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 "support.h"
  25 #include "charset.h"
  26 #include "mpdclient.h"
  27 #include "utils.h"
  28 #include "command.h"
  29 #include "options.h"
  30 #include "colors.h"
  31 #include "strfsong.h"
  32 #include "wreadln.h"
  33
  34 #include <stdlib.h>
  35 #include <unistd.h>
  36 #include <stdarg.h>
  37 #include <string.h>
  38 #include <time.h>
  39 #include <locale.h>
  40
  41 /** welcome message time [s] */
  42 static const GTime SCREEN_WELCOME_TIME = 10;
  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 static gboolean welcome = TRUE;
  54 struct screen screen;
  55 static const struct screen_functions *mode_fn = &screen_playlist;
  56 static int seek_id = -1;
  57 static int seek_target_time = 0;
  58
  59 gboolean
  60 screen_is_visible(const struct screen_functions *sf)
  61 {
  62         return sf == mode_fn;
  63 }
  64
  65 void
  66 screen_switch(const struct screen_functions *sf, struct mpdclient *c)
  67 {
  68         assert(sf != NULL);
  69
  70         if (sf == mode_fn)
  71                 return;
  72
  73         /* close the old mode */
  74         if (mode_fn->close != NULL)
  75                 mode_fn->close();
  76
  77         /* get functions for the new mode */
  78         mode_fn = sf;
  79
  80         /* open the new mode */
  81         if (mode_fn->open != NULL)
  82                 mode_fn->open(c);
  83
  84         screen_paint(c);
  85 }
  86
  87 static int
  88 find_configured_screen(const char *name)
  89 {
  90         unsigned i;
  91
  92         for (i = 0; options.screen_list[i] != NULL; ++i)
  93                 if (strcmp(options.screen_list[i], name) == 0)
  94                         return i;
  95
  96         return -1;
  97 }
  98
  99 static void
 100 screen_next_mode(mpdclient_t *c, int offset)
 101 {
 102         int max = g_strv_length(options.screen_list);
 103         int current, next;
 104         const struct screen_functions *sf;
 105
 106         /* find current screen */
 107         current = find_configured_screen(screen_get_name(mode_fn));
 108         next = current + offset;
 109         if (next<0)
 110                 next = max-1;
 111         else if (next>=max)
 112                 next = 0;
 113
 114         sf = screen_lookup_name(options.screen_list[next]);
 115         if (sf != NULL)
 116                 screen_switch(sf, c);
 117 }
 118
 119 static void
 120 paint_top_window2(const char *header, mpdclient_t *c)
 121 {
 122         char flags[5];
 123         WINDOW *w = screen.top_window.w;
 124         char buf[32];
 125
 126         if (header[0]) {
 127                 colors_use(w, COLOR_TITLE_BOLD);
 128                 mvwaddstr(w, 0, 0, header);
 129         } else {
 130                 colors_use(w, COLOR_TITLE_BOLD);
 131                 waddstr(w, get_key_names(CMD_SCREEN_HELP, FALSE));
 132                 colors_use(w, COLOR_TITLE);
 133                 waddstr(w, _(":Help  "));
 134                 colors_use(w, COLOR_TITLE_BOLD);
 135                 waddstr(w, get_key_names(CMD_SCREEN_PLAY, FALSE));
 136                 colors_use(w, COLOR_TITLE);
 137                 waddstr(w, _(":Playlist  "));
 138                 colors_use(w, COLOR_TITLE_BOLD);
 139                 waddstr(w, get_key_names(CMD_SCREEN_FILE, FALSE));
 140                 colors_use(w, COLOR_TITLE);
 141                 waddstr(w, _(":Browse  "));
 142 #ifdef ENABLE_ARTIST_SCREEN
 143                 colors_use(w, COLOR_TITLE_BOLD);
 144                 waddstr(w, get_key_names(CMD_SCREEN_ARTIST, FALSE));
 145                 colors_use(w, COLOR_TITLE);
 146                 waddstr(w, _(":Artist  "));
 147 #endif
 148 #ifdef ENABLE_SEARCH_SCREEN
 149                 colors_use(w, COLOR_TITLE_BOLD);
 150                 waddstr(w, get_key_names(CMD_SCREEN_SEARCH, FALSE));
 151                 colors_use(w, COLOR_TITLE);
 152                 waddstr(w, _(":Search  "));
 153 #endif
 154 #ifdef ENABLE_LYRICS_SCREEN
 155                 colors_use(w, COLOR_TITLE_BOLD);
 156                 waddstr(w, get_key_names(CMD_SCREEN_LYRICS, FALSE));
 157                 colors_use(w, COLOR_TITLE);
 158                 waddstr(w, _(":Lyrics  "));
 159 #endif
 160         }
 161         if (c->status == NULL || c->status->volume == MPD_STATUS_NO_VOLUME) {
 162                 g_snprintf(buf, 32, _("Volume n/a "));
 163         } else {
 164                 g_snprintf(buf, 32, _(" Volume %d%%"), c->status->volume);
 165         }
 166         colors_use(w, COLOR_TITLE);
 167         mvwaddstr(w, 0, screen.top_window.cols - utf8_width(buf), buf);
 168
 169         flags[0] = 0;
 170         if (c->status != NULL) {
 171                 if (c->status->repeat)
 172                         g_strlcat(flags, "r", sizeof(flags));
 173                 if (c->status->random)
 174                         g_strlcat(flags, "z", sizeof(flags));;
 175                 if (c->status->crossfade)
 176                         g_strlcat(flags, "x", sizeof(flags));
 177                 if (c->status->updatingDb)
 178                         g_strlcat(flags, "U", sizeof(flags));
 179         }
 180
 181         colors_use(w, COLOR_LINE);
 182         mvwhline(w, 1, 0, ACS_HLINE, screen.top_window.cols);
 183         if (flags[0]) {
 184                 wmove(w,1,screen.top_window.cols-strlen(flags)-3);
 185                 waddch(w, '[');
 186                 colors_use(w, COLOR_LINE_BOLD);
 187                 waddstr(w, flags);
 188                 colors_use(w, COLOR_LINE);
 189                 waddch(w, ']');
 190         }
 191         wnoutrefresh(w);
 192 }
 193
 194 static void
 195 paint_top_window(const char *header, mpdclient_t *c, int full_repaint)
 196 {
 197         static int prev_volume = -1;
 198         static unsigned prev_header_len = -1;
 199         WINDOW *w = screen.top_window.w;
 200
 201         if (prev_header_len != utf8_width(header)) {
 202                 prev_header_len = utf8_width(header);
 203                 full_repaint = 1;
 204         }
 205
 206         if (full_repaint) {
 207                 wmove(w, 0, 0);
 208                 wclrtoeol(w);
 209         }
 210
 211         if ((c->status != NULL && prev_volume != c->status->volume) ||
 212             full_repaint)
 213                 paint_top_window2(header, c);
 214 }
 215
 216 static void
 217 paint_progress_window(mpdclient_t *c)
 218 {
 219         double p;
 220         int width;
 221         int elapsedTime;
 222
 223         if (c->status==NULL || IS_STOPPED(c->status->state)) {
 224                 mvwhline(screen.progress_window.w, 0, 0, ACS_HLINE,
 225                          screen.progress_window.cols);
 226                 wnoutrefresh(screen.progress_window.w);
 227                 return;
 228         }
 229
 230         if (c->song && seek_id == c->song->id)
 231                 elapsedTime = seek_target_time;
 232         else
 233                 elapsedTime = c->status->elapsedTime;
 234
 235         p = ((double) elapsedTime) / ((double) c->status->totalTime);
 236
 237         width = (int) (p * (double) screen.progress_window.cols);
 238         mvwhline(screen.progress_window.w,
 239                  0, 0,
 240                  ACS_HLINE,
 241                  screen.progress_window.cols);
 242         whline(screen.progress_window.w, '=', width-1);
 243         mvwaddch(screen.progress_window.w, 0, width-1, 'O');
 244         wnoutrefresh(screen.progress_window.w);
 245 }
 246
 247 static void
 248 paint_status_window(mpdclient_t *c)
 249 {
 250         WINDOW *w = screen.status_window.w;
 251         mpd_Status *status = c->status;
 252         mpd_Song *song = c->song;
 253         int elapsedTime = 0;
 254         char bitrate[16];
 255         const char *str = NULL;
 256         int x = 0;
 257
 258         if( time(NULL) - screen.status_timestamp <= SCREEN_STATUS_MESSAGE_TIME )
 259                 return;
 260
 261         wmove(w, 0, 0);
 262         wclrtoeol(w);
 263         colors_use(w, COLOR_STATUS_BOLD);
 264
 265         switch (status == NULL ? MPD_STATUS_STATE_STOP : status->state) {
 266         case MPD_STATUS_STATE_PLAY:
 267                 str = _("Playing:");
 268                 break;
 269         case MPD_STATUS_STATE_PAUSE:
 270                 str = _("[Paused]");
 271                 break;
 272         case MPD_STATUS_STATE_STOP:
 273         default:
 274                 break;
 275         }
 276
 277         if (str) {
 278                 waddstr(w, str);
 279                 x += utf8_width(str) + 1;
 280         }
 281
 282         /* create time string */
 283         memset(screen.buf, 0, screen.buf_size);
 284         if (status != NULL && (IS_PLAYING(status->state) ||
 285                                IS_PAUSED(status->state))) {
 286                 if (status->totalTime > 0) {
 287                         /*checks the conf to see whether to display elapsed or remaining time */
 288                         if(!strcmp(options.timedisplay_type,"elapsed"))
 289                                 elapsedTime = c->status->elapsedTime;
 290                         else if(!strcmp(options.timedisplay_type,"remaining"))
 291                                 elapsedTime = (c->status->totalTime - c->status->elapsedTime);
 292
 293                         if( c->song && seek_id == c->song->id )
 294                                 elapsedTime = seek_target_time;
 295
 296                         /* display bitrate if visible-bitrate is true */
 297                         if (options.visible_bitrate) {
 298                                 g_snprintf(bitrate, 16,
 299                                            " [%d kbps]", status->bitRate);
 300                         } else {
 301                                 bitrate[0] = '\0';
 302                         }
 303
 304                         /*write out the time, using hours if time over 60 minutes*/
 305                         if (c->status->totalTime > 3600) {
 306                                 g_snprintf(screen.buf, screen.buf_size,
 307                                            "%s [%i:%02i:%02i/%i:%02i:%02i]",
 308                                            bitrate, elapsedTime/3600, (elapsedTime%3600)/60, elapsedTime%60,
 309                                            status->totalTime/3600, (status->totalTime%3600)/60,  status->totalTime%60);
 310                         } else {
 311                                 g_snprintf(screen.buf, screen.buf_size,
 312                                            "%s [%i:%02i/%i:%02i]",
 313                                            bitrate, elapsedTime/60, elapsedTime%60,
 314                                            status->totalTime/60,   status->totalTime%60 );
 315                         }
 316                 } else {
 317                         g_snprintf(screen.buf, screen.buf_size,
 318                                    " [%d kbps]", status->bitRate );
 319                 }
 320         } else {
 321                 time_t timep;
 322
 323                 time(&timep);
 324                 strftime(screen.buf, screen.buf_size, "%X ",localtime(&timep));
 325         }
 326
 327         /* display song */
 328         if (status != NULL && (IS_PLAYING(status->state) ||
 329                                IS_PAUSED(status->state))) {
 330                 char songname[MAX_SONGNAME_LENGTH];
 331                 int width = COLS - x - utf8_width(screen.buf);
 332
 333                 if (song)
 334                         strfsong(songname, MAX_SONGNAME_LENGTH,
 335                                  options.status_format, song);
 336                 else
 337                         songname[0] = '\0';
 338
 339                 colors_use(w, COLOR_STATUS);
 340                 /* scroll if the song name is to long */
 341                 if (options.scroll && utf8_width(songname) > (unsigned)width) {
 342                         static  scroll_state_t st = { 0, 0 };
 343                         char *tmp = strscroll(songname, options.scroll_sep, width, &st);
 344
 345                         g_strlcpy(songname, tmp, MAX_SONGNAME_LENGTH);
 346                         g_free(tmp);
 347                 }
 348                 //mvwaddnstr(w, 0, x, songname, width);
 349                 mvwaddstr(w, 0, x, songname);
 350         }
 351
 352         /* display time string */
 353         if (screen.buf[0]) {
 354                 x = screen.status_window.cols - strlen(screen.buf);
 355                 colors_use(w, COLOR_STATUS_TIME);
 356                 mvwaddstr(w, 0, x, screen.buf);
 357         }
 358
 359         wnoutrefresh(w);
 360 }
 361
 362 void
 363 screen_exit(void)
 364 {
 365         if (mode_fn->close != NULL)
 366                 mode_fn->close();
 367
 368         screen_list_exit();
 369
 370         string_list_free(screen.find_history);
 371         g_free(screen.buf);
 372         g_free(screen.findbuf);
 373 }
 374
 375 void
 376 screen_resize(struct mpdclient *c)
 377 {
 378         if (COLS<SCREEN_MIN_COLS || LINES<SCREEN_MIN_ROWS) {
 379                 screen_exit();
 380                 fprintf(stderr, _("Error: Screen to small!\n"));
 381                 exit(EXIT_FAILURE);
 382         }
 383
 384         resizeterm(LINES, COLS);
 385
 386         screen.cols = COLS;
 387         screen.rows = LINES;
 388
 389         /* top window */
 390         screen.top_window.cols = screen.cols;
 391         wresize(screen.top_window.w, 2, screen.cols);
 392
 393         /* main window */
 394         screen.main_window.cols = screen.cols;
 395         screen.main_window.rows = screen.rows-4;
 396         wresize(screen.main_window.w, screen.main_window.rows, screen.cols);
 397         wclear(screen.main_window.w);
 398
 399         /* progress window */
 400         screen.progress_window.cols = screen.cols;
 401         wresize(screen.progress_window.w, 1, screen.cols);
 402         mvwin(screen.progress_window.w, screen.rows-2, 0);
 403
 404         /* status window */
 405         screen.status_window.cols = screen.cols;
 406         wresize(screen.status_window.w, 1, screen.cols);
 407         mvwin(screen.status_window.w, screen.rows-1, 0);
 408
 409         screen.buf_size = screen.cols;
 410         g_free(screen.buf);
 411         screen.buf = g_malloc(screen.cols);
 412
 413         /* resize all screens */
 414         screen_list_resize(screen.main_window.cols, screen.main_window.rows);
 415
 416         /* ? - without this the cursor becomes visible with aterm & Eterm */
 417         curs_set(1);
 418         curs_set(0);
 419
 420         screen_paint(c);
 421 }
 422
 423 void
 424 screen_status_message(const char *msg)
 425 {
 426         WINDOW *w = screen.status_window.w;
 427
 428         wmove(w, 0, 0);
 429         wclrtoeol(w);
 430         colors_use(w, COLOR_STATUS_ALERT);
 431         waddstr(w, msg);
 432         wnoutrefresh(w);
 433         screen.status_timestamp = time(NULL);
 434 }
 435
 436 void
 437 screen_status_printf(const char *format, ...)
 438 {
 439         char *msg;
 440         va_list ap;
 441
 442         va_start(ap,format);
 443         msg = g_strdup_vprintf(format,ap);
 444         va_end(ap);
 445         screen_status_message(msg);
 446         g_free(msg);
 447 }
 448
 449 void
 450 screen_init(mpdclient_t *c)
 451 {
 452         if (COLS < SCREEN_MIN_COLS || LINES < SCREEN_MIN_ROWS) {
 453                 fprintf(stderr, _("Error: Screen to small!\n"));
 454                 exit(EXIT_FAILURE);
 455         }
 456
 457         screen.cols = COLS;
 458         screen.rows = LINES;
 459
 460         screen.buf  = g_malloc(screen.cols);
 461         screen.buf_size = screen.cols;
 462         screen.findbuf = NULL;
 463         screen.start_timestamp = time(NULL);
 464         screen.last_cmd = CMD_NONE;
 465
 466         /* create top window */
 467         screen.top_window.rows = 2;
 468         screen.top_window.cols = screen.cols;
 469         screen.top_window.w = newwin(screen.top_window.rows,
 470                                       screen.top_window.cols,
 471                                       0, 0);
 472         leaveok(screen.top_window.w, TRUE);
 473         keypad(screen.top_window.w, TRUE);
 474
 475         /* create main window */
 476         screen.main_window.rows = screen.rows-4;
 477         screen.main_window.cols = screen.cols;
 478         screen.main_window.w = newwin(screen.main_window.rows,
 479                                        screen.main_window.cols,
 480                                        2,
 481                                        0);
 482
 483         //  leaveok(screen.main_window.w, TRUE); temporary disabled
 484         keypad(screen.main_window.w, TRUE);
 485
 486         /* create progress window */
 487         screen.progress_window.rows = 1;
 488         screen.progress_window.cols = screen.cols;
 489         screen.progress_window.w = newwin(screen.progress_window.rows,
 490                                            screen.progress_window.cols,
 491                                            screen.rows-2,
 492                                            0);
 493         leaveok(screen.progress_window.w, TRUE);
 494
 495         /* create status window */
 496         screen.status_window.rows = 1;
 497         screen.status_window.cols = screen.cols;
 498         screen.status_window.w = newwin(screen.status_window.rows,
 499                                          screen.status_window.cols,
 500                                          screen.rows-1,
 501                                          0);
 502
 503         leaveok(screen.status_window.w, FALSE);
 504         keypad(screen.status_window.w, TRUE);
 505
 506 #ifdef ENABLE_COLORS
 507         if (options.enable_colors) {
 508                 /* set background attributes */
 509                 wbkgd(stdscr, COLOR_PAIR(COLOR_LIST));
 510                 wbkgd(screen.main_window.w,     COLOR_PAIR(COLOR_LIST));
 511                 wbkgd(screen.top_window.w,      COLOR_PAIR(COLOR_TITLE));
 512                 wbkgd(screen.progress_window.w, COLOR_PAIR(COLOR_PROGRESSBAR));
 513                 wbkgd(screen.status_window.w,   COLOR_PAIR(COLOR_STATUS));
 514                 colors_use(screen.progress_window.w, COLOR_PROGRESSBAR);
 515         }
 516 #endif
 517
 518         refresh();
 519
 520         /* initialize screens */
 521         screen_list_init(screen.main_window.w,
 522                          screen.main_window.cols, screen.main_window.rows);
 523
 524         if (mode_fn->open != NULL)
 525                 mode_fn->open(c);
 526
 527         /* initialize wreadln */
 528         wrln_wgetch = my_wgetch;
 529         wrln_max_history_length = 16;
 530 }
 531
 532 void
 533 screen_paint(mpdclient_t *c)
 534 {
 535         const char *title = NULL;
 536
 537         if (mode_fn->get_title != NULL)
 538                 title = mode_fn->get_title(screen.buf, screen.buf_size);
 539
 540         /* paint the title/header window */
 541         if( title )
 542                 paint_top_window(title, c, 1);
 543         else
 544                 paint_top_window("", c, 1);
 545
 546         /* paint the main window */
 547         wclear(screen.main_window.w);
 548         if (mode_fn->paint != NULL)
 549                 mode_fn->paint();
 550
 551         paint_progress_window(c);
 552         paint_status_window(c);
 553         wmove(screen.main_window.w, 0, 0);
 554         wnoutrefresh(screen.main_window.w);
 555
 556         /* tell curses to update */
 557         doupdate();
 558 }
 559
 560 void
 561 screen_update(mpdclient_t *c)
 562 {
 563         static int repeat = -1;
 564         static int random_enabled = -1;
 565         static int crossfade = -1;
 566         static int dbupdate = -1;
 567
 568         /* print a message if mpd status has changed */
 569         if (c->status != NULL) {
 570                 if (repeat < 0) {
 571                         repeat = c->status->repeat;
 572                         random_enabled = c->status->random;
 573                         crossfade = c->status->crossfade;
 574                         dbupdate = c->status->updatingDb;
 575                 }
 576
 577                 if (repeat != c->status->repeat)
 578                         screen_status_printf(c->status->repeat ?
 579                                              _("Repeat is on") :
 580                                              _("Repeat is off"));
 581
 582                 if (random_enabled != c->status->random)
 583                         screen_status_printf(c->status->random ?
 584                                              _("Random is on") :
 585                                              _("Random is off"));
 586
 587                 if (crossfade != c->status->crossfade)
 588                         screen_status_printf(_("Crossfade %d seconds"), c->status->crossfade);
 589
 590                 if (dbupdate && dbupdate != c->status->updatingDb) {
 591                         screen_status_printf(_("Database updated!"));
 592                         mpdclient_browse_callback(c, BROWSE_DB_UPDATED, NULL);
 593                 }
 594
 595                 repeat = c->status->repeat;
 596                 random_enabled = c->status->random;
 597                 crossfade = c->status->crossfade;
 598                 dbupdate = c->status->updatingDb;
 599         }
 600
 601         /* update title/header window */
 602         if (welcome && options.welcome_screen_list &&
 603             screen.last_cmd==CMD_NONE &&
 604             time(NULL)-screen.start_timestamp <= SCREEN_WELCOME_TIME)
 605                 paint_top_window("", c, 0);
 606         else if (mode_fn->get_title != NULL) {
 607                 paint_top_window(mode_fn->get_title(screen.buf,screen.buf_size), c, 0);
 608                 welcome = FALSE;
 609         } else
 610                 paint_top_window("", c, 0);
 611
 612         /* update the main window */
 613         if (mode_fn->update != NULL)
 614                 mode_fn->update(c);
 615
 616         /* update progress window */
 617         paint_progress_window(c);
 618
 619         /* update status window */
 620         paint_status_window(c);
 621
 622         /* move the cursor to the origin */
 623         wmove(screen.main_window.w, 0, 0);
 624         wnoutrefresh(screen.main_window.w);
 625
 626         /* tell curses to update */
 627         doupdate();
 628 }
 629
 630 void
 631 screen_idle(mpdclient_t *c)
 632 {
 633         if (c->song && seek_id == c->song->id &&
 634             (screen.last_cmd == CMD_SEEK_FORWARD ||
 635              screen.last_cmd == CMD_SEEK_BACKWARD))
 636                 mpdclient_cmd_seek(c, seek_id, seek_target_time);
 637
 638         screen.last_cmd = CMD_NONE;
 639         seek_id = -1;
 640 }
 641
 642 #ifdef HAVE_GETMOUSE
 643 int
 644 screen_get_mouse_event(mpdclient_t *c, unsigned long *bstate, int *row)
 645 {
 646         MEVENT event;
 647
 648         /* retreive the mouse event from ncurses */
 649         getmouse(&event);
 650         /* calculate the selected row in the list window */
 651         *row = event.y - screen.top_window.rows;
 652         /* copy button state bits */
 653         *bstate = event.bstate;
 654         /* if button 2 was pressed switch screen */
 655         if (event.bstate & BUTTON2_CLICKED) {
 656                 screen_cmd(c, CMD_SCREEN_NEXT);
 657                 return 1;
 658         }
 659
 660         return 0;
 661 }
 662 #endif
 663
 664 static int
 665 screen_client_cmd(mpdclient_t *c, command_t cmd)
 666 {
 667         if (c->connection == NULL || c->status == NULL)
 668                 return 0;
 669
 670         switch(cmd) {
 671                 /*
 672         case CMD_PLAY:
 673                 mpdclient_cmd_play(c, MPD_PLAY_AT_BEGINNING);
 674                 break;
 675                 */
 676         case CMD_PAUSE:
 677                 mpdclient_cmd_pause(c, !IS_PAUSED(c->status->state));
 678                 break;
 679         case CMD_STOP:
 680                 mpdclient_cmd_stop(c);
 681                 break;
 682         case CMD_CROP:
 683                 mpdclient_cmd_crop(c);
 684                 break;
 685         case CMD_SEEK_FORWARD:
 686                 if (!IS_STOPPED(c->status->state)) {
 687                         if (c->song && seek_id != c->song->id) {
 688                                 seek_id = c->song->id;
 689                                 seek_target_time = c->status->elapsedTime;
 690                         }
 691                         seek_target_time+=options.seek_time;
 692                         if (seek_target_time < c->status->totalTime)
 693                                 break;
 694                         seek_target_time = c->status->totalTime;
 695                         /* seek_target_time=0; */
 696                 }
 697                 break;
 698                 /* fall through... */
 699         case CMD_TRACK_NEXT:
 700                 if (!IS_STOPPED(c->status->state))
 701                         mpdclient_cmd_next(c);
 702                 break;
 703         case CMD_SEEK_BACKWARD:
 704                 if (!IS_STOPPED(c->status->state)) {
 705                         if (seek_id != c->song->id) {
 706                                 seek_id = c->song->id;
 707                                 seek_target_time = c->status->elapsedTime;
 708                         }
 709                         seek_target_time-=options.seek_time;
 710                         if (seek_target_time < 0)
 711                                 seek_target_time=0;
 712                 }
 713                 break;
 714         case CMD_TRACK_PREVIOUS:
 715                 if (!IS_STOPPED(c->status->state))
 716                         mpdclient_cmd_prev(c);
 717                 break;
 718         case CMD_SHUFFLE:
 719                 if (mpdclient_cmd_shuffle(c) == 0)
 720                         screen_status_message(_("Shuffled playlist!"));
 721                 break;
 722         case CMD_CLEAR:
 723                 if (mpdclient_cmd_clear(c) == 0)
 724                         screen_status_message(_("Cleared playlist!"));
 725                 break;
 726         case CMD_REPEAT:
 727                 mpdclient_cmd_repeat(c, !c->status->repeat);
 728                 break;
 729         case CMD_RANDOM:
 730                 mpdclient_cmd_random(c, !c->status->random);
 731                 break;
 732         case CMD_CROSSFADE:
 733                 if (c->status->crossfade)
 734                         mpdclient_cmd_crossfade(c, 0);
 735                 else
 736                         mpdclient_cmd_crossfade(c, options.crossfade_time);
 737                 break;
 738         case CMD_DB_UPDATE:
 739                 if (!c->status->updatingDb) {
 740                         if( mpdclient_cmd_db_update_utf8(c,NULL)==0 )
 741                                 screen_status_printf(_("Database update started!"));
 742                 } else
 743                         screen_status_printf(_("Database update running..."));
 744                 break;
 745         case CMD_VOLUME_UP:
 746                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume<100 )
 747                         mpdclient_cmd_volume(c, ++c->status->volume);
 748                 break;
 749         case CMD_VOLUME_DOWN:
 750                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume>0 )
 751                         mpdclient_cmd_volume(c, --c->status->volume);
 752                 break;
 753
 754         default:
 755                 return 0;
 756         }
 757
 758         return 1;
 759 }
 760
 761 void
 762 screen_cmd(mpdclient_t *c, command_t cmd)
 763 {
 764         screen.last_cmd = cmd;
 765         welcome = FALSE;
 766
 767         if (mode_fn->cmd != NULL && mode_fn->cmd(c, cmd))
 768                 return;
 769
 770         if (screen_client_cmd(c, cmd))
 771                 return;
 772
 773         switch(cmd) {
 774         case CMD_TOGGLE_FIND_WRAP:
 775                 options.find_wrap = !options.find_wrap;
 776                 screen_status_printf(options.find_wrap ?
 777                                      _("Find mode: Wrapped") :
 778                                      _("Find mode: Normal"));
 779                 break;
 780         case CMD_TOGGLE_AUTOCENTER:
 781                 options.auto_center = !options.auto_center;
 782                 screen_status_printf(options.auto_center ?
 783                                      _("Auto center mode: On") :
 784                                      _("Auto center mode: Off"));
 785                 break;
 786         case CMD_SCREEN_UPDATE:
 787                 screen_paint(c);
 788                 break;
 789         case CMD_SCREEN_PREVIOUS:
 790                 screen_next_mode(c, -1);
 791                 break;
 792         case CMD_SCREEN_NEXT:
 793                 screen_next_mode(c, 1);
 794                 break;
 795         case CMD_SCREEN_PLAY:
 796                 screen_switch(&screen_playlist, c);
 797                 break;
 798         case CMD_SCREEN_FILE:
 799                 screen_switch(&screen_browse, c);
 800                 break;
 801         case CMD_SCREEN_HELP:
 802                 screen_switch(&screen_help, c);
 803                 break;
 804 #ifdef ENABLE_SEARCH_SCREEN
 805         case CMD_SCREEN_SEARCH:
 806                 screen_switch(&screen_search, c);
 807                 break;
 808 #endif
 809 #ifdef ENABLE_ARTIST_SCREEN
 810         case CMD_SCREEN_ARTIST:
 811                 screen_switch(&screen_artist, c);
 812                 break;
 813 #endif
 814 #ifdef ENABLE_KEYDEF_SCREEN
 815         case CMD_SCREEN_KEYDEF:
 816                 screen_switch(&screen_keydef, c);
 817                 break;
 818 #endif
 819 #ifdef ENABLE_LYRICS_SCREEN
 820         case CMD_SCREEN_LYRICS:
 821                 screen_switch(&screen_lyrics, c);
 822                 break;
 823 #endif
 824         default:
 825                 break;
 826         }
 827 }