edit/editoptions.c

   1 /* editor options dialog box
   2
   3    Copyright (C) 1996, 1997, 1998, 2001, 2002, 2003, 2004, 2005, 2007
   4    Free Software Foundation, Inc.
   5
   6    Authors: 1996, 1997 Paul Sheer
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  21    02110-1301, USA.
  22 */
  23
  24 /** \file
  25  *  \brief Source: editor options dialog box
  26  *  \author Paul Sheer
  27  *  \date 1996, 1997
  28  */
  29
  30 #include <config.h>
  31
  32 #include <stdlib.h> /* atoi(), NULL */
  33
  34 #include "../src/global.h"
  35
  36 #include "edit-impl.h"
  37 #include "../src/dialog.h"      /* B_CANCEL */
  38 #include "../src/wtools.h"      /* QuickDialog */
  39 #include "../src/main.h"        /* option_tab_spacing */
  40
  41 #define OPT_DLG_H 16
  42 #define OPT_DLG_W 74
  43
  44 static const char *wrap_str[] =
  45 {
  46     N_("None"),
  47     N_("Dynamic paragraphing"),
  48     N_("Type writer wrap"),
  49     NULL
  50 };
  51
  52 static void
  53 i18n_translate_array (const char *array[])
  54 {
  55     while (*array != NULL) {
  56         *array = _(*array);
  57         array++;
  58     }
  59 }
  60
  61 void
  62 edit_options_dialog (void)
  63 {
  64     char wrap_length[16], tab_spacing[16], *p, *q;
  65     int wrap_mode = 0;
  66     int old_syntax_hl;
  67
  68     QuickWidget quick_widgets[] =
  69     {
  70         /*  0 */ QUICK_BUTTON (6, 10, OPT_DLG_H - 3, OPT_DLG_H, N_("&Cancel"), B_CANCEL, NULL),
  71         /*  1 */ QUICK_BUTTON (2, 10, OPT_DLG_H - 3, OPT_DLG_H, N_("&OK"),     B_ENTER,  NULL),
  72         /*  2 */ QUICK_LABEL (OPT_DLG_W / 2 + 1, OPT_DLG_W, 11, OPT_DLG_H,
  73                                 N_("Word wrap line length: ")),
  74         /*  3 */ QUICK_INPUT (OPT_DLG_W / 2 + 25, OPT_DLG_W, 11, OPT_DLG_H,
  75                                 wrap_length, OPT_DLG_W / 2 - 4 - 24, 0, "edit-word-wrap", &p),
  76         /*  4 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 10, OPT_DLG_H,
  77                                 N_("Cursor beyond end of line"), &option_cursor_beyond_eol),
  78         /*  5 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 9, OPT_DLG_H,
  79                                 N_("Pers&istent selection"), &option_persistent_selections),
  80         /*  6 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 8, OPT_DLG_H,
  81                                 N_("Synta&x highlighting"), &option_syntax_highlighting),
  82         /*  7 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 7, OPT_DLG_H,
  83                                 N_("Visible tabs"), &visible_tabs),
  84         /*  8 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 6, OPT_DLG_H,
  85                                 N_("Visible trailing spaces"), &visible_tws),
  86         /*  9 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 5, OPT_DLG_H,
  87                                 N_("Save file &position"), &option_save_position),
  88         /* 10 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 4, OPT_DLG_H,
  89                                 N_("Confir&m before saving"), &edit_confirm_save),
  90         /* 11 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 3, OPT_DLG_H,
  91                                 N_("&Return does autoindent"), &option_return_does_auto_indent),
  92         /* 12 */ QUICK_LABEL (3, OPT_DLG_W, 11, OPT_DLG_H, N_("Tab spacing: ")),
  93         /* 13 */ QUICK_INPUT (3 + 24, OPT_DLG_W, 11, OPT_DLG_H,
  94                                 tab_spacing, OPT_DLG_W / 2 - 4 - 24, 0, "edit-tab-spacing", &q),
  95         /* 14 */ QUICK_CHECKBOX (3, OPT_DLG_W, 10, OPT_DLG_H,
  96                                 N_("Fill tabs with &spaces"), &option_fill_tabs_with_spaces),
  97         /* 15 */ QUICK_CHECKBOX (3, OPT_DLG_W, 9, OPT_DLG_H,
  98                                 N_("&Backspace through tabs"), &option_backspace_through_tabs),
  99         /* 16 */ QUICK_CHECKBOX (3, OPT_DLG_W, 8, OPT_DLG_H,
 100                                  N_("&Fake half tabs"), &option_fake_half_tabs),
 101         /* 17 */ QUICK_RADIO (4, OPT_DLG_W, 4, OPT_DLG_H, 3, wrap_str, &wrap_mode),
 102         /* 18 */ QUICK_LABEL (3, OPT_DLG_W, 3, OPT_DLG_H, N_("Wrap mode")),
 103         QUICK_END
 104     };
 105
 106     QuickDialog Quick_options =
 107     {
 108          OPT_DLG_W, OPT_DLG_H, -1, -1, N_(" Editor options "),
 109         "[Editor options]", quick_widgets, FALSE
 110      };
 111
 112 #ifdef ENABLE_NLS
 113     static gboolean i18n_flag = FALSE;
 114
 115     if (!i18n_flag) {
 116         i18n_translate_array (wrap_str);
 117         i18n_flag = TRUE;
 118     }
 119 #endif
 120
 121     g_snprintf (wrap_length, sizeof (wrap_length), "%d",
 122                 option_word_wrap_line_length);
 123     g_snprintf (tab_spacing, sizeof (tab_spacing), "%d",
 124                 option_tab_spacing);
 125
 126     if (option_auto_para_formatting)
 127         wrap_mode = 1;
 128     else if (option_typewriter_wrap)
 129         wrap_mode = 2;
 130     else
 131         wrap_mode = 0;
 132
 133     if (quick_dialog (&Quick_options) == B_CANCEL)
 134         return;
 135
 136     old_syntax_hl = option_syntax_highlighting;
 137
 138     if (p) {
 139         option_word_wrap_line_length = atoi (p);
 140         g_free (p);
 141     }
 142     if (q) {
 143         option_tab_spacing = atoi (q);
 144         if (option_tab_spacing <= 0)
 145             option_tab_spacing = 8;
 146         g_free (q);
 147     }
 148
 149     if (wrap_mode == 1) {
 150         option_auto_para_formatting = 1;
 151         option_typewriter_wrap = 0;
 152     } else if (wrap_mode == 2) {
 153         option_auto_para_formatting = 0;
 154         option_typewriter_wrap = 1;
 155     } else {
 156         option_auto_para_formatting = 0;
 157         option_typewriter_wrap = 0;
 158     }
 159
 160     /* Load or unload syntax rules if the option has changed */
 161     if (option_syntax_highlighting != old_syntax_hl)
 162         edit_load_syntax (wedit, NULL, option_syntax_type);
 163 }