src/editor/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 "lib/global.h"
  35
  36 #include "edit-widget.h"
  37 #include "edit-impl.h"
  38 #include "src/dialog.h" /* B_CANCEL */
  39 #include "src/wtools.h" /* QuickDialog */
  40 #include "src/main.h"   /* option_tab_spacing */
  41
  42 #define OPT_DLG_H 16
  43 #define OPT_DLG_W 74
  44
  45 static const char *wrap_str[] =
  46 {
  47     N_("None"),
  48     N_("Dynamic paragraphing"),
  49     N_("Type writer wrap"),
  50     NULL
  51 };
  52
  53 #ifdef ENABLE_NLS
  54 static void
  55 i18n_translate_array (const char *array[])
  56 {
  57     while (*array != NULL) {
  58         *array = _(*array);
  59         array++;
  60     }
  61 }
  62 #endif                  /* ENABLE_NLS */
  63
  64 void
  65 edit_options_dialog (void)
  66 {
  67     char wrap_length[16], tab_spacing[16], *p, *q;
  68     int wrap_mode = 0;
  69     int old_syntax_hl;
  70
  71     QuickWidget quick_widgets[] =
  72     {
  73         /*  0 */ QUICK_BUTTON (6, 10, OPT_DLG_H - 3, OPT_DLG_H, N_("&Cancel"), B_CANCEL, NULL),
  74         /*  1 */ QUICK_BUTTON (2, 10, OPT_DLG_H - 3, OPT_DLG_H, N_("&OK"),     B_ENTER,  NULL),
  75         /*  2 */ QUICK_LABEL (OPT_DLG_W / 2 + 1, OPT_DLG_W, 11, OPT_DLG_H,
  76                                 N_("Word wrap line length: ")),
  77         /*  3 */ QUICK_INPUT (OPT_DLG_W / 2 + 25, OPT_DLG_W, 11, OPT_DLG_H,
  78                                 wrap_length, OPT_DLG_W / 2 - 4 - 24, 0, "edit-word-wrap", &p),
  79         /*  4 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 10, OPT_DLG_H,
  80                                 N_("Cursor beyond end of line"), &option_cursor_beyond_eol),
  81         /*  5 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 9, OPT_DLG_H,
  82                                 N_("Pers&istent selection"), &option_persistent_selections),
  83         /*  6 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 8, OPT_DLG_H,
  84                                 N_("Synta&x highlighting"), &option_syntax_highlighting),
  85         /*  7 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 7, OPT_DLG_H,
  86                                 N_("Visible tabs"), &visible_tabs),
  87         /*  8 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 6, OPT_DLG_H,
  88                                 N_("Visible trailing spaces"), &visible_tws),
  89         /*  9 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 5, OPT_DLG_H,
  90                                 N_("Save file &position"), &option_save_position),
  91         /* 10 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 4, OPT_DLG_H,
  92                                 N_("Confir&m before saving"), &edit_confirm_save),
  93         /* 11 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 3, OPT_DLG_H,
  94                                 N_("&Return does autoindent"), &option_return_does_auto_indent),
  95         /* 12 */ QUICK_LABEL (3, OPT_DLG_W, 11, OPT_DLG_H, N_("Tab spacing: ")),
  96         /* 13 */ QUICK_INPUT (3 + 24, OPT_DLG_W, 11, OPT_DLG_H,
  97                                 tab_spacing, OPT_DLG_W / 2 - 4 - 24, 0, "edit-tab-spacing", &q),
  98         /* 14 */ QUICK_CHECKBOX (3, OPT_DLG_W, 10, OPT_DLG_H,
  99                                 N_("Fill tabs with &spaces"), &option_fill_tabs_with_spaces),
 100         /* 15 */ QUICK_CHECKBOX (3, OPT_DLG_W, 9, OPT_DLG_H,
 101                                 N_("&Backspace through tabs"), &option_backspace_through_tabs),
 102         /* 16 */ QUICK_CHECKBOX (3, OPT_DLG_W, 8, OPT_DLG_H,
 103                                  N_("&Fake half tabs"), &option_fake_half_tabs),
 104         /* 17 */ QUICK_RADIO (4, OPT_DLG_W, 4, OPT_DLG_H, 3, wrap_str, &wrap_mode),
 105         /* 18 */ QUICK_LABEL (3, OPT_DLG_W, 3, OPT_DLG_H, N_("Wrap mode")),
 106         QUICK_END
 107     };
 108
 109     QuickDialog Quick_options =
 110     {
 111          OPT_DLG_W, OPT_DLG_H, -1, -1, N_(" Editor options "),
 112         "[Editor options]", quick_widgets, FALSE
 113      };
 114
 115 #ifdef ENABLE_NLS
 116     static gboolean i18n_flag = FALSE;
 117
 118     if (!i18n_flag) {
 119         i18n_translate_array (wrap_str);
 120         i18n_flag = TRUE;
 121     }
 122 #endif                  /* ENABLE_NLS */
 123
 124     g_snprintf (wrap_length, sizeof (wrap_length), "%d",
 125                 option_word_wrap_line_length);
 126     g_snprintf (tab_spacing, sizeof (tab_spacing), "%d",
 127                 option_tab_spacing);
 128
 129     if (option_auto_para_formatting)
 130         wrap_mode = 1;
 131     else if (option_typewriter_wrap)
 132         wrap_mode = 2;
 133     else
 134         wrap_mode = 0;
 135
 136     if (quick_dialog (&Quick_options) == B_CANCEL)
 137         return;
 138
 139     old_syntax_hl = option_syntax_highlighting;
 140
 141     if (!option_cursor_beyond_eol)
 142         wedit->over_col = 0;
 143
 144     if (p) {
 145         option_word_wrap_line_length = atoi (p);
 146         g_free (p);
 147     }
 148     if (q) {
 149         option_tab_spacing = atoi (q);
 150         if (option_tab_spacing <= 0)
 151             option_tab_spacing = 8;
 152         g_free (q);
 153     }
 154
 155     if (wrap_mode == 1) {
 156         option_auto_para_formatting = 1;
 157         option_typewriter_wrap = 0;
 158     } else if (wrap_mode == 2) {
 159         option_auto_para_formatting = 0;
 160         option_typewriter_wrap = 1;
 161     } else {
 162         option_auto_para_formatting = 0;
 163         option_typewriter_wrap = 0;
 164     }
 165
 166     /* Load or unload syntax rules if the option has changed */
 167     if (option_syntax_highlighting != old_syntax_hl)
 168         edit_load_syntax (wedit, NULL, option_syntax_type);
 169 }