src/screen.c

   1 /*
   2  * (c) 2004 by Kalle Wallin <kaw@linux.se>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software
  15  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  16  *
  17  */
  18
  19 #include "screen.h"
  20 #include "screen_list.h"
  21 #include "screen_utils.h"
  22 #include "config.h"
  23 #include "i18n.h"
  24 #include "hscroll.h"
  25 #include "charset.h"
  26 #include "mpdclient.h"
  27 #include "utils.h"
  28 #include "options.h"
  29 #include "colors.h"
  30 #include "strfsong.h"
  31
  32 #include <stdlib.h>
  33 #include <unistd.h>
  34 #include <stdarg.h>
  35 #include <string.h>
  36 #include <time.h>
  37 #include <locale.h>
  38
  39 #ifndef NCMPC_MINI
  40 /** welcome message time [s] */
  41 static const GTime SCREEN_WELCOME_TIME = 10;
  42 #endif
  43
  44 /** status message time [s] */
  45 static const GTime SCREEN_STATUS_MESSAGE_TIME = 3;
  46
  47 /* minumum window size */
  48 static const int SCREEN_MIN_COLS = 14;
  49 static const int SCREEN_MIN_ROWS = 5;
  50
  51 /* screens */
  52
  53 #ifndef NCMPC_MINI
  54 static gboolean welcome = TRUE;
  55 #endif
  56
  57 struct screen screen;
  58 static const struct screen_functions *mode_fn = &screen_playlist;
  59 static int seek_id = -1;
  60 static int seek_target_time = 0;
  61
  62 gboolean
  63 screen_is_visible(const struct screen_functions *sf)
  64 {
  65         return sf == mode_fn;
  66 }
  67
  68 void
  69 screen_switch(const struct screen_functions *sf, struct mpdclient *c)
  70 {
  71         assert(sf != NULL);
  72
  73         if (sf == mode_fn)
  74                 return;
  75
  76         /* close the old mode */
  77         if (mode_fn->close != NULL)
  78                 mode_fn->close();
  79
  80         /* get functions for the new mode */
  81         mode_fn = sf;
  82
  83         /* open the new mode */
  84         if (mode_fn->open != NULL)
  85                 mode_fn->open(c);
  86
  87         screen_paint(c);
  88 }
  89
  90 static int
  91 find_configured_screen(const char *name)
  92 {
  93         unsigned i;
  94
  95         for (i = 0; options.screen_list[i] != NULL; ++i)
  96                 if (strcmp(options.screen_list[i], name) == 0)
  97                         return i;
  98
  99         return -1;
 100 }
 101
 102 static void
 103 screen_next_mode(mpdclient_t *c, int offset)
 104 {
 105         int max = g_strv_length(options.screen_list);
 106         int current, next;
 107         const struct screen_functions *sf;
 108
 109         /* find current screen */
 110         current = find_configured_screen(screen_get_name(mode_fn));
 111         next = current + offset;
 112         if (next<0)
 113                 next = max-1;
 114         else if (next>=max)
 115                 next = 0;
 116
 117         sf = screen_lookup_name(options.screen_list[next]);
 118         if (sf != NULL)
 119                 screen_switch(sf, c);
 120 }
 121
 122 #ifndef NCMPC_MINI
 123 static void
 124 print_hotkey(WINDOW *w, command_t cmd, const char *label)
 125 {
 126         colors_use(w, COLOR_TITLE_BOLD);
 127         waddstr(w, get_key_names(cmd, FALSE));
 128         colors_use(w, COLOR_TITLE);
 129         waddch(w, ':');
 130         waddstr(w, label);
 131         waddch(w, ' ');
 132         waddch(w, ' ');
 133 }
 134 #endif
 135
 136 static void
 137 paint_top_window2(const char *header, mpdclient_t *c)
 138 {
 139         char flags[5];
 140         WINDOW *w = screen.top_window.w;
 141         char buf[32];
 142
 143         if (header[0]) {
 144                 colors_use(w, COLOR_TITLE_BOLD);
 145                 mvwaddstr(w, 0, 0, header);
 146 #ifndef NCMPC_MINI
 147         } else {
 148 #ifdef ENABLE_HELP_SCREEN
 149                 print_hotkey(w, CMD_SCREEN_HELP, _("Help"));
 150 #endif
 151                 print_hotkey(w, CMD_SCREEN_PLAY, _("Playlist"));
 152                 print_hotkey(w, CMD_SCREEN_FILE, _("Browse"));
 153 #ifdef ENABLE_ARTIST_SCREEN
 154                 print_hotkey(w, CMD_SCREEN_ARTIST, _("Artist"));
 155 #endif
 156 #ifdef ENABLE_SEARCH_SCREEN
 157                 print_hotkey(w, CMD_SCREEN_SEARCH, _("Search"));
 158 #endif
 159 #ifdef ENABLE_LYRICS_SCREEN
 160                 print_hotkey(w, CMD_SCREEN_LYRICS, _("Lyrics"));
 161 #endif
 162 #ifdef ENABLE_OUTPUTS_SCREEN
 163                 print_hotkey(w, CMD_SCREEN_OUTPUTS, _("Outputs"));
 164 #endif
 165 #endif
 166         }
 167
 168         if (c->status == NULL || c->status->volume == MPD_STATUS_NO_VOLUME) {
 169                 g_snprintf(buf, 32, _("Volume n/a "));
 170         } else {
 171                 g_snprintf(buf, 32, _(" Volume %d%%"), c->status->volume);
 172         }
 173         colors_use(w, COLOR_TITLE);
 174         mvwaddstr(w, 0, screen.top_window.cols - utf8_width(buf), buf);
 175
 176         flags[0] = 0;
 177         if (c->status != NULL) {
 178                 if (c->status->repeat)
 179                         g_strlcat(flags, "r", sizeof(flags));
 180                 if (c->status->random)
 181                         g_strlcat(flags, "z", sizeof(flags));;
 182                 if (c->status->crossfade)
 183                         g_strlcat(flags, "x", sizeof(flags));
 184                 if (c->status->updatingDb)
 185                         g_strlcat(flags, "U", sizeof(flags));
 186         }
 187
 188         colors_use(w, COLOR_LINE);
 189         mvwhline(w, 1, 0, ACS_HLINE, screen.top_window.cols);
 190         if (flags[0]) {
 191                 wmove(w,1,screen.top_window.cols-strlen(flags)-3);
 192                 waddch(w, '[');
 193                 colors_use(w, COLOR_LINE_BOLD);
 194                 waddstr(w, flags);
 195                 colors_use(w, COLOR_LINE);
 196                 waddch(w, ']');
 197         }
 198         wnoutrefresh(w);
 199 }
 200
 201 static void
 202 paint_top_window(const char *header, mpdclient_t *c, int full_repaint)
 203 {
 204         static int prev_volume = -1;
 205         static unsigned prev_header_len = -1;
 206         WINDOW *w = screen.top_window.w;
 207
 208         if (prev_header_len != utf8_width(header)) {
 209                 prev_header_len = utf8_width(header);
 210                 full_repaint = 1;
 211         }
 212
 213         if (full_repaint) {
 214                 wmove(w, 0, 0);
 215                 wclrtoeol(w);
 216         }
 217
 218         if ((c->status != NULL && prev_volume != c->status->volume) ||
 219             full_repaint)
 220                 paint_top_window2(header, c);
 221 }
 222
 223 static void
 224 paint_progress_window(mpdclient_t *c)
 225 {
 226         double p;
 227         int width;
 228         int elapsedTime;
 229
 230         if (c->status==NULL || IS_STOPPED(c->status->state)) {
 231                 mvwhline(screen.progress_window.w, 0, 0, ACS_HLINE,
 232                          screen.progress_window.cols);
 233                 wnoutrefresh(screen.progress_window.w);
 234                 return;
 235         }
 236
 237         if (c->song && seek_id == c->song->id)
 238                 elapsedTime = seek_target_time;
 239         else
 240                 elapsedTime = c->status->elapsedTime;
 241
 242         p = ((double) elapsedTime) / ((double) c->status->totalTime);
 243
 244         width = (int) (p * (double) screen.progress_window.cols);
 245         mvwhline(screen.progress_window.w,
 246                  0, 0,
 247                  ACS_HLINE,
 248                  screen.progress_window.cols);
 249         whline(screen.progress_window.w, '=', width-1);
 250         mvwaddch(screen.progress_window.w, 0, width-1, 'O');
 251         wnoutrefresh(screen.progress_window.w);
 252 }
 253
 254 static void
 255 paint_status_window(mpdclient_t *c)
 256 {
 257         WINDOW *w = screen.status_window.w;
 258         mpd_Status *status = c->status;
 259         mpd_Song *song = c->song;
 260         int elapsedTime = 0;
 261 #ifdef NCMPC_MINI
 262         static char bitrate[1];
 263 #else
 264         char bitrate[16];
 265 #endif
 266         const char *str = NULL;
 267         int x = 0;
 268
 269         if( time(NULL) - screen.status_timestamp <= SCREEN_STATUS_MESSAGE_TIME )
 270                 return;
 271
 272         wmove(w, 0, 0);
 273         wclrtoeol(w);
 274         colors_use(w, COLOR_STATUS_BOLD);
 275
 276         switch (status == NULL ? MPD_STATUS_STATE_STOP : status->state) {
 277         case MPD_STATUS_STATE_PLAY:
 278                 str = _("Playing:");
 279                 break;
 280         case MPD_STATUS_STATE_PAUSE:
 281                 str = _("[Paused]");
 282                 break;
 283         case MPD_STATUS_STATE_STOP:
 284         default:
 285                 break;
 286         }
 287
 288         if (str) {
 289                 waddstr(w, str);
 290                 x += utf8_width(str) + 1;
 291         }
 292
 293         /* create time string */
 294         memset(screen.buf, 0, screen.buf_size);
 295         if (status != NULL && (IS_PLAYING(status->state) ||
 296                                IS_PAUSED(status->state))) {
 297                 if (status->totalTime > 0) {
 298                         /*checks the conf to see whether to display elapsed or remaining time */
 299                         if(!strcmp(options.timedisplay_type,"elapsed"))
 300                                 elapsedTime = c->status->elapsedTime;
 301                         else if(!strcmp(options.timedisplay_type,"remaining"))
 302                                 elapsedTime = (c->status->totalTime - c->status->elapsedTime);
 303
 304                         if( c->song && seek_id == c->song->id )
 305                                 elapsedTime = seek_target_time;
 306
 307                         /* display bitrate if visible-bitrate is true */
 308 #ifndef NCMPC_MINI
 309                         if (options.visible_bitrate) {
 310                                 g_snprintf(bitrate, 16,
 311                                            " [%d kbps]", status->bitRate);
 312                         } else {
 313                                 bitrate[0] = '\0';
 314                         }
 315 #endif
 316
 317                         /*write out the time, using hours if time over 60 minutes*/
 318                         if (c->status->totalTime > 3600) {
 319                                 g_snprintf(screen.buf, screen.buf_size,
 320                                            "%s [%i:%02i:%02i/%i:%02i:%02i]",
 321                                            bitrate, elapsedTime/3600, (elapsedTime%3600)/60, elapsedTime%60,
 322                                            status->totalTime/3600, (status->totalTime%3600)/60,  status->totalTime%60);
 323                         } else {
 324                                 g_snprintf(screen.buf, screen.buf_size,
 325                                            "%s [%i:%02i/%i:%02i]",
 326                                            bitrate, elapsedTime/60, elapsedTime%60,
 327                                            status->totalTime/60,   status->totalTime%60 );
 328                         }
 329 #ifndef NCMPC_MINI
 330                 } else {
 331                         g_snprintf(screen.buf, screen.buf_size,
 332                                    " [%d kbps]", status->bitRate );
 333 #endif
 334                 }
 335 #ifndef NCMPC_MINI
 336         } else {
 337                 time_t timep;
 338
 339                 time(&timep);
 340                 strftime(screen.buf, screen.buf_size, "%X ",localtime(&timep));
 341 #endif
 342         }
 343
 344         /* display song */
 345         if (status != NULL && (IS_PLAYING(status->state) ||
 346                                IS_PAUSED(status->state))) {
 347                 char songname[MAX_SONGNAME_LENGTH];
 348 #ifndef NCMPC_MINI
 349                 int width = COLS - x - utf8_width(screen.buf);
 350 #endif
 351
 352                 if (song)
 353                         strfsong(songname, MAX_SONGNAME_LENGTH,
 354                                  options.status_format, song);
 355                 else
 356                         songname[0] = '\0';
 357
 358                 colors_use(w, COLOR_STATUS);
 359                 /* scroll if the song name is to long */
 360 #ifndef NCMPC_MINI
 361                 if (options.scroll && utf8_width(songname) > (unsigned)width) {
 362                         static  scroll_state_t st = { 0, 0 };
 363                         char *tmp = strscroll(songname, options.scroll_sep, width, &st);
 364
 365                         g_strlcpy(songname, tmp, MAX_SONGNAME_LENGTH);
 366                         g_free(tmp);
 367                 }
 368 #endif
 369                 //mvwaddnstr(w, 0, x, songname, width);
 370                 mvwaddstr(w, 0, x, songname);
 371         }
 372
 373         /* display time string */
 374         if (screen.buf[0]) {
 375                 x = screen.status_window.cols - strlen(screen.buf);
 376                 colors_use(w, COLOR_STATUS_TIME);
 377                 mvwaddstr(w, 0, x, screen.buf);
 378         }
 379
 380         wnoutrefresh(w);
 381 }
 382
 383 void
 384 screen_exit(void)
 385 {
 386         if (mode_fn->close != NULL)
 387                 mode_fn->close();
 388
 389         screen_list_exit();
 390
 391         string_list_free(screen.find_history);
 392         g_free(screen.buf);
 393         g_free(screen.findbuf);
 394 }
 395
 396 void
 397 screen_resize(struct mpdclient *c)
 398 {
 399         if (COLS<SCREEN_MIN_COLS || LINES<SCREEN_MIN_ROWS) {
 400                 screen_exit();
 401                 fprintf(stderr, "%s", _("Error: Screen too small"));
 402                 exit(EXIT_FAILURE);
 403         }
 404
 405         resizeterm(LINES, COLS);
 406
 407         screen.cols = COLS;
 408         screen.rows = LINES;
 409
 410         /* top window */
 411         screen.top_window.cols = screen.cols;
 412         wresize(screen.top_window.w, 2, screen.cols);
 413
 414         /* main window */
 415         screen.main_window.cols = screen.cols;
 416         screen.main_window.rows = screen.rows-4;
 417         wresize(screen.main_window.w, screen.main_window.rows, screen.cols);
 418         wclear(screen.main_window.w);
 419
 420         /* progress window */
 421         screen.progress_window.cols = screen.cols;
 422         wresize(screen.progress_window.w, 1, screen.cols);
 423         mvwin(screen.progress_window.w, screen.rows-2, 0);
 424
 425         /* status window */
 426         screen.status_window.cols = screen.cols;
 427         wresize(screen.status_window.w, 1, screen.cols);
 428         mvwin(screen.status_window.w, screen.rows-1, 0);
 429
 430         screen.buf_size = screen.cols;
 431         g_free(screen.buf);
 432         screen.buf = g_malloc(screen.cols);
 433
 434         /* resize all screens */
 435         screen_list_resize(screen.main_window.cols, screen.main_window.rows);
 436
 437         /* ? - without this the cursor becomes visible with aterm & Eterm */
 438         curs_set(1);
 439         curs_set(0);
 440
 441         screen_paint(c);
 442 }
 443
 444 void
 445 screen_status_message(const char *msg)
 446 {
 447         WINDOW *w = screen.status_window.w;
 448
 449         wmove(w, 0, 0);
 450         wclrtoeol(w);
 451         colors_use(w, COLOR_STATUS_ALERT);
 452         waddstr(w, msg);
 453         wnoutrefresh(w);
 454         screen.status_timestamp = time(NULL);
 455 }
 456
 457 void
 458 screen_status_printf(const char *format, ...)
 459 {
 460         char *msg;
 461         va_list ap;
 462
 463         va_start(ap,format);
 464         msg = g_strdup_vprintf(format,ap);
 465         va_end(ap);
 466         screen_status_message(msg);
 467         g_free(msg);
 468 }
 469
 470 void
 471 screen_init(mpdclient_t *c)
 472 {
 473         if (COLS < SCREEN_MIN_COLS || LINES < SCREEN_MIN_ROWS) {
 474                 fprintf(stderr, "%s\n", _("Error: Screen too small"));
 475                 exit(EXIT_FAILURE);
 476         }
 477
 478         screen.cols = COLS;
 479         screen.rows = LINES;
 480
 481         screen.buf  = g_malloc(screen.cols);
 482         screen.buf_size = screen.cols;
 483         screen.findbuf = NULL;
 484         screen.start_timestamp = time(NULL);
 485         screen.last_cmd = CMD_NONE;
 486
 487         /* create top window */
 488         screen.top_window.rows = 2;
 489         screen.top_window.cols = screen.cols;
 490         screen.top_window.w = newwin(screen.top_window.rows,
 491                                       screen.top_window.cols,
 492                                       0, 0);
 493         leaveok(screen.top_window.w, TRUE);
 494         keypad(screen.top_window.w, TRUE);
 495
 496         /* create main window */
 497         screen.main_window.rows = screen.rows-4;
 498         screen.main_window.cols = screen.cols;
 499         screen.main_window.w = newwin(screen.main_window.rows,
 500                                        screen.main_window.cols,
 501                                        2,
 502                                        0);
 503
 504         //  leaveok(screen.main_window.w, TRUE); temporary disabled
 505         keypad(screen.main_window.w, TRUE);
 506
 507         /* create progress window */
 508         screen.progress_window.rows = 1;
 509         screen.progress_window.cols = screen.cols;
 510         screen.progress_window.w = newwin(screen.progress_window.rows,
 511                                            screen.progress_window.cols,
 512                                            screen.rows-2,
 513                                            0);
 514         leaveok(screen.progress_window.w, TRUE);
 515
 516         /* create status window */
 517         screen.status_window.rows = 1;
 518         screen.status_window.cols = screen.cols;
 519         screen.status_window.w = newwin(screen.status_window.rows,
 520                                          screen.status_window.cols,
 521                                          screen.rows-1,
 522                                          0);
 523
 524         leaveok(screen.status_window.w, FALSE);
 525         keypad(screen.status_window.w, TRUE);
 526
 527 #ifdef ENABLE_COLORS
 528         if (options.enable_colors) {
 529                 /* set background attributes */
 530                 wbkgd(stdscr, COLOR_PAIR(COLOR_LIST));
 531                 wbkgd(screen.main_window.w,     COLOR_PAIR(COLOR_LIST));
 532                 wbkgd(screen.top_window.w,      COLOR_PAIR(COLOR_TITLE));
 533                 wbkgd(screen.progress_window.w, COLOR_PAIR(COLOR_PROGRESSBAR));
 534                 wbkgd(screen.status_window.w,   COLOR_PAIR(COLOR_STATUS));
 535                 colors_use(screen.progress_window.w, COLOR_PROGRESSBAR);
 536         }
 537 #endif
 538
 539         refresh();
 540
 541         /* initialize screens */
 542         screen_list_init(screen.main_window.w,
 543                          screen.main_window.cols, screen.main_window.rows);
 544
 545         if (mode_fn->open != NULL)
 546                 mode_fn->open(c);
 547 }
 548
 549 void
 550 screen_paint(mpdclient_t *c)
 551 {
 552         const char *title = NULL;
 553
 554         if (mode_fn->get_title != NULL)
 555                 title = mode_fn->get_title(screen.buf, screen.buf_size);
 556
 557         /* paint the title/header window */
 558         if( title )
 559                 paint_top_window(title, c, 1);
 560         else
 561                 paint_top_window("", c, 1);
 562
 563         /* paint the main window */
 564         wclear(screen.main_window.w);
 565         if (mode_fn->paint != NULL)
 566                 mode_fn->paint();
 567
 568         paint_progress_window(c);
 569         paint_status_window(c);
 570         wmove(screen.main_window.w, 0, 0);
 571         wnoutrefresh(screen.main_window.w);
 572
 573         /* tell curses to update */
 574         doupdate();
 575 }
 576
 577 void
 578 screen_update(mpdclient_t *c)
 579 {
 580 #ifndef NCMPC_MINI
 581         static int repeat = -1;
 582         static int random_enabled = -1;
 583         static int crossfade = -1;
 584         static int dbupdate = -1;
 585
 586         /* print a message if mpd status has changed */
 587         if (c->status != NULL) {
 588                 if (repeat < 0) {
 589                         repeat = c->status->repeat;
 590                         random_enabled = c->status->random;
 591                         crossfade = c->status->crossfade;
 592                         dbupdate = c->status->updatingDb;
 593                 }
 594
 595                 if (repeat != c->status->repeat)
 596                         screen_status_printf(c->status->repeat ?
 597                                              _("Repeat is on") :
 598                                              _("Repeat is off"));
 599
 600                 if (random_enabled != c->status->random)
 601                         screen_status_printf(c->status->random ?
 602                                              _("Random is on") :
 603                                              _("Random is off"));
 604
 605                 if (crossfade != c->status->crossfade)
 606                         screen_status_printf(_("Crossfade %d seconds"), c->status->crossfade);
 607
 608                 if (dbupdate && dbupdate != c->status->updatingDb) {
 609                         screen_status_printf(_("Database updated"));
 610                         mpdclient_browse_callback(c, BROWSE_DB_UPDATED, NULL);
 611                 }
 612
 613                 repeat = c->status->repeat;
 614                 random_enabled = c->status->random;
 615                 crossfade = c->status->crossfade;
 616                 dbupdate = c->status->updatingDb;
 617         }
 618
 619         /* update title/header window */
 620         if (welcome && options.welcome_screen_list &&
 621             screen.last_cmd==CMD_NONE &&
 622             time(NULL)-screen.start_timestamp <= SCREEN_WELCOME_TIME)
 623                 paint_top_window("", c, 0);
 624         else
 625 #endif
 626         if (mode_fn->get_title != NULL) {
 627                 paint_top_window(mode_fn->get_title(screen.buf,screen.buf_size), c, 0);
 628 #ifndef NCMPC_MINI
 629                 welcome = FALSE;
 630 #endif
 631         } else
 632                 paint_top_window("", c, 0);
 633
 634         /* update the main window */
 635         if (mode_fn->update != NULL)
 636                 mode_fn->update(c);
 637
 638         /* update progress window */
 639         paint_progress_window(c);
 640
 641         /* update status window */
 642         paint_status_window(c);
 643
 644         /* move the cursor to the origin */
 645         wmove(screen.main_window.w, 0, 0);
 646         wnoutrefresh(screen.main_window.w);
 647
 648         /* tell curses to update */
 649         doupdate();
 650 }
 651
 652 void
 653 screen_idle(mpdclient_t *c)
 654 {
 655         if (c->song && seek_id == c->song->id &&
 656             (screen.last_cmd == CMD_SEEK_FORWARD ||
 657              screen.last_cmd == CMD_SEEK_BACKWARD))
 658                 mpdclient_cmd_seek(c, seek_id, seek_target_time);
 659
 660         screen.last_cmd = CMD_NONE;
 661         seek_id = -1;
 662 }
 663
 664 #ifdef HAVE_GETMOUSE
 665 int
 666 screen_get_mouse_event(mpdclient_t *c, unsigned long *bstate, int *row)
 667 {
 668         MEVENT event;
 669
 670         /* retreive the mouse event from ncurses */
 671         getmouse(&event);
 672         /* calculate the selected row in the list window */
 673         *row = event.y - screen.top_window.rows;
 674         /* copy button state bits */
 675         *bstate = event.bstate;
 676         /* if button 2 was pressed switch screen */
 677         if (event.bstate & BUTTON2_CLICKED) {
 678                 screen_cmd(c, CMD_SCREEN_NEXT);
 679                 return 1;
 680         }
 681
 682         return 0;
 683 }
 684 #endif
 685
 686 static int
 687 screen_client_cmd(mpdclient_t *c, command_t cmd)
 688 {
 689         if (c->connection == NULL || c->status == NULL)
 690                 return 0;
 691
 692         switch(cmd) {
 693                 /*
 694         case CMD_PLAY:
 695                 mpdclient_cmd_play(c, MPD_PLAY_AT_BEGINNING);
 696                 break;
 697                 */
 698         case CMD_PAUSE:
 699                 mpdclient_cmd_pause(c, !IS_PAUSED(c->status->state));
 700                 break;
 701         case CMD_STOP:
 702                 mpdclient_cmd_stop(c);
 703                 break;
 704         case CMD_CROP:
 705                 mpdclient_cmd_crop(c);
 706                 break;
 707         case CMD_SEEK_FORWARD:
 708                 if (!IS_STOPPED(c->status->state)) {
 709                         if (c->song && seek_id != c->song->id) {
 710                                 seek_id = c->song->id;
 711                                 seek_target_time = c->status->elapsedTime;
 712                         }
 713                         seek_target_time+=options.seek_time;
 714                         if (seek_target_time < c->status->totalTime)
 715                                 break;
 716                         seek_target_time = c->status->totalTime;
 717                         /* seek_target_time=0; */
 718                 }
 719                 break;
 720                 /* fall through... */
 721         case CMD_TRACK_NEXT:
 722                 if (!IS_STOPPED(c->status->state))
 723                         mpdclient_cmd_next(c);
 724                 break;
 725         case CMD_SEEK_BACKWARD:
 726                 if (!IS_STOPPED(c->status->state)) {
 727                         if (seek_id != c->song->id) {
 728                                 seek_id = c->song->id;
 729                                 seek_target_time = c->status->elapsedTime;
 730                         }
 731                         seek_target_time-=options.seek_time;
 732                         if (seek_target_time < 0)
 733                                 seek_target_time=0;
 734                 }
 735                 break;
 736         case CMD_TRACK_PREVIOUS:
 737                 if (!IS_STOPPED(c->status->state))
 738                         mpdclient_cmd_prev(c);
 739                 break;
 740         case CMD_SHUFFLE:
 741                 if (mpdclient_cmd_shuffle(c) == 0)
 742                         screen_status_message(_("Shuffled playlist"));
 743                 break;
 744         case CMD_CLEAR:
 745                 if (mpdclient_cmd_clear(c) == 0)
 746                         screen_status_message(_("Cleared playlist"));
 747                 break;
 748         case CMD_REPEAT:
 749                 mpdclient_cmd_repeat(c, !c->status->repeat);
 750                 break;
 751         case CMD_RANDOM:
 752                 mpdclient_cmd_random(c, !c->status->random);
 753                 break;
 754         case CMD_CROSSFADE:
 755                 if (c->status->crossfade)
 756                         mpdclient_cmd_crossfade(c, 0);
 757                 else
 758                         mpdclient_cmd_crossfade(c, options.crossfade_time);
 759                 break;
 760         case CMD_DB_UPDATE:
 761                 if (!c->status->updatingDb) {
 762                         if( mpdclient_cmd_db_update(c,NULL)==0 )
 763                                 screen_status_printf(_("Database update started"));
 764                 } else
 765                         screen_status_printf(_("Database update running..."));
 766                 break;
 767         case CMD_VOLUME_UP:
 768                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume<100 )
 769                         mpdclient_cmd_volume(c, ++c->status->volume);
 770                 break;
 771         case CMD_VOLUME_DOWN:
 772                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume>0 )
 773                         mpdclient_cmd_volume(c, --c->status->volume);
 774                 break;
 775
 776         default:
 777                 return 0;
 778         }
 779
 780         return 1;
 781 }
 782
 783 void
 784 screen_cmd(mpdclient_t *c, command_t cmd)
 785 {
 786         screen.last_cmd = cmd;
 787 #ifndef NCMPC_MINI
 788         welcome = FALSE;
 789 #endif
 790
 791         if (mode_fn->cmd != NULL && mode_fn->cmd(c, cmd))
 792                 return;
 793
 794         if (screen_client_cmd(c, cmd))
 795                 return;
 796
 797         switch(cmd) {
 798         case CMD_TOGGLE_FIND_WRAP:
 799                 options.find_wrap = !options.find_wrap;
 800                 screen_status_printf(options.find_wrap ?
 801                                      _("Find mode: Wrapped") :
 802                                      _("Find mode: Normal"));
 803                 break;
 804         case CMD_TOGGLE_AUTOCENTER:
 805                 options.auto_center = !options.auto_center;
 806                 screen_status_printf(options.auto_center ?
 807                                      _("Auto center mode: On") :
 808                                      _("Auto center mode: Off"));
 809                 break;
 810         case CMD_SCREEN_UPDATE:
 811                 screen_paint(c);
 812                 break;
 813         case CMD_SCREEN_PREVIOUS:
 814                 screen_next_mode(c, -1);
 815                 break;
 816         case CMD_SCREEN_NEXT:
 817                 screen_next_mode(c, 1);
 818                 break;
 819         case CMD_SCREEN_PLAY:
 820                 screen_switch(&screen_playlist, c);
 821                 break;
 822         case CMD_SCREEN_FILE:
 823                 screen_switch(&screen_browse, c);
 824                 break;
 825 #ifdef ENABLE_HELP_SCREEN
 826         case CMD_SCREEN_HELP:
 827                 screen_switch(&screen_help, c);
 828                 break;
 829 #endif
 830 #ifdef ENABLE_SEARCH_SCREEN
 831         case CMD_SCREEN_SEARCH:
 832                 screen_switch(&screen_search, c);
 833                 break;
 834 #endif
 835 #ifdef ENABLE_ARTIST_SCREEN
 836         case CMD_SCREEN_ARTIST:
 837                 screen_switch(&screen_artist, c);
 838                 break;
 839 #endif
 840 #ifdef ENABLE_KEYDEF_SCREEN
 841         case CMD_SCREEN_KEYDEF:
 842                 screen_switch(&screen_keydef, c);
 843                 break;
 844 #endif
 845 #ifdef ENABLE_LYRICS_SCREEN
 846         case CMD_SCREEN_LYRICS:
 847                 screen_switch(&screen_lyrics, c);
 848                 break;
 849 #endif
 850 #ifdef ENABLE_OUTPUTS_SCREEN
 851         case CMD_SCREEN_OUTPUTS:
 852                 screen_switch(&screen_outputs, c);
 853                 break;
 854 #endif
 855         default:
 856                 break;
 857         }
 858 }