src/listmode.c

   1 /* Directory panel listing format editor -- for the Midnight Commander
   2    Copyright (C) 1994, 1995 The Free Software Foundation
   3
   4    Written by: 1994 Radek Doulik
   5                1995 Janne Kukonlehto
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20  */
  21
  22 #include <config.h>
  23 #ifdef HAVE_UNISTD_H
  24 #   include <unistd.h>
  25 #endif
  26 #include <string.h>
  27 #include <stdio.h>
  28 #include <sys/types.h>
  29 #include <sys/param.h>
  30 #include <sys/stat.h>
  31 #ifndef HAS_NO_GRP_PWD_H
  32 #    include <grp.h>
  33 #    include <pwd.h>
  34 #endif
  35 #include "tty.h"
  36 #include "global.h"
  37 #include "win.h"
  38 #include "color.h"
  39 #include "dlg.h"
  40 #include "widget.h"
  41 #include "dialog.h"             /* For do_refresh() */
  42 #include "wtools.h"
  43
  44 /* Needed for the extern declarations of integer parameters */
  45 #include "dir.h"
  46 #include "panel.h"              /* Needed for the externs */
  47 #include "file.h"
  48 #include "main.h"
  49 #include "listmode.h"
  50
  51 #define UX              5
  52 #define UY              2
  53
  54 #define BX              5
  55 #define BY              18
  56
  57 #define BUTTONS         4
  58 #define LABELS          4
  59 #define B_ADD           B_USER
  60 #define B_REMOVE        B_USER + 1
  61
  62 static WListbox *l_listmode;
  63
  64 static Dlg_head *listmode_dlg;
  65
  66 static WLabel *pname;
  67
  68 static char *listmode_section = "[Listing format edit]";
  69
  70 static char *s_genwidth [2] = {"Half width", "Full width"};
  71 WRadio *radio_genwidth;
  72 static char *s_columns [2] = {"One column", "Two columns"};
  73 WRadio *radio_columns;
  74 static char *s_justify [3] =
  75 {"Left justified", "Default justification", "Right justified"};
  76 WRadio *radio_justify;
  77 static char *s_itemwidth [3] =
  78 {"Free width", "Fixed width", "Growable width"};
  79 WRadio *radio_itemwidth;
  80
  81 struct {
  82     int ret_cmd, flags, y, x;
  83     char *text;
  84 } listmode_but[BUTTONS] = {
  85     { B_CANCEL, NORMAL_BUTTON, 0, 53, "&Cancel" },
  86     { B_ADD, NORMAL_BUTTON,    0, 22, "&Add item"},
  87     { B_REMOVE, NORMAL_BUTTON, 0, 10, "&Remove" },
  88     { B_ENTER, DEFPUSH_BUTTON, 0,  0, "&Ok" },
  89 };
  90
  91 #define B_PLUS B_USER
  92 #define B_MINUS B_USER+1
  93
  94 struct {
  95     int y, x;
  96     char *text;
  97 } listmode_text [LABELS] = {
  98     { UY, UX + 1, " General options " },
  99     { UY+4, UX+1, " Items "},
 100     { UY+4, UX+21, " Item options" },
 101     { UY+13, UX+22, "Item width:" }
 102 };
 103
 104 #ifndef HAVE_X
 105 static void listmode_refresh (void)
 106 {
 107     attrset (COLOR_NORMAL);
 108     dlg_erase (listmode_dlg);
 109
 110     draw_box (listmode_dlg, 1, 2, 20, 70);
 111     draw_box (listmode_dlg, UY, UX, 4, 63);
 112     draw_box (listmode_dlg, UY + 4, UX, 11, 18);
 113     draw_box (listmode_dlg, UY + 4, UX+20, 11, 43);
 114 }
 115 #endif
 116
 117 static int bplus_cback (int action, void *data)
 118 {
 119     return 0;
 120 }
 121
 122 static int bminus_cback (int action, void *data)
 123 {
 124     return 0;
 125 }
 126
 127 static int listmode_callback (Dlg_head * h, int Par, int Msg)
 128 {
 129     switch (Msg) {
 130 #ifndef HAVE_X
 131     case DLG_DRAW:
 132         listmode_refresh ();
 133         break;
 134 #endif
 135
 136     case DLG_POST_KEY:
 137         /* fall */
 138     case DLG_INIT:
 139         attrset (COLOR_NORMAL);
 140         dlg_move (h, UY+13, UX+35);
 141         printw ("%02d", 99);
 142         attrset (MENU_ENTRY_COLOR);
 143         break;
 144     }
 145     return 0;
 146 }
 147
 148 static int l_call (void *data)
 149 {
 150     return 1;
 151 }
 152
 153 static void init_listmode (char *oldlistformat)
 154 {
 155     int i;
 156     char *s;
 157     int format_width = 0;
 158     int format_columns = 0;
 159
 160     do_refresh ();
 161
 162     listmode_dlg = create_dlg (0, 0, 22, 74, dialog_colors,
 163                               listmode_callback, listmode_section, "listmode",
 164                               DLG_CENTER);
 165     x_set_dialog_title (listmode_dlg, "Listing format edit");
 166
 167 #define XTRACT(i) BY+listmode_but[i].y, BX+listmode_but[i].x, listmode_but[i].ret_cmd, listmode_but[i].flags, listmode_but[i].text, 0, 0, NULL
 168
 169     for (i = 0; i < BUTTONS; i++)
 170         add_widgetl (listmode_dlg, button_new (XTRACT (i)), (i == BUTTONS - 1) ?
 171             XV_WLAY_CENTERROW : XV_WLAY_RIGHTOF);
 172
 173     /* We add the labels. */
 174     for (i = 0; i < LABELS; i++){
 175         pname = label_new (listmode_text [i].y,
 176                            listmode_text [i].x, listmode_text [i].text, NULL);
 177         add_widget (listmode_dlg, pname);
 178     }
 179
 180     add_widget (listmode_dlg, button_new (UY+13, UX+37, B_MINUS, NORMAL_BUTTON,
 181                                           "&-", bminus_cback, 0, NULL));
 182     add_widget (listmode_dlg, button_new (UY+13, UX+34, B_PLUS, NORMAL_BUTTON,
 183                                           "&+", bplus_cback, 0, NULL));
 184     radio_itemwidth = radio_new (UY+9, UX+22, 3, s_itemwidth, 1, NULL);
 185     add_widget (listmode_dlg, radio_itemwidth);
 186     radio_itemwidth = 0;
 187     radio_justify = radio_new (UY+5, UX+22, 3, s_justify, 1, NULL);
 188     add_widget (listmode_dlg, radio_justify);
 189     radio_justify->sel = 1;
 190
 191     /* get new listbox */
 192     l_listmode = listbox_new (UY + 5, UX + 1, 16, 9, 0, l_call, NULL);
 193
 194     if (strncmp (oldlistformat, "full ", 5) == 0){
 195         format_width = 1;
 196         oldlistformat += 5;
 197     }
 198     if (strncmp (oldlistformat, "half ", 5) == 0){
 199         oldlistformat += 5;
 200     }
 201     if (strncmp (oldlistformat, "2 ", 2) == 0){
 202         format_columns = 1;
 203         oldlistformat += 2;
 204     }
 205     if (strncmp (oldlistformat, "1 ", 2) == 0){
 206         oldlistformat += 2;
 207     }
 208     s = strtok (oldlistformat, ",");
 209
 210     while (s){
 211         listbox_add_item (l_listmode, 0, 0, s, NULL);
 212         s = strtok (NULL, ",");
 213     }
 214
 215     /* add listbox to the dialogs */
 216     add_widgetl (listmode_dlg, l_listmode, XV_WLAY_EXTENDWIDTH);
 217
 218     radio_columns = radio_new (UY+1, UX+32, 2, s_columns, 1, NULL);
 219     add_widget (listmode_dlg, radio_columns);
 220     radio_columns->sel = format_columns;
 221     radio_genwidth = radio_new (UY+1, UX+2, 2, s_genwidth, 1, NULL);
 222     add_widget (listmode_dlg, radio_genwidth);
 223     radio_genwidth->sel = format_width;
 224 }
 225
 226 static void listmode_done (void)
 227 {
 228     destroy_dlg (listmode_dlg);
 229     if (0)
 230         update_panels (UP_OPTIMIZE, UP_KEEPSEL);
 231     repaint_screen ();
 232 }
 233
 234 static char *select_new_item (void)
 235 {
 236     /* NOTE: The following array of possible items must match the
 237        formats array in screen.c. Better approach might be to make the
 238        formats array global */
 239     char *possible_items [] =
 240     { "name", "size", "type", "mtime", "perm", "mode", "|", "nlink",
 241           "owner", "group", "atime", "ctime", "space", "mark",
 242           "inode", NULL };
 243
 244     int i;
 245     Listbox *mylistbox;
 246
 247     mylistbox = create_listbox_window (12, 20, " Add listing format item ", listmode_section);
 248     for (i = 0; possible_items [i]; i++){
 249         listbox_add_item (mylistbox->list, 0, 0, possible_items [i], NULL);
 250     }
 251
 252     i = run_listbox (mylistbox);
 253     if (i >= 0)
 254         return possible_items [i];
 255     else
 256         return NULL;
 257 }
 258
 259 static char *
 260 collect_new_format (void)
 261 {
 262     char *newformat;
 263     int i;
 264     char *last;
 265     char *text, *extra;
 266
 267     newformat = g_malloc (1024);
 268     if (radio_genwidth->sel)
 269         strcpy (newformat, "full ");
 270     else
 271         strcpy (newformat, "half ");
 272     if (radio_columns->sel)
 273         strcat (newformat, "2 ");
 274     last = NULL;
 275     for (i = 0;;i++){
 276         listbox_select_by_number (l_listmode, i);
 277         listbox_get_current (l_listmode, &text, &extra);
 278         if (text == last)
 279             break;
 280         if (last != NULL)
 281             strcat (newformat, ",");
 282         strcat (newformat, text);
 283         last = text;
 284     }
 285     return newformat;
 286 }
 287
 288 char *listmode_edit (char *oldlistformat)
 289 {
 290     char *newformat = NULL;
 291     char *s;
 292
 293     s = g_strdup (oldlistformat);
 294     init_listmode (s);
 295    g_free (s);
 296
 297     while (newformat == NULL)
 298     {
 299         /* display file info */
 300         attrset (SELECTED_COLOR);
 301
 302         run_dlg (listmode_dlg);
 303
 304         switch (listmode_dlg->ret_value) {
 305         case B_CANCEL:
 306             newformat = g_strdup (oldlistformat);
 307             break;
 308
 309         case B_ADD:
 310             s = select_new_item ();
 311             if (s)
 312                 listbox_add_item (l_listmode, 0, 0, s, NULL);
 313             break;
 314
 315         case B_REMOVE:
 316             listbox_remove_current (l_listmode, 0);
 317             break;
 318
 319         case B_ENTER:
 320             newformat = collect_new_format ();
 321             break;
 322         }
 323     }
 324
 325     listmode_done ();
 326     return newformat;
 327 }