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 #include "lib/widget.h"
  36
  37 #include "edit-widget.h"
  38 #include "edit-impl.h"
  39 #include "src/setup.h"          /* option_tab_spacing */
  40
  41 /*** global variables ****************************************************************************/
  42
  43 /*** file scope macro definitions ****************************************************************/
  44
  45 #define OPT_DLG_H 17
  46 #define OPT_DLG_W 74
  47
  48 /*** file scope type declarations ****************************************************************/
  49
  50 /*** file scope variables ************************************************************************/
  51
  52 static const char *wrap_str[] = {
  53     N_("None"),
  54     N_("Dynamic paragraphing"),
  55     N_("Type writer wrap"),
  56     NULL
  57 };
  58
  59 /*** file scope functions ************************************************************************/
  60 /* --------------------------------------------------------------------------------------------- */
  61
  62 #ifdef ENABLE_NLS
  63 static void
  64 i18n_translate_array (const char *array[])
  65 {
  66     while (*array != NULL)
  67     {
  68         *array = _(*array);
  69         array++;
  70     }
  71 }
  72 #endif /* ENABLE_NLS */
  73
  74 /* --------------------------------------------------------------------------------------------- */
  75 /*** public functions ****************************************************************************/
  76 /* --------------------------------------------------------------------------------------------- */
  77
  78 void
  79 edit_options_dialog (WEdit * edit)
  80 {
  81     char wrap_length[16], tab_spacing[16], *p, *q;
  82     int wrap_mode = 0;
  83     int old_syntax_hl;
  84
  85     QuickWidget quick_widgets[] = {
  86         /*  0 */ QUICK_BUTTON (6, 10, OPT_DLG_H - 3, OPT_DLG_H, N_("&Cancel"), B_CANCEL, NULL),
  87         /*  1 */ QUICK_BUTTON (2, 10, OPT_DLG_H - 3, OPT_DLG_H, N_("&OK"), B_ENTER, NULL),
  88         /*  2 */ QUICK_LABEL (OPT_DLG_W / 2 + 1, OPT_DLG_W, 12, OPT_DLG_H,
  89                               N_("Word wrap line length:")),
  90         /*  3 */ QUICK_INPUT (OPT_DLG_W / 2 + 25, OPT_DLG_W, 12, OPT_DLG_H,
  91                               wrap_length, OPT_DLG_W / 2 - 4 - 24, 0, "edit-word-wrap", &p),
  92         /*  4 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 11, OPT_DLG_H,
  93                                  N_("&Group undo"), &option_group_undo),
  94         /*  5 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 10, OPT_DLG_H,
  95                                  N_("Cursor beyond end of line"), &option_cursor_beyond_eol),
  96         /*  6 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 9, OPT_DLG_H,
  97                                  N_("Pers&istent selection"), &option_persistent_selections),
  98         /*  7 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 8, OPT_DLG_H,
  99                                  N_("Synta&x highlighting"), &option_syntax_highlighting),
 100         /*  8 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 7, OPT_DLG_H,
 101                                  N_("Visible tabs"), &visible_tabs),
 102         /*  9 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 6, OPT_DLG_H,
 103                                  N_("Visible trailing spaces"), &visible_tws),
 104         /* 10 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 5, OPT_DLG_H,
 105                                  N_("Save file &position"), &option_save_position),
 106         /* 11 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 4, OPT_DLG_H,
 107                                  N_("Confir&m before saving"), &edit_confirm_save),
 108         /* 12 */ QUICK_CHECKBOX (OPT_DLG_W / 2 + 1, OPT_DLG_W, 3, OPT_DLG_H,
 109                                  N_("&Return does autoindent"), &option_return_does_auto_indent),
 110         /* 13 */ QUICK_LABEL (3, OPT_DLG_W, 11, OPT_DLG_H, N_("Tab spacing:")),
 111         /* 14 */ QUICK_INPUT (3 + 24, OPT_DLG_W, 11, OPT_DLG_H,
 112                               tab_spacing, OPT_DLG_W / 2 - 4 - 24, 0, "edit-tab-spacing", &q),
 113         /* 15 */ QUICK_CHECKBOX (3, OPT_DLG_W, 10, OPT_DLG_H,
 114                                  N_("Fill tabs with &spaces"), &option_fill_tabs_with_spaces),
 115         /* 16 */ QUICK_CHECKBOX (3, OPT_DLG_W, 9, OPT_DLG_H,
 116                                  N_("&Backspace through tabs"), &option_backspace_through_tabs),
 117         /* 17 */ QUICK_CHECKBOX (3, OPT_DLG_W, 8, OPT_DLG_H,
 118                                  N_("&Fake half tabs"), &option_fake_half_tabs),
 119         /* 18 */ QUICK_RADIO (4, OPT_DLG_W, 4, OPT_DLG_H, 3, wrap_str, &wrap_mode),
 120         /* 19 */ QUICK_LABEL (3, OPT_DLG_W, 3, OPT_DLG_H, N_("Wrap mode")),
 121         QUICK_END
 122     };
 123
 124     QuickDialog Quick_options = {
 125         OPT_DLG_W, OPT_DLG_H, -1, -1, N_("Editor options"),
 126         "[Editor options]", quick_widgets, NULL, FALSE
 127     };
 128
 129 #ifdef ENABLE_NLS
 130     static gboolean i18n_flag = FALSE;
 131
 132     if (!i18n_flag)
 133     {
 134         i18n_translate_array (wrap_str);
 135         i18n_flag = TRUE;
 136     }
 137 #endif /* ENABLE_NLS */
 138
 139     g_snprintf (wrap_length, sizeof (wrap_length), "%d", option_word_wrap_line_length);
 140     g_snprintf (tab_spacing, sizeof (tab_spacing), "%d", option_tab_spacing);
 141
 142     if (option_auto_para_formatting)
 143         wrap_mode = 1;
 144     else if (option_typewriter_wrap)
 145         wrap_mode = 2;
 146     else
 147         wrap_mode = 0;
 148
 149     if (quick_dialog (&Quick_options) == B_CANCEL)
 150         return;
 151
 152     old_syntax_hl = option_syntax_highlighting;
 153
 154     if (!option_cursor_beyond_eol)
 155         edit->over_col = 0;
 156
 157     if (p != NULL)
 158     {
 159         option_word_wrap_line_length = atoi (p);
 160         if (option_word_wrap_line_length <= 0)
 161             option_word_wrap_line_length = DEFAULT_WRAP_LINE_LENGTH;
 162         g_free (p);
 163     }
 164
 165     if (q != NULL)
 166     {
 167         option_tab_spacing = atoi (q);
 168         if (option_tab_spacing <= 0)
 169             option_tab_spacing = DEFAULT_TAB_SPACING;
 170         g_free (q);
 171     }
 172
 173     if (wrap_mode == 1)
 174     {
 175         option_auto_para_formatting = 1;
 176         option_typewriter_wrap = 0;
 177     }
 178     else if (wrap_mode == 2)
 179     {
 180         option_auto_para_formatting = 0;
 181         option_typewriter_wrap = 1;
 182     }
 183     else
 184     {
 185         option_auto_para_formatting = 0;
 186         option_typewriter_wrap = 0;
 187     }
 188
 189     /* Load or unload syntax rules if the option has changed */
 190     if (option_syntax_highlighting != old_syntax_hl)
 191         edit_load_syntax (edit, NULL, edit->syntax_type);
 192 }
 193
 194 /* --------------------------------------------------------------------------------------------- */