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 /* minimum window size */
  49 static const int SCREEN_MIN_COLS = 14;
  50 static const int SCREEN_MIN_ROWS = 5;
  51
  52 /* screens */
  53
  54 #ifndef NCMPC_MINI
  55 static gboolean welcome = TRUE;
  56 #endif
  57
  58 struct screen screen;
  59 static const struct screen_functions *mode_fn = &screen_playlist;
  60 static const struct screen_functions *mode_fn_prev = &screen_playlist;
  61 static int seek_id = -1;
  62 static int seek_target_time = 0;
  63
  64 gboolean
  65 screen_is_visible(const struct screen_functions *sf)
  66 {
  67         return sf == mode_fn;
  68 }
  69
  70 void
  71 screen_switch(const struct screen_functions *sf, struct mpdclient *c)
  72 {
  73         assert(sf != NULL);
  74
  75         if (sf == mode_fn)
  76                 return;
  77
  78         mode_fn_prev = mode_fn;
  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 void
  95 screen_swap(struct mpdclient *c, const struct mpd_song *song)
  96 {
  97         if (song != NULL)
  98         {
  99                 if (false)
 100                         { /* just a hack to make the ifdefs less ugly */ }
 101 #ifdef ENABLE_SONG_SCREEN
 102                 if (mode_fn_prev == &screen_song)
 103                         screen_song_switch(c, song);
 104 #endif
 105 #ifdef ENABLE_LYRICS_SCREEN
 106                 else if (mode_fn_prev == &screen_lyrics)
 107                         screen_lyrics_switch(c, song);
 108 #endif
 109                 else
 110                         screen_switch(mode_fn_prev, c);
 111         }
 112         else
 113                 screen_switch(mode_fn_prev, c);
 114 }
 115
 116 static int
 117 find_configured_screen(const char *name)
 118 {
 119         unsigned i;
 120
 121         for (i = 0; options.screen_list[i] != NULL; ++i)
 122                 if (strcmp(options.screen_list[i], name) == 0)
 123                         return i;
 124
 125         return -1;
 126 }
 127
 128 static void
 129 screen_next_mode(mpdclient_t *c, int offset)
 130 {
 131         int max = g_strv_length(options.screen_list);
 132         int current, next;
 133         const struct screen_functions *sf;
 134
 135         /* find current screen */
 136         current = find_configured_screen(screen_get_name(mode_fn));
 137         next = current + offset;
 138         if (next<0)
 139                 next = max-1;
 140         else if (next>=max)
 141                 next = 0;
 142
 143         sf = screen_lookup_name(options.screen_list[next]);
 144         if (sf != NULL)
 145                 screen_switch(sf, c);
 146 }
 147
 148 #ifndef NCMPC_MINI
 149 static void
 150 print_hotkey(WINDOW *w, command_t cmd, const char *label)
 151 {
 152         colors_use(w, COLOR_TITLE_BOLD);
 153         waddstr(w, get_key_names(cmd, FALSE));
 154         colors_use(w, COLOR_TITLE);
 155         waddch(w, ':');
 156         waddstr(w, label);
 157         waddch(w, ' ');
 158         waddch(w, ' ');
 159 }
 160 #endif
 161
 162 static inline int
 163 get_volume(const struct mpd_Status *status)
 164 {
 165         return status != NULL
 166                 ? status->volume
 167                 : MPD_STATUS_NO_VOLUME;
 168 }
 169
 170 static void
 171 paint_top_window2(const char *header, mpdclient_t *c)
 172 {
 173         int volume;
 174         char flags[5];
 175         WINDOW *w = screen.top_window.w;
 176         char buf[32];
 177
 178         if (header[0]) {
 179                 colors_use(w, COLOR_TITLE_BOLD);
 180                 mvwaddstr(w, 0, 0, header);
 181 #ifndef NCMPC_MINI
 182         } else {
 183 #ifdef ENABLE_HELP_SCREEN
 184                 print_hotkey(w, CMD_SCREEN_HELP, _("Help"));
 185 #endif
 186                 print_hotkey(w, CMD_SCREEN_PLAY, _("Playlist"));
 187                 print_hotkey(w, CMD_SCREEN_FILE, _("Browse"));
 188 #ifdef ENABLE_ARTIST_SCREEN
 189                 print_hotkey(w, CMD_SCREEN_ARTIST, _("Artist"));
 190 #endif
 191 #ifdef ENABLE_SEARCH_SCREEN
 192                 print_hotkey(w, CMD_SCREEN_SEARCH, _("Search"));
 193 #endif
 194 #ifdef ENABLE_LYRICS_SCREEN
 195                 print_hotkey(w, CMD_SCREEN_LYRICS, _("Lyrics"));
 196 #endif
 197 #ifdef ENABLE_OUTPUTS_SCREEN
 198                 print_hotkey(w, CMD_SCREEN_OUTPUTS, _("Outputs"));
 199 #endif
 200 #endif
 201         }
 202
 203         volume = get_volume(c->status);
 204         if (volume == MPD_STATUS_NO_VOLUME)
 205                 g_snprintf(buf, 32, _("Volume n/a"));
 206         else
 207                 g_snprintf(buf, 32, _("Volume %d%%"), volume);
 208
 209         colors_use(w, COLOR_TITLE);
 210         mvwaddstr(w, 0, screen.top_window.cols - utf8_width(buf), buf);
 211
 212         flags[0] = 0;
 213         if (c->status != NULL) {
 214                 if (c->status->repeat)
 215                         g_strlcat(flags, "r", sizeof(flags));
 216                 if (c->status->random)
 217                         g_strlcat(flags, "z", sizeof(flags));
 218                 if (c->status->single)
 219                         g_strlcat(flags, "s", sizeof(flags));
 220                 if (c->status->consume)
 221                         g_strlcat(flags, "c", sizeof(flags));
 222                 if (c->status->crossfade)
 223                         g_strlcat(flags, "x", sizeof(flags));
 224                 if (c->status->updatingDb)
 225                         g_strlcat(flags, "U", sizeof(flags));
 226         }
 227
 228         colors_use(w, COLOR_LINE);
 229         mvwhline(w, 1, 0, ACS_HLINE, screen.top_window.cols);
 230         if (flags[0]) {
 231                 wmove(w,1,screen.top_window.cols-strlen(flags)-3);
 232                 waddch(w, '[');
 233                 colors_use(w, COLOR_LINE_BOLD);
 234                 waddstr(w, flags);
 235                 colors_use(w, COLOR_LINE);
 236                 waddch(w, ']');
 237         }
 238         wnoutrefresh(w);
 239 }
 240
 241 static void
 242 paint_top_window(const char *header, mpdclient_t *c, int full_repaint)
 243 {
 244         static int prev_volume = -1;
 245         static unsigned prev_header_len = -1;
 246         WINDOW *w = screen.top_window.w;
 247
 248         if (prev_header_len != utf8_width(header)) {
 249                 prev_header_len = utf8_width(header);
 250                 full_repaint = 1;
 251         }
 252
 253         if (full_repaint) {
 254                 wmove(w, 0, 0);
 255                 wclrtoeol(w);
 256         }
 257
 258         if ((c->status != NULL && prev_volume != c->status->volume) ||
 259             full_repaint)
 260                 paint_top_window2(header, c);
 261 }
 262
 263 static void
 264 paint_progress_window(mpdclient_t *c)
 265 {
 266         double p;
 267         int width;
 268         int elapsedTime;
 269
 270         if (c->status==NULL || IS_STOPPED(c->status->state)) {
 271                 mvwhline(screen.progress_window.w, 0, 0, ACS_HLINE,
 272                          screen.progress_window.cols);
 273                 wnoutrefresh(screen.progress_window.w);
 274                 return;
 275         }
 276
 277         if (c->song && seek_id == c->song->id)
 278                 elapsedTime = seek_target_time;
 279         else
 280                 elapsedTime = c->status->elapsedTime;
 281
 282         p = ((double) elapsedTime) / ((double) c->status->totalTime);
 283
 284         width = (int) (p * (double) screen.progress_window.cols);
 285         mvwhline(screen.progress_window.w,
 286                  0, 0,
 287                  ACS_HLINE,
 288                  screen.progress_window.cols);
 289         whline(screen.progress_window.w, '=', width-1);
 290         mvwaddch(screen.progress_window.w, 0, width-1, 'O');
 291         wnoutrefresh(screen.progress_window.w);
 292 }
 293
 294 static void
 295 paint_status_window(mpdclient_t *c)
 296 {
 297         WINDOW *w = screen.status_window.w;
 298         mpd_Status *status = c->status;
 299         int state;
 300         mpd_Song *song = c->song;
 301         int elapsedTime = 0;
 302 #ifdef NCMPC_MINI
 303         static char bitrate[1];
 304 #else
 305         char bitrate[16];
 306 #endif
 307         const char *str = NULL;
 308         int x = 0;
 309
 310         if( time(NULL) - screen.status_timestamp <= options.status_message_time )
 311                 return;
 312
 313         wmove(w, 0, 0);
 314         wclrtoeol(w);
 315         colors_use(w, COLOR_STATUS_BOLD);
 316
 317         state = status == NULL ? MPD_STATUS_STATE_UNKNOWN : status->state;
 318
 319         switch (state) {
 320         case MPD_STATUS_STATE_PLAY:
 321                 str = _("Playing:");
 322                 break;
 323         case MPD_STATUS_STATE_PAUSE:
 324                 str = _("[Paused]");
 325                 break;
 326         case MPD_STATUS_STATE_STOP:
 327         default:
 328                 break;
 329         }
 330
 331         if (str) {
 332                 waddstr(w, str);
 333                 x += utf8_width(str) + 1;
 334         }
 335
 336         /* create time string */
 337         memset(screen.buf, 0, screen.buf_size);
 338         if (IS_PLAYING(state) || IS_PAUSED(state)) {
 339                 if (status->totalTime > 0) {
 340                         /*checks the conf to see whether to display elapsed or remaining time */
 341                         if(!strcmp(options.timedisplay_type,"elapsed"))
 342                                 elapsedTime = c->status->elapsedTime;
 343                         else if(!strcmp(options.timedisplay_type,"remaining"))
 344                                 elapsedTime = (c->status->totalTime - c->status->elapsedTime);
 345
 346                         if( c->song && seek_id == c->song->id )
 347                                 elapsedTime = seek_target_time;
 348
 349                         /* display bitrate if visible-bitrate is true */
 350 #ifndef NCMPC_MINI
 351                         if (options.visible_bitrate) {
 352                                 g_snprintf(bitrate, 16,
 353                                            " [%d kbps]", status->bitRate);
 354                         } else {
 355                                 bitrate[0] = '\0';
 356                         }
 357 #endif
 358
 359                         /*write out the time, using hours if time over 60 minutes*/
 360                         if (c->status->totalTime > 3600) {
 361                                 g_snprintf(screen.buf, screen.buf_size,
 362                                            "%s [%i:%02i:%02i/%i:%02i:%02i]",
 363                                            bitrate, elapsedTime/3600, (elapsedTime%3600)/60, elapsedTime%60,
 364                                            status->totalTime/3600, (status->totalTime%3600)/60,  status->totalTime%60);
 365                         } else {
 366                                 g_snprintf(screen.buf, screen.buf_size,
 367                                            "%s [%i:%02i/%i:%02i]",
 368                                            bitrate, elapsedTime/60, elapsedTime%60,
 369                                            status->totalTime/60,   status->totalTime%60 );
 370                         }
 371 #ifndef NCMPC_MINI
 372                 } else {
 373                         g_snprintf(screen.buf, screen.buf_size,
 374                                    " [%d kbps]", status->bitRate );
 375 #endif
 376                 }
 377 #ifndef NCMPC_MINI
 378         } else {
 379                 if (options.display_time) {
 380                         time_t timep;
 381
 382                         time(&timep);
 383                         strftime(screen.buf, screen.buf_size, "%X ",localtime(&timep));
 384                 }
 385 #endif
 386         }
 387
 388         /* display song */
 389         if (status != NULL && (IS_PLAYING(status->state) ||
 390                                IS_PAUSED(status->state))) {
 391                 char songname[MAX_SONGNAME_LENGTH];
 392 #ifndef NCMPC_MINI
 393                 int width = COLS - x - utf8_width(screen.buf);
 394 #endif
 395
 396                 if (song)
 397                         strfsong(songname, MAX_SONGNAME_LENGTH,
 398                                  options.status_format, song);
 399                 else
 400                         songname[0] = '\0';
 401
 402                 colors_use(w, COLOR_STATUS);
 403                 /* scroll if the song name is to long */
 404 #ifndef NCMPC_MINI
 405                 if (options.scroll && utf8_width(songname) > (unsigned)width) {
 406                         static  scroll_state_t st = { 0, 0 };
 407                         char *tmp = strscroll(songname, options.scroll_sep, width, &st);
 408
 409                         g_strlcpy(songname, tmp, MAX_SONGNAME_LENGTH);
 410                         g_free(tmp);
 411                 }
 412 #endif
 413                 //mvwaddnstr(w, 0, x, songname, width);
 414                 mvwaddstr(w, 0, x, songname);
 415         }
 416
 417         /* display time string */
 418         if (screen.buf[0]) {
 419                 x = screen.status_window.cols - strlen(screen.buf);
 420                 colors_use(w, COLOR_STATUS_TIME);
 421                 mvwaddstr(w, 0, x, screen.buf);
 422         }
 423
 424         wnoutrefresh(w);
 425 }
 426
 427 void
 428 screen_exit(void)
 429 {
 430         if (mode_fn->close != NULL)
 431                 mode_fn->close();
 432
 433         screen_list_exit();
 434
 435         string_list_free(screen.find_history);
 436         g_free(screen.buf);
 437         g_free(screen.findbuf);
 438 }
 439
 440 void
 441 screen_resize(struct mpdclient *c)
 442 {
 443         if (COLS<SCREEN_MIN_COLS || LINES<SCREEN_MIN_ROWS) {
 444                 screen_exit();
 445                 fprintf(stderr, "%s", _("Error: Screen too small"));
 446                 exit(EXIT_FAILURE);
 447         }
 448
 449         resizeterm(LINES, COLS);
 450
 451         screen.cols = COLS;
 452         screen.rows = LINES;
 453
 454         /* top window */
 455         screen.top_window.cols = screen.cols;
 456         wresize(screen.top_window.w, 2, screen.cols);
 457
 458         /* main window */
 459         screen.main_window.cols = screen.cols;
 460         screen.main_window.rows = screen.rows-4;
 461         wresize(screen.main_window.w, screen.main_window.rows, screen.cols);
 462         wclear(screen.main_window.w);
 463
 464         /* progress window */
 465         screen.progress_window.cols = screen.cols;
 466         wresize(screen.progress_window.w, 1, screen.cols);
 467         mvwin(screen.progress_window.w, screen.rows-2, 0);
 468
 469         /* status window */
 470         screen.status_window.cols = screen.cols;
 471         wresize(screen.status_window.w, 1, screen.cols);
 472         mvwin(screen.status_window.w, screen.rows-1, 0);
 473
 474         screen.buf_size = screen.cols;
 475         g_free(screen.buf);
 476         screen.buf = g_malloc(screen.cols);
 477
 478         /* resize all screens */
 479         screen_list_resize(screen.main_window.cols, screen.main_window.rows);
 480
 481         /* ? - without this the cursor becomes visible with aterm & Eterm */
 482         curs_set(1);
 483         curs_set(0);
 484
 485         screen_paint(c);
 486 }
 487
 488 void
 489 screen_status_message(const char *msg)
 490 {
 491         WINDOW *w = screen.status_window.w;
 492
 493         wmove(w, 0, 0);
 494         wclrtoeol(w);
 495         colors_use(w, COLOR_STATUS_ALERT);
 496         waddstr(w, msg);
 497         wnoutrefresh(w);
 498         screen.status_timestamp = time(NULL);
 499 }
 500
 501 void
 502 screen_status_printf(const char *format, ...)
 503 {
 504         char *msg;
 505         va_list ap;
 506
 507         va_start(ap,format);
 508         msg = g_strdup_vprintf(format,ap);
 509         va_end(ap);
 510         screen_status_message(msg);
 511         g_free(msg);
 512 }
 513
 514 void
 515 screen_init(mpdclient_t *c)
 516 {
 517         if (COLS < SCREEN_MIN_COLS || LINES < SCREEN_MIN_ROWS) {
 518                 fprintf(stderr, "%s\n", _("Error: Screen too small"));
 519                 exit(EXIT_FAILURE);
 520         }
 521
 522         screen.cols = COLS;
 523         screen.rows = LINES;
 524
 525         screen.buf  = g_malloc(screen.cols);
 526         screen.buf_size = screen.cols;
 527         screen.findbuf = NULL;
 528         screen.start_timestamp = time(NULL);
 529         screen.last_cmd = CMD_NONE;
 530
 531         /* create top window */
 532         screen.top_window.rows = 2;
 533         screen.top_window.cols = screen.cols;
 534         screen.top_window.w = newwin(screen.top_window.rows,
 535                                       screen.top_window.cols,
 536                                       0, 0);
 537         leaveok(screen.top_window.w, TRUE);
 538         keypad(screen.top_window.w, TRUE);
 539
 540         /* create main window */
 541         screen.main_window.rows = screen.rows-4;
 542         screen.main_window.cols = screen.cols;
 543         screen.main_window.w = newwin(screen.main_window.rows,
 544                                        screen.main_window.cols,
 545                                        2,
 546                                        0);
 547
 548         //  leaveok(screen.main_window.w, TRUE); temporary disabled
 549         keypad(screen.main_window.w, TRUE);
 550
 551         /* create progress window */
 552         screen.progress_window.rows = 1;
 553         screen.progress_window.cols = screen.cols;
 554         screen.progress_window.w = newwin(screen.progress_window.rows,
 555                                            screen.progress_window.cols,
 556                                            screen.rows-2,
 557                                            0);
 558         leaveok(screen.progress_window.w, TRUE);
 559
 560         /* create status window */
 561         screen.status_window.rows = 1;
 562         screen.status_window.cols = screen.cols;
 563         screen.status_window.w = newwin(screen.status_window.rows,
 564                                          screen.status_window.cols,
 565                                          screen.rows-1,
 566                                          0);
 567
 568         leaveok(screen.status_window.w, FALSE);
 569         keypad(screen.status_window.w, TRUE);
 570
 571 #ifdef ENABLE_COLORS
 572         if (options.enable_colors) {
 573                 /* set background attributes */
 574                 wbkgd(stdscr, COLOR_PAIR(COLOR_LIST));
 575                 wbkgd(screen.main_window.w,     COLOR_PAIR(COLOR_LIST));
 576                 wbkgd(screen.top_window.w,      COLOR_PAIR(COLOR_TITLE));
 577                 wbkgd(screen.progress_window.w, COLOR_PAIR(COLOR_PROGRESSBAR));
 578                 wbkgd(screen.status_window.w,   COLOR_PAIR(COLOR_STATUS));
 579                 colors_use(screen.progress_window.w, COLOR_PROGRESSBAR);
 580         }
 581 #endif
 582
 583         refresh();
 584
 585         /* initialize screens */
 586         screen_list_init(screen.main_window.w,
 587                          screen.main_window.cols, screen.main_window.rows);
 588
 589         if (mode_fn->open != NULL)
 590                 mode_fn->open(c);
 591 }
 592
 593 void
 594 screen_paint(mpdclient_t *c)
 595 {
 596         const char *title = NULL;
 597
 598         if (mode_fn->get_title != NULL)
 599                 title = mode_fn->get_title(screen.buf, screen.buf_size);
 600
 601         /* paint the title/header window */
 602         if( title )
 603                 paint_top_window(title, c, 1);
 604         else
 605                 paint_top_window("", c, 1);
 606
 607         /* paint the main window */
 608         wclear(screen.main_window.w);
 609         if (mode_fn->paint != NULL)
 610                 mode_fn->paint();
 611
 612         paint_progress_window(c);
 613         paint_status_window(c);
 614         wmove(screen.main_window.w, 0, 0);
 615         wnoutrefresh(screen.main_window.w);
 616
 617         /* tell curses to update */
 618         doupdate();
 619 }
 620
 621 void
 622 screen_update(mpdclient_t *c)
 623 {
 624 #ifndef NCMPC_MINI
 625         static int repeat = -1;
 626         static int random_enabled = -1;
 627         static int single = -1;
 628         static int consume = -1;
 629         static int crossfade = -1;
 630         static int dbupdate = -1;
 631
 632         /* print a message if mpd status has changed */
 633         if (c->status != NULL) {
 634                 if (repeat < 0) {
 635                         repeat = c->status->repeat;
 636                         random_enabled = c->status->random;
 637                         single = c->status->single;
 638                         consume = c->status->consume;
 639                         crossfade = c->status->crossfade;
 640                         dbupdate = c->status->updatingDb;
 641                 }
 642
 643                 if (repeat != c->status->repeat)
 644                         screen_status_printf(c->status->repeat ?
 645                                              _("Repeat mode is on") :
 646                                              _("Repeat mode is off"));
 647
 648                 if (random_enabled != c->status->random)
 649                         screen_status_printf(c->status->random ?
 650                                              _("Random mode is on") :
 651                                              _("Random mode is off"));
 652
 653                 if (single != c->status->single)
 654                         screen_status_printf(c->status->single ?
 655                                              /* "single" mode means
 656                                                 that MPD will
 657                                                 automatically stop
 658                                                 after playing one
 659                                                 single song */
 660                                              _("Single mode is on") :
 661                                              _("Single mode is off"));
 662
 663                 if (consume != c->status->consume)
 664                         screen_status_printf(c->status->consume ?
 665                                              /* "consume" mode means
 666                                                 that MPD removes each
 667                                                 song which has
 668                                                 finished playing */
 669                                              _("Consume mode is on") :
 670                                              _("Consume mode is off"));
 671
 672                 if (crossfade != c->status->crossfade)
 673                         screen_status_printf(_("Crossfade %d seconds"), c->status->crossfade);
 674
 675                 if (dbupdate && dbupdate != c->status->updatingDb) {
 676                         screen_status_printf(_("Database updated"));
 677                         mpdclient_browse_callback(c, BROWSE_DB_UPDATED, NULL);
 678                 }
 679
 680                 repeat = c->status->repeat;
 681                 single = c->status->single;
 682                 consume = c->status->consume;
 683                 random_enabled = c->status->random;
 684                 crossfade = c->status->crossfade;
 685                 dbupdate = c->status->updatingDb;
 686         }
 687
 688         /* update title/header window */
 689         if (welcome && options.welcome_screen_list &&
 690             screen.last_cmd==CMD_NONE &&
 691             time(NULL)-screen.start_timestamp <= SCREEN_WELCOME_TIME)
 692                 paint_top_window("", c, 0);
 693         else
 694 #endif
 695         if (mode_fn->get_title != NULL) {
 696                 paint_top_window(mode_fn->get_title(screen.buf,screen.buf_size), c, 0);
 697 #ifndef NCMPC_MINI
 698                 welcome = FALSE;
 699 #endif
 700         } else
 701                 paint_top_window("", c, 0);
 702
 703         /* update the main window */
 704         if (mode_fn->update != NULL)
 705                 mode_fn->update(c);
 706
 707         /* update progress window */
 708         paint_progress_window(c);
 709
 710         /* update status window */
 711         paint_status_window(c);
 712
 713         /* move the cursor to the origin */
 714         wmove(screen.main_window.w, 0, 0);
 715         wnoutrefresh(screen.main_window.w);
 716
 717         /* tell curses to update */
 718         doupdate();
 719 }
 720
 721 void
 722 screen_idle(mpdclient_t *c)
 723 {
 724         if (c->song && seek_id == c->song->id &&
 725             (screen.last_cmd == CMD_SEEK_FORWARD ||
 726              screen.last_cmd == CMD_SEEK_BACKWARD))
 727                 mpdclient_cmd_seek(c, seek_id, seek_target_time);
 728
 729         screen.last_cmd = CMD_NONE;
 730         seek_id = -1;
 731 }
 732
 733 #ifdef HAVE_GETMOUSE
 734 int
 735 screen_get_mouse_event(mpdclient_t *c, unsigned long *bstate, int *row)
 736 {
 737         MEVENT event;
 738
 739         /* retrieve the mouse event from ncurses */
 740         getmouse(&event);
 741         /* calculate the selected row in the list window */
 742         *row = event.y - screen.top_window.rows;
 743         /* copy button state bits */
 744         *bstate = event.bstate;
 745         /* if button 2 was pressed switch screen */
 746         if (event.bstate & BUTTON2_CLICKED) {
 747                 screen_cmd(c, CMD_SCREEN_NEXT);
 748                 return 1;
 749         }
 750
 751         return 0;
 752 }
 753 #endif
 754
 755 static int
 756 screen_client_cmd(mpdclient_t *c, command_t cmd)
 757 {
 758         if (c->connection == NULL || c->status == NULL)
 759                 return 0;
 760
 761         switch(cmd) {
 762                 /*
 763         case CMD_PLAY:
 764                 mpdclient_cmd_play(c, MPD_PLAY_AT_BEGINNING);
 765                 break;
 766                 */
 767         case CMD_PAUSE:
 768                 mpdclient_cmd_pause(c, !IS_PAUSED(c->status->state));
 769                 break;
 770         case CMD_STOP:
 771                 mpdclient_cmd_stop(c);
 772                 break;
 773         case CMD_CROP:
 774                 mpdclient_cmd_crop(c);
 775                 break;
 776         case CMD_SEEK_FORWARD:
 777                 if (!IS_STOPPED(c->status->state)) {
 778                         if (c->song && seek_id != c->song->id) {
 779                                 seek_id = c->song->id;
 780                                 seek_target_time = c->status->elapsedTime;
 781                         }
 782                         seek_target_time+=options.seek_time;
 783                         if (seek_target_time < c->status->totalTime)
 784                                 break;
 785                         seek_target_time = c->status->totalTime;
 786                         /* seek_target_time=0; */
 787                 }
 788                 break;
 789                 /* fall through... */
 790         case CMD_TRACK_NEXT:
 791                 if (!IS_STOPPED(c->status->state))
 792                         mpdclient_cmd_next(c);
 793                 break;
 794         case CMD_SEEK_BACKWARD:
 795                 if (!IS_STOPPED(c->status->state)) {
 796                         if (seek_id != c->song->id) {
 797                                 seek_id = c->song->id;
 798                                 seek_target_time = c->status->elapsedTime;
 799                         }
 800                         seek_target_time-=options.seek_time;
 801                         if (seek_target_time < 0)
 802                                 seek_target_time=0;
 803                 }
 804                 break;
 805         case CMD_TRACK_PREVIOUS:
 806                 if (!IS_STOPPED(c->status->state))
 807                         mpdclient_cmd_prev(c);
 808                 break;
 809         case CMD_SHUFFLE:
 810                 if (mpdclient_cmd_shuffle(c) == 0)
 811                         screen_status_message(_("Shuffled playlist"));
 812                 break;
 813         case CMD_CLEAR:
 814                 if (mpdclient_cmd_clear(c) == 0)
 815                         screen_status_message(_("Cleared playlist"));
 816                 break;
 817         case CMD_REPEAT:
 818                 mpdclient_cmd_repeat(c, !c->status->repeat);
 819                 break;
 820         case CMD_RANDOM:
 821                 mpdclient_cmd_random(c, !c->status->random);
 822                 break;
 823         case CMD_SINGLE:
 824                 mpdclient_cmd_single(c, !c->status->single);
 825                 break;
 826         case CMD_CONSUME:
 827                 mpdclient_cmd_consume(c, !c->status->consume);
 828                 break;
 829         case CMD_CROSSFADE:
 830                 if (c->status->crossfade)
 831                         mpdclient_cmd_crossfade(c, 0);
 832                 else
 833                         mpdclient_cmd_crossfade(c, options.crossfade_time);
 834                 break;
 835         case CMD_DB_UPDATE:
 836                 if (!c->status->updatingDb) {
 837                         if( mpdclient_cmd_db_update(c,NULL)==0 )
 838                                 screen_status_printf(_("Database update started"));
 839                 } else
 840                         screen_status_printf(_("Database update running..."));
 841                 break;
 842         case CMD_VOLUME_UP:
 843                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume<100 )
 844                         mpdclient_cmd_volume(c, ++c->status->volume);
 845                 break;
 846         case CMD_VOLUME_DOWN:
 847                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume>0 )
 848                         mpdclient_cmd_volume(c, --c->status->volume);
 849                 break;
 850
 851         default:
 852                 return 0;
 853         }
 854
 855         return 1;
 856 }
 857
 858 void
 859 screen_cmd(mpdclient_t *c, command_t cmd)
 860 {
 861         screen.last_cmd = cmd;
 862 #ifndef NCMPC_MINI
 863         welcome = FALSE;
 864 #endif
 865
 866         if (mode_fn->cmd != NULL && mode_fn->cmd(c, cmd))
 867                 return;
 868
 869         if (screen_client_cmd(c, cmd))
 870                 return;
 871
 872         switch(cmd) {
 873         case CMD_TOGGLE_FIND_WRAP:
 874                 options.find_wrap = !options.find_wrap;
 875                 screen_status_printf(options.find_wrap ?
 876                                      _("Find mode: Wrapped") :
 877                                      _("Find mode: Normal"));
 878                 break;
 879         case CMD_TOGGLE_AUTOCENTER:
 880                 options.auto_center = !options.auto_center;
 881                 screen_status_printf(options.auto_center ?
 882                                      _("Auto center mode: On") :
 883                                      _("Auto center mode: Off"));
 884                 break;
 885         case CMD_SCREEN_UPDATE:
 886                 screen_paint(c);
 887                 break;
 888         case CMD_SCREEN_PREVIOUS:
 889                 screen_next_mode(c, -1);
 890                 break;
 891         case CMD_SCREEN_NEXT:
 892                 screen_next_mode(c, 1);
 893                 break;
 894         case CMD_SCREEN_PLAY:
 895                 screen_switch(&screen_playlist, c);
 896                 break;
 897         case CMD_SCREEN_FILE:
 898                 screen_switch(&screen_browse, c);
 899                 break;
 900 #ifdef ENABLE_HELP_SCREEN
 901         case CMD_SCREEN_HELP:
 902                 screen_switch(&screen_help, c);
 903                 break;
 904 #endif
 905 #ifdef ENABLE_SEARCH_SCREEN
 906         case CMD_SCREEN_SEARCH:
 907                 screen_switch(&screen_search, c);
 908                 break;
 909 #endif
 910 #ifdef ENABLE_ARTIST_SCREEN
 911         case CMD_SCREEN_ARTIST:
 912                 screen_switch(&screen_artist, c);
 913                 break;
 914 #endif
 915 #ifdef ENABLE_SONG_SCREEN
 916         case CMD_SCREEN_SONG:
 917                 screen_switch(&screen_song, c);
 918                 break;
 919 #endif
 920 #ifdef ENABLE_KEYDEF_SCREEN
 921         case CMD_SCREEN_KEYDEF:
 922                 screen_switch(&screen_keydef, c);
 923                 break;
 924 #endif
 925 #ifdef ENABLE_LYRICS_SCREEN
 926         case CMD_SCREEN_LYRICS:
 927                 screen_switch(&screen_lyrics, c);
 928                 break;
 929 #endif
 930 #ifdef ENABLE_OUTPUTS_SCREEN
 931         case CMD_SCREEN_OUTPUTS:
 932                 screen_switch(&screen_outputs, c);
 933                 break;
 934         case CMD_SCREEN_SWAP:
 935                 screen_swap(c, NULL);
 936                 break;
 937 #endif
 938
 939         default:
 940                 break;
 941         }
 942 }