src/option.c

   1 /* Configure box module for the Midnight Commander
   2    Copyright (C) 1994, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
   3    2007, 2009 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 2 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program; if not, write to the Free Software
  17    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 /** \file option.c
  21  *  \brief Source: configure box module
  22  */
  23
  24 #include <config.h>
  25
  26 #include <stdio.h>
  27 #include <string.h>
  28
  29 #include <sys/types.h>
  30 #include <sys/stat.h>
  31 #include <unistd.h>
  32
  33 #include "global.h"
  34
  35 #include "../src/tty/tty.h"
  36
  37 #include "dialog.h"
  38 #include "widget.h"
  39 #include "setup.h"              /* For save_setup() */
  40 #include "main.h"
  41 #include "../src/mcconfig/mcconfig.h"   /* For mc_config_save_file */
  42 #include "strutil.h"
  43 #include "panel.h"              /* Needed for the externs */
  44 #include "file.h"               /* safe_delete */
  45 #include "layout.h"             /* For nice_rotating_dash */
  46 #include "option.h"
  47
  48 static Dlg_head *conf_dlg;
  49
  50 #define TOGGLE_VARIABLE 0
  51
  52 static int first_width, second_width;
  53
  54 static struct {
  55     const char   *text;
  56     int    *variable;
  57     void   (*toggle_function)(void);
  58     WCheck *widget;
  59 } check_options [] = {
  60    /* other options */
  61    {N_("safe de&Lete"),       &safe_delete,       TOGGLE_VARIABLE,       0 },
  62    {N_("cd follows lin&Ks"),  &cd_symlinks,       TOGGLE_VARIABLE,       0 },
  63    {N_("L&ynx-like motion"),  &navigate_with_arrows,TOGGLE_VARIABLE,     0 },
  64    {N_("rotatin&G dash"),     &nice_rotating_dash,TOGGLE_VARIABLE,       0 },
  65    {N_("co&Mplete: show all"),&show_all_if_ambiguous,TOGGLE_VARIABLE,    0 },
  66    {N_("&Use internal view"), &use_internal_view, TOGGLE_VARIABLE,       0 },
  67    {N_("use internal ed&It"), &use_internal_edit, TOGGLE_VARIABLE,       0 },
  68    {N_("auto m&Enus"),        &auto_menu,         TOGGLE_VARIABLE,       0 },
  69    {N_("&Auto save setup"),   &auto_save_setup,   TOGGLE_VARIABLE,       0 },
  70    {N_("shell &Patterns"),    &easy_patterns,     TOGGLE_VARIABLE,       0 },
  71    {N_("Compute &Totals"),    &file_op_compute_totals, TOGGLE_VARIABLE,  0 },
  72    {N_("&Verbose operation"), &verbose,           TOGGLE_VARIABLE,       0 },
  73    {N_("Mkdir autoname"),     &auto_fill_mkdir_name, TOGGLE_VARIABLE,    0 },
  74    /* panel options */
  75    {N_("&Fast dir reload"),   &fast_reload,       toggle_fast_reload,    0 },
  76    {N_("mi&X all files"),     &mix_all_files,     toggle_mix_all_files,  0 },
  77    {N_("&Drop down menus"),   &drop_menus,        TOGGLE_VARIABLE,       0 },
  78    {N_("ma&Rk moves down"),   &mark_moves_down,   TOGGLE_VARIABLE,       0 },
  79    {N_("show &Hidden files"), &show_dot_files,    toggle_show_hidden,    0 },
  80    {N_("show &Backup files"), &show_backups,      toggle_show_backup,    0 },
  81    {N_("Use SI si&ze units"), &kilobyte_si,       toggle_kilobyte_si,    0 },
  82    { 0, 0, 0, 0 }
  83 };
  84
  85 /* Make sure this corresponds to the check_options structure */
  86 #define OTHER_OPTIONS 13
  87 #define PANEL_OPTIONS 7
  88
  89 static WRadio *pause_radio;
  90
  91 static const char *pause_options [3] = {
  92     N_("&Never"),
  93     N_("on dumb &Terminals"),
  94     N_("Alwa&ys") };
  95
  96 #define PAUSE_OPTIONS (sizeof(pause_options) / sizeof(pause_options[0]))
  97
  98 /* Heights of the panes */
  99 #define PY      3
 100 #define OY      PY
 101 /* Align bottoms of "pause after run" and "other options" */
 102 #define RY      (OTHER_OPTIONS - PAUSE_OPTIONS + OY)
 103 #define DLG_Y   (OTHER_OPTIONS + 9)
 104 #define BY      (DLG_Y - 3)
 105
 106 /* Horizontal dimensions */
 107 #define X_MARGIN 3
 108 #define X_PANE_GAP 1
 109 #define PX X_MARGIN
 110 #define RX X_MARGIN
 111 #define OX (first_width + X_MARGIN + X_PANE_GAP)
 112
 113 /* Create the "Configure options" dialog */
 114 static void
 115 init_configure (void)
 116 {
 117     int i;
 118     static int i18n_config_flag = 0;
 119     static int b1, b2, b3;
 120     const char *ok_button = _("&OK");
 121     const char *cancel_button = _("&Cancel");
 122     const char *save_button = _("&Save");
 123     static const char *title1, *title2, *title3;
 124
 125     if (!i18n_config_flag) {
 126         register int l1;
 127
 128         /* Similar code is in layout.c (init_layout())  */
 129
 130         title1 = _(" Panel options ");
 131         title2 = _(" Pause after run... ");
 132         title3 = _(" Other options ");
 133
 134         first_width = str_term_width1 (title1) + 1;
 135         second_width = str_term_width1 (title3) + 1;
 136
 137         for (i = 0; check_options[i].text; i++) {
 138             check_options[i].text = _(check_options[i].text);
 139             l1 = str_term_width1 (check_options[i].text) + 7;
 140             if (i >= OTHER_OPTIONS) {
 141                 if (l1 > first_width)
 142                     first_width = l1;
 143             } else {
 144                 if (l1 > second_width)
 145                     second_width = l1;
 146             }
 147         }
 148
 149         i = PAUSE_OPTIONS;
 150         while (i--) {
 151             pause_options[i] = _(pause_options[i]);
 152             l1 = str_term_width1 (pause_options[i]) + 7;
 153             if (l1 > first_width)
 154                 first_width = l1;
 155         }
 156
 157         l1 = str_term_width1 (title2) + 1;
 158         if (l1 > first_width)
 159             first_width = l1;
 160
 161         l1 = 11 + str_term_width1 (ok_button)
 162                 + str_term_width1 (save_button)
 163                 + str_term_width1 (cancel_button);
 164
 165         i = (first_width + second_width - l1) / 4;
 166         b1 = 5 + i;
 167         b2 = b1 + str_term_width1 (ok_button) + i + 6;
 168         b3 = b2 + str_term_width1 (save_button) + i + 4;
 169
 170         i18n_config_flag = 1;
 171     }
 172
 173     conf_dlg =
 174         create_dlg (0, 0, DLG_Y,
 175                     first_width + second_width + 2 * X_MARGIN + X_PANE_GAP,
 176                     dialog_colors, NULL, "[Configuration]",
 177                     _("Configure options"), DLG_CENTER | DLG_REVERSE);
 178
 179     add_widget (conf_dlg,
 180                 groupbox_new (PY, PX, PANEL_OPTIONS + 2, first_width, title1));
 181
 182     add_widget (conf_dlg,
 183                 groupbox_new (RY, RX, PAUSE_OPTIONS + 2, first_width, title2));
 184
 185     add_widget (conf_dlg,
 186                 groupbox_new (OY, OX, OTHER_OPTIONS + 2, second_width, title3));
 187
 188     add_widget (conf_dlg,
 189                 button_new (BY, b3, B_CANCEL, NORMAL_BUTTON,
 190                             cancel_button, 0));
 191
 192     add_widget (conf_dlg,
 193                 button_new (BY, b2, B_EXIT, NORMAL_BUTTON,
 194                             save_button, 0));
 195
 196     add_widget (conf_dlg,
 197                 button_new (BY, b1, B_ENTER, DEFPUSH_BUTTON,
 198                             ok_button, 0));
 199
 200 #define XTRACT(i) *check_options[i].variable, check_options[i].text
 201
 202     /* Add checkboxes for "other options" */
 203     for (i = 0; i < OTHER_OPTIONS; i++) {
 204         check_options[i].widget =
 205             check_new (OY + (OTHER_OPTIONS - i), OX + 2, XTRACT (i));
 206         add_widget (conf_dlg, check_options[i].widget);
 207     }
 208
 209     pause_radio =
 210         radio_new (RY + 1, RX + 2, 3, pause_options);
 211     pause_radio->sel = pause_after_run;
 212     add_widget (conf_dlg, pause_radio);
 213
 214     /* Add checkboxes for "panel options" */
 215     for (i = 0; i < PANEL_OPTIONS; i++) {
 216         check_options[i + OTHER_OPTIONS].widget =
 217             check_new (PY + (PANEL_OPTIONS - i), PX + 2,
 218                        XTRACT (i + OTHER_OPTIONS));
 219         add_widget (conf_dlg, check_options[i + OTHER_OPTIONS].widget);
 220     }
 221 }
 222
 223
 224 void configure_box (void)
 225 {
 226     int result, i;
 227
 228     init_configure ();
 229     run_dlg (conf_dlg);
 230
 231     result = conf_dlg->ret_value;
 232     if (result == B_ENTER || result == B_EXIT){
 233         for (i = 0; check_options [i].text; i++)
 234             if (check_options [i].widget->state & C_CHANGE){
 235                 if (check_options [i].toggle_function)
 236                     (*check_options [i].toggle_function)();
 237                 else
 238                     *check_options [i].variable =
 239                         !(*check_options [i].variable);
 240             }
 241         pause_after_run = pause_radio->sel;
 242     }
 243
 244     /* If they pressed the save button */
 245     if (result == B_EXIT){
 246         save_configure ();
 247         mc_config_save_file (mc_main_config, NULL);
 248     }
 249
 250     destroy_dlg (conf_dlg);
 251 }