src/screen.c

   1 /* Panel managing.
   2    Copyright (C) 1994, 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
   3    2005, 2006, 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    Written by: 1995 Miguel de Icaza
  16    1997, 1999 Timur Bakeyev
  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 02110-1301, USA.  */
  21
  22 /** \file screen.c
  23  *  \brief Source: panel managin module
  24  */
  25
  26 #include <config.h>
  27
  28 #include <errno.h>
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31 #include <string.h>
  32 #include <unistd.h>
  33
  34 #include "lib/global.h"
  35
  36 #include "lib/tty/tty.h"
  37 #include "lib/tty/mouse.h"      /* For Gpm_Event */
  38 #include "lib/tty/key.h"        /* XCTRL and ALT macros  */
  39 #include "lib/skin.h"
  40 #include "lib/strescape.h"
  41 #include "lib/filehighlight.h"
  42 #include "lib/mcconfig.h"
  43 #include "lib/vfs/mc-vfs/vfs.h"
  44 #include "lib/unixcompat.h"
  45 #include "lib/timefmt.h"
  46 #include "lib/util.h"
  47 #include "lib/widget.h"
  48 #ifdef HAVE_CHARSET
  49 #include "lib/charsets.h"           /* get_codepage_id () */
  50 #endif
  51
  52 #include "dir.h"
  53 #include "panel.h"
  54 #include "boxes.h"
  55 #include "tree.h"
  56 #include "ext.h"                /* regexp_command */
  57 #include "layout.h"             /* Most layout variables are here */
  58 #include "cmd.h"
  59 #include "command.h"            /* cmdline */
  60 #include "setup.h"              /* For loading/saving panel options */
  61 #include "user.h"
  62 #include "execute.h"
  63 #include "main-widgets.h"
  64 #include "main.h"
  65 #include "mountlist.h"          /* my_statfs */
  66 #include "selcodepage.h"        /* select_charset (), SELECT_CHARSET_NO_TRANSLATE */
  67 #include "keybind-defaults.h"   /* global_keymap_t */
  68
  69 /*** global variables ****************************************************************************/
  70
  71 /* If true, show the mini-info on the panel */
  72 int show_mini_info = 1;
  73
  74 /* If true, use some usability hacks by Torben */
  75 int torben_fj_mode = 0;
  76
  77 /* The hook list for the select file function */
  78 hook_t *select_file_hook = NULL;
  79
  80
  81
  82 static const char *string_file_name (file_entry *, int);
  83 static const char *string_file_size (file_entry *, int);
  84 static const char *string_file_size_brief (file_entry *, int);
  85 static const char *string_file_type (file_entry *, int);
  86 static const char *string_file_mtime (file_entry *, int);
  87 static const char *string_file_atime (file_entry *, int);
  88 static const char *string_file_ctime (file_entry *, int);
  89 static const char *string_file_permission (file_entry *, int);
  90 static const char *string_file_perm_octal (file_entry *, int);
  91 static const char *string_file_nlinks (file_entry *, int);
  92 static const char *string_inode (file_entry *, int);
  93 static const char *string_file_nuid (file_entry *, int);
  94 static const char *string_file_ngid (file_entry *, int);
  95 static const char *string_file_owner (file_entry *, int);
  96 static const char *string_file_group (file_entry *, int);
  97 static const char *string_marked (file_entry *, int);
  98 static const char *string_space (file_entry *, int);
  99 static const char *string_dot (file_entry *, int);
 100
 101 /* *INDENT-OFF* */
 102 panel_field_t panel_fields[] = {
 103     {
 104      "unsorted", 12, 1, J_LEFT_FIT,
 105      /* TRANSLATORS: one single character to represent 'unsorted' sort mode  */
 106      /* TRANSLATORS: no need to translate 'sort', it's just a context prefix  */
 107      N_("sort|u"),
 108      N_("&Unsorted"), TRUE, FALSE,
 109      string_file_name,
 110      (sortfn *) unsorted
 111     }
 112     ,
 113     {
 114      "name", 12, 1, J_LEFT_FIT,
 115      /* TRANSLATORS: one single character to represent 'name' sort mode  */
 116      /* TRANSLATORS: no need to translate 'sort', it's just a context prefix  */
 117      N_("sort|n"),
 118      N_("&Name"), TRUE, TRUE,
 119      string_file_name,
 120      (sortfn *) sort_name
 121     }
 122     ,
 123     {
 124      "version", 12, 1, J_LEFT_FIT,
 125      /* TRANSLATORS: one single character to represent 'version' sort mode  */
 126      /* TRANSLATORS: no need to translate 'sort', it's just a context prefix  */
 127      N_("sort|v"),
 128      N_("&Version"), TRUE, FALSE,
 129      string_file_name,
 130      (sortfn *) sort_vers
 131     }
 132     ,
 133     {
 134      "extension", 12, 1, J_LEFT_FIT,
 135      /* TRANSLATORS: one single character to represent 'extension' sort mode  */
 136      /* TRANSLATORS: no need to translate 'sort', it's just a context prefix  */
 137      N_("sort|e"),
 138      N_("&Extension"), TRUE, FALSE,
 139      string_file_name,          /* TODO: string_file_ext */
 140      (sortfn *) sort_ext
 141     }
 142     ,
 143     {
 144      "size", 7, 0, J_RIGHT,
 145      /* TRANSLATORS: one single character to represent 'size' sort mode  */
 146      /* TRANSLATORS: no need to translate 'sort', it's just a context prefix  */
 147      N_("sort|s"),
 148      N_("&Size"), TRUE, TRUE,
 149      string_file_size,
 150      (sortfn *) sort_size
 151     }
 152     ,
 153     {
 154      "bsize", 7, 0, J_RIGHT,
 155      "",
 156      N_("Block Size"), FALSE, FALSE,
 157      string_file_size_brief,
 158      (sortfn *) sort_size
 159     }
 160     ,
 161     {
 162      "type", 1, 0, J_LEFT,
 163      "",
 164      "", FALSE, TRUE,
 165      string_file_type,
 166      NULL
 167     }
 168     ,
 169     {
 170      "mtime", 12, 0, J_RIGHT,
 171      /* TRANSLATORS: one single character to represent 'Modify time' sort mode  */
 172      /* TRANSLATORS: no need to translate 'sort', it's just a context prefix  */
 173      N_("sort|m"),
 174      N_("&Modify time"), TRUE, TRUE,
 175      string_file_mtime,
 176      (sortfn *) sort_time
 177     }
 178     ,
 179     {
 180      "atime", 12, 0, J_RIGHT,
 181      /* TRANSLATORS: one single character to represent 'Access time' sort mode  */
 182      /* TRANSLATORS: no need to translate 'sort', it's just a context prefix  */
 183      N_("sort|a"),
 184      N_("&Access time"), TRUE, TRUE,
 185      string_file_atime,
 186      (sortfn *) sort_atime
 187     }
 188     ,
 189     {
 190      "ctime", 12, 0, J_RIGHT,
 191      /* TRANSLATORS: one single character to represent 'Change time' sort mode  */
 192      /* TRANSLATORS: no need to translate 'sort', it's just a context prefix  */
 193      N_("sort|h"),
 194      N_("C&hange time"), TRUE, TRUE,
 195      string_file_ctime,
 196      (sortfn *) sort_ctime
 197     }
 198     ,
 199     {
 200      "perm", 10, 0, J_LEFT,
 201      "",
 202      N_("Permission"), FALSE, TRUE,
 203      string_file_permission,
 204      NULL
 205     }
 206     ,
 207     {
 208      "mode", 6, 0, J_RIGHT,
 209      "",
 210      N_("Perm"), FALSE, TRUE,
 211      string_file_perm_octal,
 212      NULL
 213     }
 214     ,
 215     {
 216      "nlink", 2, 0, J_RIGHT,
 217      "",
 218      N_("Nl"), FALSE, TRUE,
 219      string_file_nlinks, NULL
 220     }
 221     ,
 222     {
 223      "inode", 5, 0, J_RIGHT,
 224      /* TRANSLATORS: one single character to represent 'inode' sort mode  */
 225      /* TRANSLATORS: no need to translate 'sort', it's just a context prefix  */
 226      N_("sort|i"),
 227      N_("&Inode"), TRUE, TRUE,
 228      string_inode,
 229      (sortfn *) sort_inode
 230     }
 231     ,
 232     {
 233      "nuid", 5, 0, J_RIGHT,
 234      "",
 235      N_("UID"), FALSE, FALSE,
 236      string_file_nuid,
 237      NULL
 238     }
 239     ,
 240     {
 241      "ngid", 5, 0, J_RIGHT,
 242      "",
 243      N_("GID"), FALSE, FALSE,
 244      string_file_ngid,
 245      NULL
 246     }
 247     ,
 248     {
 249      "owner", 8, 0, J_LEFT_FIT,
 250      "",
 251      N_("Owner"), FALSE, TRUE,
 252      string_file_owner,
 253      NULL
 254     }
 255     ,
 256     {
 257      "group", 8, 0, J_LEFT_FIT,
 258      "",
 259      N_("Group"), FALSE, TRUE,
 260      string_file_group,
 261      NULL
 262     }
 263     ,
 264     {
 265      "mark", 1, 0, J_RIGHT,
 266      "",
 267      " ", FALSE, TRUE,
 268      string_marked,
 269      NULL
 270     }
 271     ,
 272     {
 273      "|", 1, 0, J_RIGHT,
 274      "",
 275      " ", FALSE, TRUE,
 276      NULL,
 277      NULL
 278     }
 279     ,
 280     {
 281      "space", 1, 0, J_RIGHT,
 282      "",
 283      " ", FALSE, TRUE,
 284      string_space,
 285      NULL
 286     }
 287     ,
 288     {
 289      "dot", 1, 0, J_RIGHT,
 290      "",
 291      " ", FALSE, FALSE,
 292      string_dot,
 293      NULL
 294     }
 295     ,
 296     {
 297      NULL, 0, 0, J_RIGHT, NULL, NULL, FALSE, FALSE, NULL, NULL
 298     }
 299 };
 300 /* *INDENT-ON* */
 301
 302 extern int saving_setup;
 303
 304 /*** file scope macro definitions ****************************************************************/
 305
 306 #define ELEMENTS(arr) ( sizeof(arr) / sizeof((arr)[0]) )
 307
 308 #define NORMAL          0
 309 #define SELECTED        1
 310 #define MARKED          2
 311 #define MARKED_SELECTED 3
 312 #define STATUS          5
 313
 314 /* This macro extracts the number of available lines in a panel */
 315 #define llines(p) (p->widget.lines-3 - (show_mini_info ? 2 : 0))
 316
 317 /*** file scope type declarations ****************************************************************/
 318
 319 typedef enum
 320 {
 321     MARK_DONT_MOVE = 0,
 322     MARK_DOWN = 1,
 323     MARK_FORCE_DOWN = 2,
 324     MARK_FORCE_UP = 3
 325 } mark_act_t;
 326
 327 /*
 328  * This describes a format item.  The parse_display_format routine parses
 329  * the user specified format and creates a linked list of format_e structures.
 330  */
 331 typedef struct format_e
 332 {
 333     struct format_e *next;
 334     int requested_field_len;
 335     int field_len;
 336     align_crt_t just_mode;
 337     int expand;
 338     const char *(*string_fn) (file_entry *, int len);
 339     char *title;
 340     const char *id;
 341 } format_e;
 342
 343 /*** file scope variables ************************************************************************/
 344
 345 static cb_ret_t panel_callback (Widget *, widget_msg_t msg, int parm);
 346 static int panel_event (Gpm_Event * event, void *);
 347 static void paint_frame (WPanel * panel);
 348 static const char *panel_format (WPanel * panel);
 349 static const char *mini_status_format (WPanel * panel);
 350
 351 static char *panel_sort_up_sign = NULL;
 352 static char *panel_sort_down_sign = NULL;
 353
 354 static char *panel_hiddenfiles_sign_show = NULL;
 355 static char *panel_hiddenfiles_sign_hide = NULL;
 356 static char *panel_history_prev_item_sign = NULL;
 357 static char *panel_history_next_item_sign = NULL;
 358 static char *panel_history_show_list_sign = NULL;
 359
 360 static int mouse_marking = 0;
 361
 362 /*** file scope functions ************************************************************************/
 363 /* --------------------------------------------------------------------------------------------- */
 364
 365 static void
 366 set_colors (WPanel * panel)
 367 {
 368     (void) panel;
 369     tty_set_normal_attrs ();
 370     tty_setcolor (NORMAL_COLOR);
 371 }
 372
 373 /* --------------------------------------------------------------------------------------------- */
 374 /** Delete format string, it is a linked list */
 375
 376 static void
 377 delete_format (format_e * format)
 378 {
 379     while (format != NULL)
 380     {
 381         format_e *next = format->next;
 382         g_free (format->title);
 383         g_free (format);
 384         format = next;
 385     }
 386 }
 387
 388 /* --------------------------------------------------------------------------------------------- */
 389 /** This code relies on the default justification!!! */
 390
 391 static void
 392 add_permission_string (char *dest, int width, file_entry * fe, int attr, int color, int is_octal)
 393 {
 394     int i, r, l;
 395
 396     l = get_user_permissions (&fe->st);
 397
 398     if (is_octal)
 399     {
 400         /* Place of the access bit in octal mode */
 401         l = width + l - 3;
 402         r = l + 1;
 403     }
 404     else
 405     {
 406         /* The same to the triplet in string mode */
 407         l = l * 3 + 1;
 408         r = l + 3;
 409     }
 410
 411     for (i = 0; i < width; i++)
 412     {
 413         if (i >= l && i < r)
 414         {
 415             if (attr == SELECTED || attr == MARKED_SELECTED)
 416                 tty_setcolor (MARKED_SELECTED_COLOR);
 417             else
 418                 tty_setcolor (MARKED_COLOR);
 419         }
 420         else if (color >= 0)
 421             tty_setcolor (color);
 422         else
 423             tty_lowlevel_setcolor (-color);
 424
 425         tty_print_char (dest[i]);
 426     }
 427 }
 428
 429 /* --------------------------------------------------------------------------------------------- */
 430 /** String representations of various file attributes name */
 431
 432 static const char *
 433 string_file_name (file_entry * fe, int len)
 434 {
 435     static char buffer[MC_MAXPATHLEN * MB_LEN_MAX + 1];
 436
 437     (void) len;
 438     g_strlcpy (buffer, fe->fname, sizeof (buffer));
 439     return buffer;
 440 }
 441
 442 /* --------------------------------------------------------------------------------------------- */
 443
 444 static unsigned int
 445 ilog10 (dev_t n)
 446 {
 447     unsigned int digits = 0;
 448     do
 449     {
 450         digits++, n /= 10;
 451     }
 452     while (n != 0);
 453     return digits;
 454 }
 455
 456 /* --------------------------------------------------------------------------------------------- */
 457
 458 static void
 459 format_device_number (char *buf, size_t bufsize, dev_t dev)
 460 {
 461     dev_t major_dev = major (dev);
 462     dev_t minor_dev = minor (dev);
 463     unsigned int major_digits = ilog10 (major_dev);
 464     unsigned int minor_digits = ilog10 (minor_dev);
 465
 466     g_assert (bufsize >= 1);
 467     if (major_digits + 1 + minor_digits + 1 <= bufsize)
 468     {
 469         g_snprintf (buf, bufsize, "%lu,%lu", (unsigned long) major_dev, (unsigned long) minor_dev);
 470     }
 471     else
 472     {
 473         g_strlcpy (buf, _("[dev]"), bufsize);
 474     }
 475 }
 476
 477 /* --------------------------------------------------------------------------------------------- */
 478 /** size */
 479
 480 static const char *
 481 string_file_size (file_entry * fe, int len)
 482 {
 483     static char buffer[BUF_TINY];
 484
 485     /* Don't ever show size of ".." since we don't calculate it */
 486     if (!strcmp (fe->fname, ".."))
 487     {
 488         return _("UP--DIR");
 489     }
 490
 491 #ifdef HAVE_STRUCT_STAT_ST_RDEV
 492     if (S_ISBLK (fe->st.st_mode) || S_ISCHR (fe->st.st_mode))
 493         format_device_number (buffer, len + 1, fe->st.st_rdev);
 494     else
 495 #endif
 496     {
 497         size_trunc_len (buffer, (unsigned int) len, fe->st.st_size, 0, panels_options.kilobyte_si);
 498     }
 499     return buffer;
 500 }
 501
 502 /* --------------------------------------------------------------------------------------------- */
 503 /** bsize */
 504
 505 static const char *
 506 string_file_size_brief (file_entry * fe, int len)
 507 {
 508     if (S_ISLNK (fe->st.st_mode) && !fe->f.link_to_dir)
 509     {
 510         return _("SYMLINK");
 511     }
 512
 513     if ((S_ISDIR (fe->st.st_mode) || fe->f.link_to_dir) && strcmp (fe->fname, ".."))
 514     {
 515         return _("SUB-DIR");
 516     }
 517
 518     return string_file_size (fe, len);
 519 }
 520
 521 /* --------------------------------------------------------------------------------------------- */
 522 /** This functions return a string representation of a file entry type */
 523
 524 static const char *
 525 string_file_type (file_entry * fe, int len)
 526 {
 527     static char buffer[2];
 528
 529     (void) len;
 530     if (S_ISDIR (fe->st.st_mode))
 531         buffer[0] = PATH_SEP;
 532     else if (S_ISLNK (fe->st.st_mode))
 533     {
 534         if (fe->f.link_to_dir)
 535             buffer[0] = '~';
 536         else if (fe->f.stale_link)
 537             buffer[0] = '!';
 538         else
 539             buffer[0] = '@';
 540     }
 541     else if (S_ISCHR (fe->st.st_mode))
 542         buffer[0] = '-';
 543     else if (S_ISSOCK (fe->st.st_mode))
 544         buffer[0] = '=';
 545     else if (S_ISDOOR (fe->st.st_mode))
 546         buffer[0] = '>';
 547     else if (S_ISBLK (fe->st.st_mode))
 548         buffer[0] = '+';
 549     else if (S_ISFIFO (fe->st.st_mode))
 550         buffer[0] = '|';
 551     else if (S_ISNAM (fe->st.st_mode))
 552         buffer[0] = '#';
 553     else if (!S_ISREG (fe->st.st_mode))
 554         buffer[0] = '?';        /* non-regular of unknown kind */
 555     else if (is_exe (fe->st.st_mode))
 556         buffer[0] = '*';
 557     else
 558         buffer[0] = ' ';
 559     buffer[1] = '\0';
 560     return buffer;
 561 }
 562
 563 /* --------------------------------------------------------------------------------------------- */
 564 /** mtime */
 565
 566 static const char *
 567 string_file_mtime (file_entry * fe, int len)
 568 {
 569     (void) len;
 570     return file_date (fe->st.st_mtime);
 571 }
 572
 573 /* --------------------------------------------------------------------------------------------- */
 574 /** atime */
 575
 576 static const char *
 577 string_file_atime (file_entry * fe, int len)
 578 {
 579     (void) len;
 580     return file_date (fe->st.st_atime);
 581 }
 582
 583 /* --------------------------------------------------------------------------------------------- */
 584 /** ctime */
 585
 586 static const char *
 587 string_file_ctime (file_entry * fe, int len)
 588 {
 589     (void) len;
 590     return file_date (fe->st.st_ctime);
 591 }
 592
 593 /* --------------------------------------------------------------------------------------------- */
 594 /** perm */
 595
 596 static const char *
 597 string_file_permission (file_entry * fe, int len)
 598 {
 599     (void) len;
 600     return string_perm (fe->st.st_mode);
 601 }
 602
 603 /* --------------------------------------------------------------------------------------------- */
 604 /** mode */
 605
 606 static const char *
 607 string_file_perm_octal (file_entry * fe, int len)
 608 {
 609     static char buffer[10];
 610
 611     (void) len;
 612     g_snprintf (buffer, sizeof (buffer), "0%06lo", (unsigned long) fe->st.st_mode);
 613     return buffer;
 614 }
 615
 616 /* --------------------------------------------------------------------------------------------- */
 617 /** nlink */
 618
 619 static const char *
 620 string_file_nlinks (file_entry * fe, int len)
 621 {
 622     static char buffer[BUF_TINY];
 623
 624     (void) len;
 625     g_snprintf (buffer, sizeof (buffer), "%16d", (int) fe->st.st_nlink);
 626     return buffer;
 627 }
 628
 629 /* --------------------------------------------------------------------------------------------- */
 630 /** inode */
 631
 632 static const char *
 633 string_inode (file_entry * fe, int len)
 634 {
 635     static char buffer[10];
 636
 637     (void) len;
 638     g_snprintf (buffer, sizeof (buffer), "%lu", (unsigned long) fe->st.st_ino);
 639     return buffer;
 640 }
 641
 642 /* --------------------------------------------------------------------------------------------- */
 643 /** nuid */
 644
 645 static const char *
 646 string_file_nuid (file_entry * fe, int len)
 647 {
 648     static char buffer[10];
 649
 650     (void) len;
 651     g_snprintf (buffer, sizeof (buffer), "%lu", (unsigned long) fe->st.st_uid);
 652     return buffer;
 653 }
 654
 655 /* --------------------------------------------------------------------------------------------- */
 656 /** ngid */
 657
 658 static const char *
 659 string_file_ngid (file_entry * fe, int len)
 660 {
 661     static char buffer[10];
 662
 663     (void) len;
 664     g_snprintf (buffer, sizeof (buffer), "%lu", (unsigned long) fe->st.st_gid);
 665     return buffer;
 666 }
 667
 668 /* --------------------------------------------------------------------------------------------- */
 669 /** owner */
 670
 671 static const char *
 672 string_file_owner (file_entry * fe, int len)
 673 {
 674     (void) len;
 675     return get_owner (fe->st.st_uid);
 676 }
 677
 678 /* --------------------------------------------------------------------------------------------- */
 679 /** group */
 680
 681 static const char *
 682 string_file_group (file_entry * fe, int len)
 683 {
 684     (void) len;
 685     return get_group (fe->st.st_gid);
 686 }
 687
 688 /* --------------------------------------------------------------------------------------------- */
 689 /** mark */
 690
 691 static const char *
 692 string_marked (file_entry * fe, int len)
 693 {
 694     (void) len;
 695     return fe->f.marked ? "*" : " ";
 696 }
 697
 698 /* --------------------------------------------------------------------------------------------- */
 699 /** space */
 700
 701 static const char *
 702 string_space (file_entry * fe, int len)
 703 {
 704     (void) fe;
 705     (void) len;
 706     return " ";
 707 }
 708
 709 /* --------------------------------------------------------------------------------------------- */
 710 /** dot */
 711
 712 static const char *
 713 string_dot (file_entry * fe, int len)
 714 {
 715     (void) fe;
 716     (void) len;
 717     return ".";
 718 }
 719
 720 /* --------------------------------------------------------------------------------------------- */
 721
 722 static int
 723 file_compute_color (int attr, file_entry * fe)
 724 {
 725     switch (attr)
 726     {
 727     case SELECTED:
 728         return (SELECTED_COLOR);
 729     case MARKED:
 730         return (MARKED_COLOR);
 731     case MARKED_SELECTED:
 732         return (MARKED_SELECTED_COLOR);
 733     case STATUS:
 734         return (NORMAL_COLOR);
 735     case NORMAL:
 736     default:
 737         if (!panels_options.filetype_mode)
 738             return (NORMAL_COLOR);
 739     }
 740
 741     return mc_fhl_get_color (mc_filehighlight, fe);
 742 }
 743
 744 /* --------------------------------------------------------------------------------------------- */
 745 /** Formats the file number file_index of panel in the buffer dest */
 746
 747 static void
 748 format_file (char *dest, int limit, WPanel * panel, int file_index, int width, int attr,
 749              int isstatus)
 750 {
 751     int color, length, empty_line;
 752     const char *txt;
 753     format_e *format, *home;
 754     file_entry *fe;
 755
 756     (void) dest;
 757     (void) limit;
 758     length = 0;
 759     empty_line = (file_index >= panel->count);
 760     home = (isstatus) ? panel->status_format : panel->format;
 761     fe = &panel->dir.list[file_index];
 762
 763     if (!empty_line)
 764         color = file_compute_color (attr, fe);
 765     else
 766         color = NORMAL_COLOR;
 767
 768     for (format = home; format; format = format->next)
 769     {
 770         if (length == width)
 771             break;
 772
 773         if (format->string_fn)
 774         {
 775             int len, perm;
 776             char *preperad_text;
 777
 778             if (empty_line)
 779                 txt = " ";
 780             else
 781                 txt = (*format->string_fn) (fe, format->field_len);
 782
 783             len = format->field_len;
 784             if (len + length > width)
 785                 len = width - length;
 786             if (len <= 0)
 787                 break;
 788
 789             perm = 0;
 790             if (panels_options.permission_mode)
 791             {
 792                 if (!strcmp (format->id, "perm"))
 793                     perm = 1;
 794                 else if (!strcmp (format->id, "mode"))
 795                     perm = 2;
 796             }
 797
 798             if (color >= 0)
 799                 tty_setcolor (color);
 800             else
 801                 tty_lowlevel_setcolor (-color);
 802
 803             preperad_text = (char *) str_fit_to_term (txt, len, format->just_mode);
 804             if (perm)
 805                 add_permission_string (preperad_text, format->field_len, fe, attr, color, perm - 1);
 806             else
 807                 tty_print_string (preperad_text);
 808
 809             length += len;
 810         }
 811         else
 812         {
 813             if (attr == SELECTED || attr == MARKED_SELECTED)
 814                 tty_setcolor (SELECTED_COLOR);
 815             else
 816                 tty_setcolor (NORMAL_COLOR);
 817             tty_print_one_vline (TRUE);
 818             length++;
 819         }
 820     }
 821
 822     if (length < width)
 823         tty_draw_hline (-1, -1, ' ', width - length);
 824 }
 825
 826 /* --------------------------------------------------------------------------------------------- */
 827
 828 static void
 829 repaint_file (WPanel * panel, int file_index, int mv, int attr, int isstatus)
 830 {
 831     int second_column = 0;
 832     int width;
 833     int offset = 0;
 834     char buffer[BUF_MEDIUM];
 835
 836     gboolean panel_is_split = !isstatus && panel->split;
 837
 838     width = panel->widget.cols - 2;
 839
 840     if (panel_is_split)
 841     {
 842         second_column = (file_index - panel->top_file) / llines (panel);
 843         width = width / 2 - 1;
 844
 845         if (second_column != 0)
 846         {
 847             offset = 1 + width;
 848             /*width = (panel->widget.cols-2) - (panel->widget.cols-2)/2 - 1; */
 849             width = panel->widget.cols - offset - 2;
 850         }
 851     }
 852
 853     /* Nothing to paint */
 854     if (width <= 0)
 855         return;
 856
 857     if (mv)
 858     {
 859         if (panel_is_split)
 860             widget_move (&panel->widget,
 861                          (file_index - panel->top_file) % llines (panel) + 2, offset + 1);
 862         else
 863             widget_move (&panel->widget, file_index - panel->top_file + 2, 1);
 864     }
 865
 866     format_file (buffer, sizeof (buffer), panel, file_index, width, attr, isstatus);
 867
 868     if (panel_is_split)
 869     {
 870         if (second_column)
 871             tty_print_char (' ');
 872         else
 873         {
 874             tty_setcolor (NORMAL_COLOR);
 875             tty_print_one_vline (TRUE);
 876         }
 877     }
 878 }
 879
 880 /* --------------------------------------------------------------------------------------------- */
 881
 882 static void
 883 display_mini_info (WPanel * panel)
 884 {
 885     if (!show_mini_info)
 886         return;
 887
 888     widget_move (&panel->widget, llines (panel) + 3, 1);
 889
 890     if (panel->searching)
 891     {
 892         tty_setcolor (INPUT_COLOR);
 893         tty_print_char ('/');
 894         tty_print_string (str_fit_to_term (panel->search_buffer, panel->widget.cols - 3, J_LEFT));
 895         return;
 896     }
 897
 898     /* Status resolves links and show them */
 899     set_colors (panel);
 900
 901     if (S_ISLNK (panel->dir.list[panel->selected].st.st_mode))
 902     {
 903         char *lc_link, link_target[MC_MAXPATHLEN];
 904         int len;
 905
 906         lc_link = concat_dir_and_file (panel->cwd, panel->dir.list[panel->selected].fname);
 907         len = mc_readlink (lc_link, link_target, MC_MAXPATHLEN - 1);
 908         g_free (lc_link);
 909         if (len > 0)
 910         {
 911             link_target[len] = 0;
 912             tty_print_string ("-> ");
 913             tty_print_string (str_fit_to_term (link_target, panel->widget.cols - 5, J_LEFT_FIT));
 914         }
 915         else
 916             tty_print_string (str_fit_to_term (_("<readlink failed>"),
 917                                                panel->widget.cols - 2, J_LEFT));
 918     }
 919     else if (strcmp (panel->dir.list[panel->selected].fname, "..") == 0)
 920     {
 921         /* FIXME:
 922          * while loading directory (do_load_dir() and do_reload_dir()),
 923          * the actual stat info about ".." directory isn't got;
 924          * so just don't display incorrect info about ".." directory */
 925         tty_print_string (str_fit_to_term (_("UP--DIR"), panel->widget.cols - 2, J_LEFT));
 926     }
 927     else
 928         /* Default behavior */
 929         repaint_file (panel, panel->selected, 0, STATUS, 1);
 930 }
 931
 932 /* --------------------------------------------------------------------------------------------- */
 933
 934 static void
 935 paint_dir (WPanel * panel)
 936 {
 937     int i;
 938     int color;                  /* Color value of the line */
 939     int items;                  /* Number of items */
 940
 941     items = llines (panel) * (panel->split ? 2 : 1);
 942
 943     for (i = 0; i < items; i++)
 944     {
 945         if (i + panel->top_file >= panel->count)
 946             color = 0;
 947         else
 948         {
 949             color = 2 * (panel->dir.list[i + panel->top_file].f.marked);
 950             color += (panel->selected == i + panel->top_file && panel->active);
 951         }
 952         repaint_file (panel, i + panel->top_file, 1, color, 0);
 953     }
 954     tty_set_normal_attrs ();
 955 }
 956
 957 /* --------------------------------------------------------------------------------------------- */
 958
 959 static void
 960 display_total_marked_size (WPanel * panel, int y, int x, gboolean size_only)
 961 {
 962     char buffer[BUF_SMALL], b_bytes[BUF_SMALL], *buf;
 963     int cols;
 964
 965     if (panel->marked <= 0)
 966         return;
 967
 968     buf = size_only ? b_bytes : buffer;
 969     cols = panel->widget.cols - 2;
 970
 971     /*
 972      * This is a trick to use two ngettext() calls in one sentence.
 973      * First make "N bytes", then insert it into "X in M files".
 974      */
 975     g_snprintf (b_bytes, sizeof (b_bytes),
 976                 ngettext ("%s byte", "%s bytes", (unsigned long) panel->total),
 977                 size_trunc_sep (panel->total, panels_options.kilobyte_si));
 978     if (!size_only)
 979         g_snprintf (buffer, sizeof (buffer),
 980                     ngettext ("%s in %d file", "%s in %d files", panel->marked),
 981                     b_bytes, panel->marked);
 982
 983     /* don't forget spaces around buffer content */
 984     buf = (char *) str_trunc (buf, cols - 4);
 985
 986     if (x < 0)
 987         /* center in panel */
 988         x = (panel->widget.cols - str_term_width1 (buf)) / 2 - 1;
 989
 990     /*
 991      * y == llines (panel) + 2      for mini_info_separator
 992      * y == panel->widget.lines - 1 for panel bottom frame
 993      */
 994     widget_move (&panel->widget, y, x);
 995     tty_setcolor (MARKED_COLOR);
 996     tty_printf (" %s ", buf);
 997 }
 998
 999 /* --------------------------------------------------------------------------------------------- */
1000
1001 static void
1002 mini_info_separator (WPanel * panel)
1003 {
1004     if (show_mini_info)
1005     {
1006         const int y = llines (panel) + 2;
1007
1008         tty_setcolor (NORMAL_COLOR);
1009         tty_draw_hline (panel->widget.y + y, panel->widget.x + 1,
1010                         ACS_HLINE, panel->widget.cols - 2);
1011         /* Status displays total marked size.
1012          * Centered in panel, full format. */
1013         display_total_marked_size (panel, y, -1, FALSE);
1014     }
1015 }
1016
1017 /* --------------------------------------------------------------------------------------------- */
1018
1019 static void
1020 show_free_space (WPanel * panel)
1021 {
1022     /* Used to figure out how many free space we have */
1023     static struct my_statfs myfs_stats;
1024     /* Old current working directory for displaying free space */
1025     static char *old_cwd = NULL;
1026
1027     /* Don't try to stat non-local fs */
1028     if (!vfs_file_is_local (panel->cwd) || !free_space)
1029         return;
1030
1031     if (old_cwd == NULL || strcmp (old_cwd, panel->cwd) != 0)
1032     {
1033         char rpath[PATH_MAX];
1034
1035         init_my_statfs ();
1036         g_free (old_cwd);
1037         old_cwd = g_strdup (panel->cwd);
1038
1039         if (mc_realpath (panel->cwd, rpath) == NULL)
1040             return;
1041
1042         my_statfs (&myfs_stats, rpath);
1043     }
1044
1045     if (myfs_stats.avail > 0 || myfs_stats.total > 0)
1046     {
1047         char buffer1[6], buffer2[6], tmp[BUF_SMALL];
1048         size_trunc_len (buffer1, sizeof (buffer1) - 1, myfs_stats.avail, 1,
1049                         panels_options.kilobyte_si);
1050         size_trunc_len (buffer2, sizeof (buffer2) - 1, myfs_stats.total, 1,
1051                         panels_options.kilobyte_si);
1052         g_snprintf (tmp, sizeof (tmp), " %s/%s (%d%%) ", buffer1, buffer2,
1053                     myfs_stats.total >
1054                     0 ? (int) (100 * (double) myfs_stats.avail / myfs_stats.total) : 0);
1055         widget_move (&panel->widget, panel->widget.lines - 1,
1056                      panel->widget.cols - 2 - (int) strlen (tmp));
1057         tty_setcolor (NORMAL_COLOR);
1058         tty_print_string (tmp);
1059     }
1060 }
1061
1062 /* --------------------------------------------------------------------------------------------- */
1063
1064 static void
1065 show_dir (WPanel * panel)
1066 {
1067     gchar *tmp;
1068     set_colors (panel);
1069     draw_box (panel->widget.owner,
1070               panel->widget.y, panel->widget.x, panel->widget.lines, panel->widget.cols, FALSE);
1071
1072     if (show_mini_info)
1073     {
1074         widget_move (&panel->widget, llines (panel) + 2, 0);
1075         tty_print_alt_char (ACS_LTEE, FALSE);
1076         widget_move (&panel->widget, llines (panel) + 2, panel->widget.cols - 1);
1077         tty_print_alt_char (ACS_RTEE, FALSE);
1078     }
1079
1080     widget_move (&panel->widget, 0, 1);
1081     tty_print_string (panel_history_prev_item_sign);
1082
1083     tmp = panels_options.show_dot_files ? panel_hiddenfiles_sign_show : panel_hiddenfiles_sign_hide;
1084     tmp = g_strdup_printf ("%s[%s]%s", tmp, panel_history_show_list_sign,
1085                            panel_history_next_item_sign);
1086
1087     widget_move (&panel->widget, 0, panel->widget.cols - 6);
1088     tty_print_string (tmp);
1089
1090     g_free (tmp);
1091
1092     if (panel->active)
1093         tty_setcolor (REVERSE_COLOR);
1094
1095     widget_move (&panel->widget, 0, 3);
1096
1097     tty_printf (" %s ",
1098                 str_term_trim (strip_home_and_password (panel->cwd),
1099                                min (max (panel->widget.cols - 12, 0), panel->widget.cols)));
1100
1101     if (!show_mini_info)
1102     {
1103         if (panel->marked == 0)
1104         {
1105             /* Show size of curret file in the bottom of panel */
1106             if (S_ISREG (panel->dir.list[panel->selected].st.st_mode))
1107             {
1108                 char buffer[BUF_SMALL];
1109
1110                 g_snprintf (buffer, sizeof (buffer), " %s ",
1111                             size_trunc_sep (panel->dir.list[panel->selected].st.st_size,
1112                                             panels_options.kilobyte_si));
1113                 tty_setcolor (NORMAL_COLOR);
1114                 widget_move (&panel->widget, panel->widget.lines - 1, 4);
1115                 tty_print_string (buffer);
1116             }
1117         }
1118         else
1119         {
1120             /* Show total size of marked files
1121              * In the bottom of panel, display size only. */
1122             display_total_marked_size (panel, panel->widget.lines - 1, 2, TRUE);
1123         }
1124     }
1125
1126     show_free_space (panel);
1127
1128     if (panel->active)
1129         tty_set_normal_attrs ();
1130 }
1131
1132 /* --------------------------------------------------------------------------------------------- */
1133 /** To be used only by long_frame and full_frame to adjust top_file */
1134
1135 static void
1136 adjust_top_file (WPanel * panel)
1137 {
1138     int old_top = panel->top_file;
1139
1140     if (panel->selected - old_top > llines (panel))
1141         panel->top_file = panel->selected;
1142     if (old_top - panel->count > llines (panel))
1143         panel->top_file = panel->count - llines (panel);
1144 }
1145
1146 /* --------------------------------------------------------------------------------------------- */
1147 /** Repaint everything, including frame and separator */
1148
1149 static void
1150 paint_panel (WPanel * panel)
1151 {
1152     paint_frame (panel);        /* including show_dir */
1153     paint_dir (panel);
1154     mini_info_separator (panel);
1155     display_mini_info (panel);
1156     panel->dirty = 0;
1157 }
1158
1159 /* --------------------------------------------------------------------------------------------- */
1160 /** add "#enc:encodning" to end of path */
1161 /* if path end width a previous #enc:, only encoding is changed no additional
1162  * #enc: is appended
1163  * retun new string
1164  */
1165
1166 static char *
1167 add_encoding_to_path (const char *path, const char *encoding)
1168 {
1169     char *result;
1170     char *semi;
1171     char *slash;
1172
1173     semi = g_strrstr (path, VFS_ENCODING_PREFIX);
1174
1175     if (semi != NULL)
1176     {
1177         slash = strchr (semi, PATH_SEP);
1178         if (slash != NULL)
1179         {
1180             result = g_strconcat (path, PATH_SEP_STR VFS_ENCODING_PREFIX, encoding, (char *) NULL);
1181         }
1182         else
1183         {
1184             *semi = '\0';
1185             result = g_strconcat (path, PATH_SEP_STR VFS_ENCODING_PREFIX, encoding, (char *) NULL);
1186             *semi = '#';
1187         }
1188     }
1189     else
1190     {
1191         result = g_strconcat (path, PATH_SEP_STR VFS_ENCODING_PREFIX, encoding, (char *) NULL);
1192     }
1193
1194     return result;
1195 }
1196
1197 /* --------------------------------------------------------------------------------------------- */
1198
1199 static char *
1200 panel_save_name (WPanel * panel)
1201 {
1202     /* If the program is shuting down */
1203     if ((midnight_shutdown && auto_save_setup) || saving_setup)
1204         return g_strdup (panel->panel_name);
1205     else
1206         return g_strconcat ("Temporal:", panel->panel_name, (char *) NULL);
1207 }
1208
1209 /* --------------------------------------------------------------------------------------------- */
1210
1211 static void
1212 panel_destroy (WPanel * p)
1213 {
1214     size_t i;
1215
1216     char *name = panel_save_name (p);
1217
1218     panel_save_setup (p, name);
1219     panel_clean_dir (p);
1220
1221     /* save and clean history */
1222     if (p->dir_history)
1223     {
1224         history_put (p->hist_name, p->dir_history);
1225
1226         p->dir_history = g_list_first (p->dir_history);
1227         g_list_foreach (p->dir_history, (GFunc) g_free, NULL);
1228         g_list_free (p->dir_history);
1229     }
1230
1231     g_free (p->hist_name);
1232
1233     delete_format (p->format);
1234     delete_format (p->status_format);
1235
1236     g_free (p->user_format);
1237     for (i = 0; i < LIST_TYPES; i++)
1238         g_free (p->user_status_format[i]);
1239     g_free (p->dir.list);
1240     g_free (p->panel_name);
1241     g_free (name);
1242 }
1243
1244 /* --------------------------------------------------------------------------------------------- */
1245
1246 static void
1247 panel_format_modified (WPanel * panel)
1248 {
1249     panel->format_modified = 1;
1250 }
1251
1252 /* --------------------------------------------------------------------------------------------- */
1253
1254 static void
1255 panel_paint_sort_info (WPanel * panel)
1256 {
1257     const char *sort_sign = (panel->reverse) ? panel_sort_down_sign : panel_sort_up_sign;
1258     char *str;
1259
1260     if (*panel->current_sort_field->hotkey == '\0')
1261         return;
1262
1263     str = g_strdup_printf ("%s%s", sort_sign, Q_ (panel->current_sort_field->hotkey));
1264
1265     widget_move (&panel->widget, 1, 1);
1266     tty_print_string (str);
1267     g_free (str);
1268 }
1269
1270 /* --------------------------------------------------------------------------------------------- */
1271
1272 static gchar *
1273 panel_get_title_without_hotkey (const char *title)
1274 {
1275     char *translated_title;
1276     char *hkey;
1277
1278     if (title == NULL)
1279         return NULL;
1280     if (title[0] == '\0')
1281         return g_strdup ("");
1282
1283     translated_title = g_strdup (_(title));
1284
1285     hkey = strchr (translated_title, '&');
1286     if ((hkey != NULL) && (hkey[1] != '\0'))
1287         memmove ((void *) hkey, (void *) hkey + 1, strlen (hkey));
1288
1289     return translated_title;
1290 }
1291
1292 /* --------------------------------------------------------------------------------------------- */
1293
1294 static void
1295 paint_frame (WPanel * panel)
1296 {
1297     int side, width;
1298     GString *format_txt;
1299
1300     if (!panel->split)
1301         adjust_top_file (panel);
1302
1303     widget_erase (&panel->widget);
1304     show_dir (panel);
1305
1306     widget_move (&panel->widget, 1, 1);
1307
1308     for (side = 0; side <= panel->split; side++)
1309     {
1310         format_e *format;
1311
1312         if (side)
1313         {
1314             tty_setcolor (NORMAL_COLOR);
1315             tty_print_one_vline (TRUE);
1316             width = panel->widget.cols - panel->widget.cols / 2 - 1;
1317         }
1318         else if (panel->split)
1319             width = panel->widget.cols / 2 - 3;
1320         else
1321             width = panel->widget.cols - 2;
1322
1323         format_txt = g_string_new ("");
1324         for (format = panel->format; format; format = format->next)
1325         {
1326             if (format->string_fn)
1327             {
1328                 g_string_set_size (format_txt, 0);
1329
1330                 if (panel->list_type == list_long
1331                     && strcmp (format->id, panel->current_sort_field->id) == 0)
1332                     g_string_append (format_txt,
1333                                      (panel->reverse) ? panel_sort_down_sign : panel_sort_up_sign);
1334
1335                 g_string_append (format_txt, format->title);
1336                 if (strcmp (format->id, "name") == 0 && panel->filter && *panel->filter)
1337                 {
1338                     g_string_append (format_txt, " [");
1339                     g_string_append (format_txt, panel->filter);
1340                     g_string_append (format_txt, "]");
1341                 }
1342
1343                 tty_setcolor (HEADER_COLOR);
1344                 tty_print_string (str_fit_to_term (format_txt->str, format->field_len,
1345                                                    J_CENTER_LEFT));
1346                 width -= format->field_len;
1347             }
1348             else
1349             {
1350                 tty_setcolor (NORMAL_COLOR);
1351                 tty_print_one_vline (TRUE);
1352                 width--;
1353             }
1354         }
1355         g_string_free (format_txt, TRUE);
1356
1357         if (width > 0)
1358             tty_draw_hline (-1, -1, ' ', width);
1359     }
1360
1361     if (panel->list_type != list_long)
1362         panel_paint_sort_info (panel);
1363 }
1364
1365 /* --------------------------------------------------------------------------------------------- */
1366
1367 static const char *
1368 parse_panel_size (WPanel * panel, const char *format, int isstatus)
1369 {
1370     int frame = frame_half;
1371     format = skip_separators (format);
1372
1373     if (!strncmp (format, "full", 4))
1374     {
1375         frame = frame_full;
1376         format += 4;
1377     }
1378     else if (!strncmp (format, "half", 4))
1379     {
1380         frame = frame_half;
1381         format += 4;
1382     }
1383
1384     if (!isstatus)
1385     {
1386         panel->frame_size = frame;
1387         panel->split = 0;
1388     }
1389
1390     /* Now, the optional column specifier */
1391     format = skip_separators (format);
1392
1393     if (*format == '1' || *format == '2')
1394     {
1395         if (!isstatus)
1396             panel->split = *format == '2';
1397         format++;
1398     }
1399
1400     if (!isstatus)
1401         panel_update_cols (&(panel->widget), panel->frame_size);
1402
1403     return skip_separators (format);
1404 }
1405
1406 /* Format is:
1407
1408    all              := panel_format? format
1409    panel_format     := [full|half] [1|2]
1410    format           := one_format_e
1411    | format , one_format_e
1412
1413    one_format_e     := just format.id [opt_size]
1414    just             := [<=>]
1415    opt_size         := : size [opt_expand]
1416    size             := [0-9]+
1417    opt_expand       := +
1418
1419  */
1420
1421 /* --------------------------------------------------------------------------------------------- */
1422
1423 static format_e *
1424 parse_display_format (WPanel * panel, const char *format, char **error, int isstatus,
1425                       int *res_total_cols)
1426 {
1427     format_e *darr, *old = 0, *home = 0;        /* The formats we return */
1428     int total_cols = 0;         /* Used columns by the format */
1429     int set_justify;            /* flag: set justification mode? */
1430     align_crt_t justify = J_LEFT;       /* Which mode. */
1431     size_t i;
1432
1433     static size_t i18n_timelength = 0;  /* flag: check ?Time length at startup */
1434
1435     *error = 0;
1436
1437     if (i18n_timelength == 0)
1438     {
1439         i18n_timelength = i18n_checktimelength ();      /* Musn't be 0 */
1440
1441         for (i = 0; panel_fields[i].id != NULL; i++)
1442             if (strcmp ("time", panel_fields[i].id + 1) == 0)
1443                 panel_fields[i].min_size = i18n_timelength;
1444     }
1445
1446     /*
1447      * This makes sure that the panel and mini status full/half mode
1448      * setting is equal
1449      */
1450     format = parse_panel_size (panel, format, isstatus);
1451
1452     while (*format)
1453     {                           /* format can be an empty string */
1454         int found = 0;
1455
1456         darr = g_new0 (format_e, 1);
1457
1458         /* I'm so ugly, don't look at me :-) */
1459         if (!home)
1460             home = old = darr;
1461
1462         old->next = darr;
1463         darr->next = 0;
1464         old = darr;
1465
1466         format = skip_separators (format);
1467
1468         if (strchr ("<=>", *format))
1469         {
1470             set_justify = 1;
1471             switch (*format)
1472             {
1473             case '<':
1474                 justify = J_LEFT;
1475                 break;
1476             case '=':
1477                 justify = J_CENTER;
1478                 break;
1479             case '>':
1480             default:
1481                 justify = J_RIGHT;
1482                 break;
1483             }
1484             format = skip_separators (format + 1);
1485         }
1486         else
1487             set_justify = 0;
1488
1489         for (i = 0; panel_fields[i].id != NULL; i++)
1490         {
1491             size_t klen = strlen (panel_fields[i].id);
1492
1493             if (strncmp (format, panel_fields[i].id, klen) != 0)
1494                 continue;
1495
1496             format += klen;
1497
1498             darr->requested_field_len = panel_fields[i].min_size;
1499             darr->string_fn = panel_fields[i].string_fn;
1500             darr->title = panel_get_title_without_hotkey (panel_fields[i].title_hotkey);
1501
1502             darr->id = panel_fields[i].id;
1503             darr->expand = panel_fields[i].expands;
1504             darr->just_mode = panel_fields[i].default_just;
1505
1506             if (set_justify)
1507             {
1508                 if (IS_FIT (darr->just_mode))
1509                     darr->just_mode = MAKE_FIT (justify);
1510                 else
1511                     darr->just_mode = justify;
1512             }
1513             found = 1;
1514
1515             format = skip_separators (format);
1516
1517             /* If we have a size specifier */
1518             if (*format == ':')
1519             {
1520                 int req_length;
1521
1522                 /* If the size was specified, we don't want
1523                  * auto-expansion by default
1524                  */
1525                 darr->expand = 0;
1526                 format++;
1527                 req_length = atoi (format);
1528                 darr->requested_field_len = req_length;
1529
1530                 format = skip_numbers (format);
1531
1532                 /* Now, if they insist on expansion */
1533                 if (*format == '+')
1534                 {
1535                     darr->expand = 1;
1536                     format++;
1537                 }
1538
1539             }
1540
1541             break;
1542         }
1543         if (!found)
1544         {
1545             char *tmp_format = g_strdup (format);
1546
1547             int pos = min (8, strlen (format));
1548             delete_format (home);
1549             tmp_format[pos] = 0;
1550             *error =
1551                 g_strconcat (_("Unknown tag on display format:"), " ", tmp_format, (char *) NULL);
1552             g_free (tmp_format);
1553             return 0;
1554         }
1555         total_cols += darr->requested_field_len;
1556     }
1557
1558     *res_total_cols = total_cols;
1559     return home;
1560 }
1561
1562 /* --------------------------------------------------------------------------------------------- */
1563
1564 static format_e *
1565 use_display_format (WPanel * panel, const char *format, char **error, int isstatus)
1566 {
1567 #define MAX_EXPAND 4
1568     int expand_top = 0;         /* Max used element in expand */
1569     int usable_columns;         /* Usable columns in the panel */
1570     int total_cols = 0;
1571     int i;
1572     format_e *darr, *home;
1573
1574     if (!format)
1575         format = DEFAULT_USER_FORMAT;
1576
1577     home = parse_display_format (panel, format, error, isstatus, &total_cols);
1578
1579     if (*error)
1580         return 0;
1581
1582     panel->dirty = 1;
1583
1584     /* Status needn't to be split */
1585     usable_columns = ((panel->widget.cols - 2) / ((isstatus)
1586                                                   ? 1
1587                                                   : (panel->split + 1))) - (!isstatus
1588                                                                             && panel->split);
1589
1590     /* Look for the expandable fields and set field_len based on the requested field len */
1591     for (darr = home; darr && expand_top < MAX_EXPAND; darr = darr->next)
1592     {
1593         darr->field_len = darr->requested_field_len;
1594         if (darr->expand)
1595             expand_top++;
1596     }
1597
1598     /* If we used more columns than the available columns, adjust that */
1599     if (total_cols > usable_columns)
1600     {
1601         int pdif, dif = total_cols - usable_columns;
1602
1603         while (dif)
1604         {
1605             pdif = dif;
1606             for (darr = home; darr; darr = darr->next)
1607             {
1608                 if (dif && darr->field_len - 1)
1609                 {
1610                     darr->field_len--;
1611                     dif--;
1612                 }
1613             }
1614
1615             /* avoid endless loop if num fields > 40 */
1616             if (pdif == dif)
1617                 break;
1618         }
1619         total_cols = usable_columns;    /* give up, the rest should be truncated */
1620     }
1621
1622     /* Expand the available space */
1623     if ((usable_columns > total_cols) && expand_top)
1624     {
1625         int spaces = (usable_columns - total_cols) / expand_top;
1626         int extra = (usable_columns - total_cols) % expand_top;
1627
1628         for (i = 0, darr = home; darr && (i < expand_top); darr = darr->next)
1629             if (darr->expand)
1630             {
1631                 darr->field_len += (spaces + ((i == 0) ? extra : 0));
1632                 i++;
1633             }
1634     }
1635     return home;
1636 }
1637
1638 /* --------------------------------------------------------------------------------------------- */
1639 /** Given the panel->view_type returns the format string to be parsed */
1640
1641 static const char *
1642 panel_format (WPanel * panel)
1643 {
1644     switch (panel->list_type)
1645     {
1646
1647     case list_long:
1648         return "full perm space nlink space owner space group space size space mtime space name";
1649
1650     case list_brief:
1651         return "half 2 type name";
1652
1653     case list_user:
1654         return panel->user_format;
1655
1656     default:
1657     case list_full:
1658         return "half type name | size | mtime";
1659     }
1660 }
1661
1662 /* --------------------------------------------------------------------------------------------- */
1663
1664 static const char *
1665 mini_status_format (WPanel * panel)
1666 {
1667     if (panel->user_mini_status)
1668         return panel->user_status_format[panel->list_type];
1669
1670     switch (panel->list_type)
1671     {
1672
1673     case list_long:
1674         return "full perm space nlink space owner space group space size space mtime space name";
1675
1676     case list_brief:
1677         return "half type name space bsize space perm space";
1678
1679     case list_full:
1680         return "half type name";
1681
1682     default:
1683     case list_user:
1684         return panel->user_format;
1685     }
1686 }
1687
1688 /*                          */
1689 /* Panel operation commands */
1690 /*                          */
1691
1692 /* --------------------------------------------------------------------------------------------- */
1693 /** Used to emulate Lynx's entering leaving a directory with the arrow keys */
1694
1695 static cb_ret_t
1696 maybe_cd (int move_up_dir)
1697 {
1698     if (panels_options.navigate_with_arrows && (cmdline->buffer[0] == '\0'))
1699     {
1700         if (move_up_dir)
1701         {
1702             do_cd ("..", cd_exact);
1703             return MSG_HANDLED;
1704         }
1705
1706         if (S_ISDIR (selection (current_panel)->st.st_mode)
1707             || link_isdir (selection (current_panel)))
1708         {
1709             do_cd (selection (current_panel)->fname, cd_exact);
1710             return MSG_HANDLED;
1711         }
1712     }
1713     return MSG_NOT_HANDLED;
1714 }
1715
1716 /* --------------------------------------------------------------------------------------------- */
1717 /** Returns the number of items in the given panel */
1718
1719 static int
1720 ITEMS (WPanel * p)
1721 {
1722     if (p->split)
1723         return llines (p) * 2;
1724     else
1725         return llines (p);
1726 }
1727
1728 /* --------------------------------------------------------------------------------------------- */
1729
1730 static void
1731 unselect_item (WPanel * panel)
1732 {
1733     repaint_file (panel, panel->selected, 1, 2 * selection (panel)->f.marked, 0);
1734 }
1735
1736 /* --------------------------------------------------------------------------------------------- */
1737
1738 static void
1739 move_down (WPanel * panel)
1740 {
1741     if (panel->selected + 1 == panel->count)
1742         return;
1743
1744     unselect_item (panel);
1745     panel->selected++;
1746     if (panels_options.scroll_pages && panel->selected - panel->top_file == ITEMS (panel))
1747     {
1748         /* Scroll window half screen */
1749         panel->top_file += ITEMS (panel) / 2;
1750         if (panel->top_file > panel->count - ITEMS (panel))
1751             panel->top_file = panel->count - ITEMS (panel);
1752         paint_dir (panel);
1753     }
1754     select_item (panel);
1755 }
1756
1757 /* --------------------------------------------------------------------------------------------- */
1758
1759 static void
1760 move_up (WPanel * panel)
1761 {
1762     if (panel->selected == 0)
1763         return;
1764
1765     unselect_item (panel);
1766     panel->selected--;
1767     if (panels_options.scroll_pages && panel->selected < panel->top_file)
1768     {
1769         /* Scroll window half screen */
1770         panel->top_file -= ITEMS (panel) / 2;
1771         if (panel->top_file < 0)
1772             panel->top_file = 0;
1773         paint_dir (panel);
1774     }
1775     select_item (panel);
1776 }
1777
1778 /* --------------------------------------------------------------------------------------------- */
1779 /** Changes the selection by lines (may be negative) */
1780
1781 static void
1782 move_selection (WPanel * panel, int lines)
1783 {
1784     int new_pos;
1785     int adjust = 0;
1786
1787     new_pos = panel->selected + lines;
1788     if (new_pos >= panel->count)
1789         new_pos = panel->count - 1;
1790
1791     if (new_pos < 0)
1792         new_pos = 0;
1793
1794     unselect_item (panel);
1795     panel->selected = new_pos;
1796
1797     if (panel->selected - panel->top_file >= ITEMS (panel))
1798     {
1799         panel->top_file += lines;
1800         adjust = 1;
1801     }
1802
1803     if (panel->selected - panel->top_file < 0)
1804     {
1805         panel->top_file += lines;
1806         adjust = 1;
1807     }
1808
1809     if (adjust)
1810     {
1811         if (panel->top_file > panel->selected)
1812             panel->top_file = panel->selected;
1813         if (panel->top_file < 0)
1814             panel->top_file = 0;
1815         paint_dir (panel);
1816     }
1817     select_item (panel);
1818 }
1819
1820 /* --------------------------------------------------------------------------------------------- */
1821
1822 static cb_ret_t
1823 move_left (WPanel * panel)
1824 {
1825     if (panel->split)
1826     {
1827         move_selection (panel, -llines (panel));
1828         return MSG_HANDLED;
1829     }
1830     else
1831         return maybe_cd (1);    /* cd .. */
1832 }
1833
1834 /* --------------------------------------------------------------------------------------------- */
1835
1836 static int
1837 move_right (WPanel * panel)
1838 {
1839     if (panel->split)
1840     {
1841         move_selection (panel, llines (panel));
1842         return MSG_HANDLED;
1843     }
1844     else
1845         return maybe_cd (0);    /* cd (selection) */
1846 }
1847
1848 /* --------------------------------------------------------------------------------------------- */
1849
1850 static void
1851 prev_page (WPanel * panel)
1852 {
1853     int items;
1854
1855     if (!panel->selected && !panel->top_file)
1856         return;
1857     unselect_item (panel);
1858     items = ITEMS (panel);
1859     if (panel->top_file < items)
1860         items = panel->top_file;
1861     if (!items)
1862         panel->selected = 0;
1863     else
1864         panel->selected -= items;
1865     panel->top_file -= items;
1866
1867     select_item (panel);
1868     paint_dir (panel);
1869 }
1870
1871 /* --------------------------------------------------------------------------------------------- */
1872
1873 static void
1874 ctrl_prev_page (WPanel * panel)
1875 {
1876     (void) panel;
1877     do_cd ("..", cd_exact);
1878 }
1879
1880 /* --------------------------------------------------------------------------------------------- */
1881
1882 static void
1883 next_page (WPanel * panel)
1884 {
1885     int items;
1886
1887     if (panel->selected == panel->count - 1)
1888         return;
1889     unselect_item (panel);
1890     items = ITEMS (panel);
1891     if (panel->top_file > panel->count - 2 * items)
1892         items = panel->count - items - panel->top_file;
1893     if (panel->top_file + items < 0)
1894         items = -panel->top_file;
1895     if (!items)
1896         panel->selected = panel->count - 1;
1897     else
1898         panel->selected += items;
1899     panel->top_file += items;
1900
1901     select_item (panel);
1902     paint_dir (panel);
1903 }
1904
1905 /* --------------------------------------------------------------------------------------------- */
1906
1907 static void
1908 ctrl_next_page (WPanel * panel)
1909 {
1910     if ((S_ISDIR (selection (panel)->st.st_mode) || link_isdir (selection (panel))))
1911     {
1912         do_cd (selection (panel)->fname, cd_exact);
1913     }
1914 }
1915
1916 /* --------------------------------------------------------------------------------------------- */
1917
1918 static void
1919 goto_top_file (WPanel * panel)
1920 {
1921     unselect_item (panel);
1922     panel->selected = panel->top_file;
1923     select_item (panel);
1924 }
1925
1926 /* --------------------------------------------------------------------------------------------- */
1927
1928 static void
1929 goto_middle_file (WPanel * panel)
1930 {
1931     unselect_item (panel);
1932     panel->selected = panel->top_file + (ITEMS (panel) / 2);
1933     select_item (panel);
1934 }
1935
1936 /* --------------------------------------------------------------------------------------------- */
1937
1938 static void
1939 goto_bottom_file (WPanel * panel)
1940 {
1941     unselect_item (panel);
1942     panel->selected = panel->top_file + ITEMS (panel) - 1;
1943     select_item (panel);
1944 }
1945
1946 /* --------------------------------------------------------------------------------------------- */
1947
1948 static void
1949 move_home (WPanel * panel)
1950 {
1951     if (panel->selected == 0)
1952         return;
1953     unselect_item (panel);
1954
1955     if (torben_fj_mode)
1956     {
1957         int middle_pos = panel->top_file + (ITEMS (panel) / 2);
1958
1959         if (panel->selected > middle_pos)
1960         {
1961             goto_middle_file (panel);
1962             return;
1963         }
1964         if (panel->selected != panel->top_file)
1965         {
1966             goto_top_file (panel);
1967             return;
1968         }
1969     }
1970
1971     panel->top_file = 0;
1972     panel->selected = 0;
1973
1974     paint_dir (panel);
1975     select_item (panel);
1976 }
1977
1978 /* --------------------------------------------------------------------------------------------- */
1979
1980 static void
1981 move_end (WPanel * panel)
1982 {
1983     if (panel->selected == panel->count - 1)
1984         return;
1985     unselect_item (panel);
1986     if (torben_fj_mode)
1987     {
1988         int middle_pos = panel->top_file + (ITEMS (panel) / 2);
1989
1990         if (panel->selected < middle_pos)
1991         {
1992             goto_middle_file (panel);
1993             return;
1994         }
1995         if (panel->selected != (panel->top_file + ITEMS (panel) - 1))
1996         {
1997             goto_bottom_file (panel);
1998             return;
1999         }
2000     }
2001
2002     panel->selected = panel->count - 1;
2003     paint_dir (panel);
2004     select_item (panel);
2005 }
2006
2007 /* --------------------------------------------------------------------------------------------- */
2008
2009 static void
2010 do_mark_file (WPanel * panel, mark_act_t do_move)
2011 {
2012     do_file_mark (panel, panel->selected, selection (panel)->f.marked ? 0 : 1);
2013     if ((panels_options.mark_moves_down && do_move == MARK_DOWN) || do_move == MARK_FORCE_DOWN)
2014         move_down (panel);
2015     else if (do_move == MARK_FORCE_UP)
2016         move_up (panel);
2017 }
2018
2019 /* --------------------------------------------------------------------------------------------- */
2020
2021 static void
2022 mark_file (WPanel * panel)
2023 {
2024     do_mark_file (panel, MARK_DOWN);
2025 }
2026
2027 /* --------------------------------------------------------------------------------------------- */
2028
2029 static void
2030 mark_file_up (WPanel * panel)
2031 {
2032     do_mark_file (panel, MARK_FORCE_UP);
2033 }
2034
2035 /* --------------------------------------------------------------------------------------------- */
2036
2037 static void
2038 mark_file_down (WPanel * panel)
2039 {
2040     do_mark_file (panel, MARK_FORCE_DOWN);
2041 }
2042
2043 /* --------------------------------------------------------------------------------------------- */
2044 /** Incremental search of a file name in the panel.
2045   * @param panel instance of WPanel structure
2046   * @param c_code key code
2047   */
2048
2049 static void
2050 do_search (WPanel * panel, int c_code)
2051 {
2052     size_t l;
2053     int i, sel;
2054     gboolean wrapped = FALSE;
2055     char *act;
2056     mc_search_t *search;
2057     char *reg_exp, *esc_str;
2058     gboolean is_found = FALSE;
2059
2060     l = strlen (panel->search_buffer);
2061     if (c_code == KEY_BACKSPACE)
2062     {
2063         if (l != 0)
2064         {
2065             act = panel->search_buffer + l;
2066             str_prev_noncomb_char (&act, panel->search_buffer);
2067             act[0] = '\0';
2068         }
2069         panel->search_chpoint = 0;
2070     }
2071     else
2072     {
2073         if (c_code != 0 && (gsize) panel->search_chpoint < sizeof (panel->search_char))
2074         {
2075             panel->search_char[panel->search_chpoint] = c_code;
2076             panel->search_chpoint++;
2077         }
2078
2079         if (panel->search_chpoint > 0)
2080         {
2081             switch (str_is_valid_char (panel->search_char, panel->search_chpoint))
2082             {
2083             case -2:
2084                 return;
2085             case -1:
2086                 panel->search_chpoint = 0;
2087                 return;
2088             default:
2089                 if (l + panel->search_chpoint < sizeof (panel->search_buffer))
2090                 {
2091                     memcpy (panel->search_buffer + l, panel->search_char, panel->search_chpoint);
2092                     l += panel->search_chpoint;
2093                     *(panel->search_buffer + l) = '\0';
2094                     panel->search_chpoint = 0;
2095                 }
2096             }
2097         }
2098     }
2099
2100     reg_exp = g_strdup_printf ("%s*", panel->search_buffer);
2101     esc_str = strutils_escape (reg_exp, -1, ",|\\{}[]", TRUE);
2102     search = mc_search_new (esc_str, -1);
2103     search->search_type = MC_SEARCH_T_GLOB;
2104     search->is_entire_line = TRUE;
2105     switch (panels_options.qsearch_mode)
2106     {
2107     case QSEARCH_CASE_SENSITIVE:
2108         search->is_case_sensitive = TRUE;
2109         break;
2110     case QSEARCH_CASE_INSENSITIVE:
2111         search->is_case_sensitive = FALSE;
2112         break;
2113     default:
2114         search->is_case_sensitive = panel->case_sensitive;
2115         break;
2116     }
2117     sel = panel->selected;
2118     for (i = panel->selected; !wrapped || i != panel->selected; i++)
2119     {
2120         if (i >= panel->count)
2121         {
2122             i = 0;
2123             if (wrapped)
2124                 break;
2125             wrapped = TRUE;
2126         }
2127         if (mc_search_run (search, panel->dir.list[i].fname, 0, panel->dir.list[i].fnamelen, NULL))
2128         {
2129             sel = i;
2130             is_found = TRUE;
2131             break;
2132         }
2133     }
2134     if (is_found)
2135     {
2136         unselect_item (panel);
2137         panel->selected = sel;
2138         select_item (panel);
2139         paint_panel (panel);
2140     }
2141     else if (c_code != KEY_BACKSPACE)
2142     {
2143         act = panel->search_buffer + l;
2144         str_prev_noncomb_char (&act, panel->search_buffer);
2145         act[0] = '\0';
2146     }
2147     mc_search_free (search);
2148     g_free (reg_exp);
2149     g_free (esc_str);
2150 }
2151
2152 /* --------------------------------------------------------------------------------------------- */
2153 /** Start new search.
2154   * @param panel instance of WPanel structure
2155   */
2156
2157 static void
2158 start_search (WPanel * panel)
2159 {
2160     if (panel->searching)
2161     {
2162         if (panel->selected + 1 == panel->count)
2163             panel->selected = 0;
2164         else
2165             move_down (panel);
2166
2167         /* in case if there was no search string we need to recall
2168            previous string, with which we ended previous searching */
2169         if (panel->search_buffer[0] == '\0')
2170             g_strlcpy (panel->search_buffer, panel->prev_search_buffer,
2171                        sizeof (panel->search_buffer));
2172
2173         do_search (panel, 0);
2174     }
2175     else
2176     {
2177         panel->searching = TRUE;
2178         panel->search_buffer[0] = '\0';
2179         panel->search_char[0] = '\0';
2180         panel->search_chpoint = 0;
2181         display_mini_info (panel);
2182         mc_refresh ();
2183     }
2184 }
2185
2186 /* --------------------------------------------------------------------------------------------- */
2187
2188 static void
2189 stop_search (WPanel * panel)
2190 {
2191     panel->searching = FALSE;
2192
2193     /* if user had overrdied search string, we need to store it
2194        to the previous_search_buffer */
2195     if (panel->search_buffer[0] != '\0')
2196         g_strlcpy (panel->prev_search_buffer, panel->search_buffer,
2197                    sizeof (panel->prev_search_buffer));
2198
2199     display_mini_info (panel);
2200 }
2201
2202 /* --------------------------------------------------------------------------------------------- */
2203 /** Return 1 if the Enter key has been processed, 0 otherwise */
2204
2205 static int
2206 do_enter_on_file_entry (file_entry * fe)
2207 {
2208     char *full_name;
2209
2210     /*
2211      * Directory or link to directory - change directory.
2212      * Try the same for the entries on which mc_lstat() has failed.
2213      */
2214     if (S_ISDIR (fe->st.st_mode) || link_isdir (fe) || (fe->st.st_mode == 0))
2215     {
2216         if (!do_cd (fe->fname, cd_exact))
2217             message (D_ERROR, MSG_ERROR, _("Cannot change directory"));
2218         return 1;
2219     }
2220
2221     /* Try associated command */
2222     if (regex_command (fe->fname, "Open", NULL) != 0)
2223         return 1;
2224
2225     /* Check if the file is executable */
2226     full_name = concat_dir_and_file (current_panel->cwd, fe->fname);
2227     if (!is_exe (fe->st.st_mode) || !if_link_is_exe (full_name, fe))
2228     {
2229         g_free (full_name);
2230         return 0;
2231     }
2232     g_free (full_name);
2233
2234     if (confirm_execute)
2235     {
2236         if (query_dialog
2237             (_("The Midnight Commander"),
2238              _("Do you really want to execute?"), D_NORMAL, 2, _("&Yes"), _("&No")) != 0)
2239             return 1;
2240     }
2241
2242     if (!vfs_current_is_local ())
2243     {
2244         char *tmp;
2245         int ret;
2246
2247         tmp = concat_dir_and_file (vfs_get_current_dir (), fe->fname);
2248         ret = mc_setctl (tmp, VFS_SETCTL_RUN, NULL);
2249         g_free (tmp);
2250         /* We took action only if the dialog was shown or the execution
2251          * was successful */
2252         return confirm_execute || (ret == 0);
2253     }
2254
2255     {
2256         char *tmp = name_quote (fe->fname, 0);
2257         char *cmd = g_strconcat (".", PATH_SEP_STR, tmp, (char *) NULL);
2258         g_free (tmp);
2259         shell_execute (cmd, 0);
2260         g_free (cmd);
2261     }
2262
2263 #if HAVE_CHARSET
2264     source_codepage = default_source_codepage;
2265 #endif
2266
2267     return 1;
2268 }
2269
2270 /* --------------------------------------------------------------------------------------------- */
2271
2272 static int
2273 do_enter (WPanel * panel)
2274 {
2275     return do_enter_on_file_entry (selection (panel));
2276 }
2277
2278 /* --------------------------------------------------------------------------------------------- */
2279
2280 static void
2281 chdir_other_panel (WPanel * panel)
2282 {
2283     char *new_dir;
2284     char *sel_entry = NULL;
2285
2286     if (get_other_type () != view_listing)
2287     {
2288         set_display_type (get_other_index (), view_listing);
2289     }
2290
2291     if (!S_ISDIR (panel->dir.list[panel->selected].st.st_mode))
2292     {
2293         new_dir = concat_dir_and_file (panel->cwd, "..");
2294         sel_entry = strrchr (panel->cwd, PATH_SEP);
2295     }
2296     else
2297         new_dir = concat_dir_and_file (panel->cwd, panel->dir.list[panel->selected].fname);
2298
2299     change_panel ();
2300     do_cd (new_dir, cd_exact);
2301     if (sel_entry)
2302         try_to_select (current_panel, sel_entry);
2303     change_panel ();
2304
2305     move_down (panel);
2306
2307     g_free (new_dir);
2308 }
2309
2310 /* --------------------------------------------------------------------------------------------- */
2311 /**
2312  * Make the current directory of the current panel also the current
2313  * directory of the other panel.  Put the other panel to the listing
2314  * mode if needed.  If the current panel is panelized, the other panel
2315  * doesn't become panelized.
2316  */
2317
2318 static void
2319 sync_other_panel (WPanel * panel)
2320 {
2321     if (get_other_type () != view_listing)
2322     {
2323         set_display_type (get_other_index (), view_listing);
2324     }
2325
2326     do_panel_cd (other_panel, current_panel->cwd, cd_exact);
2327
2328     /* try to select current filename on the other panel */
2329     if (!panel->is_panelized)
2330     {
2331         try_to_select (other_panel, selection (panel)->fname);
2332     }
2333 }
2334
2335 /* --------------------------------------------------------------------------------------------- */
2336
2337 static void
2338 chdir_to_readlink (WPanel * panel)
2339 {
2340     char *new_dir;
2341
2342     if (get_other_type () != view_listing)
2343         return;
2344
2345     if (S_ISLNK (panel->dir.list[panel->selected].st.st_mode))
2346     {
2347         char buffer[MC_MAXPATHLEN], *p;
2348         int i;
2349         struct stat st;
2350
2351         i = readlink (selection (panel)->fname, buffer, MC_MAXPATHLEN - 1);
2352         if (i < 0)
2353             return;
2354         if (mc_stat (selection (panel)->fname, &st) < 0)
2355             return;
2356         buffer[i] = 0;
2357         if (!S_ISDIR (st.st_mode))
2358         {
2359             p = strrchr (buffer, PATH_SEP);
2360             if (p && !p[1])
2361             {
2362                 *p = 0;
2363                 p = strrchr (buffer, PATH_SEP);
2364             }
2365             if (!p)
2366                 return;
2367             p[1] = 0;
2368         }
2369         if (*buffer == PATH_SEP)
2370             new_dir = g_strdup (buffer);
2371         else
2372             new_dir = concat_dir_and_file (panel->cwd, buffer);
2373
2374         change_panel ();
2375         do_cd (new_dir, cd_exact);
2376         change_panel ();
2377
2378         move_down (panel);
2379
2380         g_free (new_dir);
2381     }
2382 }
2383
2384 /* --------------------------------------------------------------------------------------------- */
2385
2386 static gsize
2387 panel_get_format_field_count (WPanel * panel)
2388 {
2389     format_e *format;
2390     gsize lc_index;
2391     for (lc_index = 0, format = panel->format; format != NULL; format = format->next, lc_index++);
2392     return lc_index;
2393 }
2394
2395 /* --------------------------------------------------------------------------------------------- */
2396 /**
2397    function return 0 if not found and REAL_INDEX+1 if found
2398  */
2399
2400 static gsize
2401 panel_get_format_field_index_by_name (WPanel * panel, const char *name)
2402 {
2403     format_e *format;
2404     gsize lc_index;
2405
2406     for (lc_index = 1, format = panel->format;
2407          !(format == NULL || strcmp (format->title, name) == 0); format = format->next, lc_index++);
2408     if (format == NULL)
2409         lc_index = 0;
2410
2411     return lc_index;
2412 }
2413
2414 /* --------------------------------------------------------------------------------------------- */
2415
2416 static format_e *
2417 panel_get_format_field_by_index (WPanel * panel, gsize lc_index)
2418 {
2419     format_e *format;
2420     for (format = panel->format;
2421          !(format == NULL || lc_index == 0); format = format->next, lc_index--);
2422     return format;
2423 }
2424
2425 /* --------------------------------------------------------------------------------------------- */
2426
2427 static const panel_field_t *
2428 panel_get_sortable_field_by_format (WPanel * panel, gsize lc_index)
2429 {
2430     const panel_field_t *pfield;
2431     format_e *format;
2432
2433     format = panel_get_format_field_by_index (panel, lc_index);
2434     if (format == NULL)
2435         return NULL;
2436     pfield = panel_get_field_by_title (format->title);
2437     if (pfield == NULL)
2438         return NULL;
2439     if (pfield->sort_routine == NULL)
2440         return NULL;
2441     return pfield;
2442 }
2443
2444 /* --------------------------------------------------------------------------------------------- */
2445
2446 static void
2447 panel_toggle_sort_order_prev (WPanel * panel)
2448 {
2449     gsize lc_index, i;
2450     gchar *title;
2451
2452     const panel_field_t *pfield = NULL;
2453
2454     title = panel_get_title_without_hotkey (panel->current_sort_field->title_hotkey);
2455     lc_index = panel_get_format_field_index_by_name (panel, title);
2456     g_free (title);
2457
2458     if (lc_index > 1)
2459     {
2460         /* search for prev sortable column in panel format */
2461         for (i = lc_index - 1;
2462              i != 0 && (pfield = panel_get_sortable_field_by_format (panel, i - 1)) == NULL; i--);
2463     }
2464
2465     if (pfield == NULL)
2466     {
2467         /* Sortable field not found. Try to search in each array */
2468         for (i = panel_get_format_field_count (panel);
2469              i != 0 && (pfield = panel_get_sortable_field_by_format (panel, i - 1)) == NULL; i--);
2470     }
2471     if (pfield == NULL)
2472         return;
2473     panel->current_sort_field = pfield;
2474     panel_set_sort_order (panel, panel->current_sort_field);
2475 }
2476
2477 /* --------------------------------------------------------------------------------------------- */
2478
2479 static void
2480 panel_toggle_sort_order_next (WPanel * panel)
2481 {
2482     gsize lc_index, i;
2483     const panel_field_t *pfield = NULL;
2484     gsize format_field_count = panel_get_format_field_count (panel);
2485     gchar *title;
2486
2487     title = panel_get_title_without_hotkey (panel->current_sort_field->title_hotkey);
2488     lc_index = panel_get_format_field_index_by_name (panel, title);
2489     g_free (title);
2490
2491     if (lc_index != 0 && lc_index != format_field_count)
2492     {
2493         /* search for prev sortable column in panel format */
2494         for (i = lc_index;
2495              i != format_field_count
2496              && (pfield = panel_get_sortable_field_by_format (panel, i)) == NULL; i++);
2497     }
2498
2499     if (pfield == NULL)
2500     {
2501         /* Sortable field not found. Try to search in each array */
2502         for (i = 0;
2503              i != format_field_count
2504              && (pfield = panel_get_sortable_field_by_format (panel, i)) == NULL; i++);
2505     }
2506     if (pfield == NULL)
2507         return;
2508     panel->current_sort_field = pfield;
2509     panel_set_sort_order (panel, panel->current_sort_field);
2510 }
2511
2512 /* --------------------------------------------------------------------------------------------- */
2513
2514 static void
2515 panel_select_sort_order (WPanel * panel)
2516 {
2517     const panel_field_t *sort_order;
2518     sort_order = sort_box (panel->current_sort_field, &panel->reverse,
2519                            &panel->case_sensitive, &panel->exec_first);
2520     if (sort_order == NULL)
2521         return;
2522     panel->current_sort_field = sort_order;
2523     panel_set_sort_order (panel, panel->current_sort_field);
2524
2525 }
2526
2527 /* --------------------------------------------------------------------------------------------- */
2528
2529 static void
2530 panel_set_sort_type_by_id (WPanel * panel, const char *name)
2531 {
2532     const panel_field_t *sort_order;
2533
2534     if (strcmp (panel->current_sort_field->id, name) != 0)
2535     {
2536         sort_order = panel_get_field_by_id (name);
2537         if (sort_order == NULL)
2538             return;
2539         panel->current_sort_field = sort_order;
2540     }
2541     else
2542     {
2543         panel->reverse = !panel->reverse;
2544     }
2545     panel_set_sort_order (panel, panel->current_sort_field);
2546 }
2547
2548 /* --------------------------------------------------------------------------------------------- */
2549 /**
2550  *  If we moved to the parent directory move the selection pointer to
2551  *  the old directory name; If we leave VFS dir, remove FS specificator.
2552  *
2553  *  You do _NOT_ want to add any vfs aware code here. <pavel@ucw.cz>
2554  */
2555
2556 static const char *
2557 get_parent_dir_name (const char *cwd, const char *lwd)
2558 {
2559     size_t llen, clen;
2560
2561     llen = strlen (lwd);
2562     clen = strlen (cwd);
2563
2564     if (llen > clen)
2565     {
2566         const char *p;
2567
2568         p = strrchr (lwd, PATH_SEP);
2569
2570         if ((p != NULL)
2571             && (strncmp (cwd, lwd, (size_t) (p - lwd)) == 0)
2572             && (clen == (size_t) (p - lwd)
2573                 || ((p == lwd) && (cwd[0] == PATH_SEP) && (cwd[1] == '\0'))))
2574             return (p + 1);
2575     }
2576
2577     return NULL;
2578 }
2579
2580 /* --------------------------------------------------------------------------------------------- */
2581 /**
2582  * Changes the current directory of the panel.
2583  * Don't record change in the directory history.
2584  */
2585
2586 static gboolean
2587 _do_panel_cd (WPanel * panel, const char *new_dir, enum cd_enum cd_type)
2588 {
2589     const char *directory;
2590     char *olddir;
2591     char temp[MC_MAXPATHLEN];
2592     char *translated_url;
2593
2594     if (cd_type == cd_parse_command)
2595     {
2596         while (*new_dir == ' ')
2597             new_dir++;
2598     }
2599
2600     olddir = g_strdup (panel->cwd);
2601     new_dir = translated_url = vfs_translate_url (new_dir);
2602
2603     /* Convert *new_path to a suitable pathname, handle ~user */
2604
2605     if (cd_type == cd_parse_command)
2606     {
2607         if (!strcmp (new_dir, "-"))
2608         {
2609             strcpy (temp, panel->lwd);
2610             new_dir = temp;
2611         }
2612     }
2613     directory = *new_dir ? new_dir : home_dir;
2614
2615     if (mc_chdir (directory) == -1)
2616     {
2617         strcpy (panel->cwd, olddir);
2618         g_free (olddir);
2619         g_free (translated_url);
2620         return FALSE;
2621     }
2622     g_free (translated_url);
2623
2624     /* Success: save previous directory, shutdown status of previous dir */
2625     strcpy (panel->lwd, olddir);
2626     input_free_completions (cmdline);
2627
2628     mc_get_current_wd (panel->cwd, sizeof (panel->cwd) - 2);
2629
2630     vfs_release_path (olddir);
2631
2632     subshell_chdir (panel->cwd);
2633
2634     /* Reload current panel */
2635     panel_clean_dir (panel);
2636     panel->count =
2637         do_load_dir (panel->cwd, &panel->dir, panel->current_sort_field->sort_routine,
2638                      panel->reverse, panel->case_sensitive, panel->exec_first, panel->filter);
2639     try_to_select (panel, get_parent_dir_name (panel->cwd, olddir));
2640     load_hint (0);
2641     panel->dirty = 1;
2642     update_xterm_title_path ();
2643
2644     g_free (olddir);
2645
2646     return TRUE;
2647 }
2648
2649 /* --------------------------------------------------------------------------------------------- */
2650
2651 static void
2652 directory_history_next (WPanel * panel)
2653 {
2654     GList *nextdir;
2655
2656     nextdir = g_list_next (panel->dir_history);
2657
2658     if ((nextdir != NULL) && (_do_panel_cd (panel, (char *) nextdir->data, cd_exact)))
2659         panel->dir_history = nextdir;
2660 }
2661
2662 /* --------------------------------------------------------------------------------------------- */
2663
2664 static void
2665 directory_history_prev (WPanel * panel)
2666 {
2667     GList *prevdir;
2668
2669     prevdir = g_list_previous (panel->dir_history);
2670
2671     if ((prevdir != NULL) && (_do_panel_cd (panel, (char *) prevdir->data, cd_exact)))
2672         panel->dir_history = prevdir;
2673 }
2674
2675 /* --------------------------------------------------------------------------------------------- */
2676
2677 static void
2678 directory_history_list (WPanel * panel)
2679 {
2680     char *s;
2681
2682     s = history_show (&panel->dir_history, &panel->widget);
2683
2684     if (s != NULL)
2685     {
2686         if (_do_panel_cd (panel, s, cd_exact))
2687             directory_history_add (panel, panel->cwd);
2688         else
2689             message (D_ERROR, MSG_ERROR, _("Cannot change directory"));
2690         g_free (s);
2691     }
2692 }
2693
2694 /* --------------------------------------------------------------------------------------------- */
2695
2696 static cb_ret_t
2697 panel_execute_cmd (WPanel * panel, unsigned long command)
2698 {
2699     int res = MSG_HANDLED;
2700
2701     if (command != CK_PanelStartSearch)
2702         stop_search (panel);
2703
2704     switch (command)
2705     {
2706     case CK_PanelChdirOtherPanel:
2707         chdir_other_panel (panel);
2708         break;
2709     case CK_PanelChdirToReadlink:
2710         chdir_to_readlink (panel);
2711         break;
2712     case CK_PanelCmdCopyLocal:
2713         copy_cmd_local ();
2714         break;
2715     case CK_PanelCmdDeleteLocal:
2716         delete_cmd_local ();
2717         break;
2718     case CK_PanelCmdDoEnter:
2719         do_enter (panel);
2720         break;
2721     case CK_PanelCmdViewSimple:
2722         view_simple_cmd ();
2723         break;
2724     case CK_PanelCmdEditNew:
2725         edit_cmd_new ();
2726         break;
2727     case CK_PanelCmdRenameLocal:
2728         rename_cmd_local ();
2729         break;
2730     case CK_PanelCmdReverseSelection:
2731         reverse_selection_cmd ();
2732         break;
2733     case CK_PanelCmdSelect:
2734         select_cmd ();
2735         break;
2736     case CK_PanelCmdUnselect:
2737         unselect_cmd ();
2738         break;
2739     case CK_PanelNextPage:
2740         next_page (panel);
2741         break;
2742     case CK_PanelPrevPage:
2743         prev_page (panel);
2744         break;
2745     case CK_PanelCtrlNextPage:
2746         ctrl_next_page (panel);
2747         break;
2748     case CK_PanelCtrlPrevPage:
2749         ctrl_prev_page (panel);
2750         break;
2751     case CK_PanelDirectoryHistoryList:
2752         directory_history_list (panel);
2753         break;
2754     case CK_PanelDirectoryHistoryNext:
2755         directory_history_next (panel);
2756         break;
2757     case CK_PanelDirectoryHistoryPrev:
2758         directory_history_prev (panel);
2759         break;
2760     case CK_PanelGotoBottomFile:
2761         goto_bottom_file (panel);
2762         break;
2763     case CK_PanelGotoMiddleFile:
2764         goto_middle_file (panel);
2765         break;
2766     case CK_PanelGotoTopFile:
2767         goto_top_file (panel);
2768         break;
2769     case CK_PanelMarkFile:
2770         mark_file (panel);
2771         break;
2772     case CK_PanelMarkFileUp:
2773         mark_file_up (panel);
2774         break;
2775     case CK_PanelMarkFileDown:
2776         mark_file_down (panel);
2777         break;
2778     case CK_PanelMoveUp:
2779         move_up (panel);
2780         break;
2781     case CK_PanelMoveDown:
2782         move_down (panel);
2783         break;
2784     case CK_PanelMoveLeft:
2785         res = move_left (panel);
2786         break;
2787     case CK_PanelMoveRight:
2788         res = move_right (panel);
2789         break;
2790     case CK_PanelMoveEnd:
2791         move_end (panel);
2792         break;
2793     case CK_PanelMoveHome:
2794         move_home (panel);
2795         break;
2796     case CK_PanelSetPanelEncoding:
2797         panel_change_encoding (panel);
2798         break;
2799     case CK_PanelStartSearch:
2800         start_search (panel);
2801         break;
2802     case CK_PanelStopSearch:
2803         break;
2804     case CK_PanelSyncOtherPanel:
2805         sync_other_panel (panel);
2806         break;
2807     case CK_PanelSelectSortOrder:
2808         panel_select_sort_order (panel);
2809         break;
2810     case CK_PanelToggleSortOrderPrev:
2811         panel_toggle_sort_order_prev (panel);
2812         break;
2813     case CK_PanelToggleSortOrderNext:
2814         panel_toggle_sort_order_next (panel);
2815         break;
2816     case CK_PanelReverseSort:
2817         panel->reverse = !panel->reverse;
2818         panel_set_sort_order (panel, panel->current_sort_field);
2819         break;
2820     case CK_PanelSortOrderByName:
2821         panel_set_sort_type_by_id (panel, "name");
2822         break;
2823     case CK_PanelSortOrderByExt:
2824         panel_set_sort_type_by_id (panel, "extension");
2825         break;
2826     case CK_PanelSortOrderBySize:
2827         panel_set_sort_type_by_id (panel, "size");
2828         break;
2829     case CK_PanelSortOrderByMTime:
2830         panel_set_sort_type_by_id (panel, "mtime");
2831         break;
2832     }
2833     return res;
2834 }
2835
2836 /* --------------------------------------------------------------------------------------------- */
2837
2838 static cb_ret_t
2839 panel_key (WPanel * panel, int key)
2840 {
2841     size_t i;
2842
2843     for (i = 0; panel_map[i].key != 0; i++)
2844         if (key == panel_map[i].key)
2845             return panel_execute_cmd (panel, panel_map[i].command);
2846
2847     if (torben_fj_mode && key == ALT ('h'))
2848     {
2849         goto_middle_file (panel);
2850         return MSG_HANDLED;
2851     }
2852
2853     if (is_abort_char (key))
2854     {
2855         stop_search (panel);
2856         return MSG_HANDLED;
2857     }
2858
2859     /* Do not eat characters not meant for the panel below ' ' (e.g. C-l). */
2860     if ((key >= ' ' && key <= 255) || key == KEY_BACKSPACE)
2861     {
2862         if (panel->searching)
2863         {
2864             do_search (panel, key);
2865             return MSG_HANDLED;
2866         }
2867
2868         if (!command_prompt)
2869         {
2870             start_search (panel);
2871             do_search (panel, key);
2872             return MSG_HANDLED;
2873         }
2874     }
2875
2876     return MSG_NOT_HANDLED;
2877 }
2878
2879 /* --------------------------------------------------------------------------------------------- */
2880
2881 static cb_ret_t
2882 panel_callback (Widget * w, widget_msg_t msg, int parm)
2883 {
2884     WPanel *panel = (WPanel *) w;
2885     WButtonBar *bb;
2886
2887     switch (msg)
2888     {
2889     case WIDGET_DRAW:
2890         paint_panel (panel);
2891         return MSG_HANDLED;
2892
2893     case WIDGET_FOCUS:
2894         current_panel = panel;
2895         panel->active = 1;
2896         if (mc_chdir (panel->cwd) != 0)
2897         {
2898             char *cwd = strip_password (g_strdup (panel->cwd), 1);
2899             message (D_ERROR, MSG_ERROR, _("Cannot chdir to \"%s\"\n%s"),
2900                      cwd, unix_error_string (errno));
2901             g_free (cwd);
2902         }
2903         else
2904             subshell_chdir (panel->cwd);
2905
2906         update_xterm_title_path ();
2907         select_item (panel);
2908         show_dir (panel);
2909         paint_dir (panel);
2910         panel->dirty = 0;
2911
2912         bb = find_buttonbar (panel->widget.owner);
2913         midnight_set_buttonbar (bb);
2914         buttonbar_redraw (bb);
2915         return MSG_HANDLED;
2916
2917     case WIDGET_UNFOCUS:
2918         /* Janne: look at this for the multiple panel options */
2919         stop_search (panel);
2920         panel->active = 0;
2921         show_dir (panel);
2922         unselect_item (panel);
2923         return MSG_HANDLED;
2924
2925     case WIDGET_KEY:
2926         return panel_key (panel, parm);
2927
2928     case WIDGET_COMMAND:
2929         return panel_execute_cmd (panel, parm);
2930
2931     case WIDGET_DESTROY:
2932         panel_destroy (panel);
2933         free_my_statfs ();
2934         return MSG_HANDLED;
2935
2936     default:
2937         return default_proc (msg, parm);
2938     }
2939 }
2940
2941 /* --------------------------------------------------------------------------------------------- */
2942 /*                                     */
2943 /* Panel mouse events support routines */
2944 /*                                     */
2945
2946 static void
2947 mouse_toggle_mark (WPanel * panel)
2948 {
2949     do_mark_file (panel, MARK_DONT_MOVE);
2950     mouse_marking = selection (panel)->f.marked;
2951 }
2952
2953 /* --------------------------------------------------------------------------------------------- */
2954
2955 static void
2956 mouse_set_mark (WPanel * panel)
2957 {
2958     if (mouse_marking && !(selection (panel)->f.marked))
2959         do_mark_file (panel, MARK_DONT_MOVE);
2960     else if (!mouse_marking && (selection (panel)->f.marked))
2961         do_mark_file (panel, MARK_DONT_MOVE);
2962 }
2963
2964 /* --------------------------------------------------------------------------------------------- */
2965
2966 static int
2967 mark_if_marking (WPanel * panel, Gpm_Event * event)
2968 {
2969     if (event->buttons & GPM_B_RIGHT)
2970     {
2971         if (event->type & GPM_DOWN)
2972             mouse_toggle_mark (panel);
2973         else
2974             mouse_set_mark (panel);
2975         return 1;
2976     }
2977     return 0;
2978 }
2979
2980 /* --------------------------------------------------------------------------------------------- */
2981 /** Determine which column was clicked, and sort the panel on
2982  * that column, or reverse sort on that column if already
2983  * sorted on that column.
2984  */
2985
2986 static void
2987 mouse_sort_col (Gpm_Event * event, WPanel * panel)
2988 {
2989     int i;
2990     const char *lc_sort_name = NULL;
2991     panel_field_t *col_sort_format = NULL;
2992     format_e *format;
2993     gchar *title;
2994
2995     for (i = 0, format = panel->format; format != NULL; format = format->next)
2996     {
2997         i += format->field_len;
2998         if (event->x < i + 1)
2999         {
3000             /* found column */
3001             lc_sort_name = format->title;
3002             break;
3003         }
3004     }
3005
3006     if (lc_sort_name == NULL)
3007         return;
3008
3009     for (i = 0; panel_fields[i].id != NULL; i++)
3010     {
3011         title = panel_get_title_without_hotkey (panel_fields[i].title_hotkey);
3012         if (!strcmp (lc_sort_name, title) && panel_fields[i].sort_routine)
3013         {
3014             col_sort_format = &panel_fields[i];
3015             g_free (title);
3016             break;
3017         }
3018         g_free (title);
3019     }
3020
3021     if (!col_sort_format)
3022         return;
3023
3024     if (panel->current_sort_field == col_sort_format)
3025     {
3026         /* reverse the sort if clicked column is already the sorted column */
3027         panel->reverse = !panel->reverse;
3028     }
3029     else
3030     {
3031         /* new sort is forced to be ascending */
3032         panel->reverse = 0;
3033     }
3034     panel_set_sort_order (panel, col_sort_format);
3035 }
3036
3037
3038 /* --------------------------------------------------------------------------------------------- */
3039 /**
3040  * Mouse callback of the panel minus repainting.
3041  * If the event is redirected to the menu, *redir is set to TRUE.
3042  */
3043 static int
3044 do_panel_event (Gpm_Event * event, WPanel * panel, gboolean * redir)
3045 {
3046     const int lines = llines (panel);
3047     const gboolean is_active = dlg_widget_active (panel);
3048     const gboolean mouse_down = (event->type & GPM_DOWN) != 0;
3049
3050     *redir = FALSE;
3051
3052     /* 1st line */
3053     if (mouse_down && event->y == 1)
3054     {
3055         /* "<" button */
3056         if (event->x == 2)
3057         {
3058             directory_history_prev (panel);
3059             return MOU_NORMAL;
3060         }
3061
3062         /* "." button show/hide hidden files */
3063         if (event->x == panel->widget.cols - 5)
3064         {
3065             toggle_show_hidden ();
3066             repaint_screen ();
3067             return MOU_NORMAL;
3068         }
3069
3070         /* ">" button */
3071         if (event->x == panel->widget.cols - 1)
3072         {
3073             directory_history_next (panel);
3074             return MOU_NORMAL;
3075         }
3076
3077         /* "^" button */
3078         if (event->x >= panel->widget.cols - 4 && event->x <= panel->widget.cols - 2)
3079         {
3080             directory_history_list (panel);
3081             return MOU_NORMAL;
3082         }
3083
3084         /* rest of the upper frame, the menu is invisible - call menu */
3085         if (!menubar_visible)
3086         {
3087             *redir = TRUE;
3088             event->x += panel->widget.x;
3089             return the_menubar->widget.mouse (event, the_menubar);
3090         }
3091
3092         /* no other events on 1st line */
3093         return MOU_NORMAL;
3094     }
3095
3096     /* sort on clicked column; don't handle wheel events */
3097     if (mouse_down && (event->buttons & (GPM_B_UP | GPM_B_DOWN)) == 0 && event->y == 2)
3098     {
3099         mouse_sort_col (event, panel);
3100         return MOU_NORMAL;
3101     }
3102
3103     /* Mouse wheel events */
3104     if (mouse_down && (event->buttons & GPM_B_UP))
3105     {
3106         if (is_active)
3107         {
3108             if (panels_options.mouse_move_pages && (panel->top_file > 0))
3109                 prev_page (panel);
3110             else                /* We are in first page */
3111                 move_up (panel);
3112         }
3113         return MOU_NORMAL;
3114     }
3115
3116     if (mouse_down && (event->buttons & GPM_B_DOWN))
3117     {
3118         if (is_active)
3119         {
3120             if (panels_options.mouse_move_pages && (panel->top_file + ITEMS (panel) < panel->count))
3121                 next_page (panel);
3122             else                /* We are in last page */
3123                 move_down (panel);
3124         }
3125         return MOU_NORMAL;
3126     }
3127
3128     event->y -= 2;
3129     if ((event->type & (GPM_DOWN | GPM_DRAG)))
3130     {
3131         int my_index;
3132
3133         if (!is_active)
3134             change_panel ();
3135
3136         if (panel->top_file + event->y > panel->count)
3137             my_index = panel->count - 1;
3138         else
3139         {
3140             my_index = panel->top_file + event->y - 1;
3141             if (panel->split && (event->x > ((panel->widget.cols - 2) / 2)))
3142                 my_index += llines (panel);
3143
3144             if (my_index >= panel->count)
3145                 my_index = panel->count - 1;
3146         }
3147
3148         if (my_index != panel->selected)
3149         {
3150             unselect_item (panel);
3151             panel->selected = my_index;
3152             select_item (panel);
3153         }
3154
3155         /* This one is new */
3156         mark_if_marking (panel, event);
3157     }
3158     else if ((event->type & (GPM_UP | GPM_DOUBLE)) == (GPM_UP | GPM_DOUBLE))
3159     {
3160         if (event->y > 0 && event->y <= lines)
3161             do_enter (panel);
3162     }
3163     return MOU_NORMAL;
3164 }
3165
3166 /* --------------------------------------------------------------------------------------------- */
3167 /** Mouse callback of the panel */
3168
3169 static int
3170 panel_event (Gpm_Event * event, void *data)
3171 {
3172     WPanel *panel = data;
3173     int ret;
3174     gboolean redir;
3175
3176     ret = do_panel_event (event, panel, &redir);
3177     if (!redir)
3178         paint_panel (panel);
3179
3180     return ret;
3181 }
3182
3183 /* --------------------------------------------------------------------------------------------- */
3184
3185 static void
3186 reload_panelized (WPanel * panel)
3187 {
3188     int i, j;
3189     dir_list *list = &panel->dir;
3190
3191     if (panel != current_panel)
3192     {
3193         int ret;
3194         ret = mc_chdir (panel->cwd);
3195     }
3196
3197     for (i = 0, j = 0; i < panel->count; i++)
3198     {
3199         if (list->list[i].f.marked)
3200         {
3201             /* Unmark the file in advance. In case the following mc_lstat
3202              * fails we are done, else we have to mark the file again
3203              * (Note: do_file_mark depends on a valid "list->list [i].buf").
3204              * IMO that's the best way to update the panel's summary status
3205              * -- Norbert
3206              */
3207             do_file_mark (panel, i, 0);
3208         }
3209         if (mc_lstat (list->list[i].fname, &list->list[i].st))
3210         {
3211             g_free (list->list[i].fname);
3212             continue;
3213         }
3214         if (list->list[i].f.marked)
3215             do_file_mark (panel, i, 1);
3216         if (j != i)
3217             list->list[j] = list->list[i];
3218         j++;
3219     }
3220     if (j == 0)
3221         panel->count = set_zero_dir (list) ? 1 : 0;
3222     else
3223         panel->count = j;
3224
3225     if (panel != current_panel)
3226     {
3227         int ret;
3228         ret = mc_chdir (current_panel->cwd);
3229     }
3230 }
3231
3232 /* --------------------------------------------------------------------------------------------- */
3233
3234 static void
3235 update_one_panel_widget (WPanel * panel, int force_update, const char *current_file)
3236 {
3237     int free_pointer;
3238     char *my_current_file = NULL;
3239
3240     if (force_update & UP_RELOAD)
3241     {
3242         panel->is_panelized = 0;
3243         mc_setctl (panel->cwd, VFS_SETCTL_FLUSH, 0);
3244         memset (&(panel->dir_stat), 0, sizeof (panel->dir_stat));
3245     }
3246
3247     /* If current_file == -1 (an invalid pointer) then preserve selection */
3248     if (current_file == UP_KEEPSEL)
3249     {
3250         free_pointer = 1;
3251         my_current_file = g_strdup (panel->dir.list[panel->selected].fname);
3252         current_file = my_current_file;
3253     }
3254     else
3255         free_pointer = 0;
3256
3257     if (panel->is_panelized)
3258         reload_panelized (panel);
3259     else
3260         panel_reload (panel);
3261
3262     try_to_select (panel, current_file);
3263     panel->dirty = 1;
3264
3265     if (free_pointer)
3266         g_free (my_current_file);
3267 }
3268
3269 /* --------------------------------------------------------------------------------------------- */
3270
3271 static void
3272 update_one_panel (int which, int force_update, const char *current_file)
3273 {
3274     if (get_display_type (which) == view_listing)
3275     {
3276         WPanel *panel;
3277         panel = (WPanel *) get_panel_widget (which);
3278         update_one_panel_widget (panel, force_update, current_file);
3279     }
3280 }
3281
3282 /* --------------------------------------------------------------------------------------------- */
3283 /*** public functions ****************************************************************************/
3284 /* --------------------------------------------------------------------------------------------- */
3285
3286 char *
3287 remove_encoding_from_path (const char *path)
3288 {
3289     GString *ret;
3290     GString *tmp_path, *tmp_conv;
3291     char *tmp, *tmp2;
3292     const char *enc;
3293     GIConv converter;
3294
3295     ret = g_string_new ("");
3296     tmp_conv = g_string_new ("");
3297
3298     tmp_path = g_string_new (path);
3299
3300     while ((tmp = g_strrstr (tmp_path->str, PATH_SEP_STR VFS_ENCODING_PREFIX)) != NULL)
3301     {
3302         enc = vfs_get_encoding ((const char *) tmp);
3303         converter = enc ? str_crt_conv_to (enc) : str_cnv_to_term;
3304         if (converter == INVALID_CONV)
3305             converter = str_cnv_to_term;
3306
3307         tmp2 = tmp + 1;
3308         while (*tmp2 && *tmp2 != PATH_SEP)
3309             tmp2++;
3310
3311         if (*tmp2)
3312         {
3313             str_vfs_convert_from (converter, tmp2, tmp_conv);
3314             g_string_prepend (ret, tmp_conv->str);
3315             g_string_set_size (tmp_conv, 0);
3316         }
3317         g_string_set_size (tmp_path, tmp - tmp_path->str);
3318         str_close_conv (converter);
3319     }
3320     g_string_prepend (ret, tmp_path->str);
3321     g_string_free (tmp_path, TRUE);
3322     g_string_free (tmp_conv, TRUE);
3323
3324     tmp = ret->str;
3325     g_string_free (ret, FALSE);
3326     return tmp;
3327 }
3328
3329 /* --------------------------------------------------------------------------------------------- */
3330 /**
3331  * Repaint the contents of the panels without frames.  To schedule panel
3332  * for repainting, set panel->dirty to 1.  There are many reasons why
3333  * the panels need to be repainted, and this is a costly operation, so
3334  * it's done once per event.
3335  */
3336
3337 void
3338 update_dirty_panels (void)
3339 {
3340     if (current_panel->dirty)
3341         paint_panel (current_panel);
3342
3343     if ((get_other_type () == view_listing) && other_panel->dirty)
3344         paint_panel (other_panel);
3345 }
3346
3347 /* --------------------------------------------------------------------------------------------- */
3348
3349 static void
3350 do_select (WPanel * panel, int i)
3351 {
3352     if (i != panel->selected)
3353     {
3354         panel->dirty = 1;
3355         panel->selected = i;
3356         panel->top_file = panel->selected - (panel->widget.lines - 2) / 2;
3357         if (panel->top_file < 0)
3358             panel->top_file = 0;
3359     }
3360 }
3361
3362 /* --------------------------------------------------------------------------------------------- */
3363
3364 static void
3365 do_try_to_select (WPanel * panel, const char *name)
3366 {
3367     int i;
3368     char *subdir;
3369
3370     if (!name)
3371     {
3372         do_select (panel, 0);
3373         return;
3374     }
3375
3376     /* We only want the last component of the directory,
3377      * and from this only the name without suffix. */
3378     subdir = vfs_strip_suffix_from_filename (x_basename (name));
3379
3380     /* Search that subdirectory, if found select it */
3381     for (i = 0; i < panel->count; i++)
3382     {
3383         if (strcmp (subdir, panel->dir.list[i].fname) == 0)
3384         {
3385             do_select (panel, i);
3386             g_free (subdir);
3387             return;
3388         }
3389     }
3390
3391     /* Try to select a file near the file that is missing */
3392     if (panel->selected >= panel->count)
3393         do_select (panel, panel->count - 1);
3394     g_free (subdir);
3395 }
3396
3397 /* --------------------------------------------------------------------------------------------- */
3398
3399 void
3400 try_to_select (WPanel * panel, const char *name)
3401 {
3402     do_try_to_select (panel, name);
3403     select_item (panel);
3404 }
3405
3406 /* --------------------------------------------------------------------------------------------- */
3407
3408 void
3409 panel_update_cols (Widget * widget, int frame_size)
3410 {
3411     int cols, origin;
3412
3413     if (horizontal_split)
3414     {
3415         widget->cols = COLS;
3416         return;
3417     }
3418
3419     if (frame_size == frame_full)
3420     {
3421         cols = COLS;
3422         origin = 0;
3423     }
3424     else
3425     {
3426         if (widget == get_panel_widget (0))
3427         {
3428             cols = first_panel_size;
3429             origin = 0;
3430         }
3431         else
3432         {
3433             cols = COLS - first_panel_size;
3434             origin = first_panel_size;
3435         }
3436     }
3437
3438     widget->cols = cols;
3439     widget->x = origin;
3440 }
3441
3442 /* --------------------------------------------------------------------------------------------- */
3443
3444 void
3445 panel_clean_dir (WPanel * panel)
3446 {
3447     int count = panel->count;
3448
3449     panel->count = 0;
3450     panel->top_file = 0;
3451     panel->selected = 0;
3452     panel->marked = 0;
3453     panel->dirs_marked = 0;
3454     panel->total = 0;
3455     panel->searching = FALSE;
3456     panel->is_panelized = 0;
3457     panel->dirty = 1;
3458
3459     clean_dir (&panel->dir, count);
3460 }
3461
3462 /* --------------------------------------------------------------------------------------------- */
3463 /** Panel creation.
3464  * @param panel_name the name of the panel for setup retieving
3465  * @returns new instance of WPanel
3466  */
3467
3468 WPanel *
3469 panel_new (const char *panel_name)
3470 {
3471     return panel_new_with_dir (panel_name, NULL);
3472 }
3473
3474 /* --------------------------------------------------------------------------------------------- */
3475 /** Panel creation for specified directory.
3476  * @param panel_name specifies the name of the panel for setup retieving
3477  * @param the path of working panel directory. If path is NULL then panel will be created for current directory
3478  * @returns new instance of WPanel
3479  */
3480
3481 WPanel *
3482 panel_new_with_dir (const char *panel_name, const char *wpath)
3483 {
3484     WPanel *panel;
3485     char *section;
3486     int i, err;
3487     char curdir[MC_MAXPATHLEN] = "\0";
3488
3489     panel = g_new0 (WPanel, 1);
3490
3491     /* No know sizes of the panel at startup */
3492     init_widget (&panel->widget, 0, 0, 0, 0, panel_callback, panel_event);
3493
3494     /* We do not want the cursor */
3495     widget_want_cursor (panel->widget, 0);
3496
3497     if (wpath != NULL)
3498     {
3499         g_strlcpy (panel->cwd, wpath, sizeof (panel->cwd));
3500         mc_get_current_wd (curdir, sizeof (curdir) - 2);
3501     }
3502     else
3503         mc_get_current_wd (panel->cwd, sizeof (panel->cwd) - 2);
3504
3505     strcpy (panel->lwd, ".");
3506
3507     panel->hist_name = g_strconcat ("Dir Hist ", panel_name, (char *) NULL);
3508     panel->dir_history = history_get (panel->hist_name);
3509     directory_history_add (panel, panel->cwd);
3510
3511     panel->dir.list = g_new (file_entry, MIN_FILES);
3512     panel->dir.size = MIN_FILES;
3513     panel->active = 0;
3514     panel->filter = 0;
3515     panel->split = 0;
3516     panel->top_file = 0;
3517     panel->selected = 0;
3518     panel->marked = 0;
3519     panel->total = 0;
3520     panel->reverse = 0;
3521     panel->dirty = 1;
3522     panel->searching = FALSE;
3523     panel->dirs_marked = 0;
3524     panel->is_panelized = 0;
3525     panel->format = 0;
3526     panel->status_format = 0;
3527     panel->format_modified = 1;
3528
3529     panel->panel_name = g_strdup (panel_name);
3530     panel->user_format = g_strdup (DEFAULT_USER_FORMAT);
3531
3532     panel->codepage = SELECT_CHARSET_NO_TRANSLATE;
3533
3534     for (i = 0; i < LIST_TYPES; i++)
3535         panel->user_status_format[i] = g_strdup (DEFAULT_USER_FORMAT);
3536
3537     panel->search_buffer[0] = '\0';
3538     panel->prev_search_buffer[0] = '\0';
3539     panel->frame_size = frame_half;
3540
3541     section = g_strconcat ("Temporal:", panel->panel_name, (char *) NULL);
3542     if (!mc_config_has_group (mc_main_config, section))
3543     {
3544         g_free (section);
3545         section = g_strdup (panel->panel_name);
3546     }
3547     panel_load_setup (panel, section);
3548     g_free (section);
3549
3550     /* Load format strings */
3551     err = set_panel_formats (panel);
3552     if (err != 0)
3553         set_panel_formats (panel);
3554
3555 #ifdef HAVE_CHARSET
3556     {
3557         const char *enc = vfs_get_encoding (panel->cwd);
3558         if (enc != NULL)
3559             panel->codepage = get_codepage_index (enc);
3560     }
3561 #endif
3562
3563     if (mc_chdir (panel->cwd) != 0)
3564     {
3565         panel->codepage = SELECT_CHARSET_NO_TRANSLATE;
3566         mc_get_current_wd (panel->cwd, sizeof (panel->cwd) - 2);
3567     }
3568
3569     /* Load the default format */
3570     panel->count =
3571         do_load_dir (panel->cwd, &panel->dir, panel->current_sort_field->sort_routine,
3572                      panel->reverse, panel->case_sensitive, panel->exec_first, panel->filter);
3573
3574     /* Restore old right path */
3575     if (curdir[0] != '\0')
3576         err = mc_chdir (curdir);
3577
3578     return panel;
3579 }
3580
3581 /* --------------------------------------------------------------------------------------------- */
3582
3583 void
3584 panel_reload (WPanel * panel)
3585 {
3586     struct stat current_stat;
3587
3588     if (panels_options.fast_reload && !stat (panel->cwd, &current_stat)
3589         && current_stat.st_ctime == panel->dir_stat.st_ctime
3590         && current_stat.st_mtime == panel->dir_stat.st_mtime)
3591         return;
3592
3593     while (mc_chdir (panel->cwd) == -1)
3594     {
3595         char *last_slash;
3596
3597         if (panel->cwd[0] == PATH_SEP && panel->cwd[1] == 0)
3598         {
3599             panel_clean_dir (panel);
3600             panel->count = set_zero_dir (&panel->dir) ? 1 : 0;
3601             return;
3602         }
3603         last_slash = strrchr (panel->cwd, PATH_SEP);
3604         if (!last_slash || last_slash == panel->cwd)
3605             strcpy (panel->cwd, PATH_SEP_STR);
3606         else
3607             *last_slash = 0;
3608         memset (&(panel->dir_stat), 0, sizeof (panel->dir_stat));
3609         show_dir (panel);
3610     }
3611
3612     panel->count =
3613         do_reload_dir (panel->cwd, &panel->dir, panel->current_sort_field->sort_routine,
3614                        panel->count, panel->reverse, panel->case_sensitive,
3615                        panel->exec_first, panel->filter);
3616
3617     panel->dirty = 1;
3618     if (panel->selected >= panel->count)
3619         do_select (panel, panel->count - 1);
3620
3621     recalculate_panel_summary (panel);
3622 }
3623
3624 /* --------------------------------------------------------------------------------------------- */
3625 /* Switches the panel to the mode specified in the format           */
3626 /* Seting up both format and status string. Return: 0 - on success; */
3627 /* 1 - format error; 2 - status error; 3 - errors in both formats.  */
3628
3629 int
3630 set_panel_formats (WPanel * p)
3631 {
3632     format_e *form;
3633     char *err = NULL;
3634     int retcode = 0;
3635
3636     form = use_display_format (p, panel_format (p), &err, 0);
3637
3638     if (err != NULL)
3639     {
3640         g_free (err);
3641         retcode = 1;
3642     }
3643     else
3644     {
3645         delete_format (p->format);
3646         p->format = form;
3647     }
3648
3649     if (show_mini_info)
3650     {
3651         form = use_display_format (p, mini_status_format (p), &err, 1);
3652
3653         if (err != NULL)
3654         {
3655             g_free (err);
3656             retcode += 2;
3657         }
3658         else
3659         {
3660             delete_format (p->status_format);
3661             p->status_format = form;
3662         }
3663     }
3664
3665     panel_format_modified (p);
3666     panel_update_cols (&(p->widget), p->frame_size);
3667
3668     if (retcode)
3669         message (D_ERROR, _("Warning"),
3670                  _("User supplied format looks invalid, reverting to default."));
3671     if (retcode & 0x01)
3672     {
3673         g_free (p->user_format);
3674         p->user_format = g_strdup (DEFAULT_USER_FORMAT);
3675     }
3676     if (retcode & 0x02)
3677     {
3678         g_free (p->user_status_format[p->list_type]);
3679         p->user_status_format[p->list_type] = g_strdup (DEFAULT_USER_FORMAT);
3680     }
3681
3682     return retcode;
3683 }
3684
3685 /* --------------------------------------------------------------------------------------------- */
3686
3687 /* Select current item and readjust the panel */
3688 void
3689 select_item (WPanel * panel)
3690 {
3691     int items = ITEMS (panel);
3692
3693     /* Although currently all over the code we set the selection and
3694        top file to decent values before calling select_item, I could
3695        forget it someday, so it's better to do the actual fitting here */
3696
3697     if (panel->top_file < 0)
3698         panel->top_file = 0;
3699
3700     if (panel->selected < 0)
3701         panel->selected = 0;
3702
3703     if (panel->selected > panel->count - 1)
3704         panel->selected = panel->count - 1;
3705
3706     if (panel->top_file > panel->count - 1)
3707         panel->top_file = panel->count - 1;
3708
3709     if ((panel->count - panel->top_file) < items)
3710     {
3711         panel->top_file = panel->count - items;
3712         if (panel->top_file < 0)
3713             panel->top_file = 0;
3714     }
3715
3716     if (panel->selected < panel->top_file)
3717         panel->top_file = panel->selected;
3718
3719     if ((panel->selected - panel->top_file) >= items)
3720         panel->top_file = panel->selected - items + 1;
3721
3722     panel->dirty = 1;
3723
3724     execute_hooks (select_file_hook);
3725 }
3726
3727 /* --------------------------------------------------------------------------------------------- */
3728 /** Clears all files in the panel, used only when one file was marked */
3729 void
3730 unmark_files (WPanel * panel)
3731 {
3732     int i;
3733
3734     if (!panel->marked)
3735         return;
3736     for (i = 0; i < panel->count; i++)
3737         file_mark (panel, i, 0);
3738
3739     panel->dirs_marked = 0;
3740     panel->marked = 0;
3741     panel->total = 0;
3742 }
3743
3744 /* --------------------------------------------------------------------------------------------- */
3745 /** Recalculate the panels summary information, used e.g. when marked
3746    files might have been removed by an external command */
3747
3748 void
3749 recalculate_panel_summary (WPanel * panel)
3750 {
3751     int i;
3752
3753     panel->marked = 0;
3754     panel->dirs_marked = 0;
3755     panel->total = 0;
3756
3757     for (i = 0; i < panel->count; i++)
3758         if (panel->dir.list[i].f.marked)
3759         {
3760             /* do_file_mark will return immediately if newmark == oldmark.
3761                So we have to first unmark it to get panel's summary information
3762                updated. (Norbert) */
3763             panel->dir.list[i].f.marked = 0;
3764             do_file_mark (panel, i, 1);
3765         }
3766 }
3767
3768 /* --------------------------------------------------------------------------------------------- */
3769 /** This routine marks a file or a directory */
3770
3771 void
3772 do_file_mark (WPanel * panel, int idx, int mark)
3773 {
3774     if (panel->dir.list[idx].f.marked == mark)
3775         return;
3776
3777     /* Only '..' can't be marked, '.' isn't visible */
3778     if (!strcmp (panel->dir.list[idx].fname, ".."))
3779         return;
3780
3781     file_mark (panel, idx, mark);
3782     if (panel->dir.list[idx].f.marked)
3783     {
3784         panel->marked++;
3785         if (S_ISDIR (panel->dir.list[idx].st.st_mode))
3786         {
3787             if (panel->dir.list[idx].f.dir_size_computed)
3788                 panel->total += panel->dir.list[idx].st.st_size;
3789             panel->dirs_marked++;
3790         }
3791         else
3792             panel->total += panel->dir.list[idx].st.st_size;
3793         set_colors (panel);
3794     }
3795     else
3796     {
3797         if (S_ISDIR (panel->dir.list[idx].st.st_mode))
3798         {
3799             if (panel->dir.list[idx].f.dir_size_computed)
3800                 panel->total -= panel->dir.list[idx].st.st_size;
3801             panel->dirs_marked--;
3802         }
3803         else
3804             panel->total -= panel->dir.list[idx].st.st_size;
3805         panel->marked--;
3806     }
3807 }
3808
3809 /* --------------------------------------------------------------------------------------------- */
3810 /**
3811  * Changes the current directory of the panel.
3812  * Record change in the directory history.
3813  */
3814 gboolean
3815 do_panel_cd (struct WPanel *panel, const char *new_dir, enum cd_enum cd_type)
3816 {
3817     gboolean r;
3818
3819     r = _do_panel_cd (panel, new_dir, cd_type);
3820     if (r)
3821         directory_history_add (panel, panel->cwd);
3822     return r;
3823 }
3824
3825 /* --------------------------------------------------------------------------------------------- */
3826
3827 void
3828 file_mark (WPanel * panel, int lc_index, int val)
3829 {
3830     if (panel->dir.list[lc_index].f.marked != val)
3831     {
3832         panel->dir.list[lc_index].f.marked = val;
3833         panel->dirty = 1;
3834     }
3835 }
3836
3837 /* --------------------------------------------------------------------------------------------- */
3838
3839 void
3840 panel_re_sort (WPanel * panel)
3841 {
3842     char *filename;
3843     int i;
3844
3845     if (panel == NULL)
3846         return;
3847
3848     filename = g_strdup (selection (panel)->fname);
3849     unselect_item (panel);
3850     do_sort (&panel->dir, panel->current_sort_field->sort_routine, panel->count - 1, panel->reverse,
3851              panel->case_sensitive, panel->exec_first);
3852     panel->selected = -1;
3853     for (i = panel->count; i; i--)
3854     {
3855         if (!strcmp (panel->dir.list[i - 1].fname, filename))
3856         {
3857             panel->selected = i - 1;
3858             break;
3859         }
3860     }
3861     g_free (filename);
3862     panel->top_file = panel->selected - ITEMS (panel) / 2;
3863     select_item (panel);
3864     panel->dirty = 1;
3865 }
3866
3867 /* --------------------------------------------------------------------------------------------- */
3868
3869 void
3870 panel_set_sort_order (WPanel * panel, const panel_field_t * sort_order)
3871 {
3872     if (sort_order == 0)
3873         return;
3874
3875     panel->current_sort_field = sort_order;
3876
3877     /* The directory is already sorted, we have to load the unsorted stuff */
3878     if (sort_order->sort_routine == (sortfn *) unsorted)
3879     {
3880         char *current_file;
3881
3882         current_file = g_strdup (panel->dir.list[panel->selected].fname);
3883         panel_reload (panel);
3884         try_to_select (panel, current_file);
3885         g_free (current_file);
3886     }
3887     panel_re_sort (panel);
3888 }
3889
3890 /* --------------------------------------------------------------------------------------------- */
3891 /**
3892  * Change panel encoding.
3893  * @param panel WPanel object
3894  */
3895
3896 void
3897 panel_change_encoding (WPanel * panel)
3898 {
3899     const char *encoding = NULL;
3900     char *cd_path;
3901 #ifdef HAVE_CHARSET
3902     char *errmsg;
3903     int r;
3904
3905     r = select_charset (-1, -1, panel->codepage, FALSE);
3906
3907     if (r == SELECT_CHARSET_CANCEL)
3908         return;                 /* Cancel */
3909
3910     panel->codepage = r;
3911
3912     if (panel->codepage == SELECT_CHARSET_NO_TRANSLATE)
3913     {
3914         /* No translation */
3915         g_free (init_translation_table (display_codepage, display_codepage));
3916         cd_path = remove_encoding_from_path (panel->cwd);
3917         do_panel_cd (panel, cd_path, cd_parse_command);
3918         g_free (cd_path);
3919         return;
3920     }
3921
3922     errmsg = init_translation_table (panel->codepage, display_codepage);
3923     if (errmsg != NULL)
3924     {
3925         message (D_ERROR, MSG_ERROR, "%s", errmsg);
3926         g_free (errmsg);
3927         return;
3928     }
3929
3930     encoding = get_codepage_id (panel->codepage);
3931 #endif
3932     if (encoding != NULL)
3933     {
3934         const char *enc;
3935
3936         enc = vfs_get_encoding (panel->cwd);
3937
3938         /* don't add current encoding */
3939         if ((enc == NULL) || (strcmp (encoding, enc) != 0))
3940         {
3941             cd_path = add_encoding_to_path (panel->cwd, encoding);
3942             if (!do_panel_cd (panel, cd_path, cd_parse_command))
3943                 message (D_ERROR, MSG_ERROR, _("Cannot chdir to \"%s\""), cd_path);
3944             g_free (cd_path);
3945         }
3946     }
3947 }
3948
3949 /* --------------------------------------------------------------------------------------------- */
3950 /**
3951  * This routine reloads the directory in both panels. It tries to
3952  * select current_file in current_panel and other_file in other_panel.
3953  * If current_file == -1 then it automatically sets current_file and
3954  * other_file to the currently selected files in the panels.
3955  *
3956  * if force_update has the UP_ONLY_CURRENT bit toggled on, then it
3957  * will not reload the other panel.
3958  */
3959
3960 void
3961 update_panels (int force_update, const char *current_file)
3962 {
3963     int reload_other = !(force_update & UP_ONLY_CURRENT);
3964     WPanel *panel;
3965     int ret;
3966
3967     update_one_panel (get_current_index (), force_update, current_file);
3968     if (reload_other)
3969         update_one_panel (get_other_index (), force_update, UP_KEEPSEL);
3970
3971     if (get_current_type () == view_listing)
3972         panel = (WPanel *) get_panel_widget (get_current_index ());
3973     else
3974         panel = (WPanel *) get_panel_widget (get_other_index ());
3975
3976     ret = mc_chdir (panel->cwd);
3977 }
3978
3979 /* --------------------------------------------------------------------------------------------- */
3980
3981 void
3982 directory_history_add (struct WPanel *panel, const char *dir)
3983 {
3984     char *tmp;
3985
3986     tmp = g_strdup (dir);
3987     strip_password (tmp, 1);
3988
3989     panel->dir_history = list_append_unique (panel->dir_history, tmp);
3990 }
3991
3992 /* --------------------------------------------------------------------------------------------- */
3993
3994 gsize
3995 panel_get_num_of_sortable_fields (void)
3996 {
3997     gsize ret = 0, lc_index;
3998
3999     for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++)
4000         if (panel_fields[lc_index].is_user_choice)
4001             ret++;
4002     return ret;
4003 }
4004
4005 /* --------------------------------------------------------------------------------------------- */
4006
4007 const char **
4008 panel_get_sortable_fields (gsize * array_size)
4009 {
4010     char **ret;
4011     gsize lc_index, i;
4012
4013     lc_index = panel_get_num_of_sortable_fields ();
4014
4015     ret = g_try_new0 (char *, lc_index + 1);
4016     if (ret == NULL)
4017         return NULL;
4018
4019     if (array_size != NULL)
4020         *array_size = lc_index;
4021
4022     lc_index = 0;
4023
4024     for (i = 0; panel_fields[i].id != NULL; i++)
4025         if (panel_fields[i].is_user_choice)
4026             ret[lc_index++] = g_strdup (_(panel_fields[i].title_hotkey));
4027     return (const char **) ret;
4028 }
4029
4030 /* --------------------------------------------------------------------------------------------- */
4031
4032 const panel_field_t *
4033 panel_get_field_by_id (const char *name)
4034 {
4035     gsize lc_index;
4036     for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++)
4037         if (panel_fields[lc_index].id != NULL && strcmp (name, panel_fields[lc_index].id) == 0)
4038             return &panel_fields[lc_index];
4039     return NULL;
4040 }
4041
4042 /* --------------------------------------------------------------------------------------------- */
4043
4044 const panel_field_t *
4045 panel_get_field_by_title_hotkey (const char *name)
4046 {
4047     gsize lc_index;
4048     for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++)
4049         if (panel_fields[lc_index].title_hotkey != NULL &&
4050             strcmp (name, _(panel_fields[lc_index].title_hotkey)) == 0)
4051             return &panel_fields[lc_index];
4052     return NULL;
4053 }
4054
4055 /* --------------------------------------------------------------------------------------------- */
4056
4057 const panel_field_t *
4058 panel_get_field_by_title (const char *name)
4059 {
4060     gsize lc_index;
4061     gchar *title = NULL;
4062
4063     for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++)
4064     {
4065         title = panel_get_title_without_hotkey (panel_fields[lc_index].title_hotkey);
4066         if (panel_fields[lc_index].title_hotkey != NULL && strcmp (name, title) == 0)
4067         {
4068             g_free (title);
4069             return &panel_fields[lc_index];
4070         }
4071     }
4072     g_free (title);
4073     return NULL;
4074 }
4075
4076 /* --------------------------------------------------------------------------------------------- */
4077
4078 gsize
4079 panel_get_num_of_user_possible_fields (void)
4080 {
4081     gsize ret = 0, lc_index;
4082
4083     for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++)
4084         if (panel_fields[lc_index].use_in_user_format)
4085             ret++;
4086     return ret;
4087 }
4088
4089 /* --------------------------------------------------------------------------------------------- */
4090
4091 const char **
4092 panel_get_user_possible_fields (gsize * array_size)
4093 {
4094     char **ret;
4095     gsize lc_index, i;
4096
4097     lc_index = panel_get_num_of_user_possible_fields ();
4098
4099     ret = g_try_new0 (char *, lc_index + 1);
4100     if (ret == NULL)
4101         return NULL;
4102
4103     if (array_size != NULL)
4104         *array_size = lc_index;
4105
4106     lc_index = 0;
4107
4108     for (i = 0; panel_fields[i].id != NULL; i++)
4109         if (panel_fields[i].use_in_user_format)
4110             ret[lc_index++] = g_strdup (_(panel_fields[i].title_hotkey));
4111     return (const char **) ret;
4112 }
4113
4114 /* --------------------------------------------------------------------------------------------- */
4115
4116 void
4117 panel_init (void)
4118 {
4119     panel_sort_up_sign = mc_skin_get ("widget-common", "sort-sign-up", "'");
4120     panel_sort_down_sign = mc_skin_get ("widget-common", "sort-sign-down", ",");
4121
4122     panel_hiddenfiles_sign_show = mc_skin_get ("widget-panel", "hiddenfiles-sign-show", ".");
4123     panel_hiddenfiles_sign_hide = mc_skin_get ("widget-panel", "hiddenfiles-sign-hide", ".");
4124     panel_history_prev_item_sign = mc_skin_get ("widget-panel", "history-prev-item-sign", "<");
4125     panel_history_next_item_sign = mc_skin_get ("widget-panel", "history-next-item-sign", ">");
4126     panel_history_show_list_sign = mc_skin_get ("widget-panel", "history-show-list-sign", "^");
4127
4128 }
4129
4130 /* --------------------------------------------------------------------------------------------- */
4131
4132 void
4133 panel_deinit (void)
4134 {
4135     g_free (panel_sort_up_sign);
4136     g_free (panel_sort_down_sign);
4137
4138     g_free (panel_hiddenfiles_sign_show);
4139     g_free (panel_hiddenfiles_sign_hide);
4140     g_free (panel_history_prev_item_sign);
4141     g_free (panel_history_next_item_sign);
4142     g_free (panel_history_show_list_sign);
4143
4144 }
4145
4146 /* --------------------------------------------------------------------------------------------- */