mirror of
https://github.com/MidnightCommander/mc
synced 2024-12-23 12:56:51 +03:00
63c0f34dce
Signed-off-by: Slava Zanko <slavazanko@gmail.com>
1340 lines
35 KiB
C
1340 lines
35 KiB
C
/* Widgets for the Midnight Commander
|
|
|
|
Copyright (C) 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003,
|
|
2004, 2005, 2006, 2007, 2009, 2010 Free Software Foundation, Inc.
|
|
|
|
Authors: 1994, 1995 Radek Doulik
|
|
1994, 1995 Miguel de Icaza
|
|
1995 Jakub Jelinek
|
|
1996 Andrej Borsenkow
|
|
1997 Norbert Warmuth
|
|
2009, 2010 Andrew Borodin
|
|
|
|
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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
|
|
*/
|
|
|
|
/** \file input.c
|
|
* \brief Source: WInput widget
|
|
*/
|
|
|
|
#include <config.h>
|
|
|
|
#include <stdlib.h>
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include <fcntl.h>
|
|
|
|
#include "lib/global.h"
|
|
|
|
#include "lib/tty/tty.h"
|
|
#include "lib/tty/mouse.h"
|
|
#include "lib/tty/key.h" /* XCTRL and ALT macros */
|
|
#include "lib/fileloc.h"
|
|
#include "lib/skin.h"
|
|
#include "lib/strutil.h"
|
|
#include "lib/util.h"
|
|
#include "lib/keybind.h" /* global_keymap_t */
|
|
#include "lib/widget.h"
|
|
#include "lib/event.h" /* mc_event_raise() */
|
|
|
|
#include "input_complete.h"
|
|
|
|
/*** global variables ****************************************************************************/
|
|
|
|
int quote = 0;
|
|
|
|
const global_keymap_t *input_map;
|
|
|
|
/*** file scope macro definitions ****************************************************************/
|
|
|
|
#define LARGE_HISTORY_BUTTON 1
|
|
|
|
#ifdef LARGE_HISTORY_BUTTON
|
|
#define HISTORY_BUTTON_WIDTH 3
|
|
#else
|
|
#define HISTORY_BUTTON_WIDTH 1
|
|
#endif
|
|
|
|
#define should_show_history_button(in) \
|
|
(in->history != NULL && in->field_width > HISTORY_BUTTON_WIDTH * 2 + 1 \
|
|
&& in->widget.owner != NULL)
|
|
|
|
/*** file scope type declarations ****************************************************************/
|
|
|
|
/*** file scope variables ************************************************************************/
|
|
|
|
/* Input widgets have a global kill ring */
|
|
/* Pointer to killed data */
|
|
static char *kill_buffer = NULL;
|
|
|
|
/*** file scope functions ************************************************************************/
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static size_t
|
|
get_history_length (const GList *history)
|
|
{
|
|
size_t len = 0;
|
|
|
|
for (; history != NULL; history = g_list_previous (history))
|
|
len++;
|
|
|
|
return len;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
draw_history_button (WInput * in)
|
|
{
|
|
char c;
|
|
gboolean disabled = (((Widget *) in)->options & W_DISABLED) != 0;
|
|
|
|
c = in->history->next ? (in->history->prev ? '|' : 'v') : '^';
|
|
widget_move (&in->widget, 0, in->field_width - HISTORY_BUTTON_WIDTH);
|
|
tty_setcolor (disabled ? DISABLED_COLOR : in->color[WINPUTC_HISTORY]);
|
|
#ifdef LARGE_HISTORY_BUTTON
|
|
{
|
|
Dlg_head *h;
|
|
h = in->widget.owner;
|
|
tty_print_string ("[ ]");
|
|
widget_move (&in->widget, 0, in->field_width - HISTORY_BUTTON_WIDTH + 1);
|
|
}
|
|
#endif
|
|
tty_print_char (c);
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
input_set_markers (WInput * in, long m1)
|
|
{
|
|
in->mark = m1;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
input_mark_cmd (WInput * in, gboolean mark)
|
|
{
|
|
if (mark == 0)
|
|
{
|
|
in->highlight = FALSE;
|
|
input_set_markers (in, 0);
|
|
}
|
|
else
|
|
{
|
|
in->highlight = TRUE;
|
|
input_set_markers (in, in->point);
|
|
}
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static gboolean
|
|
input_eval_marks (WInput * in, long *start_mark, long *end_mark)
|
|
{
|
|
if (in->highlight)
|
|
{
|
|
*start_mark = min (in->mark, in->point);
|
|
*end_mark = max (in->mark, in->point);
|
|
return TRUE;
|
|
}
|
|
else
|
|
{
|
|
*start_mark = *end_mark = 0;
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
delete_region (WInput * in, int x_first, int x_last)
|
|
{
|
|
int first = min (x_first, x_last);
|
|
int last = max (x_first, x_last);
|
|
size_t len;
|
|
|
|
input_mark_cmd (in, FALSE);
|
|
in->point = first;
|
|
last = str_offset_to_pos (in->buffer, last);
|
|
first = str_offset_to_pos (in->buffer, first);
|
|
len = strlen (&in->buffer[last]) + 1;
|
|
memmove (&in->buffer[first], &in->buffer[last], len);
|
|
in->charpoint = 0;
|
|
in->need_push = TRUE;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
do_show_hist (WInput * in)
|
|
{
|
|
size_t len;
|
|
char *r;
|
|
|
|
len = get_history_length (in->history);
|
|
|
|
r = history_show (&in->history, &in->widget);
|
|
if (r != NULL)
|
|
{
|
|
input_assign_text (in, r);
|
|
g_free (r);
|
|
}
|
|
|
|
/* Has history cleaned up or not? */
|
|
if (len != get_history_length (in->history))
|
|
in->history_changed = TRUE;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
push_history (WInput * in, const char *text)
|
|
{
|
|
/* input widget where urls with passwords are entered without any
|
|
vfs prefix */
|
|
const char *password_input_fields[] = {
|
|
" Link to a remote machine ",
|
|
" FTP to machine ",
|
|
" SMB link to machine "
|
|
};
|
|
const size_t ELEMENTS = (sizeof (password_input_fields) / sizeof (password_input_fields[0]));
|
|
|
|
char *t;
|
|
size_t i;
|
|
gboolean empty;
|
|
|
|
if (text == NULL)
|
|
return;
|
|
|
|
#ifdef ENABLE_NLS
|
|
for (i = 0; i < ELEMENTS; i++)
|
|
password_input_fields[i] = _(password_input_fields[i]);
|
|
#endif
|
|
|
|
t = g_strstrip (g_strdup (text));
|
|
empty = *t == '\0';
|
|
g_free (t);
|
|
t = g_strdup (empty ? "" : text);
|
|
|
|
if (in->history_name != NULL)
|
|
{
|
|
/* FIXME: It is the strange code. Rewrite is needed. */
|
|
|
|
const char *p = in->history_name + 3;
|
|
|
|
for (i = 0; i < ELEMENTS; i++)
|
|
if (strcmp (p, password_input_fields[i]) == 0)
|
|
break;
|
|
|
|
strip_password (t, i >= ELEMENTS);
|
|
}
|
|
|
|
if (in->history == NULL || in->history->data == NULL || strcmp (in->history->data, t) != 0 ||
|
|
in->history_changed)
|
|
{
|
|
in->history = list_append_unique (in->history, t);
|
|
in->history_changed = TRUE;
|
|
}
|
|
else
|
|
g_free (t);
|
|
|
|
in->need_push = FALSE;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
move_buffer_backward (WInput * in, int start, int end)
|
|
{
|
|
int i, pos, len;
|
|
int str_len;
|
|
|
|
str_len = str_length (in->buffer);
|
|
if (start >= str_len || end > str_len + 1)
|
|
return;
|
|
|
|
pos = str_offset_to_pos (in->buffer, start);
|
|
len = str_offset_to_pos (in->buffer, end) - pos;
|
|
|
|
for (i = pos; in->buffer[i + len - 1]; i++)
|
|
in->buffer[i] = in->buffer[i + len];
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static cb_ret_t
|
|
insert_char (WInput * in, int c_code)
|
|
{
|
|
size_t i;
|
|
int res;
|
|
|
|
if (in->highlight)
|
|
{
|
|
long m1, m2;
|
|
if (input_eval_marks (in, &m1, &m2))
|
|
delete_region (in, m1, m2);
|
|
}
|
|
if (c_code == -1)
|
|
return MSG_NOT_HANDLED;
|
|
|
|
if (in->charpoint >= MB_LEN_MAX)
|
|
return MSG_HANDLED;
|
|
|
|
in->charbuf[in->charpoint] = c_code;
|
|
in->charpoint++;
|
|
|
|
res = str_is_valid_char (in->charbuf, in->charpoint);
|
|
if (res < 0)
|
|
{
|
|
if (res != -2)
|
|
in->charpoint = 0; /* broken multibyte char, skip */
|
|
return MSG_HANDLED;
|
|
}
|
|
|
|
in->need_push = TRUE;
|
|
if (strlen (in->buffer) + 1 + in->charpoint >= in->current_max_size)
|
|
{
|
|
/* Expand the buffer */
|
|
size_t new_length = in->current_max_size + in->field_width + in->charpoint;
|
|
char *narea = g_try_renew (char, in->buffer, new_length);
|
|
if (narea)
|
|
{
|
|
in->buffer = narea;
|
|
in->current_max_size = new_length;
|
|
}
|
|
}
|
|
|
|
if (strlen (in->buffer) + in->charpoint < in->current_max_size)
|
|
{
|
|
/* bytes from begin */
|
|
size_t ins_point = str_offset_to_pos (in->buffer, in->point);
|
|
/* move chars */
|
|
size_t rest_bytes = strlen (in->buffer + ins_point);
|
|
|
|
for (i = rest_bytes + 1; i > 0; i--)
|
|
in->buffer[ins_point + i + in->charpoint - 1] = in->buffer[ins_point + i - 1];
|
|
|
|
memcpy (in->buffer + ins_point, in->charbuf, in->charpoint);
|
|
in->point++;
|
|
}
|
|
|
|
in->charpoint = 0;
|
|
return MSG_HANDLED;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
beginning_of_line (WInput * in)
|
|
{
|
|
in->point = 0;
|
|
in->charpoint = 0;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
end_of_line (WInput * in)
|
|
{
|
|
in->point = str_length (in->buffer);
|
|
in->charpoint = 0;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
backward_char (WInput * in)
|
|
{
|
|
const char *act;
|
|
|
|
act = in->buffer + str_offset_to_pos (in->buffer, in->point);
|
|
if (in->point > 0)
|
|
in->point -= str_cprev_noncomb_char (&act, in->buffer);
|
|
in->charpoint = 0;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
forward_char (WInput * in)
|
|
{
|
|
const char *act;
|
|
|
|
act = in->buffer + str_offset_to_pos (in->buffer, in->point);
|
|
if (act[0] != '\0')
|
|
in->point += str_cnext_noncomb_char (&act);
|
|
in->charpoint = 0;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
forward_word (WInput * in)
|
|
{
|
|
const char *p;
|
|
|
|
p = in->buffer + str_offset_to_pos (in->buffer, in->point);
|
|
while (p[0] != '\0' && (str_isspace (p) || str_ispunct (p)))
|
|
{
|
|
str_cnext_char (&p);
|
|
in->point++;
|
|
}
|
|
while (p[0] != '\0' && !str_isspace (p) && !str_ispunct (p))
|
|
{
|
|
str_cnext_char (&p);
|
|
in->point++;
|
|
}
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
backward_word (WInput * in)
|
|
{
|
|
const char *p, *p_tmp;
|
|
|
|
for (p = in->buffer + str_offset_to_pos (in->buffer, in->point);
|
|
(p != in->buffer) && (p[0] == '\0'); str_cprev_char (&p), in->point--);
|
|
|
|
while (p != in->buffer)
|
|
{
|
|
p_tmp = p;
|
|
str_cprev_char (&p);
|
|
if (!str_isspace (p) && !str_ispunct (p))
|
|
{
|
|
p = p_tmp;
|
|
break;
|
|
}
|
|
in->point--;
|
|
}
|
|
while (p != in->buffer)
|
|
{
|
|
str_cprev_char (&p);
|
|
if (str_isspace (p) || str_ispunct (p))
|
|
break;
|
|
|
|
in->point--;
|
|
}
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
backward_delete (WInput * in)
|
|
{
|
|
const char *act = in->buffer + str_offset_to_pos (in->buffer, in->point);
|
|
int start;
|
|
|
|
if (in->point == 0)
|
|
return;
|
|
|
|
start = in->point - str_cprev_noncomb_char (&act, in->buffer);
|
|
move_buffer_backward (in, start, in->point);
|
|
in->charpoint = 0;
|
|
in->need_push = TRUE;
|
|
in->point = start;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
delete_char (WInput * in)
|
|
{
|
|
const char *act;
|
|
int end = in->point;
|
|
|
|
act = in->buffer + str_offset_to_pos (in->buffer, in->point);
|
|
end += str_cnext_noncomb_char (&act);
|
|
|
|
move_buffer_backward (in, in->point, end);
|
|
in->charpoint = 0;
|
|
in->need_push = TRUE;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
copy_region (WInput * in, int x_first, int x_last)
|
|
{
|
|
int first = min (x_first, x_last);
|
|
int last = max (x_first, x_last);
|
|
|
|
if (last == first)
|
|
{
|
|
/* Copy selected files to clipboard */
|
|
mc_event_raise (MCEVENT_GROUP_FILEMANAGER, "panel_save_curent_file_to_clip_file", NULL);
|
|
/* try use external clipboard utility */
|
|
mc_event_raise (MCEVENT_GROUP_CORE, "clipboard_file_to_ext_clip", NULL);
|
|
return;
|
|
}
|
|
|
|
g_free (kill_buffer);
|
|
|
|
first = str_offset_to_pos (in->buffer, first);
|
|
last = str_offset_to_pos (in->buffer, last);
|
|
|
|
kill_buffer = g_strndup (in->buffer + first, last - first);
|
|
|
|
mc_event_raise (MCEVENT_GROUP_CORE, "clipboard_text_to_file", kill_buffer);
|
|
/* try use external clipboard utility */
|
|
mc_event_raise (MCEVENT_GROUP_CORE, "clipboard_file_to_ext_clip", NULL);
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
kill_word (WInput * in)
|
|
{
|
|
int old_point = in->point;
|
|
int new_point;
|
|
|
|
forward_word (in);
|
|
new_point = in->point;
|
|
in->point = old_point;
|
|
|
|
delete_region (in, old_point, new_point);
|
|
in->need_push = TRUE;
|
|
in->charpoint = 0;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
back_kill_word (WInput * in)
|
|
{
|
|
int old_point = in->point;
|
|
int new_point;
|
|
|
|
backward_word (in);
|
|
new_point = in->point;
|
|
in->point = old_point;
|
|
|
|
delete_region (in, old_point, new_point);
|
|
in->need_push = TRUE;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
yank (WInput * in)
|
|
{
|
|
if (kill_buffer != NULL)
|
|
{
|
|
char *p;
|
|
|
|
in->charpoint = 0;
|
|
for (p = kill_buffer; *p != '\0'; p++)
|
|
insert_char (in, *p);
|
|
in->charpoint = 0;
|
|
}
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
kill_line (WInput * in)
|
|
{
|
|
int chp;
|
|
|
|
chp = str_offset_to_pos (in->buffer, in->point);
|
|
g_free (kill_buffer);
|
|
kill_buffer = g_strdup (&in->buffer[chp]);
|
|
in->buffer[chp] = '\0';
|
|
in->charpoint = 0;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
clear_line (WInput * in)
|
|
{
|
|
in->need_push = TRUE;
|
|
in->buffer[0] = '\0';
|
|
in->point = 0;
|
|
in->mark = 0;
|
|
in->highlight = FALSE;
|
|
in->charpoint = 0;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
ins_from_clip (WInput * in)
|
|
{
|
|
char *p = NULL;
|
|
ev_clipboard_text_from_file_t event_data;
|
|
|
|
/* try use external clipboard utility */
|
|
mc_event_raise (MCEVENT_GROUP_CORE, "clipboard_file_from_ext_clip", NULL);
|
|
|
|
event_data.text = &p;
|
|
mc_event_raise (MCEVENT_GROUP_CORE, "clipboard_text_from_file", &event_data);
|
|
if (event_data.ret)
|
|
{
|
|
char *pp;
|
|
|
|
for (pp = p; *pp != '\0'; pp++)
|
|
insert_char (in, *pp);
|
|
|
|
g_free (p);
|
|
}
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
hist_prev (WInput * in)
|
|
{
|
|
GList *prev;
|
|
|
|
if (in->history == NULL)
|
|
return;
|
|
|
|
if (in->need_push)
|
|
push_history (in, in->buffer);
|
|
|
|
prev = g_list_previous (in->history);
|
|
if (prev != NULL)
|
|
{
|
|
in->history = prev;
|
|
in->history_changed = TRUE;
|
|
input_assign_text (in, (char *) prev->data);
|
|
in->need_push = FALSE;
|
|
}
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
hist_next (WInput * in)
|
|
{
|
|
GList *next;
|
|
|
|
if (in->need_push)
|
|
{
|
|
push_history (in, in->buffer);
|
|
input_assign_text (in, "");
|
|
return;
|
|
}
|
|
|
|
if (in->history == NULL)
|
|
return;
|
|
|
|
next = g_list_next (in->history);
|
|
if (next == NULL)
|
|
input_assign_text (in, "");
|
|
else
|
|
{
|
|
in->history = next;
|
|
in->history_changed = TRUE;
|
|
input_assign_text (in, (char *) next->data);
|
|
in->need_push = FALSE;
|
|
}
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
port_region_marked_for_delete (WInput * in)
|
|
{
|
|
in->buffer[0] = '\0';
|
|
in->point = 0;
|
|
in->first = FALSE;
|
|
in->charpoint = 0;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static cb_ret_t
|
|
input_execute_cmd (WInput * in, unsigned long command)
|
|
{
|
|
cb_ret_t res = MSG_HANDLED;
|
|
|
|
/* a highlight command like shift-arrow */
|
|
if (command == CK_MarkLeft || command == CK_MarkRight ||
|
|
command == CK_MarkToWordBegin || command == CK_MarkToWordEnd ||
|
|
command == CK_MarkToHome || command == CK_MarkToEnd)
|
|
{
|
|
if (!in->highlight)
|
|
{
|
|
input_mark_cmd (in, FALSE); /* clear */
|
|
input_mark_cmd (in, TRUE); /* marking on */
|
|
}
|
|
}
|
|
|
|
switch (command)
|
|
{
|
|
case CK_WordRight:
|
|
case CK_WordLeft:
|
|
case CK_Right:
|
|
case CK_Left:
|
|
if (in->highlight)
|
|
input_mark_cmd (in, FALSE);
|
|
}
|
|
|
|
switch (command)
|
|
{
|
|
case CK_Home:
|
|
case CK_MarkToHome:
|
|
beginning_of_line (in);
|
|
break;
|
|
case CK_End:
|
|
case CK_MarkToEnd:
|
|
end_of_line (in);
|
|
break;
|
|
case CK_Left:
|
|
case CK_MarkLeft:
|
|
backward_char (in);
|
|
break;
|
|
case CK_WordLeft:
|
|
case CK_MarkToWordBegin:
|
|
backward_word (in);
|
|
break;
|
|
case CK_Right:
|
|
case CK_MarkRight:
|
|
forward_char (in);
|
|
break;
|
|
case CK_WordRight:
|
|
case CK_MarkToWordEnd:
|
|
forward_word (in);
|
|
break;
|
|
case CK_BackSpace:
|
|
if (in->highlight)
|
|
{
|
|
long m1, m2;
|
|
if (input_eval_marks (in, &m1, &m2))
|
|
delete_region (in, m1, m2);
|
|
}
|
|
else
|
|
backward_delete (in);
|
|
break;
|
|
case CK_Delete:
|
|
if (in->first)
|
|
port_region_marked_for_delete (in);
|
|
else if (in->highlight)
|
|
{
|
|
long m1, m2;
|
|
if (input_eval_marks (in, &m1, &m2))
|
|
delete_region (in, m1, m2);
|
|
}
|
|
else
|
|
delete_char (in);
|
|
break;
|
|
case CK_DeleteToWordEnd:
|
|
kill_word (in);
|
|
break;
|
|
case CK_DeleteToWordBegin:
|
|
back_kill_word (in);
|
|
break;
|
|
case CK_Mark:
|
|
input_mark_cmd (in, TRUE);
|
|
break;
|
|
case CK_Remove:
|
|
delete_region (in, in->point, in->mark);
|
|
break;
|
|
case CK_DeleteToEnd:
|
|
kill_line (in);
|
|
break;
|
|
case CK_Clear:
|
|
clear_line (in);
|
|
break;
|
|
case CK_Store:
|
|
copy_region (in, in->mark, in->point);
|
|
break;
|
|
case CK_Cut:
|
|
copy_region (in, in->mark, in->point);
|
|
delete_region (in, in->point, in->mark);
|
|
break;
|
|
case CK_Yank:
|
|
yank (in);
|
|
break;
|
|
case CK_Paste:
|
|
ins_from_clip (in);
|
|
break;
|
|
case CK_HistoryPrev:
|
|
hist_prev (in);
|
|
break;
|
|
case CK_HistoryNext:
|
|
hist_next (in);
|
|
break;
|
|
case CK_History:
|
|
do_show_hist (in);
|
|
break;
|
|
case CK_Complete:
|
|
complete (in);
|
|
break;
|
|
default:
|
|
res = MSG_NOT_HANDLED;
|
|
}
|
|
|
|
if (command != CK_MarkLeft && command != CK_MarkRight &&
|
|
command != CK_MarkToWordBegin && command != CK_MarkToWordEnd &&
|
|
command != CK_MarkToHome && command != CK_MarkToEnd)
|
|
in->highlight = FALSE;
|
|
|
|
return res;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
/* "history_load" event handler */
|
|
static gboolean
|
|
input_load_history (const gchar * event_group_name, const gchar * event_name,
|
|
gpointer init_data, gpointer data)
|
|
{
|
|
WInput *in = (WInput *) init_data;
|
|
ev_history_load_save_t *ev = (ev_history_load_save_t *) data;
|
|
const char *def_text;
|
|
size_t buffer_len;
|
|
|
|
(void) event_group_name;
|
|
(void) event_name;
|
|
|
|
in->history = history_load (ev->cfg, in->history_name);
|
|
|
|
if (in->init_text == NULL)
|
|
def_text = "";
|
|
else if (in->init_text == INPUT_LAST_TEXT)
|
|
{
|
|
if (in->history != NULL && in->history->data != NULL)
|
|
def_text = (const char *) in->history->data;
|
|
else
|
|
def_text = "";
|
|
|
|
in->init_text = NULL;
|
|
}
|
|
else
|
|
def_text = in->init_text;
|
|
|
|
buffer_len = strlen (def_text);
|
|
buffer_len = 1 + max ((size_t) in->field_width, buffer_len);
|
|
in->current_max_size = buffer_len;
|
|
if (buffer_len > (size_t) in->field_width)
|
|
in->buffer = g_realloc (in->buffer, buffer_len);
|
|
strcpy (in->buffer, def_text);
|
|
in->point = str_length (in->buffer);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
/* "history_save" event handler */
|
|
static gboolean
|
|
input_save_history (const gchar * event_group_name, const gchar * event_name,
|
|
gpointer init_data, gpointer data)
|
|
{
|
|
WInput *in = (WInput *) init_data;
|
|
|
|
(void) event_group_name;
|
|
(void) event_name;
|
|
|
|
if (!in->is_password && (((Widget *) in)->owner->ret_value != B_CANCEL))
|
|
{
|
|
ev_history_load_save_t *ev = (ev_history_load_save_t *) data;
|
|
|
|
push_history (in, in->buffer);
|
|
if (in->history_changed)
|
|
history_save (ev->cfg, in->history_name, in->history);
|
|
in->history_changed = FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static void
|
|
input_destroy (WInput * in)
|
|
{
|
|
if (in == NULL)
|
|
{
|
|
fprintf (stderr, "Internal error: null Input *\n");
|
|
exit (EXIT_FAILURE);
|
|
}
|
|
|
|
input_free_completions (in);
|
|
|
|
/* clean history */
|
|
if (in->history != NULL)
|
|
{
|
|
/* history is already saved before this moment */
|
|
in->history = g_list_first (in->history);
|
|
g_list_foreach (in->history, (GFunc) g_free, NULL);
|
|
g_list_free (in->history);
|
|
}
|
|
g_free (in->history_name);
|
|
|
|
g_free (in->buffer);
|
|
input_free_completions (in);
|
|
g_free (in->init_text);
|
|
|
|
g_free (kill_buffer);
|
|
kill_buffer = NULL;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static int
|
|
input_event (Gpm_Event * event, void *data)
|
|
{
|
|
WInput *in = (WInput *) data;
|
|
|
|
if ((event->type & GPM_DOWN) != 0)
|
|
{
|
|
in->first = FALSE;
|
|
input_mark_cmd (in, FALSE);
|
|
}
|
|
|
|
if ((event->type & (GPM_DOWN | GPM_DRAG)) != 0)
|
|
{
|
|
dlg_select_widget (in);
|
|
|
|
if (event->x >= in->field_width - HISTORY_BUTTON_WIDTH + 1
|
|
&& should_show_history_button (in))
|
|
do_show_hist (in);
|
|
else
|
|
{
|
|
in->point = str_length (in->buffer);
|
|
if (event->x + in->term_first_shown - 1 < str_term_width1 (in->buffer))
|
|
in->point = str_column_to_pos (in->buffer, event->x + in->term_first_shown - 1);
|
|
}
|
|
input_update (in, TRUE);
|
|
}
|
|
/* A lone up mustn't do anything */
|
|
if (in->highlight && (event->type & (GPM_UP | GPM_DRAG)) != 0)
|
|
return MOU_NORMAL;
|
|
|
|
if ((event->type & GPM_DRAG) == 0)
|
|
input_mark_cmd (in, TRUE);
|
|
|
|
return MOU_NORMAL;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
/*** public functions ****************************************************************************/
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
/** Create new instance of WInput object.
|
|
* @param y Y coordinate
|
|
* @param x X coordinate
|
|
* @param input_colors Array of used colors
|
|
* @param width Widget width
|
|
* @param def_text Default text filled in widget
|
|
* @param histname Name of history
|
|
* @param completion_flags Flags for specify type of completions
|
|
* @returns WInput object
|
|
*/
|
|
WInput *
|
|
input_new (int y, int x, const int *input_colors, int width, const char *def_text,
|
|
const char *histname, input_complete_t completion_flags)
|
|
{
|
|
WInput *in;
|
|
|
|
in = g_new (WInput, 1);
|
|
init_widget (&in->widget, y, x, 1, width, input_callback, input_event);
|
|
in->widget.options |= W_IS_INPUT;
|
|
|
|
memmove (in->color, input_colors, sizeof (input_colors_t));
|
|
|
|
in->field_width = width;
|
|
in->first = TRUE;
|
|
in->highlight = FALSE;
|
|
in->term_first_shown = 0;
|
|
in->disable_update = 0;
|
|
in->mark = 0;
|
|
in->need_push = TRUE;
|
|
in->is_password = FALSE;
|
|
in->charpoint = 0;
|
|
|
|
/* in->buffer will be corrected in "history_load" event handler */
|
|
in->current_max_size = width + 1;
|
|
in->buffer = g_new0 (char, in->current_max_size);
|
|
in->point = 0;
|
|
|
|
in->init_text = (def_text == INPUT_LAST_TEXT) ? INPUT_LAST_TEXT : g_strdup (def_text);
|
|
|
|
in->completions = NULL;
|
|
in->completion_flags = completion_flags;
|
|
|
|
/* prepare to history setup */
|
|
in->history = NULL;
|
|
in->history_changed = FALSE;
|
|
in->history_name = NULL;
|
|
if ((histname != NULL) && (*histname != '\0'))
|
|
in->history_name = g_strdup (histname);
|
|
|
|
/* history will be loaded later */
|
|
|
|
return in;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
cb_ret_t
|
|
input_callback (Widget * w, widget_msg_t msg, int parm)
|
|
{
|
|
WInput *in = (WInput *) w;
|
|
cb_ret_t v;
|
|
|
|
switch (msg)
|
|
{
|
|
case WIDGET_INIT:
|
|
/* subscribe to "history_load" event */
|
|
mc_event_add (w->owner->event_group, MCEVENT_HISTORY_LOAD, input_load_history, w, NULL);
|
|
/* subscribe to "history_save" event */
|
|
mc_event_add (w->owner->event_group, MCEVENT_HISTORY_SAVE, input_save_history, w, NULL);
|
|
return MSG_HANDLED;
|
|
|
|
case WIDGET_KEY:
|
|
if (parm == XCTRL ('q'))
|
|
{
|
|
quote = 1;
|
|
v = input_handle_char (in, ascii_alpha_to_cntrl (tty_getch ()));
|
|
quote = 0;
|
|
return v;
|
|
}
|
|
|
|
/* Keys we want others to handle */
|
|
if (parm == KEY_UP || parm == KEY_DOWN || parm == ESC_CHAR
|
|
|| parm == KEY_F (10) || parm == '\n')
|
|
return MSG_NOT_HANDLED;
|
|
|
|
/* When pasting multiline text, insert literal Enter */
|
|
if ((parm & ~KEY_M_MASK) == '\n')
|
|
{
|
|
quote = 1;
|
|
v = input_handle_char (in, '\n');
|
|
quote = 0;
|
|
return v;
|
|
}
|
|
|
|
return input_handle_char (in, parm);
|
|
|
|
case WIDGET_COMMAND:
|
|
return input_execute_cmd (in, parm);
|
|
|
|
case WIDGET_FOCUS:
|
|
case WIDGET_UNFOCUS:
|
|
case WIDGET_DRAW:
|
|
input_update (in, FALSE);
|
|
return MSG_HANDLED;
|
|
|
|
case WIDGET_CURSOR:
|
|
widget_move (&in->widget, 0, str_term_width2 (in->buffer, in->point)
|
|
- in->term_first_shown);
|
|
return MSG_HANDLED;
|
|
|
|
case WIDGET_DESTROY:
|
|
/* unsubscribe from "history_load" event */
|
|
mc_event_del (w->owner->event_group, MCEVENT_HISTORY_LOAD, input_load_history, w);
|
|
/* unsubscribe from "history_save" event */
|
|
mc_event_del (w->owner->event_group, MCEVENT_HISTORY_SAVE, input_save_history, w);
|
|
input_destroy (in);
|
|
return MSG_HANDLED;
|
|
|
|
default:
|
|
return default_proc (msg, parm);
|
|
}
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
/** Get default colors for WInput widget.
|
|
* @returns default colors
|
|
*/
|
|
const int *
|
|
input_get_default_colors (void)
|
|
{
|
|
static input_colors_t standart_colors;
|
|
|
|
standart_colors[WINPUTC_MAIN] = INPUT_COLOR;
|
|
standart_colors[WINPUTC_MARK] = INPUT_MARK_COLOR;
|
|
standart_colors[WINPUTC_UNCHANGED] = INPUT_UNCHANGED_COLOR;
|
|
standart_colors[WINPUTC_HISTORY] = INPUT_HISTORY_COLOR;
|
|
|
|
return standart_colors;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
void
|
|
input_set_origin (WInput * in, int x, int field_width)
|
|
{
|
|
in->widget.x = x;
|
|
in->field_width = in->widget.cols = field_width;
|
|
input_update (in, FALSE);
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
cb_ret_t
|
|
input_handle_char (WInput * in, int key)
|
|
{
|
|
cb_ret_t v;
|
|
unsigned long command;
|
|
|
|
v = MSG_NOT_HANDLED;
|
|
|
|
if (quote != 0)
|
|
{
|
|
input_free_completions (in);
|
|
v = insert_char (in, key);
|
|
input_update (in, TRUE);
|
|
quote = 0;
|
|
return v;
|
|
}
|
|
|
|
command = keybind_lookup_keymap_command (input_map, key);
|
|
|
|
if (command == CK_IgnoreKey)
|
|
{
|
|
if (key > 255)
|
|
return MSG_NOT_HANDLED;
|
|
if (in->first)
|
|
port_region_marked_for_delete (in);
|
|
input_free_completions (in);
|
|
v = insert_char (in, key);
|
|
}
|
|
else
|
|
{
|
|
if (command != CK_Complete)
|
|
input_free_completions (in);
|
|
input_execute_cmd (in, command);
|
|
v = MSG_HANDLED;
|
|
if (in->first)
|
|
input_update (in, TRUE); /* needed to clear in->first */
|
|
}
|
|
|
|
input_update (in, TRUE);
|
|
return v;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
/* This function is a test for a special input key used in complete.c */
|
|
/* Returns 0 if it is not a special key, 1 if it is a non-complete key
|
|
and 2 if it is a complete key */
|
|
int
|
|
input_key_is_in_map (WInput * in, int key)
|
|
{
|
|
unsigned long command;
|
|
|
|
(void) in;
|
|
|
|
command = keybind_lookup_keymap_command (input_map, key);
|
|
if (command == CK_IgnoreKey)
|
|
return 0;
|
|
|
|
return (command == CK_Complete) ? 2 : 1;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
void
|
|
input_assign_text (WInput * in, const char *text)
|
|
{
|
|
input_free_completions (in);
|
|
g_free (in->buffer);
|
|
in->buffer = g_strdup (text); /* was in->buffer->text */
|
|
in->current_max_size = strlen (in->buffer) + 1;
|
|
in->point = str_length (in->buffer);
|
|
in->mark = 0;
|
|
in->need_push = TRUE;
|
|
in->charpoint = 0;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
/* Inserts text in input line */
|
|
void
|
|
input_insert (WInput * in, const char *text, gboolean insert_extra_space)
|
|
{
|
|
input_disable_update (in);
|
|
while (*text != '\0')
|
|
input_handle_char (in, (unsigned char) *text++); /* unsigned extension char->int */
|
|
if (insert_extra_space)
|
|
input_handle_char (in, ' ');
|
|
input_enable_update (in);
|
|
input_update (in, TRUE);
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
void
|
|
input_set_point (WInput * in, int pos)
|
|
{
|
|
int max_pos;
|
|
|
|
max_pos = str_length (in->buffer);
|
|
pos = min (pos, max_pos);
|
|
if (pos != in->point)
|
|
input_free_completions (in);
|
|
in->point = pos;
|
|
in->charpoint = 0;
|
|
input_update (in, TRUE);
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
void
|
|
input_update (WInput * in, gboolean clear_first)
|
|
{
|
|
int has_history = 0;
|
|
int i;
|
|
int buf_len;
|
|
const char *cp;
|
|
int pw;
|
|
|
|
if (should_show_history_button (in))
|
|
has_history = HISTORY_BUTTON_WIDTH;
|
|
|
|
if (in->disable_update != 0)
|
|
return;
|
|
|
|
buf_len = str_length (in->buffer);
|
|
pw = str_term_width2 (in->buffer, in->point);
|
|
|
|
/* Make the point visible */
|
|
if ((pw < in->term_first_shown) || (pw >= in->term_first_shown + in->field_width - has_history))
|
|
{
|
|
in->term_first_shown = pw - (in->field_width / 3);
|
|
if (in->term_first_shown < 0)
|
|
in->term_first_shown = 0;
|
|
}
|
|
|
|
/* Adjust the mark */
|
|
in->mark = min (in->mark, buf_len);
|
|
|
|
if (has_history != 0)
|
|
draw_history_button (in);
|
|
|
|
if ((((Widget *) in)->options & W_DISABLED) != 0)
|
|
tty_setcolor (DISABLED_COLOR);
|
|
else if (in->first)
|
|
tty_setcolor (in->color[WINPUTC_UNCHANGED]);
|
|
else
|
|
tty_setcolor (in->color[WINPUTC_MAIN]);
|
|
|
|
widget_move (&in->widget, 0, 0);
|
|
|
|
if (!in->is_password)
|
|
{
|
|
if (!in->highlight)
|
|
tty_print_string (str_term_substring (in->buffer, in->term_first_shown,
|
|
in->field_width - has_history));
|
|
else
|
|
{
|
|
long m1, m2;
|
|
|
|
if (input_eval_marks (in, &m1, &m2))
|
|
{
|
|
tty_setcolor (in->color[WINPUTC_MAIN]);
|
|
cp = str_term_substring (in->buffer, in->term_first_shown,
|
|
in->field_width - has_history);
|
|
tty_print_string (cp);
|
|
tty_setcolor (in->color[WINPUTC_MARK]);
|
|
if (m1 < in->term_first_shown)
|
|
{
|
|
widget_move (&in->widget, 0, 0);
|
|
tty_print_string (str_term_substring
|
|
(in->buffer, in->term_first_shown,
|
|
m2 - in->term_first_shown));
|
|
}
|
|
else
|
|
{
|
|
int sel_width;
|
|
|
|
widget_move (&in->widget, 0, m1 - in->term_first_shown);
|
|
sel_width =
|
|
min (m2 - m1,
|
|
(in->field_width - has_history) - (str_term_width2 (in->buffer, m1) -
|
|
in->term_first_shown));
|
|
tty_print_string (str_term_substring (in->buffer, m1, sel_width));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
cp = str_term_substring (in->buffer, in->term_first_shown, in->field_width - has_history);
|
|
for (i = 0; i < in->field_width - has_history; i++)
|
|
{
|
|
if (i >= 0)
|
|
{
|
|
tty_setcolor (in->color[WINPUTC_MAIN]);
|
|
tty_print_char ((cp[0] != '\0') ? '*' : ' ');
|
|
}
|
|
if (cp[0] != '\0')
|
|
str_cnext_char (&cp);
|
|
}
|
|
}
|
|
|
|
if (clear_first)
|
|
in->first = FALSE;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
void
|
|
input_enable_update (WInput * in)
|
|
{
|
|
in->disable_update--;
|
|
input_update (in, FALSE);
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
void
|
|
input_disable_update (WInput * in)
|
|
{
|
|
in->disable_update++;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
/**
|
|
* Cleans the input line and adds the current text to the history
|
|
*
|
|
* @param in the input line
|
|
*/
|
|
void
|
|
input_clean (WInput * in)
|
|
{
|
|
push_history (in, in->buffer);
|
|
in->need_push = TRUE;
|
|
in->buffer[0] = '\0';
|
|
in->point = 0;
|
|
in->charpoint = 0;
|
|
in->mark = 0;
|
|
in->highlight = FALSE;
|
|
input_free_completions (in);
|
|
input_update (in, FALSE);
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
void
|
|
input_free_completions (WInput * in)
|
|
{
|
|
g_strfreev (in->completions);
|
|
in->completions = NULL;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|