mirror of
https://github.com/MidnightCommander/mc
synced 2024-12-23 21:06:52 +03:00
7ada01bfa1
init_translation_table() now returnes newly-allocated string instead of pointer to the static buffer. Thanks Vit Rosin for original patch. Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
151 lines
3.9 KiB
C
151 lines
3.9 KiB
C
/* User interface for charset selection.
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Copyright (C) 2001 Walery Studennikov <despair@sama.ru>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/** \file selcodepage.c
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* \brief Source: user %interface for charset %selection
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*/
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#include <config.h>
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#ifdef HAVE_CHARSET
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#include <stdio.h>
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#include <stdlib.h>
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#include "lib/global.h"
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#include "dialog.h"
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#include "widget.h"
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#include "wtools.h"
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#include "charsets.h"
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#include "selcodepage.h"
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#include "main.h"
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#define ENTRY_LEN 30
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/* Numbers of (file I/O) and (input/display) codepages. -1 if not selected */
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int source_codepage = -1;
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int default_source_codepage = -1;
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int display_codepage = -1;
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char* autodetect_codeset = NULL;
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gboolean is_autodetect_codeset_enabled = FALSE;
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static unsigned char
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get_hotkey (int n)
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{
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return (n <= 9) ? '0' + n : 'a' + n - 10;
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}
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/* Return value:
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* -2 (SELECT_CHARSET_CANCEL) : Cancel
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* -1 (SELECT_CHARSET_OTHER_8BIT) : "Other 8 bit" if seldisplay == TRUE
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* -1 (SELECT_CHARSET_NO_TRANSLATE) : "No translation" if seldisplay == FALSE
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* >= 0 : charset number
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*/
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int
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select_charset (int center_y, int center_x, int current_charset, gboolean seldisplay)
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{
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int i;
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char buffer[255];
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/* Create listbox */
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Listbox *listbox = create_listbox_window_centered (center_y, center_x,
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n_codepages + 1, ENTRY_LEN + 2,
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_("Choose codepage"),
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"[Codepages Translation]");
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if (!seldisplay)
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LISTBOX_APPEND_TEXT (listbox, '-', _("- < No translation >"),
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NULL);
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/* insert all the items found */
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for (i = 0; i < n_codepages; i++) {
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char *name = codepages[i].name;
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g_snprintf (buffer, sizeof (buffer), "%c %s", get_hotkey (i),
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name);
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LISTBOX_APPEND_TEXT (listbox, get_hotkey (i), buffer, NULL);
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}
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if (seldisplay) {
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g_snprintf (buffer, sizeof (buffer), "%c %s",
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get_hotkey (n_codepages), _("Other 8 bit"));
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LISTBOX_APPEND_TEXT (listbox, get_hotkey (n_codepages), buffer,
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NULL);
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}
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/* Select the default entry */
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i = (seldisplay)
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? ((current_charset < 0) ? n_codepages : current_charset)
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: (current_charset + 1);
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listbox_select_entry (listbox->list, i);
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i = run_listbox (listbox);
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if (i < 0) {
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/* Cancel dialog */
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return SELECT_CHARSET_CANCEL;
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} else {
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/* some charset has been selected */
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if (seldisplay) {
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/* charset list is finished with "Other 8 bit" item */
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return (i >= n_codepages) ? SELECT_CHARSET_OTHER_8BIT : i;
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} else {
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/* charset list is began with "- < No translation >" item */
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return (i - 1);
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}
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}
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}
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/* Set codepage */
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gboolean
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do_set_codepage (int codepage)
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{
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char *errmsg;
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gboolean ret;
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source_codepage = codepage;
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errmsg = init_translation_table (codepage == SELECT_CHARSET_NO_TRANSLATE ?
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display_codepage : source_codepage,
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display_codepage);
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ret = errmsg == NULL;
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if (!ret) {
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message (D_ERROR, MSG_ERROR, "%s", errmsg);
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g_free (errmsg);
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}
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return ret;
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}
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/* Show menu selecting codepage */
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gboolean
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do_select_codepage (void)
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{
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int r;
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r = select_charset (-1, -1, default_source_codepage, FALSE);
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if (r == SELECT_CHARSET_CANCEL)
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return FALSE;
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default_source_codepage = r;
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return do_set_codepage (default_source_codepage);
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}
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#endif /* HAVE_CHARSET */
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