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 static void
 123 paint_top_window2(const char *header, mpdclient_t *c)
 124 {
 125         char flags[5];
 126         WINDOW *w = screen.top_window.w;
 127         char buf[32];
 128
 129         if (header[0]) {
 130                 colors_use(w, COLOR_TITLE_BOLD);
 131                 mvwaddstr(w, 0, 0, header);
 132 #ifndef NCMPC_MINI
 133         } else {
 134                 colors_use(w, COLOR_TITLE_BOLD);
 135                 waddstr(w, get_key_names(CMD_SCREEN_HELP, FALSE));
 136                 colors_use(w, COLOR_TITLE);
 137                 waddstr(w, _(":Help  "));
 138                 colors_use(w, COLOR_TITLE_BOLD);
 139                 waddstr(w, get_key_names(CMD_SCREEN_PLAY, FALSE));
 140                 colors_use(w, COLOR_TITLE);
 141                 waddstr(w, _(":Playlist  "));
 142                 colors_use(w, COLOR_TITLE_BOLD);
 143                 waddstr(w, get_key_names(CMD_SCREEN_FILE, FALSE));
 144                 colors_use(w, COLOR_TITLE);
 145                 waddstr(w, _(":Browse  "));
 146 #ifdef ENABLE_ARTIST_SCREEN
 147                 colors_use(w, COLOR_TITLE_BOLD);
 148                 waddstr(w, get_key_names(CMD_SCREEN_ARTIST, FALSE));
 149                 colors_use(w, COLOR_TITLE);
 150                 waddstr(w, _(":Artist  "));
 151 #endif
 152 #ifdef ENABLE_SEARCH_SCREEN
 153                 colors_use(w, COLOR_TITLE_BOLD);
 154                 waddstr(w, get_key_names(CMD_SCREEN_SEARCH, FALSE));
 155                 colors_use(w, COLOR_TITLE);
 156                 waddstr(w, _(":Search  "));
 157 #endif
 158 #ifdef ENABLE_LYRICS_SCREEN
 159                 colors_use(w, COLOR_TITLE_BOLD);
 160                 waddstr(w, get_key_names(CMD_SCREEN_LYRICS, FALSE));
 161                 colors_use(w, COLOR_TITLE);
 162                 waddstr(w, _(":Lyrics  "));
 163 #endif
 164 #endif
 165         }
 166
 167         if (c->status == NULL || c->status->volume == MPD_STATUS_NO_VOLUME) {
 168                 g_snprintf(buf, 32, _("Volume n/a "));
 169         } else {
 170                 g_snprintf(buf, 32, _(" Volume %d%%"), c->status->volume);
 171         }
 172         colors_use(w, COLOR_TITLE);
 173         mvwaddstr(w, 0, screen.top_window.cols - utf8_width(buf), buf);
 174
 175         flags[0] = 0;
 176         if (c->status != NULL) {
 177                 if (c->status->repeat)
 178                         g_strlcat(flags, "r", sizeof(flags));
 179                 if (c->status->random)
 180                         g_strlcat(flags, "z", sizeof(flags));;
 181                 if (c->status->crossfade)
 182                         g_strlcat(flags, "x", sizeof(flags));
 183                 if (c->status->updatingDb)
 184                         g_strlcat(flags, "U", sizeof(flags));
 185         }
 186
 187         colors_use(w, COLOR_LINE);
 188         mvwhline(w, 1, 0, ACS_HLINE, screen.top_window.cols);
 189         if (flags[0]) {
 190                 wmove(w,1,screen.top_window.cols-strlen(flags)-3);
 191                 waddch(w, '[');
 192                 colors_use(w, COLOR_LINE_BOLD);
 193                 waddstr(w, flags);
 194                 colors_use(w, COLOR_LINE);
 195                 waddch(w, ']');
 196         }
 197         wnoutrefresh(w);
 198 }
 199
 200 static void
 201 paint_top_window(const char *header, mpdclient_t *c, int full_repaint)
 202 {
 203         static int prev_volume = -1;
 204         static unsigned prev_header_len = -1;
 205         WINDOW *w = screen.top_window.w;
 206
 207         if (prev_header_len != utf8_width(header)) {
 208                 prev_header_len = utf8_width(header);
 209                 full_repaint = 1;
 210         }
 211
 212         if (full_repaint) {
 213                 wmove(w, 0, 0);
 214                 wclrtoeol(w);
 215         }
 216
 217         if ((c->status != NULL && prev_volume != c->status->volume) ||
 218             full_repaint)
 219                 paint_top_window2(header, c);
 220 }
 221
 222 static void
 223 paint_progress_window(mpdclient_t *c)
 224 {
 225         double p;
 226         int width;
 227         int elapsedTime;
 228
 229         if (c->status==NULL || IS_STOPPED(c->status->state)) {
 230                 mvwhline(screen.progress_window.w, 0, 0, ACS_HLINE,
 231                          screen.progress_window.cols);
 232                 wnoutrefresh(screen.progress_window.w);
 233                 return;
 234         }
 235
 236         if (c->song && seek_id == c->song->id)
 237                 elapsedTime = seek_target_time;
 238         else
 239                 elapsedTime = c->status->elapsedTime;
 240
 241         p = ((double) elapsedTime) / ((double) c->status->totalTime);
 242
 243         width = (int) (p * (double) screen.progress_window.cols);
 244         mvwhline(screen.progress_window.w,
 245                  0, 0,
 246                  ACS_HLINE,
 247                  screen.progress_window.cols);
 248         whline(screen.progress_window.w, '=', width-1);
 249         mvwaddch(screen.progress_window.w, 0, width-1, 'O');
 250         wnoutrefresh(screen.progress_window.w);
 251 }
 252
 253 static void
 254 paint_status_window(mpdclient_t *c)
 255 {
 256         WINDOW *w = screen.status_window.w;
 257         mpd_Status *status = c->status;
 258         mpd_Song *song = c->song;
 259         int elapsedTime = 0;
 260 #ifdef NCMPC_MINI
 261         static char bitrate[1];
 262 #else
 263         char bitrate[16];
 264 #endif
 265         const char *str = NULL;
 266         int x = 0;
 267
 268         if( time(NULL) - screen.status_timestamp <= SCREEN_STATUS_MESSAGE_TIME )
 269                 return;
 270
 271         wmove(w, 0, 0);
 272         wclrtoeol(w);
 273         colors_use(w, COLOR_STATUS_BOLD);
 274
 275         switch (status == NULL ? MPD_STATUS_STATE_STOP : status->state) {
 276         case MPD_STATUS_STATE_PLAY:
 277                 str = _("Playing:");
 278                 break;
 279         case MPD_STATUS_STATE_PAUSE:
 280                 str = _("[Paused]");
 281                 break;
 282         case MPD_STATUS_STATE_STOP:
 283         default:
 284                 break;
 285         }
 286
 287         if (str) {
 288                 waddstr(w, str);
 289                 x += utf8_width(str) + 1;
 290         }
 291
 292         /* create time string */
 293         memset(screen.buf, 0, screen.buf_size);
 294         if (status != NULL && (IS_PLAYING(status->state) ||
 295                                IS_PAUSED(status->state))) {
 296                 if (status->totalTime > 0) {
 297                         /*checks the conf to see whether to display elapsed or remaining time */
 298                         if(!strcmp(options.timedisplay_type,"elapsed"))
 299                                 elapsedTime = c->status->elapsedTime;
 300                         else if(!strcmp(options.timedisplay_type,"remaining"))
 301                                 elapsedTime = (c->status->totalTime - c->status->elapsedTime);
 302
 303                         if( c->song && seek_id == c->song->id )
 304                                 elapsedTime = seek_target_time;
 305
 306                         /* display bitrate if visible-bitrate is true */
 307 #ifndef NCMPC_MINI
 308                         if (options.visible_bitrate) {
 309                                 g_snprintf(bitrate, 16,
 310                                            " [%d kbps]", status->bitRate);
 311                         } else {
 312                                 bitrate[0] = '\0';
 313                         }
 314 #endif
 315
 316                         /*write out the time, using hours if time over 60 minutes*/
 317                         if (c->status->totalTime > 3600) {
 318                                 g_snprintf(screen.buf, screen.buf_size,
 319                                            "%s [%i:%02i:%02i/%i:%02i:%02i]",
 320                                            bitrate, elapsedTime/3600, (elapsedTime%3600)/60, elapsedTime%60,
 321                                            status->totalTime/3600, (status->totalTime%3600)/60,  status->totalTime%60);
 322                         } else {
 323                                 g_snprintf(screen.buf, screen.buf_size,
 324                                            "%s [%i:%02i/%i:%02i]",
 325                                            bitrate, elapsedTime/60, elapsedTime%60,
 326                                            status->totalTime/60,   status->totalTime%60 );
 327                         }
 328 #ifndef NCMPC_MINI
 329                 } else {
 330                         g_snprintf(screen.buf, screen.buf_size,
 331                                    " [%d kbps]", status->bitRate );
 332 #endif
 333                 }
 334 #ifndef NCMPC_MINI
 335         } else {
 336                 time_t timep;
 337
 338                 time(&timep);
 339                 strftime(screen.buf, screen.buf_size, "%X ",localtime(&timep));
 340 #endif
 341         }
 342
 343         /* display song */
 344         if (status != NULL && (IS_PLAYING(status->state) ||
 345                                IS_PAUSED(status->state))) {
 346                 char songname[MAX_SONGNAME_LENGTH];
 347 #ifndef NCMPC_MINI
 348                 int width = COLS - x - utf8_width(screen.buf);
 349 #endif
 350
 351                 if (song)
 352                         strfsong(songname, MAX_SONGNAME_LENGTH,
 353                                  options.status_format, song);
 354                 else
 355                         songname[0] = '\0';
 356
 357                 colors_use(w, COLOR_STATUS);
 358                 /* scroll if the song name is to long */
 359 #ifndef NCMPC_MINI
 360                 if (options.scroll && utf8_width(songname) > (unsigned)width) {
 361                         static  scroll_state_t st = { 0, 0 };
 362                         char *tmp = strscroll(songname, options.scroll_sep, width, &st);
 363
 364                         g_strlcpy(songname, tmp, MAX_SONGNAME_LENGTH);
 365                         g_free(tmp);
 366                 }
 367 #endif
 368                 //mvwaddnstr(w, 0, x, songname, width);
 369                 mvwaddstr(w, 0, x, songname);
 370         }
 371
 372         /* display time string */
 373         if (screen.buf[0]) {
 374                 x = screen.status_window.cols - strlen(screen.buf);
 375                 colors_use(w, COLOR_STATUS_TIME);
 376                 mvwaddstr(w, 0, x, screen.buf);
 377         }
 378
 379         wnoutrefresh(w);
 380 }
 381
 382 void
 383 screen_exit(void)
 384 {
 385         if (mode_fn->close != NULL)
 386                 mode_fn->close();
 387
 388         screen_list_exit();
 389
 390         string_list_free(screen.find_history);
 391         g_free(screen.buf);
 392         g_free(screen.findbuf);
 393 }
 394
 395 void
 396 screen_resize(struct mpdclient *c)
 397 {
 398         if (COLS<SCREEN_MIN_COLS || LINES<SCREEN_MIN_ROWS) {
 399                 screen_exit();
 400                 fprintf(stderr, _("Error: Screen to small!\n"));
 401                 exit(EXIT_FAILURE);
 402         }
 403
 404         resizeterm(LINES, COLS);
 405
 406         screen.cols = COLS;
 407         screen.rows = LINES;
 408
 409         /* top window */
 410         screen.top_window.cols = screen.cols;
 411         wresize(screen.top_window.w, 2, screen.cols);
 412
 413         /* main window */
 414         screen.main_window.cols = screen.cols;
 415         screen.main_window.rows = screen.rows-4;
 416         wresize(screen.main_window.w, screen.main_window.rows, screen.cols);
 417         wclear(screen.main_window.w);
 418
 419         /* progress window */
 420         screen.progress_window.cols = screen.cols;
 421         wresize(screen.progress_window.w, 1, screen.cols);
 422         mvwin(screen.progress_window.w, screen.rows-2, 0);
 423
 424         /* status window */
 425         screen.status_window.cols = screen.cols;
 426         wresize(screen.status_window.w, 1, screen.cols);
 427         mvwin(screen.status_window.w, screen.rows-1, 0);
 428
 429         screen.buf_size = screen.cols;
 430         g_free(screen.buf);
 431         screen.buf = g_malloc(screen.cols);
 432
 433         /* resize all screens */
 434         screen_list_resize(screen.main_window.cols, screen.main_window.rows);
 435
 436         /* ? - without this the cursor becomes visible with aterm & Eterm */
 437         curs_set(1);
 438         curs_set(0);
 439
 440         screen_paint(c);
 441 }
 442
 443 void
 444 screen_status_message(const char *msg)
 445 {
 446         WINDOW *w = screen.status_window.w;
 447
 448         wmove(w, 0, 0);
 449         wclrtoeol(w);
 450         colors_use(w, COLOR_STATUS_ALERT);
 451         waddstr(w, msg);
 452         wnoutrefresh(w);
 453         screen.status_timestamp = time(NULL);
 454 }
 455
 456 void
 457 screen_status_printf(const char *format, ...)
 458 {
 459         char *msg;
 460         va_list ap;
 461
 462         va_start(ap,format);
 463         msg = g_strdup_vprintf(format,ap);
 464         va_end(ap);
 465         screen_status_message(msg);
 466         g_free(msg);
 467 }
 468
 469 void
 470 screen_init(mpdclient_t *c)
 471 {
 472         if (COLS < SCREEN_MIN_COLS || LINES < SCREEN_MIN_ROWS) {
 473                 fprintf(stderr, _("Error: Screen to small!\n"));
 474                 exit(EXIT_FAILURE);
 475         }
 476
 477         screen.cols = COLS;
 478         screen.rows = LINES;
 479
 480         screen.buf  = g_malloc(screen.cols);
 481         screen.buf_size = screen.cols;
 482         screen.findbuf = NULL;
 483         screen.start_timestamp = time(NULL);
 484         screen.last_cmd = CMD_NONE;
 485
 486         /* create top window */
 487         screen.top_window.rows = 2;
 488         screen.top_window.cols = screen.cols;
 489         screen.top_window.w = newwin(screen.top_window.rows,
 490                                       screen.top_window.cols,
 491                                       0, 0);
 492         leaveok(screen.top_window.w, TRUE);
 493         keypad(screen.top_window.w, TRUE);
 494
 495         /* create main window */
 496         screen.main_window.rows = screen.rows-4;
 497         screen.main_window.cols = screen.cols;
 498         screen.main_window.w = newwin(screen.main_window.rows,
 499                                        screen.main_window.cols,
 500                                        2,
 501                                        0);
 502
 503         //  leaveok(screen.main_window.w, TRUE); temporary disabled
 504         keypad(screen.main_window.w, TRUE);
 505
 506         /* create progress window */
 507         screen.progress_window.rows = 1;
 508         screen.progress_window.cols = screen.cols;
 509         screen.progress_window.w = newwin(screen.progress_window.rows,
 510                                            screen.progress_window.cols,
 511                                            screen.rows-2,
 512                                            0);
 513         leaveok(screen.progress_window.w, TRUE);
 514
 515         /* create status window */
 516         screen.status_window.rows = 1;
 517         screen.status_window.cols = screen.cols;
 518         screen.status_window.w = newwin(screen.status_window.rows,
 519                                          screen.status_window.cols,
 520                                          screen.rows-1,
 521                                          0);
 522
 523         leaveok(screen.status_window.w, FALSE);
 524         keypad(screen.status_window.w, TRUE);
 525
 526 #ifdef ENABLE_COLORS
 527         if (options.enable_colors) {
 528                 /* set background attributes */
 529                 wbkgd(stdscr, COLOR_PAIR(COLOR_LIST));
 530                 wbkgd(screen.main_window.w,     COLOR_PAIR(COLOR_LIST));
 531                 wbkgd(screen.top_window.w,      COLOR_PAIR(COLOR_TITLE));
 532                 wbkgd(screen.progress_window.w, COLOR_PAIR(COLOR_PROGRESSBAR));
 533                 wbkgd(screen.status_window.w,   COLOR_PAIR(COLOR_STATUS));
 534                 colors_use(screen.progress_window.w, COLOR_PROGRESSBAR);
 535         }
 536 #endif
 537
 538         refresh();
 539
 540         /* initialize screens */
 541         screen_list_init(screen.main_window.w,
 542                          screen.main_window.cols, screen.main_window.rows);
 543
 544         if (mode_fn->open != NULL)
 545                 mode_fn->open(c);
 546 }
 547
 548 void
 549 screen_paint(mpdclient_t *c)
 550 {
 551         const char *title = NULL;
 552
 553         if (mode_fn->get_title != NULL)
 554                 title = mode_fn->get_title(screen.buf, screen.buf_size);
 555
 556         /* paint the title/header window */
 557         if( title )
 558                 paint_top_window(title, c, 1);
 559         else
 560                 paint_top_window("", c, 1);
 561
 562         /* paint the main window */
 563         wclear(screen.main_window.w);
 564         if (mode_fn->paint != NULL)
 565                 mode_fn->paint();
 566
 567         paint_progress_window(c);
 568         paint_status_window(c);
 569         wmove(screen.main_window.w, 0, 0);
 570         wnoutrefresh(screen.main_window.w);
 571
 572         /* tell curses to update */
 573         doupdate();
 574 }
 575
 576 void
 577 screen_update(mpdclient_t *c)
 578 {
 579 #ifndef NCMPC_MINI
 580         static int repeat = -1;
 581         static int random_enabled = -1;
 582         static int crossfade = -1;
 583         static int dbupdate = -1;
 584
 585         /* print a message if mpd status has changed */
 586         if (c->status != NULL) {
 587                 if (repeat < 0) {
 588                         repeat = c->status->repeat;
 589                         random_enabled = c->status->random;
 590                         crossfade = c->status->crossfade;
 591                         dbupdate = c->status->updatingDb;
 592                 }
 593
 594                 if (repeat != c->status->repeat)
 595                         screen_status_printf(c->status->repeat ?
 596                                              _("Repeat is on") :
 597                                              _("Repeat is off"));
 598
 599                 if (random_enabled != c->status->random)
 600                         screen_status_printf(c->status->random ?
 601                                              _("Random is on") :
 602                                              _("Random is off"));
 603
 604                 if (crossfade != c->status->crossfade)
 605                         screen_status_printf(_("Crossfade %d seconds"), c->status->crossfade);
 606
 607                 if (dbupdate && dbupdate != c->status->updatingDb) {
 608                         screen_status_printf(_("Database updated!"));
 609                         mpdclient_browse_callback(c, BROWSE_DB_UPDATED, NULL);
 610                 }
 611
 612                 repeat = c->status->repeat;
 613                 random_enabled = c->status->random;
 614                 crossfade = c->status->crossfade;
 615                 dbupdate = c->status->updatingDb;
 616         }
 617
 618         /* update title/header window */
 619         if (welcome && options.welcome_screen_list &&
 620             screen.last_cmd==CMD_NONE &&
 621             time(NULL)-screen.start_timestamp <= SCREEN_WELCOME_TIME)
 622                 paint_top_window("", c, 0);
 623         else
 624 #endif
 625         if (mode_fn->get_title != NULL) {
 626                 paint_top_window(mode_fn->get_title(screen.buf,screen.buf_size), c, 0);
 627 #ifndef NCMPC_MINI
 628                 welcome = FALSE;
 629 #endif
 630         } else
 631                 paint_top_window("", c, 0);
 632
 633         /* update the main window */
 634         if (mode_fn->update != NULL)
 635                 mode_fn->update(c);
 636
 637         /* update progress window */
 638         paint_progress_window(c);
 639
 640         /* update status window */
 641         paint_status_window(c);
 642
 643         /* move the cursor to the origin */
 644         wmove(screen.main_window.w, 0, 0);
 645         wnoutrefresh(screen.main_window.w);
 646
 647         /* tell curses to update */
 648         doupdate();
 649 }
 650
 651 void
 652 screen_idle(mpdclient_t *c)
 653 {
 654         if (c->song && seek_id == c->song->id &&
 655             (screen.last_cmd == CMD_SEEK_FORWARD ||
 656              screen.last_cmd == CMD_SEEK_BACKWARD))
 657                 mpdclient_cmd_seek(c, seek_id, seek_target_time);
 658
 659         screen.last_cmd = CMD_NONE;
 660         seek_id = -1;
 661 }
 662
 663 #ifdef HAVE_GETMOUSE
 664 int
 665 screen_get_mouse_event(mpdclient_t *c, unsigned long *bstate, int *row)
 666 {
 667         MEVENT event;
 668
 669         /* retreive the mouse event from ncurses */
 670         getmouse(&event);
 671         /* calculate the selected row in the list window */
 672         *row = event.y - screen.top_window.rows;
 673         /* copy button state bits */
 674         *bstate = event.bstate;
 675         /* if button 2 was pressed switch screen */
 676         if (event.bstate & BUTTON2_CLICKED) {
 677                 screen_cmd(c, CMD_SCREEN_NEXT);
 678                 return 1;
 679         }
 680
 681         return 0;
 682 }
 683 #endif
 684
 685 static int
 686 screen_client_cmd(mpdclient_t *c, command_t cmd)
 687 {
 688         if (c->connection == NULL || c->status == NULL)
 689                 return 0;
 690
 691         switch(cmd) {
 692                 /*
 693         case CMD_PLAY:
 694                 mpdclient_cmd_play(c, MPD_PLAY_AT_BEGINNING);
 695                 break;
 696                 */
 697         case CMD_PAUSE:
 698                 mpdclient_cmd_pause(c, !IS_PAUSED(c->status->state));
 699                 break;
 700         case CMD_STOP:
 701                 mpdclient_cmd_stop(c);
 702                 break;
 703         case CMD_CROP:
 704                 mpdclient_cmd_crop(c);
 705                 break;
 706         case CMD_SEEK_FORWARD:
 707                 if (!IS_STOPPED(c->status->state)) {
 708                         if (c->song && seek_id != c->song->id) {
 709                                 seek_id = c->song->id;
 710                                 seek_target_time = c->status->elapsedTime;
 711                         }
 712                         seek_target_time+=options.seek_time;
 713                         if (seek_target_time < c->status->totalTime)
 714                                 break;
 715                         seek_target_time = c->status->totalTime;
 716                         /* seek_target_time=0; */
 717                 }
 718                 break;
 719                 /* fall through... */
 720         case CMD_TRACK_NEXT:
 721                 if (!IS_STOPPED(c->status->state))
 722                         mpdclient_cmd_next(c);
 723                 break;
 724         case CMD_SEEK_BACKWARD:
 725                 if (!IS_STOPPED(c->status->state)) {
 726                         if (seek_id != c->song->id) {
 727                                 seek_id = c->song->id;
 728                                 seek_target_time = c->status->elapsedTime;
 729                         }
 730                         seek_target_time-=options.seek_time;
 731                         if (seek_target_time < 0)
 732                                 seek_target_time=0;
 733                 }
 734                 break;
 735         case CMD_TRACK_PREVIOUS:
 736                 if (!IS_STOPPED(c->status->state))
 737                         mpdclient_cmd_prev(c);
 738                 break;
 739         case CMD_SHUFFLE:
 740                 if (mpdclient_cmd_shuffle(c) == 0)
 741                         screen_status_message(_("Shuffled playlist!"));
 742                 break;
 743         case CMD_CLEAR:
 744                 if (mpdclient_cmd_clear(c) == 0)
 745                         screen_status_message(_("Cleared playlist!"));
 746                 break;
 747         case CMD_REPEAT:
 748                 mpdclient_cmd_repeat(c, !c->status->repeat);
 749                 break;
 750         case CMD_RANDOM:
 751                 mpdclient_cmd_random(c, !c->status->random);
 752                 break;
 753         case CMD_CROSSFADE:
 754                 if (c->status->crossfade)
 755                         mpdclient_cmd_crossfade(c, 0);
 756                 else
 757                         mpdclient_cmd_crossfade(c, options.crossfade_time);
 758                 break;
 759         case CMD_DB_UPDATE:
 760                 if (!c->status->updatingDb) {
 761                         if( mpdclient_cmd_db_update_utf8(c,NULL)==0 )
 762                                 screen_status_printf(_("Database update started!"));
 763                 } else
 764                         screen_status_printf(_("Database update running..."));
 765                 break;
 766         case CMD_VOLUME_UP:
 767                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume<100 )
 768                         mpdclient_cmd_volume(c, ++c->status->volume);
 769                 break;
 770         case CMD_VOLUME_DOWN:
 771                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume>0 )
 772                         mpdclient_cmd_volume(c, --c->status->volume);
 773                 break;
 774
 775         default:
 776                 return 0;
 777         }
 778
 779         return 1;
 780 }
 781
 782 void
 783 screen_cmd(mpdclient_t *c, command_t cmd)
 784 {
 785         screen.last_cmd = cmd;
 786 #ifndef NCMPC_MINI
 787         welcome = FALSE;
 788 #endif
 789
 790         if (mode_fn->cmd != NULL && mode_fn->cmd(c, cmd))
 791                 return;
 792
 793         if (screen_client_cmd(c, cmd))
 794                 return;
 795
 796         switch(cmd) {
 797         case CMD_TOGGLE_FIND_WRAP:
 798                 options.find_wrap = !options.find_wrap;
 799                 screen_status_printf(options.find_wrap ?
 800                                      _("Find mode: Wrapped") :
 801                                      _("Find mode: Normal"));
 802                 break;
 803         case CMD_TOGGLE_AUTOCENTER:
 804                 options.auto_center = !options.auto_center;
 805                 screen_status_printf(options.auto_center ?
 806                                      _("Auto center mode: On") :
 807                                      _("Auto center mode: Off"));
 808                 break;
 809         case CMD_SCREEN_UPDATE:
 810                 screen_paint(c);
 811                 break;
 812         case CMD_SCREEN_PREVIOUS:
 813                 screen_next_mode(c, -1);
 814                 break;
 815         case CMD_SCREEN_NEXT:
 816                 screen_next_mode(c, 1);
 817                 break;
 818         case CMD_SCREEN_PLAY:
 819                 screen_switch(&screen_playlist, c);
 820                 break;
 821         case CMD_SCREEN_FILE:
 822                 screen_switch(&screen_browse, c);
 823                 break;
 824 #ifdef ENABLE_HELP_SCREEN
 825         case CMD_SCREEN_HELP:
 826                 screen_switch(&screen_help, c);
 827                 break;
 828 #endif
 829 #ifdef ENABLE_SEARCH_SCREEN
 830         case CMD_SCREEN_SEARCH:
 831                 screen_switch(&screen_search, c);
 832                 break;
 833 #endif
 834 #ifdef ENABLE_ARTIST_SCREEN
 835         case CMD_SCREEN_ARTIST:
 836                 screen_switch(&screen_artist, c);
 837                 break;
 838 #endif
 839 #ifdef ENABLE_KEYDEF_SCREEN
 840         case CMD_SCREEN_KEYDEF:
 841                 screen_switch(&screen_keydef, c);
 842                 break;
 843 #endif
 844 #ifdef ENABLE_LYRICS_SCREEN
 845         case CMD_SCREEN_LYRICS:
 846                 screen_switch(&screen_lyrics, c);
 847                 break;
 848 #endif
 849         default:
 850                 break;
 851         }
 852 }