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 "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 #endif
 163         }
 164
 165         if (c->status == NULL || c->status->volume == MPD_STATUS_NO_VOLUME) {
 166                 g_snprintf(buf, 32, _("Volume n/a "));
 167         } else {
 168                 g_snprintf(buf, 32, _(" Volume %d%%"), c->status->volume);
 169         }
 170         colors_use(w, COLOR_TITLE);
 171         mvwaddstr(w, 0, screen.top_window.cols - utf8_width(buf), buf);
 172
 173         flags[0] = 0;
 174         if (c->status != NULL) {
 175                 if (c->status->repeat)
 176                         g_strlcat(flags, "r", sizeof(flags));
 177                 if (c->status->random)
 178                         g_strlcat(flags, "z", sizeof(flags));;
 179                 if (c->status->crossfade)
 180                         g_strlcat(flags, "x", sizeof(flags));
 181                 if (c->status->updatingDb)
 182                         g_strlcat(flags, "U", sizeof(flags));
 183         }
 184
 185         colors_use(w, COLOR_LINE);
 186         mvwhline(w, 1, 0, ACS_HLINE, screen.top_window.cols);
 187         if (flags[0]) {
 188                 wmove(w,1,screen.top_window.cols-strlen(flags)-3);
 189                 waddch(w, '[');
 190                 colors_use(w, COLOR_LINE_BOLD);
 191                 waddstr(w, flags);
 192                 colors_use(w, COLOR_LINE);
 193                 waddch(w, ']');
 194         }
 195         wnoutrefresh(w);
 196 }
 197
 198 static void
 199 paint_top_window(const char *header, mpdclient_t *c, int full_repaint)
 200 {
 201         static int prev_volume = -1;
 202         static unsigned prev_header_len = -1;
 203         WINDOW *w = screen.top_window.w;
 204
 205         if (prev_header_len != utf8_width(header)) {
 206                 prev_header_len = utf8_width(header);
 207                 full_repaint = 1;
 208         }
 209
 210         if (full_repaint) {
 211                 wmove(w, 0, 0);
 212                 wclrtoeol(w);
 213         }
 214
 215         if ((c->status != NULL && prev_volume != c->status->volume) ||
 216             full_repaint)
 217                 paint_top_window2(header, c);
 218 }
 219
 220 static void
 221 paint_progress_window(mpdclient_t *c)
 222 {
 223         double p;
 224         int width;
 225         int elapsedTime;
 226
 227         if (c->status==NULL || IS_STOPPED(c->status->state)) {
 228                 mvwhline(screen.progress_window.w, 0, 0, ACS_HLINE,
 229                          screen.progress_window.cols);
 230                 wnoutrefresh(screen.progress_window.w);
 231                 return;
 232         }
 233
 234         if (c->song && seek_id == c->song->id)
 235                 elapsedTime = seek_target_time;
 236         else
 237                 elapsedTime = c->status->elapsedTime;
 238
 239         p = ((double) elapsedTime) / ((double) c->status->totalTime);
 240
 241         width = (int) (p * (double) screen.progress_window.cols);
 242         mvwhline(screen.progress_window.w,
 243                  0, 0,
 244                  ACS_HLINE,
 245                  screen.progress_window.cols);
 246         whline(screen.progress_window.w, '=', width-1);
 247         mvwaddch(screen.progress_window.w, 0, width-1, 'O');
 248         wnoutrefresh(screen.progress_window.w);
 249 }
 250
 251 static void
 252 paint_status_window(mpdclient_t *c)
 253 {
 254         WINDOW *w = screen.status_window.w;
 255         mpd_Status *status = c->status;
 256         mpd_Song *song = c->song;
 257         int elapsedTime = 0;
 258 #ifdef NCMPC_MINI
 259         static char bitrate[1];
 260 #else
 261         char bitrate[16];
 262 #endif
 263         const char *str = NULL;
 264         int x = 0;
 265
 266         if( time(NULL) - screen.status_timestamp <= SCREEN_STATUS_MESSAGE_TIME )
 267                 return;
 268
 269         wmove(w, 0, 0);
 270         wclrtoeol(w);
 271         colors_use(w, COLOR_STATUS_BOLD);
 272
 273         switch (status == NULL ? MPD_STATUS_STATE_STOP : status->state) {
 274         case MPD_STATUS_STATE_PLAY:
 275                 str = _("Playing:");
 276                 break;
 277         case MPD_STATUS_STATE_PAUSE:
 278                 str = _("[Paused]");
 279                 break;
 280         case MPD_STATUS_STATE_STOP:
 281         default:
 282                 break;
 283         }
 284
 285         if (str) {
 286                 waddstr(w, str);
 287                 x += utf8_width(str) + 1;
 288         }
 289
 290         /* create time string */
 291         memset(screen.buf, 0, screen.buf_size);
 292         if (status != NULL && (IS_PLAYING(status->state) ||
 293                                IS_PAUSED(status->state))) {
 294                 if (status->totalTime > 0) {
 295                         /*checks the conf to see whether to display elapsed or remaining time */
 296                         if(!strcmp(options.timedisplay_type,"elapsed"))
 297                                 elapsedTime = c->status->elapsedTime;
 298                         else if(!strcmp(options.timedisplay_type,"remaining"))
 299                                 elapsedTime = (c->status->totalTime - c->status->elapsedTime);
 300
 301                         if( c->song && seek_id == c->song->id )
 302                                 elapsedTime = seek_target_time;
 303
 304                         /* display bitrate if visible-bitrate is true */
 305 #ifndef NCMPC_MINI
 306                         if (options.visible_bitrate) {
 307                                 g_snprintf(bitrate, 16,
 308                                            " [%d kbps]", status->bitRate);
 309                         } else {
 310                                 bitrate[0] = '\0';
 311                         }
 312 #endif
 313
 314                         /*write out the time, using hours if time over 60 minutes*/
 315                         if (c->status->totalTime > 3600) {
 316                                 g_snprintf(screen.buf, screen.buf_size,
 317                                            "%s [%i:%02i:%02i/%i:%02i:%02i]",
 318                                            bitrate, elapsedTime/3600, (elapsedTime%3600)/60, elapsedTime%60,
 319                                            status->totalTime/3600, (status->totalTime%3600)/60,  status->totalTime%60);
 320                         } else {
 321                                 g_snprintf(screen.buf, screen.buf_size,
 322                                            "%s [%i:%02i/%i:%02i]",
 323                                            bitrate, elapsedTime/60, elapsedTime%60,
 324                                            status->totalTime/60,   status->totalTime%60 );
 325                         }
 326 #ifndef NCMPC_MINI
 327                 } else {
 328                         g_snprintf(screen.buf, screen.buf_size,
 329                                    " [%d kbps]", status->bitRate );
 330 #endif
 331                 }
 332 #ifndef NCMPC_MINI
 333         } else {
 334                 time_t timep;
 335
 336                 time(&timep);
 337                 strftime(screen.buf, screen.buf_size, "%X ",localtime(&timep));
 338 #endif
 339         }
 340
 341         /* display song */
 342         if (status != NULL && (IS_PLAYING(status->state) ||
 343                                IS_PAUSED(status->state))) {
 344                 char songname[MAX_SONGNAME_LENGTH];
 345 #ifndef NCMPC_MINI
 346                 int width = COLS - x - utf8_width(screen.buf);
 347 #endif
 348
 349                 if (song)
 350                         strfsong(songname, MAX_SONGNAME_LENGTH,
 351                                  options.status_format, song);
 352                 else
 353                         songname[0] = '\0';
 354
 355                 colors_use(w, COLOR_STATUS);
 356                 /* scroll if the song name is to long */
 357 #ifndef NCMPC_MINI
 358                 if (options.scroll && utf8_width(songname) > (unsigned)width) {
 359                         static  scroll_state_t st = { 0, 0 };
 360                         char *tmp = strscroll(songname, options.scroll_sep, width, &st);
 361
 362                         g_strlcpy(songname, tmp, MAX_SONGNAME_LENGTH);
 363                         g_free(tmp);
 364                 }
 365 #endif
 366                 //mvwaddnstr(w, 0, x, songname, width);
 367                 mvwaddstr(w, 0, x, songname);
 368         }
 369
 370         /* display time string */
 371         if (screen.buf[0]) {
 372                 x = screen.status_window.cols - strlen(screen.buf);
 373                 colors_use(w, COLOR_STATUS_TIME);
 374                 mvwaddstr(w, 0, x, screen.buf);
 375         }
 376
 377         wnoutrefresh(w);
 378 }
 379
 380 void
 381 screen_exit(void)
 382 {
 383         if (mode_fn->close != NULL)
 384                 mode_fn->close();
 385
 386         screen_list_exit();
 387
 388         string_list_free(screen.find_history);
 389         g_free(screen.buf);
 390         g_free(screen.findbuf);
 391 }
 392
 393 void
 394 screen_resize(struct mpdclient *c)
 395 {
 396         if (COLS<SCREEN_MIN_COLS || LINES<SCREEN_MIN_ROWS) {
 397                 screen_exit();
 398                 fprintf(stderr, "%s", _("Error: Screen too small"));
 399                 exit(EXIT_FAILURE);
 400         }
 401
 402         resizeterm(LINES, COLS);
 403
 404         screen.cols = COLS;
 405         screen.rows = LINES;
 406
 407         /* top window */
 408         screen.top_window.cols = screen.cols;
 409         wresize(screen.top_window.w, 2, screen.cols);
 410
 411         /* main window */
 412         screen.main_window.cols = screen.cols;
 413         screen.main_window.rows = screen.rows-4;
 414         wresize(screen.main_window.w, screen.main_window.rows, screen.cols);
 415         wclear(screen.main_window.w);
 416
 417         /* progress window */
 418         screen.progress_window.cols = screen.cols;
 419         wresize(screen.progress_window.w, 1, screen.cols);
 420         mvwin(screen.progress_window.w, screen.rows-2, 0);
 421
 422         /* status window */
 423         screen.status_window.cols = screen.cols;
 424         wresize(screen.status_window.w, 1, screen.cols);
 425         mvwin(screen.status_window.w, screen.rows-1, 0);
 426
 427         screen.buf_size = screen.cols;
 428         g_free(screen.buf);
 429         screen.buf = g_malloc(screen.cols);
 430
 431         /* resize all screens */
 432         screen_list_resize(screen.main_window.cols, screen.main_window.rows);
 433
 434         /* ? - without this the cursor becomes visible with aterm & Eterm */
 435         curs_set(1);
 436         curs_set(0);
 437
 438         screen_paint(c);
 439 }
 440
 441 void
 442 screen_status_message(const char *msg)
 443 {
 444         WINDOW *w = screen.status_window.w;
 445
 446         wmove(w, 0, 0);
 447         wclrtoeol(w);
 448         colors_use(w, COLOR_STATUS_ALERT);
 449         waddstr(w, msg);
 450         wnoutrefresh(w);
 451         screen.status_timestamp = time(NULL);
 452 }
 453
 454 void
 455 screen_status_printf(const char *format, ...)
 456 {
 457         char *msg;
 458         va_list ap;
 459
 460         va_start(ap,format);
 461         msg = g_strdup_vprintf(format,ap);
 462         va_end(ap);
 463         screen_status_message(msg);
 464         g_free(msg);
 465 }
 466
 467 void
 468 screen_init(mpdclient_t *c)
 469 {
 470         if (COLS < SCREEN_MIN_COLS || LINES < SCREEN_MIN_ROWS) {
 471                 fprintf(stderr, "%s\n", _("Error: Screen too small"));
 472                 exit(EXIT_FAILURE);
 473         }
 474
 475         screen.cols = COLS;
 476         screen.rows = LINES;
 477
 478         screen.buf  = g_malloc(screen.cols);
 479         screen.buf_size = screen.cols;
 480         screen.findbuf = NULL;
 481         screen.start_timestamp = time(NULL);
 482         screen.last_cmd = CMD_NONE;
 483
 484         /* create top window */
 485         screen.top_window.rows = 2;
 486         screen.top_window.cols = screen.cols;
 487         screen.top_window.w = newwin(screen.top_window.rows,
 488                                       screen.top_window.cols,
 489                                       0, 0);
 490         leaveok(screen.top_window.w, TRUE);
 491         keypad(screen.top_window.w, TRUE);
 492
 493         /* create main window */
 494         screen.main_window.rows = screen.rows-4;
 495         screen.main_window.cols = screen.cols;
 496         screen.main_window.w = newwin(screen.main_window.rows,
 497                                        screen.main_window.cols,
 498                                        2,
 499                                        0);
 500
 501         //  leaveok(screen.main_window.w, TRUE); temporary disabled
 502         keypad(screen.main_window.w, TRUE);
 503
 504         /* create progress window */
 505         screen.progress_window.rows = 1;
 506         screen.progress_window.cols = screen.cols;
 507         screen.progress_window.w = newwin(screen.progress_window.rows,
 508                                            screen.progress_window.cols,
 509                                            screen.rows-2,
 510                                            0);
 511         leaveok(screen.progress_window.w, TRUE);
 512
 513         /* create status window */
 514         screen.status_window.rows = 1;
 515         screen.status_window.cols = screen.cols;
 516         screen.status_window.w = newwin(screen.status_window.rows,
 517                                          screen.status_window.cols,
 518                                          screen.rows-1,
 519                                          0);
 520
 521         leaveok(screen.status_window.w, FALSE);
 522         keypad(screen.status_window.w, TRUE);
 523
 524 #ifdef ENABLE_COLORS
 525         if (options.enable_colors) {
 526                 /* set background attributes */
 527                 wbkgd(stdscr, COLOR_PAIR(COLOR_LIST));
 528                 wbkgd(screen.main_window.w,     COLOR_PAIR(COLOR_LIST));
 529                 wbkgd(screen.top_window.w,      COLOR_PAIR(COLOR_TITLE));
 530                 wbkgd(screen.progress_window.w, COLOR_PAIR(COLOR_PROGRESSBAR));
 531                 wbkgd(screen.status_window.w,   COLOR_PAIR(COLOR_STATUS));
 532                 colors_use(screen.progress_window.w, COLOR_PROGRESSBAR);
 533         }
 534 #endif
 535
 536         refresh();
 537
 538         /* initialize screens */
 539         screen_list_init(screen.main_window.w,
 540                          screen.main_window.cols, screen.main_window.rows);
 541
 542         if (mode_fn->open != NULL)
 543                 mode_fn->open(c);
 544 }
 545
 546 void
 547 screen_paint(mpdclient_t *c)
 548 {
 549         const char *title = NULL;
 550
 551         if (mode_fn->get_title != NULL)
 552                 title = mode_fn->get_title(screen.buf, screen.buf_size);
 553
 554         /* paint the title/header window */
 555         if( title )
 556                 paint_top_window(title, c, 1);
 557         else
 558                 paint_top_window("", c, 1);
 559
 560         /* paint the main window */
 561         wclear(screen.main_window.w);
 562         if (mode_fn->paint != NULL)
 563                 mode_fn->paint();
 564
 565         paint_progress_window(c);
 566         paint_status_window(c);
 567         wmove(screen.main_window.w, 0, 0);
 568         wnoutrefresh(screen.main_window.w);
 569
 570         /* tell curses to update */
 571         doupdate();
 572 }
 573
 574 void
 575 screen_update(mpdclient_t *c)
 576 {
 577 #ifndef NCMPC_MINI
 578         static int repeat = -1;
 579         static int random_enabled = -1;
 580         static int crossfade = -1;
 581         static int dbupdate = -1;
 582
 583         /* print a message if mpd status has changed */
 584         if (c->status != NULL) {
 585                 if (repeat < 0) {
 586                         repeat = c->status->repeat;
 587                         random_enabled = c->status->random;
 588                         crossfade = c->status->crossfade;
 589                         dbupdate = c->status->updatingDb;
 590                 }
 591
 592                 if (repeat != c->status->repeat)
 593                         screen_status_printf(c->status->repeat ?
 594                                              _("Repeat is on") :
 595                                              _("Repeat is off"));
 596
 597                 if (random_enabled != c->status->random)
 598                         screen_status_printf(c->status->random ?
 599                                              _("Random is on") :
 600                                              _("Random is off"));
 601
 602                 if (crossfade != c->status->crossfade)
 603                         screen_status_printf(_("Crossfade %d seconds"), c->status->crossfade);
 604
 605                 if (dbupdate && dbupdate != c->status->updatingDb) {
 606                         screen_status_printf(_("Database updated"));
 607                         mpdclient_browse_callback(c, BROWSE_DB_UPDATED, NULL);
 608                 }
 609
 610                 repeat = c->status->repeat;
 611                 random_enabled = c->status->random;
 612                 crossfade = c->status->crossfade;
 613                 dbupdate = c->status->updatingDb;
 614         }
 615
 616         /* update title/header window */
 617         if (welcome && options.welcome_screen_list &&
 618             screen.last_cmd==CMD_NONE &&
 619             time(NULL)-screen.start_timestamp <= SCREEN_WELCOME_TIME)
 620                 paint_top_window("", c, 0);
 621         else
 622 #endif
 623         if (mode_fn->get_title != NULL) {
 624                 paint_top_window(mode_fn->get_title(screen.buf,screen.buf_size), c, 0);
 625 #ifndef NCMPC_MINI
 626                 welcome = FALSE;
 627 #endif
 628         } else
 629                 paint_top_window("", c, 0);
 630
 631         /* update the main window */
 632         if (mode_fn->update != NULL)
 633                 mode_fn->update(c);
 634
 635         /* update progress window */
 636         paint_progress_window(c);
 637
 638         /* update status window */
 639         paint_status_window(c);
 640
 641         /* move the cursor to the origin */
 642         wmove(screen.main_window.w, 0, 0);
 643         wnoutrefresh(screen.main_window.w);
 644
 645         /* tell curses to update */
 646         doupdate();
 647 }
 648
 649 void
 650 screen_idle(mpdclient_t *c)
 651 {
 652         if (c->song && seek_id == c->song->id &&
 653             (screen.last_cmd == CMD_SEEK_FORWARD ||
 654              screen.last_cmd == CMD_SEEK_BACKWARD))
 655                 mpdclient_cmd_seek(c, seek_id, seek_target_time);
 656
 657         screen.last_cmd = CMD_NONE;
 658         seek_id = -1;
 659 }
 660
 661 #ifdef HAVE_GETMOUSE
 662 int
 663 screen_get_mouse_event(mpdclient_t *c, unsigned long *bstate, int *row)
 664 {
 665         MEVENT event;
 666
 667         /* retreive the mouse event from ncurses */
 668         getmouse(&event);
 669         /* calculate the selected row in the list window */
 670         *row = event.y - screen.top_window.rows;
 671         /* copy button state bits */
 672         *bstate = event.bstate;
 673         /* if button 2 was pressed switch screen */
 674         if (event.bstate & BUTTON2_CLICKED) {
 675                 screen_cmd(c, CMD_SCREEN_NEXT);
 676                 return 1;
 677         }
 678
 679         return 0;
 680 }
 681 #endif
 682
 683 static int
 684 screen_client_cmd(mpdclient_t *c, command_t cmd)
 685 {
 686         if (c->connection == NULL || c->status == NULL)
 687                 return 0;
 688
 689         switch(cmd) {
 690                 /*
 691         case CMD_PLAY:
 692                 mpdclient_cmd_play(c, MPD_PLAY_AT_BEGINNING);
 693                 break;
 694                 */
 695         case CMD_PAUSE:
 696                 mpdclient_cmd_pause(c, !IS_PAUSED(c->status->state));
 697                 break;
 698         case CMD_STOP:
 699                 mpdclient_cmd_stop(c);
 700                 break;
 701         case CMD_CROP:
 702                 mpdclient_cmd_crop(c);
 703                 break;
 704         case CMD_SEEK_FORWARD:
 705                 if (!IS_STOPPED(c->status->state)) {
 706                         if (c->song && seek_id != c->song->id) {
 707                                 seek_id = c->song->id;
 708                                 seek_target_time = c->status->elapsedTime;
 709                         }
 710                         seek_target_time+=options.seek_time;
 711                         if (seek_target_time < c->status->totalTime)
 712                                 break;
 713                         seek_target_time = c->status->totalTime;
 714                         /* seek_target_time=0; */
 715                 }
 716                 break;
 717                 /* fall through... */
 718         case CMD_TRACK_NEXT:
 719                 if (!IS_STOPPED(c->status->state))
 720                         mpdclient_cmd_next(c);
 721                 break;
 722         case CMD_SEEK_BACKWARD:
 723                 if (!IS_STOPPED(c->status->state)) {
 724                         if (seek_id != c->song->id) {
 725                                 seek_id = c->song->id;
 726                                 seek_target_time = c->status->elapsedTime;
 727                         }
 728                         seek_target_time-=options.seek_time;
 729                         if (seek_target_time < 0)
 730                                 seek_target_time=0;
 731                 }
 732                 break;
 733         case CMD_TRACK_PREVIOUS:
 734                 if (!IS_STOPPED(c->status->state))
 735                         mpdclient_cmd_prev(c);
 736                 break;
 737         case CMD_SHUFFLE:
 738                 if (mpdclient_cmd_shuffle(c) == 0)
 739                         screen_status_message(_("Shuffled playlist"));
 740                 break;
 741         case CMD_CLEAR:
 742                 if (mpdclient_cmd_clear(c) == 0)
 743                         screen_status_message(_("Cleared playlist"));
 744                 break;
 745         case CMD_REPEAT:
 746                 mpdclient_cmd_repeat(c, !c->status->repeat);
 747                 break;
 748         case CMD_RANDOM:
 749                 mpdclient_cmd_random(c, !c->status->random);
 750                 break;
 751         case CMD_CROSSFADE:
 752                 if (c->status->crossfade)
 753                         mpdclient_cmd_crossfade(c, 0);
 754                 else
 755                         mpdclient_cmd_crossfade(c, options.crossfade_time);
 756                 break;
 757         case CMD_DB_UPDATE:
 758                 if (!c->status->updatingDb) {
 759                         if( mpdclient_cmd_db_update(c,NULL)==0 )
 760                                 screen_status_printf(_("Database update started"));
 761                 } else
 762                         screen_status_printf(_("Database update running..."));
 763                 break;
 764         case CMD_VOLUME_UP:
 765                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume<100 )
 766                         mpdclient_cmd_volume(c, ++c->status->volume);
 767                 break;
 768         case CMD_VOLUME_DOWN:
 769                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume>0 )
 770                         mpdclient_cmd_volume(c, --c->status->volume);
 771                 break;
 772
 773         default:
 774                 return 0;
 775         }
 776
 777         return 1;
 778 }
 779
 780 void
 781 screen_cmd(mpdclient_t *c, command_t cmd)
 782 {
 783         screen.last_cmd = cmd;
 784 #ifndef NCMPC_MINI
 785         welcome = FALSE;
 786 #endif
 787
 788         if (mode_fn->cmd != NULL && mode_fn->cmd(c, cmd))
 789                 return;
 790
 791         if (screen_client_cmd(c, cmd))
 792                 return;
 793
 794         switch(cmd) {
 795         case CMD_TOGGLE_FIND_WRAP:
 796                 options.find_wrap = !options.find_wrap;
 797                 screen_status_printf(options.find_wrap ?
 798                                      _("Find mode: Wrapped") :
 799                                      _("Find mode: Normal"));
 800                 break;
 801         case CMD_TOGGLE_AUTOCENTER:
 802                 options.auto_center = !options.auto_center;
 803                 screen_status_printf(options.auto_center ?
 804                                      _("Auto center mode: On") :
 805                                      _("Auto center mode: Off"));
 806                 break;
 807         case CMD_SCREEN_UPDATE:
 808                 screen_paint(c);
 809                 break;
 810         case CMD_SCREEN_PREVIOUS:
 811                 screen_next_mode(c, -1);
 812                 break;
 813         case CMD_SCREEN_NEXT:
 814                 screen_next_mode(c, 1);
 815                 break;
 816         case CMD_SCREEN_PLAY:
 817                 screen_switch(&screen_playlist, c);
 818                 break;
 819         case CMD_SCREEN_FILE:
 820                 screen_switch(&screen_browse, c);
 821                 break;
 822 #ifdef ENABLE_HELP_SCREEN
 823         case CMD_SCREEN_HELP:
 824                 screen_switch(&screen_help, c);
 825                 break;
 826 #endif
 827 #ifdef ENABLE_SEARCH_SCREEN
 828         case CMD_SCREEN_SEARCH:
 829                 screen_switch(&screen_search, c);
 830                 break;
 831 #endif
 832 #ifdef ENABLE_ARTIST_SCREEN
 833         case CMD_SCREEN_ARTIST:
 834                 screen_switch(&screen_artist, c);
 835                 break;
 836 #endif
 837 #ifdef ENABLE_KEYDEF_SCREEN
 838         case CMD_SCREEN_KEYDEF:
 839                 screen_switch(&screen_keydef, c);
 840                 break;
 841 #endif
 842 #ifdef ENABLE_LYRICS_SCREEN
 843         case CMD_SCREEN_LYRICS:
 844                 screen_switch(&screen_lyrics, c);
 845                 break;
 846 #endif
 847         default:
 848                 break;
 849         }
 850 }