src/screen.c

   1 /* ncmpc (Ncurses MPD Client)
   2  * (c) 2004-2009 The Music Player Daemon Project
   3  * Project homepage: http://musicpd.org
   4
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #include "screen.h"
  21 #include "screen_list.h"
  22 #include "screen_utils.h"
  23 #include "config.h"
  24 #include "i18n.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 #ifndef NCMPC_MINI
  33 #include "hscroll.h"
  34 #endif
  35
  36 #include <stdlib.h>
  37 #include <unistd.h>
  38 #include <stdarg.h>
  39 #include <string.h>
  40 #include <time.h>
  41 #include <locale.h>
  42
  43 #ifndef NCMPC_MINI
  44 /** welcome message time [s] */
  45 static const GTime SCREEN_WELCOME_TIME = 10;
  46 #endif
  47
  48 /** status message time [s] */
  49 static const GTime SCREEN_STATUS_MESSAGE_TIME = 3;
  50
  51 /* minumum window size */
  52 static const int SCREEN_MIN_COLS = 14;
  53 static const int SCREEN_MIN_ROWS = 5;
  54
  55 /* screens */
  56
  57 #ifndef NCMPC_MINI
  58 static gboolean welcome = TRUE;
  59 #endif
  60
  61 struct screen screen;
  62 static const struct screen_functions *mode_fn = &screen_playlist;
  63 static int seek_id = -1;
  64 static int seek_target_time = 0;
  65
  66 gboolean
  67 screen_is_visible(const struct screen_functions *sf)
  68 {
  69         return sf == mode_fn;
  70 }
  71
  72 void
  73 screen_switch(const struct screen_functions *sf, struct mpdclient *c)
  74 {
  75         assert(sf != NULL);
  76
  77         if (sf == mode_fn)
  78                 return;
  79
  80         /* close the old mode */
  81         if (mode_fn->close != NULL)
  82                 mode_fn->close();
  83
  84         /* get functions for the new mode */
  85         mode_fn = sf;
  86
  87         /* open the new mode */
  88         if (mode_fn->open != NULL)
  89                 mode_fn->open(c);
  90
  91         screen_paint(c);
  92 }
  93
  94 static int
  95 find_configured_screen(const char *name)
  96 {
  97         unsigned i;
  98
  99         for (i = 0; options.screen_list[i] != NULL; ++i)
 100                 if (strcmp(options.screen_list[i], name) == 0)
 101                         return i;
 102
 103         return -1;
 104 }
 105
 106 static void
 107 screen_next_mode(mpdclient_t *c, int offset)
 108 {
 109         int max = g_strv_length(options.screen_list);
 110         int current, next;
 111         const struct screen_functions *sf;
 112
 113         /* find current screen */
 114         current = find_configured_screen(screen_get_name(mode_fn));
 115         next = current + offset;
 116         if (next<0)
 117                 next = max-1;
 118         else if (next>=max)
 119                 next = 0;
 120
 121         sf = screen_lookup_name(options.screen_list[next]);
 122         if (sf != NULL)
 123                 screen_switch(sf, c);
 124 }
 125
 126 #ifndef NCMPC_MINI
 127 static void
 128 print_hotkey(WINDOW *w, command_t cmd, const char *label)
 129 {
 130         colors_use(w, COLOR_TITLE_BOLD);
 131         waddstr(w, get_key_names(cmd, FALSE));
 132         colors_use(w, COLOR_TITLE);
 133         waddch(w, ':');
 134         waddstr(w, label);
 135         waddch(w, ' ');
 136         waddch(w, ' ');
 137 }
 138 #endif
 139
 140 static void
 141 paint_top_window2(const char *header, mpdclient_t *c)
 142 {
 143         char flags[5];
 144         WINDOW *w = screen.top_window.w;
 145         char buf[32];
 146
 147         if (header[0]) {
 148                 colors_use(w, COLOR_TITLE_BOLD);
 149                 mvwaddstr(w, 0, 0, header);
 150 #ifndef NCMPC_MINI
 151         } else {
 152 #ifdef ENABLE_HELP_SCREEN
 153                 print_hotkey(w, CMD_SCREEN_HELP, _("Help"));
 154 #endif
 155                 print_hotkey(w, CMD_SCREEN_PLAY, _("Playlist"));
 156                 print_hotkey(w, CMD_SCREEN_FILE, _("Browse"));
 157 #ifdef ENABLE_ARTIST_SCREEN
 158                 print_hotkey(w, CMD_SCREEN_ARTIST, _("Artist"));
 159 #endif
 160 #ifdef ENABLE_SEARCH_SCREEN
 161                 print_hotkey(w, CMD_SCREEN_SEARCH, _("Search"));
 162 #endif
 163 #ifdef ENABLE_LYRICS_SCREEN
 164                 print_hotkey(w, CMD_SCREEN_LYRICS, _("Lyrics"));
 165 #endif
 166 #ifdef ENABLE_OUTPUTS_SCREEN
 167                 print_hotkey(w, CMD_SCREEN_OUTPUTS, _("Outputs"));
 168 #endif
 169 #endif
 170         }
 171
 172         if (c->status == NULL || c->status->volume == MPD_STATUS_NO_VOLUME) {
 173                 g_snprintf(buf, 32, _("Volume n/a "));
 174         } else {
 175                 g_snprintf(buf, 32, _(" Volume %d%%"), c->status->volume);
 176         }
 177         colors_use(w, COLOR_TITLE);
 178         mvwaddstr(w, 0, screen.top_window.cols - utf8_width(buf), buf);
 179
 180         flags[0] = 0;
 181         if (c->status != NULL) {
 182                 if (c->status->repeat)
 183                         g_strlcat(flags, "r", sizeof(flags));
 184                 if (c->status->random)
 185                         g_strlcat(flags, "z", sizeof(flags));;
 186                 if (c->status->crossfade)
 187                         g_strlcat(flags, "x", sizeof(flags));
 188                 if (c->status->updatingDb)
 189                         g_strlcat(flags, "U", sizeof(flags));
 190         }
 191
 192         colors_use(w, COLOR_LINE);
 193         mvwhline(w, 1, 0, ACS_HLINE, screen.top_window.cols);
 194         if (flags[0]) {
 195                 wmove(w,1,screen.top_window.cols-strlen(flags)-3);
 196                 waddch(w, '[');
 197                 colors_use(w, COLOR_LINE_BOLD);
 198                 waddstr(w, flags);
 199                 colors_use(w, COLOR_LINE);
 200                 waddch(w, ']');
 201         }
 202         wnoutrefresh(w);
 203 }
 204
 205 static void
 206 paint_top_window(const char *header, mpdclient_t *c, int full_repaint)
 207 {
 208         static int prev_volume = -1;
 209         static unsigned prev_header_len = -1;
 210         WINDOW *w = screen.top_window.w;
 211
 212         if (prev_header_len != utf8_width(header)) {
 213                 prev_header_len = utf8_width(header);
 214                 full_repaint = 1;
 215         }
 216
 217         if (full_repaint) {
 218                 wmove(w, 0, 0);
 219                 wclrtoeol(w);
 220         }
 221
 222         if ((c->status != NULL && prev_volume != c->status->volume) ||
 223             full_repaint)
 224                 paint_top_window2(header, c);
 225 }
 226
 227 static void
 228 paint_progress_window(mpdclient_t *c)
 229 {
 230         double p;
 231         int width;
 232         int elapsedTime;
 233
 234         if (c->status==NULL || IS_STOPPED(c->status->state)) {
 235                 mvwhline(screen.progress_window.w, 0, 0, ACS_HLINE,
 236                          screen.progress_window.cols);
 237                 wnoutrefresh(screen.progress_window.w);
 238                 return;
 239         }
 240
 241         if (c->song && seek_id == c->song->id)
 242                 elapsedTime = seek_target_time;
 243         else
 244                 elapsedTime = c->status->elapsedTime;
 245
 246         p = ((double) elapsedTime) / ((double) c->status->totalTime);
 247
 248         width = (int) (p * (double) screen.progress_window.cols);
 249         mvwhline(screen.progress_window.w,
 250                  0, 0,
 251                  ACS_HLINE,
 252                  screen.progress_window.cols);
 253         whline(screen.progress_window.w, '=', width-1);
 254         mvwaddch(screen.progress_window.w, 0, width-1, 'O');
 255         wnoutrefresh(screen.progress_window.w);
 256 }
 257
 258 static void
 259 paint_status_window(mpdclient_t *c)
 260 {
 261         WINDOW *w = screen.status_window.w;
 262         mpd_Status *status = c->status;
 263         mpd_Song *song = c->song;
 264         int elapsedTime = 0;
 265 #ifdef NCMPC_MINI
 266         static char bitrate[1];
 267 #else
 268         char bitrate[16];
 269 #endif
 270         const char *str = NULL;
 271         int x = 0;
 272
 273         if( time(NULL) - screen.status_timestamp <= SCREEN_STATUS_MESSAGE_TIME )
 274                 return;
 275
 276         wmove(w, 0, 0);
 277         wclrtoeol(w);
 278         colors_use(w, COLOR_STATUS_BOLD);
 279
 280         switch (status == NULL ? MPD_STATUS_STATE_STOP : status->state) {
 281         case MPD_STATUS_STATE_PLAY:
 282                 str = _("Playing:");
 283                 break;
 284         case MPD_STATUS_STATE_PAUSE:
 285                 str = _("[Paused]");
 286                 break;
 287         case MPD_STATUS_STATE_STOP:
 288         default:
 289                 break;
 290         }
 291
 292         if (str) {
 293                 waddstr(w, str);
 294                 x += utf8_width(str) + 1;
 295         }
 296
 297         /* create time string */
 298         memset(screen.buf, 0, screen.buf_size);
 299         if (status != NULL && (IS_PLAYING(status->state) ||
 300                                IS_PAUSED(status->state))) {
 301                 if (status->totalTime > 0) {
 302                         /*checks the conf to see whether to display elapsed or remaining time */
 303                         if(!strcmp(options.timedisplay_type,"elapsed"))
 304                                 elapsedTime = c->status->elapsedTime;
 305                         else if(!strcmp(options.timedisplay_type,"remaining"))
 306                                 elapsedTime = (c->status->totalTime - c->status->elapsedTime);
 307
 308                         if( c->song && seek_id == c->song->id )
 309                                 elapsedTime = seek_target_time;
 310
 311                         /* display bitrate if visible-bitrate is true */
 312 #ifndef NCMPC_MINI
 313                         if (options.visible_bitrate) {
 314                                 g_snprintf(bitrate, 16,
 315                                            " [%d kbps]", status->bitRate);
 316                         } else {
 317                                 bitrate[0] = '\0';
 318                         }
 319 #endif
 320
 321                         /*write out the time, using hours if time over 60 minutes*/
 322                         if (c->status->totalTime > 3600) {
 323                                 g_snprintf(screen.buf, screen.buf_size,
 324                                            "%s [%i:%02i:%02i/%i:%02i:%02i]",
 325                                            bitrate, elapsedTime/3600, (elapsedTime%3600)/60, elapsedTime%60,
 326                                            status->totalTime/3600, (status->totalTime%3600)/60,  status->totalTime%60);
 327                         } else {
 328                                 g_snprintf(screen.buf, screen.buf_size,
 329                                            "%s [%i:%02i/%i:%02i]",
 330                                            bitrate, elapsedTime/60, elapsedTime%60,
 331                                            status->totalTime/60,   status->totalTime%60 );
 332                         }
 333 #ifndef NCMPC_MINI
 334                 } else {
 335                         g_snprintf(screen.buf, screen.buf_size,
 336                                    " [%d kbps]", status->bitRate );
 337 #endif
 338                 }
 339 #ifndef NCMPC_MINI
 340         } else {
 341                 time_t timep;
 342
 343                 time(&timep);
 344                 strftime(screen.buf, screen.buf_size, "%X ",localtime(&timep));
 345 #endif
 346         }
 347
 348         /* display song */
 349         if (status != NULL && (IS_PLAYING(status->state) ||
 350                                IS_PAUSED(status->state))) {
 351                 char songname[MAX_SONGNAME_LENGTH];
 352 #ifndef NCMPC_MINI
 353                 int width = COLS - x - utf8_width(screen.buf);
 354 #endif
 355
 356                 if (song)
 357                         strfsong(songname, MAX_SONGNAME_LENGTH,
 358                                  options.status_format, song);
 359                 else
 360                         songname[0] = '\0';
 361
 362                 colors_use(w, COLOR_STATUS);
 363                 /* scroll if the song name is to long */
 364 #ifndef NCMPC_MINI
 365                 if (options.scroll && utf8_width(songname) > (unsigned)width) {
 366                         static  scroll_state_t st = { 0, 0 };
 367                         char *tmp = strscroll(songname, options.scroll_sep, width, &st);
 368
 369                         g_strlcpy(songname, tmp, MAX_SONGNAME_LENGTH);
 370                         g_free(tmp);
 371                 }
 372 #endif
 373                 //mvwaddnstr(w, 0, x, songname, width);
 374                 mvwaddstr(w, 0, x, songname);
 375         }
 376
 377         /* display time string */
 378         if (screen.buf[0]) {
 379                 x = screen.status_window.cols - strlen(screen.buf);
 380                 colors_use(w, COLOR_STATUS_TIME);
 381                 mvwaddstr(w, 0, x, screen.buf);
 382         }
 383
 384         wnoutrefresh(w);
 385 }
 386
 387 void
 388 screen_exit(void)
 389 {
 390         if (mode_fn->close != NULL)
 391                 mode_fn->close();
 392
 393         screen_list_exit();
 394
 395         string_list_free(screen.find_history);
 396         g_free(screen.buf);
 397         g_free(screen.findbuf);
 398 }
 399
 400 void
 401 screen_resize(struct mpdclient *c)
 402 {
 403         if (COLS<SCREEN_MIN_COLS || LINES<SCREEN_MIN_ROWS) {
 404                 screen_exit();
 405                 fprintf(stderr, "%s", _("Error: Screen too small"));
 406                 exit(EXIT_FAILURE);
 407         }
 408
 409         resizeterm(LINES, COLS);
 410
 411         screen.cols = COLS;
 412         screen.rows = LINES;
 413
 414         /* top window */
 415         screen.top_window.cols = screen.cols;
 416         wresize(screen.top_window.w, 2, screen.cols);
 417
 418         /* main window */
 419         screen.main_window.cols = screen.cols;
 420         screen.main_window.rows = screen.rows-4;
 421         wresize(screen.main_window.w, screen.main_window.rows, screen.cols);
 422         wclear(screen.main_window.w);
 423
 424         /* progress window */
 425         screen.progress_window.cols = screen.cols;
 426         wresize(screen.progress_window.w, 1, screen.cols);
 427         mvwin(screen.progress_window.w, screen.rows-2, 0);
 428
 429         /* status window */
 430         screen.status_window.cols = screen.cols;
 431         wresize(screen.status_window.w, 1, screen.cols);
 432         mvwin(screen.status_window.w, screen.rows-1, 0);
 433
 434         screen.buf_size = screen.cols;
 435         g_free(screen.buf);
 436         screen.buf = g_malloc(screen.cols);
 437
 438         /* resize all screens */
 439         screen_list_resize(screen.main_window.cols, screen.main_window.rows);
 440
 441         /* ? - without this the cursor becomes visible with aterm & Eterm */
 442         curs_set(1);
 443         curs_set(0);
 444
 445         screen_paint(c);
 446 }
 447
 448 void
 449 screen_status_message(const char *msg)
 450 {
 451         WINDOW *w = screen.status_window.w;
 452
 453         wmove(w, 0, 0);
 454         wclrtoeol(w);
 455         colors_use(w, COLOR_STATUS_ALERT);
 456         waddstr(w, msg);
 457         wnoutrefresh(w);
 458         screen.status_timestamp = time(NULL);
 459 }
 460
 461 void
 462 screen_status_printf(const char *format, ...)
 463 {
 464         char *msg;
 465         va_list ap;
 466
 467         va_start(ap,format);
 468         msg = g_strdup_vprintf(format,ap);
 469         va_end(ap);
 470         screen_status_message(msg);
 471         g_free(msg);
 472 }
 473
 474 void
 475 screen_init(mpdclient_t *c)
 476 {
 477         if (COLS < SCREEN_MIN_COLS || LINES < SCREEN_MIN_ROWS) {
 478                 fprintf(stderr, "%s\n", _("Error: Screen too small"));
 479                 exit(EXIT_FAILURE);
 480         }
 481
 482         screen.cols = COLS;
 483         screen.rows = LINES;
 484
 485         screen.buf  = g_malloc(screen.cols);
 486         screen.buf_size = screen.cols;
 487         screen.findbuf = NULL;
 488         screen.start_timestamp = time(NULL);
 489         screen.last_cmd = CMD_NONE;
 490
 491         /* create top window */
 492         screen.top_window.rows = 2;
 493         screen.top_window.cols = screen.cols;
 494         screen.top_window.w = newwin(screen.top_window.rows,
 495                                       screen.top_window.cols,
 496                                       0, 0);
 497         leaveok(screen.top_window.w, TRUE);
 498         keypad(screen.top_window.w, TRUE);
 499
 500         /* create main window */
 501         screen.main_window.rows = screen.rows-4;
 502         screen.main_window.cols = screen.cols;
 503         screen.main_window.w = newwin(screen.main_window.rows,
 504                                        screen.main_window.cols,
 505                                        2,
 506                                        0);
 507
 508         //  leaveok(screen.main_window.w, TRUE); temporary disabled
 509         keypad(screen.main_window.w, TRUE);
 510
 511         /* create progress window */
 512         screen.progress_window.rows = 1;
 513         screen.progress_window.cols = screen.cols;
 514         screen.progress_window.w = newwin(screen.progress_window.rows,
 515                                            screen.progress_window.cols,
 516                                            screen.rows-2,
 517                                            0);
 518         leaveok(screen.progress_window.w, TRUE);
 519
 520         /* create status window */
 521         screen.status_window.rows = 1;
 522         screen.status_window.cols = screen.cols;
 523         screen.status_window.w = newwin(screen.status_window.rows,
 524                                          screen.status_window.cols,
 525                                          screen.rows-1,
 526                                          0);
 527
 528         leaveok(screen.status_window.w, FALSE);
 529         keypad(screen.status_window.w, TRUE);
 530
 531 #ifdef ENABLE_COLORS
 532         if (options.enable_colors) {
 533                 /* set background attributes */
 534                 wbkgd(stdscr, COLOR_PAIR(COLOR_LIST));
 535                 wbkgd(screen.main_window.w,     COLOR_PAIR(COLOR_LIST));
 536                 wbkgd(screen.top_window.w,      COLOR_PAIR(COLOR_TITLE));
 537                 wbkgd(screen.progress_window.w, COLOR_PAIR(COLOR_PROGRESSBAR));
 538                 wbkgd(screen.status_window.w,   COLOR_PAIR(COLOR_STATUS));
 539                 colors_use(screen.progress_window.w, COLOR_PROGRESSBAR);
 540         }
 541 #endif
 542
 543         refresh();
 544
 545         /* initialize screens */
 546         screen_list_init(screen.main_window.w,
 547                          screen.main_window.cols, screen.main_window.rows);
 548
 549         if (mode_fn->open != NULL)
 550                 mode_fn->open(c);
 551 }
 552
 553 void
 554 screen_paint(mpdclient_t *c)
 555 {
 556         const char *title = NULL;
 557
 558         if (mode_fn->get_title != NULL)
 559                 title = mode_fn->get_title(screen.buf, screen.buf_size);
 560
 561         /* paint the title/header window */
 562         if( title )
 563                 paint_top_window(title, c, 1);
 564         else
 565                 paint_top_window("", c, 1);
 566
 567         /* paint the main window */
 568         wclear(screen.main_window.w);
 569         if (mode_fn->paint != NULL)
 570                 mode_fn->paint();
 571
 572         paint_progress_window(c);
 573         paint_status_window(c);
 574         wmove(screen.main_window.w, 0, 0);
 575         wnoutrefresh(screen.main_window.w);
 576
 577         /* tell curses to update */
 578         doupdate();
 579 }
 580
 581 void
 582 screen_update(mpdclient_t *c)
 583 {
 584 #ifndef NCMPC_MINI
 585         static int repeat = -1;
 586         static int random_enabled = -1;
 587         static int crossfade = -1;
 588         static int dbupdate = -1;
 589
 590         /* print a message if mpd status has changed */
 591         if (c->status != NULL) {
 592                 if (repeat < 0) {
 593                         repeat = c->status->repeat;
 594                         random_enabled = c->status->random;
 595                         crossfade = c->status->crossfade;
 596                         dbupdate = c->status->updatingDb;
 597                 }
 598
 599                 if (repeat != c->status->repeat)
 600                         screen_status_printf(c->status->repeat ?
 601                                              _("Repeat is on") :
 602                                              _("Repeat is off"));
 603
 604                 if (random_enabled != c->status->random)
 605                         screen_status_printf(c->status->random ?
 606                                              _("Random is on") :
 607                                              _("Random is off"));
 608
 609                 if (crossfade != c->status->crossfade)
 610                         screen_status_printf(_("Crossfade %d seconds"), c->status->crossfade);
 611
 612                 if (dbupdate && dbupdate != c->status->updatingDb) {
 613                         screen_status_printf(_("Database updated"));
 614                         mpdclient_browse_callback(c, BROWSE_DB_UPDATED, NULL);
 615                 }
 616
 617                 repeat = c->status->repeat;
 618                 random_enabled = c->status->random;
 619                 crossfade = c->status->crossfade;
 620                 dbupdate = c->status->updatingDb;
 621         }
 622
 623         /* update title/header window */
 624         if (welcome && options.welcome_screen_list &&
 625             screen.last_cmd==CMD_NONE &&
 626             time(NULL)-screen.start_timestamp <= SCREEN_WELCOME_TIME)
 627                 paint_top_window("", c, 0);
 628         else
 629 #endif
 630         if (mode_fn->get_title != NULL) {
 631                 paint_top_window(mode_fn->get_title(screen.buf,screen.buf_size), c, 0);
 632 #ifndef NCMPC_MINI
 633                 welcome = FALSE;
 634 #endif
 635         } else
 636                 paint_top_window("", c, 0);
 637
 638         /* update the main window */
 639         if (mode_fn->update != NULL)
 640                 mode_fn->update(c);
 641
 642         /* update progress window */
 643         paint_progress_window(c);
 644
 645         /* update status window */
 646         paint_status_window(c);
 647
 648         /* move the cursor to the origin */
 649         wmove(screen.main_window.w, 0, 0);
 650         wnoutrefresh(screen.main_window.w);
 651
 652         /* tell curses to update */
 653         doupdate();
 654 }
 655
 656 void
 657 screen_idle(mpdclient_t *c)
 658 {
 659         if (c->song && seek_id == c->song->id &&
 660             (screen.last_cmd == CMD_SEEK_FORWARD ||
 661              screen.last_cmd == CMD_SEEK_BACKWARD))
 662                 mpdclient_cmd_seek(c, seek_id, seek_target_time);
 663
 664         screen.last_cmd = CMD_NONE;
 665         seek_id = -1;
 666 }
 667
 668 #ifdef HAVE_GETMOUSE
 669 int
 670 screen_get_mouse_event(mpdclient_t *c, unsigned long *bstate, int *row)
 671 {
 672         MEVENT event;
 673
 674         /* retreive the mouse event from ncurses */
 675         getmouse(&event);
 676         /* calculate the selected row in the list window */
 677         *row = event.y - screen.top_window.rows;
 678         /* copy button state bits */
 679         *bstate = event.bstate;
 680         /* if button 2 was pressed switch screen */
 681         if (event.bstate & BUTTON2_CLICKED) {
 682                 screen_cmd(c, CMD_SCREEN_NEXT);
 683                 return 1;
 684         }
 685
 686         return 0;
 687 }
 688 #endif
 689
 690 static int
 691 screen_client_cmd(mpdclient_t *c, command_t cmd)
 692 {
 693         if (c->connection == NULL || c->status == NULL)
 694                 return 0;
 695
 696         switch(cmd) {
 697                 /*
 698         case CMD_PLAY:
 699                 mpdclient_cmd_play(c, MPD_PLAY_AT_BEGINNING);
 700                 break;
 701                 */
 702         case CMD_PAUSE:
 703                 mpdclient_cmd_pause(c, !IS_PAUSED(c->status->state));
 704                 break;
 705         case CMD_STOP:
 706                 mpdclient_cmd_stop(c);
 707                 break;
 708         case CMD_CROP:
 709                 mpdclient_cmd_crop(c);
 710                 break;
 711         case CMD_SEEK_FORWARD:
 712                 if (!IS_STOPPED(c->status->state)) {
 713                         if (c->song && seek_id != c->song->id) {
 714                                 seek_id = c->song->id;
 715                                 seek_target_time = c->status->elapsedTime;
 716                         }
 717                         seek_target_time+=options.seek_time;
 718                         if (seek_target_time < c->status->totalTime)
 719                                 break;
 720                         seek_target_time = c->status->totalTime;
 721                         /* seek_target_time=0; */
 722                 }
 723                 break;
 724                 /* fall through... */
 725         case CMD_TRACK_NEXT:
 726                 if (!IS_STOPPED(c->status->state))
 727                         mpdclient_cmd_next(c);
 728                 break;
 729         case CMD_SEEK_BACKWARD:
 730                 if (!IS_STOPPED(c->status->state)) {
 731                         if (seek_id != c->song->id) {
 732                                 seek_id = c->song->id;
 733                                 seek_target_time = c->status->elapsedTime;
 734                         }
 735                         seek_target_time-=options.seek_time;
 736                         if (seek_target_time < 0)
 737                                 seek_target_time=0;
 738                 }
 739                 break;
 740         case CMD_TRACK_PREVIOUS:
 741                 if (!IS_STOPPED(c->status->state))
 742                         mpdclient_cmd_prev(c);
 743                 break;
 744         case CMD_SHUFFLE:
 745                 if (mpdclient_cmd_shuffle(c) == 0)
 746                         screen_status_message(_("Shuffled playlist"));
 747                 break;
 748         case CMD_CLEAR:
 749                 if (mpdclient_cmd_clear(c) == 0)
 750                         screen_status_message(_("Cleared playlist"));
 751                 break;
 752         case CMD_REPEAT:
 753                 mpdclient_cmd_repeat(c, !c->status->repeat);
 754                 break;
 755         case CMD_RANDOM:
 756                 mpdclient_cmd_random(c, !c->status->random);
 757                 break;
 758         case CMD_CROSSFADE:
 759                 if (c->status->crossfade)
 760                         mpdclient_cmd_crossfade(c, 0);
 761                 else
 762                         mpdclient_cmd_crossfade(c, options.crossfade_time);
 763                 break;
 764         case CMD_DB_UPDATE:
 765                 if (!c->status->updatingDb) {
 766                         if( mpdclient_cmd_db_update(c,NULL)==0 )
 767                                 screen_status_printf(_("Database update started"));
 768                 } else
 769                         screen_status_printf(_("Database update running..."));
 770                 break;
 771         case CMD_VOLUME_UP:
 772                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume<100 )
 773                         mpdclient_cmd_volume(c, ++c->status->volume);
 774                 break;
 775         case CMD_VOLUME_DOWN:
 776                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume>0 )
 777                         mpdclient_cmd_volume(c, --c->status->volume);
 778                 break;
 779
 780         default:
 781                 return 0;
 782         }
 783
 784         return 1;
 785 }
 786
 787 void
 788 screen_cmd(mpdclient_t *c, command_t cmd)
 789 {
 790         screen.last_cmd = cmd;
 791 #ifndef NCMPC_MINI
 792         welcome = FALSE;
 793 #endif
 794
 795         if (mode_fn->cmd != NULL && mode_fn->cmd(c, cmd))
 796                 return;
 797
 798         if (screen_client_cmd(c, cmd))
 799                 return;
 800
 801         switch(cmd) {
 802         case CMD_TOGGLE_FIND_WRAP:
 803                 options.find_wrap = !options.find_wrap;
 804                 screen_status_printf(options.find_wrap ?
 805                                      _("Find mode: Wrapped") :
 806                                      _("Find mode: Normal"));
 807                 break;
 808         case CMD_TOGGLE_AUTOCENTER:
 809                 options.auto_center = !options.auto_center;
 810                 screen_status_printf(options.auto_center ?
 811                                      _("Auto center mode: On") :
 812                                      _("Auto center mode: Off"));
 813                 break;
 814         case CMD_SCREEN_UPDATE:
 815                 screen_paint(c);
 816                 break;
 817         case CMD_SCREEN_PREVIOUS:
 818                 screen_next_mode(c, -1);
 819                 break;
 820         case CMD_SCREEN_NEXT:
 821                 screen_next_mode(c, 1);
 822                 break;
 823         case CMD_SCREEN_PLAY:
 824                 screen_switch(&screen_playlist, c);
 825                 break;
 826         case CMD_SCREEN_FILE:
 827                 screen_switch(&screen_browse, c);
 828                 break;
 829 #ifdef ENABLE_HELP_SCREEN
 830         case CMD_SCREEN_HELP:
 831                 screen_switch(&screen_help, c);
 832                 break;
 833 #endif
 834 #ifdef ENABLE_SEARCH_SCREEN
 835         case CMD_SCREEN_SEARCH:
 836                 screen_switch(&screen_search, c);
 837                 break;
 838 #endif
 839 #ifdef ENABLE_ARTIST_SCREEN
 840         case CMD_SCREEN_ARTIST:
 841                 screen_switch(&screen_artist, c);
 842                 break;
 843 #endif
 844 #ifdef ENABLE_KEYDEF_SCREEN
 845         case CMD_SCREEN_KEYDEF:
 846                 screen_switch(&screen_keydef, c);
 847                 break;
 848 #endif
 849 #ifdef ENABLE_LYRICS_SCREEN
 850         case CMD_SCREEN_LYRICS:
 851                 screen_switch(&screen_lyrics, c);
 852                 break;
 853 #endif
 854 #ifdef ENABLE_OUTPUTS_SCREEN
 855         case CMD_SCREEN_OUTPUTS:
 856                 screen_switch(&screen_outputs, c);
 857                 break;
 858 #endif
 859         default:
 860                 break;
 861         }
 862 }