src/status_bar.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 "status_bar.h"
  21 #include "options.h"
  22 #include "colors.h"
  23 #include "i18n.h"
  24 #include "charset.h"
  25 #include "strfsong.h"
  26 #include "player_command.h"
  27 #include "utils.h"
  28
  29 #include <mpd/client.h>
  30
  31 #include <assert.h>
  32 #include <string.h>
  33
  34 void
  35 status_bar_init(struct status_bar *p, unsigned width, int y, int x)
  36 {
  37         window_init(&p->window, 1, width, y, x);
  38
  39         leaveok(p->window.w, false);
  40         keypad(p->window.w, true);
  41
  42         p->message_source_id = 0;
  43
  44 #ifndef NCMPC_MINI
  45         if (options.scroll)
  46                 hscroll_init(&p->hscroll, p->window.w, options.scroll_sep);
  47
  48         p->prev_status = NULL;
  49         p->prev_song = NULL;
  50 #endif
  51 }
  52
  53 void
  54 status_bar_deinit(struct status_bar *p)
  55 {
  56         delwin(p->window.w);
  57
  58 #ifndef NCMPC_MINI
  59         if (options.scroll)
  60                 hscroll_clear(&p->hscroll);
  61 #endif
  62 }
  63
  64 static gboolean
  65 status_bar_clear_message(gpointer data)
  66 {
  67         struct status_bar *p = data;
  68         WINDOW *w = p->window.w;
  69
  70         assert(p != NULL);
  71         assert(p->message_source_id != 0);
  72
  73         p->message_source_id = 0;
  74
  75         wmove(w, 0, 0);
  76         wclrtoeol(w);
  77         wrefresh(w);
  78
  79         return false;
  80 }
  81
  82 #ifndef NCMPC_MINI
  83
  84 static void
  85 format_bitrate(char *p, size_t max_length, const struct mpd_status *status)
  86 {
  87         if (options.visible_bitrate && mpd_status_get_kbit_rate(status) > 0)
  88                 g_snprintf(p, max_length,
  89                            " [%d kbps]",
  90                            mpd_status_get_kbit_rate(status));
  91         else
  92                 p[0] = '\0';
  93 }
  94
  95 #endif /* !NCMPC_MINI */
  96
  97 void
  98 status_bar_paint(struct status_bar *p, const struct mpd_status *status,
  99                  const struct mpd_song *song)
 100 {
 101         WINDOW *w = p->window.w;
 102         enum mpd_state state;
 103         int elapsedTime = 0;
 104 #ifdef NCMPC_MINI
 105         static char bitrate[1];
 106 #else
 107         char bitrate[16];
 108 #endif
 109         const char *str = NULL;
 110         int x = 0;
 111         char buffer[p->window.cols * 4 + 1];
 112
 113 #ifndef NCMPC_MINI
 114         p->prev_status = status;
 115         p->prev_song = song;
 116 #endif
 117
 118         if (p->message_source_id != 0)
 119                 return;
 120
 121         wmove(w, 0, 0);
 122         wclrtoeol(w);
 123         colors_use(w, COLOR_STATUS_BOLD);
 124
 125         state = status == NULL ? MPD_STATE_UNKNOWN
 126                 : mpd_status_get_state(status);
 127
 128         switch (state) {
 129         case MPD_STATE_PLAY:
 130                 str = _("Playing:");
 131                 break;
 132         case MPD_STATE_PAUSE:
 133                 str = _("[Paused]");
 134                 break;
 135         case MPD_STATE_STOP:
 136         default:
 137                 break;
 138         }
 139
 140         if (str) {
 141                 waddstr(w, str);
 142                 x += utf8_width(str) + 1;
 143         }
 144
 145         /* create time string */
 146         if (state == MPD_STATE_PLAY || state == MPD_STATE_PAUSE) {
 147                 int total_time = mpd_status_get_total_time(status);
 148                 if (total_time > 0) {
 149                         char elapsed_string[32], duration_string[32];
 150
 151                         /*checks the conf to see whether to display elapsed or remaining time */
 152                         if (seek_id >= 0 &&
 153                             seek_id == mpd_status_get_song_id(status))
 154                                 elapsedTime = seek_target_time;
 155                         else if (options.display_remaining_time)
 156                                 elapsedTime = total_time -
 157                                         mpd_status_get_elapsed_time(status);
 158                         else
 159                                 elapsedTime = mpd_status_get_elapsed_time(status);
 160
 161                         /* display bitrate if visible-bitrate is true */
 162 #ifndef NCMPC_MINI
 163                         format_bitrate(bitrate, sizeof(bitrate), status);
 164 #endif
 165
 166                         /* write out the time */
 167                         format_duration_short(elapsed_string,
 168                                               sizeof(elapsed_string),
 169                                               elapsedTime);
 170                         format_duration_short(duration_string,
 171                                               sizeof(duration_string),
 172                                               total_time);
 173
 174                         g_snprintf(buffer, sizeof(buffer), "%s [%s/%s]",
 175                                    bitrate, elapsed_string, duration_string);
 176 #ifndef NCMPC_MINI
 177                 } else {
 178                         format_bitrate(buffer, sizeof(buffer), status);
 179 #else
 180                         buffer[0] = 0;
 181 #endif
 182                 }
 183         } else {
 184 #ifndef NCMPC_MINI
 185                 if (options.display_time) {
 186                         time_t timep;
 187
 188                         time(&timep);
 189                         strftime(buffer, sizeof(buffer), "%X ",localtime(&timep));
 190                 } else
 191 #endif
 192                         buffer[0] = 0;
 193         }
 194
 195         /* display song */
 196         if (state == MPD_STATE_PLAY || state == MPD_STATE_PAUSE) {
 197                 char songname[p->window.cols * 4 + 1];
 198 #ifndef NCMPC_MINI
 199                 int width = COLS - x - utf8_width(buffer);
 200 #endif
 201
 202                 if (song)
 203                         strfsong(songname, sizeof(songname),
 204                                  options.status_format, song);
 205                 else
 206                         songname[0] = '\0';
 207
 208                 colors_use(w, COLOR_STATUS);
 209                 /* scroll if the song name is to long */
 210 #ifndef NCMPC_MINI
 211                 if (options.scroll && utf8_width(songname) > (unsigned)width) {
 212                         hscroll_set(&p->hscroll, x, 0, width, songname);
 213                         hscroll_draw(&p->hscroll);
 214                 } else {
 215                         if (options.scroll)
 216                                 hscroll_clear(&p->hscroll);
 217                         mvwaddstr(w, 0, x, songname);
 218                 }
 219 #else
 220                 mvwaddstr(w, 0, x, songname);
 221 #endif
 222 #ifndef NCMPC_MINI
 223         } else if (options.scroll) {
 224                 hscroll_clear(&p->hscroll);
 225 #endif
 226         }
 227
 228         /* display time string */
 229         if (buffer[0] != 0) {
 230                 x = p->window.cols - strlen(buffer);
 231                 colors_use(w, COLOR_STATUS_TIME);
 232                 mvwaddstr(w, 0, x, buffer);
 233         }
 234
 235         wnoutrefresh(w);
 236 }
 237
 238 void
 239 status_bar_resize(struct status_bar *p, unsigned width, int y, int x)
 240 {
 241         p->window.cols = width;
 242         wresize(p->window.w, 1, width);
 243         mvwin(p->window.w, y, x);
 244 }
 245
 246 void
 247 status_bar_message(struct status_bar *p, const char *msg)
 248 {
 249         WINDOW *w = p->window.w;
 250
 251 #ifndef NCMPC_MINI
 252         if (options.scroll)
 253                 hscroll_clear(&p->hscroll);
 254 #endif
 255
 256         wmove(w, 0, 0);
 257         wclrtoeol(w);
 258         colors_use(w, COLOR_STATUS_ALERT);
 259         waddstr(w, msg);
 260         wnoutrefresh(w);
 261
 262         if (p->message_source_id != 0)
 263                 g_source_remove(p->message_source_id);
 264         p->message_source_id = g_timeout_add(options.status_message_time * 1000,
 265                                              status_bar_clear_message, p);
 266 }