL, /* right */ "meta2-C", "/input move_next_char");
gui_keyboard_bind (NULL, /* ^F */ "ctrl-F", "/input move_next_char");
gui_keyboard_bind (NULL, /* m-b */ "meta-b", "/input move_previous_word");
gui_keyboard_bind (NULL, /* ^left */ "meta-Od", "/input move_previous_word");
gui_keyboard_bind (NULL, /* m-f */ "meta-f", "/input move_next_word");
gui_keyboard_bind (NULL, /* ^right */ "meta-Oc", "/input move_next_word");
gui_keyboard_bind (NULL, /* up */ "meta2-A", "/input history_previous");
gui_keyboard_bind (NULL, /* down */ "meta2-B", "/input history_next");
gui_keyboard_bind (NULL, /* ^up */ "meta-Oa", "/input history_global_previous");
gui_keyboard_bind (NULL, /* ^down */ "meta-Ob", "/input history_global_next");
gui_keyboard_bind (NULL, /* m-a */ "meta-a", "/input jump_smart");
gui_keyboard_bind (NULL, /* m-j,m-l */ "meta-jmeta-l", "/input jump_last_buffer");
gui_keyboard_bind (NULL, /* m-j,m-p */ "meta-jmeta-p", "/input jump_previous_buffer");
gui_keyboard_bind (NULL, /* m-h */ "meta-h", "/input hotlist_clear");
gui_keyboard_bind (NULL, /* m-k */ "meta-k", "/input grab_key");
gui_keyboard_bind (NULL, /* m-u */ "meta-u", "/input scroll_unread");
gui_keyboard_bind (NULL, /* ^S^U */ "ctrl-Sctrl-U", "/input set_unread");
gui_keyboard_bind (NULL, /* ^Cb */ "ctrl-Cb", "/input insert \\x02");
gui_keyboard_bind (NULL, /* ^Cc */ "ctrl-Cc", "/input insert \\x03");
gui_keyboard_bind (NULL, /* ^Cc */ "ctrl-Ci", "/input insert \\x1D");
gui_keyboard_bind (NULL, /* ^Co */ "ctrl-Co", "/input insert \\x0F");
gui_keyboard_bind (NULL, /* ^Cr */ "ctrl-Cr", "/input insert \\x12");
gui_keyboard_bind (NULL, /* ^Cu */ "ctrl-Cu", "/input insert \\x15");
gui_keyboard_bind (NULL, /* m-left */ "meta-meta2-D", "/buffer -1");
gui_keyboard_bind (NULL, /* m-left (kde) */ "meta2-1;3D", "/buffer -1");
gui_keyboard_bind (NULL, /* F5 */ "meta2-15~", "/buffer -1");
gui_keyboard_bind (NULL, /* m-right */ "meta-meta2-C", "/buffer +1");
gui_keyboard_bind (NULL, /* m-right (kde) */ "meta2-1;3C", "/buffer +1");
gui_keyboard_bind (NULL, /* F6 */ "meta2-17~", "/buffer +1");
gui_keyboard_bind (NULL, /* pgup */ "meta2-5~", "/window page_up");
gui_keyboard_bind (NULL, /* pgup */ "meta2-I", "/window page_up");
gui_keyboard_bind (NULL, /* pgdn */ "meta2-6~", "/window page_down");
gui_keyboard_bind (NULL, /* pgdn */ "meta2-G", "/window page_down");
gui_keyboard_bind (NULL, /* m-pgup */ "meta-meta2-5~", "/window scroll_up");
gui_keyboard_bind (NULL, /* m-pgdn */ "meta-meta2-6~", "/window scroll_down");
gui_keyboard_bind (NULL, /* m-home */ "meta-meta2-1~", "/window scroll_top");
gui_keyboard_bind (NULL, /* m-home */ "meta-meta2-7~", "/window scroll_top");
gui_keyboard_bind (NULL, /* m-end */ "meta-meta2-4~", "/window scroll_bottom");
gui_keyboard_bind (NULL, /* m-end */ "meta-meta2-8~", "/window scroll_bottom");
gui_keyboard_bind (NULL, /* m-n */ "meta-n", "/window scroll_next_highlight");
gui_keyboard_bind (NULL, /* m-p */ "meta-p", "/window scroll_previous_highlight");
gui_keyboard_bind (NULL, /* F9 */ "meta2-20~", "/window scroll_topic_left");
gui_keyboard_bind (NULL, /* F10 */ "meta2-21~", "/window scroll_topic_right");
gui_keyboard_bind (NULL, /* F11 */ "meta2-23~", "/bar scroll nicklist * y-100%");
gui_keyboard_bind (NULL, /* F12 */ "meta2-24~", "/bar scroll nicklist * y+100%");
gui_keyboard_bind (NULL, /* m-F11 */ "meta-meta2-23~", "/bar scroll nicklist * yb");
gui_keyboard_bind (NULL, /* m-F12 */ "meta-meta2-24~", "/bar scroll nicklist * ye");
gui_keyboard_bind (NULL, /* ^L */ "ctrl-L", "/window refresh");
gui_keyboard_bind (NULL, /* F7 */ "meta2-18~", "/window -1");
gui_keyboard_bind (NULL, /* F8 */ "meta2-19~", "/window +1");
gui_keyboard_bind (NULL, /* m-w,m-up */ "meta-wmeta-meta2-A", "/window up");
gui_keyboard_bind (NULL, /* m-w,m-down */ "meta-wmeta-meta2-B", "/window down");
gui_keyboard_bind (NULL, /* m-w,m-left */ "meta-wmeta-meta2-D", "/window left");
gui_keyboard_bind (NULL, /* m-w,m-right */ "meta-wmeta-meta2-C", "/window right");
gui_keyboard_bind (NULL, /* m-= */ "meta-=", "/filter toggle");
gui_keyboard_bind (NULL, /* m-0 */ "meta-0", "/buffer 10");
gui_keyboard_bind (NULL, /* m-1 */ "meta-1", "/buffer 1");
gui_keyboard_bind (NULL, /* m-2 */ "meta-2", "/buffer 2");
gui_keyboard_bind (NULL, /* m-3 */ "meta-3", "/buffer 3");
gui_keyboard_bind (NULL, /* m-4 */ "meta-4", "/buffer 4");
gui_keyboard_bind (NULL, /* m-5 */ "meta-5", "/buffer 5");
gui_keyboard_bind (NULL, /* m-6 */ "meta-6", "/buffer 6");
gui_keyboard_bind (NULL, /* m-7 */ "meta-7", "/buffer 7");
gui_keyboard_bind (NULL, /* m-8 */ "meta-8", "/buffer 8");
gui_keyboard_bind (NULL, /* 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_keyboard_bind (NULL, key_str, command);
}
}
/*
* gui_keyboard_flush: flush keyboard buffer
*/
void
gui_keyboard_flush ()
{
int i, key, insert_ok, input_draw;
char key_str[32], *key_utf, *input_old;
/* if there's no paste pending, then we use buffer and do actions
according to keys */
if (!gui_keyboard_paste_pending)
{
if (gui_keyboard_buffer_size > 0)
gui_keyboard_last_activity_time = time (NULL);
for (i = 0; i < gui_keyboard_buffer_size; i++)
{
key = gui_keyboard_buffer[i];
insert_ok = 1;
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;
if (i < gui_keyboard_buffer_size - 1)
{
key_str[1] = (char) (gui_keyboard_buffer[++i]);
key_str[2] = '\0';
}
else
key_str[1] = '\0';
}
/* 3 chars: 1110vvvv 10vvvvvv 10vvvvvv */
else if ((key & 0xF0) == 0xE0)
{
key_str[0] = (char) key;
if (i < gui_keyboard_buffer_size - 1)
{
key_str[1] = (char) (gui_keyboard_buffer[++i]);
if (i < gui_keyboard_buffer_size - 1)
{
key_str[2] = (char) (gui_keyboard_buffer[++i]);
key_str[3] = '\0';
}
else
key_str[2] = '\0';
}
else
key_str[1] = '\0';
}
/* 4 chars: 11110vvv 10vvvvvv 10vvvvvv 10vvvvvv */
else if ((key & 0xF8) == 0xF0)
{
key_str[0] = (char) key;
if (i < gui_keyboard_buffer_size - 1)
{
key_str[1] = (char) (gui_keyboard_buffer[++i]);
if (i < gui_keyboard_buffer_size - 1)
{
key_str[2] = (char) (gui_keyboard_buffer[++i]);
if (i < gui_keyboard_buffer_size - 1)
{
key_str[3] = (char) (gui_keyboard_buffer[++i]);
key_str[4] = '\0';
}
else
key_str[3] = '\0';
}
else
key_str[2] = '\0';
}
else
key_str[1] = '\0';
}
}
else
{
key_str[0] = (char) key;
key_str[1] = '\0';
/* convert input to UTF-8 is user is not using UTF-8 as locale */
if (!local_utf8)
{
key_utf = string_iconv_to_internal (NULL, key_str);
strncpy (key_str, key_utf, sizeof (key_str));
key_str[sizeof (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_current_window->buffer->text_search != GUI_TEXT_SEARCH_DISABLED)
input_old = (gui_current_window->buffer->input_buffer) ?
strdup (gui_current_window->buffer->input_buffer) : strdup ("");
else
input_old = NULL;
input_draw = 0;
if ((gui_keyboard_pressed (key_str) != 0) && (insert_ok))
{
if (strcmp (key_str, "^^") == 0)
key_str[1] = '\0';
gui_input_insert_string (gui_current_window->buffer,
key_str, -1);
if (gui_current_window->buffer->completion)
gui_completion_stop (gui_current_window->buffer->completion, 0);
gui_input_text_changed_signal ();
input_draw = 1;
}
/* incremental text search in buffer */
if ((gui_current_window->buffer->text_search != GUI_TEXT_SEARCH_DISABLED)
&& ((input_old == NULL) || (gui_current_window->buffer->input_buffer == NULL)
|| (strcmp (input_old, gui_current_window->buffer->input_buffer) != 0)))
{
gui_window_search_restart (gui_current_window);
input_draw = 1;
}
if (input_draw)
gui_input_draw (gui_current_window->buffer, 0);
if (input_old)
free (input_old);
}
if (gui_key_grab && (gui_key_grab_count > 0))
gui_keyboard_grab_end ();
gui_keyboard_buffer_reset ();
}
}
/*
* gui_keyboard_read_cb: read keyboard chars
*/
int
gui_keyboard_read_cb (void *data)
{
int ret, i, accept_paste, cancel_paste, text_added_to_buffer, paste_lines;
unsigned char buffer[4096];
/* make C compiler happy */
(void) data;
accept_paste = 0;
cancel_paste = 0;
text_added_to_buffer = 0;
if (gui_keyboard_paste_pending)
{
ret = read (STDIN_FILENO, buffer, 1);
if (ret == 0)
{
/* no data on stdin, terminal lost */
log_printf (_("Terminal lost, exiting WeeChat..."));
hook_signal_send ("quit", WEECHAT_HOOK_SIGNAL_STRING, NULL);
weechat_quit = 1;
return WEECHAT_RC_OK;
}
if (ret <= 0)
return WEECHAT_RC_OK;
/* ctrl-Y: accept paste */
if (buffer[0] == 25)
accept_paste = 1;
/* ctrl-N: cancel paste */
if (buffer[0] == 14)
cancel_paste = 1;
}
else
{
ret = read (STDIN_FILENO, buffer, sizeof (buffer));
if (ret == 0)
{
/* no data on stdin, terminal lost */
log_printf (_("Terminal lost, exiting WeeChat..."));
hook_signal_send ("quit", WEECHAT_HOOK_SIGNAL_STRING, NULL);
weechat_quit = 1;
return WEECHAT_RC_OK;
}
if (ret < 0)
return WEECHAT_RC_OK;
for (i = 0; i < ret; i++)
{
gui_keyboard_buffer_add (buffer[i]);
}
text_added_to_buffer = 1;
}
if (gui_keyboard_paste_pending)
{
/* user is ok for pasting text, let's paste! */
if (accept_paste)
{
gui_keyboard_paste_accept ();
gui_input_draw (gui_current_window->buffer, 1);
}
/* user doesn't want to paste text: clear whole buffer! */
else if (cancel_paste)
{
gui_keyboard_paste_cancel ();
gui_input_draw (gui_current_window->buffer, 1);
}
else if (text_added_to_buffer)
gui_input_draw (gui_current_window->buffer, 1);
}
else
{
/* detect user paste or large amount of text
if so, ask user what to do */
if (CONFIG_INTEGER(config_look_paste_max_lines) > 0)
{
paste_lines = gui_keyboard_get_paste_lines ();
if (paste_lines > CONFIG_INTEGER(config_look_paste_max_lines))
{
gui_keyboard_paste_pending = 1;
gui_input_draw (gui_current_window->buffer, 1);
}
}
}
gui_keyboard_flush ();
return WEECHAT_RC_OK;
}
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