src/screen.c

   1 /*
   2  * $Id$
   3  *
   4  * (c) 2004 by Kalle Wallin <kaw@linux.se>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18  *
  19  */
  20
  21 #include "screen.h"
  22 #include "screen_list.h"
  23 #include "screen_utils.h"
  24 #include "config.h"
  25 #include "ncmpc.h"
  26 #include "support.h"
  27 #include "mpdclient.h"
  28 #include "utils.h"
  29 #include "command.h"
  30 #include "options.h"
  31 #include "colors.h"
  32 #include "strfsong.h"
  33 #include "wreadln.h"
  34
  35 #include <stdlib.h>
  36 #include <unistd.h>
  37 #include <stdarg.h>
  38 #include <string.h>
  39 #include <time.h>
  40 #include <locale.h>
  41
  42 /* screens */
  43
  44 static gboolean welcome = TRUE;
  45 static struct screen screen;
  46 static const struct screen_functions *mode_fn = &screen_playlist;
  47 static int seek_id = -1;
  48 static int seek_target_time = 0;
  49
  50 gboolean
  51 screen_is_visible(const struct screen_functions *sf)
  52 {
  53         return sf == mode_fn;
  54 }
  55
  56 static void
  57 switch_screen_mode(const struct screen_functions *sf, mpdclient_t *c)
  58 {
  59         assert(sf != NULL);
  60
  61         if (sf == mode_fn)
  62                 return;
  63
  64         /* close the old mode */
  65         if (mode_fn->close != NULL)
  66                 mode_fn->close();
  67
  68         /* get functions for the new mode */
  69         mode_fn = sf;
  70         screen.painted = 0;
  71
  72         /* open the new mode */
  73         if (mode_fn->open != NULL)
  74                 mode_fn->open(&screen, c);
  75 }
  76
  77 static int
  78 find_configured_screen(const char *name)
  79 {
  80         unsigned i;
  81
  82         for (i = 0; options.screen_list[i] != NULL; ++i)
  83                 if (strcmp(options.screen_list[i], name) == 0)
  84                         return i;
  85
  86         return -1;
  87 }
  88
  89 static void
  90 screen_next_mode(mpdclient_t *c, int offset)
  91 {
  92         int max = g_strv_length(options.screen_list);
  93         int current, next;
  94         const struct screen_functions *sf;
  95
  96         /* find current screen */
  97         current = find_configured_screen(screen_get_name(mode_fn));
  98         next = current + offset;
  99         if (next<0)
 100                 next = max-1;
 101         else if (next>=max)
 102                 next = 0;
 103
 104         D("current mode: %d:%d    next:%d\n", current, max, next);
 105         sf = screen_lookup_name(options.screen_list[next]);
 106         if (sf != NULL)
 107                 switch_screen_mode(sf, c);
 108 }
 109
 110 static void
 111 paint_top_window2(const char *header, mpdclient_t *c)
 112 {
 113         char flags[5];
 114         WINDOW *w = screen.top_window.w;
 115         char buf[32];
 116
 117         if (header[0]) {
 118                 colors_use(w, COLOR_TITLE_BOLD);
 119                 mvwaddstr(w, 0, 0, header);
 120         } else {
 121                 colors_use(w, COLOR_TITLE_BOLD);
 122                 waddstr(w, get_key_names(CMD_SCREEN_HELP, FALSE));
 123                 colors_use(w, COLOR_TITLE);
 124                 waddstr(w, _(":Help  "));
 125                 colors_use(w, COLOR_TITLE_BOLD);
 126                 waddstr(w, get_key_names(CMD_SCREEN_PLAY, FALSE));
 127                 colors_use(w, COLOR_TITLE);
 128                 waddstr(w, _(":Playlist  "));
 129                 colors_use(w, COLOR_TITLE_BOLD);
 130                 waddstr(w, get_key_names(CMD_SCREEN_FILE, FALSE));
 131                 colors_use(w, COLOR_TITLE);
 132                 waddstr(w, _(":Browse  "));
 133 #ifdef ENABLE_ARTIST_SCREEN
 134                 colors_use(w, COLOR_TITLE_BOLD);
 135                 waddstr(w, get_key_names(CMD_SCREEN_ARTIST, FALSE));
 136                 colors_use(w, COLOR_TITLE);
 137                 waddstr(w, _(":Artist  "));
 138 #endif
 139 #ifdef ENABLE_SEARCH_SCREEN
 140                 colors_use(w, COLOR_TITLE_BOLD);
 141                 waddstr(w, get_key_names(CMD_SCREEN_SEARCH, FALSE));
 142                 colors_use(w, COLOR_TITLE);
 143                 waddstr(w, _(":Search  "));
 144 #endif
 145 #ifdef ENABLE_LYRICS_SCREEN
 146                 colors_use(w, COLOR_TITLE_BOLD);
 147                 waddstr(w, get_key_names(CMD_SCREEN_LYRICS, FALSE));
 148                 colors_use(w, COLOR_TITLE);
 149                 waddstr(w, _(":Lyrics  "));
 150 #endif
 151         }
 152         if (c->status == NULL || c->status->volume == MPD_STATUS_NO_VOLUME) {
 153                 g_snprintf(buf, 32, _("Volume n/a "));
 154         } else {
 155                 g_snprintf(buf, 32, _(" Volume %d%%"), c->status->volume);
 156         }
 157         colors_use(w, COLOR_TITLE);
 158         mvwaddstr(w, 0, screen.top_window.cols-my_strlen(buf), buf);
 159
 160         flags[0] = 0;
 161         if (c->status != NULL) {
 162                 if (c->status->repeat)
 163                         g_strlcat(flags, "r", sizeof(flags));
 164                 if (c->status->random)
 165                         g_strlcat(flags, "z", sizeof(flags));;
 166                 if (c->status->crossfade)
 167                         g_strlcat(flags, "x", sizeof(flags));
 168                 if (c->status->updatingDb)
 169                         g_strlcat(flags, "U", sizeof(flags));
 170         }
 171
 172         colors_use(w, COLOR_LINE);
 173         mvwhline(w, 1, 0, ACS_HLINE, screen.top_window.cols);
 174         if (flags[0]) {
 175                 wmove(w,1,screen.top_window.cols-strlen(flags)-3);
 176                 waddch(w, '[');
 177                 colors_use(w, COLOR_LINE_BOLD);
 178                 waddstr(w, flags);
 179                 colors_use(w, COLOR_LINE);
 180                 waddch(w, ']');
 181         }
 182         wnoutrefresh(w);
 183 }
 184
 185 static void
 186 paint_top_window(const char *header, mpdclient_t *c, int full_repaint)
 187 {
 188         static int prev_volume = -1;
 189         static size_t prev_header_len = -1;
 190         WINDOW *w = screen.top_window.w;
 191
 192         if (prev_header_len!=my_strlen(header)) {
 193                 prev_header_len = my_strlen(header);
 194                 full_repaint = 1;
 195         }
 196
 197         if (full_repaint) {
 198                 wmove(w, 0, 0);
 199                 wclrtoeol(w);
 200         }
 201
 202         if ((c->status != NULL && prev_volume != c->status->volume) ||
 203             full_repaint)
 204                 paint_top_window2(header, c);
 205 }
 206
 207 static void
 208 paint_progress_window(mpdclient_t *c)
 209 {
 210         double p;
 211         int width;
 212         int elapsedTime;
 213
 214         if (c->status==NULL || IS_STOPPED(c->status->state)) {
 215                 mvwhline(screen.progress_window.w, 0, 0, ACS_HLINE,
 216                          screen.progress_window.cols);
 217                 wnoutrefresh(screen.progress_window.w);
 218                 return;
 219         }
 220
 221         if (c->song && seek_id == c->song->id)
 222                 elapsedTime = seek_target_time;
 223         else
 224                 elapsedTime = c->status->elapsedTime;
 225
 226         p = ((double) elapsedTime) / ((double) c->status->totalTime);
 227
 228         width = (int) (p * (double) screen.progress_window.cols);
 229         mvwhline(screen.progress_window.w,
 230                  0, 0,
 231                  ACS_HLINE,
 232                  screen.progress_window.cols);
 233         whline(screen.progress_window.w, '=', width-1);
 234         mvwaddch(screen.progress_window.w, 0, width-1, 'O');
 235         wnoutrefresh(screen.progress_window.w);
 236 }
 237
 238 static void
 239 paint_status_window(mpdclient_t *c)
 240 {
 241         WINDOW *w = screen.status_window.w;
 242         mpd_Status *status = c->status;
 243         mpd_Song *song = c->song;
 244         int elapsedTime = 0;
 245         char bitrate[16];
 246         const char *str = NULL;
 247         int x = 0;
 248
 249         if( time(NULL) - screen.status_timestamp <= SCREEN_STATUS_MESSAGE_TIME )
 250                 return;
 251
 252         wmove(w, 0, 0);
 253         wclrtoeol(w);
 254         colors_use(w, COLOR_STATUS_BOLD);
 255
 256         switch (status == NULL ? MPD_STATUS_STATE_STOP : status->state) {
 257         case MPD_STATUS_STATE_PLAY:
 258                 str = _("Playing:");
 259                 break;
 260         case MPD_STATUS_STATE_PAUSE:
 261                 str = _("[Paused]");
 262                 break;
 263         case MPD_STATUS_STATE_STOP:
 264         default:
 265                 break;
 266         }
 267
 268         if (str) {
 269                 waddstr(w, str);
 270                 x += my_strlen(str)+1;
 271         }
 272
 273         /* create time string */
 274         memset(screen.buf, 0, screen.buf_size);
 275         if (status != NULL && (IS_PLAYING(status->state) ||
 276                                IS_PAUSED(status->state))) {
 277                 if (status->totalTime > 0) {
 278                         /*checks the conf to see whether to display elapsed or remaining time */
 279                         if(!strcmp(options.timedisplay_type,"elapsed"))
 280                                 elapsedTime = c->status->elapsedTime;
 281                         else if(!strcmp(options.timedisplay_type,"remaining"))
 282                                 elapsedTime = (c->status->totalTime - c->status->elapsedTime);
 283
 284                         if( c->song && seek_id == c->song->id )
 285                                 elapsedTime = seek_target_time;
 286
 287                         /* display bitrate if visible-bitrate is true */
 288                         if (options.visible_bitrate) {
 289                                 g_snprintf(bitrate, 16,
 290                                            " [%d kbps]", status->bitRate);
 291                         } else {
 292                                 bitrate[0] = '\0';
 293                         }
 294
 295                         /*write out the time, using hours if time over 60 minutes*/
 296                         if (c->status->totalTime > 3600) {
 297                                 g_snprintf(screen.buf, screen.buf_size,
 298                                            "%s [%i:%02i:%02i/%i:%02i:%02i]",
 299                                            bitrate, elapsedTime/3600, (elapsedTime%3600)/60, elapsedTime%60,
 300                                            status->totalTime/3600, (status->totalTime%3600)/60,  status->totalTime%60);
 301                         } else {
 302                                 g_snprintf(screen.buf, screen.buf_size,
 303                                            "%s [%i:%02i/%i:%02i]",
 304                                            bitrate, elapsedTime/60, elapsedTime%60,
 305                                            status->totalTime/60,   status->totalTime%60 );
 306                         }
 307                 } else {
 308                         g_snprintf(screen.buf, screen.buf_size,
 309                                    " [%d kbps]", status->bitRate );
 310                 }
 311         } else {
 312                 time_t timep;
 313
 314                 time(&timep);
 315                 strftime(screen.buf, screen.buf_size, "%X ",localtime(&timep));
 316         }
 317
 318         /* display song */
 319         if (status != NULL && (IS_PLAYING(status->state) ||
 320                                IS_PAUSED(status->state))) {
 321                 char songname[MAX_SONGNAME_LENGTH];
 322                 int width = COLS-x-my_strlen(screen.buf);
 323
 324                 if (song)
 325                         strfsong(songname, MAX_SONGNAME_LENGTH, STATUS_FORMAT, song);
 326                 else
 327                         songname[0] = '\0';
 328
 329                 colors_use(w, COLOR_STATUS);
 330                 /* scroll if the song name is to long */
 331                 if (options.scroll && my_strlen(songname) > (size_t)width) {
 332                         static  scroll_state_t st = { 0, 0 };
 333                         char *tmp = strscroll(songname, options.scroll_sep, width, &st);
 334
 335                         g_strlcpy(songname, tmp, MAX_SONGNAME_LENGTH);
 336                         g_free(tmp);
 337                 }
 338                 //mvwaddnstr(w, 0, x, songname, width);
 339                 mvwaddstr(w, 0, x, songname);
 340         }
 341
 342         /* display time string */
 343         if (screen.buf[0]) {
 344                 x = screen.status_window.cols - strlen(screen.buf);
 345                 colors_use(w, COLOR_STATUS_TIME);
 346                 mvwaddstr(w, 0, x, screen.buf);
 347         }
 348
 349         wnoutrefresh(w);
 350 }
 351
 352 void
 353 screen_exit(void)
 354 {
 355         if (mode_fn->close != NULL)
 356                 mode_fn->close();
 357
 358         screen_list_exit();
 359
 360         string_list_free(screen.find_history);
 361         g_free(screen.buf);
 362         g_free(screen.findbuf);
 363 }
 364
 365 void
 366 screen_resize(void)
 367 {
 368         D("Resize rows %d->%d, cols %d->%d\n",screen.rows,LINES,screen.cols,COLS);
 369         if (COLS<SCREEN_MIN_COLS || LINES<SCREEN_MIN_ROWS) {
 370                 screen_exit();
 371                 fprintf(stderr, _("Error: Screen to small!\n"));
 372                 exit(EXIT_FAILURE);
 373         }
 374
 375         resizeterm(LINES, COLS);
 376
 377         screen.cols = COLS;
 378         screen.rows = LINES;
 379
 380         /* top window */
 381         screen.top_window.cols = screen.cols;
 382         wresize(screen.top_window.w, 2, screen.cols);
 383
 384         /* main window */
 385         screen.main_window.cols = screen.cols;
 386         screen.main_window.rows = screen.rows-4;
 387         wresize(screen.main_window.w, screen.main_window.rows, screen.cols);
 388         wclear(screen.main_window.w);
 389
 390         /* progress window */
 391         screen.progress_window.cols = screen.cols;
 392         wresize(screen.progress_window.w, 1, screen.cols);
 393         mvwin(screen.progress_window.w, screen.rows-2, 0);
 394
 395         /* status window */
 396         screen.status_window.cols = screen.cols;
 397         wresize(screen.status_window.w, 1, screen.cols);
 398         mvwin(screen.status_window.w, screen.rows-1, 0);
 399
 400         screen.buf_size = screen.cols;
 401         g_free(screen.buf);
 402         screen.buf = g_malloc(screen.cols);
 403
 404         /* resize all screens */
 405         screen_list_resize(screen.main_window.cols, screen.main_window.rows);
 406
 407         /* ? - without this the cursor becomes visible with aterm & Eterm */
 408         curs_set(1);
 409         curs_set(0);
 410
 411         screen.painted = 0;
 412 }
 413
 414 void
 415 screen_status_message(const char *msg)
 416 {
 417         WINDOW *w = screen.status_window.w;
 418
 419         wmove(w, 0, 0);
 420         wclrtoeol(w);
 421         colors_use(w, COLOR_STATUS_ALERT);
 422         waddstr(w, msg);
 423         wnoutrefresh(w);
 424         screen.status_timestamp = time(NULL);
 425 }
 426
 427 void
 428 screen_status_printf(const char *format, ...)
 429 {
 430         char *msg;
 431         va_list ap;
 432
 433         va_start(ap,format);
 434         msg = g_strdup_vprintf(format,ap);
 435         va_end(ap);
 436         screen_status_message(msg);
 437         g_free(msg);
 438 }
 439
 440 void
 441 screen_init(mpdclient_t *c)
 442 {
 443         if (COLS < SCREEN_MIN_COLS || LINES < SCREEN_MIN_ROWS) {
 444                 fprintf(stderr, _("Error: Screen to small!\n"));
 445                 exit(EXIT_FAILURE);
 446         }
 447
 448         screen.cols = COLS;
 449         screen.rows = LINES;
 450
 451         screen.buf  = g_malloc(screen.cols);
 452         screen.buf_size = screen.cols;
 453         screen.findbuf = NULL;
 454         screen.painted = 0;
 455         screen.start_timestamp = time(NULL);
 456         screen.last_cmd = CMD_NONE;
 457
 458         /* create top window */
 459         screen.top_window.rows = 2;
 460         screen.top_window.cols = screen.cols;
 461         screen.top_window.w = newwin(screen.top_window.rows,
 462                                       screen.top_window.cols,
 463                                       0, 0);
 464         leaveok(screen.top_window.w, TRUE);
 465         keypad(screen.top_window.w, TRUE);
 466
 467         /* create main window */
 468         screen.main_window.rows = screen.rows-4;
 469         screen.main_window.cols = screen.cols;
 470         screen.main_window.w = newwin(screen.main_window.rows,
 471                                        screen.main_window.cols,
 472                                        2,
 473                                        0);
 474
 475         //  leaveok(screen.main_window.w, TRUE); temporary disabled
 476         keypad(screen.main_window.w, TRUE);
 477
 478         /* create progress window */
 479         screen.progress_window.rows = 1;
 480         screen.progress_window.cols = screen.cols;
 481         screen.progress_window.w = newwin(screen.progress_window.rows,
 482                                            screen.progress_window.cols,
 483                                            screen.rows-2,
 484                                            0);
 485         leaveok(screen.progress_window.w, TRUE);
 486
 487         /* create status window */
 488         screen.status_window.rows = 1;
 489         screen.status_window.cols = screen.cols;
 490         screen.status_window.w = newwin(screen.status_window.rows,
 491                                          screen.status_window.cols,
 492                                          screen.rows-1,
 493                                          0);
 494
 495         leaveok(screen.status_window.w, FALSE);
 496         keypad(screen.status_window.w, TRUE);
 497
 498         if (options.enable_colors) {
 499                 /* set background attributes */
 500                 wbkgd(stdscr, COLOR_PAIR(COLOR_LIST));
 501                 wbkgd(screen.main_window.w,     COLOR_PAIR(COLOR_LIST));
 502                 wbkgd(screen.top_window.w,      COLOR_PAIR(COLOR_TITLE));
 503                 wbkgd(screen.progress_window.w, COLOR_PAIR(COLOR_PROGRESSBAR));
 504                 wbkgd(screen.status_window.w,   COLOR_PAIR(COLOR_STATUS));
 505                 colors_use(screen.progress_window.w, COLOR_PROGRESSBAR);
 506         }
 507
 508         refresh();
 509
 510         /* initialize screens */
 511         screen_list_init(screen.main_window.w,
 512                          screen.main_window.cols, screen.main_window.rows);
 513
 514         if (mode_fn->open != NULL)
 515                 mode_fn->open(&screen, c);
 516
 517         /* initialize wreadln */
 518         wrln_wgetch = my_wgetch;
 519         wrln_max_history_length = 16;
 520 }
 521
 522 void
 523 screen_paint(mpdclient_t *c)
 524 {
 525         const char *title = NULL;
 526
 527         if (mode_fn->get_title != NULL)
 528                 title = mode_fn->get_title(screen.buf, screen.buf_size);
 529
 530         D("screen_paint(%s)\n", title);
 531         /* paint the title/header window */
 532         if( title )
 533                 paint_top_window(title, c, 1);
 534         else
 535                 paint_top_window("", c, 1);
 536
 537         /* paint the main window */
 538         wclear(screen.main_window.w);
 539         if (mode_fn->paint != NULL)
 540                 mode_fn->paint(c);
 541
 542         paint_progress_window(c);
 543         paint_status_window(c);
 544         screen.painted = 1;
 545         wmove(screen.main_window.w, 0, 0);
 546         wnoutrefresh(screen.main_window.w);
 547
 548         /* tell curses to update */
 549         doupdate();
 550 }
 551
 552 void
 553 screen_update(mpdclient_t *c)
 554 {
 555         static int repeat = -1;
 556         static int random_enabled = -1;
 557         static int crossfade = -1;
 558         static int dbupdate = -1;
 559
 560         if( !screen.painted )
 561                 return screen_paint(c);
 562
 563         /* print a message if mpd status has changed */
 564         if (c->status != NULL) {
 565                 if (repeat < 0) {
 566                         repeat = c->status->repeat;
 567                         random_enabled = c->status->random;
 568                         crossfade = c->status->crossfade;
 569                         dbupdate = c->status->updatingDb;
 570                 }
 571
 572                 if (repeat != c->status->repeat)
 573                         screen_status_printf(c->status->repeat ?
 574                                              _("Repeat is on") :
 575                                              _("Repeat is off"));
 576
 577                 if (random_enabled != c->status->random)
 578                         screen_status_printf(c->status->random ?
 579                                              _("Random is on") :
 580                                              _("Random is off"));
 581
 582                 if (crossfade != c->status->crossfade)
 583                         screen_status_printf(_("Crossfade %d seconds"), c->status->crossfade);
 584
 585                 if (dbupdate && dbupdate != c->status->updatingDb) {
 586                         screen_status_printf(_("Database updated!"));
 587                         mpdclient_browse_callback(c, BROWSE_DB_UPDATED, NULL);
 588                 }
 589
 590                 repeat = c->status->repeat;
 591                 random_enabled = c->status->random;
 592                 crossfade = c->status->crossfade;
 593                 dbupdate = c->status->updatingDb;
 594         }
 595
 596         /* update title/header window */
 597         if (welcome && options.welcome_screen_list &&
 598             screen.last_cmd==CMD_NONE &&
 599             time(NULL)-screen.start_timestamp <= SCREEN_WELCOME_TIME)
 600                 paint_top_window("", c, 0);
 601         else if (mode_fn->get_title != NULL) {
 602                 paint_top_window(mode_fn->get_title(screen.buf,screen.buf_size), c, 0);
 603                 welcome = FALSE;
 604         } else
 605                 paint_top_window("", c, 0);
 606
 607         /* update the main window */
 608         if (mode_fn->update != NULL)
 609                 mode_fn->update(c);
 610
 611         /* update progress window */
 612         paint_progress_window(c);
 613
 614         /* update status window */
 615         paint_status_window(c);
 616
 617         /* move the cursor to the origin */
 618         wmove(screen.main_window.w, 0, 0);
 619         wnoutrefresh(screen.main_window.w);
 620
 621         /* tell curses to update */
 622         doupdate();
 623 }
 624
 625 void
 626 screen_idle(mpdclient_t *c)
 627 {
 628         if (c->song && seek_id == c->song->id &&
 629             (screen.last_cmd == CMD_SEEK_FORWARD ||
 630              screen.last_cmd == CMD_SEEK_BACKWARD))
 631                 mpdclient_cmd_seek(c, seek_id, seek_target_time);
 632
 633         screen.last_cmd = CMD_NONE;
 634         seek_id = -1;
 635 }
 636
 637 #ifdef HAVE_GETMOUSE
 638 int
 639 screen_get_mouse_event(mpdclient_t *c, unsigned long *bstate, int *row)
 640 {
 641         MEVENT event;
 642
 643         /* retreive the mouse event from ncurses */
 644         getmouse(&event);
 645         D("mouse: id=%d  y=%d,x=%d,z=%d\n",event.id,event.y,event.x,event.z);
 646         /* calculate the selected row in the list window */
 647         *row = event.y - screen.top_window.rows;
 648         /* copy button state bits */
 649         *bstate = event.bstate;
 650         /* if button 2 was pressed switch screen */
 651         if (event.bstate & BUTTON2_CLICKED) {
 652                 screen_cmd(c, CMD_SCREEN_NEXT);
 653                 return 1;
 654         }
 655
 656         return 0;
 657 }
 658 #endif
 659
 660 static int
 661 screen_client_cmd(mpdclient_t *c, command_t cmd)
 662 {
 663         if (c->connection == NULL || c->status == NULL)
 664                 return 0;
 665
 666         switch(cmd) {
 667                 /*
 668         case CMD_PLAY:
 669                 mpdclient_cmd_play(c, MPD_PLAY_AT_BEGINNING);
 670                 break;
 671                 */
 672         case CMD_PAUSE:
 673                 mpdclient_cmd_pause(c, !IS_PAUSED(c->status->state));
 674                 break;
 675         case CMD_STOP:
 676                 mpdclient_cmd_stop(c);
 677                 break;
 678         case CMD_CROP:
 679                 mpdclient_cmd_crop(c);
 680                 break;
 681         case CMD_SEEK_FORWARD:
 682                 if (!IS_STOPPED(c->status->state)) {
 683                         if (c->song && seek_id != c->song->id) {
 684                                 seek_id = c->song->id;
 685                                 seek_target_time = c->status->elapsedTime;
 686                         }
 687                         seek_target_time+=options.seek_time;
 688                         if (seek_target_time < c->status->totalTime)
 689                                 break;
 690                         seek_target_time = c->status->totalTime;
 691                         /* seek_target_time=0; */
 692                 }
 693                 break;
 694                 /* fall through... */
 695         case CMD_TRACK_NEXT:
 696                 if (!IS_STOPPED(c->status->state))
 697                         mpdclient_cmd_next(c);
 698                 break;
 699         case CMD_SEEK_BACKWARD:
 700                 if (!IS_STOPPED(c->status->state)) {
 701                         if (seek_id != c->song->id) {
 702                                 seek_id = c->song->id;
 703                                 seek_target_time = c->status->elapsedTime;
 704                         }
 705                         seek_target_time-=options.seek_time;
 706                         if (seek_target_time < 0)
 707                                 seek_target_time=0;
 708                 }
 709                 break;
 710         case CMD_TRACK_PREVIOUS:
 711                 if (!IS_STOPPED(c->status->state))
 712                         mpdclient_cmd_prev(c);
 713                 break;
 714         case CMD_SHUFFLE:
 715                 if (mpdclient_cmd_shuffle(c) == 0)
 716                         screen_status_message(_("Shuffled playlist!"));
 717                 break;
 718         case CMD_CLEAR:
 719                 if (mpdclient_cmd_clear(c) == 0)
 720                         screen_status_message(_("Cleared playlist!"));
 721                 break;
 722         case CMD_REPEAT:
 723                 mpdclient_cmd_repeat(c, !c->status->repeat);
 724                 break;
 725         case CMD_RANDOM:
 726                 mpdclient_cmd_random(c, !c->status->random);
 727                 break;
 728         case CMD_CROSSFADE:
 729                 if (c->status->crossfade)
 730                         mpdclient_cmd_crossfade(c, 0);
 731                 else
 732                         mpdclient_cmd_crossfade(c, options.crossfade_time);
 733                 break;
 734         case CMD_DB_UPDATE:
 735                 if (!c->status->updatingDb) {
 736                         if( mpdclient_cmd_db_update_utf8(c,NULL)==0 )
 737                                 screen_status_printf(_("Database update started!"));
 738                 } else
 739                         screen_status_printf(_("Database update running..."));
 740                 break;
 741         case CMD_VOLUME_UP:
 742                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume<100 )
 743                         mpdclient_cmd_volume(c, ++c->status->volume);
 744                 break;
 745         case CMD_VOLUME_DOWN:
 746                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume>0 )
 747                         mpdclient_cmd_volume(c, --c->status->volume);
 748                 break;
 749
 750         default:
 751                 return 0;
 752         }
 753
 754         return 1;
 755 }
 756
 757 void
 758 screen_cmd(mpdclient_t *c, command_t cmd)
 759 {
 760         screen.last_cmd = cmd;
 761         welcome = FALSE;
 762
 763         if (mode_fn->cmd != NULL && mode_fn->cmd(&screen, c, cmd))
 764                 return;
 765
 766         if (screen_client_cmd(c, cmd))
 767                 return;
 768
 769         switch(cmd) {
 770         case CMD_TOGGLE_FIND_WRAP:
 771                 options.find_wrap = !options.find_wrap;
 772                 screen_status_printf(options.find_wrap ?
 773                                      _("Find mode: Wrapped") :
 774                                      _("Find mode: Normal"));
 775                 break;
 776         case CMD_TOGGLE_AUTOCENTER:
 777                 options.auto_center = !options.auto_center;
 778                 screen_status_printf(options.auto_center ?
 779                                      _("Auto center mode: On") :
 780                                      _("Auto center mode: Off"));
 781                 break;
 782         case CMD_SCREEN_UPDATE:
 783                 screen.painted = 0;
 784                 break;
 785         case CMD_SCREEN_PREVIOUS:
 786                 screen_next_mode(c, -1);
 787                 break;
 788         case CMD_SCREEN_NEXT:
 789                 screen_next_mode(c, 1);
 790                 break;
 791         case CMD_SCREEN_PLAY:
 792                 switch_screen_mode(&screen_playlist, c);
 793                 break;
 794         case CMD_SCREEN_FILE:
 795                 switch_screen_mode(&screen_browse, c);
 796                 break;
 797         case CMD_SCREEN_HELP:
 798                 switch_screen_mode(&screen_help, c);
 799                 break;
 800 #ifdef ENABLE_SEARCH_SCREEN
 801         case CMD_SCREEN_SEARCH:
 802                 switch_screen_mode(&screen_search, c);
 803                 break;
 804 #endif
 805 #ifdef ENABLE_ARTIST_SCREEN
 806         case CMD_SCREEN_ARTIST:
 807                 switch_screen_mode(&screen_artist, c);
 808                 break;
 809 #endif
 810 #ifdef ENABLE_KEYDEF_SCREEN
 811         case CMD_SCREEN_KEYDEF:
 812                 switch_screen_mode(&screen_keydef, c);
 813                 break;
 814 #endif
 815 #ifdef ENABLE_LYRICS_SCREEN
 816         case CMD_SCREEN_LYRICS:
 817                 switch_screen_mode(&screen_lyrics, c);
 818                 break;
 819 #endif
 820         default:
 821                 break;
 822         }
 823 }