src/filemanager/midnight.c

   1 /* Main dialog (file panels) of the Midnight Commander
   2    Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
   3    2003, 2004, 2005, 2006, 2007, 2009, 2010  Free Software Foundation, Inc.
   4
   5    Written by: 1994, 1995, 1996, 1997 Miguel de Icaza
   6    1994, 1995 Janne Kukonlehto
   7    1997 Norbert Warmuth
   8    2009, 2010 Andrew Borodin
   9
  10    This program is free software; you can redistribute it and/or modify
  11    it under the terms of the GNU General Public License as published by
  12    the Free Software Foundation; either version 2 of the License, or
  13    (at your option) any later version.
  14
  15    This program is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18    GNU General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with this program; if not, write to the Free Software
  22    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
  23
  24 /** \file main.c
  25  *  \brief Source: main dialog (file panels) of the Midnight Commander
  26  */
  27
  28 #include <config.h>
  29
  30 #include <ctype.h>
  31 #include <errno.h>
  32 #include <locale.h>
  33 #include <stdio.h>
  34 #include <stdlib.h>
  35 #include <string.h>
  36 #include <fcntl.h>
  37 #include <sys/types.h>
  38 #include <sys/stat.h>
  39 #include <sys/wait.h>
  40 #include <unistd.h>
  41 #include <pwd.h>                /* for username in xterm title */
  42
  43 #include "lib/global.h"
  44
  45 #include "lib/tty/tty.h"
  46 #include "lib/tty/key.h"        /* For init_key() */
  47 #include "lib/tty/mouse.h"
  48 #include "lib/tty/win.h"        /* xterm_flag */
  49 #include "lib/skin.h"
  50 #include "lib/util.h"
  51
  52 #include "lib/vfs/mc-vfs/vfs.h" /* vfs_translate_url() */
  53
  54 #include "src/args.h"
  55 #include "src/subshell.h"
  56 #include "src/setup.h"          /* variables */
  57 #include "src/learn.h"          /* learn_keys() */
  58 #include "src/execute.h"        /* suspend_cmd() */
  59 #include "src/keybind-defaults.h"
  60 #include "src/main.h"           /* quit */
  61
  62 #include "option.h"             /* configure_box() */
  63 #include "tree.h"
  64 #include "boxes.h"              /* sort_box(), tree_box() */
  65 #include "layout.h"
  66 #include "cmd.h"                /* commands */
  67 #include "hotlist.h"
  68 #include "panelize.h"
  69 #include "command.h"            /* cmdline */
  70 #include "lib/keybind.h"
  71
  72 #include "chmod.h"
  73 #include "chown.h"
  74 #include "achown.h"
  75
  76 #ifdef USE_INTERNAL_EDIT
  77 #include "src/editor/edit.h"
  78 #endif
  79
  80 #ifdef USE_DIFF_VIEW
  81 #include "src/diffviewer/ydiff.h"
  82 #endif
  83
  84 #include "src/consaver/cons.saver.h"    /* console_flag */
  85
  86 #include "midnight.h"
  87
  88 /* TODO: merge content of layout.c here */
  89
  90 /*** global variables ****************************************************************************/
  91
  92 /* When the modes are active, left_panel, right_panel and tree_panel */
  93 /* point to a proper data structure.  You should check with the functions */
  94 /* get_current_type and get_other_type the types of the panels before using */
  95 /* this pointer variables */
  96
  97 /* The structures for the panels */
  98 WPanel *left_panel = NULL;
  99 WPanel *right_panel = NULL;
 100 /* Pointer to the selected and unselected panel */
 101 WPanel *current_panel = NULL;
 102
 103 /* Set if the command is being run from the "Right" menu */
 104 int is_right = 0;
 105
 106 /* The Menubar */
 107 WMenuBar *the_menubar = NULL;
 108 /* The widget where we draw the prompt */
 109 WLabel *the_prompt;
 110 /* The hint bar */
 111 WLabel *the_hint;
 112 /* The button bar */
 113 WButtonBar *the_bar;
 114
 115 /* The dialog handle for the main program */
 116 Dlg_head *midnight_dlg = NULL;
 117
 118 /*** file scope macro definitions ****************************************************************/
 119
 120 #ifdef HAVE_CHARSET
 121 /*
 122  * Don't restrict the output on the screen manager level,
 123  * the translation tables take care of it.
 124  */
 125 #define full_eight_bits (1)
 126 #define eight_bit_clean (1)
 127 #endif /* !HAVE_CHARSET */
 128
 129 /*** file scope type declarations ****************************************************************/
 130
 131 /*** file scope variables ************************************************************************/
 132
 133 static Menu *left_menu, *right_menu;
 134
 135 static gboolean ctl_x_map_enabled = FALSE;
 136
 137 /*** file scope functions ************************************************************************/
 138
 139 /** Stop MC main dialog and the current dialog if it exists.
 140   * Needed to provide fast exit from MC viewer or editor on shell exit */
 141 static void
 142 stop_dialogs (void)
 143 {
 144     midnight_dlg->state = DLG_CLOSED;
 145
 146     if ((top_dlg != NULL) && (top_dlg->data != NULL))
 147         ((Dlg_head *) top_dlg->data)->state = DLG_CLOSED;
 148 }
 149
 150 /* --------------------------------------------------------------------------------------------- */
 151
 152 static void
 153 treebox_cmd (void)
 154 {
 155     char *sel_dir;
 156
 157     sel_dir = tree_box (selection (current_panel)->fname);
 158     if (sel_dir)
 159     {
 160         do_cd (sel_dir, cd_exact);
 161         g_free (sel_dir);
 162     }
 163 }
 164
 165 /* --------------------------------------------------------------------------------------------- */
 166
 167 #ifdef LISTMODE_EDITOR
 168 static void
 169 listmode_cmd (void)
 170 {
 171     char *newmode;
 172
 173     if (get_current_type () != view_listing)
 174         return;
 175
 176     newmode = listmode_edit (current_panel->user_format);
 177     if (!newmode)
 178         return;
 179
 180     g_free (current_panel->user_format);
 181     current_panel->list_type = list_user;
 182     current_panel->user_format = newmode;
 183     set_panel_formats (current_panel);
 184
 185     do_refresh ();
 186 }
 187 #endif /* LISTMODE_EDITOR */
 188
 189 /* --------------------------------------------------------------------------------------------- */
 190
 191 static GList *
 192 create_panel_menu (void)
 193 {
 194     GList *entries = NULL;
 195
 196     entries = g_list_append (entries, menu_entry_create (_("File listin&g"), CK_ListingCmd));
 197     entries = g_list_append (entries, menu_entry_create (_("&Quick view"), CK_QuickViewCmd));
 198     entries = g_list_append (entries, menu_entry_create (_("&Info"), CK_InfoCmd));
 199     entries = g_list_append (entries, menu_entry_create (_("&Tree"), CK_TreeCmd));
 200     entries = g_list_append (entries, menu_separator_create ());
 201     entries =
 202         g_list_append (entries, menu_entry_create (_("&Listing mode..."), CK_ChangeListingCmd));
 203     entries = g_list_append (entries, menu_entry_create (_("&Sort order..."), CK_Sort));
 204     entries = g_list_append (entries, menu_entry_create (_("&Filter..."), CK_FilterCmd));
 205 #ifdef HAVE_CHARSET
 206     entries =
 207         g_list_append (entries, menu_entry_create (_("&Encoding..."), CK_PanelSetPanelEncoding));
 208 #endif
 209 #ifdef ENABLE_VFS_NET
 210     entries = g_list_append (entries, menu_separator_create ());
 211 #ifdef ENABLE_VFS_FTP
 212     entries = g_list_append (entries, menu_entry_create (_("FT&P link..."), CK_FtplinkCmd));
 213 #endif
 214 #ifdef ENABLE_VFS_FISH
 215     entries = g_list_append (entries, menu_entry_create (_("S&hell link..."), CK_FishlinkCmd));
 216 #endif
 217 #ifdef ENABLE_VFS_SMB
 218     entries = g_list_append (entries, menu_entry_create (_("SM&B link..."), CK_SmblinkCmd));
 219 #endif
 220 #endif /* ENABLE_VFS_NET */
 221     entries = g_list_append (entries, menu_separator_create ());
 222     entries = g_list_append (entries, menu_entry_create (_("&Rescan"), CK_RereadCmd));
 223
 224     return entries;
 225 }
 226
 227 /* --------------------------------------------------------------------------------------------- */
 228
 229 static GList *
 230 create_file_menu (void)
 231 {
 232     GList *entries = NULL;
 233
 234     entries = g_list_append (entries, menu_entry_create (_("&View"), CK_ViewCmd));
 235     entries = g_list_append (entries, menu_entry_create (_("Vie&w file..."), CK_ViewFileCmd));
 236     entries = g_list_append (entries, menu_entry_create (_("&Filtered view"), CK_FilteredViewCmd));
 237     entries = g_list_append (entries, menu_entry_create (_("&Edit"), CK_EditCmd));
 238     entries = g_list_append (entries, menu_entry_create (_("&Copy"), CK_CopyCmd));
 239     entries = g_list_append (entries, menu_entry_create (_("C&hmod"), CK_ChmodCmd));
 240     entries = g_list_append (entries, menu_entry_create (_("&Link"), CK_LinkCmd));
 241     entries = g_list_append (entries, menu_entry_create (_("&Symlink"), CK_SymlinkCmd));
 242     entries =
 243         g_list_append (entries, menu_entry_create (_("Relative symlin&k"), CK_RelativeSymlinkCmd));
 244     entries = g_list_append (entries, menu_entry_create (_("Edit s&ymlink"), CK_EditSymlinkCmd));
 245     entries = g_list_append (entries, menu_entry_create (_("Ch&own"), CK_ChownCmd));
 246     entries =
 247         g_list_append (entries, menu_entry_create (_("&Advanced chown"), CK_ChownAdvancedCmd));
 248     entries = g_list_append (entries, menu_entry_create (_("&Rename/Move"), CK_RenameCmd));
 249     entries = g_list_append (entries, menu_entry_create (_("&Mkdir"), CK_MkdirCmd));
 250     entries = g_list_append (entries, menu_entry_create (_("&Delete"), CK_DeleteCmd));
 251     entries = g_list_append (entries, menu_entry_create (_("&Quick cd"), CK_QuickCdCmd));
 252     entries = g_list_append (entries, menu_separator_create ());
 253     entries = g_list_append (entries, menu_entry_create (_("Select &group"), CK_SelectCmd));
 254     entries = g_list_append (entries, menu_entry_create (_("U&nselect group"), CK_UnselectCmd));
 255     entries =
 256         g_list_append (entries,
 257                        menu_entry_create (_("Reverse selec&tion"), CK_ReverseSelectionCmd));
 258     entries = g_list_append (entries, menu_separator_create ());
 259     entries = g_list_append (entries, menu_entry_create (_("E&xit"), CK_QuitCmd));
 260
 261     return entries;
 262 }
 263
 264 /* --------------------------------------------------------------------------------------------- */
 265
 266 static GList *
 267 create_command_menu (void)
 268 {
 269     /* I know, I'm lazy, but the tree widget when it's not running
 270      * as a panel still has some problems, I have not yet finished
 271      * the WTree widget port, sorry.
 272      */
 273     GList *entries = NULL;
 274
 275     entries = g_list_append (entries, menu_entry_create (_("&User menu"), CK_UserMenuCmd));
 276     entries = g_list_append (entries, menu_entry_create (_("&Directory tree"), CK_TreeBoxCmd));
 277     entries = g_list_append (entries, menu_entry_create (_("&Find file"), CK_FindCmd));
 278     entries = g_list_append (entries, menu_entry_create (_("S&wap panels"), CK_SwapCmd));
 279     entries =
 280         g_list_append (entries, menu_entry_create (_("Switch &panels on/off"), CK_ShowCommandLine));
 281     entries =
 282         g_list_append (entries, menu_entry_create (_("&Compare directories"), CK_CompareDirsCmd));
 283 #ifdef USE_DIFF_VIEW
 284     entries = g_list_append (entries, menu_entry_create (_("&View diff files"), CK_DiffViewCmd));
 285 #endif
 286     entries =
 287         g_list_append (entries, menu_entry_create (_("E&xternal panelize"), CK_ExternalPanelize));
 288     entries =
 289         g_list_append (entries,
 290                        menu_entry_create (_("Show directory s&izes"), CK_SingleDirsizeCmd));
 291     entries = g_list_append (entries, menu_separator_create ());
 292     entries = g_list_append (entries, menu_entry_create (_("Command &history"), CK_HistoryCmd));
 293     entries =
 294         g_list_append (entries, menu_entry_create (_("Di&rectory hotlist"), CK_QuickChdirCmd));
 295 #ifdef ENABLE_VFS
 296     entries = g_list_append (entries, menu_entry_create (_("&Active VFS list"), CK_ReselectVfs));
 297 #endif
 298 #ifdef WITH_BACKGROUND
 299     entries = g_list_append (entries, menu_entry_create (_("&Background jobs"), CK_JobsCmd));
 300 #endif
 301     entries = g_list_append (entries, menu_entry_create (_("Screen lis&t"), CK_DialogListCmd));
 302     entries = g_list_append (entries, menu_separator_create ());
 303 #ifdef ENABLE_VFS_UNDELFS
 304     entries =
 305         g_list_append (entries,
 306                        menu_entry_create (_("&Undelete files (ext2fs only)"), CK_UndeleteCmd));
 307 #endif
 308 #ifdef LISTMODE_EDITOR
 309     entries =
 310         g_list_append (entries, menu_entry_create (_("&Listing format edit"), CK_ListmodeCmd));
 311 #endif
 312 #if defined (ENABLE_VFS_UNDELFS) || defined (LISTMODE_EDITOR)
 313     entries = g_list_append (entries, menu_separator_create ());
 314 #endif
 315     entries =
 316         g_list_append (entries, menu_entry_create (_("Edit &extension file"), CK_EditExtFileCmd));
 317     entries = g_list_append (entries, menu_entry_create (_("Edit &menu file"), CK_EditMcMenuCmd));
 318     entries =
 319         g_list_append (entries,
 320                        menu_entry_create (_("Edit hi&ghlighting group file"), CK_EditFhlFileCmd));
 321
 322     return entries;
 323 }
 324
 325 /* --------------------------------------------------------------------------------------------- */
 326
 327 static GList *
 328 create_options_menu (void)
 329 {
 330     GList *entries = NULL;
 331
 332     entries = g_list_append (entries, menu_entry_create (_("&Configuration..."), CK_ConfigureBox));
 333     entries = g_list_append (entries, menu_entry_create (_("&Layout..."), CK_LayoutBox));
 334     entries =
 335         g_list_append (entries, menu_entry_create (_("&Panel options..."), CK_PanelOptionsBox));
 336     entries = g_list_append (entries, menu_entry_create (_("C&onfirmation..."), CK_ConfirmBox));
 337     entries = g_list_append (entries, menu_entry_create (_("&Display bits..."), CK_DisplayBitsBox));
 338     entries = g_list_append (entries, menu_entry_create (_("Learn &keys..."), CK_LearnKeys));
 339 #ifdef ENABLE_VFS
 340     entries = g_list_append (entries, menu_entry_create (_("&Virtual FS..."), CK_ConfigureVfs));
 341 #endif
 342     entries = g_list_append (entries, menu_separator_create ());
 343     entries = g_list_append (entries, menu_entry_create (_("&Save setup"), CK_SaveSetupCmd));
 344
 345     return entries;
 346 }
 347
 348 /* --------------------------------------------------------------------------------------------- */
 349
 350 static void
 351 init_menu (void)
 352 {
 353     left_menu = create_menu ("", create_panel_menu (), "[Left and Right Menus]");
 354     menubar_add_menu (the_menubar, left_menu);
 355     menubar_add_menu (the_menubar, create_menu (_("&File"), create_file_menu (), "[File Menu]"));
 356     menubar_add_menu (the_menubar,
 357                       create_menu (_("&Command"), create_command_menu (), "[Command Menu]"));
 358     menubar_add_menu (the_menubar,
 359                       create_menu (_("&Options"), create_options_menu (), "[Options Menu]"));
 360     right_menu = create_menu ("", create_panel_menu (), "[Left and Right Menus]");
 361     menubar_add_menu (the_menubar, right_menu);
 362     update_menu ();
 363 }
 364
 365 /* --------------------------------------------------------------------------------------------- */
 366
 367 static void
 368 menu_last_selected_cmd (void)
 369 {
 370     the_menubar->is_active = TRUE;
 371     the_menubar->is_dropped = (drop_menus != 0);
 372     the_menubar->previous_widget = dlg_get_current_widget_id (midnight_dlg);
 373     dlg_select_widget (the_menubar);
 374 }
 375
 376 /* --------------------------------------------------------------------------------------------- */
 377
 378 static void
 379 menu_cmd (void)
 380 {
 381     if (the_menubar->is_active)
 382         return;
 383
 384     if ((get_current_index () == 0) == (current_panel->active != 0))
 385         the_menubar->selected = 0;
 386     else
 387         the_menubar->selected = g_list_length (the_menubar->menu) - 1;
 388     menu_last_selected_cmd ();
 389 }
 390
 391 /* --------------------------------------------------------------------------------------------- */
 392
 393 static void
 394 sort_cmd (void)
 395 {
 396     WPanel *p;
 397     const panel_field_t *sort_order;
 398
 399     if (!SELECTED_IS_PANEL)
 400         return;
 401
 402     p = MENU_PANEL;
 403     sort_order = sort_box (&p->sort_info);
 404     panel_set_sort_order (p, sort_order);
 405 }
 406
 407 /* --------------------------------------------------------------------------------------------- */
 408
 409 static char *
 410 midnight_get_shortcut (unsigned long command)
 411 {
 412     const char *ext_map;
 413     const char *shortcut = NULL;
 414
 415     shortcut = keybind_lookup_keymap_shortcut (main_map, command);
 416     if (shortcut != NULL)
 417         return g_strdup (shortcut);
 418
 419     shortcut = keybind_lookup_keymap_shortcut (panel_map, command);
 420     if (shortcut != NULL)
 421         return g_strdup (shortcut);
 422
 423     ext_map = keybind_lookup_keymap_shortcut (main_map, CK_StartExtMap1);
 424     if (ext_map != NULL)
 425         shortcut = keybind_lookup_keymap_shortcut (main_x_map, command);
 426     if (shortcut != NULL)
 427         return g_strdup_printf ("%s %s", ext_map, shortcut);
 428
 429     return NULL;
 430 }
 431
 432 /* --------------------------------------------------------------------------------------------- */
 433
 434 static char *
 435 midnight_get_title (const Dlg_head * h, size_t len)
 436 {
 437     /* TODO: share code with update_xterm_title_path() */
 438
 439     const char *path;
 440     char host[BUF_TINY];
 441     char *p;
 442     struct passwd *pw = NULL;
 443     char *login = NULL;
 444     int res = 0;
 445
 446     (void) h;
 447
 448     path = strip_home_and_password (current_panel->cwd);
 449     res = gethostname (host, sizeof (host));
 450     if (res != 0)
 451         host[0] = '\0';
 452     else
 453         host[sizeof (host) - 1] = '\0';
 454
 455     pw = getpwuid (getuid ());
 456     if (pw != NULL)
 457         login = g_strdup_printf ("%s@%s", pw->pw_name, host);
 458     else
 459         login = g_strdup (host);
 460
 461     p = g_strdup_printf ("%s [%s]:%s", _("Panels:"), login, path);
 462     path = str_trunc (p, len - 4);
 463     g_free (login);
 464     g_free (p);
 465
 466     return g_strdup (path);
 467 }
 468
 469 /* --------------------------------------------------------------------------------------------- */
 470
 471 static void
 472 toggle_panels_split (void)
 473 {
 474     horizontal_split = !horizontal_split;
 475     layout_change ();
 476     do_refresh ();
 477 }
 478
 479 /* --------------------------------------------------------------------------------------------- */
 480
 481 /**
 482  * Just a hack for allowing url-like pathnames to be accepted from the
 483  * command line.
 484  */
 485 static void
 486 translated_mc_chdir (char *dir)
 487 {
 488     char *newdir;
 489     int ret;
 490
 491     newdir = vfs_translate_url (dir);
 492     ret = mc_chdir (newdir);
 493     g_free (newdir);
 494 }
 495
 496 /* --------------------------------------------------------------------------------------------- */
 497
 498 static void
 499 create_panels (void)
 500 {
 501     int current_index;
 502     int other_index;
 503     panel_view_mode_t current_mode, other_mode;
 504     char original_dir[BUF_1K] = "\0";
 505
 506     if (boot_current_is_left)
 507     {
 508         current_index = 0;
 509         other_index = 1;
 510         current_mode = startup_left_mode;
 511         other_mode = startup_right_mode;
 512     }
 513     else
 514     {
 515         current_index = 1;
 516         other_index = 0;
 517         current_mode = startup_right_mode;
 518         other_mode = startup_left_mode;
 519     }
 520     /* Creates the left panel */
 521     if (mc_run_param0 != NULL)
 522     {
 523         if (mc_run_param1 != NULL)
 524         {
 525             /* Ok, user has specified two dirs, save the original one,
 526              * since we may not be able to chdir to the proper
 527              * second directory later
 528              */
 529             mc_get_current_wd (original_dir, sizeof (original_dir) - 2);
 530         }
 531         translated_mc_chdir (mc_run_param0);
 532     }
 533     set_display_type (current_index, current_mode);
 534
 535     /* The other panel */
 536     if (mc_run_param1 != NULL)
 537     {
 538         if (original_dir[0] != '\0')
 539             translated_mc_chdir (original_dir);
 540         translated_mc_chdir (mc_run_param1);
 541     }
 542     set_display_type (other_index, other_mode);
 543
 544     if (startup_left_mode == view_listing)
 545     {
 546         current_panel = left_panel;
 547     }
 548     else
 549     {
 550         if (right_panel)
 551             current_panel = right_panel;
 552         else
 553             current_panel = left_panel;
 554     }
 555
 556     /* Create the nice widgets */
 557     cmdline = command_new (0, 0, 0);
 558     the_prompt = label_new (0, 0, mc_prompt);
 559     the_prompt->transparent = 1;
 560     the_bar = buttonbar_new (keybar_visible);
 561
 562     the_hint = label_new (0, 0, 0);
 563     the_hint->transparent = 1;
 564     the_hint->auto_adjust_cols = 0;
 565     the_hint->widget.cols = COLS;
 566
 567     the_menubar = menubar_new (0, 0, COLS, NULL);
 568 }
 569
 570 /* --------------------------------------------------------------------------------------------- */
 571
 572 static void
 573 copy_current_pathname (void)
 574 {
 575     char *cwd_path;
 576     if (!command_prompt)
 577         return;
 578
 579     cwd_path = remove_encoding_from_path (current_panel->cwd);
 580     command_insert (cmdline, cwd_path, FALSE);
 581
 582     if (cwd_path[strlen (cwd_path) - 1] != PATH_SEP)
 583         command_insert (cmdline, PATH_SEP_STR, FALSE);
 584     g_free (cwd_path);
 585 }
 586
 587 /* --------------------------------------------------------------------------------------------- */
 588
 589 static void
 590 copy_other_pathname (void)
 591 {
 592     char *cwd_path;
 593
 594     if (get_other_type () != view_listing)
 595         return;
 596
 597     if (!command_prompt)
 598         return;
 599
 600     cwd_path = remove_encoding_from_path (other_panel->cwd);
 601     command_insert (cmdline, cwd_path, FALSE);
 602
 603     if (cwd_path[strlen (cwd_path) - 1] != PATH_SEP)
 604         command_insert (cmdline, PATH_SEP_STR, FALSE);
 605     g_free (cwd_path);
 606 }
 607
 608 /* --------------------------------------------------------------------------------------------- */
 609
 610 static void
 611 copy_readlink (WPanel * panel)
 612 {
 613     if (!command_prompt)
 614         return;
 615     if (S_ISLNK (selection (panel)->st.st_mode))
 616     {
 617         char buffer[MC_MAXPATHLEN];
 618         char *p = concat_dir_and_file (panel->cwd, selection (panel)->fname);
 619         int i;
 620
 621         i = mc_readlink (p, buffer, MC_MAXPATHLEN - 1);
 622         g_free (p);
 623         if (i > 0)
 624         {
 625             buffer[i] = 0;
 626             command_insert (cmdline, buffer, TRUE);
 627         }
 628     }
 629 }
 630
 631 /* --------------------------------------------------------------------------------------------- */
 632
 633 static void
 634 copy_current_readlink (void)
 635 {
 636     copy_readlink (current_panel);
 637 }
 638
 639 /* --------------------------------------------------------------------------------------------- */
 640
 641 static void
 642 copy_other_readlink (void)
 643 {
 644     if (get_other_type () == view_listing)
 645         copy_readlink (other_panel);
 646 }
 647
 648 /* --------------------------------------------------------------------------------------------- */
 649
 650 /** Insert the selected file name into the input line */
 651 static void
 652 copy_prog_name (void)
 653 {
 654     char *tmp;
 655     if (!command_prompt)
 656         return;
 657
 658     if (get_current_type () == view_tree)
 659     {
 660         WTree *tree = (WTree *) get_panel_widget (get_current_index ());
 661         tmp = tree_selected_name (tree);
 662     }
 663     else
 664         tmp = selection (current_panel)->fname;
 665
 666     command_insert (cmdline, tmp, TRUE);
 667 }
 668
 669 /* --------------------------------------------------------------------------------------------- */
 670
 671 static void
 672 copy_tagged (WPanel * panel)
 673 {
 674     int i;
 675
 676     if (!command_prompt)
 677         return;
 678     input_disable_update (cmdline);
 679     if (panel->marked)
 680     {
 681         for (i = 0; i < panel->count; i++)
 682         {
 683             if (panel->dir.list[i].f.marked)
 684                 command_insert (cmdline, panel->dir.list[i].fname, TRUE);
 685         }
 686     }
 687     else
 688     {
 689         command_insert (cmdline, panel->dir.list[panel->selected].fname, TRUE);
 690     }
 691     input_enable_update (cmdline);
 692 }
 693
 694 /* --------------------------------------------------------------------------------------------- */
 695
 696 static void
 697 copy_current_tagged (void)
 698 {
 699     copy_tagged (current_panel);
 700 }
 701
 702 /* --------------------------------------------------------------------------------------------- */
 703
 704 static void
 705 copy_other_tagged (void)
 706 {
 707     if (get_other_type () == view_listing)
 708         copy_tagged (other_panel);
 709 }
 710
 711 /* --------------------------------------------------------------------------------------------- */
 712
 713 static void
 714 ctl_x_cmd (void)
 715 {
 716     ctl_x_map_enabled = TRUE;
 717 }
 718
 719 /* --------------------------------------------------------------------------------------------- */
 720
 721 static void
 722 init_xterm_support (void)
 723 {
 724     const char *termvalue;
 725
 726     termvalue = getenv ("TERM");
 727     if (!termvalue || !(*termvalue))
 728     {
 729         fputs (_("The TERM environment variable is unset!\n"), stderr);
 730         exit (EXIT_FAILURE);
 731     }
 732
 733     /* Check mouse capabilities */
 734     xmouse_seq = tty_tgetstr ("Km");
 735
 736     if (strcmp (termvalue, "cygwin") == 0)
 737     {
 738         mc_args__force_xterm = 1;
 739         use_mouse_p = MOUSE_DISABLED;
 740     }
 741
 742     if (mc_args__force_xterm || strncmp (termvalue, "xterm", 5) == 0
 743         || strncmp (termvalue, "konsole", 7) == 0
 744         || strncmp (termvalue, "rxvt", 4) == 0
 745         || strcmp (termvalue, "Eterm") == 0 || strcmp (termvalue, "dtterm") == 0)
 746     {
 747         xterm_flag = 1;
 748
 749 #ifdef HAVE_SLANG
 750         /* For 8-bit locales, NCurses handles 154 (0x9A) symbol properly, while S-Lang
 751          * requires SLsmg_Display_Eight_Bit >= 154 (OR manual filtering if xterm display
 752          * detected - but checking TERM would fail under screen, OR running xterm
 753          * with allowC1Printable).
 754          */
 755         tty_display_8bit (FALSE);
 756 #endif
 757
 758         /* Default to the standard xterm sequence */
 759         if (!xmouse_seq)
 760         {
 761             xmouse_seq = ESC_STR "[M";
 762         }
 763
 764         /* Enable mouse unless explicitly disabled by --nomouse */
 765         if (use_mouse_p != MOUSE_DISABLED)
 766         {
 767             const char *color_term = getenv ("COLORTERM");
 768             if (strncmp (termvalue, "rxvt", 4) == 0 ||
 769                 (color_term != NULL && strncmp (color_term, "rxvt", 4) == 0) ||
 770                 strcmp (termvalue, "Eterm") == 0)
 771             {
 772                 use_mouse_p = MOUSE_XTERM_NORMAL_TRACKING;
 773             }
 774             else
 775             {
 776                 use_mouse_p = MOUSE_XTERM_BUTTON_EVENT_TRACKING;
 777             }
 778         }
 779     }
 780 }
 781
 782 /* --------------------------------------------------------------------------------------------- */
 783
 784 static void
 785 setup_mc (void)
 786 {
 787 #ifdef HAVE_SLANG
 788     tty_display_8bit (full_eight_bits != 0);
 789 #else
 790     tty_display_8bit (eight_bit_clean != 0);
 791 #endif
 792
 793 #ifdef HAVE_SUBSHELL_SUPPORT
 794     if (use_subshell)
 795         add_select_channel (subshell_pty, load_prompt, 0);
 796 #endif /* !HAVE_SUBSHELL_SUPPORT */
 797
 798     tty_setup_sigwinch (sigwinch_handler);
 799
 800     if ((tty_baudrate () < 9600) || tty_is_slow ())
 801         verbose = 0;
 802
 803     init_xterm_support ();
 804     init_mouse ();
 805 }
 806
 807 /* --------------------------------------------------------------------------------------------- */
 808
 809 static void
 810 setup_dummy_mc (void)
 811 {
 812     char d[MC_MAXPATHLEN];
 813     int ret;
 814
 815     mc_get_current_wd (d, MC_MAXPATHLEN);
 816     setup_mc ();
 817     ret = mc_chdir (d);
 818 }
 819
 820 /* --------------------------------------------------------------------------------------------- */
 821
 822 static void
 823 done_screen (void)
 824 {
 825     if ((quit & SUBSHELL_EXIT) == 0)
 826         clr_scr ();
 827     tty_reset_shell_mode ();
 828     tty_noraw_mode ();
 829     tty_keypad (FALSE);
 830 }
 831
 832 /* --------------------------------------------------------------------------------------------- */
 833
 834 static void
 835 done_mc (void)
 836 {
 837     disable_mouse ();
 838
 839     /* Setup shutdown
 840      *
 841      * We sync the profiles since the hotlist may have changed, while
 842      * we only change the setup data if we have the auto save feature set
 843      */
 844
 845     save_setup (auto_save_setup, panels_options.auto_save_setup);
 846     done_screen ();
 847
 848     vfs_stamp_path (vfs_get_current_dir ());
 849
 850     if ((current_panel != NULL) && (get_current_type () == view_listing))
 851         vfs_stamp_path (current_panel->cwd);
 852
 853     if ((other_panel != NULL) && (get_other_type () == view_listing))
 854         vfs_stamp_path (other_panel->cwd);
 855 }
 856
 857 /* --------------------------------------------------------------------------------------------- */
 858
 859 static void
 860 create_panels_and_run_mc (void)
 861 {
 862     midnight_dlg->get_shortcut = midnight_get_shortcut;
 863     midnight_dlg->get_title = midnight_get_title;
 864
 865     create_panels ();
 866
 867     add_widget (midnight_dlg, the_menubar);
 868     init_menu ();
 869
 870     add_widget (midnight_dlg, get_panel_widget (0));
 871     add_widget (midnight_dlg, get_panel_widget (1));
 872
 873     add_widget (midnight_dlg, the_hint);
 874     add_widget (midnight_dlg, cmdline);
 875     add_widget (midnight_dlg, the_prompt);
 876
 877     add_widget (midnight_dlg, the_bar);
 878     midnight_set_buttonbar (the_bar);
 879
 880     /* Run the Midnight Commander if no file was specified in the command line */
 881     run_dlg (midnight_dlg);
 882 }
 883
 884 /* --------------------------------------------------------------------------------------------- */
 885
 886 /** result must be free'd (I think this should go in util.c) */
 887 static char *
 888 prepend_cwd_on_local (const char *filename)
 889 {
 890     char *d;
 891     size_t l;
 892
 893     if (!vfs_file_is_local (filename) || g_path_is_absolute (filename))
 894         return g_strdup (filename);
 895
 896     d = g_malloc (MC_MAXPATHLEN + strlen (filename) + 2);
 897     mc_get_current_wd (d, MC_MAXPATHLEN);
 898     l = strlen (d);
 899     d[l++] = PATH_SEP;
 900     strcpy (d + l, filename);
 901     canonicalize_pathname (d);
 902     return d;
 903 }
 904
 905 /* --------------------------------------------------------------------------------------------- */
 906
 907 /** Invoke the internal view/edit routine with:
 908  * the default processing and forcing the internal viewer/editor
 909  */
 910 static void
 911 mc_maybe_editor_or_viewer (void)
 912 {
 913     switch (mc_run_mode)
 914     {
 915 #ifdef USE_INTERNAL_EDIT
 916     case MC_RUN_EDITOR:
 917         edit_file (mc_run_param0, mc_args__edit_start_line);
 918         break;
 919 #endif /* USE_INTERNAL_EDIT */
 920     case MC_RUN_VIEWER:
 921         {
 922             char *path;
 923             path = prepend_cwd_on_local (mc_run_param0);
 924             view_file (path, 0, 1);
 925             g_free (path);
 926             break;
 927         }
 928 #ifdef USE_DIFF_VIEW
 929     case MC_RUN_DIFFVIEWER:
 930         diff_view (mc_run_param0, mc_run_param1, mc_run_param0, mc_run_param1);
 931         break;
 932 #endif /* USE_DIFF_VIEW */
 933     default:
 934         break;
 935     }
 936 }
 937
 938 /* --------------------------------------------------------------------------------------------- */
 939
 940 static gboolean
 941 quit_cmd_internal (int quiet)
 942 {
 943     int q = quit;
 944     size_t n;
 945
 946     n = dialog_switch_num () - 1;
 947     if (n != 0)
 948     {
 949         char msg[BUF_MEDIUM];
 950
 951         g_snprintf (msg, sizeof (msg),
 952                     ngettext ("You have %zd opened screen. Quit anyway?",
 953                               "You have %zd opened screens. Quit anyway?", n), n);
 954
 955         if (query_dialog (_("The Midnight Commander"), msg, D_NORMAL, 2, _("&Yes"), _("&No")) != 0)
 956             return FALSE;
 957         q = 1;
 958     }
 959     else if (quiet || !confirm_exit)
 960         q = 1;
 961     else if (query_dialog (_("The Midnight Commander"),
 962                            _("Do you really want to quit the Midnight Commander?"),
 963                            D_NORMAL, 2, _("&Yes"), _("&No")) == 0)
 964         q = 1;
 965
 966     if (q != 0)
 967     {
 968 #ifdef HAVE_SUBSHELL_SUPPORT
 969         if (!use_subshell)
 970             stop_dialogs ();
 971         else if ((q = exit_subshell ()))
 972 #endif
 973             stop_dialogs ();
 974     }
 975
 976     if (q != 0)
 977         quit |= 1;
 978     return (quit != 0);
 979 }
 980
 981 /* --------------------------------------------------------------------------------------------- */
 982
 983 static gboolean
 984 quit_cmd (void)
 985 {
 986     return quit_cmd_internal (0);
 987 }
 988
 989 /* --------------------------------------------------------------------------------------------- */
 990
 991 static void
 992 toggle_show_hidden (void)
 993 {
 994     panels_options.show_dot_files = !panels_options.show_dot_files;
 995     update_panels (UP_RELOAD, UP_KEEPSEL);
 996 }
 997
 998 /* --------------------------------------------------------------------------------------------- */
 999
1000 /**
1001  * Repaint the contents of the panels without frames.  To schedule panel
1002  * for repainting, set panel->dirty to 1.  There are many reasons why
1003  * the panels need to be repainted, and this is a costly operation, so
1004  * it's done once per event.
1005  */
1006
1007 static void
1008 update_dirty_panels (void)
1009 {
1010     if (get_current_type () == view_listing && current_panel->dirty)
1011         send_message ((Widget *) current_panel, WIDGET_DRAW, 0);
1012
1013     if (get_other_type () == view_listing && other_panel->dirty)
1014         send_message ((Widget *) other_panel, WIDGET_DRAW, 0);
1015 }
1016
1017 /* --------------------------------------------------------------------------------------------- */
1018
1019 static cb_ret_t
1020 midnight_execute_cmd (Widget * sender, unsigned long command)
1021 {
1022     cb_ret_t res = MSG_HANDLED;
1023
1024     (void) sender;
1025
1026     /* stop quick search before executing any command */
1027     send_message ((Widget *) current_panel, WIDGET_COMMAND, CK_PanelStopSearch);
1028
1029     switch (command)
1030     {
1031     case CK_AddHotlist:
1032         add2hotlist_cmd ();
1033         break;
1034     case CK_ChangeListingCmd:
1035         change_listing_cmd ();
1036         break;
1037     case CK_ChmodCmd:
1038         chmod_cmd ();
1039         break;
1040     case CK_ChownCmd:
1041         chown_cmd ();
1042         break;
1043     case CK_ChownAdvancedCmd:
1044         chown_advanced_cmd ();
1045         break;
1046     case CK_CompareDirsCmd:
1047         compare_dirs_cmd ();
1048         break;
1049     case CK_ConfigureBox:
1050         configure_box ();
1051         break;
1052 #ifdef ENABLE_VFS
1053     case CK_ConfigureVfs:
1054         configure_vfs ();
1055         break;
1056 #endif
1057     case CK_ConfirmBox:
1058         confirm_box ();
1059         break;
1060     case CK_CopyCmd:
1061         copy_cmd ();
1062         break;
1063     case CK_CopyCurrentPathname:
1064         copy_current_pathname ();
1065         break;
1066     case CK_CopyCurrentReadlink:
1067         copy_current_readlink ();
1068         break;
1069     case CK_CopyCurrentTagged:
1070         copy_current_tagged ();
1071         break;
1072     case CK_CopyOtherPathname:
1073         copy_other_pathname ();
1074         break;
1075     case CK_CopyOtherReadlink:
1076         copy_other_readlink ();
1077         break;
1078     case CK_CopyOtherTagged:
1079         copy_other_tagged ();
1080         break;
1081     case CK_DeleteCmd:
1082         delete_cmd ();
1083         break;
1084     case CK_DialogListCmd:
1085         dialog_switch_list ();
1086         break;
1087 #ifdef USE_DIFF_VIEW
1088     case CK_DiffViewCmd:
1089         diff_view_cmd ();
1090         break;
1091 #endif
1092     case CK_DisplayBitsBox:
1093         display_bits_box ();
1094         break;
1095     case CK_EditCmd:
1096         edit_cmd ();
1097         break;
1098 #ifdef USE_INTERNAL_EDIT
1099     case CK_EditForceInternalCmd:
1100         edit_cmd_force_internal ();
1101         break;
1102 #endif
1103     case CK_EditExtFileCmd:
1104         ext_cmd ();
1105         break;
1106     case CK_EditFhlFileCmd:
1107         edit_fhl_cmd ();
1108         break;
1109     case CK_EditMcMenuCmd:
1110         edit_mc_menu_cmd ();
1111         break;
1112     case CK_EditSymlinkCmd:
1113         edit_symlink_cmd ();
1114         break;
1115     case CK_ExternalPanelize:
1116         external_panelize ();
1117         break;
1118     case CK_FilterCmd:
1119         filter_cmd ();
1120         break;
1121     case CK_FilteredViewCmd:
1122         filtered_view_cmd ();
1123         break;
1124     case CK_FindCmd:
1125         find_cmd ();
1126         break;
1127 #ifdef ENABLE_VFS_FISH
1128     case CK_FishlinkCmd:
1129         fishlink_cmd ();
1130         break;
1131 #endif
1132 #ifdef ENABLE_VFS_FTP
1133     case CK_FtplinkCmd:
1134         ftplink_cmd ();
1135         break;
1136 #endif
1137     case CK_HelpCmd:
1138         help_cmd ();
1139         break;
1140     case CK_HistoryCmd:
1141         history_cmd ();
1142         break;
1143     case CK_InfoCmd:
1144         if (sender == (Widget *) the_menubar)
1145             info_cmd ();        /* mwnu */
1146         else
1147             info_cmd_no_menu ();        /* shortcut or buttonbar */
1148         break;
1149 #ifdef WITH_BACKGROUND
1150     case CK_JobsCmd:
1151         jobs_cmd ();
1152         break;
1153 #endif
1154     case CK_LayoutBox:
1155         layout_box ();
1156         break;
1157     case CK_LearnKeys:
1158         learn_keys ();
1159         break;
1160     case CK_LinkCmd:
1161         link_cmd (LINK_HARDLINK);
1162         break;
1163     case CK_ListingCmd:
1164         listing_cmd ();
1165         break;
1166 #ifdef LISTMODE_EDITOR
1167     case CK_ListmodeCmd:
1168         listmode_cmd ();
1169         break;
1170 #endif
1171     case CK_MenuCmd:
1172         menu_cmd ();
1173         break;
1174     case CK_MenuLastSelectedCmd:
1175         menu_last_selected_cmd ();
1176         break;
1177     case CK_MkdirCmd:
1178         mkdir_cmd ();
1179         break;
1180     case CK_PanelOptionsBox:
1181         panel_options_box ();
1182         break;
1183 #ifdef HAVE_CHARSET
1184     case CK_PanelSetPanelEncoding:
1185         encoding_cmd ();
1186         break;
1187 #endif
1188     case CK_QuickCdCmd:
1189         quick_cd_cmd ();
1190         break;
1191     case CK_QuickChdirCmd:
1192         quick_chdir_cmd ();
1193         break;
1194     case CK_QuickViewCmd:
1195         if (sender == (Widget *) the_menubar)
1196             quick_view_cmd ();  /* menu */
1197         else
1198             quick_cmd_no_menu ();       /* shortcut or buttonabr */
1199         break;
1200     case CK_QuietQuitCmd:
1201         quiet_quit_cmd ();
1202         break;
1203     case CK_QuitCmd:
1204         quit_cmd ();
1205         break;
1206     case CK_RelativeSymlinkCmd:
1207         link_cmd (LINK_SYMLINK_RELATIVE);
1208         break;
1209     case CK_RenameCmd:
1210         rename_cmd ();
1211         break;
1212     case CK_RereadCmd:
1213         reread_cmd ();
1214         break;
1215 #ifdef ENABLE_VFS
1216     case CK_ReselectVfs:
1217         reselect_vfs ();
1218         break;
1219 #endif
1220     case CK_ReverseSelectionCmd:
1221         reverse_selection_cmd ();
1222         break;
1223     case CK_SaveSetupCmd:
1224         save_setup_cmd ();
1225         break;
1226     case CK_SelectCmd:
1227         select_cmd ();
1228         break;
1229     case CK_ShowCommandLine:
1230         view_other_cmd ();
1231         break;
1232     case CK_SingleDirsizeCmd:
1233         smart_dirsize_cmd ();
1234         break;
1235 #ifdef ENABLE_VFS_SMB
1236     case CK_SmblinkCmd:
1237         smblink_cmd ();
1238         break;
1239 #endif /* ENABLE_VFS_SMB */
1240     case CK_Sort:
1241         sort_cmd ();
1242         break;
1243     case CK_StartExtMap1:
1244         ctl_x_cmd ();
1245         break;
1246     case CK_SuspendCmd:
1247         suspend_cmd ();
1248         break;
1249     case CK_SwapCmd:
1250         swap_cmd ();
1251         break;
1252     case CK_SymlinkCmd:
1253         link_cmd (LINK_SYMLINK_ABSOLUTE);
1254         break;
1255     case CK_ToggleListingCmd:
1256         toggle_listing_cmd ();
1257         break;
1258     case CK_ToggleShowHidden:
1259         toggle_show_hidden ();
1260         break;
1261     case CK_TogglePanelsSplit:
1262         toggle_panels_split ();
1263         break;
1264     case CK_TreeCmd:
1265         tree_cmd ();
1266         break;
1267     case CK_TreeBoxCmd:
1268         treebox_cmd ();
1269         break;
1270 #ifdef ENABLE_VFS_UNDELFS
1271     case CK_UndeleteCmd:
1272         undelete_cmd ();
1273         break;
1274 #endif
1275     case CK_UnselectCmd:
1276         unselect_cmd ();
1277         break;
1278     case CK_UserMenuCmd:
1279         user_file_menu_cmd ();
1280         break;
1281     case CK_ViewCmd:
1282         view_cmd ();
1283         break;
1284     case CK_ViewFileCmd:
1285         view_file_cmd ();
1286         break;
1287     case CK_DialogCancel:
1288         /* don't close panels due to SIGINT */
1289         break;
1290     default:
1291         res = MSG_NOT_HANDLED;
1292     }
1293
1294     return res;
1295 }
1296
1297 /* --------------------------------------------------------------------------------------------- */
1298
1299 static cb_ret_t
1300 midnight_callback (Dlg_head * h, Widget * sender, dlg_msg_t msg, int parm, void *data)
1301 {
1302     unsigned long command;
1303
1304     switch (msg)
1305     {
1306     case DLG_INIT:
1307         panel_init ();
1308         setup_panels ();
1309         return MSG_HANDLED;
1310
1311     case DLG_DRAW:
1312         load_hint (1);
1313         /* We handle the special case of the output lines */
1314         if (console_flag && output_lines)
1315             show_console_contents (output_start_y,
1316                                    LINES - output_lines - keybar_visible -
1317                                    1, LINES - keybar_visible - 1);
1318         return MSG_HANDLED;
1319
1320     case DLG_RESIZE:
1321         setup_panels ();
1322         menubar_arrange (the_menubar);
1323         return MSG_HANDLED;
1324
1325     case DLG_IDLE:
1326         /* We only need the first idle event to show user menu after start */
1327         set_idle_proc (h, 0);
1328
1329         if (boot_current_is_left)
1330             dlg_select_widget (get_panel_widget (0));
1331         else
1332             dlg_select_widget (get_panel_widget (1));
1333
1334         if (auto_menu)
1335             midnight_execute_cmd (NULL, CK_UserMenuCmd);
1336         return MSG_HANDLED;
1337
1338     case DLG_KEY:
1339         if (ctl_x_map_enabled)
1340         {
1341             ctl_x_map_enabled = FALSE;
1342             command = keybind_lookup_keymap_command (main_x_map, parm);
1343             if (command != CK_Ignore_Key)
1344                 return midnight_execute_cmd (NULL, command);
1345         }
1346
1347         /* FIXME: should handle all menu shortcuts before this point */
1348         if (the_menubar->is_active)
1349             return MSG_NOT_HANDLED;
1350
1351         if (parm == '\t')
1352             input_free_completions (cmdline);
1353
1354         if (parm == '\n')
1355         {
1356             size_t i;
1357
1358             for (i = 0; cmdline->buffer[i] != '\0' &&
1359                  (cmdline->buffer[i] == ' ' || cmdline->buffer[i] == '\t'); i++)
1360                 ;
1361
1362             if (cmdline->buffer[i] != '\0')
1363             {
1364                 send_message ((Widget *) cmdline, WIDGET_KEY, parm);
1365                 return MSG_HANDLED;
1366             }
1367
1368             input_insert (cmdline, "", FALSE);
1369             cmdline->point = 0;
1370         }
1371
1372         /* Ctrl-Enter and Alt-Enter */
1373         if (((parm & ~(KEY_M_CTRL | KEY_M_ALT)) == '\n') && (parm & (KEY_M_CTRL | KEY_M_ALT)))
1374         {
1375             copy_prog_name ();
1376             return MSG_HANDLED;
1377         }
1378
1379         /* Ctrl-Shift-Enter */
1380         if (parm == (KEY_M_CTRL | KEY_M_SHIFT | '\n'))
1381         {
1382             copy_current_pathname ();
1383             copy_prog_name ();
1384             return MSG_HANDLED;
1385         }
1386
1387         if ((!alternate_plus_minus || !(console_flag || xterm_flag))
1388             && !quote && !current_panel->searching)
1389         {
1390             if (!only_leading_plus_minus)
1391             {
1392                 /* Special treatement, since the input line will eat them */
1393                 if (parm == '+')
1394                 {
1395                     select_cmd ();
1396                     return MSG_HANDLED;
1397                 }
1398
1399                 if (parm == '\\' || parm == '-')
1400                 {
1401                     unselect_cmd ();
1402                     return MSG_HANDLED;
1403                 }
1404
1405                 if (parm == '*')
1406                 {
1407                     reverse_selection_cmd ();
1408                     return MSG_HANDLED;
1409                 }
1410             }
1411             else if (!command_prompt || !cmdline->buffer[0])
1412             {
1413                 /* Special treatement '+', '-', '\', '*' only when this is
1414                  * first char on input line
1415                  */
1416
1417                 if (parm == '+')
1418                 {
1419                     select_cmd ();
1420                     return MSG_HANDLED;
1421                 }
1422
1423                 if (parm == '\\' || parm == '-')
1424                 {
1425                     unselect_cmd ();
1426                     return MSG_HANDLED;
1427                 }
1428
1429                 if (parm == '*')
1430                 {
1431                     reverse_selection_cmd ();
1432                     return MSG_HANDLED;
1433                 }
1434             }
1435         }
1436         return MSG_NOT_HANDLED;
1437
1438     case DLG_HOTKEY_HANDLED:
1439         if ((get_current_type () == view_listing) && current_panel->searching)
1440         {
1441             current_panel->dirty = 1;   /* FIXME: unneeded? */
1442             send_message ((Widget *) current_panel, WIDGET_COMMAND, CK_PanelStopSearch);
1443         }
1444         return MSG_HANDLED;
1445
1446     case DLG_UNHANDLED_KEY:
1447         if (command_prompt)
1448         {
1449             cb_ret_t v;
1450
1451             v = send_message ((Widget *) cmdline, WIDGET_KEY, parm);
1452             if (v == MSG_HANDLED)
1453                 return MSG_HANDLED;
1454         }
1455
1456         if (ctl_x_map_enabled)
1457         {
1458             ctl_x_map_enabled = FALSE;
1459             command = keybind_lookup_keymap_command (main_x_map, parm);
1460         }
1461         else
1462             command = keybind_lookup_keymap_command (main_map, parm);
1463
1464         return (command == CK_Ignore_Key) ? MSG_NOT_HANDLED : midnight_execute_cmd (NULL, command);
1465
1466     case DLG_POST_KEY:
1467         if (!the_menubar->is_active)
1468             update_dirty_panels ();
1469         return MSG_HANDLED;
1470
1471     case DLG_ACTION:
1472         /* shortcut */
1473         if (sender == NULL)
1474             return midnight_execute_cmd (NULL, parm);
1475         /* message from menu */
1476         if (sender == (Widget *) the_menubar)
1477             return midnight_execute_cmd (sender, parm);
1478         /* message from buttonbar */
1479         if (sender == (Widget *) the_bar)
1480         {
1481             if (data != NULL)
1482                 return send_message ((Widget *) data, WIDGET_COMMAND, parm);
1483             return midnight_execute_cmd (sender, parm);
1484         }
1485         return MSG_NOT_HANDLED;
1486
1487     case DLG_END:
1488         panel_deinit ();
1489         return MSG_HANDLED;
1490
1491     default:
1492         return default_dlg_callback (h, sender, msg, parm, data);
1493     }
1494 }
1495
1496 /* --------------------------------------------------------------------------------------------- */
1497 /*** public functions ****************************************************************************/
1498 /* --------------------------------------------------------------------------------------------- */
1499
1500 void
1501 update_menu (void)
1502 {
1503     menu_set_name (left_menu, horizontal_split ? _("&Above") : _("&Left"));
1504     menu_set_name (right_menu, horizontal_split ? _("&Below") : _("&Right"));
1505     menubar_arrange (the_menubar);
1506     menubar_set_visible (the_menubar, menubar_visible);
1507 }
1508
1509 void
1510 midnight_set_buttonbar (WButtonBar * b)
1511 {
1512     buttonbar_set_label (b, 1, Q_ ("ButtonBar|Help"), main_map, NULL);
1513     buttonbar_set_label (b, 2, Q_ ("ButtonBar|Menu"), main_map, NULL);
1514     buttonbar_set_label (b, 3, Q_ ("ButtonBar|View"), main_map, NULL);
1515     buttonbar_set_label (b, 4, Q_ ("ButtonBar|Edit"), main_map, NULL);
1516     buttonbar_set_label (b, 5, Q_ ("ButtonBar|Copy"), main_map, NULL);
1517     buttonbar_set_label (b, 6, Q_ ("ButtonBar|RenMov"), main_map, NULL);
1518     buttonbar_set_label (b, 7, Q_ ("ButtonBar|Mkdir"), main_map, NULL);
1519     buttonbar_set_label (b, 8, Q_ ("ButtonBar|Delete"), main_map, NULL);
1520     buttonbar_set_label (b, 9, Q_ ("ButtonBar|PullDn"), main_map, NULL);
1521     buttonbar_set_label (b, 10, Q_ ("ButtonBar|Quit"), main_map, NULL);
1522 }
1523
1524 /* --------------------------------------------------------------------------------------------- */
1525 /**
1526  * Load new hint and display it.
1527  * IF force is not 0, ignore the timeout.
1528  */
1529
1530 void
1531 load_hint (gboolean force)
1532 {
1533     char *hint;
1534
1535     if (the_hint->widget.owner == NULL)
1536         return;
1537
1538     if (!message_visible)
1539     {
1540         label_set_text (the_hint, NULL);
1541         return;
1542     }
1543
1544     hint = get_random_hint (force);
1545
1546     if (hint != NULL)
1547     {
1548         if (*hint != '\0')
1549             set_hintbar (hint);
1550         g_free (hint);
1551     }
1552     else
1553     {
1554         char text[BUF_SMALL];
1555
1556         g_snprintf (text, sizeof (text), _("GNU Midnight Commander %s\n"), VERSION);
1557         set_hintbar (text);
1558     }
1559 }
1560
1561 /* --------------------------------------------------------------------------------------------- */
1562
1563 void
1564 change_panel (void)
1565 {
1566     input_free_completions (cmdline);
1567     dlg_one_down (midnight_dlg);
1568 }
1569
1570 /* --------------------------------------------------------------------------------------------- */
1571
1572 /** Save current stat of directories to avoid reloading the panels
1573  * when no modifications have taken place
1574  */
1575 void
1576 save_cwds_stat (void)
1577 {
1578     if (panels_options.fast_reload)
1579     {
1580         mc_stat (current_panel->cwd, &(current_panel->dir_stat));
1581         if (get_other_type () == view_listing)
1582             mc_stat (other_panel->cwd, &(other_panel->dir_stat));
1583     }
1584 }
1585
1586 /* --------------------------------------------------------------------------------------------- */
1587
1588 gboolean
1589 quiet_quit_cmd (void)
1590 {
1591     print_last_revert = TRUE;
1592     return quit_cmd_internal (1);
1593 }
1594
1595 /* --------------------------------------------------------------------------------------------- */
1596
1597 /** Run the main dialog that occupies the whole screen */
1598 void
1599 do_nc (void)
1600 {
1601     dlg_colors_t midnight_colors;
1602
1603     midnight_colors[DLG_COLOR_NORMAL] = mc_skin_color_get ("dialog", "_default_");
1604     midnight_colors[DLG_COLOR_FOCUS] = mc_skin_color_get ("dialog", "focus");
1605     midnight_colors[DLG_COLOR_HOT_NORMAL] = mc_skin_color_get ("dialog", "hotnormal");
1606     midnight_colors[DLG_COLOR_HOT_FOCUS] = mc_skin_color_get ("dialog", "hotfocus");
1607     midnight_colors[DLG_COLOR_TITLE] = mc_skin_color_get ("dialog", "title");
1608
1609 #ifdef USE_INTERNAL_EDIT
1610     edit_stack_init ();
1611 #endif
1612
1613     midnight_dlg = create_dlg (FALSE, 0, 0, LINES, COLS, midnight_colors, midnight_callback,
1614                                "[main]", NULL, DLG_WANT_IDLE);
1615
1616     if (mc_run_mode == MC_RUN_FULL)
1617         setup_mc ();
1618     else
1619         setup_dummy_mc ();
1620
1621     /* Check if we were invoked as an editor or file viewer */
1622     if (mc_run_mode != MC_RUN_FULL)
1623         mc_maybe_editor_or_viewer ();
1624     else
1625     {
1626         create_panels_and_run_mc ();
1627
1628         /* destroy_dlg destroys even current_panel->cwd, so we have to save a copy :) */
1629         if (mc_args__last_wd_file != NULL && vfs_current_is_local ())
1630             last_wd_string = g_strdup (current_panel->cwd);
1631     }
1632
1633     /* Program end */
1634     midnight_shutdown = 1;
1635     dialog_switch_shutdown ();
1636     done_mc ();
1637     destroy_dlg (midnight_dlg);
1638     current_panel = NULL;
1639
1640 #ifdef USE_INTERNAL_EDIT
1641     edit_stack_free ();
1642 #endif
1643 }
1644
1645 /* --------------------------------------------------------------------------------------------- */