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 /* minimum 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 const struct screen_functions *mode_fn_prev = &screen_playlist;
  64 static int seek_id = -1;
  65 static int seek_target_time = 0;
  66
  67 gboolean
  68 screen_is_visible(const struct screen_functions *sf)
  69 {
  70         return sf == mode_fn;
  71 }
  72
  73 void
  74 screen_switch(const struct screen_functions *sf, struct mpdclient *c)
  75 {
  76         assert(sf != NULL);
  77
  78         if (sf == mode_fn)
  79                 return;
  80
  81         mode_fn_prev = mode_fn;
  82
  83         /* close the old mode */
  84         if (mode_fn->close != NULL)
  85                 mode_fn->close();
  86
  87         /* get functions for the new mode */
  88         mode_fn = sf;
  89
  90         /* open the new mode */
  91         if (mode_fn->open != NULL)
  92                 mode_fn->open(c);
  93
  94         screen_paint(c);
  95 }
  96
  97 static int
  98 find_configured_screen(const char *name)
  99 {
 100         unsigned i;
 101
 102         for (i = 0; options.screen_list[i] != NULL; ++i)
 103                 if (strcmp(options.screen_list[i], name) == 0)
 104                         return i;
 105
 106         return -1;
 107 }
 108
 109 static void
 110 screen_next_mode(mpdclient_t *c, int offset)
 111 {
 112         int max = g_strv_length(options.screen_list);
 113         int current, next;
 114         const struct screen_functions *sf;
 115
 116         /* find current screen */
 117         current = find_configured_screen(screen_get_name(mode_fn));
 118         next = current + offset;
 119         if (next<0)
 120                 next = max-1;
 121         else if (next>=max)
 122                 next = 0;
 123
 124         sf = screen_lookup_name(options.screen_list[next]);
 125         if (sf != NULL)
 126                 screen_switch(sf, c);
 127 }
 128
 129 #ifndef NCMPC_MINI
 130 static void
 131 print_hotkey(WINDOW *w, command_t cmd, const char *label)
 132 {
 133         colors_use(w, COLOR_TITLE_BOLD);
 134         waddstr(w, get_key_names(cmd, FALSE));
 135         colors_use(w, COLOR_TITLE);
 136         waddch(w, ':');
 137         waddstr(w, label);
 138         waddch(w, ' ');
 139         waddch(w, ' ');
 140 }
 141 #endif
 142
 143 static void
 144 paint_top_window2(const char *header, mpdclient_t *c)
 145 {
 146         char flags[5];
 147         WINDOW *w = screen.top_window.w;
 148         char buf[32];
 149
 150         if (header[0]) {
 151                 colors_use(w, COLOR_TITLE_BOLD);
 152                 mvwaddstr(w, 0, 0, header);
 153 #ifndef NCMPC_MINI
 154         } else {
 155 #ifdef ENABLE_HELP_SCREEN
 156                 print_hotkey(w, CMD_SCREEN_HELP, _("Help"));
 157 #endif
 158                 print_hotkey(w, CMD_SCREEN_PLAY, _("Playlist"));
 159                 print_hotkey(w, CMD_SCREEN_FILE, _("Browse"));
 160 #ifdef ENABLE_ARTIST_SCREEN
 161                 print_hotkey(w, CMD_SCREEN_ARTIST, _("Artist"));
 162 #endif
 163 #ifdef ENABLE_SEARCH_SCREEN
 164                 print_hotkey(w, CMD_SCREEN_SEARCH, _("Search"));
 165 #endif
 166 #ifdef ENABLE_LYRICS_SCREEN
 167                 print_hotkey(w, CMD_SCREEN_LYRICS, _("Lyrics"));
 168 #endif
 169 #ifdef ENABLE_OUTPUTS_SCREEN
 170                 print_hotkey(w, CMD_SCREEN_OUTPUTS, _("Outputs"));
 171 #endif
 172 #endif
 173         }
 174
 175         if (c->status == NULL || c->status->volume == MPD_STATUS_NO_VOLUME) {
 176                 g_snprintf(buf, 32, _("Volume n/a "));
 177         } else {
 178                 g_snprintf(buf, 32, _(" Volume %d%%"), c->status->volume);
 179         }
 180         colors_use(w, COLOR_TITLE);
 181         mvwaddstr(w, 0, screen.top_window.cols - utf8_width(buf), buf);
 182
 183         flags[0] = 0;
 184         if (c->status != NULL) {
 185                 if (c->status->repeat)
 186                         g_strlcat(flags, "r", sizeof(flags));
 187                 if (c->status->random)
 188                         g_strlcat(flags, "z", sizeof(flags));;
 189                 if (c->status->crossfade)
 190                         g_strlcat(flags, "x", sizeof(flags));
 191                 if (c->status->updatingDb)
 192                         g_strlcat(flags, "U", sizeof(flags));
 193         }
 194
 195         colors_use(w, COLOR_LINE);
 196         mvwhline(w, 1, 0, ACS_HLINE, screen.top_window.cols);
 197         if (flags[0]) {
 198                 wmove(w,1,screen.top_window.cols-strlen(flags)-3);
 199                 waddch(w, '[');
 200                 colors_use(w, COLOR_LINE_BOLD);
 201                 waddstr(w, flags);
 202                 colors_use(w, COLOR_LINE);
 203                 waddch(w, ']');
 204         }
 205         wnoutrefresh(w);
 206 }
 207
 208 static void
 209 paint_top_window(const char *header, mpdclient_t *c, int full_repaint)
 210 {
 211         static int prev_volume = -1;
 212         static unsigned prev_header_len = -1;
 213         WINDOW *w = screen.top_window.w;
 214
 215         if (prev_header_len != utf8_width(header)) {
 216                 prev_header_len = utf8_width(header);
 217                 full_repaint = 1;
 218         }
 219
 220         if (full_repaint) {
 221                 wmove(w, 0, 0);
 222                 wclrtoeol(w);
 223         }
 224
 225         if ((c->status != NULL && prev_volume != c->status->volume) ||
 226             full_repaint)
 227                 paint_top_window2(header, c);
 228 }
 229
 230 static void
 231 paint_progress_window(mpdclient_t *c)
 232 {
 233         double p;
 234         int width;
 235         int elapsedTime;
 236
 237         if (c->status==NULL || IS_STOPPED(c->status->state)) {
 238                 mvwhline(screen.progress_window.w, 0, 0, ACS_HLINE,
 239                          screen.progress_window.cols);
 240                 wnoutrefresh(screen.progress_window.w);
 241                 return;
 242         }
 243
 244         if (c->song && seek_id == c->song->id)
 245                 elapsedTime = seek_target_time;
 246         else
 247                 elapsedTime = c->status->elapsedTime;
 248
 249         p = ((double) elapsedTime) / ((double) c->status->totalTime);
 250
 251         width = (int) (p * (double) screen.progress_window.cols);
 252         mvwhline(screen.progress_window.w,
 253                  0, 0,
 254                  ACS_HLINE,
 255                  screen.progress_window.cols);
 256         whline(screen.progress_window.w, '=', width-1);
 257         mvwaddch(screen.progress_window.w, 0, width-1, 'O');
 258         wnoutrefresh(screen.progress_window.w);
 259 }
 260
 261 static void
 262 paint_status_window(mpdclient_t *c)
 263 {
 264         WINDOW *w = screen.status_window.w;
 265         mpd_Status *status = c->status;
 266         mpd_Song *song = c->song;
 267         int elapsedTime = 0;
 268 #ifdef NCMPC_MINI
 269         static char bitrate[1];
 270 #else
 271         char bitrate[16];
 272 #endif
 273         const char *str = NULL;
 274         int x = 0;
 275
 276         if( time(NULL) - screen.status_timestamp <= SCREEN_STATUS_MESSAGE_TIME )
 277                 return;
 278
 279         wmove(w, 0, 0);
 280         wclrtoeol(w);
 281         colors_use(w, COLOR_STATUS_BOLD);
 282
 283         switch (status == NULL ? MPD_STATUS_STATE_STOP : status->state) {
 284         case MPD_STATUS_STATE_PLAY:
 285                 str = _("Playing:");
 286                 break;
 287         case MPD_STATUS_STATE_PAUSE:
 288                 str = _("[Paused]");
 289                 break;
 290         case MPD_STATUS_STATE_STOP:
 291         default:
 292                 break;
 293         }
 294
 295         if (str) {
 296                 waddstr(w, str);
 297                 x += utf8_width(str) + 1;
 298         }
 299
 300         /* create time string */
 301         memset(screen.buf, 0, screen.buf_size);
 302         if (status != NULL && (IS_PLAYING(status->state) ||
 303                                IS_PAUSED(status->state))) {
 304                 if (status->totalTime > 0) {
 305                         /*checks the conf to see whether to display elapsed or remaining time */
 306                         if(!strcmp(options.timedisplay_type,"elapsed"))
 307                                 elapsedTime = c->status->elapsedTime;
 308                         else if(!strcmp(options.timedisplay_type,"remaining"))
 309                                 elapsedTime = (c->status->totalTime - c->status->elapsedTime);
 310
 311                         if( c->song && seek_id == c->song->id )
 312                                 elapsedTime = seek_target_time;
 313
 314                         /* display bitrate if visible-bitrate is true */
 315 #ifndef NCMPC_MINI
 316                         if (options.visible_bitrate) {
 317                                 g_snprintf(bitrate, 16,
 318                                            " [%d kbps]", status->bitRate);
 319                         } else {
 320                                 bitrate[0] = '\0';
 321                         }
 322 #endif
 323
 324                         /*write out the time, using hours if time over 60 minutes*/
 325                         if (c->status->totalTime > 3600) {
 326                                 g_snprintf(screen.buf, screen.buf_size,
 327                                            "%s [%i:%02i:%02i/%i:%02i:%02i]",
 328                                            bitrate, elapsedTime/3600, (elapsedTime%3600)/60, elapsedTime%60,
 329                                            status->totalTime/3600, (status->totalTime%3600)/60,  status->totalTime%60);
 330                         } else {
 331                                 g_snprintf(screen.buf, screen.buf_size,
 332                                            "%s [%i:%02i/%i:%02i]",
 333                                            bitrate, elapsedTime/60, elapsedTime%60,
 334                                            status->totalTime/60,   status->totalTime%60 );
 335                         }
 336 #ifndef NCMPC_MINI
 337                 } else {
 338                         g_snprintf(screen.buf, screen.buf_size,
 339                                    " [%d kbps]", status->bitRate );
 340 #endif
 341                 }
 342 #ifndef NCMPC_MINI
 343         } else {
 344                 if (options.display_time) {
 345                         time_t timep;
 346
 347                         time(&timep);
 348                         strftime(screen.buf, screen.buf_size, "%X ",localtime(&timep));
 349                 }
 350 #endif
 351         }
 352
 353         /* display song */
 354         if (status != NULL && (IS_PLAYING(status->state) ||
 355                                IS_PAUSED(status->state))) {
 356                 char songname[MAX_SONGNAME_LENGTH];
 357 #ifndef NCMPC_MINI
 358                 int width = COLS - x - utf8_width(screen.buf);
 359 #endif
 360
 361                 if (song)
 362                         strfsong(songname, MAX_SONGNAME_LENGTH,
 363                                  options.status_format, song);
 364                 else
 365                         songname[0] = '\0';
 366
 367                 colors_use(w, COLOR_STATUS);
 368                 /* scroll if the song name is to long */
 369 #ifndef NCMPC_MINI
 370                 if (options.scroll && utf8_width(songname) > (unsigned)width) {
 371                         static  scroll_state_t st = { 0, 0 };
 372                         char *tmp = strscroll(songname, options.scroll_sep, width, &st);
 373
 374                         g_strlcpy(songname, tmp, MAX_SONGNAME_LENGTH);
 375                         g_free(tmp);
 376                 }
 377 #endif
 378                 //mvwaddnstr(w, 0, x, songname, width);
 379                 mvwaddstr(w, 0, x, songname);
 380         }
 381
 382         /* display time string */
 383         if (screen.buf[0]) {
 384                 x = screen.status_window.cols - strlen(screen.buf);
 385                 colors_use(w, COLOR_STATUS_TIME);
 386                 mvwaddstr(w, 0, x, screen.buf);
 387         }
 388
 389         wnoutrefresh(w);
 390 }
 391
 392 void
 393 screen_exit(void)
 394 {
 395         if (mode_fn->close != NULL)
 396                 mode_fn->close();
 397
 398         screen_list_exit();
 399
 400         string_list_free(screen.find_history);
 401         g_free(screen.buf);
 402         g_free(screen.findbuf);
 403 }
 404
 405 void
 406 screen_resize(struct mpdclient *c)
 407 {
 408         if (COLS<SCREEN_MIN_COLS || LINES<SCREEN_MIN_ROWS) {
 409                 screen_exit();
 410                 fprintf(stderr, "%s", _("Error: Screen too small"));
 411                 exit(EXIT_FAILURE);
 412         }
 413
 414         resizeterm(LINES, COLS);
 415
 416         screen.cols = COLS;
 417         screen.rows = LINES;
 418
 419         /* top window */
 420         screen.top_window.cols = screen.cols;
 421         wresize(screen.top_window.w, 2, screen.cols);
 422
 423         /* main window */
 424         screen.main_window.cols = screen.cols;
 425         screen.main_window.rows = screen.rows-4;
 426         wresize(screen.main_window.w, screen.main_window.rows, screen.cols);
 427         wclear(screen.main_window.w);
 428
 429         /* progress window */
 430         screen.progress_window.cols = screen.cols;
 431         wresize(screen.progress_window.w, 1, screen.cols);
 432         mvwin(screen.progress_window.w, screen.rows-2, 0);
 433
 434         /* status window */
 435         screen.status_window.cols = screen.cols;
 436         wresize(screen.status_window.w, 1, screen.cols);
 437         mvwin(screen.status_window.w, screen.rows-1, 0);
 438
 439         screen.buf_size = screen.cols;
 440         g_free(screen.buf);
 441         screen.buf = g_malloc(screen.cols);
 442
 443         /* resize all screens */
 444         screen_list_resize(screen.main_window.cols, screen.main_window.rows);
 445
 446         /* ? - without this the cursor becomes visible with aterm & Eterm */
 447         curs_set(1);
 448         curs_set(0);
 449
 450         screen_paint(c);
 451 }
 452
 453 void
 454 screen_status_message(const char *msg)
 455 {
 456         WINDOW *w = screen.status_window.w;
 457
 458         wmove(w, 0, 0);
 459         wclrtoeol(w);
 460         colors_use(w, COLOR_STATUS_ALERT);
 461         waddstr(w, msg);
 462         wnoutrefresh(w);
 463         screen.status_timestamp = time(NULL);
 464 }
 465
 466 void
 467 screen_status_printf(const char *format, ...)
 468 {
 469         char *msg;
 470         va_list ap;
 471
 472         va_start(ap,format);
 473         msg = g_strdup_vprintf(format,ap);
 474         va_end(ap);
 475         screen_status_message(msg);
 476         g_free(msg);
 477 }
 478
 479 void
 480 screen_init(mpdclient_t *c)
 481 {
 482         if (COLS < SCREEN_MIN_COLS || LINES < SCREEN_MIN_ROWS) {
 483                 fprintf(stderr, "%s\n", _("Error: Screen too small"));
 484                 exit(EXIT_FAILURE);
 485         }
 486
 487         screen.cols = COLS;
 488         screen.rows = LINES;
 489
 490         screen.buf  = g_malloc(screen.cols);
 491         screen.buf_size = screen.cols;
 492         screen.findbuf = NULL;
 493         screen.start_timestamp = time(NULL);
 494         screen.last_cmd = CMD_NONE;
 495
 496         /* create top window */
 497         screen.top_window.rows = 2;
 498         screen.top_window.cols = screen.cols;
 499         screen.top_window.w = newwin(screen.top_window.rows,
 500                                       screen.top_window.cols,
 501                                       0, 0);
 502         leaveok(screen.top_window.w, TRUE);
 503         keypad(screen.top_window.w, TRUE);
 504
 505         /* create main window */
 506         screen.main_window.rows = screen.rows-4;
 507         screen.main_window.cols = screen.cols;
 508         screen.main_window.w = newwin(screen.main_window.rows,
 509                                        screen.main_window.cols,
 510                                        2,
 511                                        0);
 512
 513         //  leaveok(screen.main_window.w, TRUE); temporary disabled
 514         keypad(screen.main_window.w, TRUE);
 515
 516         /* create progress window */
 517         screen.progress_window.rows = 1;
 518         screen.progress_window.cols = screen.cols;
 519         screen.progress_window.w = newwin(screen.progress_window.rows,
 520                                            screen.progress_window.cols,
 521                                            screen.rows-2,
 522                                            0);
 523         leaveok(screen.progress_window.w, TRUE);
 524
 525         /* create status window */
 526         screen.status_window.rows = 1;
 527         screen.status_window.cols = screen.cols;
 528         screen.status_window.w = newwin(screen.status_window.rows,
 529                                          screen.status_window.cols,
 530                                          screen.rows-1,
 531                                          0);
 532
 533         leaveok(screen.status_window.w, FALSE);
 534         keypad(screen.status_window.w, TRUE);
 535
 536 #ifdef ENABLE_COLORS
 537         if (options.enable_colors) {
 538                 /* set background attributes */
 539                 wbkgd(stdscr, COLOR_PAIR(COLOR_LIST));
 540                 wbkgd(screen.main_window.w,     COLOR_PAIR(COLOR_LIST));
 541                 wbkgd(screen.top_window.w,      COLOR_PAIR(COLOR_TITLE));
 542                 wbkgd(screen.progress_window.w, COLOR_PAIR(COLOR_PROGRESSBAR));
 543                 wbkgd(screen.status_window.w,   COLOR_PAIR(COLOR_STATUS));
 544                 colors_use(screen.progress_window.w, COLOR_PROGRESSBAR);
 545         }
 546 #endif
 547
 548         refresh();
 549
 550         /* initialize screens */
 551         screen_list_init(screen.main_window.w,
 552                          screen.main_window.cols, screen.main_window.rows);
 553
 554         if (mode_fn->open != NULL)
 555                 mode_fn->open(c);
 556 }
 557
 558 void
 559 screen_paint(mpdclient_t *c)
 560 {
 561         const char *title = NULL;
 562
 563         if (mode_fn->get_title != NULL)
 564                 title = mode_fn->get_title(screen.buf, screen.buf_size);
 565
 566         /* paint the title/header window */
 567         if( title )
 568                 paint_top_window(title, c, 1);
 569         else
 570                 paint_top_window("", c, 1);
 571
 572         /* paint the main window */
 573         wclear(screen.main_window.w);
 574         if (mode_fn->paint != NULL)
 575                 mode_fn->paint();
 576
 577         paint_progress_window(c);
 578         paint_status_window(c);
 579         wmove(screen.main_window.w, 0, 0);
 580         wnoutrefresh(screen.main_window.w);
 581
 582         /* tell curses to update */
 583         doupdate();
 584 }
 585
 586 void
 587 screen_update(mpdclient_t *c)
 588 {
 589 #ifndef NCMPC_MINI
 590         static int repeat = -1;
 591         static int random_enabled = -1;
 592         static int crossfade = -1;
 593         static int dbupdate = -1;
 594
 595         /* print a message if mpd status has changed */
 596         if (c->status != NULL) {
 597                 if (repeat < 0) {
 598                         repeat = c->status->repeat;
 599                         random_enabled = c->status->random;
 600                         crossfade = c->status->crossfade;
 601                         dbupdate = c->status->updatingDb;
 602                 }
 603
 604                 if (repeat != c->status->repeat)
 605                         screen_status_printf(c->status->repeat ?
 606                                              _("Repeat is on") :
 607                                              _("Repeat is off"));
 608
 609                 if (random_enabled != c->status->random)
 610                         screen_status_printf(c->status->random ?
 611                                              _("Random is on") :
 612                                              _("Random is off"));
 613
 614                 if (crossfade != c->status->crossfade)
 615                         screen_status_printf(_("Crossfade %d seconds"), c->status->crossfade);
 616
 617                 if (dbupdate && dbupdate != c->status->updatingDb) {
 618                         screen_status_printf(_("Database updated"));
 619                         mpdclient_browse_callback(c, BROWSE_DB_UPDATED, NULL);
 620                 }
 621
 622                 repeat = c->status->repeat;
 623                 random_enabled = c->status->random;
 624                 crossfade = c->status->crossfade;
 625                 dbupdate = c->status->updatingDb;
 626         }
 627
 628         /* update title/header window */
 629         if (welcome && options.welcome_screen_list &&
 630             screen.last_cmd==CMD_NONE &&
 631             time(NULL)-screen.start_timestamp <= SCREEN_WELCOME_TIME)
 632                 paint_top_window("", c, 0);
 633         else
 634 #endif
 635         if (mode_fn->get_title != NULL) {
 636                 paint_top_window(mode_fn->get_title(screen.buf,screen.buf_size), c, 0);
 637 #ifndef NCMPC_MINI
 638                 welcome = FALSE;
 639 #endif
 640         } else
 641                 paint_top_window("", c, 0);
 642
 643         /* update the main window */
 644         if (mode_fn->update != NULL)
 645                 mode_fn->update(c);
 646
 647         /* update progress window */
 648         paint_progress_window(c);
 649
 650         /* update status window */
 651         paint_status_window(c);
 652
 653         /* move the cursor to the origin */
 654         wmove(screen.main_window.w, 0, 0);
 655         wnoutrefresh(screen.main_window.w);
 656
 657         /* tell curses to update */
 658         doupdate();
 659 }
 660
 661 void
 662 screen_idle(mpdclient_t *c)
 663 {
 664         if (c->song && seek_id == c->song->id &&
 665             (screen.last_cmd == CMD_SEEK_FORWARD ||
 666              screen.last_cmd == CMD_SEEK_BACKWARD))
 667                 mpdclient_cmd_seek(c, seek_id, seek_target_time);
 668
 669         screen.last_cmd = CMD_NONE;
 670         seek_id = -1;
 671 }
 672
 673 #ifdef HAVE_GETMOUSE
 674 int
 675 screen_get_mouse_event(mpdclient_t *c, unsigned long *bstate, int *row)
 676 {
 677         MEVENT event;
 678
 679         /* retrieve the mouse event from ncurses */
 680         getmouse(&event);
 681         /* calculate the selected row in the list window */
 682         *row = event.y - screen.top_window.rows;
 683         /* copy button state bits */
 684         *bstate = event.bstate;
 685         /* if button 2 was pressed switch screen */
 686         if (event.bstate & BUTTON2_CLICKED) {
 687                 screen_cmd(c, CMD_SCREEN_NEXT);
 688                 return 1;
 689         }
 690
 691         return 0;
 692 }
 693 #endif
 694
 695 static int
 696 screen_client_cmd(mpdclient_t *c, command_t cmd)
 697 {
 698         if (c->connection == NULL || c->status == NULL)
 699                 return 0;
 700
 701         switch(cmd) {
 702                 /*
 703         case CMD_PLAY:
 704                 mpdclient_cmd_play(c, MPD_PLAY_AT_BEGINNING);
 705                 break;
 706                 */
 707         case CMD_PAUSE:
 708                 mpdclient_cmd_pause(c, !IS_PAUSED(c->status->state));
 709                 break;
 710         case CMD_STOP:
 711                 mpdclient_cmd_stop(c);
 712                 break;
 713         case CMD_CROP:
 714                 mpdclient_cmd_crop(c);
 715                 break;
 716         case CMD_SEEK_FORWARD:
 717                 if (!IS_STOPPED(c->status->state)) {
 718                         if (c->song && seek_id != c->song->id) {
 719                                 seek_id = c->song->id;
 720                                 seek_target_time = c->status->elapsedTime;
 721                         }
 722                         seek_target_time+=options.seek_time;
 723                         if (seek_target_time < c->status->totalTime)
 724                                 break;
 725                         seek_target_time = c->status->totalTime;
 726                         /* seek_target_time=0; */
 727                 }
 728                 break;
 729                 /* fall through... */
 730         case CMD_TRACK_NEXT:
 731                 if (!IS_STOPPED(c->status->state))
 732                         mpdclient_cmd_next(c);
 733                 break;
 734         case CMD_SEEK_BACKWARD:
 735                 if (!IS_STOPPED(c->status->state)) {
 736                         if (seek_id != c->song->id) {
 737                                 seek_id = c->song->id;
 738                                 seek_target_time = c->status->elapsedTime;
 739                         }
 740                         seek_target_time-=options.seek_time;
 741                         if (seek_target_time < 0)
 742                                 seek_target_time=0;
 743                 }
 744                 break;
 745         case CMD_TRACK_PREVIOUS:
 746                 if (!IS_STOPPED(c->status->state))
 747                         mpdclient_cmd_prev(c);
 748                 break;
 749         case CMD_SHUFFLE:
 750                 if (mpdclient_cmd_shuffle(c) == 0)
 751                         screen_status_message(_("Shuffled playlist"));
 752                 break;
 753         case CMD_CLEAR:
 754                 if (mpdclient_cmd_clear(c) == 0)
 755                         screen_status_message(_("Cleared playlist"));
 756                 break;
 757         case CMD_REPEAT:
 758                 mpdclient_cmd_repeat(c, !c->status->repeat);
 759                 break;
 760         case CMD_RANDOM:
 761                 mpdclient_cmd_random(c, !c->status->random);
 762                 break;
 763         case CMD_CROSSFADE:
 764                 if (c->status->crossfade)
 765                         mpdclient_cmd_crossfade(c, 0);
 766                 else
 767                         mpdclient_cmd_crossfade(c, options.crossfade_time);
 768                 break;
 769         case CMD_DB_UPDATE:
 770                 if (!c->status->updatingDb) {
 771                         if( mpdclient_cmd_db_update(c,NULL)==0 )
 772                                 screen_status_printf(_("Database update started"));
 773                 } else
 774                         screen_status_printf(_("Database update running..."));
 775                 break;
 776         case CMD_VOLUME_UP:
 777                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume<100 )
 778                         mpdclient_cmd_volume(c, ++c->status->volume);
 779                 break;
 780         case CMD_VOLUME_DOWN:
 781                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume>0 )
 782                         mpdclient_cmd_volume(c, --c->status->volume);
 783                 break;
 784
 785         default:
 786                 return 0;
 787         }
 788
 789         return 1;
 790 }
 791
 792 void
 793 screen_cmd(mpdclient_t *c, command_t cmd)
 794 {
 795         screen.last_cmd = cmd;
 796 #ifndef NCMPC_MINI
 797         welcome = FALSE;
 798 #endif
 799
 800         if (mode_fn->cmd != NULL && mode_fn->cmd(c, cmd))
 801                 return;
 802
 803         if (screen_client_cmd(c, cmd))
 804                 return;
 805
 806         switch(cmd) {
 807         case CMD_TOGGLE_FIND_WRAP:
 808                 options.find_wrap = !options.find_wrap;
 809                 screen_status_printf(options.find_wrap ?
 810                                      _("Find mode: Wrapped") :
 811                                      _("Find mode: Normal"));
 812                 break;
 813         case CMD_TOGGLE_AUTOCENTER:
 814                 options.auto_center = !options.auto_center;
 815                 screen_status_printf(options.auto_center ?
 816                                      _("Auto center mode: On") :
 817                                      _("Auto center mode: Off"));
 818                 break;
 819         case CMD_SCREEN_UPDATE:
 820                 screen_paint(c);
 821                 break;
 822         case CMD_SCREEN_PREVIOUS:
 823                 screen_next_mode(c, -1);
 824                 break;
 825         case CMD_SCREEN_NEXT:
 826                 screen_next_mode(c, 1);
 827                 break;
 828         case CMD_SCREEN_PLAY:
 829                 screen_switch(&screen_playlist, c);
 830                 break;
 831         case CMD_SCREEN_FILE:
 832                 screen_switch(&screen_browse, c);
 833                 break;
 834 #ifdef ENABLE_HELP_SCREEN
 835         case CMD_SCREEN_HELP:
 836                 screen_switch(&screen_help, c);
 837                 break;
 838 #endif
 839 #ifdef ENABLE_SEARCH_SCREEN
 840         case CMD_SCREEN_SEARCH:
 841                 screen_switch(&screen_search, c);
 842                 break;
 843 #endif
 844 #ifdef ENABLE_ARTIST_SCREEN
 845         case CMD_SCREEN_ARTIST:
 846                 screen_switch(&screen_artist, c);
 847                 break;
 848 #endif
 849 #ifdef ENABLE_KEYDEF_SCREEN
 850         case CMD_SCREEN_KEYDEF:
 851                 screen_switch(&screen_keydef, c);
 852                 break;
 853 #endif
 854 #ifdef ENABLE_LYRICS_SCREEN
 855         case CMD_SCREEN_LYRICS:
 856                 screen_switch(&screen_lyrics, c);
 857                 break;
 858 #endif
 859 #ifdef ENABLE_OUTPUTS_SCREEN
 860         case CMD_SCREEN_OUTPUTS:
 861                 screen_switch(&screen_outputs, c);
 862                 break;
 863         case CMD_SCREEN_SWAP:
 864                 screen_switch(mode_fn_prev, c);
 865                 break;
 866 #endif
 867
 868         default:
 869                 break;
 870         }
 871 }