src/screen.h

   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 #ifndef SCREEN_H
  21 #define SCREEN_H
  22
  23 #include "config.h"
  24 #include "mpdclient.h"
  25 #include "command.h"
  26
  27 #include <glib.h>
  28
  29 #ifdef HAVE_NCURSESW_NCURSES_H
  30 #include <ncursesw/ncurses.h>
  31 #else
  32 #include <ncurses.h>
  33 #endif
  34
  35 #define IS_PLAYING(s) (s==MPD_STATUS_STATE_PLAY)
  36 #define IS_PAUSED(s) (s==MPD_STATUS_STATE_PAUSE)
  37 #define IS_STOPPED(s) (!(IS_PLAYING(s) | IS_PAUSED(s)))
  38
  39 #define MAX_SONGNAME_LENGTH   512
  40
  41 struct window {
  42         WINDOW *w;
  43         unsigned rows, cols;
  44 };
  45
  46 struct screen {
  47         struct window top_window;
  48         struct window main_window;
  49         struct window progress_window;
  50         struct window status_window;
  51
  52         /* GTime is equivalent to time_t */
  53         GTime start_timestamp;
  54         GTime status_timestamp;
  55
  56         command_t last_cmd;
  57
  58         unsigned cols, rows;
  59
  60         char *buf;
  61         size_t buf_size;
  62
  63         char *findbuf;
  64         GList *find_history;
  65 };
  66
  67 extern struct screen screen;
  68
  69 extern const struct screen_functions screen_playlist;
  70 extern const struct screen_functions screen_browse;
  71 #ifdef ENABLE_ARTIST_SCREEN
  72 extern const struct screen_functions screen_artist;
  73 #endif
  74 extern const struct screen_functions screen_help;
  75 #ifdef ENABLE_SEARCH_SCREEN
  76 extern const struct screen_functions screen_search;
  77 #endif
  78 #ifdef ENABLE_SONG_SCREEN
  79 extern const struct screen_functions screen_song;
  80 #endif
  81 #ifdef ENABLE_KEYDEF_SCREEN
  82 extern const struct screen_functions screen_keydef;
  83 #endif
  84 #ifdef ENABLE_LYRICS_SCREEN
  85 extern const struct screen_functions screen_lyrics;
  86 #endif
  87 #ifdef ENABLE_OUTPUTS_SCREEN
  88 extern const struct screen_functions screen_outputs;
  89 #endif
  90
  91
  92 typedef struct screen_functions {
  93         void (*init)(WINDOW *w, int cols, int rows);
  94         void (*exit)(void);
  95         void (*open)(mpdclient_t *c);
  96         void (*close)(void);
  97         void (*resize)(int cols, int rows);
  98         void (*paint)(void);
  99         void (*update)(mpdclient_t *c);
 100         bool (*cmd)(mpdclient_t *c, command_t cmd);
 101         const char *(*get_title)(char *s, size_t size);
 102 } screen_functions_t;
 103
 104 void screen_init(mpdclient_t *c);
 105 void screen_exit(void);
 106 void screen_resize(struct mpdclient *c);
 107 void screen_status_message(const char *msg);
 108 void screen_status_printf(const char *format, ...);
 109 char *screen_error(void);
 110 void screen_paint(mpdclient_t *c);
 111 void screen_update(mpdclient_t *c);
 112 void screen_idle(mpdclient_t *c);
 113 void screen_cmd(mpdclient_t *c, command_t cmd);
 114 gint screen_get_id(const char *name);
 115
 116 void
 117 screen_switch(const struct screen_functions *sf, struct mpdclient *c);
 118 void
 119 screen_swap(struct mpdclient *c, const struct mpd_song *song);
 120
 121 gboolean
 122 screen_is_visible(const struct screen_functions *sf);
 123
 124 int screen_get_mouse_event(mpdclient_t *c, unsigned long *bstate, int *row);
 125
 126 bool
 127 screen_file_goto_song(struct mpdclient *c, const struct mpd_song *song);
 128
 129 #ifdef ENABLE_SONG_SCREEN
 130 void
 131 screen_song_switch(struct mpdclient *c, const struct mpd_song *song);
 132 #endif
 133
 134 #ifdef ENABLE_LYRICS_SCREEN
 135 void
 136 screen_lyrics_switch(struct mpdclient *c, const struct mpd_song *song, bool follow);
 137 #endif
 138
 139 #endif