src/filemanager/midnight.c

   1 /*
   2    Main dialog (file panels) of the Midnight Commander
   3
   4    Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
   5    2003, 2004, 2005, 2006, 2007, 2009, 2010, 2011, 2013
   6    The Free Software Foundation, Inc.
   7
   8    Written by:
   9    Miguel de Icaza, 1994, 1995, 1996, 1997
  10    Janne Kukonlehto, 1994, 1995
  11    Norbert Warmuth, 1997
  12    Andrew Borodin <aborodin@vmail.ru>, 2009, 2010, 2012, 2013
  13    Slava Zanko <slavazanko@gmail.com>, 2013
  14
  15    This file is part of the Midnight Commander.
  16
  17    The Midnight Commander is free software: you can redistribute it
  18    and/or modify it under the terms of the GNU General Public License as
  19    published by the Free Software Foundation, either version 3 of the License,
  20    or (at your option) any later version.
  21
  22    The Midnight Commander is distributed in the hope that it will be useful,
  23    but WITHOUT ANY WARRANTY; without even the implied warranty of
  24    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  25    GNU General Public License for more details.
  26
  27    You should have received a copy of the GNU General Public License
  28    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  29  */
  30
  31 /** \file main.c
  32  *  \brief Source: main dialog (file panels) of the Midnight Commander
  33  */
  34
  35 #include <config.h>
  36
  37 #include <ctype.h>
  38 #include <errno.h>
  39 #include <locale.h>
  40 #include <stdio.h>
  41 #include <stdlib.h>
  42 #include <string.h>
  43 #include <fcntl.h>
  44 #include <sys/types.h>
  45 #include <sys/stat.h>
  46 #include <sys/wait.h>
  47 #include <pwd.h>                /* for username in xterm title */
  48
  49 #include "lib/global.h"
  50
  51 #include "lib/tty/tty.h"
  52 #include "lib/tty/key.h"        /* KEY_M_* masks */
  53 #include "lib/skin.h"
  54 #include "lib/util.h"
  55
  56 #include "lib/vfs/vfs.h"
  57
  58 #include "src/args.h"
  59 #ifdef ENABLE_SUBSHELL
  60 #include "src/subshell.h"
  61 #endif
  62 #include "src/setup.h"          /* variables */
  63 #include "src/learn.h"          /* learn_keys() */
  64 #include "src/keybind-defaults.h"
  65 #include "lib/keybind.h"
  66 #include "lib/event.h"
  67
  68 #include "tree.h"
  69 #include "boxes.h"              /* sort_box(), tree_box() */
  70 #include "layout.h"
  71 #include "cmd.h"                /* commands */
  72 #include "hotlist.h"
  73 #include "panelize.h"
  74 #include "command.h"            /* cmdline */
  75 #include "dir.h"                /* dir_list_clean() */
  76
  77 #include "chmod.h"
  78 #include "chown.h"
  79 #include "achown.h"
  80
  81 #ifdef USE_INTERNAL_EDIT
  82 #include "src/editor/edit.h"
  83 #endif
  84
  85 #ifdef USE_DIFF_VIEW
  86 #include "src/diffviewer/ydiff.h"
  87 #endif
  88
  89 #include "src/consaver/cons.saver.h"    /* show_console_contents */
  90
  91 #include "midnight.h"
  92
  93 /* TODO: merge content of layout.c here */
  94 extern int ok_to_refresh;
  95
  96 /*** global variables ****************************************************************************/
  97
  98 /* When the modes are active, left_panel, right_panel and tree_panel */
  99 /* point to a proper data structure.  You should check with the functions */
 100 /* get_current_type and get_other_type the types of the panels before using */
 101 /* this pointer variables */
 102
 103 /* The structures for the panels */
 104 WPanel *left_panel = NULL;
 105 WPanel *right_panel = NULL;
 106 /* Pointer to the selected and unselected panel */
 107 WPanel *current_panel = NULL;
 108
 109 /* The Menubar */
 110 WMenuBar *the_menubar = NULL;
 111 /* The widget where we draw the prompt */
 112 WLabel *the_prompt;
 113 /* The hint bar */
 114 WLabel *the_hint;
 115 /* The button bar */
 116 WButtonBar *the_bar;
 117
 118 /* The prompt */
 119 const char *mc_prompt = NULL;
 120
 121 /*** file scope macro definitions ****************************************************************/
 122
 123 #ifdef HAVE_CHARSET
 124 /*
 125  * Don't restrict the output on the screen manager level,
 126  * the translation tables take care of it.
 127  */
 128 #endif /* !HAVE_CHARSET */
 129
 130 /*** file scope type declarations ****************************************************************/
 131
 132 /*** file scope variables ************************************************************************/
 133
 134 static menu_t *left_menu, *right_menu;
 135
 136 static gboolean ctl_x_map_enabled = FALSE;
 137
 138 /*** file scope functions ************************************************************************/
 139
 140 /** Stop MC main dialog and the current dialog if it exists.
 141   * Needed to provide fast exit from MC viewer or editor on shell exit */
 142 static void
 143 stop_dialogs (void)
 144 {
 145     midnight_dlg->state = DLG_CLOSED;
 146
 147     if ((top_dlg != NULL) && (top_dlg->data != NULL))
 148         DIALOG (top_dlg->data)->state = DLG_CLOSED;
 149 }
 150
 151 /* --------------------------------------------------------------------------------------------- */
 152
 153 static void
 154 treebox_cmd (void)
 155 {
 156     char *sel_dir;
 157
 158     sel_dir = tree_box (selection (current_panel)->fname);
 159     if (sel_dir != NULL)
 160     {
 161         vfs_path_t *sel_vdir;
 162
 163         sel_vdir = vfs_path_from_str (sel_dir);
 164         do_cd (sel_vdir, cd_exact);
 165         vfs_path_free (sel_vdir);
 166         g_free (sel_dir);
 167     }
 168 }
 169
 170 /* --------------------------------------------------------------------------------------------- */
 171
 172 #ifdef LISTMODE_EDITOR
 173 static void
 174 listmode_cmd (void)
 175 {
 176     char *newmode;
 177
 178     if (get_current_type () != view_listing)
 179         return;
 180
 181     newmode = listmode_edit (current_panel->user_format);
 182     if (!newmode)
 183         return;
 184
 185     g_free (current_panel->user_format);
 186     current_panel->list_type = list_user;
 187     current_panel->user_format = newmode;
 188     set_panel_formats (current_panel);
 189
 190     do_refresh ();
 191 }
 192 #endif /* LISTMODE_EDITOR */
 193
 194 /* --------------------------------------------------------------------------------------------- */
 195
 196 static GList *
 197 create_panel_menu (void)
 198 {
 199     GList *entries = NULL;
 200
 201     entries = g_list_prepend (entries, menu_entry_create (_("File listin&g"), CK_PanelListing));
 202     entries = g_list_prepend (entries, menu_entry_create (_("&Quick view"), CK_PanelQuickView));
 203     entries = g_list_prepend (entries, menu_entry_create (_("&Info"), CK_PanelInfo));
 204     entries = g_list_prepend (entries, menu_entry_create (_("&Tree"), CK_PanelTree));
 205     entries = g_list_prepend (entries, menu_separator_create ());
 206     entries =
 207         g_list_prepend (entries, menu_entry_create (_("&Listing mode..."), CK_PanelListingChange));
 208     entries = g_list_prepend (entries, menu_entry_create (_("&Sort order..."), CK_Sort));
 209     entries = g_list_prepend (entries, menu_entry_create (_("&Filter..."), CK_Filter));
 210 #ifdef HAVE_CHARSET
 211     entries = g_list_prepend (entries, menu_entry_create (_("&Encoding..."), CK_SelectCodepage));
 212 #endif
 213     entries = g_list_prepend (entries, menu_separator_create ());
 214 #ifdef ENABLE_VFS_FTP
 215     entries = g_list_prepend (entries, menu_entry_create (_("FT&P link..."), CK_ConnectFtp));
 216 #endif
 217 #ifdef ENABLE_VFS_FISH
 218     entries = g_list_prepend (entries, menu_entry_create (_("S&hell link..."), CK_ConnectFish));
 219 #endif
 220 #ifdef ENABLE_VFS_SFTP
 221     entries = g_list_prepend (entries, menu_entry_create (_("S&FTP link..."), CK_ConnectSftp));
 222 #endif
 223 #ifdef ENABLE_VFS_SMB
 224     entries = g_list_prepend (entries, menu_entry_create (_("SM&B link..."), CK_ConnectSmb));
 225 #endif
 226     entries = g_list_prepend (entries, menu_entry_create (_("Paneli&ze"), CK_Panelize));
 227     entries = g_list_prepend (entries, menu_separator_create ());
 228     entries = g_list_prepend (entries, menu_entry_create (_("&Rescan"), CK_Reread));
 229
 230     return g_list_reverse (entries);
 231 }
 232
 233 /* --------------------------------------------------------------------------------------------- */
 234
 235 static GList *
 236 create_file_menu (void)
 237 {
 238     GList *entries = NULL;
 239
 240     entries = g_list_prepend (entries, menu_entry_create (_("&View"), CK_View));
 241     entries = g_list_prepend (entries, menu_entry_create (_("Vie&w file..."), CK_ViewFile));
 242     entries = g_list_prepend (entries, menu_entry_create (_("&Filtered view"), CK_ViewFiltered));
 243     entries = g_list_prepend (entries, menu_entry_create (_("&Edit"), CK_Edit));
 244     entries = g_list_prepend (entries, menu_entry_create (_("&Copy"), CK_Copy));
 245     entries = g_list_prepend (entries, menu_entry_create (_("C&hmod"), CK_ChangeMode));
 246     entries = g_list_prepend (entries, menu_entry_create (_("&Link"), CK_Link));
 247     entries = g_list_prepend (entries, menu_entry_create (_("&Symlink"), CK_LinkSymbolic));
 248     entries =
 249         g_list_prepend (entries,
 250                         menu_entry_create (_("Relative symlin&k"), CK_LinkSymbolicRelative));
 251     entries = g_list_prepend (entries, menu_entry_create (_("Edit s&ymlink"), CK_LinkSymbolicEdit));
 252     entries = g_list_prepend (entries, menu_entry_create (_("Ch&own"), CK_ChangeOwn));
 253     entries =
 254         g_list_prepend (entries, menu_entry_create (_("&Advanced chown"), CK_ChangeOwnAdvanced));
 255     entries = g_list_prepend (entries, menu_entry_create (_("&Rename/Move"), CK_Move));
 256     entries = g_list_prepend (entries, menu_entry_create (_("&Mkdir"), CK_MakeDir));
 257     entries = g_list_prepend (entries, menu_entry_create (_("&Delete"), CK_Delete));
 258     entries = g_list_prepend (entries, menu_entry_create (_("&Quick cd"), CK_CdQuick));
 259     entries = g_list_prepend (entries, menu_separator_create ());
 260     entries = g_list_prepend (entries, menu_entry_create (_("Select &group"), CK_Select));
 261     entries = g_list_prepend (entries, menu_entry_create (_("U&nselect group"), CK_Unselect));
 262     entries = g_list_prepend (entries, menu_entry_create (_("&Invert selection"), CK_SelectInvert));
 263     entries = g_list_prepend (entries, menu_separator_create ());
 264     entries = g_list_prepend (entries, menu_entry_create (_("E&xit"), CK_Quit));
 265
 266     return g_list_reverse (entries);
 267 }
 268
 269 /* --------------------------------------------------------------------------------------------- */
 270
 271 static GList *
 272 create_command_menu (void)
 273 {
 274     /* I know, I'm lazy, but the tree widget when it's not running
 275      * as a panel still has some problems, I have not yet finished
 276      * the WTree widget port, sorry.
 277      */
 278     GList *entries = NULL;
 279
 280     entries = g_list_prepend (entries, menu_entry_create (_("&User menu"), CK_UserMenu));
 281     entries = g_list_prepend (entries, menu_entry_create (_("&Directory tree"), CK_Tree));
 282     entries = g_list_prepend (entries, menu_entry_create (_("&Find file"), CK_Find));
 283     entries = g_list_prepend (entries, menu_entry_create (_("S&wap panels"), CK_Swap));
 284     entries = g_list_prepend (entries, menu_entry_create (_("Switch &panels on/off"), CK_Shell));
 285     entries =
 286         g_list_prepend (entries, menu_entry_create (_("&Compare directories"), CK_CompareDirs));
 287 #ifdef USE_DIFF_VIEW
 288     entries = g_list_prepend (entries, menu_entry_create (_("C&ompare files"), CK_CompareFiles));
 289 #endif
 290     entries =
 291         g_list_prepend (entries, menu_entry_create (_("E&xternal panelize"), CK_ExternalPanelize));
 292     entries = g_list_prepend (entries, menu_entry_create (_("Show directory s&izes"), CK_DirSize));
 293     entries = g_list_prepend (entries, menu_separator_create ());
 294     entries = g_list_prepend (entries, menu_entry_create (_("Command &history"), CK_History));
 295     entries = g_list_prepend (entries, menu_entry_create (_("Di&rectory hotlist"), CK_HotList));
 296 #ifdef ENABLE_VFS
 297     entries = g_list_prepend (entries, menu_entry_create (_("&Active VFS list"), CK_VfsList));
 298 #endif
 299 #ifdef ENABLE_BACKGROUND
 300     entries = g_list_prepend (entries, menu_entry_create (_("&Background jobs"), CK_Jobs));
 301 #endif
 302     entries = g_list_prepend (entries, menu_entry_create (_("Screen lis&t"), CK_ScreenList));
 303     entries = g_list_prepend (entries, menu_separator_create ());
 304 #ifdef ENABLE_VFS_UNDELFS
 305     entries =
 306         g_list_prepend (entries,
 307                         menu_entry_create (_("&Undelete files (ext2fs only)"), CK_Undelete));
 308 #endif
 309 #ifdef LISTMODE_EDITOR
 310     entries = g_list_prepend (entries, menu_entry_create (_("&Listing format edit"), CK_ListMode));
 311 #endif
 312 #if defined (ENABLE_VFS_UNDELFS) || defined (LISTMODE_EDITOR)
 313     entries = g_list_prepend (entries, menu_separator_create ());
 314 #endif
 315     entries =
 316         g_list_prepend (entries,
 317                         menu_entry_create (_("Edit &extension file"), CK_EditExtensionsFile));
 318     entries = g_list_prepend (entries, menu_entry_create (_("Edit &menu file"), CK_EditUserMenu));
 319     entries =
 320         g_list_prepend (entries,
 321                         menu_entry_create (_("Edit hi&ghlighting group file"),
 322                                            CK_EditFileHighlightFile));
 323
 324     return g_list_reverse (entries);
 325 }
 326
 327 /* --------------------------------------------------------------------------------------------- */
 328
 329 static GList *
 330 create_options_menu (void)
 331 {
 332     GList *entries = NULL;
 333
 334     entries = g_list_prepend (entries, menu_entry_create (_("&Configuration..."), CK_Options));
 335     entries = g_list_prepend (entries, menu_entry_create (_("&Layout..."), CK_OptionsLayout));
 336     entries = g_list_prepend (entries, menu_entry_create (_("&Panel options..."), CK_OptionsPanel));
 337     entries =
 338         g_list_prepend (entries, menu_entry_create (_("C&onfirmation..."), CK_OptionsConfirm));
 339     entries =
 340         g_list_prepend (entries, menu_entry_create (_("&Display bits..."), CK_OptionsDisplayBits));
 341     entries = g_list_prepend (entries, menu_entry_create (_("Learn &keys..."), CK_LearnKeys));
 342 #ifdef ENABLE_VFS
 343     entries = g_list_prepend (entries, menu_entry_create (_("&Virtual FS..."), CK_OptionsVfs));
 344 #endif
 345     entries = g_list_prepend (entries, menu_separator_create ());
 346     entries = g_list_prepend (entries, menu_entry_create (_("&Save setup"), CK_SaveSetup));
 347
 348     return g_list_reverse (entries);
 349 }
 350
 351 /* --------------------------------------------------------------------------------------------- */
 352
 353 static void
 354 init_menu (void)
 355 {
 356     left_menu = create_menu ("", create_panel_menu (), "[Left and Right Menus]");
 357     menubar_add_menu (the_menubar, left_menu);
 358     menubar_add_menu (the_menubar, create_menu (_("&File"), create_file_menu (), "[File Menu]"));
 359     menubar_add_menu (the_menubar,
 360                       create_menu (_("&Command"), create_command_menu (), "[Command Menu]"));
 361     menubar_add_menu (the_menubar,
 362                       create_menu (_("&Options"), create_options_menu (), "[Options Menu]"));
 363     right_menu = create_menu ("", create_panel_menu (), "[Left and Right Menus]");
 364     menubar_add_menu (the_menubar, right_menu);
 365     update_menu ();
 366 }
 367
 368 /* --------------------------------------------------------------------------------------------- */
 369
 370 static void
 371 menu_last_selected_cmd (void)
 372 {
 373     the_menubar->is_active = TRUE;
 374     the_menubar->is_dropped = (drop_menus != 0);
 375     the_menubar->previous_widget = dlg_get_current_widget_id (midnight_dlg);
 376     dlg_select_widget (the_menubar);
 377 }
 378
 379 /* --------------------------------------------------------------------------------------------- */
 380
 381 static void
 382 menu_cmd (void)
 383 {
 384     if (the_menubar->is_active)
 385         return;
 386
 387     if ((get_current_index () == 0) == (current_panel->active != 0))
 388         the_menubar->selected = 0;
 389     else
 390         the_menubar->selected = g_list_length (the_menubar->menu) - 1;
 391     menu_last_selected_cmd ();
 392 }
 393
 394 /* --------------------------------------------------------------------------------------------- */
 395
 396 static void
 397 sort_cmd (void)
 398 {
 399     WPanel *p;
 400     const panel_field_t *sort_order;
 401
 402     if (!SELECTED_IS_PANEL)
 403         return;
 404
 405     p = MENU_PANEL;
 406     sort_order = sort_box (&p->sort_info, p->sort_field);
 407     panel_set_sort_order (p, sort_order);
 408 }
 409
 410 /* --------------------------------------------------------------------------------------------- */
 411
 412 static char *
 413 midnight_get_shortcut (unsigned long command)
 414 {
 415     const char *ext_map;
 416     const char *shortcut = NULL;
 417
 418     shortcut = keybind_lookup_keymap_shortcut (main_map, command);
 419     if (shortcut != NULL)
 420         return g_strdup (shortcut);
 421
 422     shortcut = keybind_lookup_keymap_shortcut (panel_map, command);
 423     if (shortcut != NULL)
 424         return g_strdup (shortcut);
 425
 426     ext_map = keybind_lookup_keymap_shortcut (main_map, CK_ExtendedKeyMap);
 427     if (ext_map != NULL)
 428         shortcut = keybind_lookup_keymap_shortcut (main_x_map, command);
 429     if (shortcut != NULL)
 430         return g_strdup_printf ("%s %s", ext_map, shortcut);
 431
 432     return NULL;
 433 }
 434
 435 /* --------------------------------------------------------------------------------------------- */
 436
 437 static char *
 438 midnight_get_title (const WDialog * h, size_t len)
 439 {
 440     char *path;
 441     char *login;
 442     char *p;
 443
 444     (void) h;
 445
 446     title_path_prepare (&path, &login);
 447
 448     p = g_strdup_printf ("%s [%s]:%s", _("Panels:"), login, path);
 449     g_free (path);
 450     g_free (login);
 451     path = g_strdup (str_trunc (p, len - 4));
 452     g_free (p);
 453
 454     return path;
 455 }
 456
 457 /* --------------------------------------------------------------------------------------------- */
 458
 459 static void
 460 toggle_panels_split (void)
 461 {
 462     panels_layout.horizontal_split = !panels_layout.horizontal_split;
 463     layout_change ();
 464     do_refresh ();
 465 }
 466
 467 /* --------------------------------------------------------------------------------------------- */
 468
 469 #ifdef ENABLE_VFS
 470 /* event helper */
 471 static gboolean
 472 check_panel_timestamp (const WPanel * panel, panel_view_mode_t mode, struct vfs_class *vclass,
 473                        vfsid id)
 474 {
 475     if (mode == view_listing)
 476     {
 477         const vfs_path_element_t *path_element;
 478
 479         path_element = vfs_path_get_by_index (panel->cwd_vpath, -1);
 480
 481         if (path_element->class != vclass)
 482             return FALSE;
 483
 484         if (vfs_getid (panel->cwd_vpath) != id)
 485             return FALSE;
 486     }
 487     return TRUE;
 488 }
 489
 490 /* --------------------------------------------------------------------------------------------- */
 491
 492 /* event callback */
 493 static gboolean
 494 check_current_panel_timestamp (const gchar * event_group_name, const gchar * event_name,
 495                                gpointer init_data, gpointer data)
 496 {
 497     ev_vfs_stamp_create_t *event_data = (ev_vfs_stamp_create_t *) data;
 498
 499     (void) event_group_name;
 500     (void) event_name;
 501     (void) init_data;
 502
 503     event_data->ret =
 504         check_panel_timestamp (current_panel, get_current_type (), event_data->vclass,
 505                                event_data->id);
 506     return !event_data->ret;
 507 }
 508
 509 /* --------------------------------------------------------------------------------------------- */
 510
 511 /* event callback */
 512 static gboolean
 513 check_other_panel_timestamp (const gchar * event_group_name, const gchar * event_name,
 514                              gpointer init_data, gpointer data)
 515 {
 516     ev_vfs_stamp_create_t *event_data = (ev_vfs_stamp_create_t *) data;
 517
 518     (void) event_group_name;
 519     (void) event_name;
 520     (void) init_data;
 521
 522     event_data->ret =
 523         check_panel_timestamp (other_panel, get_other_type (), event_data->vclass, event_data->id);
 524     return !event_data->ret;
 525 }
 526 #endif /* ENABLE_VFS */
 527
 528 /* --------------------------------------------------------------------------------------------- */
 529
 530 /* event callback */
 531 static gboolean
 532 print_vfs_message (const gchar * event_group_name, const gchar * event_name,
 533                    gpointer init_data, gpointer data)
 534 {
 535     char str[128];
 536     ev_vfs_print_message_t *event_data = (ev_vfs_print_message_t *) data;
 537
 538     (void) event_group_name;
 539     (void) event_name;
 540     (void) init_data;
 541
 542     g_vsnprintf (str, sizeof (str), event_data->msg, event_data->ap);
 543
 544     if (mc_global.midnight_shutdown)
 545         return TRUE;
 546
 547     if (!mc_global.message_visible || the_hint == NULL || WIDGET (the_hint)->owner == NULL)
 548     {
 549         int col, row;
 550
 551         if (!nice_rotating_dash || (ok_to_refresh <= 0))
 552             return TRUE;
 553
 554         /* Preserve current cursor position */
 555         tty_getyx (&row, &col);
 556
 557         tty_gotoyx (0, 0);
 558         tty_setcolor (NORMAL_COLOR);
 559         tty_print_string (str_fit_to_term (str, COLS - 1, J_LEFT));
 560
 561         /* Restore cursor position */
 562         tty_gotoyx (row, col);
 563         mc_refresh ();
 564         return TRUE;
 565     }
 566
 567     if (mc_global.message_visible)
 568         set_hintbar (str);
 569
 570     return TRUE;
 571 }
 572
 573 /* --------------------------------------------------------------------------------------------- */
 574
 575 static void
 576 create_panels (void)
 577 {
 578     int current_index, other_index;
 579     panel_view_mode_t current_mode, other_mode;
 580     char *current_dir, *other_dir;
 581     vfs_path_t *original_dir;
 582
 583     /*
 584      * Following cases from command line are possible:
 585      * 'mc' (no arguments):            mc_run_param0 == NULL, mc_run_param1 == NULL
 586      *                                 active panel uses current directory
 587      *                                 passive panel uses "other_dir" from panels.ini
 588      *
 589      * 'mc dir1 dir2' (two arguments): mc_run_param0 != NULL, mc_run_param1 != NULL
 590      *                                 active panel uses mc_run_param0
 591      *                                 passive panel uses mc_run_param1
 592      *
 593      * 'mc dir1' (single argument):    mc_run_param0 != NULL, mc_run_param1 == NULL
 594      *                                 active panel uses mc_run_param0
 595      *                                 passive panel uses "other_dir" from panels.ini
 596      */
 597
 598     /* Set up panel directories */
 599     if (boot_current_is_left)
 600     {
 601         /* left panel is active */
 602         current_index = 0;
 603         other_index = 1;
 604         current_mode = startup_left_mode;
 605         other_mode = startup_right_mode;
 606
 607         if (mc_run_param0 == NULL && mc_run_param1 == NULL)
 608         {
 609             /* no arguments */
 610             current_dir = NULL; /* assume current dir */
 611             other_dir = saved_other_dir;        /* from ini */
 612         }
 613         else if (mc_run_param0 != NULL && mc_run_param1 != NULL)
 614         {
 615             /* two arguments */
 616             current_dir = (char *) mc_run_param0;
 617             other_dir = mc_run_param1;
 618         }
 619         else                    /* mc_run_param0 != NULL && mc_run_param1 == NULL */
 620         {
 621             /* one argument */
 622             current_dir = (char *) mc_run_param0;
 623             other_dir = saved_other_dir;        /* from ini */
 624         }
 625     }
 626     else
 627     {
 628         /* right panel is active */
 629         current_index = 1;
 630         other_index = 0;
 631         current_mode = startup_right_mode;
 632         other_mode = startup_left_mode;
 633
 634         if (mc_run_param0 == NULL && mc_run_param1 == NULL)
 635         {
 636             /* no arguments */
 637             current_dir = NULL; /* assume current dir */
 638             other_dir = saved_other_dir;        /* from ini */
 639         }
 640         else if (mc_run_param0 != NULL && mc_run_param1 != NULL)
 641         {
 642             /* two arguments */
 643             current_dir = (char *) mc_run_param0;
 644             other_dir = mc_run_param1;
 645         }
 646         else                    /* mc_run_param0 != NULL && mc_run_param1 == NULL */
 647         {
 648             /* one argument */
 649             current_dir = (char *) mc_run_param0;
 650             other_dir = saved_other_dir;        /* from ini */
 651         }
 652     }
 653
 654     /* 1. Get current dir */
 655     original_dir = vfs_path_clone (vfs_get_raw_current_dir ());
 656
 657     /* 2. Create passive panel */
 658     if (other_dir != NULL)
 659     {
 660         vfs_path_t *vpath;
 661
 662         if (g_path_is_absolute (other_dir))
 663             vpath = vfs_path_from_str (other_dir);
 664         else
 665             vpath = vfs_path_append_new (original_dir, other_dir, (char *) NULL);
 666         mc_chdir (vpath);
 667         vfs_path_free (vpath);
 668     }
 669     set_display_type (other_index, other_mode);
 670
 671     /* 3. Create active panel */
 672     if (current_dir == NULL)
 673         mc_chdir (original_dir);
 674     else
 675     {
 676         vfs_path_t *vpath;
 677
 678         if (g_path_is_absolute (current_dir))
 679             vpath = vfs_path_from_str (current_dir);
 680         else
 681             vpath = vfs_path_append_new (original_dir, current_dir, (char *) NULL);
 682         mc_chdir (vpath);
 683         vfs_path_free (vpath);
 684     }
 685     set_display_type (current_index, current_mode);
 686
 687     if (startup_left_mode == view_listing)
 688         current_panel = left_panel;
 689     else if (right_panel != NULL)
 690         current_panel = right_panel;
 691     else
 692         current_panel = left_panel;
 693
 694     vfs_path_free (original_dir);
 695
 696 #ifdef ENABLE_VFS
 697     mc_event_add (MCEVENT_GROUP_CORE, "vfs_timestamp", check_other_panel_timestamp, NULL, NULL);
 698     mc_event_add (MCEVENT_GROUP_CORE, "vfs_timestamp", check_current_panel_timestamp, NULL, NULL);
 699 #endif /* ENABLE_VFS */
 700
 701     mc_event_add (MCEVENT_GROUP_CORE, "vfs_print_message", print_vfs_message, NULL, NULL);
 702
 703     /* Create the nice widgets */
 704     cmdline = command_new (0, 0, 0);
 705     the_prompt = label_new (0, 0, mc_prompt);
 706     the_prompt->transparent = 1;
 707     the_bar = buttonbar_new (mc_global.keybar_visible);
 708
 709     the_hint = label_new (0, 0, 0);
 710     the_hint->transparent = 1;
 711     the_hint->auto_adjust_cols = 0;
 712     WIDGET (the_hint)->cols = COLS;
 713
 714     the_menubar = menubar_new (0, 0, COLS, NULL, menubar_visible);
 715 }
 716
 717 /* --------------------------------------------------------------------------------------------- */
 718
 719 static void
 720 midnight_put_panel_path (WPanel * panel)
 721 {
 722     vfs_path_t *cwd_vpath;
 723     const char *cwd_vpath_str;
 724
 725     if (!command_prompt)
 726         return;
 727
 728 #ifdef HAVE_CHARSET
 729     cwd_vpath = remove_encoding_from_path (panel->cwd_vpath);
 730 #else
 731     cwd_vpath = vfs_path_clone (panel->cwd_vpath);
 732 #endif
 733
 734     cwd_vpath_str = vfs_path_as_str (cwd_vpath);
 735
 736     command_insert (cmdline, cwd_vpath_str, FALSE);
 737
 738     if (cwd_vpath_str[strlen (cwd_vpath_str) - 1] != PATH_SEP)
 739         command_insert (cmdline, PATH_SEP_STR, FALSE);
 740
 741     vfs_path_free (cwd_vpath);
 742 }
 743
 744 /* --------------------------------------------------------------------------------------------- */
 745
 746 static void
 747 put_link (WPanel * panel)
 748 {
 749     if (!command_prompt)
 750         return;
 751     if (S_ISLNK (selection (panel)->st.st_mode))
 752     {
 753         char buffer[MC_MAXPATHLEN];
 754         vfs_path_t *vpath;
 755         int i;
 756
 757         vpath = vfs_path_append_new (panel->cwd_vpath, selection (panel)->fname, NULL);
 758         i = mc_readlink (vpath, buffer, MC_MAXPATHLEN - 1);
 759         vfs_path_free (vpath);
 760
 761         if (i > 0)
 762         {
 763             buffer[i] = '\0';
 764             command_insert (cmdline, buffer, TRUE);
 765         }
 766     }
 767 }
 768
 769 /* --------------------------------------------------------------------------------------------- */
 770
 771 static void
 772 put_current_link (void)
 773 {
 774     put_link (current_panel);
 775 }
 776
 777 /* --------------------------------------------------------------------------------------------- */
 778
 779 static void
 780 put_other_link (void)
 781 {
 782     if (get_other_type () == view_listing)
 783         put_link (other_panel);
 784 }
 785
 786 /* --------------------------------------------------------------------------------------------- */
 787
 788 /** Insert the selected file name into the input line */
 789 static void
 790 put_prog_name (void)
 791 {
 792     char *tmp;
 793     if (!command_prompt)
 794         return;
 795
 796     if (get_current_type () == view_tree)
 797     {
 798         WTree *tree;
 799         vfs_path_t *selected_name;
 800
 801         tree = (WTree *) get_panel_widget (get_current_index ());
 802         selected_name = tree_selected_name (tree);
 803         tmp = g_strdup (vfs_path_as_str (selected_name));
 804     }
 805     else
 806         tmp = g_strdup (selection (current_panel)->fname);
 807
 808     command_insert (cmdline, tmp, TRUE);
 809     g_free (tmp);
 810 }
 811
 812 /* --------------------------------------------------------------------------------------------- */
 813
 814 static void
 815 put_tagged (WPanel * panel)
 816 {
 817     if (!command_prompt)
 818         return;
 819     input_disable_update (cmdline);
 820     if (panel->marked)
 821     {
 822         int i;
 823
 824         for (i = 0; i < panel->dir.len; i++)
 825         {
 826             if (panel->dir.list[i].f.marked)
 827                 command_insert (cmdline, panel->dir.list[i].fname, TRUE);
 828         }
 829     }
 830     else
 831     {
 832         command_insert (cmdline, panel->dir.list[panel->selected].fname, TRUE);
 833     }
 834     input_enable_update (cmdline);
 835 }
 836
 837 /* --------------------------------------------------------------------------------------------- */
 838
 839 static void
 840 put_current_tagged (void)
 841 {
 842     put_tagged (current_panel);
 843 }
 844
 845 /* --------------------------------------------------------------------------------------------- */
 846
 847 static void
 848 put_other_tagged (void)
 849 {
 850     if (get_other_type () == view_listing)
 851         put_tagged (other_panel);
 852 }
 853
 854 /* --------------------------------------------------------------------------------------------- */
 855
 856 static void
 857 ctl_x_cmd (void)
 858 {
 859     ctl_x_map_enabled = TRUE;
 860 }
 861
 862 /* --------------------------------------------------------------------------------------------- */
 863
 864 static void
 865 setup_mc (void)
 866 {
 867 #ifdef HAVE_SLANG
 868 #ifdef HAVE_CHARSET
 869     tty_display_8bit (TRUE);
 870 #else
 871     tty_display_8bit (mc_global.full_eight_bits != 0);
 872 #endif /* HAVE_CHARSET */
 873
 874 #else /* HAVE_SLANG */
 875
 876 #ifdef HAVE_CHARSET
 877     tty_display_8bit (TRUE);
 878 #else
 879     tty_display_8bit (mc_global.eight_bit_clean != 0);
 880 #endif /* HAVE_CHARSET */
 881 #endif /* HAVE_SLANG */
 882
 883 #ifdef ENABLE_SUBSHELL
 884     if (mc_global.tty.use_subshell)
 885         add_select_channel (mc_global.tty.subshell_pty, load_prompt, 0);
 886 #endif /* !ENABLE_SUBSHELL */
 887
 888     if ((tty_baudrate () < 9600) || mc_global.tty.slow_terminal)
 889         verbose = 0;
 890 }
 891
 892 /* --------------------------------------------------------------------------------------------- */
 893
 894 static void
 895 setup_dummy_mc (void)
 896 {
 897     vfs_path_t *vpath;
 898     char *d;
 899     int ret;
 900
 901     d = _vfs_get_cwd ();
 902     setup_mc ();
 903     vpath = vfs_path_from_str (d);
 904     ret = mc_chdir (vpath);
 905     (void) ret;
 906     vfs_path_free (vpath);
 907     g_free (d);
 908 }
 909
 910 /* --------------------------------------------------------------------------------------------- */
 911
 912 static void
 913 done_mc (void)
 914 {
 915     /* Setup shutdown
 916      *
 917      * We sync the profiles since the hotlist may have changed, while
 918      * we only change the setup data if we have the auto save feature set
 919      */
 920     char *curr_dir;
 921
 922     save_setup (auto_save_setup, panels_options.auto_save_setup);
 923
 924     curr_dir = vfs_get_current_dir ();
 925     vfs_stamp_path (curr_dir);
 926     g_free (curr_dir);
 927
 928     if ((current_panel != NULL) && (get_current_type () == view_listing))
 929         vfs_stamp_path (vfs_path_as_str (current_panel->cwd_vpath));
 930
 931     if ((other_panel != NULL) && (get_other_type () == view_listing))
 932         vfs_stamp_path (vfs_path_as_str (other_panel->cwd_vpath));
 933 }
 934
 935 /* --------------------------------------------------------------------------------------------- */
 936
 937 static void
 938 create_panels_and_run_mc (void)
 939 {
 940     midnight_dlg->get_shortcut = midnight_get_shortcut;
 941     midnight_dlg->get_title = midnight_get_title;
 942
 943     create_panels ();
 944
 945     add_widget (midnight_dlg, the_menubar);
 946     init_menu ();
 947
 948     add_widget (midnight_dlg, get_panel_widget (0));
 949     add_widget (midnight_dlg, get_panel_widget (1));
 950
 951     add_widget (midnight_dlg, the_hint);
 952     add_widget (midnight_dlg, cmdline);
 953     add_widget (midnight_dlg, the_prompt);
 954
 955     add_widget (midnight_dlg, the_bar);
 956     midnight_set_buttonbar (the_bar);
 957
 958     /* Run the Midnight Commander if no file was specified in the command line */
 959     dlg_run (midnight_dlg);
 960 }
 961
 962 /* --------------------------------------------------------------------------------------------- */
 963
 964 /** result must be free'd (I think this should go in util.c) */
 965 static vfs_path_t *
 966 prepend_cwd_on_local (const char *filename)
 967 {
 968     vfs_path_t *vpath;
 969
 970     vpath = vfs_path_from_str (filename);
 971     if (!vfs_file_is_local (vpath) || g_path_is_absolute (filename))
 972         return vpath;
 973
 974     vfs_path_free (vpath);
 975
 976     return vfs_path_append_new (vfs_get_raw_current_dir (), filename, NULL);
 977 }
 978
 979 /* --------------------------------------------------------------------------------------------- */
 980
 981 /** Invoke the internal view/edit routine with:
 982  * the default processing and forcing the internal viewer/editor
 983  */
 984 static gboolean
 985 mc_maybe_editor_or_viewer (void)
 986 {
 987     gboolean ret;
 988
 989     switch (mc_global.mc_run_mode)
 990     {
 991 #ifdef USE_INTERNAL_EDIT
 992     case MC_RUN_EDITOR:
 993         ret = edit_files ((GList *) mc_run_param0);
 994         break;
 995 #endif /* USE_INTERNAL_EDIT */
 996     case MC_RUN_VIEWER:
 997         {
 998             vfs_path_t *vpath = NULL;
 999
1000             if (mc_run_param0 != NULL && *(char *) mc_run_param0 != '\0')
1001                 vpath = prepend_cwd_on_local ((char *) mc_run_param0);
1002
1003             ret = view_file (vpath, 0, 1);
1004             vfs_path_free (vpath);
1005             break;
1006         }
1007 #ifdef USE_DIFF_VIEW
1008     case MC_RUN_DIFFVIEWER:
1009         ret = dview_diff_cmd (mc_run_param0, mc_run_param1);
1010         break;
1011 #endif /* USE_DIFF_VIEW */
1012     default:
1013         ret = FALSE;
1014     }
1015
1016     return ret;
1017 }
1018
1019 /* --------------------------------------------------------------------------------------------- */
1020
1021 static gboolean
1022 quit_cmd_internal (int quiet)
1023 {
1024     int q = quit;
1025     size_t n;
1026
1027     n = dialog_switch_num () - 1;
1028     if (n != 0)
1029     {
1030         char msg[BUF_MEDIUM];
1031
1032         g_snprintf (msg, sizeof (msg),
1033                     ngettext ("You have %zd opened screen. Quit anyway?",
1034                               "You have %zd opened screens. Quit anyway?", n), n);
1035
1036         if (query_dialog (_("The Midnight Commander"), msg, D_NORMAL, 2, _("&Yes"), _("&No")) != 0)
1037             return FALSE;
1038         q = 1;
1039     }
1040     else if (quiet || !confirm_exit)
1041         q = 1;
1042     else if (query_dialog (_("The Midnight Commander"),
1043                            _("Do you really want to quit the Midnight Commander?"),
1044                            D_NORMAL, 2, _("&Yes"), _("&No")) == 0)
1045         q = 1;
1046
1047     if (q != 0)
1048     {
1049 #ifdef ENABLE_SUBSHELL
1050         if (!mc_global.tty.use_subshell)
1051             stop_dialogs ();
1052         else if ((q = exit_subshell ()? 1 : 0) != 0)
1053 #endif
1054             stop_dialogs ();
1055     }
1056
1057     if (q != 0)
1058         quit |= 1;
1059     return (quit != 0);
1060 }
1061
1062 /* --------------------------------------------------------------------------------------------- */
1063
1064 static gboolean
1065 quit_cmd (void)
1066 {
1067     return quit_cmd_internal (0);
1068 }
1069
1070 /* --------------------------------------------------------------------------------------------- */
1071
1072 static void
1073 toggle_show_hidden (void)
1074 {
1075     panels_options.show_dot_files = !panels_options.show_dot_files;
1076     update_panels (UP_RELOAD, UP_KEEPSEL);
1077 }
1078
1079 /* --------------------------------------------------------------------------------------------- */
1080
1081 /**
1082  * Repaint the contents of the panels without frames.  To schedule panel
1083  * for repainting, set panel->dirty to 1.  There are many reasons why
1084  * the panels need to be repainted, and this is a costly operation, so
1085  * it's done once per event.
1086  */
1087
1088 static void
1089 update_dirty_panels (void)
1090 {
1091     if (get_current_type () == view_listing && current_panel->dirty)
1092         widget_redraw (WIDGET (current_panel));
1093
1094     if (get_other_type () == view_listing && other_panel->dirty)
1095         widget_redraw (WIDGET (other_panel));
1096 }
1097
1098 /* --------------------------------------------------------------------------------------------- */
1099
1100 static cb_ret_t
1101 midnight_execute_cmd (Widget * sender, unsigned long command)
1102 {
1103     cb_ret_t res = MSG_HANDLED;
1104
1105     (void) sender;
1106
1107     /* stop quick search before executing any command */
1108     send_message (current_panel, NULL, MSG_ACTION, CK_SearchStop, NULL);
1109
1110     switch (command)
1111     {
1112     case CK_HotListAdd:
1113         add2hotlist_cmd ();
1114         break;
1115     case CK_PanelListingChange:
1116         change_listing_cmd ();
1117         break;
1118     case CK_ChangeMode:
1119         chmod_cmd ();
1120         break;
1121     case CK_ChangeOwn:
1122         chown_cmd ();
1123         break;
1124     case CK_ChangeOwnAdvanced:
1125         chown_advanced_cmd ();
1126         break;
1127     case CK_CompareDirs:
1128         compare_dirs_cmd ();
1129         break;
1130     case CK_Options:
1131         configure_box ();
1132         break;
1133 #ifdef ENABLE_VFS
1134     case CK_OptionsVfs:
1135         configure_vfs ();
1136         break;
1137 #endif
1138     case CK_OptionsConfirm:
1139         confirm_box ();
1140         break;
1141     case CK_Copy:
1142         copy_cmd ();
1143         break;
1144     case CK_PutCurrentPath:
1145         midnight_put_panel_path (current_panel);
1146         break;
1147     case CK_PutCurrentLink:
1148         put_current_link ();
1149         break;
1150     case CK_PutCurrentTagged:
1151         put_current_tagged ();
1152         break;
1153     case CK_PutOtherPath:
1154         if (get_other_type () == view_listing)
1155             midnight_put_panel_path (other_panel);
1156         break;
1157     case CK_PutOtherLink:
1158         put_other_link ();
1159         break;
1160     case CK_PutOtherTagged:
1161         put_other_tagged ();
1162         break;
1163     case CK_Delete:
1164         delete_cmd ();
1165         break;
1166     case CK_ScreenList:
1167         dialog_switch_list ();
1168         break;
1169 #ifdef USE_DIFF_VIEW
1170     case CK_CompareFiles:
1171         diff_view_cmd ();
1172         break;
1173 #endif
1174     case CK_OptionsDisplayBits:
1175         display_bits_box ();
1176         break;
1177     case CK_Edit:
1178         edit_cmd ();
1179         break;
1180 #ifdef USE_INTERNAL_EDIT
1181     case CK_EditForceInternal:
1182         edit_cmd_force_internal ();
1183         break;
1184 #endif
1185     case CK_EditExtensionsFile:
1186         ext_cmd ();
1187         break;
1188     case CK_EditFileHighlightFile:
1189         edit_fhl_cmd ();
1190         break;
1191     case CK_EditUserMenu:
1192         edit_mc_menu_cmd ();
1193         break;
1194     case CK_LinkSymbolicEdit:
1195         edit_symlink_cmd ();
1196         break;
1197     case CK_ExternalPanelize:
1198         external_panelize ();
1199         break;
1200     case CK_Filter:
1201         filter_cmd ();
1202         break;
1203     case CK_ViewFiltered:
1204         view_filtered_cmd ();
1205         break;
1206     case CK_Find:
1207         find_cmd ();
1208         break;
1209 #ifdef ENABLE_VFS_FISH
1210     case CK_ConnectFish:
1211         fishlink_cmd ();
1212         break;
1213 #endif
1214 #ifdef ENABLE_VFS_FTP
1215     case CK_ConnectFtp:
1216         ftplink_cmd ();
1217         break;
1218 #endif
1219 #ifdef ENABLE_VFS_SFTP
1220     case CK_ConnectSftp:
1221         sftplink_cmd ();
1222         break;
1223 #endif
1224 #ifdef ENABLE_VFS_SMB
1225     case CK_ConnectSmb:
1226         smblink_cmd ();
1227         break;
1228 #endif /* ENABLE_VFS_SMB */
1229     case CK_Panelize:
1230         cd_panelize_cmd ();
1231         break;
1232     case CK_Help:
1233         help_cmd ();
1234         break;
1235     case CK_History:
1236         /* show the history of command line widget */
1237         send_message (cmdline, NULL, MSG_ACTION, CK_History, NULL);
1238         break;
1239     case CK_PanelInfo:
1240         if (sender == WIDGET (the_menubar))
1241             info_cmd ();        /* menu */
1242         else
1243             info_cmd_no_menu ();        /* shortcut or buttonbar */
1244         break;
1245 #ifdef ENABLE_BACKGROUND
1246     case CK_Jobs:
1247         jobs_cmd ();
1248         break;
1249 #endif
1250     case CK_OptionsLayout:
1251         layout_box ();
1252         break;
1253     case CK_LearnKeys:
1254         learn_keys ();
1255         break;
1256     case CK_Link:
1257         link_cmd (LINK_HARDLINK);
1258         break;
1259     case CK_PanelListing:
1260         listing_cmd ();
1261         break;
1262 #ifdef LISTMODE_EDITOR
1263     case CK_ListMode:
1264         listmode_cmd ();
1265         break;
1266 #endif
1267     case CK_Menu:
1268         menu_cmd ();
1269         break;
1270     case CK_MenuLastSelected:
1271         menu_last_selected_cmd ();
1272         break;
1273     case CK_MakeDir:
1274         mkdir_cmd ();
1275         break;
1276     case CK_OptionsPanel:
1277         panel_options_box ();
1278         break;
1279 #ifdef HAVE_CHARSET
1280     case CK_SelectCodepage:
1281         encoding_cmd ();
1282         break;
1283 #endif
1284     case CK_CdQuick:
1285         quick_cd_cmd ();
1286         break;
1287     case CK_HotList:
1288         hotlist_cmd ();
1289         break;
1290     case CK_PanelQuickView:
1291         if (sender == WIDGET (the_menubar))
1292             quick_view_cmd ();  /* menu */
1293         else
1294             quick_cmd_no_menu ();       /* shortcut or buttonabr */
1295         break;
1296     case CK_QuitQuiet:
1297         quiet_quit_cmd ();
1298         break;
1299     case CK_Quit:
1300         quit_cmd ();
1301         break;
1302     case CK_LinkSymbolicRelative:
1303         link_cmd (LINK_SYMLINK_RELATIVE);
1304         break;
1305     case CK_Move:
1306         rename_cmd ();
1307         break;
1308     case CK_Reread:
1309         reread_cmd ();
1310         break;
1311 #ifdef ENABLE_VFS
1312     case CK_VfsList:
1313         vfs_list ();
1314         break;
1315 #endif
1316     case CK_SelectInvert:
1317         select_invert_cmd ();
1318         break;
1319     case CK_SaveSetup:
1320         save_setup_cmd ();
1321         break;
1322     case CK_Select:
1323         select_cmd ();
1324         break;
1325     case CK_Shell:
1326         view_other_cmd ();
1327         break;
1328     case CK_DirSize:
1329         smart_dirsize_cmd ();
1330         break;
1331     case CK_Sort:
1332         sort_cmd ();
1333         break;
1334     case CK_ExtendedKeyMap:
1335         ctl_x_cmd ();
1336         break;
1337     case CK_Suspend:
1338         mc_event_raise (MCEVENT_GROUP_CORE, "suspend", NULL);
1339         break;
1340     case CK_Swap:
1341         swap_cmd ();
1342         break;
1343     case CK_LinkSymbolic:
1344         link_cmd (LINK_SYMLINK_ABSOLUTE);
1345         break;
1346     case CK_PanelListingSwitch:
1347         toggle_listing_cmd ();
1348         break;
1349     case CK_ShowHidden:
1350         toggle_show_hidden ();
1351         break;
1352     case CK_SplitVertHoriz:
1353         toggle_panels_split ();
1354         break;
1355     case CK_SplitEqual:
1356         panels_split_equal ();
1357         break;
1358     case CK_SplitMore:
1359         panels_split_more ();
1360         break;
1361     case CK_SplitLess:
1362         panels_split_less ();
1363         break;
1364     case CK_PanelTree:
1365         panel_tree_cmd ();
1366         break;
1367     case CK_Tree:
1368         treebox_cmd ();
1369         break;
1370 #ifdef ENABLE_VFS_UNDELFS
1371     case CK_Undelete:
1372         undelete_cmd ();
1373         break;
1374 #endif
1375     case CK_Unselect:
1376         unselect_cmd ();
1377         break;
1378     case CK_UserMenu:
1379         user_file_menu_cmd ();
1380         break;
1381     case CK_View:
1382         view_cmd ();
1383         break;
1384     case CK_ViewFile:
1385         view_file_cmd ();
1386         break;
1387     case CK_Cancel:
1388         /* don't close panels due to SIGINT */
1389         break;
1390     default:
1391         res = MSG_NOT_HANDLED;
1392     }
1393
1394     return res;
1395 }
1396
1397 /* --------------------------------------------------------------------------------------------- */
1398
1399 static cb_ret_t
1400 midnight_callback (Widget * w, Widget * sender, widget_msg_t msg, int parm, void *data)
1401 {
1402     unsigned long command;
1403
1404     switch (msg)
1405     {
1406     case MSG_INIT:
1407         panel_init ();
1408         setup_panels ();
1409         return MSG_HANDLED;
1410
1411     case MSG_DRAW:
1412         load_hint (1);
1413         /* We handle the special case of the output lines */
1414         if (mc_global.tty.console_flag != '\0' && output_lines)
1415             show_console_contents (output_start_y,
1416                                    LINES - output_lines - mc_global.keybar_visible -
1417                                    1, LINES - mc_global.keybar_visible - 1);
1418         return MSG_HANDLED;
1419
1420     case MSG_RESIZE:
1421         /* dlg_set_size() is surplus for this case */
1422         w->lines = LINES;
1423         w->cols = COLS;
1424         setup_panels ();
1425         menubar_arrange (the_menubar);
1426         return MSG_HANDLED;
1427
1428     case MSG_IDLE:
1429         /* We only need the first idle event to show user menu after start */
1430         widget_want_idle (w, FALSE);
1431
1432         if (boot_current_is_left)
1433             dlg_select_widget (get_panel_widget (0));
1434         else
1435             dlg_select_widget (get_panel_widget (1));
1436
1437         if (auto_menu)
1438             midnight_execute_cmd (NULL, CK_UserMenu);
1439         return MSG_HANDLED;
1440
1441     case MSG_KEY:
1442         if (ctl_x_map_enabled)
1443         {
1444             ctl_x_map_enabled = FALSE;
1445             command = keybind_lookup_keymap_command (main_x_map, parm);
1446             if (command != CK_IgnoreKey)
1447                 return midnight_execute_cmd (NULL, command);
1448         }
1449
1450         /* FIXME: should handle all menu shortcuts before this point */
1451         if (the_menubar->is_active)
1452             return MSG_NOT_HANDLED;
1453
1454         if (parm == '\t')
1455             input_free_completions (cmdline);
1456
1457         if (parm == '\n')
1458         {
1459             size_t i;
1460
1461             for (i = 0; cmdline->buffer[i] != '\0' &&
1462                  (cmdline->buffer[i] == ' ' || cmdline->buffer[i] == '\t'); i++)
1463                 ;
1464
1465             if (cmdline->buffer[i] != '\0')
1466             {
1467                 send_message (cmdline, NULL, MSG_KEY, parm, NULL);
1468                 return MSG_HANDLED;
1469             }
1470
1471             input_insert (cmdline, "", FALSE);
1472             cmdline->point = 0;
1473         }
1474
1475         /* Ctrl-Enter and Alt-Enter */
1476         if (((parm & ~(KEY_M_CTRL | KEY_M_ALT)) == '\n') && (parm & (KEY_M_CTRL | KEY_M_ALT)))
1477         {
1478             put_prog_name ();
1479             return MSG_HANDLED;
1480         }
1481
1482         /* Ctrl-Shift-Enter */
1483         if (parm == (KEY_M_CTRL | KEY_M_SHIFT | '\n'))
1484         {
1485             midnight_put_panel_path (current_panel);
1486             put_prog_name ();
1487             return MSG_HANDLED;
1488         }
1489
1490         if ((!mc_global.tty.alternate_plus_minus
1491              || !(mc_global.tty.console_flag != '\0' || mc_global.tty.xterm_flag)) && !quote
1492             && !current_panel->searching)
1493         {
1494             if (!only_leading_plus_minus)
1495             {
1496                 /* Special treatement, since the input line will eat them */
1497                 if (parm == '+')
1498                 {
1499                     select_cmd ();
1500                     return MSG_HANDLED;
1501                 }
1502
1503                 if (parm == '\\' || parm == '-')
1504                 {
1505                     unselect_cmd ();
1506                     return MSG_HANDLED;
1507                 }
1508
1509                 if (parm == '*')
1510                 {
1511                     select_invert_cmd ();
1512                     return MSG_HANDLED;
1513                 }
1514             }
1515             else if (!command_prompt || !cmdline->buffer[0])
1516             {
1517                 /* Special treatement '+', '-', '\', '*' only when this is
1518                  * first char on input line
1519                  */
1520
1521                 if (parm == '+')
1522                 {
1523                     select_cmd ();
1524                     return MSG_HANDLED;
1525                 }
1526
1527                 if (parm == '\\' || parm == '-')
1528                 {
1529                     unselect_cmd ();
1530                     return MSG_HANDLED;
1531                 }
1532
1533                 if (parm == '*')
1534                 {
1535                     select_invert_cmd ();
1536                     return MSG_HANDLED;
1537                 }
1538             }
1539         }
1540         return MSG_NOT_HANDLED;
1541
1542     case MSG_HOTKEY_HANDLED:
1543         if ((get_current_type () == view_listing) && current_panel->searching)
1544         {
1545             current_panel->dirty = 1;   /* FIXME: unneeded? */
1546             send_message (current_panel, NULL, MSG_ACTION, CK_SearchStop, NULL);
1547         }
1548         return MSG_HANDLED;
1549
1550     case MSG_UNHANDLED_KEY:
1551         {
1552             cb_ret_t v = MSG_NOT_HANDLED;
1553
1554             if (ctl_x_map_enabled)
1555             {
1556                 ctl_x_map_enabled = FALSE;
1557                 command = keybind_lookup_keymap_command (main_x_map, parm);
1558             }
1559             else
1560                 command = keybind_lookup_keymap_command (main_map, parm);
1561
1562             if (command != CK_IgnoreKey)
1563                 v = midnight_execute_cmd (NULL, command);
1564
1565             if (v == MSG_NOT_HANDLED && command_prompt)
1566                 v = send_message (cmdline, NULL, MSG_KEY, parm, NULL);
1567
1568             return v;
1569         }
1570
1571     case MSG_POST_KEY:
1572         if (!the_menubar->is_active)
1573             update_dirty_panels ();
1574         return MSG_HANDLED;
1575
1576     case MSG_ACTION:
1577         /* shortcut */
1578         if (sender == NULL)
1579             return midnight_execute_cmd (NULL, parm);
1580         /* message from menu */
1581         if (sender == WIDGET (the_menubar))
1582             return midnight_execute_cmd (sender, parm);
1583         /* message from buttonbar */
1584         if (sender == WIDGET (the_bar))
1585         {
1586             if (data != NULL)
1587                 return send_message (data, NULL, MSG_ACTION, parm, NULL);
1588             return midnight_execute_cmd (sender, parm);
1589         }
1590         return MSG_NOT_HANDLED;
1591
1592     case MSG_END:
1593         panel_deinit ();
1594         return MSG_HANDLED;
1595
1596     default:
1597         return dlg_default_callback (w, sender, msg, parm, data);
1598     }
1599 }
1600
1601 /* --------------------------------------------------------------------------------------------- */
1602
1603 static int
1604 midnight_event (Gpm_Event * event, void *data)
1605 {
1606     Widget *wh = WIDGET (data);
1607     int ret = MOU_UNHANDLED;
1608
1609     if (event->y == wh->y + 1)
1610     {
1611         /* menubar */
1612         if (menubar_visible || the_menubar->is_active)
1613             ret = WIDGET (the_menubar)->mouse (event, the_menubar);
1614         else
1615         {
1616             Widget *w;
1617
1618             w = get_panel_widget (0);
1619             if (w->mouse != NULL)
1620                 ret = w->mouse (event, w);
1621
1622             if (ret == MOU_UNHANDLED)
1623             {
1624                 w = get_panel_widget (1);
1625                 if (w->mouse != NULL)
1626                     ret = w->mouse (event, w);
1627             }
1628
1629             if (ret == MOU_UNHANDLED)
1630                 ret = WIDGET (the_menubar)->mouse (event, the_menubar);
1631         }
1632     }
1633
1634     return ret;
1635 }
1636
1637 /* --------------------------------------------------------------------------------------------- */
1638 /*** public functions ****************************************************************************/
1639 /* --------------------------------------------------------------------------------------------- */
1640
1641 void
1642 update_menu (void)
1643 {
1644     menu_set_name (left_menu, panels_layout.horizontal_split ? _("&Above") : _("&Left"));
1645     menu_set_name (right_menu, panels_layout.horizontal_split ? _("&Below") : _("&Right"));
1646     menubar_arrange (the_menubar);
1647     menubar_set_visible (the_menubar, menubar_visible);
1648 }
1649
1650 /* --------------------------------------------------------------------------------------------- */
1651
1652 void
1653 midnight_set_buttonbar (WButtonBar * b)
1654 {
1655     buttonbar_set_label (b, 1, Q_ ("ButtonBar|Help"), main_map, NULL);
1656     buttonbar_set_label (b, 2, Q_ ("ButtonBar|Menu"), main_map, NULL);
1657     buttonbar_set_label (b, 3, Q_ ("ButtonBar|View"), main_map, NULL);
1658     buttonbar_set_label (b, 4, Q_ ("ButtonBar|Edit"), main_map, NULL);
1659     buttonbar_set_label (b, 5, Q_ ("ButtonBar|Copy"), main_map, NULL);
1660     buttonbar_set_label (b, 6, Q_ ("ButtonBar|RenMov"), main_map, NULL);
1661     buttonbar_set_label (b, 7, Q_ ("ButtonBar|Mkdir"), main_map, NULL);
1662     buttonbar_set_label (b, 8, Q_ ("ButtonBar|Delete"), main_map, NULL);
1663     buttonbar_set_label (b, 9, Q_ ("ButtonBar|PullDn"), main_map, NULL);
1664     buttonbar_set_label (b, 10, Q_ ("ButtonBar|Quit"), main_map, NULL);
1665 }
1666
1667 /* --------------------------------------------------------------------------------------------- */
1668 /**
1669  * Load new hint and display it.
1670  * IF force is not 0, ignore the timeout.
1671  */
1672
1673 void
1674 load_hint (gboolean force)
1675 {
1676     char *hint;
1677
1678     if (WIDGET (the_hint)->owner == NULL)
1679         return;
1680
1681     if (!mc_global.message_visible)
1682     {
1683         label_set_text (the_hint, NULL);
1684         return;
1685     }
1686
1687     hint = get_random_hint (force);
1688
1689     if (hint != NULL)
1690     {
1691         if (*hint != '\0')
1692             set_hintbar (hint);
1693         g_free (hint);
1694     }
1695     else
1696     {
1697         char text[BUF_SMALL];
1698
1699         g_snprintf (text, sizeof (text), _("GNU Midnight Commander %s\n"), VERSION);
1700         set_hintbar (text);
1701     }
1702 }
1703
1704 /* --------------------------------------------------------------------------------------------- */
1705
1706 void
1707 change_panel (void)
1708 {
1709     input_free_completions (cmdline);
1710     dlg_one_down (midnight_dlg);
1711 }
1712
1713 /* --------------------------------------------------------------------------------------------- */
1714
1715 /** Save current stat of directories to avoid reloading the panels
1716  * when no modifications have taken place
1717  */
1718 void
1719 save_cwds_stat (void)
1720 {
1721     if (panels_options.fast_reload)
1722     {
1723         mc_stat (current_panel->cwd_vpath, &(current_panel->dir_stat));
1724         if (get_other_type () == view_listing)
1725             mc_stat (other_panel->cwd_vpath, &(other_panel->dir_stat));
1726     }
1727 }
1728
1729 /* --------------------------------------------------------------------------------------------- */
1730
1731 gboolean
1732 quiet_quit_cmd (void)
1733 {
1734     print_last_revert = TRUE;
1735     return quit_cmd_internal (1);
1736 }
1737
1738 /* --------------------------------------------------------------------------------------------- */
1739
1740 /** Run the main dialog that occupies the whole screen */
1741 gboolean
1742 do_nc (void)
1743 {
1744     gboolean ret;
1745
1746     dlg_colors_t midnight_colors;
1747
1748     midnight_colors[DLG_COLOR_NORMAL] = mc_skin_color_get ("dialog", "_default_");
1749     midnight_colors[DLG_COLOR_FOCUS] = mc_skin_color_get ("dialog", "focus");
1750     midnight_colors[DLG_COLOR_HOT_NORMAL] = mc_skin_color_get ("dialog", "hotnormal");
1751     midnight_colors[DLG_COLOR_HOT_FOCUS] = mc_skin_color_get ("dialog", "hotfocus");
1752     midnight_colors[DLG_COLOR_TITLE] = mc_skin_color_get ("dialog", "title");
1753
1754 #ifdef USE_INTERNAL_EDIT
1755     edit_stack_init ();
1756 #endif
1757
1758     midnight_dlg = dlg_create (FALSE, 0, 0, LINES, COLS, midnight_colors, midnight_callback,
1759                                midnight_event, "[main]", NULL, DLG_NONE);
1760
1761     /* Check if we were invoked as an editor or file viewer */
1762     if (mc_global.mc_run_mode != MC_RUN_FULL)
1763     {
1764         setup_dummy_mc ();
1765         ret = mc_maybe_editor_or_viewer ();
1766     }
1767     else
1768     {
1769         /* We only need the first idle event to show user menu after start */
1770         widget_want_idle (WIDGET (midnight_dlg), TRUE);
1771
1772         setup_mc ();
1773         mc_filehighlight = mc_fhl_new (TRUE);
1774         create_panels_and_run_mc ();
1775         mc_fhl_free (&mc_filehighlight);
1776
1777         ret = TRUE;
1778
1779         /* dlg_destroy destroys even current_panel->cwd_vpath, so we have to save a copy :) */
1780         if (mc_args__last_wd_file != NULL && vfs_current_is_local ())
1781             last_wd_string = g_strdup (vfs_path_as_str (current_panel->cwd_vpath));
1782
1783         /* don't handle VFS timestamps for dirs opened in panels */
1784         mc_event_destroy (MCEVENT_GROUP_CORE, "vfs_timestamp");
1785
1786         dir_list_clean (&panelized_panel.list);
1787     }
1788
1789     /* Program end */
1790     mc_global.midnight_shutdown = TRUE;
1791     dialog_switch_shutdown ();
1792     done_mc ();
1793     dlg_destroy (midnight_dlg);
1794     current_panel = NULL;
1795
1796 #ifdef USE_INTERNAL_EDIT
1797     edit_stack_free ();
1798 #endif
1799
1800     if ((quit & SUBSHELL_EXIT) == 0)
1801         clr_scr ();
1802
1803     return ret;
1804 }
1805
1806 /* --------------------------------------------------------------------------------------------- */