mirror of https://github.com/MidnightCommander/mc
108 lines
3.2 KiB
C
108 lines
3.2 KiB
C
/* User interface for syntax selection.
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Copyright (C) 2005, 2006 Leonard den Ottolander <leonard den ottolander nl>
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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 version 2 as
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published by the Free Software Foundation.
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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 Foundation,
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <config.h>
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#include "edit.h"
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#include "../src/global.h"
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#include "../src/wtools.h"
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#define MAX_ENTRY_LEN 40
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#define LIST_LINES 14
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#define N_DFLT_ENTRIES 2
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static int
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pstrcmp(const void *p1, const void *p2)
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{
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return strcmp(*(char**)p1, *(char**)p2);
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}
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static int
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exec_edit_syntax_dialog (const char **names) {
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int i;
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Listbox *syntaxlist = create_listbox_window (MAX_ENTRY_LEN, LIST_LINES,
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_(" Choose syntax highlighting "), NULL);
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LISTBOX_APPEND_TEXT (syntaxlist, 'A', _("< Auto >"), NULL);
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LISTBOX_APPEND_TEXT (syntaxlist, 'R', _("< Reload Current Syntax >"), NULL);
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for (i = 0; names[i]; i++) {
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LISTBOX_APPEND_TEXT (syntaxlist, 0, names[i], NULL);
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if (! option_auto_syntax && option_syntax_type &&
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(strcmp (names[i], option_syntax_type) == 0))
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listbox_select_by_number (syntaxlist->list, i + N_DFLT_ENTRIES);
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}
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return run_listbox (syntaxlist);
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}
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void
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edit_syntax_dialog (void) {
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char *old_syntax_type;
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int old_auto_syntax, syntax;
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char **names;
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int i;
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int force_reload = 0;
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int count = 0;
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names = (char**) g_malloc (sizeof (char*));
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names[0] = NULL;
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/* We fill the list of syntax files every time the editor is invoked.
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Instead we could save the list to a file and update it once the syntax
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file gets updated (either by testing or by explicit user command). */
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edit_load_syntax (NULL, &names, NULL);
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while (names[count++] != NULL);
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qsort(names, count - 1, sizeof(char*), pstrcmp);
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if ((syntax = exec_edit_syntax_dialog ((const char**) names)) < 0) {
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for (i = 0; names[i]; i++) {
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g_free (names[i]);
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}
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g_free (names);
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return;
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}
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old_auto_syntax = option_auto_syntax;
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old_syntax_type = g_strdup (option_syntax_type);
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switch (syntax) {
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case 0: /* auto syntax */
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option_auto_syntax = 1;
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break;
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case 1: /* reload current syntax */
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force_reload = 1;
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break;
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default:
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option_auto_syntax = 0;
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g_free (option_syntax_type);
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option_syntax_type = g_strdup (names[syntax - N_DFLT_ENTRIES]);
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}
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/* Load or unload syntax rules if the option has changed */
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if ((option_auto_syntax && !old_auto_syntax) || old_auto_syntax ||
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(old_syntax_type && option_syntax_type &&
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(strcmp (old_syntax_type, option_syntax_type) != 0)) ||
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force_reload)
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edit_load_syntax (wedit, NULL, option_syntax_type);
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for (i = 0; names[i]; i++) {
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g_free (names[i]);
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}
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g_free (names);
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g_free (old_syntax_type);
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}
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