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 #include <config.h>
  25
  26 #include <stdio.h>
  27 #include <stdarg.h>
  28 #include <sys/types.h>
  29 #ifdef HAVE_UNISTD_H
  30 #    include <unistd.h>
  31 #endif
  32 #include <string.h>
  33 #include <ctype.h>
  34 #include <errno.h>
  35 #include <sys/stat.h>
  36
  37 #include <stdlib.h>
  38
  39 #include "../src/global.h"
  40
  41 #include "edit.h"
  42 #include "usermap.h"
  43 #include "../src/dialog.h"      /* B_CANCEL */
  44 #include "../src/wtools.h"      /* QuickDialog */
  45
  46 #define OPT_DLG_H 17
  47 #define OPT_DLG_W 72
  48
  49 #ifndef USE_INTERNAL_EDIT
  50 #define USE_INTERNAL_EDIT 1
  51 #endif
  52
  53 static const char *key_emu_str[] =
  54 {N_("Intuitive"), N_("Emacs"), N_("User-defined"), NULL};
  55
  56 static const char *wrap_str[] =
  57 {N_("None"), N_("Dynamic paragraphing"), N_("Type writer wrap"), NULL};
  58
  59 static void
  60 i18n_translate_array (const char *array[])
  61 {
  62     while (*array!=NULL) {
  63         *array = _(*array);
  64         array++;
  65     }
  66 }
  67
  68 void
  69 edit_options_dialog (void)
  70 {
  71     char wrap_length[32], tab_spacing[32], *p, *q;
  72     int wrap_mode = 0;
  73     int old_syntax_hl;
  74     int tedit_key_emulation = edit_key_emulation;
  75     int toption_fill_tabs_with_spaces = option_fill_tabs_with_spaces;
  76     int toption_save_position = option_save_position;
  77     int tedit_confirm_save = edit_confirm_save;
  78     int tedit_syntax_highlighting = option_syntax_highlighting;
  79     int toption_return_does_auto_indent = option_return_does_auto_indent;
  80     int toption_backspace_through_tabs = option_backspace_through_tabs;
  81     int toption_fake_half_tabs = option_fake_half_tabs;
  82     static int i18n_flag = 0;
  83
  84     QuickWidget quick_widgets[] = {
  85         /* 0 */
  86         {quick_button, 6, 10, OPT_DLG_H - 3, OPT_DLG_H, N_("&Cancel"), 0,
  87          B_CANCEL, 0, 0, NULL},
  88         /* 1 */
  89         {quick_button, 2, 10, OPT_DLG_H - 3, OPT_DLG_H, N_("&OK"), 0,
  90          B_ENTER, 0, 0, NULL},
  91         /* 2 */
  92         {quick_label, OPT_DLG_W / 2, OPT_DLG_W, OPT_DLG_H - 5, OPT_DLG_H,
  93          N_("Word wrap line length: "), 0, 0, 0, 0, NULL},
  94         /* 3 */
  95         {quick_input, OPT_DLG_W / 2 + 24, OPT_DLG_W, OPT_DLG_H - 5,
  96          OPT_DLG_H, "", OPT_DLG_W / 2 - 4 - 24, 0, 0, 0, "edit-word-wrap"},
  97         /* 4 */
  98         {quick_label, OPT_DLG_W / 2, OPT_DLG_W, OPT_DLG_H - 6, OPT_DLG_H,
  99          N_("Tab spacing: "), 0, 0, 0, 0, NULL},
 100         /* 5 */
 101         {quick_input, OPT_DLG_W / 2 + 24, OPT_DLG_W, OPT_DLG_H - 6,
 102          OPT_DLG_H, "", OPT_DLG_W / 2 - 4 - 24, 0, 0, 0,
 103          "edit-tab-spacing"},
 104         /* 6 */
 105         {quick_checkbox, OPT_DLG_W / 2 + 1, OPT_DLG_W, OPT_DLG_H - 8,
 106          OPT_DLG_H, N_("Synta&x highlighting"), 8, 0, 0, 0, NULL},
 107         /* 7 */
 108         {quick_checkbox, OPT_DLG_W / 2 + 1, OPT_DLG_W, OPT_DLG_H - 9,
 109          OPT_DLG_H, N_("Save file &position"), 0, 0, 0, 0, NULL},
 110         /* 8 */
 111         {quick_checkbox, OPT_DLG_W / 2 + 1, OPT_DLG_W, OPT_DLG_H - 10,
 112          OPT_DLG_H, N_("Confir&m before saving"), 6, 0, 0, 0, NULL},
 113         /* 9 */
 114         {quick_checkbox, OPT_DLG_W / 2 + 1, OPT_DLG_W, OPT_DLG_H - 11,
 115          OPT_DLG_H, N_("Fill tabs with &spaces"), 0, 0, 0, 0, NULL},
 116         /* 10 */
 117         {quick_checkbox, OPT_DLG_W / 2 + 1, OPT_DLG_W, OPT_DLG_H - 12,
 118          OPT_DLG_H, N_("&Return does autoindent"), 0, 0, 0, 0, NULL},
 119         /* 11 */
 120         {quick_checkbox, OPT_DLG_W / 2 + 1, OPT_DLG_W, OPT_DLG_H - 13,
 121          OPT_DLG_H, N_("&Backspace through tabs"), 0, 0, 0, 0, NULL},
 122         /* 12 */
 123         {quick_checkbox, OPT_DLG_W / 2 + 1, OPT_DLG_W, OPT_DLG_H - 14,
 124          OPT_DLG_H, N_("&Fake half tabs"), 0, 0, 0, 0, NULL},
 125         /* 13 */
 126         {quick_radio, 5, OPT_DLG_W, OPT_DLG_H - 7, OPT_DLG_H, "", 3, 0, 0,
 127          const_cast(char **, wrap_str), "wrapm"},
 128         /* 14 */
 129         {quick_label, 4, OPT_DLG_W, OPT_DLG_H - 8, OPT_DLG_H,
 130          N_("Wrap mode"), 0, 0,
 131          0, 0, NULL},
 132         /* 15 */
 133         {quick_radio, 5, OPT_DLG_W, OPT_DLG_H - 13, OPT_DLG_H, "", 3, 0, 0,
 134          const_cast(char **, key_emu_str), "keyemu"},
 135         /* 16 */
 136         {quick_label, 4, OPT_DLG_W, OPT_DLG_H - 14, OPT_DLG_H,
 137          N_("Key emulation"), 0, 0, 0, 0, NULL},
 138         NULL_QuickWidget
 139     };
 140
 141     QuickDialog Quick_options =
 142         { OPT_DLG_W, OPT_DLG_H, -1, 0, N_(" Editor options "), "", 0, 0 };
 143
 144     if (!i18n_flag) {
 145         i18n_translate_array (key_emu_str);
 146         i18n_translate_array (wrap_str);
 147         i18n_flag = 1;
 148     }
 149
 150     snprintf (wrap_length, sizeof (wrap_length), "%d",
 151                 option_word_wrap_line_length);
 152     snprintf (tab_spacing, sizeof (tab_spacing), "%d",
 153                 option_tab_spacing);
 154
 155     quick_widgets[3].text = wrap_length;
 156     quick_widgets[3].str_result = &p;
 157     quick_widgets[5].text = tab_spacing;
 158     quick_widgets[5].str_result = &q;
 159     quick_widgets[6].result = &tedit_syntax_highlighting;
 160     quick_widgets[7].result = &toption_save_position;
 161     quick_widgets[8].result = &tedit_confirm_save;
 162     quick_widgets[9].result = &toption_fill_tabs_with_spaces;
 163     quick_widgets[10].result = &toption_return_does_auto_indent;
 164     quick_widgets[11].result = &toption_backspace_through_tabs;
 165     quick_widgets[12].result = &toption_fake_half_tabs;
 166
 167     if (option_auto_para_formatting)
 168         wrap_mode = 1;
 169     else if (option_typewriter_wrap)
 170         wrap_mode = 2;
 171     else
 172         wrap_mode = 0;
 173
 174     quick_widgets[13].result = &wrap_mode;
 175     quick_widgets[13].value = wrap_mode;
 176
 177     quick_widgets[15].result = &tedit_key_emulation;
 178     quick_widgets[15].value = tedit_key_emulation;
 179
 180     Quick_options.widgets = quick_widgets;
 181
 182     if (quick_dialog (&Quick_options) == B_CANCEL)
 183         return;
 184
 185     old_syntax_hl = option_syntax_highlighting;
 186
 187     if (p) {
 188         option_word_wrap_line_length = atoi (p);
 189         g_free (p);
 190     }
 191     if (q) {
 192         option_tab_spacing = atoi (q);
 193         if (option_tab_spacing <= 0)
 194             option_tab_spacing = 8;
 195         g_free (q);
 196     }
 197
 198     option_syntax_highlighting = tedit_syntax_highlighting;
 199     edit_confirm_save = tedit_confirm_save;
 200     option_save_position = toption_save_position;
 201     option_fill_tabs_with_spaces = toption_fill_tabs_with_spaces;
 202     option_return_does_auto_indent = toption_return_does_auto_indent;
 203     option_backspace_through_tabs = toption_backspace_through_tabs;
 204     option_fake_half_tabs = toption_fake_half_tabs;
 205
 206     if (wrap_mode == 1) {
 207         option_auto_para_formatting = 1;
 208         option_typewriter_wrap = 0;
 209     } else if (wrap_mode == 2) {
 210         option_auto_para_formatting = 0;
 211         option_typewriter_wrap = 1;
 212     } else {
 213         option_auto_para_formatting = 0;
 214         option_typewriter_wrap = 0;
 215     }
 216
 217     /* Reload menu if key emulation has changed */
 218     if (edit_key_emulation != tedit_key_emulation) {
 219         edit_key_emulation = tedit_key_emulation;
 220         edit_reload_menu ();
 221     }
 222
 223     /* Load or unload syntax rules if the option has changed */
 224     if (option_syntax_highlighting != old_syntax_hl)
 225         edit_load_syntax (wedit, NULL, option_syntax_type);
 226     /* Load usermap if it's needed */
 227     edit_load_user_map (wedit);
 228 }