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         mpd_Song *song = c->song;
 300         int elapsedTime = 0;
 301 #ifdef NCMPC_MINI
 302         static char bitrate[1];
 303 #else
 304         char bitrate[16];
 305 #endif
 306         const char *str = NULL;
 307         int x = 0;
 308
 309         if( time(NULL) - screen.status_timestamp <= options.status_message_time )
 310                 return;
 311
 312         wmove(w, 0, 0);
 313         wclrtoeol(w);
 314         colors_use(w, COLOR_STATUS_BOLD);
 315
 316         switch (status == NULL ? MPD_STATUS_STATE_STOP : status->state) {
 317         case MPD_STATUS_STATE_PLAY:
 318                 str = _("Playing:");
 319                 break;
 320         case MPD_STATUS_STATE_PAUSE:
 321                 str = _("[Paused]");
 322                 break;
 323         case MPD_STATUS_STATE_STOP:
 324         default:
 325                 break;
 326         }
 327
 328         if (str) {
 329                 waddstr(w, str);
 330                 x += utf8_width(str) + 1;
 331         }
 332
 333         /* create time string */
 334         memset(screen.buf, 0, screen.buf_size);
 335         if (status != NULL && (IS_PLAYING(status->state) ||
 336                                IS_PAUSED(status->state))) {
 337                 if (status->totalTime > 0) {
 338                         /*checks the conf to see whether to display elapsed or remaining time */
 339                         if(!strcmp(options.timedisplay_type,"elapsed"))
 340                                 elapsedTime = c->status->elapsedTime;
 341                         else if(!strcmp(options.timedisplay_type,"remaining"))
 342                                 elapsedTime = (c->status->totalTime - c->status->elapsedTime);
 343
 344                         if( c->song && seek_id == c->song->id )
 345                                 elapsedTime = seek_target_time;
 346
 347                         /* display bitrate if visible-bitrate is true */
 348 #ifndef NCMPC_MINI
 349                         if (options.visible_bitrate) {
 350                                 g_snprintf(bitrate, 16,
 351                                            " [%d kbps]", status->bitRate);
 352                         } else {
 353                                 bitrate[0] = '\0';
 354                         }
 355 #endif
 356
 357                         /*write out the time, using hours if time over 60 minutes*/
 358                         if (c->status->totalTime > 3600) {
 359                                 g_snprintf(screen.buf, screen.buf_size,
 360                                            "%s [%i:%02i:%02i/%i:%02i:%02i]",
 361                                            bitrate, elapsedTime/3600, (elapsedTime%3600)/60, elapsedTime%60,
 362                                            status->totalTime/3600, (status->totalTime%3600)/60,  status->totalTime%60);
 363                         } else {
 364                                 g_snprintf(screen.buf, screen.buf_size,
 365                                            "%s [%i:%02i/%i:%02i]",
 366                                            bitrate, elapsedTime/60, elapsedTime%60,
 367                                            status->totalTime/60,   status->totalTime%60 );
 368                         }
 369 #ifndef NCMPC_MINI
 370                 } else {
 371                         g_snprintf(screen.buf, screen.buf_size,
 372                                    " [%d kbps]", status->bitRate );
 373 #endif
 374                 }
 375 #ifndef NCMPC_MINI
 376         } else {
 377                 if (options.display_time) {
 378                         time_t timep;
 379
 380                         time(&timep);
 381                         strftime(screen.buf, screen.buf_size, "%X ",localtime(&timep));
 382                 }
 383 #endif
 384         }
 385
 386         /* display song */
 387         if (status != NULL && (IS_PLAYING(status->state) ||
 388                                IS_PAUSED(status->state))) {
 389                 char songname[MAX_SONGNAME_LENGTH];
 390 #ifndef NCMPC_MINI
 391                 int width = COLS - x - utf8_width(screen.buf);
 392 #endif
 393
 394                 if (song)
 395                         strfsong(songname, MAX_SONGNAME_LENGTH,
 396                                  options.status_format, song);
 397                 else
 398                         songname[0] = '\0';
 399
 400                 colors_use(w, COLOR_STATUS);
 401                 /* scroll if the song name is to long */
 402 #ifndef NCMPC_MINI
 403                 if (options.scroll && utf8_width(songname) > (unsigned)width) {
 404                         static  scroll_state_t st = { 0, 0 };
 405                         char *tmp = strscroll(songname, options.scroll_sep, width, &st);
 406
 407                         g_strlcpy(songname, tmp, MAX_SONGNAME_LENGTH);
 408                         g_free(tmp);
 409                 }
 410 #endif
 411                 //mvwaddnstr(w, 0, x, songname, width);
 412                 mvwaddstr(w, 0, x, songname);
 413         }
 414
 415         /* display time string */
 416         if (screen.buf[0]) {
 417                 x = screen.status_window.cols - strlen(screen.buf);
 418                 colors_use(w, COLOR_STATUS_TIME);
 419                 mvwaddstr(w, 0, x, screen.buf);
 420         }
 421
 422         wnoutrefresh(w);
 423 }
 424
 425 void
 426 screen_exit(void)
 427 {
 428         if (mode_fn->close != NULL)
 429                 mode_fn->close();
 430
 431         screen_list_exit();
 432
 433         string_list_free(screen.find_history);
 434         g_free(screen.buf);
 435         g_free(screen.findbuf);
 436 }
 437
 438 void
 439 screen_resize(struct mpdclient *c)
 440 {
 441         if (COLS<SCREEN_MIN_COLS || LINES<SCREEN_MIN_ROWS) {
 442                 screen_exit();
 443                 fprintf(stderr, "%s", _("Error: Screen too small"));
 444                 exit(EXIT_FAILURE);
 445         }
 446
 447         resizeterm(LINES, COLS);
 448
 449         screen.cols = COLS;
 450         screen.rows = LINES;
 451
 452         /* top window */
 453         screen.top_window.cols = screen.cols;
 454         wresize(screen.top_window.w, 2, screen.cols);
 455
 456         /* main window */
 457         screen.main_window.cols = screen.cols;
 458         screen.main_window.rows = screen.rows-4;
 459         wresize(screen.main_window.w, screen.main_window.rows, screen.cols);
 460         wclear(screen.main_window.w);
 461
 462         /* progress window */
 463         screen.progress_window.cols = screen.cols;
 464         wresize(screen.progress_window.w, 1, screen.cols);
 465         mvwin(screen.progress_window.w, screen.rows-2, 0);
 466
 467         /* status window */
 468         screen.status_window.cols = screen.cols;
 469         wresize(screen.status_window.w, 1, screen.cols);
 470         mvwin(screen.status_window.w, screen.rows-1, 0);
 471
 472         screen.buf_size = screen.cols;
 473         g_free(screen.buf);
 474         screen.buf = g_malloc(screen.cols);
 475
 476         /* resize all screens */
 477         screen_list_resize(screen.main_window.cols, screen.main_window.rows);
 478
 479         /* ? - without this the cursor becomes visible with aterm & Eterm */
 480         curs_set(1);
 481         curs_set(0);
 482
 483         screen_paint(c);
 484 }
 485
 486 void
 487 screen_status_message(const char *msg)
 488 {
 489         WINDOW *w = screen.status_window.w;
 490
 491         wmove(w, 0, 0);
 492         wclrtoeol(w);
 493         colors_use(w, COLOR_STATUS_ALERT);
 494         waddstr(w, msg);
 495         wnoutrefresh(w);
 496         screen.status_timestamp = time(NULL);
 497 }
 498
 499 void
 500 screen_status_printf(const char *format, ...)
 501 {
 502         char *msg;
 503         va_list ap;
 504
 505         va_start(ap,format);
 506         msg = g_strdup_vprintf(format,ap);
 507         va_end(ap);
 508         screen_status_message(msg);
 509         g_free(msg);
 510 }
 511
 512 void
 513 screen_init(mpdclient_t *c)
 514 {
 515         if (COLS < SCREEN_MIN_COLS || LINES < SCREEN_MIN_ROWS) {
 516                 fprintf(stderr, "%s\n", _("Error: Screen too small"));
 517                 exit(EXIT_FAILURE);
 518         }
 519
 520         screen.cols = COLS;
 521         screen.rows = LINES;
 522
 523         screen.buf  = g_malloc(screen.cols);
 524         screen.buf_size = screen.cols;
 525         screen.findbuf = NULL;
 526         screen.start_timestamp = time(NULL);
 527         screen.last_cmd = CMD_NONE;
 528
 529         /* create top window */
 530         screen.top_window.rows = 2;
 531         screen.top_window.cols = screen.cols;
 532         screen.top_window.w = newwin(screen.top_window.rows,
 533                                       screen.top_window.cols,
 534                                       0, 0);
 535         leaveok(screen.top_window.w, TRUE);
 536         keypad(screen.top_window.w, TRUE);
 537
 538         /* create main window */
 539         screen.main_window.rows = screen.rows-4;
 540         screen.main_window.cols = screen.cols;
 541         screen.main_window.w = newwin(screen.main_window.rows,
 542                                        screen.main_window.cols,
 543                                        2,
 544                                        0);
 545
 546         //  leaveok(screen.main_window.w, TRUE); temporary disabled
 547         keypad(screen.main_window.w, TRUE);
 548
 549         /* create progress window */
 550         screen.progress_window.rows = 1;
 551         screen.progress_window.cols = screen.cols;
 552         screen.progress_window.w = newwin(screen.progress_window.rows,
 553                                            screen.progress_window.cols,
 554                                            screen.rows-2,
 555                                            0);
 556         leaveok(screen.progress_window.w, TRUE);
 557
 558         /* create status window */
 559         screen.status_window.rows = 1;
 560         screen.status_window.cols = screen.cols;
 561         screen.status_window.w = newwin(screen.status_window.rows,
 562                                          screen.status_window.cols,
 563                                          screen.rows-1,
 564                                          0);
 565
 566         leaveok(screen.status_window.w, FALSE);
 567         keypad(screen.status_window.w, TRUE);
 568
 569 #ifdef ENABLE_COLORS
 570         if (options.enable_colors) {
 571                 /* set background attributes */
 572                 wbkgd(stdscr, COLOR_PAIR(COLOR_LIST));
 573                 wbkgd(screen.main_window.w,     COLOR_PAIR(COLOR_LIST));
 574                 wbkgd(screen.top_window.w,      COLOR_PAIR(COLOR_TITLE));
 575                 wbkgd(screen.progress_window.w, COLOR_PAIR(COLOR_PROGRESSBAR));
 576                 wbkgd(screen.status_window.w,   COLOR_PAIR(COLOR_STATUS));
 577                 colors_use(screen.progress_window.w, COLOR_PROGRESSBAR);
 578         }
 579 #endif
 580
 581         refresh();
 582
 583         /* initialize screens */
 584         screen_list_init(screen.main_window.w,
 585                          screen.main_window.cols, screen.main_window.rows);
 586
 587         if (mode_fn->open != NULL)
 588                 mode_fn->open(c);
 589 }
 590
 591 void
 592 screen_paint(mpdclient_t *c)
 593 {
 594         const char *title = NULL;
 595
 596         if (mode_fn->get_title != NULL)
 597                 title = mode_fn->get_title(screen.buf, screen.buf_size);
 598
 599         /* paint the title/header window */
 600         if( title )
 601                 paint_top_window(title, c, 1);
 602         else
 603                 paint_top_window("", c, 1);
 604
 605         /* paint the main window */
 606         wclear(screen.main_window.w);
 607         if (mode_fn->paint != NULL)
 608                 mode_fn->paint();
 609
 610         paint_progress_window(c);
 611         paint_status_window(c);
 612         wmove(screen.main_window.w, 0, 0);
 613         wnoutrefresh(screen.main_window.w);
 614
 615         /* tell curses to update */
 616         doupdate();
 617 }
 618
 619 void
 620 screen_update(mpdclient_t *c)
 621 {
 622 #ifndef NCMPC_MINI
 623         static int repeat = -1;
 624         static int random_enabled = -1;
 625         static int single = -1;
 626         static int consume = -1;
 627         static int crossfade = -1;
 628         static int dbupdate = -1;
 629
 630         /* print a message if mpd status has changed */
 631         if (c->status != NULL) {
 632                 if (repeat < 0) {
 633                         repeat = c->status->repeat;
 634                         random_enabled = c->status->random;
 635                         single = c->status->single;
 636                         consume = c->status->consume;
 637                         crossfade = c->status->crossfade;
 638                         dbupdate = c->status->updatingDb;
 639                 }
 640
 641                 if (repeat != c->status->repeat)
 642                         screen_status_printf(c->status->repeat ?
 643                                              _("Repeat mode is on") :
 644                                              _("Repeat mode is off"));
 645
 646                 if (random_enabled != c->status->random)
 647                         screen_status_printf(c->status->random ?
 648                                              _("Random mode is on") :
 649                                              _("Random mode is off"));
 650
 651                 if (single != c->status->single)
 652                         screen_status_printf(c->status->single ?
 653                                              /* "single" mode means
 654                                                 that MPD will
 655                                                 automatically stop
 656                                                 after playing one
 657                                                 single song */
 658                                              _("Single mode is on") :
 659                                              _("Single mode is off"));
 660
 661                 if (consume != c->status->consume)
 662                         screen_status_printf(c->status->consume ?
 663                                              /* "consume" mode means
 664                                                 that MPD removes each
 665                                                 song which has
 666                                                 finished playing */
 667                                              _("Consume mode is on") :
 668                                              _("Consume mode is off"));
 669
 670                 if (crossfade != c->status->crossfade)
 671                         screen_status_printf(_("Crossfade %d seconds"), c->status->crossfade);
 672
 673                 if (dbupdate && dbupdate != c->status->updatingDb) {
 674                         screen_status_printf(_("Database updated"));
 675                         mpdclient_browse_callback(c, BROWSE_DB_UPDATED, NULL);
 676                 }
 677
 678                 repeat = c->status->repeat;
 679                 single = c->status->single;
 680                 consume = c->status->consume;
 681                 random_enabled = c->status->random;
 682                 crossfade = c->status->crossfade;
 683                 dbupdate = c->status->updatingDb;
 684         }
 685
 686         /* update title/header window */
 687         if (welcome && options.welcome_screen_list &&
 688             screen.last_cmd==CMD_NONE &&
 689             time(NULL)-screen.start_timestamp <= SCREEN_WELCOME_TIME)
 690                 paint_top_window("", c, 0);
 691         else
 692 #endif
 693         if (mode_fn->get_title != NULL) {
 694                 paint_top_window(mode_fn->get_title(screen.buf,screen.buf_size), c, 0);
 695 #ifndef NCMPC_MINI
 696                 welcome = FALSE;
 697 #endif
 698         } else
 699                 paint_top_window("", c, 0);
 700
 701         /* update the main window */
 702         if (mode_fn->update != NULL)
 703                 mode_fn->update(c);
 704
 705         /* update progress window */
 706         paint_progress_window(c);
 707
 708         /* update status window */
 709         paint_status_window(c);
 710
 711         /* move the cursor to the origin */
 712         wmove(screen.main_window.w, 0, 0);
 713         wnoutrefresh(screen.main_window.w);
 714
 715         /* tell curses to update */
 716         doupdate();
 717 }
 718
 719 void
 720 screen_idle(mpdclient_t *c)
 721 {
 722         if (c->song && seek_id == c->song->id &&
 723             (screen.last_cmd == CMD_SEEK_FORWARD ||
 724              screen.last_cmd == CMD_SEEK_BACKWARD))
 725                 mpdclient_cmd_seek(c, seek_id, seek_target_time);
 726
 727         screen.last_cmd = CMD_NONE;
 728         seek_id = -1;
 729 }
 730
 731 #ifdef HAVE_GETMOUSE
 732 int
 733 screen_get_mouse_event(mpdclient_t *c, unsigned long *bstate, int *row)
 734 {
 735         MEVENT event;
 736
 737         /* retrieve the mouse event from ncurses */
 738         getmouse(&event);
 739         /* calculate the selected row in the list window */
 740         *row = event.y - screen.top_window.rows;
 741         /* copy button state bits */
 742         *bstate = event.bstate;
 743         /* if button 2 was pressed switch screen */
 744         if (event.bstate & BUTTON2_CLICKED) {
 745                 screen_cmd(c, CMD_SCREEN_NEXT);
 746                 return 1;
 747         }
 748
 749         return 0;
 750 }
 751 #endif
 752
 753 static int
 754 screen_client_cmd(mpdclient_t *c, command_t cmd)
 755 {
 756         if (c->connection == NULL || c->status == NULL)
 757                 return 0;
 758
 759         switch(cmd) {
 760                 /*
 761         case CMD_PLAY:
 762                 mpdclient_cmd_play(c, MPD_PLAY_AT_BEGINNING);
 763                 break;
 764                 */
 765         case CMD_PAUSE:
 766                 mpdclient_cmd_pause(c, !IS_PAUSED(c->status->state));
 767                 break;
 768         case CMD_STOP:
 769                 mpdclient_cmd_stop(c);
 770                 break;
 771         case CMD_CROP:
 772                 mpdclient_cmd_crop(c);
 773                 break;
 774         case CMD_SEEK_FORWARD:
 775                 if (!IS_STOPPED(c->status->state)) {
 776                         if (c->song && seek_id != c->song->id) {
 777                                 seek_id = c->song->id;
 778                                 seek_target_time = c->status->elapsedTime;
 779                         }
 780                         seek_target_time+=options.seek_time;
 781                         if (seek_target_time < c->status->totalTime)
 782                                 break;
 783                         seek_target_time = c->status->totalTime;
 784                         /* seek_target_time=0; */
 785                 }
 786                 break;
 787                 /* fall through... */
 788         case CMD_TRACK_NEXT:
 789                 if (!IS_STOPPED(c->status->state))
 790                         mpdclient_cmd_next(c);
 791                 break;
 792         case CMD_SEEK_BACKWARD:
 793                 if (!IS_STOPPED(c->status->state)) {
 794                         if (seek_id != c->song->id) {
 795                                 seek_id = c->song->id;
 796                                 seek_target_time = c->status->elapsedTime;
 797                         }
 798                         seek_target_time-=options.seek_time;
 799                         if (seek_target_time < 0)
 800                                 seek_target_time=0;
 801                 }
 802                 break;
 803         case CMD_TRACK_PREVIOUS:
 804                 if (!IS_STOPPED(c->status->state))
 805                         mpdclient_cmd_prev(c);
 806                 break;
 807         case CMD_SHUFFLE:
 808                 if (mpdclient_cmd_shuffle(c) == 0)
 809                         screen_status_message(_("Shuffled playlist"));
 810                 break;
 811         case CMD_CLEAR:
 812                 if (mpdclient_cmd_clear(c) == 0)
 813                         screen_status_message(_("Cleared playlist"));
 814                 break;
 815         case CMD_REPEAT:
 816                 mpdclient_cmd_repeat(c, !c->status->repeat);
 817                 break;
 818         case CMD_RANDOM:
 819                 mpdclient_cmd_random(c, !c->status->random);
 820                 break;
 821         case CMD_SINGLE:
 822                 mpdclient_cmd_single(c, !c->status->single);
 823                 break;
 824         case CMD_CONSUME:
 825                 mpdclient_cmd_consume(c, !c->status->consume);
 826                 break;
 827         case CMD_CROSSFADE:
 828                 if (c->status->crossfade)
 829                         mpdclient_cmd_crossfade(c, 0);
 830                 else
 831                         mpdclient_cmd_crossfade(c, options.crossfade_time);
 832                 break;
 833         case CMD_DB_UPDATE:
 834                 if (!c->status->updatingDb) {
 835                         if( mpdclient_cmd_db_update(c,NULL)==0 )
 836                                 screen_status_printf(_("Database update started"));
 837                 } else
 838                         screen_status_printf(_("Database update running..."));
 839                 break;
 840         case CMD_VOLUME_UP:
 841                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume<100 )
 842                         mpdclient_cmd_volume(c, ++c->status->volume);
 843                 break;
 844         case CMD_VOLUME_DOWN:
 845                 if( c->status->volume!=MPD_STATUS_NO_VOLUME && c->status->volume>0 )
 846                         mpdclient_cmd_volume(c, --c->status->volume);
 847                 break;
 848
 849         default:
 850                 return 0;
 851         }
 852
 853         return 1;
 854 }
 855
 856 void
 857 screen_cmd(mpdclient_t *c, command_t cmd)
 858 {
 859         screen.last_cmd = cmd;
 860 #ifndef NCMPC_MINI
 861         welcome = FALSE;
 862 #endif
 863
 864         if (mode_fn->cmd != NULL && mode_fn->cmd(c, cmd))
 865                 return;
 866
 867         if (screen_client_cmd(c, cmd))
 868                 return;
 869
 870         switch(cmd) {
 871         case CMD_TOGGLE_FIND_WRAP:
 872                 options.find_wrap = !options.find_wrap;
 873                 screen_status_printf(options.find_wrap ?
 874                                      _("Find mode: Wrapped") :
 875                                      _("Find mode: Normal"));
 876                 break;
 877         case CMD_TOGGLE_AUTOCENTER:
 878                 options.auto_center = !options.auto_center;
 879                 screen_status_printf(options.auto_center ?
 880                                      _("Auto center mode: On") :
 881                                      _("Auto center mode: Off"));
 882                 break;
 883         case CMD_SCREEN_UPDATE:
 884                 screen_paint(c);
 885                 break;
 886         case CMD_SCREEN_PREVIOUS:
 887                 screen_next_mode(c, -1);
 888                 break;
 889         case CMD_SCREEN_NEXT:
 890                 screen_next_mode(c, 1);
 891                 break;
 892         case CMD_SCREEN_PLAY:
 893                 screen_switch(&screen_playlist, c);
 894                 break;
 895         case CMD_SCREEN_FILE:
 896                 screen_switch(&screen_browse, c);
 897                 break;
 898 #ifdef ENABLE_HELP_SCREEN
 899         case CMD_SCREEN_HELP:
 900                 screen_switch(&screen_help, c);
 901                 break;
 902 #endif
 903 #ifdef ENABLE_SEARCH_SCREEN
 904         case CMD_SCREEN_SEARCH:
 905                 screen_switch(&screen_search, c);
 906                 break;
 907 #endif
 908 #ifdef ENABLE_ARTIST_SCREEN
 909         case CMD_SCREEN_ARTIST:
 910                 screen_switch(&screen_artist, c);
 911                 break;
 912 #endif
 913 #ifdef ENABLE_SONG_SCREEN
 914         case CMD_SCREEN_SONG:
 915                 screen_switch(&screen_song, c);
 916                 break;
 917 #endif
 918 #ifdef ENABLE_KEYDEF_SCREEN
 919         case CMD_SCREEN_KEYDEF:
 920                 screen_switch(&screen_keydef, c);
 921                 break;
 922 #endif
 923 #ifdef ENABLE_LYRICS_SCREEN
 924         case CMD_SCREEN_LYRICS:
 925                 screen_switch(&screen_lyrics, c);
 926                 break;
 927 #endif
 928 #ifdef ENABLE_OUTPUTS_SCREEN
 929         case CMD_SCREEN_OUTPUTS:
 930                 screen_switch(&screen_outputs, c);
 931                 break;
 932         case CMD_SCREEN_SWAP:
 933                 screen_swap(c, NULL);
 934                 break;
 935 #endif
 936
 937         default:
 938                 break;
 939         }
 940 }