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 "lib/global.h"
  34 #include "lib/tty/tty.h"
  35 #include "lib/mcconfig/mcconfig.h"      /* For mc_config_save_file */
  36 #include "lib/strutil.h"
  37
  38 #include "dialog.h"
  39 #include "widget.h"
  40 #include "setup.h"              /* For save_setup() */
  41 #include "main.h"
  42 #include "panel.h"              /* Needed for the externs */
  43 #include "file.h"               /* safe_delete */
  44 #include "layout.h"             /* For nice_rotating_dash */
  45 #include "option.h"
  46
  47 static Dlg_head *conf_dlg;
  48
  49 #define TOGGLE_VARIABLE 0
  50
  51 static int first_width, second_width;
  52
  53 static struct {
  54     const char   *text;
  55     int    *variable;
  56     void   (*toggle_function)(void);
  57     WCheck *widget;
  58 } check_options [] = {
  59    /* other options */
  60    {N_("safe de&Lete"),       &safe_delete,       TOGGLE_VARIABLE,       0 },
  61    {N_("cd follows lin&Ks"),  &cd_symlinks,       TOGGLE_VARIABLE,       0 },
  62    {N_("L&ynx-like motion"),  &navigate_with_arrows,TOGGLE_VARIABLE,     0 },
  63    {N_("rotatin&G dash"),     &nice_rotating_dash,TOGGLE_VARIABLE,       0 },
  64    {N_("co&Mplete: show all"),&show_all_if_ambiguous,TOGGLE_VARIABLE,    0 },
  65    {N_("&Use internal view"), &use_internal_view, TOGGLE_VARIABLE,       0 },
  66    {N_("use internal ed&It"), &use_internal_edit, TOGGLE_VARIABLE,       0 },
  67    {N_("auto m&Enus"),        &auto_menu,         TOGGLE_VARIABLE,       0 },
  68    {N_("&Auto save setup"),   &auto_save_setup,   TOGGLE_VARIABLE,       0 },
  69    {N_("shell &Patterns"),    &easy_patterns,     TOGGLE_VARIABLE,       0 },
  70    {N_("Compute &Totals"),    &file_op_compute_totals, TOGGLE_VARIABLE,  0 },
  71    {N_("&Verbose operation"), &verbose,           TOGGLE_VARIABLE,       0 },
  72    {N_("Mkdir autoname"),     &auto_fill_mkdir_name, TOGGLE_VARIABLE,    0 },
  73    /* panel options */
  74    {N_("&Fast dir reload"),   &fast_reload,       toggle_fast_reload,    0 },
  75    {N_("mi&X all files"),     &mix_all_files,     toggle_mix_all_files,  0 },
  76    {N_("&Drop down menus"),   &drop_menus,        TOGGLE_VARIABLE,       0 },
  77    {N_("ma&Rk moves down"),   &mark_moves_down,   TOGGLE_VARIABLE,       0 },
  78    {N_("show &Hidden files"), &show_dot_files,    toggle_show_hidden,    0 },
  79    {N_("show &Backup files"), &show_backups,      toggle_show_backup,    0 },
  80    {N_("Use SI si&ze units"), &kilobyte_si,       toggle_kilobyte_si,    0 },
  81    { 0, 0, 0, 0 }
  82 };
  83
  84 /* Make sure this corresponds to the check_options structure */
  85 #define OTHER_OPTIONS 13
  86 #define PANEL_OPTIONS 7
  87
  88 static WRadio *pause_radio;
  89
  90 static const char *pause_options [3] = {
  91     N_("&Never"),
  92     N_("on dumb &Terminals"),
  93     N_("Alwa&ys") };
  94
  95 #define PAUSE_OPTIONS (sizeof(pause_options) / sizeof(pause_options[0]))
  96
  97 /* Heights of the panes */
  98 #define PY      3
  99 #define OY      PY
 100 /* Align bottoms of "pause after run" and "other options" */
 101 #define RY      (OTHER_OPTIONS - PAUSE_OPTIONS + OY)
 102 #define DLG_Y   (OTHER_OPTIONS + 9)
 103 #define BY      (DLG_Y - 3)
 104
 105 /* Horizontal dimensions */
 106 #define X_MARGIN 3
 107 #define X_PANE_GAP 1
 108 #define PX X_MARGIN
 109 #define RX X_MARGIN
 110 #define OX (first_width + X_MARGIN + X_PANE_GAP)
 111
 112 /* Create the "Configure options" dialog */
 113 static void
 114 init_configure (void)
 115 {
 116     int i;
 117     static int i18n_config_flag = 0;
 118     static int b1, b2, b3;
 119     const char *ok_button = _("&OK");
 120     const char *cancel_button = _("&Cancel");
 121     const char *save_button = _("&Save");
 122     static const char *title1, *title2, *title3;
 123
 124     if (!i18n_config_flag) {
 125         register int l1;
 126
 127         /* Similar code is in layout.c (init_layout())  */
 128
 129         title1 = _(" Panel options ");
 130         title2 = _(" Pause after run... ");
 131         title3 = _(" Other options ");
 132
 133         first_width = str_term_width1 (title1) + 1;
 134         second_width = str_term_width1 (title3) + 1;
 135
 136         for (i = 0; check_options[i].text; i++) {
 137             check_options[i].text = _(check_options[i].text);
 138             l1 = str_term_width1 (check_options[i].text) + 7;
 139             if (i >= OTHER_OPTIONS) {
 140                 if (l1 > first_width)
 141                     first_width = l1;
 142             } else {
 143                 if (l1 > second_width)
 144                     second_width = l1;
 145             }
 146         }
 147
 148         i = PAUSE_OPTIONS;
 149         while (i--) {
 150             pause_options[i] = _(pause_options[i]);
 151             l1 = str_term_width1 (pause_options[i]) + 7;
 152             if (l1 > first_width)
 153                 first_width = l1;
 154         }
 155
 156         l1 = str_term_width1 (title2) + 1;
 157         if (l1 > first_width)
 158             first_width = l1;
 159
 160         l1 = 11 + str_term_width1 (ok_button)
 161                 + str_term_width1 (save_button)
 162                 + str_term_width1 (cancel_button);
 163
 164         i = (first_width + second_width - l1) / 4;
 165         b1 = 5 + i;
 166         b2 = b1 + str_term_width1 (ok_button) + i + 6;
 167         b3 = b2 + str_term_width1 (save_button) + i + 4;
 168
 169         i18n_config_flag = 1;
 170     }
 171
 172     conf_dlg =
 173         create_dlg (0, 0, DLG_Y,
 174                     first_width + second_width + 2 * X_MARGIN + X_PANE_GAP,
 175                     dialog_colors, NULL, "[Configuration]",
 176                     _("Configure options"), DLG_CENTER | DLG_REVERSE);
 177
 178     add_widget (conf_dlg,
 179                 groupbox_new (PY, PX, PANEL_OPTIONS + 2, first_width, title1));
 180
 181     add_widget (conf_dlg,
 182                 groupbox_new (RY, RX, PAUSE_OPTIONS + 2, first_width, title2));
 183
 184     add_widget (conf_dlg,
 185                 groupbox_new (OY, OX, OTHER_OPTIONS + 2, second_width, title3));
 186
 187     add_widget (conf_dlg,
 188                 button_new (BY, b3, B_CANCEL, NORMAL_BUTTON,
 189                             cancel_button, 0));
 190
 191     add_widget (conf_dlg,
 192                 button_new (BY, b2, B_EXIT, NORMAL_BUTTON,
 193                             save_button, 0));
 194
 195     add_widget (conf_dlg,
 196                 button_new (BY, b1, B_ENTER, DEFPUSH_BUTTON,
 197                             ok_button, 0));
 198
 199 #define XTRACT(i) *check_options[i].variable, check_options[i].text
 200
 201     /* Add checkboxes for "other options" */
 202     for (i = 0; i < OTHER_OPTIONS; i++) {
 203         check_options[i].widget =
 204             check_new (OY + (OTHER_OPTIONS - i), OX + 2, XTRACT (i));
 205         add_widget (conf_dlg, check_options[i].widget);
 206     }
 207
 208     pause_radio =
 209         radio_new (RY + 1, RX + 2, 3, pause_options);
 210     pause_radio->sel = pause_after_run;
 211     add_widget (conf_dlg, pause_radio);
 212
 213     /* Add checkboxes for "panel options" */
 214     for (i = 0; i < PANEL_OPTIONS; i++) {
 215         check_options[i + OTHER_OPTIONS].widget =
 216             check_new (PY + (PANEL_OPTIONS - i), PX + 2,
 217                        XTRACT (i + OTHER_OPTIONS));
 218         add_widget (conf_dlg, check_options[i + OTHER_OPTIONS].widget);
 219     }
 220 }
 221
 222
 223 void configure_box (void)
 224 {
 225     int result, i;
 226
 227     init_configure ();
 228     run_dlg (conf_dlg);
 229
 230     result = conf_dlg->ret_value;
 231     if (result == B_ENTER || result == B_EXIT){
 232         for (i = 0; check_options [i].text; i++)
 233             if (check_options [i].widget->state & C_CHANGE){
 234                 if (check_options [i].toggle_function)
 235                     (*check_options [i].toggle_function)();
 236                 else
 237                     *check_options [i].variable =
 238                         !(*check_options [i].variable);
 239             }
 240         pause_after_run = pause_radio->sel;
 241     }
 242
 243     /* If they pressed the save button */
 244     if (result == B_EXIT){
 245         save_configure ();
 246         mc_config_save_file (mc_main_config, NULL);
 247     }
 248
 249     destroy_dlg (conf_dlg);
 250 }