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 #ifdef ENABLE_NLS
  53 static void
  54 i18n_translate_array (const char *array[])
  55 {
  56     while (*array != NULL) {
  57         *array = _(*array);
  58         array++;
  59     }
  60 }
  61 #endif                  /* ENABLE_NLS */
  62
  63 void
  64 edit_options_dialog (void)
  65 {
  66     char wrap_length[16], tab_spacing[16], *p, *q;
  67     int wrap_mode = 0;
  68     int old_syntax_hl;
  69
  70     QuickWidget quick_widgets[] =
  71     {
  72         /*  0 */ QUICK_BUTTON (6, 10, OPT_DLG_H - 3, OPT_DLG_H, N_("&Cancel"), B_CANCEL, NULL),
  73         /*  1 */ QUICK_BUTTON (2, 10, OPT_DLG_H - 3, OPT_DLG_H, N_("&OK"),     B_ENTER,  NULL),
  74         /*  2 */ QUICK_LABEL (OPT_DLG_W / 2 + 1, OPT_DLG_W, 11, OPT_DLG_H,
  75                                 N_("Word wrap line length: ")),
  76         /*  3 */ QUICK_INPUT (OPT_DLG_W / 2 + 25, OPT_DLG_W, 11, OPT_DLG_H,
  77                                 wrap_length, OPT_DLG_W / 2 - 4 - 24, 0, "edit-word-wrap", &p),
  78         /*  4 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 10, OPT_DLG_H,
  79                                 N_("Cursor beyond end of line"), &option_cursor_beyond_eol),
  80         /*  5 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 9, OPT_DLG_H,
  81                                 N_("Pers&istent selection"), &option_persistent_selections),
  82         /*  6 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 8, OPT_DLG_H,
  83                                 N_("Synta&x highlighting"), &option_syntax_highlighting),
  84         /*  7 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 7, OPT_DLG_H,
  85                                 N_("Visible tabs"), &visible_tabs),
  86         /*  8 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 6, OPT_DLG_H,
  87                                 N_("Visible trailing spaces"), &visible_tws),
  88         /*  9 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 5, OPT_DLG_H,
  89                                 N_("Save file &position"), &option_save_position),
  90         /* 10 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 4, OPT_DLG_H,
  91                                 N_("Confir&m before saving"), &edit_confirm_save),
  92         /* 11 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 3, OPT_DLG_H,
  93                                 N_("&Return does autoindent"), &option_return_does_auto_indent),
  94         /* 12 */ QUICK_LABEL (3, OPT_DLG_W, 11, OPT_DLG_H, N_("Tab spacing: ")),
  95         /* 13 */ QUICK_INPUT (3 + 24, OPT_DLG_W, 11, OPT_DLG_H,
  96                                 tab_spacing, OPT_DLG_W / 2 - 4 - 24, 0, "edit-tab-spacing", &q),
  97         /* 14 */ QUICK_CHECKBOX (3, OPT_DLG_W, 10, OPT_DLG_H,
  98                                 N_("Fill tabs with &spaces"), &option_fill_tabs_with_spaces),
  99         /* 15 */ QUICK_CHECKBOX (3, OPT_DLG_W, 9, OPT_DLG_H,
 100                                 N_("&Backspace through tabs"), &option_backspace_through_tabs),
 101         /* 16 */ QUICK_CHECKBOX (3, OPT_DLG_W, 8, OPT_DLG_H,
 102                                  N_("&Fake half tabs"), &option_fake_half_tabs),
 103         /* 17 */ QUICK_RADIO (4, OPT_DLG_W, 4, OPT_DLG_H, 3, wrap_str, &wrap_mode),
 104         /* 18 */ QUICK_LABEL (3, OPT_DLG_W, 3, OPT_DLG_H, N_("Wrap mode")),
 105         QUICK_END
 106     };
 107
 108     QuickDialog Quick_options =
 109     {
 110          OPT_DLG_W, OPT_DLG_H, -1, -1, N_(" Editor options "),
 111         "[Editor options]", quick_widgets, FALSE
 112      };
 113
 114 #ifdef ENABLE_NLS
 115     static gboolean i18n_flag = FALSE;
 116
 117     if (!i18n_flag) {
 118         i18n_translate_array (wrap_str);
 119         i18n_flag = TRUE;
 120     }
 121 #endif                  /* ENABLE_NLS */
 122
 123     g_snprintf (wrap_length, sizeof (wrap_length), "%d",
 124                 option_word_wrap_line_length);
 125     g_snprintf (tab_spacing, sizeof (tab_spacing), "%d",
 126                 option_tab_spacing);
 127
 128     if (option_auto_para_formatting)
 129         wrap_mode = 1;
 130     else if (option_typewriter_wrap)
 131         wrap_mode = 2;
 132     else
 133         wrap_mode = 0;
 134
 135     if (quick_dialog (&Quick_options) == B_CANCEL)
 136         return;
 137
 138     old_syntax_hl = option_syntax_highlighting;
 139
 140     if (p) {
 141         option_word_wrap_line_length = atoi (p);
 142         g_free (p);
 143     }
 144     if (q) {
 145         option_tab_spacing = atoi (q);
 146         if (option_tab_spacing <= 0)
 147             option_tab_spacing = 8;
 148         g_free (q);
 149     }
 150
 151     if (wrap_mode == 1) {
 152         option_auto_para_formatting = 1;
 153         option_typewriter_wrap = 0;
 154     } else if (wrap_mode == 2) {
 155         option_auto_para_formatting = 0;
 156         option_typewriter_wrap = 1;
 157     } else {
 158         option_auto_para_formatting = 0;
 159         option_typewriter_wrap = 0;
 160     }
 161
 162     /* Load or unload syntax rules if the option has changed */
 163     if (option_syntax_highlighting != old_syntax_hl)
 164         edit_load_syntax (wedit, NULL, option_syntax_type);
 165 }