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