Manual pages: mcmcdiffmceditmcview

root/src/filemanager/panel.c

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DEFINITIONS

This source file includes following definitions.
  1. panelized_descr_new
  2. panelized_descr_free
  3. set_colors
  4. format_item_free
  5. panel_lines
  6. add_permission_string
  7. string_file_name
  8. ilog10
  9. format_device_number
  10. string_file_size
  11. string_file_size_brief
  12. string_file_type
  13. string_file_mtime
  14. string_file_atime
  15. string_file_ctime
  16. string_file_permission
  17. string_file_perm_octal
  18. string_file_nlinks
  19. string_inode
  20. string_file_nuid
  21. string_file_ngid
  22. string_file_owner
  23. string_file_group
  24. string_marked
  25. string_space
  26. string_dot
  27. file_compute_color
  28. panel_items
  29. format_file
  30. repaint_file
  31. repaint_status
  32. display_mini_info
  33. paint_dir
  34. display_total_marked_size
  35. mini_info_separator
  36. show_free_space
  37. panel_correct_path_to_show
  38. panel_get_encoding_info_str
  39. show_dir
  40. adjust_top_file
  41. panel_save_name
  42. directory_history_add
  43. panel_load_history
  44. panel_save_history
  45. panel_destroy
  46. panel_paint_sort_info
  47. panel_get_title_without_hotkey
  48. panel_print_header
  49. parse_panel_size
  50. parse_display_format
  51. use_display_format
  52. panel_format
  53. mini_status_format
  54. cd_up_dir
  55. maybe_cd
  56. force_maybe_cd
  57. unselect_item
  58. panel_select_ext_cmd
  59. panel_set_current
  60. panel_current_at_half
  61. move_down
  62. move_up
  63. panel_move_current
  64. move_left
  65. move_right
  66. prev_page
  67. goto_parent_dir
  68. next_page
  69. goto_child_dir
  70. goto_top_file
  71. goto_middle_file
  72. goto_bottom_file
  73. move_home
  74. move_end
  75. do_mark_file
  76. mark_file
  77. mark_file_up
  78. mark_file_down
  79. mark_file_right
  80. mark_file_left
  81. panel_select_unselect_files_dialog
  82. panel_select_unselect_files
  83. panel_select_files
  84. panel_unselect_files
  85. panel_select_invert_files
  86. panel_do_set_filter
  87. do_search
  88. start_search
  89. stop_search
  90. do_enter_on_file_entry
  91. do_enter
  92. panel_cycle_listing_format
  93. chdir_other_panel
  94. panel_sync_other
  95. chdir_to_readlink
  96. panel_get_format_field_index_by_name
  97. panel_get_sortable_field_by_format
  98. panel_toggle_sort_order_prev
  99. panel_toggle_sort_order_next
  100. panel_select_sort_order
  101. panel_content_scroll_left
  102. panel_content_scroll_right
  103. panel_content_scroll_home
  104. panel_content_scroll_end
  105. panel_set_sort_type_by_id
  106. get_parent_dir_name
  107. panel_do_cd_int
  108. directory_history_next
  109. directory_history_prev
  110. directory_history_list
  111. panel_execute_cmd
  112. panel_key
  113. panel_callback
  114. mouse_toggle_mark
  115. mouse_set_mark
  116. mark_if_marking
  117. mouse_sort_col
  118. panel_mouse_is_on_item
  119. panel_mouse_callback
  120. reload_panelized
  121. update_one_panel_widget
  122. update_one_panel
  123. event_update_panels
  124. panel_save_current_file_to_clip_file
  125. panel_recursive_cd_to_parent
  126. panel_dir_list_callback
  127. panel_current_entry
  128. panel_set_current_by_name
  129. panel_clean_dir
  130. panel_set_cwd
  131. panel_set_lwd
  132. panel_sized_empty_new
  133. panel_sized_with_dir_new
  134. panel_reload
  135. set_panel_formats
  136. panel_set_filter
  137. select_item
  138. unmark_files
  139. recalculate_panel_summary
  140. do_file_mark
  141. panel_do_cd
  142. file_mark
  143. panel_find_marked_file
  144. panel_get_marked_file
  145. panel_re_sort
  146. panel_set_sort_order
  147. panel_change_encoding
  148. remove_encoding_from_path
  149. update_panels
  150. panel_get_num_of_sortable_fields
  151. panel_get_sortable_fields
  152. panel_get_field_by_id
  153. panel_get_field_by_title_hotkey
  154. panel_get_field_by_title
  155. panel_get_num_of_user_possible_fields
  156. panel_get_user_possible_fields
  157. panel_panelize_cd
  158. panel_panelize_change_root
  159. panel_panelize_absolutize_if_needed
  160. panel_panelize_save
  161. panel_init
  162. panel_deinit
  163. panel_cd

   1 /*
   2    Panel managing.
   3 
   4    Copyright (C) 1994-2025
   5    Free Software Foundation, Inc.
   6 
   7    Written by:
   8    Miguel de Icaza, 1995
   9    Timur Bakeyev, 1997, 1999
  10    Slava Zanko <slavazanko@gmail.com>, 2013
  11    Andrew Borodin <aborodin@vmail.ru>, 2013-2023
  12 
  13    This file is part of the Midnight Commander.
  14 
  15    The Midnight Commander is free software: you can redistribute it
  16    and/or modify it under the terms of the GNU General Public License as
  17    published by the Free Software Foundation, either version 3 of the License,
  18    or (at your option) any later version.
  19 
  20    The Midnight Commander is distributed in the hope that it will be useful,
  21    but WITHOUT ANY WARRANTY; without even the implied warranty of
  22    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23    GNU General Public License for more details.
  24 
  25    You should have received a copy of the GNU General Public License
  26    along with this program.  If not, see <https://www.gnu.org/licenses/>.
  27  */
  28 
  29 /** \file panel.c
  30  *  \brief Source: panel managin module
  31  */
  32 
  33 #include <config.h>
  34 
  35 #include <limits.h>  // UINT_MAX
  36 #include <stdio.h>
  37 #include <stdlib.h>
  38 #include <string.h>
  39 
  40 #include "lib/global.h"
  41 
  42 #include "lib/tty/tty.h"
  43 #include "lib/tty/key.h"  // XCTRL and ALT macros
  44 #include "lib/skin.h"
  45 #include "lib/strutil.h"
  46 #include "lib/mcconfig.h"
  47 #include "lib/vfs/vfs.h"
  48 #include "lib/unixcompat.h"
  49 #include "lib/search.h"
  50 #include "lib/timefmt.h"  // file_date()
  51 #include "lib/util.h"
  52 #include "lib/widget.h"
  53 #include "lib/charsets.h"  // get_codepage_id ()
  54 #include "lib/event.h"
  55 
  56 #include "src/setup.h"  // For loading/saving panel options
  57 #include "src/execute.h"
  58 #include "src/selcodepage.h"  // select_charset (), SELECT_CHARSET_NO_TRANSLATE
  59 #include "src/keymap.h"       // global_keymap_t
  60 #include "src/history.h"
  61 #ifdef ENABLE_SUBSHELL
  62 #include "src/subshell/subshell.h"  // subshell_chdir()
  63 #endif
  64 
  65 #include "src/usermenu.h"
  66 
  67 #include "dir.h"
  68 #include "boxes.h"
  69 #include "tree.h"
  70 #include "ext.h"     // regexp_command
  71 #include "layout.h"  // Most layout variables are here
  72 #include "cmd.h"
  73 #include "command.h"  // cmdline
  74 #include "filemanager.h"
  75 #include "mountlist.h"  // my_statfs
  76 #include "cd.h"         // cd_error_message()
  77 
  78 #include "panel.h"
  79 
  80 /*** global variables ****************************************************************************/
  81 
  82 /* The hook list for the select file function */
  83 hook_t *select_file_hook = NULL;
  84 
  85 mc_fhl_t *mc_filehighlight = NULL;
  86 
  87 /*** file scope macro definitions ****************************************************************/
  88 
  89 typedef enum
  90 {
  91     FATTR_NORMAL = 0,
  92     FATTR_CURRENT,
  93     FATTR_MARKED,
  94     FATTR_MARKED_CURRENT,
  95     FATTR_STATUS
  96 } file_attr_t;
  97 
  98 #define DEFAULT_USER_FORMAT "half type name | size | perm"
  99 
 100 /* select/unselect dialog results */
 101 #define SELECT_RESET ((mc_search_t *) (-1))
 102 #define SELECT_ERROR ((mc_search_t *) (-2))
 103 
 104 /* mouse position relative to file list */
 105 #define MOUSE_UPPER_FILE_LIST (-1)
 106 #define MOUSE_BELOW_FILE_LIST (-2)
 107 #define MOUSE_AFTER_LAST_FILE (-3)
 108 
 109 /*** file scope type declarations ****************************************************************/
 110 
 111 typedef enum
 112 {
 113     MARK_DONT_MOVE = 0,
 114     MARK_DOWN = 1,
 115     MARK_FORCE_DOWN = 2,
 116     MARK_FORCE_UP = 3
 117 } mark_act_t;
 118 
 119 /*
 120  * This describes a format item.  The parse_display_format routine parses
 121  * the user specified format and creates a linked list of format_item_t structures.
 122  */
 123 typedef struct format_item_t
 124 {
 125     int requested_field_len;
 126     int field_len;
 127     align_crt_t just_mode;
 128     gboolean expand;
 129     const char *(*string_fn) (const file_entry_t *fe, int len);
 130     char *title;
 131     const char *id;
 132 } format_item_t;
 133 
 134 /* File name scroll states */
 135 typedef enum
 136 {
 137     FILENAME_NOSCROLL = 1,
 138     FILENAME_SCROLL_LEFT = 2,
 139     FILENAME_SCROLL_RIGHT = 4
 140 } filename_scroll_flag_t;
 141 
 142 /*** forward declarations (file scope functions) *************************************************/
 143 
 144 static const char *string_file_name (const file_entry_t *fe, int len);
 145 static const char *string_file_size (const file_entry_t *fe, int len);
 146 static const char *string_file_size_brief (const file_entry_t *fe, int len);
 147 static const char *string_file_type (const file_entry_t *fe, int len);
 148 static const char *string_file_mtime (const file_entry_t *fe, int len);
 149 static const char *string_file_atime (const file_entry_t *fe, int len);
 150 static const char *string_file_ctime (const file_entry_t *fe, int len);
 151 static const char *string_file_permission (const file_entry_t *fe, int len);
 152 static const char *string_file_perm_octal (const file_entry_t *fe, int len);
 153 static const char *string_file_nlinks (const file_entry_t *fe, int len);
 154 static const char *string_inode (const file_entry_t *fe, int len);
 155 static const char *string_file_nuid (const file_entry_t *fe, int len);
 156 static const char *string_file_ngid (const file_entry_t *fe, int len);
 157 static const char *string_file_owner (const file_entry_t *fe, int len);
 158 static const char *string_file_group (const file_entry_t *fe, int len);
 159 static const char *string_marked (const file_entry_t *fe, int len);
 160 static const char *string_space (const file_entry_t *fe, int len);
 161 static const char *string_dot (const file_entry_t *fe, int len);
 162 
 163 /*** file scope variables ************************************************************************/
 164 
 165 static panel_field_t panel_fields[] = {
 166     { "unsorted", 12, TRUE, J_LEFT_FIT,
 167       // TRANSLATORS: one single character to represent 'unsorted' sort mode
 168       // TRANSLATORS: no need to translate 'sort', it's just a context prefix
 169       N_ ("sort|u"), N_ ("&Unsorted"), TRUE, FALSE, string_file_name, (GCompareFunc) unsorted },
 170     { "name", 12, TRUE, J_LEFT_FIT,
 171       // TRANSLATORS: one single character to represent 'name' sort mode
 172       // TRANSLATORS: no need to translate 'sort', it's just a context prefix
 173       N_ ("sort|n"), N_ ("&Name"), TRUE, TRUE, string_file_name, (GCompareFunc) sort_name },
 174     { "version", 12, TRUE, J_LEFT_FIT,
 175       // TRANSLATORS: one single character to represent 'version' sort mode
 176       // TRANSLATORS: no need to translate 'sort', it's just a context prefix
 177       N_ ("sort|v"), N_ ("&Version"), TRUE, FALSE, string_file_name, (GCompareFunc) sort_vers },
 178     { "extension", 12, TRUE, J_LEFT_FIT,
 179       // TRANSLATORS: one single character to represent 'extension' sort mode
 180       // TRANSLATORS: no need to translate 'sort', it's just a context prefix
 181       N_ ("sort|e"), N_ ("E&xtension"), TRUE, FALSE,
 182       string_file_name,  // TODO: string_file_ext
 183       (GCompareFunc) sort_ext },
 184     { "size", 7, FALSE, J_RIGHT,
 185       // TRANSLATORS: one single character to represent 'size' sort mode
 186       // TRANSLATORS: no need to translate 'sort', it's just a context prefix
 187       N_ ("sort|s"), N_ ("&Size"), TRUE, TRUE, string_file_size, (GCompareFunc) sort_size },
 188     { "bsize", 7, FALSE, J_RIGHT, "", N_ ("Block Size"), FALSE, FALSE, string_file_size_brief,
 189       (GCompareFunc) sort_size },
 190     { "type", 1, FALSE, J_LEFT, "", "", FALSE, TRUE, string_file_type, NULL },
 191     { "mtime", 12, FALSE, J_RIGHT,
 192       // TRANSLATORS: one single character to represent 'Modify time' sort mode
 193       // TRANSLATORS: no need to translate 'sort', it's just a context prefix
 194       N_ ("sort|m"), N_ ("&Modify time"), TRUE, TRUE, string_file_mtime, (GCompareFunc) sort_time },
 195     { "atime", 12, FALSE, J_RIGHT,
 196       // TRANSLATORS: one single character to represent 'Access time' sort mode
 197       // TRANSLATORS: no need to translate 'sort', it's just a context prefix
 198       N_ ("sort|a"), N_ ("&Access time"), TRUE, TRUE, string_file_atime,
 199       (GCompareFunc) sort_atime },
 200     { "ctime", 12, FALSE, J_RIGHT,
 201       // TRANSLATORS: one single character to represent 'Change time' sort mode
 202       // TRANSLATORS: no need to translate 'sort', it's just a context prefix
 203       N_ ("sort|h"), N_ ("C&hange time"), TRUE, TRUE, string_file_ctime,
 204       (GCompareFunc) sort_ctime },
 205     { "perm", 10, FALSE, J_LEFT, "", N_ ("Permission"), FALSE, TRUE, string_file_permission, NULL },
 206     { "mode", 6, FALSE, J_RIGHT, "", N_ ("Perm"), FALSE, TRUE, string_file_perm_octal, NULL },
 207     { "nlink", 2, FALSE, J_RIGHT, "", N_ ("Nl"), FALSE, TRUE, string_file_nlinks, NULL },
 208     { "inode", 5, FALSE, J_RIGHT,
 209       // TRANSLATORS: one single character to represent 'inode' sort mode
 210       // TRANSLATORS: no need to translate 'sort', it's just a context prefix
 211       N_ ("sort|i"), N_ ("&Inode"), TRUE, TRUE, string_inode, (GCompareFunc) sort_inode },
 212     { "nuid", 5, FALSE, J_RIGHT, "", N_ ("UID"), FALSE, FALSE, string_file_nuid, NULL },
 213     { "ngid", 5, FALSE, J_RIGHT, "", N_ ("GID"), FALSE, FALSE, string_file_ngid, NULL },
 214     { "owner", 8, FALSE, J_LEFT_FIT, "", N_ ("Owner"), FALSE, TRUE, string_file_owner, NULL },
 215     { "group", 8, FALSE, J_LEFT_FIT, "", N_ ("Group"), FALSE, TRUE, string_file_group, NULL },
 216     { "mark", 1, FALSE, J_RIGHT, "", " ", FALSE, TRUE, string_marked, NULL },
 217     { "|", 1, FALSE, J_RIGHT, "", " ", FALSE, TRUE, NULL, NULL },
 218     { "space", 1, FALSE, J_RIGHT, "", " ", FALSE, TRUE, string_space, NULL },
 219     { "dot", 1, FALSE, J_RIGHT, "", " ", FALSE, FALSE, string_dot, NULL },
 220     { NULL, 0, FALSE, J_RIGHT, NULL, NULL, FALSE, FALSE, NULL, NULL },
 221 };
 222 
 223 static char *panel_sort_up_char = NULL;
 224 static char *panel_sort_down_char = NULL;
 225 static int panel_sort_up_indicator_width = 0;
 226 static int panel_sort_down_indicator_width = 0;
 227 
 228 static char *panel_hiddenfiles_show_char = NULL;
 229 static char *panel_hiddenfiles_hide_char = NULL;
 230 static char *panel_history_prev_item_char = NULL;
 231 static char *panel_history_next_item_char = NULL;
 232 static char *panel_history_show_list_char = NULL;
 233 static char *panel_filename_scroll_left_char = NULL;
 234 static char *panel_filename_scroll_right_char = NULL;
 235 
 236 /* Panel that selection started */
 237 static WPanel *mouse_mark_panel = NULL;
 238 
 239 static gboolean mouse_marking = FALSE;
 240 static int state_mark = 0;
 241 
 242 static GString *string_file_name_buffer;
 243 
 244 /* --------------------------------------------------------------------------------------------- */
 245 /*** file scope functions ************************************************************************/
 246 /* --------------------------------------------------------------------------------------------- */
 247 
 248 static panelized_descr_t *
 249 panelized_descr_new (void)
     /* [previous][next][first][last][top][bottom][index][help]  */
 250 {
 251     panelized_descr_t *p;
 252 
 253     p = g_new0 (panelized_descr_t, 1);
 254     p->list.len = -1;
 255 
 256     return p;
 257 }
 258 
 259 /* --------------------------------------------------------------------------------------------- */
 260 
 261 static void
 262 panelized_descr_free (panelized_descr_t *p)
     /* [previous][next][first][last][top][bottom][index][help]  */
 263 {
 264     if (p != NULL)
 265     {
 266         dir_list_free_list (&p->list);
 267         vfs_path_free (p->root_vpath, TRUE);
 268         g_free (p);
 269     }
 270 }
 271 
 272 /* --------------------------------------------------------------------------------------------- */
 273 
 274 static void
 275 set_colors (const WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
 276 {
 277     (void) panel;
 278 
 279     tty_set_normal_attrs ();
 280     tty_setcolor (NORMAL_COLOR);
 281 }
 282 
 283 /* --------------------------------------------------------------------------------------------- */
 284 /** Delete format_item_t object */
 285 
 286 static void
 287 format_item_free (format_item_t *format)
     /* [previous][next][first][last][top][bottom][index][help]  */
 288 {
 289     g_free (format->title);
 290     g_free (format);
 291 }
 292 
 293 /* --------------------------------------------------------------------------------------------- */
 294 /** Extract the number of available lines in a panel */
 295 
 296 static int
 297 panel_lines (const WPanel *p)
     /* [previous][next][first][last][top][bottom][index][help]  */
 298 {
 299     // 3 lines are: top frame, column header, bottom frame
 300     return (CONST_WIDGET (p)->rect.lines - 3 - (panels_options.show_mini_info ? 2 : 0));
 301 }
 302 
 303 /* --------------------------------------------------------------------------------------------- */
 304 /** This code relies on the default justification!!! */
 305 
 306 static void
 307 add_permission_string (const char *dest, int width, file_entry_t *fe, file_attr_t attr, int color,
     /* [previous][next][first][last][top][bottom][index][help]  */
 308                        gboolean is_octal)
 309 {
 310     int i, r, l;
 311 
 312     l = get_user_permissions (&fe->st);
 313 
 314     if (is_octal)
 315     {
 316         // Place of the access bit in octal mode
 317         l = width + l - 3;
 318         r = l + 1;
 319     }
 320     else
 321     {
 322         // The same to the triplet in string mode
 323         l = l * 3 + 1;
 324         r = l + 3;
 325     }
 326 
 327     for (i = 0; i < width; i++)
 328     {
 329         if (i >= l && i < r)
 330         {
 331             if (attr == FATTR_CURRENT || attr == FATTR_MARKED_CURRENT)
 332                 tty_setcolor (MARKED_SELECTED_COLOR);
 333             else
 334                 tty_setcolor (MARKED_COLOR);
 335         }
 336         else if (color >= 0)
 337             tty_setcolor (color);
 338         else
 339             tty_lowlevel_setcolor (-color);
 340 
 341         tty_print_char (dest[i]);
 342     }
 343 }
 344 
 345 /* --------------------------------------------------------------------------------------------- */
 346 /** String representations of various file attributes name */
 347 
 348 static const char *
 349 string_file_name (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 350 {
 351     (void) len;
 352 
 353     mc_g_string_copy (string_file_name_buffer, fe->fname);
 354 
 355     return string_file_name_buffer->str;
 356 }
 357 
 358 /* --------------------------------------------------------------------------------------------- */
 359 
 360 static unsigned int
 361 ilog10 (dev_t n)
     /* [previous][next][first][last][top][bottom][index][help]  */
 362 {
 363     unsigned int digits = 0;
 364 
 365     do
 366     {
 367         digits++;
 368         n /= 10;
 369     }
 370     while (n != 0);
 371 
 372     return digits;
 373 }
 374 
 375 /* --------------------------------------------------------------------------------------------- */
 376 
 377 static void
 378 format_device_number (char *buf, size_t bufsize, dev_t dev)
     /* [previous][next][first][last][top][bottom][index][help]  */
 379 {
 380     dev_t major_dev, minor_dev;
 381     unsigned int major_digits, minor_digits;
 382 
 383     major_dev = major (dev);
 384     major_digits = ilog10 (major_dev);
 385 
 386     minor_dev = minor (dev);
 387     minor_digits = ilog10 (minor_dev);
 388 
 389     g_assert (bufsize >= 1);
 390 
 391     if (major_digits + 1 + minor_digits + 1 <= bufsize)
 392         g_snprintf (buf, bufsize, "%lu,%lu", (unsigned long) major_dev, (unsigned long) minor_dev);
 393     else
 394         g_strlcpy (buf, _ ("[dev]"), bufsize);
 395 }
 396 
 397 /* --------------------------------------------------------------------------------------------- */
 398 /** size */
 399 
 400 static const char *
 401 string_file_size (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 402 {
 403     static char buffer[BUF_TINY];
 404 
 405     // Don't ever show size of ".." since we don't calculate it
 406     if (DIR_IS_DOTDOT (fe->fname->str))
 407         return _ ("UP--DIR");
 408 
 409 #ifdef HAVE_STRUCT_STAT_ST_RDEV
 410     if (S_ISBLK (fe->st.st_mode) || S_ISCHR (fe->st.st_mode))
 411         format_device_number (buffer, len + 1, fe->st.st_rdev);
 412     else
 413 #endif
 414         size_trunc_len (buffer, (unsigned int) len, fe->st.st_size, 0, panels_options.kilobyte_si);
 415 
 416     return buffer;
 417 }
 418 
 419 /* --------------------------------------------------------------------------------------------- */
 420 /** bsize */
 421 
 422 static const char *
 423 string_file_size_brief (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 424 {
 425     if (S_ISLNK (fe->st.st_mode) && !link_isdir (fe))
 426         return _ ("SYMLINK");
 427 
 428     if ((S_ISDIR (fe->st.st_mode) || link_isdir (fe)) && !fe->f.dir_size_computed
 429         && !DIR_IS_DOTDOT (fe->fname->str))
 430         return _ ("SUB-DIR");
 431 
 432     return string_file_size (fe, len);
 433 }
 434 
 435 /* --------------------------------------------------------------------------------------------- */
 436 /** This functions return a string representation of a file entry type */
 437 
 438 static const char *
 439 string_file_type (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 440 {
 441     static char buffer[2];
 442 
 443     (void) len;
 444 
 445     if (S_ISDIR (fe->st.st_mode))
 446         buffer[0] = PATH_SEP;
 447     else if (S_ISLNK (fe->st.st_mode))
 448     {
 449         if (link_isdir (fe))
 450             buffer[0] = '~';
 451         else if (fe->f.stale_link != 0)
 452             buffer[0] = '!';
 453         else
 454             buffer[0] = '@';
 455     }
 456     else if (S_ISCHR (fe->st.st_mode))
 457         buffer[0] = '-';
 458     else if (S_ISSOCK (fe->st.st_mode))
 459         buffer[0] = '=';
 460     else if (S_ISDOOR (fe->st.st_mode))
 461         buffer[0] = '>';
 462     else if (S_ISBLK (fe->st.st_mode))
 463         buffer[0] = '+';
 464     else if (S_ISFIFO (fe->st.st_mode))
 465         buffer[0] = '|';
 466     else if (S_ISNAM (fe->st.st_mode))
 467         buffer[0] = '#';
 468     else if (!S_ISREG (fe->st.st_mode))
 469         buffer[0] = '?';  // non-regular of unknown kind
 470     else if (is_exe (fe->st.st_mode))
 471         buffer[0] = '*';
 472     else
 473         buffer[0] = ' ';
 474     buffer[1] = '\0';
 475     return buffer;
 476 }
 477 
 478 /* --------------------------------------------------------------------------------------------- */
 479 /** mtime */
 480 
 481 static const char *
 482 string_file_mtime (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 483 {
 484     (void) len;
 485 
 486     return file_date (fe->st.st_mtime);
 487 }
 488 
 489 /* --------------------------------------------------------------------------------------------- */
 490 /** atime */
 491 
 492 static const char *
 493 string_file_atime (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 494 {
 495     (void) len;
 496 
 497     return file_date (fe->st.st_atime);
 498 }
 499 
 500 /* --------------------------------------------------------------------------------------------- */
 501 /** ctime */
 502 
 503 static const char *
 504 string_file_ctime (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 505 {
 506     (void) len;
 507 
 508     return file_date (fe->st.st_ctime);
 509 }
 510 
 511 /* --------------------------------------------------------------------------------------------- */
 512 /** perm */
 513 
 514 static const char *
 515 string_file_permission (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 516 {
 517     (void) len;
 518 
 519     return string_perm (fe->st.st_mode);
 520 }
 521 
 522 /* --------------------------------------------------------------------------------------------- */
 523 /** mode */
 524 
 525 static const char *
 526 string_file_perm_octal (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 527 {
 528     static char buffer[10];
 529 
 530     (void) len;
 531 
 532     g_snprintf (buffer, sizeof (buffer), "0%06lo", (unsigned long) fe->st.st_mode);
 533     return buffer;
 534 }
 535 
 536 /* --------------------------------------------------------------------------------------------- */
 537 /** nlink */
 538 
 539 static const char *
 540 string_file_nlinks (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 541 {
 542     static char buffer[BUF_TINY];
 543 
 544     (void) len;
 545 
 546     g_snprintf (buffer, sizeof (buffer), "%16d", (int) fe->st.st_nlink);
 547     return buffer;
 548 }
 549 
 550 /* --------------------------------------------------------------------------------------------- */
 551 /** inode */
 552 
 553 static const char *
 554 string_inode (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 555 {
 556     static char buffer[10];
 557 
 558     (void) len;
 559 
 560     g_snprintf (buffer, sizeof (buffer), "%lu", (unsigned long) fe->st.st_ino);
 561     return buffer;
 562 }
 563 
 564 /* --------------------------------------------------------------------------------------------- */
 565 /** nuid */
 566 
 567 static const char *
 568 string_file_nuid (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 569 {
 570     static char buffer[10];
 571 
 572     (void) len;
 573 
 574     g_snprintf (buffer, sizeof (buffer), "%lu", (unsigned long) fe->st.st_uid);
 575     return buffer;
 576 }
 577 
 578 /* --------------------------------------------------------------------------------------------- */
 579 /** ngid */
 580 
 581 static const char *
 582 string_file_ngid (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 583 {
 584     static char buffer[10];
 585 
 586     (void) len;
 587 
 588     g_snprintf (buffer, sizeof (buffer), "%lu", (unsigned long) fe->st.st_gid);
 589     return buffer;
 590 }
 591 
 592 /* --------------------------------------------------------------------------------------------- */
 593 /** owner */
 594 
 595 static const char *
 596 string_file_owner (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 597 {
 598     (void) len;
 599 
 600     return get_owner (fe->st.st_uid);
 601 }
 602 
 603 /* --------------------------------------------------------------------------------------------- */
 604 /** group */
 605 
 606 static const char *
 607 string_file_group (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 608 {
 609     (void) len;
 610 
 611     return get_group (fe->st.st_gid);
 612 }
 613 
 614 /* --------------------------------------------------------------------------------------------- */
 615 /** mark */
 616 
 617 static const char *
 618 string_marked (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 619 {
 620     (void) len;
 621 
 622     return fe->f.marked != 0 ? "*" : " ";
 623 }
 624 
 625 /* --------------------------------------------------------------------------------------------- */
 626 /** space */
 627 
 628 static const char *
 629 string_space (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 630 {
 631     (void) fe;
 632     (void) len;
 633 
 634     return " ";
 635 }
 636 
 637 /* --------------------------------------------------------------------------------------------- */
 638 /** dot */
 639 
 640 static const char *
 641 string_dot (const file_entry_t *fe, int len)
     /* [previous][next][first][last][top][bottom][index][help]  */
 642 {
 643     (void) fe;
 644     (void) len;
 645 
 646     return ".";
 647 }
 648 
 649 /* --------------------------------------------------------------------------------------------- */
 650 
 651 static int
 652 file_compute_color (const file_attr_t attr, file_entry_t *fe)
     /* [previous][next][first][last][top][bottom][index][help]  */
 653 {
 654     switch (attr)
 655     {
 656     case FATTR_CURRENT:
 657         return (SELECTED_COLOR);
 658     case FATTR_MARKED:
 659         return (MARKED_COLOR);
 660     case FATTR_MARKED_CURRENT:
 661         return (MARKED_SELECTED_COLOR);
 662     case FATTR_STATUS:
 663         return (NORMAL_COLOR);
 664     case FATTR_NORMAL:
 665     default:
 666         if (!panels_options.filetype_mode)
 667             return (NORMAL_COLOR);
 668     }
 669 
 670     return mc_fhl_get_color (mc_filehighlight, fe);
 671 }
 672 
 673 /* --------------------------------------------------------------------------------------------- */
 674 /** Returns the number of items in the given panel */
 675 
 676 static int
 677 panel_items (const WPanel *p)
     /* [previous][next][first][last][top][bottom][index][help]  */
 678 {
 679     return panel_lines (p) * p->list_cols;
 680 }
 681 
 682 /* --------------------------------------------------------------------------------------------- */
 683 /** Formats the file number file_index of panel in the buffer dest */
 684 
 685 static filename_scroll_flag_t
 686 format_file (WPanel *panel, int file_index, int width, file_attr_t attr, gboolean isstatus,
     /* [previous][next][first][last][top][bottom][index][help]  */
 687              int *field_length)
 688 {
 689     int color = NORMAL_COLOR;
 690     int length = 0;
 691     GSList *format, *home;
 692     file_entry_t *fe = NULL;
 693     filename_scroll_flag_t res = FILENAME_NOSCROLL;
 694 
 695     *field_length = 0;
 696 
 697     if (panel->dir.len != 0 && file_index < panel->dir.len)
 698     {
 699         fe = &panel->dir.list[file_index];
 700         color = file_compute_color (attr, fe);
 701     }
 702 
 703     home = isstatus ? panel->status_format : panel->format;
 704 
 705     for (format = home; format != NULL && length != width; format = g_slist_next (format))
 706     {
 707         format_item_t *fi = (format_item_t *) format->data;
 708 
 709         if (fi->string_fn != NULL)
 710         {
 711             const char *txt = " ";
 712             int len, perm = 0;
 713             const char *prepared_text;
 714             int name_offset = 0;
 715 
 716             if (fe != NULL)
 717                 txt = fi->string_fn (fe, fi->field_len);
 718 
 719             len = fi->field_len;
 720             if (len + length > width)
 721                 len = width - length;
 722             if (len <= 0)
 723                 break;
 724 
 725             if (!isstatus && strcmp (fi->id, "name") == 0)
 726             {
 727                 const int str_len = str_length (txt);
 728                 const unsigned int len_diff = (unsigned int) DOZ (str_len, len);
 729 
 730                 *field_length = len + 1;
 731 
 732                 panel->max_shift = MAX (panel->max_shift, len_diff);
 733 
 734                 if (len_diff != 0)
 735                 {
 736                     const unsigned int shift = MIN (panel->content_shift, len_diff);
 737 
 738                     if (shift != 0)
 739                         res |= FILENAME_SCROLL_LEFT;
 740 
 741                     name_offset = str_offset_to_pos (txt, shift);
 742                     if (str_length (txt + name_offset) > len)
 743                         res |= FILENAME_SCROLL_RIGHT;
 744                 }
 745             }
 746 
 747             if (panels_options.permission_mode)
 748             {
 749                 if (strcmp (fi->id, "perm") == 0)
 750                     perm = 1;
 751                 else if (strcmp (fi->id, "mode") == 0)
 752                     perm = 2;
 753             }
 754 
 755             if (color >= 0)
 756                 tty_setcolor (color);
 757             else
 758                 tty_lowlevel_setcolor (-color);
 759 
 760             if (!isstatus)
 761                 prepared_text = str_fit_to_term (txt + name_offset, len, HIDE_FIT (fi->just_mode));
 762             else
 763                 prepared_text = str_fit_to_term (txt, len, fi->just_mode);
 764 
 765             if (perm != 0 && fe != NULL)
 766                 add_permission_string (prepared_text, fi->field_len, fe, attr, color, perm != 1);
 767             else
 768                 tty_print_string (prepared_text);
 769 
 770             length += len;
 771         }
 772         else
 773         {
 774             if (attr == FATTR_CURRENT || attr == FATTR_MARKED_CURRENT)
 775                 tty_setcolor (SELECTED_COLOR);
 776             else
 777                 tty_setcolor (NORMAL_COLOR);
 778             tty_print_one_vline (TRUE);
 779             length++;
 780         }
 781     }
 782 
 783     if (length < width)
 784     {
 785         int y, x;
 786 
 787         tty_getyx (&y, &x);
 788         tty_draw_hline (y, x, ' ', width - length);
 789     }
 790 
 791     return res;
 792 }
 793 
 794 /* --------------------------------------------------------------------------------------------- */
 795 
 796 static void
 797 repaint_file (WPanel *panel, int file_index, file_attr_t attr)
     /* [previous][next][first][last][top][bottom][index][help]  */
 798 {
 799     Widget *w = WIDGET (panel);
 800 
 801     int nth_column = 0;
 802     int width;
 803     int offset = 0;
 804     filename_scroll_flag_t ret_frm;
 805     int ypos = 0;
 806     gboolean panel_is_split;
 807     int fln = 0;
 808 
 809     panel_is_split = panel->list_cols > 1;
 810     width = w->rect.cols - 2;
 811 
 812     if (panel_is_split)
 813     {
 814         nth_column = (file_index - panel->top) / panel_lines (panel);
 815         width /= panel->list_cols;
 816 
 817         offset = width * nth_column;
 818 
 819         if (nth_column + 1 >= panel->list_cols)
 820             width = w->rect.cols - offset - 2;
 821     }
 822 
 823     // Nothing to paint
 824     if (width <= 0)
 825         return;
 826 
 827     ypos = file_index - panel->top;
 828 
 829     if (panel_is_split)
 830         ypos %= panel_lines (panel);
 831 
 832     ypos += 2;  // top frame and header
 833     widget_gotoyx (w, ypos, offset + 1);
 834 
 835     ret_frm = format_file (panel, file_index, width, attr, FALSE, &fln);
 836 
 837     if (panel_is_split && nth_column + 1 < panel->list_cols)
 838     {
 839         tty_setcolor (NORMAL_COLOR);
 840         tty_print_one_vline (TRUE);
 841     }
 842 
 843     if (ret_frm != FILENAME_NOSCROLL)
 844     {
 845         if (!panel_is_split && fln > 0)
 846         {
 847             if (panel->list_format != list_long)
 848                 width = fln;
 849             else
 850             {
 851                 offset = width - fln + 1;
 852                 width = fln - 1;
 853             }
 854         }
 855 
 856         const int file_color =
 857             attr == FATTR_CURRENT || attr == FATTR_MARKED_CURRENT ? SELECTED_COLOR : NORMAL_COLOR;
 858 
 859         if ((ret_frm & FILENAME_SCROLL_LEFT) != 0)
 860         {
 861             const int scroll_left_char_color =
 862                 panel->list_format == list_long ? file_color : NORMAL_COLOR;
 863 
 864             widget_gotoyx (w, ypos, offset);
 865             tty_setcolor (scroll_left_char_color);
 866             tty_print_string (panel_filename_scroll_left_char);
 867         }
 868 
 869         if ((ret_frm & FILENAME_SCROLL_RIGHT) != 0)
 870         {
 871             offset += width;
 872             if (nth_column + 1 >= panel->list_cols)
 873                 offset++;
 874 
 875             const int scroll_right_char_color =
 876                 panel->list_format != list_long && g_slist_length (panel->format) > 2
 877                 ? file_color
 878                 : NORMAL_COLOR;
 879 
 880             widget_gotoyx (w, ypos, offset);
 881             tty_setcolor (scroll_right_char_color);
 882             tty_print_string (panel_filename_scroll_right_char);
 883         }
 884     }
 885 }
 886 
 887 /* --------------------------------------------------------------------------------------------- */
 888 
 889 static void
 890 repaint_status (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
 891 {
 892     int width;
 893 
 894     width = WIDGET (panel)->rect.cols - 2;
 895     if (width > 0)
 896     {
 897         int fln = 0;
 898 
 899         (void) format_file (panel, panel->current, width, FATTR_STATUS, TRUE, &fln);
 900     }
 901 }
 902 
 903 /* --------------------------------------------------------------------------------------------- */
 904 
 905 static void
 906 display_mini_info (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
 907 {
 908     Widget *w = WIDGET (panel);
 909     const file_entry_t *fe;
 910 
 911     if (!panels_options.show_mini_info)
 912         return;
 913 
 914     widget_gotoyx (w, panel_lines (panel) + 3, 1);
 915 
 916     if (panel->quick_search.active)
 917     {
 918         tty_setcolor (INPUT_COLOR);
 919         tty_print_char ('/');
 920         tty_print_string (
 921             str_fit_to_term (panel->quick_search.buffer->str, w->rect.cols - 3, J_LEFT));
 922         return;
 923     }
 924 
 925     // Status resolves links and show them
 926     set_colors (panel);
 927 
 928     fe = panel_current_entry (panel);
 929 
 930     if (fe == NULL)
 931         // NULL is in case of filter that doesn't match anything
 932         repaint_status (panel);
 933     else if (S_ISLNK (fe->st.st_mode))
 934     {
 935         char link_target[MC_MAXPATHLEN];
 936         vfs_path_t *lc_link_vpath;
 937         int len;
 938 
 939         lc_link_vpath = vfs_path_append_new (panel->cwd_vpath, fe->fname->str, (char *) NULL);
 940         len = mc_readlink (lc_link_vpath, link_target, MC_MAXPATHLEN - 1);
 941         vfs_path_free (lc_link_vpath, TRUE);
 942         if (len > 0)
 943         {
 944             link_target[len] = 0;
 945             tty_print_string ("-> ");
 946             tty_print_string (str_fit_to_term (link_target, w->rect.cols - 5, J_LEFT_FIT));
 947         }
 948         else
 949             tty_print_string (str_fit_to_term (_ ("<readlink failed>"), w->rect.cols - 2, J_LEFT));
 950     }
 951     else if (DIR_IS_DOTDOT (fe->fname->str))
 952     {
 953         /* FIXME:
 954          * while loading directory (dir_list_load() and dir_list_reload()),
 955          * the actual stat info about ".." directory isn't got;
 956          * so just don't display incorrect info about ".." directory */
 957         tty_print_string (str_fit_to_term (_ ("UP--DIR"), w->rect.cols - 2, J_LEFT));
 958     }
 959     else
 960         // Default behavior
 961         repaint_status (panel);
 962 }
 963 
 964 /* --------------------------------------------------------------------------------------------- */
 965 
 966 static void
 967 paint_dir (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
 968 {
 969     int i;
 970     int items;  // Number of items
 971 
 972     items = panel_items (panel);
 973     // reset max len of filename because we have the new max length for the new file list
 974     panel->max_shift = 0;
 975 
 976     for (i = 0; i < items; i++)
 977     {
 978         file_attr_t attr = FATTR_NORMAL;  // Color value of the line
 979         int n;
 980         gboolean marked;
 981 
 982         n = i + panel->top;
 983         marked = (panel->dir.list[n].f.marked != 0);
 984 
 985         if (n < panel->dir.len)
 986         {
 987             if (panel->current == n && panel->active)
 988                 attr = marked ? FATTR_MARKED_CURRENT : FATTR_CURRENT;
 989             else if (marked)
 990                 attr = FATTR_MARKED;
 991         }
 992 
 993         repaint_file (panel, n, attr);
 994     }
 995 
 996     tty_set_normal_attrs ();
 997 }
 998 
 999 /* --------------------------------------------------------------------------------------------- */
1000 
1001 static void
1002 display_total_marked_size (const WPanel *panel, int y, int x, gboolean size_only)
     /* [previous][next][first][last][top][bottom][index][help]  */
1003 {
1004     const Widget *w = CONST_WIDGET (panel);
1005 
1006     char buffer[BUF_SMALL], b_bytes[BUF_SMALL];
1007     const char *buf;
1008     int cols;
1009 
1010     if (panel->marked <= 0)
1011         return;
1012 
1013     buf = size_only ? b_bytes : buffer;
1014     cols = w->rect.cols - 2;
1015 
1016     g_strlcpy (b_bytes, size_trunc_sep (panel->total, panels_options.kilobyte_si),
1017                sizeof (b_bytes));
1018 
1019     if (!size_only)
1020         g_snprintf (buffer, sizeof (buffer),
1021                     ngettext ("%s in %d file", "%s in %d files", panel->marked), b_bytes,
1022                     panel->marked);
1023 
1024     // don't forget spaces around buffer content
1025     buf = str_trunc (buf, cols - 4);
1026 
1027     if (x < 0)
1028         // center in panel
1029         x = (w->rect.cols - str_term_width1 (buf)) / 2 - 1;
1030 
1031     /*
1032      * y == panel_lines (panel) + 2  for mini_info_separator
1033      * y == w->lines - 1             for panel bottom frame
1034      */
1035     widget_gotoyx (w, y, x);
1036     tty_setcolor (MARKED_COLOR);
1037     tty_printf (" %s ", buf);
1038 }
1039 
1040 /* --------------------------------------------------------------------------------------------- */
1041 
1042 static void
1043 mini_info_separator (const WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1044 {
1045     if (panels_options.show_mini_info)
1046     {
1047         const Widget *w = CONST_WIDGET (panel);
1048         int y;
1049 
1050         y = panel_lines (panel) + 2;
1051 
1052         tty_setcolor (NORMAL_COLOR);
1053         tty_draw_hline (w->rect.y + y, w->rect.x + 1, ACS_HLINE, w->rect.cols - 2);
1054         /* Status displays total marked size.
1055          * Centered in panel, full format. */
1056         display_total_marked_size (panel, y, -1, FALSE);
1057     }
1058 }
1059 
1060 /* --------------------------------------------------------------------------------------------- */
1061 
1062 static void
1063 show_free_space (const WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1064 {
1065     // Used to figure out how many free space we have
1066     static struct my_statfs myfs_stats;
1067     // Old current working directory for displaying free space
1068     static char *old_cwd = NULL;
1069 
1070     // Don't try to stat non-local fs
1071     if (!vfs_file_is_local (panel->cwd_vpath) || !free_space)
1072         return;
1073 
1074     if (old_cwd == NULL || strcmp (old_cwd, vfs_path_as_str (panel->cwd_vpath)) != 0)
1075     {
1076         char rpath[PATH_MAX];
1077 
1078         init_my_statfs ();
1079         g_free (old_cwd);
1080         old_cwd = g_strdup (vfs_path_as_str (panel->cwd_vpath));
1081 
1082         if (mc_realpath (old_cwd, rpath) == NULL)
1083             return;
1084 
1085         my_statfs (&myfs_stats, rpath);
1086     }
1087 
1088     if (myfs_stats.avail != 0 || myfs_stats.total != 0)
1089     {
1090         const Widget *w = CONST_WIDGET (panel);
1091         char buffer1[6], buffer2[6], tmp[BUF_SMALL];
1092 
1093         size_trunc_len (buffer1, sizeof (buffer1) - 1, myfs_stats.avail, 1,
1094                         panels_options.kilobyte_si);
1095         size_trunc_len (buffer2, sizeof (buffer2) - 1, myfs_stats.total, 1,
1096                         panels_options.kilobyte_si);
1097         g_snprintf (tmp, sizeof (tmp), " %s / %s (%d%%) ", buffer1, buffer2,
1098                     myfs_stats.total == 0
1099                         ? 0
1100                         : (int) (100 * (long double) myfs_stats.avail / myfs_stats.total));
1101         widget_gotoyx (w, w->rect.lines - 1, w->rect.cols - 2 - (int) strlen (tmp));
1102         tty_setcolor (NORMAL_COLOR);
1103         tty_print_string (tmp);
1104     }
1105 }
1106 
1107 /* --------------------------------------------------------------------------------------------- */
1108 /**
1109  * Prepare path string for showing in panel's header.
1110  * Passwords will removed, also home dir will replaced by ~
1111  *
1112  * @param panel WPanel object
1113  *
1114  * @return newly allocated string.
1115  */
1116 
1117 static char *
1118 panel_correct_path_to_show (const WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1119 {
1120     vfs_path_t *last_vpath;
1121     const vfs_path_element_t *path_element;
1122     char *return_path;
1123     int elements_count;
1124 
1125     elements_count = vfs_path_elements_count (panel->cwd_vpath);
1126 
1127     // get last path element
1128     path_element = vfs_path_element_clone (vfs_path_get_by_index (panel->cwd_vpath, -1));
1129 
1130     if (elements_count > 1
1131         && (strcmp (path_element->class->name, "cpiofs") == 0
1132             || strcmp (path_element->class->name, "extfs") == 0
1133             || strcmp (path_element->class->name, "tarfs") == 0))
1134     {
1135         const char *archive_name;
1136         const vfs_path_element_t *prev_path_element;
1137 
1138         // get previous path element for catching archive name
1139         prev_path_element = vfs_path_get_by_index (panel->cwd_vpath, -2);
1140         archive_name = strrchr (prev_path_element->path, PATH_SEP);
1141         if (archive_name != NULL)
1142             last_vpath = vfs_path_from_str_flags (archive_name + 1, VPF_NO_CANON);
1143         else
1144         {
1145             last_vpath = vfs_path_from_str_flags (prev_path_element->path, VPF_NO_CANON);
1146             last_vpath->relative = TRUE;
1147         }
1148     }
1149     else
1150         last_vpath = vfs_path_new (TRUE);
1151 
1152     vfs_path_add_element (last_vpath, path_element);
1153     return_path = vfs_path_to_str_flags (last_vpath, 0,
1154                                          VPF_STRIP_HOME | VPF_STRIP_PASSWORD | VPF_HIDE_CHARSET);
1155     vfs_path_free (last_vpath, TRUE);
1156 
1157     return return_path;
1158 }
1159 
1160 /* --------------------------------------------------------------------------------------------- */
1161 /**
1162  * Get Current path element encoding
1163  *
1164  * @param panel WPanel object
1165  *
1166  * @return newly allocated string or NULL if path charset is same as system charset
1167  */
1168 
1169 static char *
1170 panel_get_encoding_info_str (const WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1171 {
1172     char *ret_str = NULL;
1173     const vfs_path_element_t *path_element;
1174 
1175     path_element = vfs_path_get_by_index (panel->cwd_vpath, -1);
1176     if (path_element->encoding != NULL)
1177         ret_str = g_strdup_printf ("[%s]", path_element->encoding);
1178 
1179     return ret_str;
1180 }
1181 
1182 /* --------------------------------------------------------------------------------------------- */
1183 
1184 static void
1185 show_dir (const WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1186 {
1187     const Widget *w = CONST_WIDGET (panel);
1188     gchar *tmp;
1189 
1190     set_colors (panel);
1191     tty_draw_box (w->rect.y, w->rect.x, w->rect.lines, w->rect.cols, FALSE);
1192 
1193     if (panels_options.show_mini_info)
1194     {
1195         int y;
1196 
1197         y = panel_lines (panel) + 2;
1198 
1199         widget_gotoyx (w, y, 0);
1200         tty_print_alt_char (ACS_LTEE, FALSE);
1201         widget_gotoyx (w, y, w->rect.cols - 1);
1202         tty_print_alt_char (ACS_RTEE, FALSE);
1203     }
1204 
1205     widget_gotoyx (w, 0, 1);
1206     tty_print_string (panel_history_prev_item_char);
1207 
1208     tmp = panels_options.show_dot_files ? panel_hiddenfiles_show_char : panel_hiddenfiles_hide_char;
1209     tmp = g_strdup_printf ("%s[%s]%s", tmp, panel_history_show_list_char,
1210                            panel_history_next_item_char);
1211 
1212     widget_gotoyx (w, 0, w->rect.cols - 6);
1213     tty_print_string (tmp);
1214 
1215     g_free (tmp);
1216 
1217     widget_gotoyx (w, 0, 3);
1218 
1219     if (panel->is_panelized)
1220         tty_printf (" %s ", _ ("Panelize"));
1221     else
1222     {
1223         tmp = panel_get_encoding_info_str (panel);
1224         if (tmp != NULL)
1225         {
1226             tty_printf ("%s", tmp);
1227             widget_gotoyx (w, 0, 3 + strlen (tmp));
1228             g_free (tmp);
1229         }
1230     }
1231 
1232     if (panel->active)
1233         tty_setcolor (REVERSE_COLOR);
1234 
1235     tmp = panel_correct_path_to_show (panel);
1236     tty_printf (" %s ", str_term_trim (tmp, MIN (MAX (w->rect.cols - 12, 0), w->rect.cols)));
1237     g_free (tmp);
1238 
1239     if (!panels_options.show_mini_info)
1240     {
1241         if (panel->marked == 0)
1242         {
1243             const file_entry_t *fe;
1244 
1245             fe = panel_current_entry (panel);
1246 
1247             // Show size of current file in the bottom of panel
1248             if (fe != NULL && S_ISREG (fe->st.st_mode))
1249             {
1250                 char buffer[BUF_SMALL];
1251 
1252                 g_snprintf (buffer, sizeof (buffer), " %s ",
1253                             size_trunc_sep (fe->st.st_size, panels_options.kilobyte_si));
1254                 tty_setcolor (NORMAL_COLOR);
1255                 widget_gotoyx (w, w->rect.lines - 1, 4);
1256                 tty_print_string (buffer);
1257             }
1258         }
1259         else
1260         {
1261             /* Show total size of marked files
1262              * In the bottom of panel, display size only. */
1263             display_total_marked_size (panel, w->rect.lines - 1, 2, TRUE);
1264         }
1265     }
1266 
1267     show_free_space (panel);
1268 
1269     if (panel->active)
1270         tty_set_normal_attrs ();
1271 }
1272 
1273 /* --------------------------------------------------------------------------------------------- */
1274 
1275 static void
1276 adjust_top_file (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1277 {
1278     int items;
1279 
1280     items = panel_items (panel);
1281 
1282     if (panel->dir.len <= items || panel->current < 0)
1283     {
1284         // If all files fit, show them all.
1285         // panel->current < 0 is in case of filter that doesn't match anything, keep it.
1286         panel->top = 0;
1287     }
1288     else
1289     {
1290         int i;
1291 
1292         // Update panel->current to avoid out of range in panel->dir.list[panel->current].
1293         panel->current = CLAMP (panel->current, 0, panel->dir.len - 1);
1294 
1295         /* top_file has to be in the range [current-items+1, current] so that
1296            the current file is visible.
1297            top_file should be in the range [0, count-items] so that there's
1298            no empty space wasted.
1299            Within these ranges, adjust it by as little as possible. */
1300 
1301         if (panel->top < 0)
1302             panel->top = 0;
1303 
1304         i = panel->current - items + 1;
1305         if (panel->top < i)
1306             panel->top = i;
1307 
1308         i = panel->dir.len - items;
1309         if (panel->top > i)
1310             panel->top = i;
1311 
1312         if (panel->top > panel->current)
1313             panel->top = panel->current;
1314     }
1315 }
1316 
1317 /* --------------------------------------------------------------------------------------------- */
1318 /** add "#enc:encoding" to end of path */
1319 /* if path ends width a previous #enc:, only encoding is changed no additional
1320  * #enc: is appended
1321  * return new string
1322  */
1323 
1324 static char *
1325 panel_save_name (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1326 {
1327     // If the program is shutting down
1328     if ((mc_global.midnight_shutdown && auto_save_setup) || saving_setup)
1329         return g_strdup (panel->name);
1330 
1331     return g_strconcat ("Temporal:", panel->name, (char *) NULL);
1332 }
1333 
1334 /* --------------------------------------------------------------------------------------------- */
1335 
1336 static void
1337 directory_history_add (WPanel *panel, const vfs_path_t *vpath)
     /* [previous][next][first][last][top][bottom][index][help]  */
1338 {
1339     char *tmp;
1340 
1341     tmp = vfs_path_to_str_flags (vpath, 0, VPF_STRIP_PASSWORD);
1342     panel->dir_history.list = list_append_unique (panel->dir_history.list, tmp);
1343     panel->dir_history.current = panel->dir_history.list;
1344 }
1345 
1346 /* --------------------------------------------------------------------------------------------- */
1347 
1348 /* "history_load" event handler */
1349 static gboolean
1350 panel_load_history (const gchar *event_group_name, const gchar *event_name, gpointer init_data,
     /* [previous][next][first][last][top][bottom][index][help]  */
1351                     gpointer data)
1352 {
1353     WPanel *p = PANEL (init_data);
1354     ev_history_load_save_t *ev = (ev_history_load_save_t *) data;
1355 
1356     (void) event_group_name;
1357     (void) event_name;
1358 
1359     if (ev->receiver == NULL || ev->receiver == WIDGET (p))
1360     {
1361         if (ev->cfg != NULL)
1362             p->dir_history.list = mc_config_history_load (ev->cfg, p->dir_history.name);
1363         else
1364             p->dir_history.list = mc_config_history_get (p->dir_history.name);
1365 
1366         directory_history_add (p, p->cwd_vpath);
1367     }
1368 
1369     return TRUE;
1370 }
1371 
1372 /* --------------------------------------------------------------------------------------------- */
1373 
1374 /* "history_save" event handler */
1375 static gboolean
1376 panel_save_history (const gchar *event_group_name, const gchar *event_name, gpointer init_data,
     /* [previous][next][first][last][top][bottom][index][help]  */
1377                     gpointer data)
1378 {
1379     WPanel *p = PANEL (init_data);
1380     ev_history_load_save_t *ev = (ev_history_load_save_t *) data;
1381 
1382     (void) event_group_name;
1383     (void) event_name;
1384 
1385     mc_config_history_save (ev->cfg, p->dir_history.name, p->dir_history.list);
1386 
1387     return TRUE;
1388 }
1389 
1390 /* --------------------------------------------------------------------------------------------- */
1391 
1392 static void
1393 panel_destroy (WPanel *p)
     /* [previous][next][first][last][top][bottom][index][help]  */
1394 {
1395     size_t i;
1396 
1397     if (panels_options.auto_save_setup)
1398     {
1399         char *name;
1400 
1401         name = panel_save_name (p);
1402         panel_save_setup (p, name);
1403         g_free (name);
1404     }
1405 
1406     panel_clean_dir (p);
1407 
1408     // clean history
1409     if (p->dir_history.list != NULL)
1410     {
1411         // directory history is already saved before this moment
1412         p->dir_history.list = g_list_first (p->dir_history.list);
1413         g_list_free_full (p->dir_history.list, g_free);
1414     }
1415     g_free (p->dir_history.name);
1416 
1417     file_filter_clear (&p->filter);
1418 
1419     g_slist_free_full (p->format, (GDestroyNotify) format_item_free);
1420     g_slist_free_full (p->status_format, (GDestroyNotify) format_item_free);
1421 
1422     g_free (p->user_format);
1423     for (i = 0; i < LIST_FORMATS; i++)
1424         g_free (p->user_status_format[i]);
1425 
1426     g_free (p->name);
1427 
1428     panelized_descr_free (p->panelized_descr);
1429 
1430     g_string_free (p->quick_search.buffer, TRUE);
1431     g_string_free (p->quick_search.prev_buffer, TRUE);
1432 
1433     vfs_path_free (p->lwd_vpath, TRUE);
1434     vfs_path_free (p->cwd_vpath, TRUE);
1435 }
1436 
1437 /* --------------------------------------------------------------------------------------------- */
1438 
1439 static void
1440 panel_paint_sort_info (const WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1441 {
1442     if (*panel->sort_field->hotkey != '\0')
1443     {
1444         char str[BUF_TINY];
1445 
1446         if (panel->sort_info.reverse)
1447         {
1448             g_snprintf (str, sizeof (str), "%s%s", panel_sort_up_char,
1449                         Q_ (panel->sort_field->hotkey));
1450             panel_sort_up_indicator_width = str_term_width1 (str);
1451         }
1452         else
1453         {
1454             g_snprintf (str, sizeof (str), "%s%s", panel_sort_down_char,
1455                         Q_ (panel->sort_field->hotkey));
1456             panel_sort_down_indicator_width = str_term_width1 (str);
1457         }
1458         widget_gotoyx (panel, 1, 1);
1459         tty_print_string (str);
1460     }
1461 }
1462 
1463 /* --------------------------------------------------------------------------------------------- */
1464 
1465 static const char *
1466 panel_get_title_without_hotkey (const char *title)
     /* [previous][next][first][last][top][bottom][index][help]  */
1467 {
1468     static char translated_title[BUF_TINY];
1469 
1470     if (title == NULL || title[0] == '\0')
1471         translated_title[0] = '\0';
1472     else
1473     {
1474         char *hkey;
1475 
1476         g_snprintf (translated_title, sizeof (translated_title), "%s", _ (title));
1477 
1478         hkey = strchr (translated_title, '&');
1479         if (hkey != NULL && hkey[1] != '\0')
1480             memmove (hkey, hkey + 1, strlen (hkey));
1481     }
1482 
1483     return translated_title;
1484 }
1485 
1486 /* --------------------------------------------------------------------------------------------- */
1487 
1488 static void
1489 panel_print_header (const WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1490 {
1491     const Widget *w = CONST_WIDGET (panel);
1492 
1493     int y, x;
1494     int i;
1495     GString *format_txt;
1496 
1497     widget_gotoyx (w, 1, 1);
1498     tty_getyx (&y, &x);
1499     tty_setcolor (NORMAL_COLOR);
1500     tty_draw_hline (y, x, ' ', w->rect.cols - 2);
1501 
1502     format_txt = g_string_new ("");
1503 
1504     for (i = 0; i < panel->list_cols; i++)
1505     {
1506         GSList *format;
1507 
1508         for (format = panel->format; format != NULL; format = g_slist_next (format))
1509         {
1510             format_item_t *fi = (format_item_t *) format->data;
1511 
1512             if (fi->string_fn != NULL)
1513             {
1514                 g_string_set_size (format_txt, 0);
1515 
1516                 if (panel->list_format == list_long && strcmp (fi->id, panel->sort_field->id) == 0)
1517                     g_string_append (format_txt,
1518                                      panel->sort_info.reverse ? panel_sort_up_char
1519                                                               : panel_sort_down_char);
1520 
1521                 g_string_append (format_txt, fi->title);
1522 
1523                 if (panel->filter.handler != NULL && strcmp (fi->id, "name") == 0)
1524                 {
1525                     g_string_append (format_txt, " [");
1526                     g_string_append (format_txt, panel->filter.value);
1527                     g_string_append (format_txt, "]");
1528                 }
1529 
1530                 tty_setcolor (HEADER_COLOR);
1531                 tty_print_string (str_fit_to_term (format_txt->str, fi->field_len, J_CENTER_LEFT));
1532             }
1533             else
1534             {
1535                 tty_setcolor (NORMAL_COLOR);
1536                 tty_print_one_vline (TRUE);
1537             }
1538         }
1539 
1540         if (i < panel->list_cols - 1)
1541         {
1542             tty_setcolor (NORMAL_COLOR);
1543             tty_print_one_vline (TRUE);
1544         }
1545     }
1546 
1547     g_string_free (format_txt, TRUE);
1548 
1549     if (panel->list_format != list_long)
1550         panel_paint_sort_info (panel);
1551 }
1552 
1553 /* --------------------------------------------------------------------------------------------- */
1554 
1555 static const char *
1556 parse_panel_size (WPanel *panel, const char *format, gboolean isstatus)
     /* [previous][next][first][last][top][bottom][index][help]  */
1557 {
1558     panel_display_t frame = frame_half;
1559 
1560     format = skip_separators (format);
1561 
1562     if (strncmp (format, "full", 4) == 0)
1563     {
1564         frame = frame_full;
1565         format += 4;
1566     }
1567     else if (strncmp (format, "half", 4) == 0)
1568     {
1569         frame = frame_half;
1570         format += 4;
1571     }
1572 
1573     if (!isstatus)
1574     {
1575         panel->frame_size = frame;
1576         panel->list_cols = 1;
1577     }
1578 
1579     // Now, the optional column specifier
1580     format = skip_separators (format);
1581 
1582     if (g_ascii_isdigit (*format))
1583     {
1584         if (!isstatus)
1585         {
1586             panel->list_cols = g_ascii_digit_value (*format);
1587             if (panel->list_cols < 1)
1588                 panel->list_cols = 1;
1589         }
1590 
1591         format++;
1592     }
1593 
1594     if (!isstatus)
1595         panel_update_cols (WIDGET (panel), panel->frame_size);
1596 
1597     return skip_separators (format);
1598 }
1599 
1600 /* --------------------------------------------------------------------------------------------- */
1601 
1602 /* Format is:
1603 
1604    all              := panel_format? format
1605    panel_format     := [full|half] [1-9]
1606    format           := one_format_item_t
1607                      | format , one_format_item_t
1608 
1609    one_format_item_t := just format.id [opt_size]
1610    just              := [<=>]
1611    opt_size          := : size [opt_expand]
1612    size              := [0-9]+
1613    opt_expand        := +
1614 
1615  */
1616 
1617 static GSList *
1618 parse_display_format (WPanel *panel, const char *format, char **error, gboolean isstatus,
     /* [previous][next][first][last][top][bottom][index][help]  */
1619                       int *res_total_cols)
1620 {
1621     GSList *home = NULL;  // The formats we return
1622     int total_cols = 0;   // Used columns by the format
1623     size_t i;
1624 
1625     static size_t i18n_timelength = 0;  // flag: check ?Time length at startup
1626 
1627     *error = NULL;
1628 
1629     if (i18n_timelength == 0)
1630     {
1631         i18n_timelength = i18n_checktimelength ();  // Mustn't be 0
1632 
1633         for (i = 0; panel_fields[i].id != NULL; i++)
1634             if (strcmp ("time", panel_fields[i].id + 1) == 0)
1635                 panel_fields[i].min_size = i18n_timelength;
1636     }
1637 
1638     /*
1639      * This makes sure that the panel and mini status full/half mode
1640      * setting is equal
1641      */
1642     format = parse_panel_size (panel, format, isstatus);
1643 
1644     while (*format != '\0')
1645     {  // format can be an empty string
1646         format_item_t *darr;
1647         align_crt_t justify;          // Which mode.
1648         gboolean set_justify = TRUE;  // flag: set justification mode?
1649         gboolean found = FALSE;
1650         size_t klen = 0;
1651 
1652         darr = g_new0 (format_item_t, 1);
1653         home = g_slist_append (home, darr);
1654 
1655         format = skip_separators (format);
1656 
1657         switch (*format)
1658         {
1659         case '<':
1660             justify = J_LEFT;
1661             format = skip_separators (format + 1);
1662             break;
1663         case '=':
1664             justify = J_CENTER;
1665             format = skip_separators (format + 1);
1666             break;
1667         case '>':
1668             justify = J_RIGHT;
1669             format = skip_separators (format + 1);
1670             break;
1671         default:
1672             justify = J_LEFT;
1673             set_justify = FALSE;
1674             break;
1675         }
1676 
1677         for (i = 0; !found && panel_fields[i].id != NULL; i++)
1678         {
1679             klen = strlen (panel_fields[i].id);
1680             found = strncmp (format, panel_fields[i].id, klen) == 0;
1681         }
1682 
1683         if (found)
1684         {
1685             i--;
1686             format += klen;
1687 
1688             darr->requested_field_len = panel_fields[i].min_size;
1689             darr->string_fn = panel_fields[i].string_fn;
1690             darr->title = g_strdup (panel_get_title_without_hotkey (panel_fields[i].title_hotkey));
1691             darr->id = panel_fields[i].id;
1692             darr->expand = panel_fields[i].expands;
1693             darr->just_mode = panel_fields[i].default_just;
1694 
1695             if (set_justify)
1696             {
1697                 if (IS_FIT (darr->just_mode))
1698                     darr->just_mode = MAKE_FIT (justify);
1699                 else
1700                     darr->just_mode = justify;
1701             }
1702 
1703             format = skip_separators (format);
1704 
1705             // If we have a size specifier
1706             if (*format == ':')
1707             {
1708                 int req_length;
1709 
1710                 /* If the size was specified, we don't want
1711                  * auto-expansion by default
1712                  */
1713                 darr->expand = FALSE;
1714                 format++;
1715                 req_length = atoi (format);
1716                 darr->requested_field_len = req_length;
1717 
1718                 format = skip_numbers (format);
1719 
1720                 // Now, if they insist on expansion
1721                 if (*format == '+')
1722                 {
1723                     darr->expand = TRUE;
1724                     format++;
1725                 }
1726             }
1727         }
1728         else
1729         {
1730             size_t pos;
1731             char *tmp_format;
1732 
1733             pos = strlen (format);
1734             if (pos > 8)
1735                 pos = 8;
1736 
1737             tmp_format = g_strndup (format, pos);
1738             g_slist_free_full (home, (GDestroyNotify) format_item_free);
1739             *error =
1740                 g_strconcat (_ ("Unknown tag on display format:"), " ", tmp_format, (char *) NULL);
1741             g_free (tmp_format);
1742 
1743             return NULL;
1744         }
1745 
1746         total_cols += darr->requested_field_len;
1747     }
1748 
1749     *res_total_cols = total_cols;
1750     return home;
1751 }
1752 
1753 /* --------------------------------------------------------------------------------------------- */
1754 
1755 static GSList *
1756 use_display_format (WPanel *panel, const char *format, char **error, gboolean isstatus)
     /* [previous][next][first][last][top][bottom][index][help]  */
1757 {
1758 #define MAX_EXPAND 4
1759     int expand_top = 0;  // Max used element in expand
1760     int usable_columns;  // Usable columns in the panel
1761     int total_cols = 0;
1762     GSList *darr, *home;
1763 
1764     if (format == NULL)
1765         format = DEFAULT_USER_FORMAT;
1766 
1767     home = parse_display_format (panel, format, error, isstatus, &total_cols);
1768 
1769     if (*error != NULL)
1770         return NULL;
1771 
1772     panel->dirty = TRUE;
1773 
1774     usable_columns = WIDGET (panel)->rect.cols - 2;
1775     // Status needn't to be split
1776     if (!isstatus)
1777     {
1778         usable_columns /= panel->list_cols;
1779         if (panel->list_cols > 1)
1780             usable_columns--;
1781     }
1782 
1783     // Look for the expandable fields and set field_len based on the requested field len
1784     for (darr = home; darr != NULL && expand_top < MAX_EXPAND; darr = g_slist_next (darr))
1785     {
1786         format_item_t *fi = (format_item_t *) darr->data;
1787 
1788         fi->field_len = fi->requested_field_len;
1789         if (fi->expand)
1790             expand_top++;
1791     }
1792 
1793     // If we used more columns than the available columns, adjust that
1794     if (total_cols > usable_columns)
1795     {
1796         int dif;
1797         int pdif = 0;
1798 
1799         dif = total_cols - usable_columns;
1800 
1801         while (dif != 0 && pdif != dif)
1802         {
1803             pdif = dif;
1804 
1805             for (darr = home; darr != NULL; darr = g_slist_next (darr))
1806             {
1807                 format_item_t *fi = (format_item_t *) darr->data;
1808 
1809                 if (dif != 0 && fi->field_len != 1)
1810                 {
1811                     fi->field_len--;
1812                     dif--;
1813                 }
1814             }
1815         }
1816 
1817         total_cols = usable_columns;  // give up, the rest should be truncated
1818     }
1819 
1820     // Expand the available space
1821     if (usable_columns > total_cols && expand_top != 0)
1822     {
1823         int i;
1824         int spaces;
1825 
1826         spaces = (usable_columns - total_cols) / expand_top;
1827 
1828         for (i = 0, darr = home; darr != NULL && i < expand_top; darr = g_slist_next (darr))
1829         {
1830             format_item_t *fi = (format_item_t *) darr->data;
1831 
1832             if (fi->expand)
1833             {
1834                 fi->field_len += spaces;
1835                 if (i == 0)
1836                     fi->field_len += (usable_columns - total_cols) % expand_top;
1837                 i++;
1838             }
1839         }
1840     }
1841 
1842     return home;
1843 }
1844 
1845 /* --------------------------------------------------------------------------------------------- */
1846 /** Given the panel->view_type returns the format string to be parsed */
1847 
1848 static const char *
1849 panel_format (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1850 {
1851     switch (panel->list_format)
1852     {
1853     case list_long:
1854         return "full perm space nlink space owner space group space size space mtime space name";
1855 
1856     case list_brief:
1857     {
1858         static char format[BUF_TINY];
1859         int brief_cols = panel->brief_cols;
1860 
1861         if (brief_cols < 1)
1862             brief_cols = 2;
1863 
1864         if (brief_cols > 9)
1865             brief_cols = 9;
1866 
1867         g_snprintf (format, sizeof (format), "half %d type name", brief_cols);
1868         return format;
1869     }
1870 
1871     case list_user:
1872         return panel->user_format;
1873 
1874     default:
1875     case list_full:
1876         return "half type name | size | mtime";
1877     }
1878 }
1879 
1880 /* --------------------------------------------------------------------------------------------- */
1881 
1882 static const char *
1883 mini_status_format (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1884 {
1885     if (panel->user_mini_status)
1886         return panel->user_status_format[panel->list_format];
1887 
1888     switch (panel->list_format)
1889     {
1890     case list_long:
1891         return "full perm space nlink space owner space group space size space mtime space name";
1892 
1893     case list_brief:
1894         return "half type name space bsize space perm space";
1895 
1896     case list_full:
1897         return "half type name";
1898 
1899     default:
1900     case list_user:
1901         return panel->user_format;
1902     }
1903 }
1904 
1905 /*                          */
1906 /* Panel operation commands */
1907 /*                          */
1908 
1909 /* --------------------------------------------------------------------------------------------- */
1910 
1911 static void
1912 cd_up_dir (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1913 {
1914     vfs_path_t *up_dir;
1915 
1916     up_dir = vfs_path_from_str ("..");
1917     panel_cd (panel, up_dir, cd_exact);
1918     vfs_path_free (up_dir, TRUE);
1919 }
1920 
1921 /* --------------------------------------------------------------------------------------------- */
1922 /** Used to emulate Lynx's entering leaving a directory with the arrow keys */
1923 
1924 static cb_ret_t
1925 maybe_cd (WPanel *panel, gboolean move_up_dir)
     /* [previous][next][first][last][top][bottom][index][help]  */
1926 {
1927     if (panels_options.navigate_with_arrows && input_is_empty (cmdline))
1928     {
1929         const file_entry_t *fe;
1930 
1931         if (move_up_dir)
1932         {
1933             cd_up_dir (panel);
1934             return MSG_HANDLED;
1935         }
1936 
1937         fe = panel_current_entry (panel);
1938 
1939         if (fe != NULL)
1940         {
1941             if (S_ISDIR (fe->st.st_mode) || link_isdir (fe))
1942             {
1943                 vfs_path_t *vpath;
1944 
1945                 vpath = vfs_path_from_str (fe->fname->str);
1946                 panel_cd (panel, vpath, cd_exact);
1947                 vfs_path_free (vpath, TRUE);
1948             }
1949 
1950             return MSG_HANDLED;
1951         }
1952     }
1953 
1954     return MSG_NOT_HANDLED;
1955 }
1956 
1957 /* --------------------------------------------------------------------------------------------- */
1958 
1959 /* if command line is empty then do 'cd ..' */
1960 static cb_ret_t
1961 force_maybe_cd (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1962 {
1963     if (input_is_empty (cmdline))
1964     {
1965         cd_up_dir (panel);
1966         return MSG_HANDLED;
1967     }
1968 
1969     return MSG_NOT_HANDLED;
1970 }
1971 
1972 /* --------------------------------------------------------------------------------------------- */
1973 
1974 static void
1975 unselect_item (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1976 {
1977     const file_entry_t *fe;
1978 
1979     fe = panel_current_entry (panel);
1980     repaint_file (panel, panel->current,
1981                   fe != NULL && fe->f.marked != 0 ? FATTR_MARKED : FATTR_NORMAL);
1982 }
1983 
1984 /* --------------------------------------------------------------------------------------------- */
1985 /** Select/unselect all the files like a current file by extension */
1986 
1987 static void
1988 panel_select_ext_cmd (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
1989 {
1990     const file_entry_t *fe;
1991     gboolean do_select;
1992     char *reg_exp, *cur_file_ext;
1993     mc_search_t *search;
1994     int i;
1995 
1996     fe = panel_current_entry (panel);
1997     if (fe == NULL)
1998         return;
1999 
2000     do_select = (fe->f.marked == 0);
2001 
2002     cur_file_ext = str_regex_escape (extension (fe->fname->str));
2003     if (cur_file_ext[0] != '\0')
2004         reg_exp = g_strconcat ("^.*\\.", cur_file_ext, "$", (char *) NULL);
2005     else
2006         reg_exp = g_strdup ("^[^\\.]+$");
2007 
2008     g_free (cur_file_ext);
2009 
2010     search = mc_search_new (reg_exp, NULL);
2011     search->search_type = MC_SEARCH_T_REGEX;
2012     search->is_case_sensitive = FALSE;
2013 
2014     for (i = 0; i < panel->dir.len; i++)
2015     {
2016         fe = &panel->dir.list[i];
2017 
2018         if (DIR_IS_DOTDOT (fe->fname->str) || S_ISDIR (fe->st.st_mode))
2019             continue;
2020 
2021         if (!mc_search_run (search, fe->fname->str, 0, fe->fname->len, NULL))
2022             continue;
2023 
2024         do_file_mark (panel, i, do_select ? 1 : 0);
2025     }
2026 
2027     mc_search_free (search);
2028     g_free (reg_exp);
2029 }
2030 
2031 /* --------------------------------------------------------------------------------------------- */
2032 
2033 static void
2034 panel_set_current (WPanel *panel, int i)
     /* [previous][next][first][last][top][bottom][index][help]  */
2035 {
2036     if (i != panel->current)
2037     {
2038         panel->dirty = TRUE;
2039         panel->current = i;
2040         panel->top = panel->current - (WIDGET (panel)->rect.lines - 2) / 2;
2041         if (panel->top < 0)
2042             panel->top = 0;
2043     }
2044 }
2045 
2046 /* --------------------------------------------------------------------------------------------- */
2047 
2048 static int
2049 panel_current_at_half (const WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2050 {
2051     int lines, top;
2052 
2053     lines = panel_lines (panel);
2054 
2055     // define top file of column
2056     top = panel->top;
2057     if (panel->list_cols > 1)
2058         top += lines * ((panel->current - top) / lines);
2059 
2060     return (panel->current - top - lines / 2);
2061 }
2062 
2063 /* --------------------------------------------------------------------------------------------- */
2064 
2065 static void
2066 move_down (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2067 {
2068     int items;
2069 
2070     if (panel->dir.len == 0)
2071         return;
2072 
2073     if (panel->current >= panel->dir.len - 1)
2074     {
2075         panel->current = panel->dir.len - 1;
2076         return;
2077     }
2078 
2079     unselect_item (panel);
2080     panel->current++;
2081 
2082     items = panel_items (panel);
2083 
2084     if (panels_options.scroll_pages && panel->current - panel->top == items)
2085     {
2086         // Scroll window half screen
2087         panel->top += items / 2;
2088         if (panel->top > panel->dir.len - items)
2089             panel->top = panel->dir.len - items;
2090         paint_dir (panel);
2091     }
2092     else if (panels_options.scroll_center && panel_current_at_half (panel) > 0)
2093     {
2094         // Scroll window when cursor is halfway down
2095         panel->top++;
2096         if (panel->top > panel->dir.len - items)
2097             panel->top = panel->dir.len - items;
2098     }
2099     select_item (panel);
2100 }
2101 
2102 /* --------------------------------------------------------------------------------------------- */
2103 
2104 static void
2105 move_up (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2106 {
2107     if (panel->dir.len == 0 || panel->current <= 0)
2108         return;
2109 
2110     unselect_item (panel);
2111     panel->current--;
2112 
2113     if (panels_options.scroll_pages && panel->current < panel->top)
2114     {
2115         // Scroll window half screen
2116         panel->top -= panel_items (panel) / 2;
2117         if (panel->top < 0)
2118             panel->top = 0;
2119         paint_dir (panel);
2120     }
2121     else if (panels_options.scroll_center && panel_current_at_half (panel) < 0)
2122     {
2123         // Scroll window when cursor is halfway up
2124         panel->top--;
2125         if (panel->top < 0)
2126             panel->top = 0;
2127     }
2128     select_item (panel);
2129 }
2130 
2131 /* --------------------------------------------------------------------------------------------- */
2132 /** Changes the current by lines (may be negative) */
2133 
2134 static void
2135 panel_move_current (WPanel *panel, int lines)
     /* [previous][next][first][last][top][bottom][index][help]  */
2136 {
2137     int new_pos;
2138     gboolean adjust = FALSE;
2139 
2140     if (panel->dir.len == 0 || panel->current < 0)
2141         return;
2142 
2143     new_pos = panel->current + lines;
2144     if (new_pos >= panel->dir.len)
2145         new_pos = panel->dir.len - 1;
2146 
2147     if (new_pos < 0)
2148         new_pos = 0;
2149 
2150     unselect_item (panel);
2151     panel->current = new_pos;
2152 
2153     if (panel->current - panel->top >= panel_items (panel))
2154     {
2155         panel->top += lines;
2156         adjust = TRUE;
2157     }
2158 
2159     if (panel->current - panel->top < 0)
2160     {
2161         panel->top += lines;
2162         adjust = TRUE;
2163     }
2164 
2165     if (adjust)
2166     {
2167         if (panel->top > panel->current)
2168             panel->top = panel->current;
2169         if (panel->top < 0)
2170             panel->top = 0;
2171         paint_dir (panel);
2172     }
2173     select_item (panel);
2174 }
2175 
2176 /* --------------------------------------------------------------------------------------------- */
2177 
2178 static cb_ret_t
2179 move_left (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2180 {
2181     if (panel->list_cols > 1)
2182     {
2183         panel_move_current (panel, -panel_lines (panel));
2184         return MSG_HANDLED;
2185     }
2186 
2187     return maybe_cd (panel, TRUE);  // cd ..
2188 }
2189 
2190 /* --------------------------------------------------------------------------------------------- */
2191 
2192 static cb_ret_t
2193 move_right (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2194 {
2195     if (panel->list_cols > 1)
2196     {
2197         panel_move_current (panel, panel_lines (panel));
2198         return MSG_HANDLED;
2199     }
2200 
2201     return maybe_cd (panel, FALSE);  // cd (current)
2202 }
2203 
2204 /* --------------------------------------------------------------------------------------------- */
2205 
2206 static void
2207 prev_page (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2208 {
2209     int items;
2210 
2211     if (panel->dir.len == 0 || panel->current < 0 || (panel->current == 0 && panel->top == 0))
2212         return;
2213 
2214     unselect_item (panel);
2215     items = panel_items (panel);
2216     if (panel->top < items)
2217         items = panel->top;
2218     if (items == 0)
2219         panel->current = 0;
2220     else
2221         panel->current -= items;
2222     panel->top -= items;
2223 
2224     select_item (panel);
2225     paint_dir (panel);
2226 }
2227 
2228 /* --------------------------------------------------------------------------------------------- */
2229 
2230 static void
2231 goto_parent_dir (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2232 {
2233     if (!panel->is_panelized)
2234         cd_up_dir (panel);
2235     else
2236     {
2237         const file_entry_t *fe;
2238         GString *fname;
2239         const char *bname;
2240         vfs_path_t *dname_vpath;
2241 
2242         fe = panel_current_entry (panel);
2243         if (fe == NULL)
2244             return;
2245 
2246         fname = fe->fname;
2247 
2248         if (g_path_is_absolute (fname->str))
2249             fname = mc_g_string_dup (fname);
2250         else
2251         {
2252             char *fname2;
2253 
2254             fname2 = mc_build_filename (vfs_path_as_str (panel->panelized_descr->root_vpath),
2255                                         fname->str, (char *) NULL);
2256 
2257             fname = g_string_new_take (fname2);
2258         }
2259 
2260         bname = x_basename (fname->str);
2261 
2262         if (bname == fname->str)
2263             dname_vpath = vfs_path_from_str (".");
2264         else
2265         {
2266             g_string_truncate (fname, bname - fname->str);
2267             dname_vpath = vfs_path_from_str (fname->str);
2268         }
2269 
2270         panel_cd (panel, dname_vpath, cd_exact);
2271         panel_set_current_by_name (panel, bname);
2272 
2273         vfs_path_free (dname_vpath, TRUE);
2274         g_string_free (fname, TRUE);
2275     }
2276 }
2277 
2278 /* --------------------------------------------------------------------------------------------- */
2279 
2280 static void
2281 next_page (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2282 {
2283     int items;
2284 
2285     if (panel->dir.len == 0 || panel->current < 0 || panel->current == panel->dir.len - 1)
2286         return;
2287 
2288     unselect_item (panel);
2289     items = panel_items (panel);
2290     if (panel->top > panel->dir.len - 2 * items)
2291         items = panel->dir.len - items - panel->top;
2292     if (panel->top + items < 0)
2293         items = -panel->top;
2294     if (items == 0)
2295         panel->current = panel->dir.len - 1;
2296     else
2297         panel->current += items;
2298     panel->top += items;
2299 
2300     select_item (panel);
2301     paint_dir (panel);
2302 }
2303 
2304 /* --------------------------------------------------------------------------------------------- */
2305 
2306 static void
2307 goto_child_dir (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2308 {
2309     const file_entry_t *fe;
2310 
2311     fe = panel_current_entry (panel);
2312 
2313     if (fe != NULL && (S_ISDIR (fe->st.st_mode) || link_isdir (fe)))
2314     {
2315         vfs_path_t *vpath;
2316 
2317         vpath = vfs_path_from_str (fe->fname->str);
2318         panel_cd (panel, vpath, cd_exact);
2319         vfs_path_free (vpath, TRUE);
2320     }
2321 }
2322 
2323 /* --------------------------------------------------------------------------------------------- */
2324 
2325 static void
2326 goto_top_file (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2327 {
2328     if (panel->dir.len == 0 || panel->current < 0)
2329         return;
2330 
2331     unselect_item (panel);
2332     panel->current = panel->top;
2333     select_item (panel);
2334 }
2335 
2336 /* --------------------------------------------------------------------------------------------- */
2337 
2338 static void
2339 goto_middle_file (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2340 {
2341     if (panel->dir.len == 0 || panel->current < 0)
2342         return;
2343 
2344     unselect_item (panel);
2345     panel->current = panel->top + panel_items (panel) / 2;
2346     panel->current = MIN (panel->current, panel->dir.len - 1);
2347     select_item (panel);
2348 }
2349 
2350 /* --------------------------------------------------------------------------------------------- */
2351 
2352 static void
2353 goto_bottom_file (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2354 {
2355     if (panel->dir.len == 0 || panel->current < 0)
2356         return;
2357 
2358     unselect_item (panel);
2359     panel->current = panel->top + panel_items (panel) - 1;
2360     panel->current = MIN (panel->current, panel->dir.len - 1);
2361     select_item (panel);
2362 }
2363 
2364 /* --------------------------------------------------------------------------------------------- */
2365 
2366 static void
2367 move_home (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2368 {
2369     if (panel->dir.len == 0 || panel->current <= 0)
2370         return;
2371 
2372     unselect_item (panel);
2373 
2374     if (panels_options.torben_fj_mode)
2375     {
2376         int middle_pos;
2377 
2378         middle_pos = panel->top + panel_items (panel) / 2;
2379 
2380         if (panel->current > middle_pos)
2381         {
2382             goto_middle_file (panel);
2383             return;
2384         }
2385         if (panel->current != panel->top)
2386         {
2387             goto_top_file (panel);
2388             return;
2389         }
2390     }
2391 
2392     panel->top = 0;
2393     panel->current = 0;
2394 
2395     paint_dir (panel);
2396     select_item (panel);
2397 }
2398 
2399 /* --------------------------------------------------------------------------------------------- */
2400 
2401 static void
2402 move_end (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2403 {
2404     if (panel->dir.len == 0 || panel->current < 0 || panel->current == panel->dir.len - 1)
2405         return;
2406 
2407     unselect_item (panel);
2408 
2409     if (panels_options.torben_fj_mode)
2410     {
2411         int items, middle_pos;
2412 
2413         items = panel_items (panel);
2414         middle_pos = panel->top + items / 2;
2415 
2416         if (panel->current < middle_pos)
2417         {
2418             goto_middle_file (panel);
2419             return;
2420         }
2421         if (panel->current != panel->top + items - 1)
2422         {
2423             goto_bottom_file (panel);
2424             return;
2425         }
2426     }
2427 
2428     panel->current = panel->dir.len - 1;
2429     paint_dir (panel);
2430     select_item (panel);
2431 }
2432 
2433 /* --------------------------------------------------------------------------------------------- */
2434 
2435 static void
2436 do_mark_file (WPanel *panel, mark_act_t do_move)
     /* [previous][next][first][last][top][bottom][index][help]  */
2437 {
2438     const file_entry_t *fe;
2439 
2440     fe = panel_current_entry (panel);
2441     if (fe == NULL)
2442         return;
2443 
2444     do_file_mark (panel, panel->current, fe->f.marked ? 0 : 1);
2445 
2446     if ((panels_options.mark_moves_down && do_move == MARK_DOWN) || do_move == MARK_FORCE_DOWN)
2447         move_down (panel);
2448     else if (do_move == MARK_FORCE_UP)
2449         move_up (panel);
2450 }
2451 
2452 /* --------------------------------------------------------------------------------------------- */
2453 
2454 static inline void
2455 mark_file (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2456 {
2457     do_mark_file (panel, MARK_DOWN);
2458 }
2459 
2460 /* --------------------------------------------------------------------------------------------- */
2461 
2462 static inline void
2463 mark_file_up (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2464 {
2465     do_mark_file (panel, MARK_FORCE_UP);
2466 }
2467 
2468 /* --------------------------------------------------------------------------------------------- */
2469 
2470 static inline void
2471 mark_file_down (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2472 {
2473     do_mark_file (panel, MARK_FORCE_DOWN);
2474 }
2475 
2476 /* --------------------------------------------------------------------------------------------- */
2477 
2478 static void
2479 mark_file_right (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2480 {
2481     int lines;
2482 
2483     if (state_mark < 0)
2484     {
2485         const file_entry_t *fe;
2486 
2487         fe = panel_current_entry (panel);
2488         if (fe == NULL)
2489             return;
2490 
2491         state_mark = fe->f.marked ? 0 : 1;
2492     }
2493 
2494     lines = panel_lines (panel);
2495     lines = MIN (lines, panel->dir.len - panel->current - 1);
2496     for (; lines != 0; lines--)
2497     {
2498         do_file_mark (panel, panel->current, state_mark);
2499         move_down (panel);
2500     }
2501     do_file_mark (panel, panel->current, state_mark);
2502 }
2503 
2504 /* --------------------------------------------------------------------------------------------- */
2505 
2506 static void
2507 mark_file_left (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2508 {
2509     int lines;
2510 
2511     if (state_mark < 0)
2512     {
2513         const file_entry_t *fe;
2514 
2515         fe = panel_current_entry (panel);
2516         if (fe == NULL)
2517             return;
2518 
2519         state_mark = fe->f.marked ? 0 : 1;
2520     }
2521 
2522     lines = panel_lines (panel);
2523     lines = MIN (lines, panel->current + 1);
2524     for (; lines != 0; lines--)
2525     {
2526         do_file_mark (panel, panel->current, state_mark);
2527         move_up (panel);
2528     }
2529     do_file_mark (panel, panel->current, state_mark);
2530 }
2531 
2532 /* --------------------------------------------------------------------------------------------- */
2533 
2534 static mc_search_t *
2535 panel_select_unselect_files_dialog (select_flags_t *flags, const char *title,
     /* [previous][next][first][last][top][bottom][index][help]  */
2536                                     const char *history_name, const char *help_section, char **str)
2537 {
2538     gboolean files_only = (*flags & SELECT_FILES_ONLY) != 0;
2539     gboolean case_sens = (*flags & SELECT_MATCH_CASE) != 0;
2540     gboolean shell_patterns = (*flags & SELECT_SHELL_PATTERNS) != 0;
2541 
2542     char *reg_exp;
2543     mc_search_t *search;
2544 
2545     quick_widget_t quick_widgets[] = {
2546         // clang-format off
2547         QUICK_INPUT (INPUT_LAST_TEXT, history_name, &reg_exp, NULL,
2548                      FALSE, FALSE, INPUT_COMPLETE_FILENAMES),
2549         QUICK_START_COLUMNS,
2550             QUICK_CHECKBOX (N_ ("&Files only"), &files_only, NULL),
2551             QUICK_CHECKBOX (N_ ("&Using shell patterns"), &shell_patterns, NULL),
2552         QUICK_NEXT_COLUMN,
2553             QUICK_CHECKBOX (N_ ("&Case sensitive"), &case_sens, NULL),
2554         QUICK_STOP_COLUMNS,
2555         QUICK_END,
2556         // clang-format on
2557     };
2558 
2559     WRect r = { -1, -1, 0, 50 };
2560 
2561     quick_dialog_t qdlg = {
2562         .rect = r,
2563         .title = title,
2564         .help = help_section,
2565         .widgets = quick_widgets,
2566         .callback = NULL,
2567         .mouse_callback = NULL,
2568     };
2569 
2570     if (quick_dialog (&qdlg) == B_CANCEL)
2571         return NULL;
2572 
2573     if (*reg_exp == '\0')
2574     {
2575         g_free (reg_exp);
2576         if (str != NULL)
2577             *str = NULL;
2578         return SELECT_RESET;
2579     }
2580 
2581     search = mc_search_new (reg_exp, NULL);
2582     search->search_type = shell_patterns ? MC_SEARCH_T_GLOB : MC_SEARCH_T_REGEX;
2583     search->is_entire_line = TRUE;
2584     search->is_case_sensitive = case_sens;
2585 
2586     if (str != NULL)
2587         *str = reg_exp;
2588     else
2589         g_free (reg_exp);
2590 
2591     if (!mc_search_prepare (search))
2592     {
2593         message (D_ERROR, MSG_ERROR, _ ("Malformed regular expression"));
2594         mc_search_free (search);
2595         return SELECT_ERROR;
2596     }
2597 
2598     // result flags
2599     *flags = 0;
2600     if (case_sens)
2601         *flags |= SELECT_MATCH_CASE;
2602     if (files_only)
2603         *flags |= SELECT_FILES_ONLY;
2604     if (shell_patterns)
2605         *flags |= SELECT_SHELL_PATTERNS;
2606 
2607     return search;
2608 }
2609 
2610 /* --------------------------------------------------------------------------------------------- */
2611 
2612 static void
2613 panel_select_unselect_files (WPanel *panel, const char *title, const char *history_name,
     /* [previous][next][first][last][top][bottom][index][help]  */
2614                              const char *help_section, gboolean do_select)
2615 {
2616     mc_search_t *search;
2617     gboolean files_only;
2618     int i;
2619 
2620     search = panel_select_unselect_files_dialog (&panels_options.select_flags, title, history_name,
2621                                                  help_section, NULL);
2622     if (search == NULL || search == SELECT_RESET || search == SELECT_ERROR)
2623         return;
2624 
2625     files_only = (panels_options.select_flags & SELECT_FILES_ONLY) != 0;
2626 
2627     for (i = 0; i < panel->dir.len; i++)
2628     {
2629         if (DIR_IS_DOTDOT (panel->dir.list[i].fname->str))
2630             continue;
2631         if (S_ISDIR (panel->dir.list[i].st.st_mode) && files_only)
2632             continue;
2633 
2634         if (mc_search_run (search, panel->dir.list[i].fname->str, 0, panel->dir.list[i].fname->len,
2635                            NULL))
2636             do_file_mark (panel, i, do_select ? 1 : 0);
2637     }
2638 
2639     mc_search_free (search);
2640 }
2641 
2642 /* --------------------------------------------------------------------------------------------- */
2643 
2644 static void
2645 panel_select_files (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2646 {
2647     panel_select_unselect_files (panel, _ ("Select"), MC_HISTORY_FM_PANEL_SELECT,
2648                                  "[Select/Unselect Files]", TRUE);
2649 }
2650 
2651 /* --------------------------------------------------------------------------------------------- */
2652 
2653 static void
2654 panel_unselect_files (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2655 {
2656     panel_select_unselect_files (panel, _ ("Unselect"), MC_HISTORY_FM_PANEL_UNSELECT,
2657                                  "[Select/Unselect Files]", FALSE);
2658 }
2659 
2660 /* --------------------------------------------------------------------------------------------- */
2661 
2662 static void
2663 panel_select_invert_files (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2664 {
2665     int i;
2666 
2667     for (i = 0; i < panel->dir.len; i++)
2668     {
2669         file_entry_t *file = &panel->dir.list[i];
2670 
2671         if (!panels_options.reverse_files_only || !S_ISDIR (file->st.st_mode))
2672             do_file_mark (panel, i, file->f.marked ? 0 : 1);
2673     }
2674 }
2675 
2676 /* --------------------------------------------------------------------------------------------- */
2677 
2678 static void
2679 panel_do_set_filter (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2680 {
2681     file_filter_t ff = {
2682         .value = NULL,
2683         .handler = NULL,
2684         .flags = panel->filter.flags,
2685     };
2686 
2687     ff.handler = panel_select_unselect_files_dialog (
2688         &ff.flags, _ ("Filter"), MC_HISTORY_FM_PANEL_FILTER, "[Filter...]", &ff.value);
2689 
2690     if (ff.handler == NULL || ff.handler == SELECT_ERROR)
2691         return;
2692 
2693     if (ff.handler == SELECT_RESET)
2694         ff.handler = NULL;
2695 
2696     panel_set_filter (panel, &ff);
2697 }
2698 
2699 /* --------------------------------------------------------------------------------------------- */
2700 /** Incremental search of a file name in the panel.
2701  * @param panel instance of WPanel structure
2702  * @param c_code key code
2703  */
2704 
2705 static void
2706 do_search (WPanel *panel, int c_code)
     /* [previous][next][first][last][top][bottom][index][help]  */
2707 {
2708     int curr;
2709     int i;
2710     gboolean wrapped = FALSE;
2711     char *act;
2712     mc_search_t *search;
2713     char *reg_exp, *esc_str;
2714     gboolean is_found = FALSE;
2715 
2716     if (c_code == KEY_BACKSPACE)
2717     {
2718         if (panel->quick_search.buffer->len != 0)
2719         {
2720             act = panel->quick_search.buffer->str + panel->quick_search.buffer->len;
2721             str_prev_noncomb_char (&act, panel->quick_search.buffer->str);
2722             g_string_set_size (panel->quick_search.buffer, act - panel->quick_search.buffer->str);
2723         }
2724         panel->quick_search.chpoint = 0;
2725     }
2726     else
2727     {
2728         if (c_code != 0 && (gsize) panel->quick_search.chpoint < sizeof (panel->quick_search.ch))
2729         {
2730             panel->quick_search.ch[panel->quick_search.chpoint] = c_code;
2731             panel->quick_search.chpoint++;
2732         }
2733 
2734         if (panel->quick_search.chpoint > 0)
2735         {
2736             switch (str_is_valid_char (panel->quick_search.ch, panel->quick_search.chpoint))
2737             {
2738             case -2:
2739                 return;
2740             case -1:
2741                 panel->quick_search.chpoint = 0;
2742                 return;
2743             default:
2744                 g_string_append_len (panel->quick_search.buffer, panel->quick_search.ch,
2745                                      panel->quick_search.chpoint);
2746                 panel->quick_search.chpoint = 0;
2747             }
2748         }
2749     }
2750 
2751     reg_exp = g_strdup_printf ("%s*", panel->quick_search.buffer->str);
2752     esc_str = str_escape (reg_exp, -1, ",|\\{}[]", TRUE);
2753     search = mc_search_new (esc_str, NULL);
2754     search->search_type = MC_SEARCH_T_GLOB;
2755     search->is_entire_line = TRUE;
2756 
2757     switch (panels_options.qsearch_mode)
2758     {
2759     case QSEARCH_CASE_SENSITIVE:
2760         search->is_case_sensitive = TRUE;
2761         break;
2762     case QSEARCH_CASE_INSENSITIVE:
2763         search->is_case_sensitive = FALSE;
2764         break;
2765     default:
2766         search->is_case_sensitive = panel->sort_info.case_sensitive;
2767         break;
2768     }
2769 
2770     curr = panel->current;
2771 
2772     for (i = panel->current; !wrapped || i != panel->current; i++)
2773     {
2774         if (i >= panel->dir.len)
2775         {
2776             i = 0;
2777             if (wrapped)
2778                 break;
2779             wrapped = TRUE;
2780         }
2781         if (mc_search_run (search, panel->dir.list[i].fname->str, 0, panel->dir.list[i].fname->len,
2782                            NULL))
2783         {
2784             curr = i;
2785             is_found = TRUE;
2786             break;
2787         }
2788     }
2789     if (is_found)
2790     {
2791         unselect_item (panel);
2792         panel->current = curr;
2793         select_item (panel);
2794         widget_draw (WIDGET (panel));
2795     }
2796     else if (c_code != KEY_BACKSPACE)
2797     {
2798         act = panel->quick_search.buffer->str + panel->quick_search.buffer->len;
2799         str_prev_noncomb_char (&act, panel->quick_search.buffer->str);
2800         g_string_set_size (panel->quick_search.buffer, act - panel->quick_search.buffer->str);
2801     }
2802     mc_search_free (search);
2803     g_free (reg_exp);
2804     g_free (esc_str);
2805 }
2806 
2807 /* --------------------------------------------------------------------------------------------- */
2808 /** Start new search.
2809  * @param panel instance of WPanel structure
2810  */
2811 
2812 static void
2813 start_search (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2814 {
2815     if (panel->quick_search.active)
2816     {
2817         if (panel->current == panel->dir.len - 1)
2818             panel->current = 0;
2819         else
2820             move_down (panel);
2821 
2822         /* in case if there was no search string we need to recall
2823            previous string, with which we ended previous searching */
2824         if (panel->quick_search.buffer->len == 0)
2825             mc_g_string_copy (panel->quick_search.buffer, panel->quick_search.prev_buffer);
2826 
2827         do_search (panel, 0);
2828     }
2829     else if (panel->dir.len != 0)
2830     {
2831         panel->quick_search.active = TRUE;
2832         g_string_set_size (panel->quick_search.buffer, 0);
2833         panel->quick_search.ch[0] = '\0';
2834         panel->quick_search.chpoint = 0;
2835         display_mini_info (panel);
2836     }
2837 }
2838 
2839 /* --------------------------------------------------------------------------------------------- */
2840 
2841 static void
2842 stop_search (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2843 {
2844     if (!panel->quick_search.active)
2845         return;
2846 
2847     panel->quick_search.active = FALSE;
2848 
2849     /* if user overrdied search string, we need to store it
2850        to the quick_search.prev_buffer */
2851     if (panel->quick_search.buffer->len != 0)
2852         mc_g_string_copy (panel->quick_search.prev_buffer, panel->quick_search.buffer);
2853 
2854     display_mini_info (panel);
2855 }
2856 
2857 /* --------------------------------------------------------------------------------------------- */
2858 /** Return TRUE if the Enter key has been processed, FALSE otherwise */
2859 
2860 static gboolean
2861 do_enter_on_file_entry (WPanel *panel, const file_entry_t *fe)
     /* [previous][next][first][last][top][bottom][index][help]  */
2862 {
2863     const char *fname = fe->fname->str;
2864     char *fname_quoted;
2865     vfs_path_t *full_name_vpath;
2866     gboolean ok;
2867 
2868     /*
2869      * Directory or link to directory - change directory.
2870      * Try the same for the entries on which mc_lstat() has failed.
2871      */
2872     if (S_ISDIR (fe->st.st_mode) || link_isdir (fe) || (fe->st.st_mode == 0))
2873     {
2874         vfs_path_t *fname_vpath;
2875 
2876         fname_vpath = vfs_path_from_str (fname);
2877         if (!panel_cd (panel, fname_vpath, cd_exact))
2878             cd_error_message (fname);
2879         vfs_path_free (fname_vpath, TRUE);
2880         return TRUE;
2881     }
2882 
2883     full_name_vpath = vfs_path_append_new (panel->cwd_vpath, fname, (char *) NULL);
2884 
2885     // Try associated command
2886     ok = regex_command (full_name_vpath, "Open") != 0;
2887     vfs_path_free (full_name_vpath, TRUE);
2888     if (ok)
2889         return TRUE;
2890 
2891     // Check if the file is executable
2892     full_name_vpath = vfs_path_append_new (panel->cwd_vpath, fname, (char *) NULL);
2893     ok = (is_exe (fe->st.st_mode) && if_link_is_exe (full_name_vpath, fe));
2894     vfs_path_free (full_name_vpath, TRUE);
2895     if (!ok)
2896         return FALSE;
2897 
2898     if (confirm_execute
2899         && query_dialog (PACKAGE_NAME, _ ("Do you really want to execute?"), D_NORMAL, 2,
2900                          _ ("&Yes"), _ ("&No"))
2901             != 0)
2902         return TRUE;
2903 
2904     if (!vfs_current_is_local ())
2905     {
2906         int ret;
2907         vfs_path_t *tmp_vpath;
2908 
2909         tmp_vpath = vfs_path_append_new (vfs_get_raw_current_dir (), fname, (char *) NULL);
2910         ret = mc_setctl (tmp_vpath, VFS_SETCTL_RUN, NULL);
2911         vfs_path_free (tmp_vpath, TRUE);
2912         // We took action only if the dialog was shown or the execution was successful
2913         return confirm_execute || (ret == 0);
2914     }
2915 
2916     fname_quoted = name_quote (fname, FALSE);
2917     if (fname_quoted != NULL)
2918     {
2919         char *cmd;
2920 
2921         cmd = g_strconcat ("." PATH_SEP_STR, fname_quoted, (char *) NULL);
2922         g_free (fname_quoted);
2923 
2924         shell_execute (cmd, 0);
2925         g_free (cmd);
2926     }
2927 
2928     mc_global.source_codepage = default_source_codepage;
2929 
2930     return TRUE;
2931 }
2932 
2933 /* --------------------------------------------------------------------------------------------- */
2934 
2935 static inline gboolean
2936 do_enter (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2937 {
2938     const file_entry_t *fe;
2939 
2940     fe = panel_current_entry (panel);
2941 
2942     return (fe == NULL ? FALSE : do_enter_on_file_entry (panel, fe));
2943 }
2944 
2945 /* --------------------------------------------------------------------------------------------- */
2946 
2947 static void
2948 panel_cycle_listing_format (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2949 {
2950     panel->list_format = (panel->list_format + 1) % LIST_FORMATS;
2951 
2952     if (set_panel_formats (panel) == 0)
2953         do_refresh ();
2954 }
2955 
2956 /* --------------------------------------------------------------------------------------------- */
2957 
2958 static void
2959 chdir_other_panel (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
2960 {
2961     const file_entry_t *entry;
2962     vfs_path_t *new_dir_vpath;
2963     char *curr_entry = NULL;
2964     WPanel *p;
2965 
2966     entry = panel_current_entry (panel);
2967     if (entry == NULL)
2968         return;
2969 
2970     if (get_other_type () != view_listing)
2971         create_panel (get_other_index (), view_listing);
2972 
2973     if (S_ISDIR (entry->st.st_mode) || link_isdir (entry))
2974         new_dir_vpath = vfs_path_append_new (panel->cwd_vpath, entry->fname->str, (char *) NULL);
2975     else
2976     {
2977         new_dir_vpath = vfs_path_append_new (panel->cwd_vpath, "..", (char *) NULL);
2978         curr_entry = strrchr (vfs_path_get_last_path_str (panel->cwd_vpath), PATH_SEP);
2979     }
2980 
2981     p = change_panel ();
2982     panel_cd (p, new_dir_vpath, cd_exact);
2983     vfs_path_free (new_dir_vpath, TRUE);
2984 
2985     if (curr_entry != NULL)
2986         panel_set_current_by_name (p, curr_entry);
2987     (void) change_panel ();
2988 
2989     move_down (panel);
2990 }
2991 
2992 /* --------------------------------------------------------------------------------------------- */
2993 /**
2994  * Make the current directory of the current panel also the current
2995  * directory of the other panel.  Put the other panel to the listing
2996  * mode if needed.  If the current panel is panelized, the other panel
2997  * doesn't become panelized.
2998  */
2999 
3000 static void
3001 panel_sync_other (const WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
3002 {
3003     if (get_other_type () != view_listing)
3004         create_panel (get_other_index (), view_listing);
3005 
3006     panel_do_cd (other_panel, panel->cwd_vpath, cd_exact);
3007 
3008     // try to set current filename on the other panel
3009     if (!panel->is_panelized)
3010     {
3011         const file_entry_t *fe;
3012 
3013         fe = panel_current_entry (panel);
3014         if (fe != NULL)
3015             panel_set_current_by_name (other_panel, fe->fname->str);
3016     }
3017 }
3018 
3019 /* --------------------------------------------------------------------------------------------- */
3020 
3021 static void
3022 chdir_to_readlink (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
3023 {
3024     const file_entry_t *fe;
3025     vfs_path_t *new_dir_vpath;
3026     char buffer[MC_MAXPATHLEN];
3027     int i;
3028     struct stat st;
3029     vfs_path_t *panel_fname_vpath;
3030     gboolean ok;
3031     WPanel *cpanel;
3032 
3033     if (get_other_type () != view_listing)
3034         return;
3035 
3036     fe = panel_current_entry (panel);
3037 
3038     if (fe == NULL || !S_ISLNK (fe->st.st_mode))
3039         return;
3040 
3041     i = readlink (fe->fname->str, buffer, MC_MAXPATHLEN - 1);
3042     if (i < 0)
3043         return;
3044 
3045     panel_fname_vpath = vfs_path_from_str (fe->fname->str);
3046     ok = (mc_stat (panel_fname_vpath, &st) >= 0);
3047     vfs_path_free (panel_fname_vpath, TRUE);
3048     if (!ok)
3049         return;
3050 
3051     buffer[i] = '\0';
3052     if (!S_ISDIR (st.st_mode))
3053     {
3054         char *p;
3055 
3056         p = strrchr (buffer, PATH_SEP);
3057         if (p != NULL && p[1] == '\0')
3058         {
3059             *p = '\0';
3060             p = strrchr (buffer, PATH_SEP);
3061         }
3062         if (p == NULL)
3063             return;
3064 
3065         p[1] = '\0';
3066     }
3067     if (IS_PATH_SEP (*buffer))
3068         new_dir_vpath = vfs_path_from_str (buffer);
3069     else
3070         new_dir_vpath = vfs_path_append_new (panel->cwd_vpath, buffer, (char *) NULL);
3071 
3072     cpanel = change_panel ();
3073     panel_cd (cpanel, new_dir_vpath, cd_exact);
3074     vfs_path_free (new_dir_vpath, TRUE);
3075     (void) change_panel ();
3076 
3077     move_down (panel);
3078 }
3079 
3080 /* --------------------------------------------------------------------------------------------- */
3081 /**
3082    function return 0 if not found and REAL_INDEX+1 if found
3083  */
3084 
3085 static gsize
3086 panel_get_format_field_index_by_name (const WPanel *panel, const char *name)
     /* [previous][next][first][last][top][bottom][index][help]  */
3087 {
3088     GSList *format;
3089     gsize lc_index;
3090 
3091     for (lc_index = 1, format = panel->format;
3092          format != NULL && strcmp (((format_item_t *) format->data)->title, name) != 0;
3093          format = g_slist_next (format), lc_index++)
3094         ;
3095 
3096     if (format == NULL)
3097         lc_index = 0;
3098 
3099     return lc_index;
3100 }
3101 
3102 /* --------------------------------------------------------------------------------------------- */
3103 
3104 static const panel_field_t *
3105 panel_get_sortable_field_by_format (const WPanel *panel, gsize lc_index)
     /* [previous][next][first][last][top][bottom][index][help]  */
3106 {
3107     const panel_field_t *pfield;
3108     const format_item_t *format;
3109 
3110     format = (const format_item_t *) g_slist_nth_data (panel->format, lc_index);
3111     if (format == NULL)
3112         return NULL;
3113 
3114     pfield = panel_get_field_by_title (format->title);
3115     if (pfield == NULL)
3116         return NULL;
3117     if (pfield->sort_routine == NULL)
3118         return NULL;
3119     return pfield;
3120 }
3121 
3122 /* --------------------------------------------------------------------------------------------- */
3123 
3124 static void
3125 panel_toggle_sort_order_prev (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
3126 {
3127     gsize lc_index, i;
3128     const char *title;
3129     const panel_field_t *pfield = NULL;
3130 
3131     title = panel_get_title_without_hotkey (panel->sort_field->title_hotkey);
3132     lc_index = panel_get_format_field_index_by_name (panel, title);
3133 
3134     if (lc_index > 1)
3135     {
3136         // search for prev sortable column in panel format
3137         for (i = lc_index - 1;
3138              i != 0 && (pfield = panel_get_sortable_field_by_format (panel, i - 1)) == NULL; i--)
3139             ;
3140     }
3141 
3142     if (pfield == NULL)
3143     {
3144         // Sortable field not found. Try to search in each array
3145         for (i = g_slist_length (panel->format);
3146              i != 0 && (pfield = panel_get_sortable_field_by_format (panel, i - 1)) == NULL; i--)
3147             ;
3148     }
3149 
3150     if (pfield != NULL)
3151     {
3152         panel->sort_field = pfield;
3153         panel_set_sort_order (panel, pfield);
3154     }
3155 }
3156 
3157 /* --------------------------------------------------------------------------------------------- */
3158 
3159 static void
3160 panel_toggle_sort_order_next (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
3161 {
3162     gsize lc_index, i;
3163     const panel_field_t *pfield = NULL;
3164     gsize format_field_count;
3165     const char *title;
3166 
3167     format_field_count = g_slist_length (panel->format);
3168     title = panel_get_title_without_hotkey (panel->sort_field->title_hotkey);
3169     lc_index = panel_get_format_field_index_by_name (panel, title);
3170 
3171     if (lc_index != 0 && lc_index != format_field_count)
3172     {
3173         // search for prev sortable column in panel format
3174         for (i = lc_index; i != format_field_count
3175              && (pfield = panel_get_sortable_field_by_format (panel, i)) == NULL;
3176              i++)
3177             ;
3178     }
3179 
3180     if (pfield == NULL)
3181     {
3182         // Sortable field not found. Try to search in each array
3183         for (i = 0; i != format_field_count
3184              && (pfield = panel_get_sortable_field_by_format (panel, i)) == NULL;
3185              i++)
3186             ;
3187     }
3188 
3189     if (pfield != NULL)
3190     {
3191         panel->sort_field = pfield;
3192         panel_set_sort_order (panel, pfield);
3193     }
3194 }
3195 
3196 /* --------------------------------------------------------------------------------------------- */
3197 
3198 static void
3199 panel_select_sort_order (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
3200 {
3201     const panel_field_t *sort_order;
3202 
3203     sort_order = sort_box (&panel->sort_info, panel->sort_field);
3204     if (sort_order != NULL)
3205     {
3206         panel->sort_field = sort_order;
3207         panel_set_sort_order (panel, sort_order);
3208     }
3209 }
3210 
3211 /* --------------------------------------------------------------------------------------------- */
3212 /**
3213  * Scroll long filename to left
3214  *
3215  * @param panel object
3216  */
3217 
3218 static void
3219 panel_content_scroll_left (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
3220 {
3221     if (panel->content_shift != 0)
3222     {
3223         if (panel->content_shift > panel->max_shift)
3224             panel->content_shift = panel->max_shift;
3225 
3226         panel->content_shift--;
3227         show_dir (panel);
3228         paint_dir (panel);
3229     }
3230 }
3231 
3232 /* --------------------------------------------------------------------------------------------- */
3233 /**
3234  * Scroll long filename to right
3235  *
3236  * @param panel object
3237  */
3238 
3239 static void
3240 panel_content_scroll_right (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
3241 {
3242     if (panel->content_shift == 0 || panel->content_shift < panel->max_shift)
3243     {
3244         panel->content_shift++;
3245         show_dir (panel);
3246         paint_dir (panel);
3247     }
3248 }
3249 
3250 /* --------------------------------------------------------------------------------------------- */
3251 /**
3252  * Scroll long filename to home
3253  *
3254  * @param panel the pointer to the panel on which we operate
3255  */
3256 
3257 static void
3258 panel_content_scroll_home (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
3259 {
3260     panel->content_shift = 0;
3261     show_dir (panel);
3262     paint_dir (panel);
3263 }
3264 
3265 /* --------------------------------------------------------------------------------------------- */
3266 /**
3267  * Scroll long filename to end
3268  *
3269  * @param panel the pointer to the panel on which we operate
3270  */
3271 
3272 static void
3273 panel_content_scroll_end (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
3274 {
3275     // set content_shift to the maximum possible value
3276     panel->content_shift = UINT_MAX;
3277 
3278     show_dir (panel);
3279     paint_dir (panel);
3280 
3281     // correct content shift after UINT_MAX
3282     if (panel->content_shift > panel->max_shift)
3283         panel->content_shift = panel->max_shift;
3284 }
3285 
3286 /* --------------------------------------------------------------------------------------------- */
3287 
3288 static void
3289 panel_set_sort_type_by_id (WPanel *panel, const char *name)
     /* [previous][next][first][last][top][bottom][index][help]  */
3290 {
3291     if (strcmp (panel->sort_field->id, name) == 0)
3292         panel->sort_info.reverse = !panel->sort_info.reverse;
3293     else
3294     {
3295         const panel_field_t *sort_order;
3296 
3297         sort_order = panel_get_field_by_id (name);
3298         if (sort_order == NULL)
3299             return;
3300 
3301         panel->sort_field = sort_order;
3302     }
3303 
3304     panel_set_sort_order (panel, panel->sort_field);
3305 }
3306 
3307 /* --------------------------------------------------------------------------------------------- */
3308 /**
3309  *  If we moved to the parent directory move the 'current' pointer to
3310  *  the old directory name; If we leave VFS dir, remove FS specificator.
3311  *
3312  *  You do _NOT_ want to add any vfs aware code here. <pavel@ucw.cz>
3313  */
3314 
3315 static const char *
3316 get_parent_dir_name (const vfs_path_t *cwd_vpath, const vfs_path_t *lwd_vpath)
     /* [previous][next][first][last][top][bottom][index][help]  */
3317 {
3318     size_t llen, clen;
3319     const char *p, *lwd;
3320 
3321     llen = vfs_path_len (lwd_vpath);
3322     clen = vfs_path_len (cwd_vpath);
3323 
3324     if (llen <= clen)
3325         return NULL;
3326 
3327     lwd = vfs_path_as_str (lwd_vpath);
3328 
3329     p = g_strrstr (lwd, VFS_PATH_URL_DELIMITER);
3330 
3331     if (p == NULL)
3332     {
3333         const char *cwd;
3334 
3335         cwd = vfs_path_as_str (cwd_vpath);
3336 
3337         p = strrchr (lwd, PATH_SEP);
3338 
3339         if (p != NULL && strncmp (cwd, lwd, (size_t) (p - lwd)) == 0
3340             && (clen == (size_t) (p - lwd) || (p == lwd && IS_PATH_SEP (cwd[0]) && cwd[1] == '\0')))
3341             return (p + 1);
3342 
3343         return NULL;
3344     }
3345 
3346     // skip VFS prefix
3347     while (--p > lwd && !IS_PATH_SEP (*p))
3348         ;
3349     // get last component
3350     while (--p > lwd && !IS_PATH_SEP (*p))
3351         ;
3352 
3353     // return last component
3354     return (p != lwd || IS_PATH_SEP (*p)) ? p + 1 : p;
3355 }
3356 
3357 /* --------------------------------------------------------------------------------------------- */
3358 /**
3359  * Changes the current directory of the panel.
3360  * Don't record change in the directory history.
3361  */
3362 
3363 static gboolean
3364 panel_do_cd_int (WPanel *panel, const vfs_path_t *new_dir_vpath, enum cd_enum cd_type)
     /* [previous][next][first][last][top][bottom][index][help]  */
3365 {
3366     vfs_path_t *olddir_vpath;
3367 
3368     // Convert *new_path to a suitable pathname, handle ~user
3369     if (cd_type == cd_parse_command)
3370     {
3371         const vfs_path_element_t *element;
3372 
3373         element = vfs_path_get_by_index (new_dir_vpath, 0);
3374         if (strcmp (element->path, "-") == 0)
3375             new_dir_vpath = panel->lwd_vpath;
3376     }
3377 
3378     if (mc_chdir (new_dir_vpath) == -1)
3379         return FALSE;
3380 
3381     // Success: save previous directory, shutdown status of previous dir
3382     olddir_vpath = vfs_path_clone (panel->cwd_vpath);
3383     panel_set_lwd (panel, panel->cwd_vpath);
3384     input_complete_free (cmdline);
3385 
3386     vfs_path_free (panel->cwd_vpath, TRUE);
3387     vfs_setup_cwd ();
3388     panel->cwd_vpath = vfs_path_clone (vfs_get_raw_current_dir ());
3389 
3390     vfs_release_path (olddir_vpath);
3391 
3392 #ifdef ENABLE_SUBSHELL
3393     subshell_chdir (panel->cwd_vpath);
3394 #endif
3395 
3396     // Reload current panel
3397     panel_clean_dir (panel);
3398 
3399     if (!dir_list_load (&panel->dir, panel->cwd_vpath, panel->sort_field->sort_routine,
3400                         &panel->sort_info, &panel->filter))
3401         message (D_ERROR, MSG_ERROR, _ ("Cannot read directory contents"));
3402 
3403     if (panel->dir.len == 0)
3404         panel_set_current (panel, -1);
3405 
3406     panel_set_current_by_name (panel, get_parent_dir_name (panel->cwd_vpath, olddir_vpath));
3407 
3408     load_hint (FALSE);
3409     panel->dirty = TRUE;
3410     update_xterm_title_path ();
3411     update_terminal_cwd ();
3412 
3413     vfs_path_free (olddir_vpath, TRUE);
3414 
3415     return TRUE;
3416 }
3417 
3418 /* --------------------------------------------------------------------------------------------- */
3419 
3420 static void
3421 directory_history_next (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
3422 {
3423     gboolean ok;
3424 
3425     do
3426     {
3427         GList *next;
3428 
3429         ok = TRUE;
3430         next = g_list_next (panel->dir_history.current);
3431         if (next != NULL)
3432         {
3433             vfs_path_t *data_vpath;
3434 
3435             data_vpath = vfs_path_from_str ((char *) next->data);
3436             ok = panel_do_cd_int (panel, data_vpath, cd_exact);
3437             vfs_path_free (data_vpath, TRUE);
3438             panel->dir_history.current = next;
3439         }
3440         // skip directories that present in history but absent in file system
3441     }
3442     while (!ok);
3443 }
3444 
3445 /* --------------------------------------------------------------------------------------------- */
3446 
3447 static void
3448 directory_history_prev (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
3449 {
3450     gboolean ok;
3451 
3452     do
3453     {
3454         GList *prev;
3455 
3456         ok = TRUE;
3457         prev = g_list_previous (panel->dir_history.current);
3458         if (prev != NULL)
3459         {
3460             vfs_path_t *data_vpath;
3461 
3462             data_vpath = vfs_path_from_str ((char *) prev->data);
3463             ok = panel_do_cd_int (panel, data_vpath, cd_exact);
3464             vfs_path_free (data_vpath, TRUE);
3465             panel->dir_history.current = prev;
3466         }
3467         // skip directories that present in history but absent in file system
3468     }
3469     while (!ok);
3470 }
3471 
3472 /* --------------------------------------------------------------------------------------------- */
3473 
3474 static void
3475 directory_history_list (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
3476 {
3477     history_descriptor_t hd;
3478     gboolean ok = FALSE;
3479     size_t pos;
3480 
3481     pos = g_list_position (panel->dir_history.current, panel->dir_history.list);
3482 
3483     history_descriptor_init (&hd, WIDGET (panel)->rect.y, WIDGET (panel)->rect.x,
3484                              panel->dir_history.list, (int) pos);
3485     history_show (&hd);
3486 
3487     panel->dir_history.list = hd.list;
3488     if (hd.text != NULL)
3489     {
3490         vfs_path_t *s_vpath;
3491 
3492         s_vpath = vfs_path_from_str (hd.text);
3493         ok = panel_do_cd_int (panel, s_vpath, cd_exact);
3494         if (ok)
3495             directory_history_add (panel, panel->cwd_vpath);
3496         else
3497             cd_error_message (hd.text);
3498         vfs_path_free (s_vpath, TRUE);
3499         g_free (hd.text);
3500     }
3501 
3502     if (!ok)
3503     {
3504         /* Since history is fully modified in history_show(), panel->dir_history actually
3505          * points to the invalid place. Try restore current position here. */
3506 
3507         size_t i;
3508 
3509         panel->dir_history.current = panel->dir_history.list;
3510 
3511         for (i = 0; i <= pos; i++)
3512         {
3513             GList *prev;
3514 
3515             prev = g_list_previous (panel->dir_history.current);
3516             if (prev == NULL)
3517                 break;
3518 
3519             panel->dir_history.current = prev;
3520         }
3521     }
3522 }
3523 
3524 /* --------------------------------------------------------------------------------------------- */
3525 
3526 static cb_ret_t
3527 panel_execute_cmd (WPanel *panel, long command)
     /* [previous][next][first][last][top][bottom][index][help]  */
3528 {
3529     int res = MSG_HANDLED;
3530 
3531     if (command != CK_Search)
3532         stop_search (panel);
3533 
3534     switch (command)
3535     {
3536     case CK_Up:
3537     case CK_Down:
3538     case CK_Left:
3539     case CK_Right:
3540     case CK_Bottom:
3541     case CK_Top:
3542     case CK_PageDown:
3543     case CK_PageUp:
3544         // reset state of marks flag
3545         state_mark = -1;
3546         break;
3547     default:
3548         break;
3549     }
3550 
3551     switch (command)
3552     {
3553     case CK_CycleListingFormat:
3554         panel_cycle_listing_format (panel);
3555         break;
3556     case CK_PanelOtherCd:
3557         chdir_other_panel (panel);
3558         break;
3559     case CK_PanelOtherCdLink:
3560         chdir_to_readlink (panel);
3561         break;
3562     case CK_CopySingle:
3563         copy_cmd_local (panel);
3564         break;
3565     case CK_DeleteSingle:
3566         delete_cmd_local (panel);
3567         break;
3568     case CK_Enter:
3569         do_enter (panel);
3570         break;
3571     case CK_ViewRaw:
3572         view_raw_cmd (panel);
3573         break;
3574     case CK_EditNew:
3575         edit_cmd_new ();
3576         break;
3577     case CK_MoveSingle:
3578         rename_cmd_local (panel);
3579         break;
3580     case CK_SelectInvert:
3581         panel_select_invert_files (panel);
3582         break;
3583     case CK_Select:
3584         panel_select_files (panel);
3585         break;
3586     case CK_SelectExt:
3587         panel_select_ext_cmd (panel);
3588         break;
3589     case CK_Unselect:
3590         panel_unselect_files (panel);
3591         break;
3592     case CK_Filter:
3593         panel_do_set_filter (panel);
3594         break;
3595     case CK_PageDown:
3596         next_page (panel);
3597         break;
3598     case CK_PageUp:
3599         prev_page (panel);
3600         break;
3601     case CK_CdChild:
3602         goto_child_dir (panel);
3603         break;
3604     case CK_CdParent:
3605         goto_parent_dir (panel);
3606         break;
3607     case CK_History:
3608         directory_history_list (panel);
3609         break;
3610     case CK_HistoryNext:
3611         directory_history_next (panel);
3612         break;
3613     case CK_HistoryPrev:
3614         directory_history_prev (panel);
3615         break;
3616     case CK_BottomOnScreen:
3617         goto_bottom_file (panel);
3618         break;
3619     case CK_MiddleOnScreen:
3620         goto_middle_file (panel);
3621         break;
3622     case CK_TopOnScreen:
3623         goto_top_file (panel);
3624         break;
3625     case CK_Mark:
3626         mark_file (panel);
3627         break;
3628     case CK_MarkUp:
3629         mark_file_up (panel);
3630         break;
3631     case CK_MarkDown:
3632         mark_file_down (panel);
3633         break;
3634     case CK_MarkLeft:
3635         mark_file_left (panel);
3636         break;
3637     case CK_MarkRight:
3638         mark_file_right (panel);
3639         break;
3640     case CK_CdParentSmart:
3641         res = force_maybe_cd (panel);
3642         break;
3643     case CK_Up:
3644         move_up (panel);
3645         break;
3646     case CK_Down:
3647         move_down (panel);
3648         break;
3649     case CK_Left:
3650         res = move_left (panel);
3651         break;
3652     case CK_Right:
3653         res = move_right (panel);
3654         break;
3655     case CK_Bottom:
3656         move_end (panel);
3657         break;
3658     case CK_Top:
3659         move_home (panel);
3660         break;
3661     case CK_SelectCodepage:
3662         panel_change_encoding (panel);
3663         break;
3664     case CK_ScrollLeft:
3665         panel_content_scroll_left (panel);
3666         break;
3667     case CK_ScrollRight:
3668         panel_content_scroll_right (panel);
3669         break;
3670     case CK_ScrollHome:
3671         panel_content_scroll_home (panel);
3672         break;
3673     case CK_ScrollEnd:
3674         panel_content_scroll_end (panel);
3675         break;
3676     case CK_Search:
3677         start_search (panel);
3678         break;
3679     case CK_SearchStop:
3680         break;
3681     case CK_PanelOtherSync:
3682         panel_sync_other (panel);
3683         break;
3684     case CK_Sort:
3685         panel_select_sort_order (panel);
3686         break;
3687     case CK_SortPrev:
3688         panel_toggle_sort_order_prev (panel);
3689         break;
3690     case CK_SortNext:
3691         panel_toggle_sort_order_next (panel);
3692         break;
3693     case CK_SortReverse:
3694         panel->sort_info.reverse = !panel->sort_info.reverse;
3695         panel_set_sort_order (panel, panel->sort_field);
3696         break;
3697     case CK_SortByName:
3698         panel_set_sort_type_by_id (panel, "name");
3699         break;
3700     case CK_SortByVersion:
3701         panel_set_sort_type_by_id (panel, "version");
3702         break;
3703     case CK_SortByExt:
3704         panel_set_sort_type_by_id (panel, "extension");
3705         break;
3706     case CK_SortBySize:
3707         panel_set_sort_type_by_id (panel, "size");
3708         break;
3709     case CK_SortByMTime:
3710         panel_set_sort_type_by_id (panel, "mtime");
3711         break;
3712     default:
3713         res = MSG_NOT_HANDLED;
3714         break;
3715     }
3716 
3717     return res;
3718 }
3719 
3720 /* --------------------------------------------------------------------------------------------- */
3721 
3722 static cb_ret_t
3723 panel_key (WPanel *panel, int key)
     /* [previous][next][first][last][top][bottom][index][help]  */
3724 {
3725     long command;
3726 
3727     if (is_abort_char (key))
3728     {
3729         stop_search (panel);
3730         return MSG_HANDLED;
3731     }
3732 
3733     if (panel->quick_search.active && ((key >= ' ' && key <= 255) || key == KEY_BACKSPACE))
3734     {
3735         do_search (panel, key);
3736         return MSG_HANDLED;
3737     }
3738 
3739     command = widget_lookup_key (WIDGET (panel), key);
3740     if (command != CK_IgnoreKey)
3741         return panel_execute_cmd (panel, command);
3742 
3743     if (panels_options.torben_fj_mode && key == ALT ('h'))
3744     {
3745         goto_middle_file (panel);
3746         return MSG_HANDLED;
3747     }
3748 
3749     if (!command_prompt && ((key >= ' ' && key <= 255) || key == KEY_BACKSPACE))
3750     {
3751         start_search (panel);
3752         do_search (panel, key);
3753         return MSG_HANDLED;
3754     }
3755 
3756     return MSG_NOT_HANDLED;
3757 }
3758 
3759 /* --------------------------------------------------------------------------------------------- */
3760 
3761 static cb_ret_t
3762 panel_callback (Widget *w, Widget *sender, widget_msg_t msg, int parm, void *data)
     /* [previous][next][first][last][top][bottom][index][help]  */
3763 {
3764     WPanel *panel = PANEL (w);
3765     WDialog *h = DIALOG (w->owner);
3766     WButtonBar *bb;
3767 
3768     switch (msg)
3769     {
3770     case MSG_INIT:
3771         // subscribe to "history_load" event
3772         mc_event_add (h->event_group, MCEVENT_HISTORY_LOAD, panel_load_history, w, NULL);
3773         // subscribe to "history_save" event
3774         mc_event_add (h->event_group, MCEVENT_HISTORY_SAVE, panel_save_history, w, NULL);
3775         return MSG_HANDLED;
3776 
3777     case MSG_DRAW:
3778         // Repaint everything, including frame and separator
3779         widget_erase (w);
3780         show_dir (panel);
3781         panel_print_header (panel);
3782         adjust_top_file (panel);
3783         paint_dir (panel);
3784         mini_info_separator (panel);
3785         display_mini_info (panel);
3786         panel->dirty = FALSE;
3787         return MSG_HANDLED;
3788 
3789     case MSG_FOCUS:
3790         state_mark = -1;
3791         current_panel = panel;
3792         panel->active = TRUE;
3793 
3794         if (mc_chdir (panel->cwd_vpath) != 0)
3795         {
3796             char *cwd;
3797 
3798             cwd = vfs_path_to_str_flags (panel->cwd_vpath, 0, VPF_STRIP_PASSWORD);
3799             cd_error_message (cwd);
3800             g_free (cwd);
3801         }
3802 #ifdef ENABLE_SUBSHELL
3803         else
3804             subshell_chdir (panel->cwd_vpath);
3805 #endif
3806 
3807         update_xterm_title_path ();
3808         update_terminal_cwd ();
3809         select_item (panel);
3810 
3811         bb = buttonbar_find (h);
3812         midnight_set_buttonbar (bb);
3813         return MSG_HANDLED;
3814 
3815     case MSG_UNFOCUS:
3816         // Janne: look at this for the multiple panel options
3817         stop_search (panel);
3818         panel->active = FALSE;
3819         unselect_item (panel);
3820         return MSG_HANDLED;
3821 
3822     case MSG_KEY:
3823         return panel_key (panel, parm);
3824 
3825     case MSG_ACTION:
3826         return panel_execute_cmd (panel, parm);
3827 
3828     case MSG_DESTROY:
3829         vfs_stamp_path (panel->cwd_vpath);
3830         // unsubscribe from "history_load" event
3831         mc_event_del (h->event_group, MCEVENT_HISTORY_LOAD, panel_load_history, w);
3832         // unsubscribe from "history_save" event
3833         mc_event_del (h->event_group, MCEVENT_HISTORY_SAVE, panel_save_history, w);
3834         panel_destroy (panel);
3835         free_my_statfs ();
3836         return MSG_HANDLED;
3837 
3838     default:
3839         return widget_default_callback (w, sender, msg, parm, data);
3840     }
3841 }
3842 
3843 /* --------------------------------------------------------------------------------------------- */
3844 /*                                     */
3845 /* Panel mouse events support routines */
3846 /*                                     */
3847 
3848 static void
3849 mouse_toggle_mark (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
3850 {
3851     const file_entry_t *fe;
3852 
3853     fe = panel_current_entry (panel);
3854     if (fe != NULL)
3855     {
3856         do_mark_file (panel, MARK_DONT_MOVE);
3857         mouse_marking = fe->f.marked != 0;
3858         mouse_mark_panel = current_panel;
3859     }
3860 }
3861 
3862 /* --------------------------------------------------------------------------------------------- */
3863 
3864 static void
3865 mouse_set_mark (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
3866 {
3867     if (mouse_mark_panel == panel)
3868     {
3869         const file_entry_t *fe;
3870 
3871         fe = panel_current_entry (panel);
3872         if (fe != NULL)
3873         {
3874             if (mouse_marking && fe->f.marked == 0)
3875                 do_mark_file (panel, MARK_DONT_MOVE);
3876             else if (!mouse_marking && fe->f.marked != 0)
3877                 do_mark_file (panel, MARK_DONT_MOVE);
3878         }
3879     }
3880 }
3881 
3882 /* --------------------------------------------------------------------------------------------- */
3883 
3884 static void
3885 mark_if_marking (WPanel *panel, const mouse_event_t *event, int previous_current)
     /* [previous][next][first][last][top][bottom][index][help]  */
3886 {
3887     if ((event->buttons & GPM_B_RIGHT) == 0)
3888         return;
3889 
3890     if (event->msg == MSG_MOUSE_DOWN)
3891         mouse_toggle_mark (panel);
3892     else
3893     {
3894         int pcurr, curr1, curr2;
3895 
3896         pcurr = panel->current;
3897         curr1 = MIN (previous_current, panel->current);
3898         curr2 = MAX (previous_current, panel->current);
3899 
3900         for (; curr1 <= curr2; curr1++)
3901         {
3902             panel->current = curr1;
3903             mouse_set_mark (panel);
3904         }
3905 
3906         panel->current = pcurr;
3907     }
3908 }
3909 
3910 /* --------------------------------------------------------------------------------------------- */
3911 /** Determine which column was clicked, and sort the panel on
3912  * that column, or reverse sort on that column if already
3913  * sorted on that column.
3914  */
3915 
3916 static void
3917 mouse_sort_col (WPanel *panel, int x)
     /* [previous][next][first][last][top][bottom][index][help]  */
3918 {
3919     int i = 0;
3920     GSList *format;
3921     const char *lc_sort_name = NULL;
3922     panel_field_t *col_sort_format = NULL;
3923 
3924     const int sort_indicator_width =
3925         panel->sort_info.reverse ? panel_sort_up_indicator_width : panel_sort_down_indicator_width;
3926 
3927     // Clicking the sort order indicator itself should reverse the current sort order
3928     if (x >= 2 && x < 2 + sort_indicator_width)
3929     {
3930         panel->sort_info.reverse = !panel->sort_info.reverse;
3931         panel_set_sort_order (panel, panel->sort_field);
3932         return;
3933     }
3934 
3935     for (format = panel->format; format != NULL; format = g_slist_next (format))
3936     {
3937         format_item_t *fi = (format_item_t *) format->data;
3938 
3939         i += fi->field_len;
3940         if (x < i + 1)
3941         {
3942             // found column
3943             lc_sort_name = fi->title;
3944             break;
3945         }
3946     }
3947 
3948     if (lc_sort_name == NULL)
3949         return;
3950 
3951     for (i = 0; panel_fields[i].id != NULL; i++)
3952     {
3953         const char *title;
3954 
3955         title = panel_get_title_without_hotkey (panel_fields[i].title_hotkey);
3956         if (panel_fields[i].sort_routine != NULL && strcmp (title, lc_sort_name) == 0)
3957         {
3958             col_sort_format = &panel_fields[i];
3959             break;
3960         }
3961     }
3962 
3963     if (col_sort_format != NULL)
3964     {
3965         if (panel->sort_field == col_sort_format)
3966             // reverse the sort if clicked column is already the sorted column
3967             panel->sort_info.reverse = !panel->sort_info.reverse;
3968         else
3969             // new sort is forced to be ascending
3970             panel->sort_info.reverse = FALSE;
3971 
3972         panel_set_sort_order (panel, col_sort_format);
3973     }
3974 }
3975 
3976 /* --------------------------------------------------------------------------------------------- */
3977 
3978 static int
3979 panel_mouse_is_on_item (const WPanel *panel, int y, int x)
     /* [previous][next][first][last][top][bottom][index][help]  */
3980 {
3981     int lines, col_width, col;
3982 
3983     if (y < 0)
3984         return MOUSE_UPPER_FILE_LIST;
3985 
3986     lines = panel_lines (panel);
3987     if (y >= lines)
3988         return MOUSE_BELOW_FILE_LIST;
3989 
3990     col_width = (CONST_WIDGET (panel)->rect.cols - 2) / panel->list_cols;
3991     // column where mouse is
3992     col = x / col_width;
3993 
3994     y += panel->top + lines * col;
3995 
3996     // are we below or in the next column of last file?
3997     if (y >= panel->dir.len)
3998         return MOUSE_AFTER_LAST_FILE;
3999 
4000     // we are on item of the file file; return an index to select a file
4001     return y;
4002 }
4003 
4004 /* --------------------------------------------------------------------------------------------- */
4005 
4006 static void
4007 panel_mouse_callback (Widget *w, mouse_msg_t msg, mouse_event_t *event)
     /* [previous][next][first][last][top][bottom][index][help]  */
4008 {
4009     WPanel *panel = PANEL (w);
4010     gboolean is_active;
4011 
4012     is_active = widget_is_active (w);
4013 
4014     switch (msg)
4015     {
4016     case MSG_MOUSE_DOWN:
4017         if (event->y == 0)
4018         {
4019             // top frame
4020             if (event->x == 1)
4021                 // "<" button
4022                 directory_history_prev (panel);
4023             else if (event->x == w->rect.cols - 2)
4024                 // ">" button
4025                 directory_history_next (panel);
4026             else if (event->x >= w->rect.cols - 5 && event->x <= w->rect.cols - 3)
4027                 // "^" button
4028                 directory_history_list (panel);
4029             else if (event->x == w->rect.cols - 6)
4030                 // "." button show/hide hidden files
4031                 send_message (filemanager, NULL, MSG_ACTION, CK_ShowHidden, NULL);
4032             else
4033             {
4034                 // no other events on 1st line, return MOU_UNHANDLED
4035                 event->result.abort = TRUE;
4036                 // avoid extra panel redraw
4037                 panel->dirty = FALSE;
4038             }
4039             break;
4040         }
4041 
4042         if (event->y == 1)
4043         {
4044             // sort on clicked column
4045             mouse_sort_col (panel, event->x + 1);
4046             break;
4047         }
4048 
4049         if (!is_active)
4050             (void) change_panel ();
4051         MC_FALLTHROUGH;
4052 
4053     case MSG_MOUSE_DRAG:
4054     {
4055         int my_index;
4056         int previous_current;
4057 
4058         my_index = panel_mouse_is_on_item (panel, event->y - 2, event->x);
4059         previous_current = panel->current;
4060 
4061         switch (my_index)
4062         {
4063         case MOUSE_UPPER_FILE_LIST:
4064             move_up (panel);
4065             mark_if_marking (panel, event, previous_current);
4066             break;
4067 
4068         case MOUSE_BELOW_FILE_LIST:
4069             move_down (panel);
4070             mark_if_marking (panel, event, previous_current);
4071             break;
4072 
4073         case MOUSE_AFTER_LAST_FILE:
4074             break;  // do nothing
4075 
4076         default:
4077             if (my_index != panel->current)
4078             {
4079                 unselect_item (panel);
4080                 panel->current = my_index;
4081                 select_item (panel);
4082             }
4083 
4084             mark_if_marking (panel, event, previous_current);
4085             break;
4086         }
4087     }
4088     break;
4089 
4090     case MSG_MOUSE_UP:
4091         break;
4092 
4093     case MSG_MOUSE_CLICK:
4094         if ((event->count & GPM_DOUBLE) != 0 && (event->buttons & GPM_B_LEFT) != 0
4095             && panel_mouse_is_on_item (panel, event->y - 2, event->x) >= 0)
4096             do_enter (panel);
4097         break;
4098 
4099     case MSG_MOUSE_MOVE:
4100         break;
4101 
4102     case MSG_MOUSE_SCROLL_UP:
4103         if (is_active)
4104         {
4105             if (panels_options.mouse_move_pages && panel->top > 0)
4106                 prev_page (panel);
4107             else  // We are in first page
4108                 move_up (panel);
4109         }
4110         break;
4111 
4112     case MSG_MOUSE_SCROLL_DOWN:
4113         if (is_active)
4114         {
4115             if (panels_options.mouse_move_pages
4116                 && panel->top + panel_items (panel) < panel->dir.len)
4117                 next_page (panel);
4118             else  // We are in last page
4119                 move_down (panel);
4120         }
4121         break;
4122 
4123     default:
4124         break;
4125     }
4126 
4127     if (panel->dirty)
4128         widget_draw (w);
4129 }
4130 
4131 /* --------------------------------------------------------------------------------------------- */
4132 
4133 static void
4134 reload_panelized (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
4135 {
4136     int i, j;
4137     dir_list *list = &panel->dir;
4138 
4139     // refresh current VFS directory required for vfs_path_from_str()
4140     (void) mc_chdir (panel->cwd_vpath);
4141 
4142     for (i = 0, j = 0; i < list->len; i++)
4143     {
4144         vfs_path_t *vpath;
4145 
4146         vpath = vfs_path_from_str (list->list[i].fname->str);
4147         if (mc_lstat (vpath, &list->list[i].st) != 0)
4148             g_string_free (list->list[i].fname, TRUE);
4149         else
4150         {
4151             if (j != i)
4152                 list->list[j] = list->list[i];
4153             j++;
4154         }
4155         vfs_path_free (vpath, TRUE);
4156     }
4157     if (j == 0)
4158         dir_list_init (list);
4159     else
4160         list->len = j;
4161 
4162     recalculate_panel_summary (panel);
4163 
4164     if (panel != current_panel)
4165         (void) mc_chdir (current_panel->cwd_vpath);
4166 }
4167 
4168 /* --------------------------------------------------------------------------------------------- */
4169 
4170 static void
4171 update_one_panel_widget (WPanel *panel, panel_update_flags_t flags, const char *current_file)
     /* [previous][next][first][last][top][bottom][index][help]  */
4172 {
4173     gboolean free_pointer;
4174     char *my_current_file = NULL;
4175 
4176     if ((flags & UP_RELOAD) != 0)
4177     {
4178         panel->is_panelized = FALSE;
4179         mc_setctl (panel->cwd_vpath, VFS_SETCTL_FLUSH, NULL);
4180         memset (&(panel->dir_stat), 0, sizeof (panel->dir_stat));
4181     }
4182 
4183     // If current_file == -1 (an invalid pointer) then preserve current
4184     free_pointer = current_file == UP_KEEPSEL;
4185 
4186     if (free_pointer)
4187     {
4188         const file_entry_t *fe;
4189 
4190         fe = panel_current_entry (panel);
4191         if (fe != NULL)
4192             my_current_file = g_strndup (fe->fname->str, fe->fname->len);
4193         current_file = my_current_file;
4194     }
4195 
4196     if (panel->is_panelized)
4197         reload_panelized (panel);
4198     else
4199         panel_reload (panel);
4200 
4201     panel_set_current_by_name (panel, current_file);
4202     panel->dirty = TRUE;
4203 
4204     if (free_pointer)
4205         g_free (my_current_file);
4206 }
4207 
4208 /* --------------------------------------------------------------------------------------------- */
4209 
4210 static void
4211 update_one_panel (int which, panel_update_flags_t flags, const char *current_file)
     /* [previous][next][first][last][top][bottom][index][help]  */
4212 {
4213     if (get_panel_type (which) == view_listing)
4214     {
4215         WPanel *panel;
4216 
4217         panel = PANEL (get_panel_widget (which));
4218         if (panel->is_panelized)
4219             flags &= ~UP_RELOAD;
4220         update_one_panel_widget (panel, flags, current_file);
4221     }
4222 }
4223 
4224 /* --------------------------------------------------------------------------------------------- */
4225 
4226 /* event callback */
4227 static gboolean
4228 event_update_panels (const gchar *event_group_name, const gchar *event_name, gpointer init_data,
     /* [previous][next][first][last][top][bottom][index][help]  */
4229                      gpointer data)
4230 {
4231     (void) event_group_name;
4232     (void) event_name;
4233     (void) init_data;
4234     (void) data;
4235 
4236     update_panels (UP_RELOAD, UP_KEEPSEL);
4237 
4238     return TRUE;
4239 }
4240 
4241 /* --------------------------------------------------------------------------------------------- */
4242 
4243 /* event callback */
4244 static gboolean
4245 panel_save_current_file_to_clip_file (const gchar *event_group_name, const gchar *event_name,
     /* [previous][next][first][last][top][bottom][index][help]  */
4246                                       gpointer init_data, gpointer data)
4247 {
4248     (void) event_group_name;
4249     (void) event_name;
4250     (void) init_data;
4251     (void) data;
4252 
4253     if (current_panel->marked == 0)
4254     {
4255         const file_entry_t *fe;
4256 
4257         fe = panel_current_entry (current_panel);
4258         if (fe != NULL)
4259             mc_event_raise (MCEVENT_GROUP_CORE, "clipboard_text_to_file",
4260                             (gpointer) fe->fname->str);
4261     }
4262     else
4263     {
4264         int i;
4265         gboolean first = TRUE;
4266         char *flist = NULL;
4267 
4268         for (i = 0; i < current_panel->dir.len; i++)
4269         {
4270             const file_entry_t *fe = &current_panel->dir.list[i];
4271 
4272             if (fe->f.marked != 0)
4273             {  // Skip the unmarked ones
4274                 if (first)
4275                 {
4276                     flist = g_strndup (fe->fname->str, fe->fname->len);
4277                     first = FALSE;
4278                 }
4279                 else
4280                 {
4281                     // Add empty lines after the file
4282                     char *tmp;
4283 
4284                     tmp = g_strconcat (flist, "\n", fe->fname->str, (char *) NULL);
4285                     g_free (flist);
4286                     flist = tmp;
4287                 }
4288             }
4289         }
4290 
4291         mc_event_raise (MCEVENT_GROUP_CORE, "clipboard_text_to_file", (gpointer) flist);
4292         g_free (flist);
4293     }
4294     return TRUE;
4295 }
4296 
4297 /* --------------------------------------------------------------------------------------------- */
4298 
4299 static vfs_path_t *
4300 panel_recursive_cd_to_parent (const vfs_path_t *vpath)
     /* [previous][next][first][last][top][bottom][index][help]  */
4301 {
4302     vfs_path_t *cwd_vpath;
4303 
4304     cwd_vpath = vfs_path_clone (vpath);
4305 
4306     while (mc_chdir (cwd_vpath) < 0)
4307     {
4308         const char *panel_cwd_path;
4309         vfs_path_t *tmp_vpath;
4310 
4311         // check if path contains only '/'
4312         panel_cwd_path = vfs_path_as_str (cwd_vpath);
4313         if (panel_cwd_path != NULL && IS_PATH_SEP (panel_cwd_path[0]) && panel_cwd_path[1] == '\0')
4314         {
4315             vfs_path_free (cwd_vpath, TRUE);
4316             return NULL;
4317         }
4318 
4319         tmp_vpath = vfs_path_vtokens_get (cwd_vpath, 0, -1);
4320         vfs_path_free (cwd_vpath, TRUE);
4321         cwd_vpath =
4322             vfs_path_build_filename (PATH_SEP_STR, vfs_path_as_str (tmp_vpath), (char *) NULL);
4323         vfs_path_free (tmp_vpath, TRUE);
4324     }
4325 
4326     return cwd_vpath;
4327 }
4328 
4329 /* --------------------------------------------------------------------------------------------- */
4330 
4331 static void
4332 panel_dir_list_callback (dir_list_cb_state_t state, void *data)
     /* [previous][next][first][last][top][bottom][index][help]  */
4333 {
4334     static int count = 0;
4335 
4336     (void) data;
4337 
4338     switch (state)
4339     {
4340     case DIR_OPEN:
4341         count = 0;
4342         break;
4343 
4344     case DIR_READ:
4345         count++;
4346         if ((count & 15) == 0)
4347             rotate_dash (TRUE);
4348         break;
4349 
4350     case DIR_CLOSE:
4351         rotate_dash (FALSE);
4352         break;
4353 
4354     default:
4355         g_assert_not_reached ();
4356     }
4357 }
4358 
4359 /* --------------------------------------------------------------------------------------------- */
4360 /*** public functions ****************************************************************************/
4361 /* --------------------------------------------------------------------------------------------- */
4362 
4363 file_entry_t *
4364 panel_current_entry (const WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
4365 {
4366     file_entry_t *fe;
4367 
4368     if (panel->dir.len == 0 || panel->current < 0 || panel->current >= panel->dir.len)
4369         return NULL;
4370 
4371     fe = &(panel->dir.list[panel->current]);
4372 
4373     return fe->fname == NULL ? NULL : fe;
4374 }
4375 
4376 /* --------------------------------------------------------------------------------------------- */
4377 
4378 void
4379 panel_set_current_by_name (WPanel *panel, const char *name)
     /* [previous][next][first][last][top][bottom][index][help]  */
4380 {
4381     int i;
4382     char *subdir;
4383 
4384     if (panel->dir.len == 0)
4385     {
4386         panel_set_current (panel, -1);
4387         return;
4388     }
4389 
4390     if (name == NULL)
4391     {
4392         panel_set_current (panel, 0);
4393         return;
4394     }
4395 
4396     /* We only want the last component of the directory,
4397      * and from this only the name without suffix.
4398      * Cut prefix if the panel is not panelized */
4399     if (panel->is_panelized)
4400         subdir = vfs_strip_suffix_from_filename (name);
4401     else
4402         subdir = vfs_strip_suffix_from_filename (x_basename (name));
4403 
4404     /* Search that subdir or filename without prefix (if not panelized panel),
4405        make it current if found */
4406     for (i = 0; i < panel->dir.len; i++)
4407         if (strcmp (subdir, panel->dir.list[i].fname->str) == 0)
4408         {
4409             panel_set_current (panel, i);
4410             g_free (subdir);
4411             return;
4412         }
4413 
4414     // Make current near the filee that is missing
4415     if (panel->current >= panel->dir.len)
4416         panel_set_current (panel, panel->dir.len - 1);
4417     g_free (subdir);
4418 
4419     select_item (panel);
4420 }
4421 
4422 /* --------------------------------------------------------------------------------------------- */
4423 
4424 void
4425 panel_clean_dir (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
4426 {
4427     panel->top = 0;
4428     panel->current = 0;
4429     panel->marked = 0;
4430     panel->dirs_marked = 0;
4431     panel->total = 0;
4432     panel->quick_search.active = FALSE;
4433     panel->is_panelized = FALSE;
4434     panel->dirty = TRUE;
4435     panel->content_shift = 0;
4436     panel->max_shift = 0;
4437 
4438     dir_list_free_list (&panel->dir);
4439 }
4440 
4441 /* --------------------------------------------------------------------------------------------- */
4442 /**
4443  * Set Up panel's current dir object
4444  *
4445  * @param panel panel object
4446  * @param path_str string contain path
4447  */
4448 
4449 void
4450 panel_set_cwd (WPanel *panel, const vfs_path_t *vpath)
     /* [previous][next][first][last][top][bottom][index][help]  */
4451 {
4452     if (vpath != panel->cwd_vpath)  // check if new vpath is not the panel->cwd_vpath object
4453     {
4454         vfs_path_free (panel->cwd_vpath, TRUE);
4455         panel->cwd_vpath = vfs_path_clone (vpath);
4456     }
4457 }
4458 
4459 /* --------------------------------------------------------------------------------------------- */
4460 /**
4461  * Set Up panel's last working dir object
4462  *
4463  * @param panel panel object
4464  * @param path_str string contain path
4465  */
4466 
4467 void
4468 panel_set_lwd (WPanel *panel, const vfs_path_t *vpath)
     /* [previous][next][first][last][top][bottom][index][help]  */
4469 {
4470     if (vpath != panel->lwd_vpath)  // check if new vpath is not the panel->lwd_vpath object
4471     {
4472         vfs_path_free (panel->lwd_vpath, TRUE);
4473         panel->lwd_vpath = vfs_path_clone (vpath);
4474     }
4475 }
4476 
4477 /* --------------------------------------------------------------------------------------------- */
4478 /**
4479  * Creatie an empty panel with specified size.
4480  *
4481  * @param panel_name name of panel for setup receiving
4482  * @param r panel areaa
4483  *
4484  * @return new instance of WPanel
4485  */
4486 
4487 WPanel *
4488 panel_sized_empty_new (const char *panel_name, const WRect *r)
     /* [previous][next][first][last][top][bottom][index][help]  */
4489 {
4490     WPanel *panel;
4491     Widget *w;
4492     char *section;
4493     int i, err;
4494 
4495     panel = g_new0 (WPanel, 1);
4496     w = WIDGET (panel);
4497     widget_init (w, r, panel_callback, panel_mouse_callback);
4498     w->options |= WOP_SELECTABLE | WOP_TOP_SELECT;
4499     w->keymap = panel_map;
4500 
4501     panel->dir.size = DIR_LIST_MIN_SIZE;
4502     panel->dir.list = g_new (file_entry_t, panel->dir.size);
4503     panel->dir.len = 0;
4504     panel->dir.callback = panel_dir_list_callback;
4505 
4506     panel->list_cols = 1;
4507     panel->brief_cols = 2;
4508     panel->dirty = TRUE;
4509     panel->content_shift = 0;
4510     panel->max_shift = 0;
4511 
4512     panel->list_format = list_full;
4513     panel->user_format = g_strdup (DEFAULT_USER_FORMAT);
4514 
4515     panel->filter.flags = FILE_FILTER_DEFAULT_FLAGS;
4516 
4517     for (i = 0; i < LIST_FORMATS; i++)
4518         panel->user_status_format[i] = g_strdup (DEFAULT_USER_FORMAT);
4519 
4520     panel->codepage = SELECT_CHARSET_NO_TRANSLATE;
4521 
4522     panel->frame_size = frame_half;
4523 
4524     panel->quick_search.buffer = g_string_sized_new (MC_MAXFILENAMELEN);
4525     panel->quick_search.prev_buffer = g_string_sized_new (MC_MAXFILENAMELEN);
4526 
4527     panel->name = g_strdup (panel_name);
4528     panel->dir_history.name = g_strconcat ("Dir Hist ", panel->name, (char *) NULL);
4529     // directories history will be get later
4530 
4531     section = g_strconcat ("Temporal:", panel->name, (char *) NULL);
4532     if (!mc_config_has_group (mc_global.main_config, section))
4533     {
4534         g_free (section);
4535         section = g_strdup (panel->name);
4536     }
4537     panel_load_setup (panel, section);
4538     g_free (section);
4539 
4540     if (panel->filter.value != NULL)
4541     {
4542         gboolean case_sens = (panel->filter.flags & SELECT_MATCH_CASE) != 0;
4543         gboolean shell_patterns = (panel->filter.flags & SELECT_SHELL_PATTERNS) != 0;
4544 
4545         panel->filter.handler = mc_search_new (panel->filter.value, NULL);
4546         panel->filter.handler->search_type = shell_patterns ? MC_SEARCH_T_GLOB : MC_SEARCH_T_REGEX;
4547         panel->filter.handler->is_entire_line = TRUE;
4548         panel->filter.handler->is_case_sensitive = case_sens;
4549 
4550         // FIXME: silent check -- do not display an error message
4551         if (!mc_search_prepare (panel->filter.handler))
4552             file_filter_clear (&panel->filter);
4553     }
4554 
4555     // Load format strings
4556     err = set_panel_formats (panel);
4557     if (err != 0)
4558         set_panel_formats (panel);
4559 
4560     return panel;
4561 }
4562 
4563 /* --------------------------------------------------------------------------------------------- */
4564 /**
4565  * Panel creation for specified size and directory.
4566  *
4567  * @param panel_name name of panel for setup retrieving
4568  * @param r panel areaa
4569  * @param vpath working panel directory. If NULL then current directory is used
4570  *
4571  * @return new instance of WPanel
4572  */
4573 
4574 WPanel *
4575 panel_sized_with_dir_new (const char *panel_name, const WRect *r, const vfs_path_t *vpath)
     /* [previous][next][first][last][top][bottom][index][help]  */
4576 {
4577     WPanel *panel;
4578     char *curdir = NULL;
4579     const vfs_path_element_t *path_element;
4580 
4581     panel = panel_sized_empty_new (panel_name, r);
4582 
4583     if (vpath != NULL)
4584     {
4585         curdir = vfs_get_cwd ();
4586         panel_set_cwd (panel, vpath);
4587     }
4588     else
4589     {
4590         vfs_setup_cwd ();
4591         panel->cwd_vpath = vfs_path_clone (vfs_get_raw_current_dir ());
4592     }
4593 
4594     panel_set_lwd (panel, vfs_get_raw_current_dir ());
4595 
4596     path_element = vfs_path_get_by_index (panel->cwd_vpath, -1);
4597     if (path_element->encoding != NULL)
4598         panel->codepage = get_codepage_index (path_element->encoding);
4599 
4600     if (mc_chdir (panel->cwd_vpath) != 0)
4601     {
4602         panel->codepage = SELECT_CHARSET_NO_TRANSLATE;
4603         vfs_setup_cwd ();
4604         vfs_path_free (panel->cwd_vpath, TRUE);
4605         panel->cwd_vpath = vfs_path_clone (vfs_get_raw_current_dir ());
4606     }
4607 
4608     // Load the default format
4609     if (!dir_list_load (&panel->dir, panel->cwd_vpath, panel->sort_field->sort_routine,
4610                         &panel->sort_info, &panel->filter))
4611         message (D_ERROR, MSG_ERROR, _ ("Cannot read directory contents"));
4612 
4613     if (panel->dir.len == 0)
4614         panel_set_current (panel, -1);
4615 
4616     // Restore old right path
4617     if (curdir != NULL)
4618     {
4619         vfs_path_t *tmp_vpath;
4620         int err;
4621 
4622         tmp_vpath = vfs_path_from_str (curdir);
4623         mc_chdir (tmp_vpath);
4624         vfs_path_free (tmp_vpath, TRUE);
4625         (void) err;
4626     }
4627     g_free (curdir);
4628 
4629     return panel;
4630 }
4631 
4632 /* --------------------------------------------------------------------------------------------- */
4633 
4634 void
4635 panel_reload (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
4636 {
4637     struct stat current_stat;
4638     vfs_path_t *cwd_vpath;
4639 
4640     if (panels_options.fast_reload && stat (vfs_path_as_str (panel->cwd_vpath), &current_stat) == 0
4641         && current_stat.st_ctime == panel->dir_stat.st_ctime
4642         && current_stat.st_mtime == panel->dir_stat.st_mtime)
4643         return;
4644 
4645     cwd_vpath = panel_recursive_cd_to_parent (panel->cwd_vpath);
4646     vfs_path_free (panel->cwd_vpath, TRUE);
4647 
4648     if (cwd_vpath == NULL)
4649     {
4650         panel->cwd_vpath = vfs_path_from_str (PATH_SEP_STR);
4651         panel_clean_dir (panel);
4652         dir_list_init (&panel->dir);
4653         return;
4654     }
4655 
4656     panel->cwd_vpath = cwd_vpath;
4657     memset (&(panel->dir_stat), 0, sizeof (panel->dir_stat));
4658     show_dir (panel);
4659 
4660     if (!dir_list_reload (&panel->dir, panel->cwd_vpath, panel->sort_field->sort_routine,
4661                           &panel->sort_info, &panel->filter))
4662         message (D_ERROR, MSG_ERROR, _ ("Cannot read directory contents"));
4663 
4664     panel->dirty = TRUE;
4665 
4666     if (panel->dir.len == 0)
4667         panel_set_current (panel, -1);
4668     else if (panel->current >= panel->dir.len)
4669         panel_set_current (panel, panel->dir.len - 1);
4670 
4671     recalculate_panel_summary (panel);
4672 }
4673 
4674 /* --------------------------------------------------------------------------------------------- */
4675 /* Switches the panel to the mode specified in the format           */
4676 /* Setting up both format and status string. Return: 0 - on success; */
4677 /* 1 - format error; 2 - status error; 3 - errors in both formats.  */
4678 
4679 int
4680 set_panel_formats (WPanel *p)
     /* [previous][next][first][last][top][bottom][index][help]  */
4681 {
4682     GSList *form;
4683     char *err = NULL;
4684     int retcode = 0;
4685 
4686     form = use_display_format (p, panel_format (p), &err, FALSE);
4687 
4688     if (err != NULL)
4689     {
4690         g_free (err);
4691         retcode = 1;
4692     }
4693     else
4694     {
4695         g_slist_free_full (p->format, (GDestroyNotify) format_item_free);
4696         p->format = form;
4697     }
4698 
4699     if (panels_options.show_mini_info)
4700     {
4701         form = use_display_format (p, mini_status_format (p), &err, TRUE);
4702 
4703         if (err != NULL)
4704         {
4705             g_free (err);
4706             retcode += 2;
4707         }
4708         else
4709         {
4710             g_slist_free_full (p->status_format, (GDestroyNotify) format_item_free);
4711             p->status_format = form;
4712         }
4713     }
4714 
4715     panel_update_cols (WIDGET (p), p->frame_size);
4716 
4717     if (retcode != 0)
4718         message (D_ERROR, _ ("Warning"),
4719                  _ ("User supplied format looks invalid, reverting to default."));
4720     if ((retcode & 0x01) != 0)
4721     {
4722         g_free (p->user_format);
4723         p->user_format = g_strdup (DEFAULT_USER_FORMAT);
4724     }
4725     if ((retcode & 0x02) != 0)
4726     {
4727         g_free (p->user_status_format[p->list_format]);
4728         p->user_status_format[p->list_format] = g_strdup (DEFAULT_USER_FORMAT);
4729     }
4730 
4731     return retcode;
4732 }
4733 
4734 /* --------------------------------------------------------------------------------------------- */
4735 
4736 void
4737 panel_set_filter (WPanel *panel, const file_filter_t *filter)
     /* [previous][next][first][last][top][bottom][index][help]  */
4738 {
4739     MC_PTR_FREE (panel->filter.value);
4740     mc_search_free (panel->filter.handler);
4741     panel->filter.handler = NULL;
4742 
4743     // NULL to clear filter
4744     if (filter != NULL)
4745         panel->filter = *filter;
4746 
4747     reread_cmd ();
4748 }
4749 
4750 /* --------------------------------------------------------------------------------------------- */
4751 
4752 /* Select current item and readjust the panel */
4753 void
4754 select_item (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
4755 {
4756     adjust_top_file (panel);
4757 
4758     panel->dirty = TRUE;
4759 
4760     execute_hooks (select_file_hook);
4761 }
4762 
4763 /* --------------------------------------------------------------------------------------------- */
4764 /** Clears all files in the panel, used only when one file was marked */
4765 void
4766 unmark_files (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
4767 {
4768     if (panel->marked != 0)
4769     {
4770         int i;
4771 
4772         for (i = 0; i < panel->dir.len; i++)
4773             file_mark (panel, i, 0);
4774 
4775         panel->dirs_marked = 0;
4776         panel->marked = 0;
4777         panel->total = 0;
4778     }
4779 }
4780 
4781 /* --------------------------------------------------------------------------------------------- */
4782 /** Recalculate the panels summary information, used e.g. when marked
4783    files might have been removed by an external command */
4784 
4785 void
4786 recalculate_panel_summary (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
4787 {
4788     int i;
4789 
4790     panel->marked = 0;
4791     panel->dirs_marked = 0;
4792     panel->total = 0;
4793 
4794     for (i = 0; i < panel->dir.len; i++)
4795         if (panel->dir.list[i].f.marked != 0)
4796         {
4797             /* do_file_mark will return immediately if newmark == oldmark.
4798                So we have to first unmark it to get panel's summary information
4799                updated. (Norbert) */
4800             panel->dir.list[i].f.marked = 0;
4801             do_file_mark (panel, i, 1);
4802         }
4803 }
4804 
4805 /* --------------------------------------------------------------------------------------------- */
4806 /** This routine marks a file or a directory */
4807 
4808 void
4809 do_file_mark (WPanel *panel, int idx, int mark)
     /* [previous][next][first][last][top][bottom][index][help]  */
4810 {
4811     if (panel->dir.list[idx].f.marked == mark)
4812         return;
4813 
4814     // Only '..' can't be marked, '.' isn't visible
4815     if (DIR_IS_DOTDOT (panel->dir.list[idx].fname->str))
4816         return;
4817 
4818     file_mark (panel, idx, mark);
4819     if (panel->dir.list[idx].f.marked != 0)
4820     {
4821         panel->marked++;
4822 
4823         if (S_ISDIR (panel->dir.list[idx].st.st_mode))
4824         {
4825             if (panel->dir.list[idx].f.dir_size_computed != 0)
4826                 panel->total += (uintmax_t) panel->dir.list[idx].st.st_size;
4827             panel->dirs_marked++;
4828         }
4829         else
4830             panel->total += (uintmax_t) panel->dir.list[idx].st.st_size;
4831 
4832         set_colors (panel);
4833     }
4834     else
4835     {
4836         if (S_ISDIR (panel->dir.list[idx].st.st_mode))
4837         {
4838             if (panel->dir.list[idx].f.dir_size_computed != 0)
4839                 panel->total -= (uintmax_t) panel->dir.list[idx].st.st_size;
4840             panel->dirs_marked--;
4841         }
4842         else
4843             panel->total -= (uintmax_t) panel->dir.list[idx].st.st_size;
4844 
4845         panel->marked--;
4846     }
4847 }
4848 
4849 /* --------------------------------------------------------------------------------------------- */
4850 /**
4851  * Changes the current directory of the panel.
4852  * Record change in the directory history.
4853  */
4854 gboolean
4855 panel_do_cd (WPanel *panel, const vfs_path_t *new_dir_vpath, enum cd_enum cd_type)
     /* [previous][next][first][last][top][bottom][index][help]  */
4856 {
4857     gboolean r;
4858 
4859     r = panel_do_cd_int (panel, new_dir_vpath, cd_type);
4860     if (r)
4861         directory_history_add (panel, panel->cwd_vpath);
4862     return r;
4863 }
4864 
4865 /* --------------------------------------------------------------------------------------------- */
4866 
4867 void
4868 file_mark (WPanel *panel, int lc_index, int val)
     /* [previous][next][first][last][top][bottom][index][help]  */
4869 {
4870     if (panel->dir.list[lc_index].f.marked != val)
4871     {
4872         panel->dir.list[lc_index].f.marked = val;
4873         panel->dirty = TRUE;
4874     }
4875 }
4876 
4877 /* --------------------------------------------------------------------------------------------- */
4878 /**
4879  * Find marked file starting from the given position.
4880  *
4881  * @param panel WPanel object
4882  * @param curent_file a staring position to get current or search next marked file
4883  *
4884  * @return pointer to the name of find file or NULL if no file found or @current_file is out of
4885  * range
4886  */
4887 
4888 const GString *
4889 panel_find_marked_file (const WPanel *panel, int *current_file)
     /* [previous][next][first][last][top][bottom][index][help]  */
4890 {
4891     while (panel->dir.list[*current_file].f.marked == 0 && *current_file < panel->dir.len)
4892         (*current_file)++;
4893 
4894     return (*current_file >= panel->dir.len ? NULL : panel->dir.list[*current_file].fname);
4895 }
4896 
4897 /* --------------------------------------------------------------------------------------------- */
4898 /**
4899  * Get marked file clsest to the given position.
4900  *
4901  * @param panel WPanel object
4902  * @param curent_file a staring position to get current or closest next marked file. If there are
4903  *                    no marked files in @panel, @panel->current is used.
4904  *
4905  * @return pointer to the name of find file or NULL if no file found or @current_file is out of
4906  * range.
4907  */
4908 
4909 const GString *
4910 panel_get_marked_file (const WPanel *panel, int *current_file)
     /* [previous][next][first][last][top][bottom][index][help]  */
4911 {
4912     const file_entry_t *fe;
4913 
4914     if (panel->marked != 0)
4915         return panel_find_marked_file (panel, current_file);
4916 
4917     fe = panel_current_entry (panel);
4918 
4919     return (fe == NULL ? NULL : fe->fname);
4920 }
4921 
4922 /* --------------------------------------------------------------------------------------------- */
4923 
4924 void
4925 panel_re_sort (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
4926 {
4927     char *filename;
4928     const file_entry_t *fe;
4929     int i;
4930 
4931     if (panel == NULL)
4932         return;
4933 
4934     fe = panel_current_entry (panel);
4935     if (fe == NULL)
4936         return;
4937 
4938     filename = g_strndup (fe->fname->str, fe->fname->len);
4939     unselect_item (panel);
4940     dir_list_sort (&panel->dir, panel->sort_field->sort_routine, &panel->sort_info);
4941     panel->current = -1;
4942 
4943     for (i = panel->dir.len; i != 0; i--)
4944         if (strcmp (panel->dir.list[i - 1].fname->str, filename) == 0)
4945         {
4946             panel->current = i - 1;
4947             break;
4948         }
4949 
4950     g_free (filename);
4951     panel->top = panel->current - panel_items (panel) / 2;
4952     select_item (panel);
4953     panel->dirty = TRUE;
4954 }
4955 
4956 /* --------------------------------------------------------------------------------------------- */
4957 
4958 void
4959 panel_set_sort_order (WPanel *panel, const panel_field_t *sort_order)
     /* [previous][next][first][last][top][bottom][index][help]  */
4960 {
4961     if (sort_order == NULL)
4962         return;
4963 
4964     panel->sort_field = sort_order;
4965 
4966     // The directory is already sorted, we have to load the unsorted stuff
4967     if (sort_order->sort_routine == (GCompareFunc) unsorted)
4968     {
4969         const file_entry_t *fe;
4970         char *current_file = NULL;
4971 
4972         fe = panel_current_entry (panel);
4973         if (fe != NULL)
4974             current_file = g_strndup (fe->fname->str, fe->fname->len);
4975         panel_reload (panel);
4976         panel_set_current_by_name (panel, current_file);
4977         g_free (current_file);
4978     }
4979     panel_re_sort (panel);
4980 }
4981 
4982 /* --------------------------------------------------------------------------------------------- */
4983 /**
4984  * Change panel encoding.
4985  * @param panel WPanel object
4986  */
4987 
4988 void
4989 panel_change_encoding (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
4990 {
4991     const char *encoding = NULL;
4992     char *errmsg;
4993 
4994     const int r = select_charset (-1, -1, panel->codepage);
4995 
4996     if (r == SELECT_CHARSET_CANCEL)
4997         return;  // Cancel
4998 
4999     panel->codepage = r;
5000 
5001     if (panel->codepage == SELECT_CHARSET_NO_TRANSLATE)
5002     {
5003         // No translation
5004         vfs_path_t *cd_path_vpath;
5005 
5006         g_free (init_translation_table (mc_global.display_codepage, mc_global.display_codepage));
5007         cd_path_vpath = remove_encoding_from_path (panel->cwd_vpath);
5008         panel_do_cd (panel, cd_path_vpath, cd_parse_command);
5009         show_dir (panel);
5010         vfs_path_free (cd_path_vpath, TRUE);
5011         return;
5012     }
5013 
5014     errmsg = init_translation_table (panel->codepage, mc_global.display_codepage);
5015     if (errmsg != NULL)
5016     {
5017         message (D_ERROR, MSG_ERROR, "%s", errmsg);
5018         g_free (errmsg);
5019         return;
5020     }
5021 
5022     encoding = get_codepage_id (panel->codepage);
5023     if (encoding != NULL)
5024     {
5025         vfs_path_change_encoding (panel->cwd_vpath, encoding);
5026 
5027         if (!panel_do_cd (panel, panel->cwd_vpath, cd_parse_command))
5028             cd_error_message (vfs_path_as_str (panel->cwd_vpath));
5029     }
5030 }
5031 
5032 /* --------------------------------------------------------------------------------------------- */
5033 
5034 /**
5035  * Remove encode info from last path element.
5036  *
5037  */
5038 vfs_path_t *
5039 remove_encoding_from_path (const vfs_path_t *vpath)
     /* [previous][next][first][last][top][bottom][index][help]  */
5040 {
5041     vfs_path_t *ret_vpath;
5042     GString *tmp_conv;
5043     int indx;
5044 
5045     ret_vpath = vfs_path_new (FALSE);
5046 
5047     tmp_conv = g_string_new ("");
5048 
5049     for (indx = 0; indx < vfs_path_elements_count (vpath); indx++)
5050     {
5051         GIConv converter;
5052         vfs_path_element_t *path_element;
5053 
5054         path_element = vfs_path_element_clone (vfs_path_get_by_index (vpath, indx));
5055 
5056         if (path_element->encoding == NULL)
5057         {
5058             vfs_path_add_element (ret_vpath, path_element);
5059             continue;
5060         }
5061 
5062         converter = str_crt_conv_to (path_element->encoding);
5063         if (converter == INVALID_CONV)
5064         {
5065             vfs_path_add_element (ret_vpath, path_element);
5066             continue;
5067         }
5068 
5069         MC_PTR_FREE (path_element->encoding);
5070 
5071         str_vfs_convert_from (converter, path_element->path, tmp_conv);
5072 
5073         g_free (path_element->path);
5074         path_element->path = g_strndup (tmp_conv->str, tmp_conv->len);
5075 
5076         g_string_set_size (tmp_conv, 0);
5077 
5078         str_close_conv (converter);
5079         str_close_conv (path_element->dir.converter);
5080         path_element->dir.converter = INVALID_CONV;
5081         vfs_path_add_element (ret_vpath, path_element);
5082     }
5083     g_string_free (tmp_conv, TRUE);
5084     return ret_vpath;
5085 }
5086 
5087 /* --------------------------------------------------------------------------------------------- */
5088 
5089 /**
5090  * This routine reloads the directory in both panels. It tries to
5091  * select current_file in current_panel and other_file in other_panel.
5092  * If current_file == -1 then it automatically sets current_file and
5093  * other_file to the current files in the panels.
5094  *
5095  * If flags has the UP_ONLY_CURRENT bit toggled on, then it
5096  * will not reload the other panel.
5097  *
5098  * @param flags for reload panel
5099  * @param current_file name of the current file
5100  */
5101 
5102 void
5103 update_panels (panel_update_flags_t flags, const char *current_file)
     /* [previous][next][first][last][top][bottom][index][help]  */
5104 {
5105     WPanel *panel;
5106 
5107     // first, update other panel...
5108     if ((flags & UP_ONLY_CURRENT) == 0)
5109         update_one_panel (get_other_index (), flags, UP_KEEPSEL);
5110     // ...then current one
5111     update_one_panel (get_current_index (), flags, current_file);
5112 
5113     if (get_current_type () == view_listing)
5114         panel = PANEL (get_panel_widget (get_current_index ()));
5115     else
5116         panel = PANEL (get_panel_widget (get_other_index ()));
5117 
5118     if (!panel->is_panelized)
5119         (void) mc_chdir (panel->cwd_vpath);
5120 }
5121 
5122 /* --------------------------------------------------------------------------------------------- */
5123 
5124 gsize
5125 panel_get_num_of_sortable_fields (void)
     /* [previous][next][first][last][top][bottom][index][help]  */
5126 {
5127     gsize ret = 0, lc_index;
5128 
5129     for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++)
5130         if (panel_fields[lc_index].is_user_choice)
5131             ret++;
5132     return ret;
5133 }
5134 
5135 /* --------------------------------------------------------------------------------------------- */
5136 
5137 char **
5138 panel_get_sortable_fields (gsize *array_size)
     /* [previous][next][first][last][top][bottom][index][help]  */
5139 {
5140     char **ret;
5141     gsize lc_index, i;
5142 
5143     lc_index = panel_get_num_of_sortable_fields ();
5144 
5145     ret = g_try_new0 (char *, lc_index + 1);
5146     if (ret == NULL)
5147         return NULL;
5148 
5149     if (array_size != NULL)
5150         *array_size = lc_index;
5151 
5152     lc_index = 0;
5153 
5154     for (i = 0; panel_fields[i].id != NULL; i++)
5155         if (panel_fields[i].is_user_choice)
5156             ret[lc_index++] = g_strdup (_ (panel_fields[i].title_hotkey));
5157 
5158     return ret;
5159 }
5160 
5161 /* --------------------------------------------------------------------------------------------- */
5162 
5163 const panel_field_t *
5164 panel_get_field_by_id (const char *name)
     /* [previous][next][first][last][top][bottom][index][help]  */
5165 {
5166     gsize lc_index;
5167 
5168     for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++)
5169         if (panel_fields[lc_index].id != NULL && strcmp (name, panel_fields[lc_index].id) == 0)
5170             return &panel_fields[lc_index];
5171 
5172     return NULL;
5173 }
5174 
5175 /* --------------------------------------------------------------------------------------------- */
5176 
5177 const panel_field_t *
5178 panel_get_field_by_title_hotkey (const char *name)
     /* [previous][next][first][last][top][bottom][index][help]  */
5179 {
5180     gsize lc_index;
5181 
5182     for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++)
5183         if (panel_fields[lc_index].title_hotkey != NULL
5184             && strcmp (name, _ (panel_fields[lc_index].title_hotkey)) == 0)
5185             return &panel_fields[lc_index];
5186 
5187     return NULL;
5188 }
5189 
5190 /* --------------------------------------------------------------------------------------------- */
5191 
5192 const panel_field_t *
5193 panel_get_field_by_title (const char *name)
     /* [previous][next][first][last][top][bottom][index][help]  */
5194 {
5195     gsize lc_index;
5196 
5197     for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++)
5198     {
5199         const char *title;
5200 
5201         title = panel_get_title_without_hotkey (panel_fields[lc_index].title_hotkey);
5202         if (strcmp (title, name) == 0)
5203             return &panel_fields[lc_index];
5204     }
5205 
5206     return NULL;
5207 }
5208 
5209 /* --------------------------------------------------------------------------------------------- */
5210 
5211 gsize
5212 panel_get_num_of_user_possible_fields (void)
     /* [previous][next][first][last][top][bottom][index][help]  */
5213 {
5214     gsize ret = 0, lc_index;
5215 
5216     for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++)
5217         if (panel_fields[lc_index].use_in_user_format)
5218             ret++;
5219 
5220     return ret;
5221 }
5222 
5223 /* --------------------------------------------------------------------------------------------- */
5224 
5225 char **
5226 panel_get_user_possible_fields (gsize *array_size)
     /* [previous][next][first][last][top][bottom][index][help]  */
5227 {
5228     char **ret;
5229     gsize lc_index, i;
5230 
5231     lc_index = panel_get_num_of_user_possible_fields ();
5232 
5233     ret = g_try_new0 (char *, lc_index + 1);
5234     if (ret == NULL)
5235         return NULL;
5236 
5237     if (array_size != NULL)
5238         *array_size = lc_index;
5239 
5240     lc_index = 0;
5241 
5242     for (i = 0; panel_fields[i].id != NULL; i++)
5243         if (panel_fields[i].use_in_user_format)
5244             ret[lc_index++] = g_strdup (_ (panel_fields[i].title_hotkey));
5245 
5246     return ret;
5247 }
5248 
5249 /* --------------------------------------------------------------------------------------------- */
5250 
5251 void
5252 panel_panelize_cd (void)
     /* [previous][next][first][last][top][bottom][index][help]  */
5253 {
5254     WPanel *panel;
5255     int i;
5256     dir_list *list;
5257     panelized_descr_t *pdescr;
5258     dir_list *plist;
5259     gboolean panelized_same;
5260 
5261     if (!SELECTED_IS_PANEL)
5262         create_panel (MENU_PANEL_IDX, view_listing);
5263 
5264     panel = PANEL (get_panel_widget (MENU_PANEL_IDX));
5265 
5266     dir_list_clean (&panel->dir);
5267 
5268     if (panel->panelized_descr == NULL)
5269         panel->panelized_descr = panelized_descr_new ();
5270 
5271     pdescr = panel->panelized_descr;
5272     plist = &pdescr->list;
5273 
5274     if (pdescr->root_vpath == NULL)
5275         panel_panelize_change_root (panel, panel->cwd_vpath);
5276 
5277     if (plist->len < 1)
5278         dir_list_init (plist);
5279     else if (plist->len > panel->dir.size)
5280         dir_list_grow (&panel->dir, plist->len - panel->dir.size);
5281 
5282     list = &panel->dir;
5283     list->len = plist->len;
5284 
5285     panelized_same = vfs_path_equal (pdescr->root_vpath, panel->cwd_vpath);
5286 
5287     for (i = 0; i < plist->len; i++)
5288     {
5289         if (panelized_same || DIR_IS_DOTDOT (plist->list[i].fname->str))
5290             list->list[i].fname = mc_g_string_dup (plist->list[i].fname);
5291         else
5292         {
5293             vfs_path_t *tmp_vpath;
5294 
5295             tmp_vpath =
5296                 vfs_path_append_new (pdescr->root_vpath, plist->list[i].fname->str, (char *) NULL);
5297             list->list[i].fname = g_string_new_take (vfs_path_free (tmp_vpath, FALSE));
5298         }
5299         list->list[i].f.link_to_dir = plist->list[i].f.link_to_dir;
5300         list->list[i].f.stale_link = plist->list[i].f.stale_link;
5301         list->list[i].f.dir_size_computed = plist->list[i].f.dir_size_computed;
5302         list->list[i].f.marked = plist->list[i].f.marked;
5303         list->list[i].st = plist->list[i].st;
5304         list->list[i].name_sort_key = plist->list[i].name_sort_key;
5305         list->list[i].extension_sort_key = plist->list[i].extension_sort_key;
5306     }
5307 
5308     panel->is_panelized = TRUE;
5309     panel_panelize_absolutize_if_needed (panel);
5310 
5311     panel_set_current_by_name (panel, NULL);
5312 }
5313 
5314 /* --------------------------------------------------------------------------------------------- */
5315 
5316 /**
5317  * Change root directory of panelized content.
5318  * @param panel file panel
5319  * @param new_root new path
5320  */
5321 void
5322 panel_panelize_change_root (WPanel *panel, const vfs_path_t *new_root)
     /* [previous][next][first][last][top][bottom][index][help]  */
5323 {
5324     if (panel->panelized_descr == NULL)
5325         panel->panelized_descr = panelized_descr_new ();
5326     else
5327         vfs_path_free (panel->panelized_descr->root_vpath, TRUE);
5328 
5329     panel->panelized_descr->root_vpath = vfs_path_clone (new_root);
5330 }
5331 
5332 /* --------------------------------------------------------------------------------------------- */
5333 
5334 /**
5335  * Conditionally switches a panel's directory to "/" (root).
5336  *
5337  * If a panelized panel's listing contain absolute paths, this function
5338  * sets the panel's directory to "/". Otherwise it does nothing.
5339  *
5340  * Rationale:
5341  *
5342  * This makes tokenized strings like "%d/%p" work. This also makes other
5343  * places work where such naive concatenation is done in code (e.g., when
5344  * pressing ctrl+shift+enter, for CK_PutCurrentFullSelected).
5345  *
5346  * When to call:
5347  *
5348  * You should always call this function after you populate the listing
5349  * of a panelized panel.
5350  */
5351 void
5352 panel_panelize_absolutize_if_needed (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
5353 {
5354     const dir_list *const list = &panel->dir;
5355 
5356     /* Note: We don't support mixing of absolute and relative paths, which is
5357      * why it's ok for us to check only the 1st entry. */
5358     if (list->len > 1 && g_path_is_absolute (list->list[1].fname->str))
5359     {
5360         vfs_path_t *root;
5361 
5362         root = vfs_path_from_str (PATH_SEP_STR);
5363         panel_set_cwd (panel, root);
5364         if (panel == current_panel)
5365             mc_chdir (root);
5366         vfs_path_free (root, TRUE);
5367     }
5368 }
5369 
5370 /* --------------------------------------------------------------------------------------------- */
5371 
5372 void
5373 panel_panelize_save (WPanel *panel)
     /* [previous][next][first][last][top][bottom][index][help]  */
5374 {
5375     int i;
5376     dir_list *list = &panel->dir;
5377     dir_list *plist;
5378 
5379     panel_panelize_change_root (panel, panel->cwd_vpath);
5380 
5381     plist = &panel->panelized_descr->list;
5382 
5383     if (plist->len > 0)
5384         dir_list_clean (plist);
5385     if (panel->dir.len == 0)
5386         return;
5387 
5388     if (panel->dir.len > plist->size)
5389         dir_list_grow (plist, panel->dir.len - plist->size);
5390     plist->len = panel->dir.len;
5391 
5392     for (i = 0; i < panel->dir.len; i++)
5393     {
5394         plist->list[i].fname = mc_g_string_dup (list->list[i].fname);
5395         plist->list[i].f.link_to_dir = list->list[i].f.link_to_dir;
5396         plist->list[i].f.stale_link = list->list[i].f.stale_link;
5397         plist->list[i].f.dir_size_computed = list->list[i].f.dir_size_computed;
5398         plist->list[i].f.marked = list->list[i].f.marked;
5399         plist->list[i].st = list->list[i].st;
5400         plist->list[i].name_sort_key = list->list[i].name_sort_key;
5401         plist->list[i].extension_sort_key = list->list[i].extension_sort_key;
5402     }
5403 }
5404 
5405 /* --------------------------------------------------------------------------------------------- */
5406 
5407 void
5408 panel_init (void)
     /* [previous][next][first][last][top][bottom][index][help]  */
5409 {
5410     panel_sort_up_char = mc_skin_get ("widget-panel", "sort-up-char", "'");
5411     panel_sort_down_char = mc_skin_get ("widget-panel", "sort-down-char", ".");
5412     panel_hiddenfiles_show_char = mc_skin_get ("widget-panel", "hiddenfiles-show-char", ".");
5413     panel_hiddenfiles_hide_char = mc_skin_get ("widget-panel", "hiddenfiles-hide-char", ".");
5414     panel_history_prev_item_char = mc_skin_get ("widget-panel", "history-prev-item-char", "<");
5415     panel_history_next_item_char = mc_skin_get ("widget-panel", "history-next-item-char", ">");
5416     panel_history_show_list_char = mc_skin_get ("widget-panel", "history-show-list-char", "^");
5417     panel_filename_scroll_left_char =
5418         mc_skin_get ("widget-panel", "filename-scroll-left-char", "{");
5419     panel_filename_scroll_right_char =
5420         mc_skin_get ("widget-panel", "filename-scroll-right-char", "}");
5421 
5422     string_file_name_buffer = g_string_sized_new (MC_MAXFILENAMELEN);
5423 
5424     mc_event_add (MCEVENT_GROUP_FILEMANAGER, "update_panels", event_update_panels, NULL, NULL);
5425     mc_event_add (MCEVENT_GROUP_FILEMANAGER, "panel_save_current_file_to_clip_file",
5426                   panel_save_current_file_to_clip_file, NULL, NULL);
5427 }
5428 
5429 /* --------------------------------------------------------------------------------------------- */
5430 
5431 void
5432 panel_deinit (void)
     /* [previous][next][first][last][top][bottom][index][help]  */
5433 {
5434     g_free (panel_sort_up_char);
5435     g_free (panel_sort_down_char);
5436     g_free (panel_hiddenfiles_show_char);
5437     g_free (panel_hiddenfiles_hide_char);
5438     g_free (panel_history_prev_item_char);
5439     g_free (panel_history_next_item_char);
5440     g_free (panel_history_show_list_char);
5441     g_free (panel_filename_scroll_left_char);
5442     g_free (panel_filename_scroll_right_char);
5443     g_string_free (string_file_name_buffer, TRUE);
5444 }
5445 
5446 /* --------------------------------------------------------------------------------------------- */
5447 
5448 gboolean
5449 panel_cd (WPanel *panel, const vfs_path_t *new_dir_vpath, enum cd_enum exact)
     /* [previous][next][first][last][top][bottom][index][help]  */
5450 {
5451     gboolean res;
5452     const vfs_path_t *_new_dir_vpath = new_dir_vpath;
5453 
5454     if (panel->is_panelized)
5455     {
5456         size_t new_vpath_len;
5457 
5458         new_vpath_len = vfs_path_len (new_dir_vpath);
5459         if (vfs_path_equal_len (new_dir_vpath, panel->panelized_descr->root_vpath, new_vpath_len))
5460             _new_dir_vpath = panel->panelized_descr->root_vpath;
5461     }
5462 
5463     res = panel_do_cd (panel, _new_dir_vpath, exact);
5464 
5465     if (res)
5466     {
5467         const vfs_path_element_t *path_element;
5468 
5469         path_element = vfs_path_get_by_index (panel->cwd_vpath, -1);
5470         if (path_element->encoding != NULL)
5471             panel->codepage = get_codepage_index (path_element->encoding);
5472         else
5473             panel->codepage = SELECT_CHARSET_NO_TRANSLATE;
5474     }
5475 
5476     return res;
5477 }
5478 
5479 /* --------------------------------------------------------------------------------------------- */

/* [previous][next][first][last][top][bottom][index][help]  */