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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  20  */
  21
  22 #include <config.h>
  23
  24 #ifdef LISTMODE_EDITOR
  25
  26 #ifdef HAVE_UNISTD_H
  27 #   include <unistd.h>
  28 #endif
  29 #include <string.h>
  30 #include <stdio.h>
  31 #include <sys/types.h>
  32 #include <sys/stat.h>
  33
  34 #include "global.h"
  35 #include "tty.h"
  36 #include "win.h"
  37 #include "color.h"
  38 #include "dlg.h"
  39 #include "widget.h"
  40 #include "dialog.h"             /* For do_refresh() */
  41 #include "wtools.h"
  42
  43 /* Needed for the extern declarations of integer parameters */
  44 #include "dir.h"
  45 #include "panel.h"              /* Needed for the externs */
  46 #include "file.h"
  47 #include "main.h"
  48 #include "listmode.h"
  49
  50 #define UX              5
  51 #define UY              2
  52
  53 #define BX              5
  54 #define BY              18
  55
  56 #define BUTTONS         4
  57 #define LABELS          4
  58 #define B_ADD           B_USER
  59 #define B_REMOVE        B_USER + 1
  60
  61 static WListbox *l_listmode;
  62
  63 static Dlg_head *listmode_dlg;
  64
  65 static WLabel *pname;
  66
  67 static char *listmode_section = "[Listing format edit]";
  68
  69 static char *s_genwidth [2] = {"Half width", "Full width"};
  70 WRadio *radio_genwidth;
  71 static char *s_columns [2] = {"One column", "Two columns"};
  72 WRadio *radio_columns;
  73 static char *s_justify [3] =
  74 {"Left justified", "Default justification", "Right justified"};
  75 WRadio *radio_justify;
  76 static char *s_itemwidth [3] =
  77 {"Free width", "Fixed width", "Growable width"};
  78 WRadio *radio_itemwidth;
  79
  80 struct {
  81     int ret_cmd, flags, y, x;
  82     char *text;
  83 } listmode_but[BUTTONS] = {
  84     { B_CANCEL, NORMAL_BUTTON, 0, 53, "&Cancel" },
  85     { B_ADD, NORMAL_BUTTON,    0, 22, "&Add item"},
  86     { B_REMOVE, NORMAL_BUTTON, 0, 10, "&Remove" },
  87     { B_ENTER, DEFPUSH_BUTTON, 0,  0, "&Ok" },
  88 };
  89
  90 #define B_PLUS B_USER
  91 #define B_MINUS B_USER+1
  92
  93 struct {
  94     int y, x;
  95     char *text;
  96 } listmode_text [LABELS] = {
  97     { UY, UX + 1, " General options " },
  98     { UY+4, UX+1, " Items "},
  99     { UY+4, UX+21, " Item options" },
 100     { UY+13, UX+22, "Item width:" }
 101 };
 102
 103 static void listmode_refresh (void)
 104 {
 105     attrset (COLOR_NORMAL);
 106     dlg_erase (listmode_dlg);
 107
 108     draw_box (listmode_dlg, 1, 2, 20, 70);
 109     draw_box (listmode_dlg, UY, UX, 4, 63);
 110     draw_box (listmode_dlg, UY + 4, UX, 11, 18);
 111     draw_box (listmode_dlg, UY + 4, UX+20, 11, 43);
 112 }
 113
 114 static int bplus_cback (int action, void *data)
 115 {
 116     return 0;
 117 }
 118
 119 static int bminus_cback (int action, void *data)
 120 {
 121     return 0;
 122 }
 123
 124 static int listmode_callback (Dlg_head * h, int Par, int Msg)
 125 {
 126     switch (Msg) {
 127
 128     case DLG_DRAW:
 129         listmode_refresh ();
 130         break;
 131
 132     case DLG_POST_KEY:
 133         /* fall */
 134
 135     case DLG_INIT:
 136         attrset (COLOR_NORMAL);
 137         dlg_move (h, UY+13, UX+35);
 138         printw ("%02d", 99);
 139         attrset (MENU_ENTRY_COLOR);
 140         break;
 141     }
 142     return 0;
 143 }
 144
 145 static int l_call (void *data)
 146 {
 147     return 1;
 148 }
 149
 150 static void init_listmode (char *oldlistformat)
 151 {
 152     int i;
 153     char *s;
 154     int format_width = 0;
 155     int format_columns = 0;
 156
 157     do_refresh ();
 158
 159     listmode_dlg = create_dlg (0, 0, 22, 74, dialog_colors,
 160                               listmode_callback, listmode_section, "listmode",
 161                               DLG_CENTER);
 162     x_set_dialog_title (listmode_dlg, "Listing format edit");
 163
 164 #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
 165
 166     for (i = 0; i < BUTTONS; i++)
 167         add_widget (listmode_dlg, button_new (XTRACT (i)));
 168
 169     /* We add the labels. */
 170     for (i = 0; i < LABELS; i++){
 171         pname = label_new (listmode_text [i].y,
 172                            listmode_text [i].x, listmode_text [i].text, NULL);
 173         add_widget (listmode_dlg, pname);
 174     }
 175
 176     add_widget (listmode_dlg, button_new (UY+13, UX+37, B_MINUS, NORMAL_BUTTON,
 177                                           "&-", bminus_cback, 0, NULL));
 178     add_widget (listmode_dlg, button_new (UY+13, UX+34, B_PLUS, NORMAL_BUTTON,
 179                                           "&+", bplus_cback, 0, NULL));
 180     radio_itemwidth = radio_new (UY+9, UX+22, 3, s_itemwidth, 1, NULL);
 181     add_widget (listmode_dlg, radio_itemwidth);
 182     radio_itemwidth = 0;
 183     radio_justify = radio_new (UY+5, UX+22, 3, s_justify, 1, NULL);
 184     add_widget (listmode_dlg, radio_justify);
 185     radio_justify->sel = 1;
 186
 187     /* get new listbox */
 188     l_listmode = listbox_new (UY + 5, UX + 1, 16, 9, 0, l_call, NULL);
 189
 190     if (strncmp (oldlistformat, "full ", 5) == 0){
 191         format_width = 1;
 192         oldlistformat += 5;
 193     }
 194     if (strncmp (oldlistformat, "half ", 5) == 0){
 195         oldlistformat += 5;
 196     }
 197     if (strncmp (oldlistformat, "2 ", 2) == 0){
 198         format_columns = 1;
 199         oldlistformat += 2;
 200     }
 201     if (strncmp (oldlistformat, "1 ", 2) == 0){
 202         oldlistformat += 2;
 203     }
 204     s = strtok (oldlistformat, ",");
 205
 206     while (s){
 207         listbox_add_item (l_listmode, 0, 0, s, NULL);
 208         s = strtok (NULL, ",");
 209     }
 210
 211     /* add listbox to the dialogs */
 212     add_widget (listmode_dlg, l_listmode);
 213
 214     radio_columns = radio_new (UY+1, UX+32, 2, s_columns, 1, NULL);
 215     add_widget (listmode_dlg, radio_columns);
 216     radio_columns->sel = format_columns;
 217     radio_genwidth = radio_new (UY+1, UX+2, 2, s_genwidth, 1, NULL);
 218     add_widget (listmode_dlg, radio_genwidth);
 219     radio_genwidth->sel = format_width;
 220 }
 221
 222 static void listmode_done (void)
 223 {
 224     destroy_dlg (listmode_dlg);
 225     if (0)
 226         update_panels (UP_OPTIMIZE, UP_KEEPSEL);
 227     repaint_screen ();
 228 }
 229
 230 static char *select_new_item (void)
 231 {
 232     /* NOTE: The following array of possible items must match the
 233        formats array in screen.c. Better approach might be to make the
 234        formats array global */
 235     char *possible_items [] =
 236     { "name", "size", "type", "mtime", "perm", "mode", "|", "nlink",
 237           "owner", "group", "atime", "ctime", "space", "mark",
 238           "inode", NULL };
 239
 240     int i;
 241     Listbox *mylistbox;
 242
 243     mylistbox = create_listbox_window (12, 20, " Add listing format item ", listmode_section);
 244     for (i = 0; possible_items [i]; i++){
 245         listbox_add_item (mylistbox->list, 0, 0, possible_items [i], NULL);
 246     }
 247
 248     i = run_listbox (mylistbox);
 249     if (i >= 0)
 250         return possible_items [i];
 251     else
 252         return NULL;
 253 }
 254
 255 static char *
 256 collect_new_format (void)
 257 {
 258     char *newformat;
 259     int i;
 260     char *last;
 261     char *text, *extra;
 262
 263     newformat = g_malloc (1024);
 264     if (radio_genwidth->sel)
 265         strcpy (newformat, "full ");
 266     else
 267         strcpy (newformat, "half ");
 268     if (radio_columns->sel)
 269         strcat (newformat, "2 ");
 270     last = NULL;
 271     for (i = 0;;i++){
 272         listbox_select_by_number (l_listmode, i);
 273         listbox_get_current (l_listmode, &text, &extra);
 274         if (text == last)
 275             break;
 276         if (last != NULL)
 277             strcat (newformat, ",");
 278         strcat (newformat, text);
 279         last = text;
 280     }
 281     return newformat;
 282 }
 283
 284 char *listmode_edit (char *oldlistformat)
 285 {
 286     char *newformat = NULL;
 287     char *s;
 288
 289     s = g_strdup (oldlistformat);
 290     init_listmode (s);
 291    g_free (s);
 292
 293     while (newformat == NULL)
 294     {
 295         /* display file info */
 296         attrset (SELECTED_COLOR);
 297
 298         run_dlg (listmode_dlg);
 299
 300         switch (listmode_dlg->ret_value) {
 301         case B_CANCEL:
 302             newformat = g_strdup (oldlistformat);
 303             break;
 304
 305         case B_ADD:
 306             s = select_new_item ();
 307             if (s)
 308                 listbox_add_item (l_listmode, 0, 0, s, NULL);
 309             break;
 310
 311         case B_REMOVE:
 312             listbox_remove_current (l_listmode, 0);
 313             break;
 314
 315         case B_ENTER:
 316             newformat = collect_new_format ();
 317             break;
 318         }
 319     }
 320
 321     listmode_done ();
 322     return newformat;
 323 }
 324
 325 #endif /* LISTMODE_EDITOR */