mdw@git.distorted.org.uk Git - disorder/blob - disobedience/disobedience.h

   1 /*
   2  * This file is part of DisOrder.
   3  * Copyright (C) 2006 Richard Kettlewell
   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, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  18  * USA
  19  */
  20
  21 #ifndef DISOBEDIENCE_H
  22 #define DISOBEDIENCE_H
  23
  24 #include <config.h>
  25 #include "types.h"
  26
  27 #include <stdio.h>
  28 #include <time.h>
  29 #include <string.h>
  30 #include <assert.h>
  31 #include <ctype.h>
  32 #include <errno.h>
  33 #include <math.h>
  34
  35 #include "mem.h"
  36 #include "log.h"
  37 #include "eclient.h"
  38 #include "printf.h"
  39 #include "cache.h"
  40 #include "queue.h"
  41 #include "printf.h"
  42 #include "vector.h"
  43 #include "trackname.h"
  44 #include "syscalls.h"
  45 #include "defs.h"
  46 #include "configuration.h"
  47 #include "hash.h"
  48 #include "selection.h"
  49
  50 #include <glib.h>
  51 #include <gtk/gtk.h>
  52 #include <gdk-pixbuf/gdk-pixbuf.h>
  53
  54 /* Types ------------------------------------------------------------------- */
  55
  56 struct queuelike;
  57 struct choosenode;
  58
  59 struct callbackdata {
  60   void (*onerror)(struct callbackdata *cbd,
  61                   int code,
  62                   const char *msg);     /* called on error */
  63   union {
  64     const char *key;                    /* gtkqueue.c op_part_lookup */
  65     struct choosenode *choosenode;      /* gtkchoose.c got_files/got_dirs */
  66     struct queuelike *ql;               /* gtkqueue.c queuelike_completed */
  67     struct prefdata *f;                 /* properties.c */
  68   } u;
  69 };
  70
  71 struct tabtype {
  72   int (*properties_sensitive)(GtkWidget *tab);
  73   int (*selectall_sensitive)(GtkWidget *tab);
  74   void (*properties_activate)(GtkWidget *tab);
  75   void (*selectall_activate)(GtkWidget *tab);
  76 };
  77
  78 /* Variables --------------------------------------------------------------- */
  79
  80 extern GMainLoop *mainloop;
  81 extern GtkWidget *toplevel;             /* top level window */
  82 extern GtkWidget *report_label;         /* label for progress indicator */
  83 extern GtkWidget *tabs;                 /* main tabs */
  84 extern disorder_eclient *client;        /* main client */
  85
  86 extern unsigned long last_state;        /* last reported state */
  87 extern int playing;                     /* true if playing some track */
  88 extern int volume_l, volume_r;          /* current volume */
  89 extern double goesupto;                 /* volume upper bound */
  90 extern int choosealpha;                 /* break up choose by letter */
  91
  92 extern const disorder_eclient_log_callbacks log_callbacks;
  93
  94 /* Functions --------------------------------------------------------------- */
  95
  96 disorder_eclient *gtkclient(void);
  97 /* Configure C for use in GTK+ programs */
  98
  99 void popup_protocol_error(int code,
 100                           const char *msg);
 101 /* Report an error */
 102
 103 void properties(int ntracks, char **tracks);
 104 /* Pop up a properties window for a list of tracks */
 105
 106 GtkWidget *scroll_widget(GtkWidget *child, const char *name);
 107 /* Wrap a widget up for scrolling */
 108
 109 GdkPixbuf *find_image(const char *name);
 110 /* Get the pixbuf for an image.  Returns a null pointer if it cannot be
 111  * found. */
 112
 113 void popup_error(const char *msg);
 114 /* Pop up an error message */
 115
 116 void all_update(void);
 117 /* Update everything */
 118
 119 /* Main menu */
 120
 121 GtkWidget *menubar(GtkWidget *w);
 122 /* Create the menu bar */
 123
 124 void menu_update(int page);
 125 /* Called whenever the main menu might need to change.  PAGE is the current
 126  * page if known or -1 otherwise. */
 127
 128
 129 /* Controls */
 130
 131 GtkWidget *control_widget(void);
 132 /* Make the controls widget */
 133
 134 void control_update(void);
 135 /* Called whenever we think the control widget needs changing */
 136
 137
 138 /* Queue/Recent */
 139
 140 GtkWidget *queue_widget(void);
 141 GtkWidget *recent_widget(void);
 142 /* Create widgets for displaying the queue and the recently played list */
 143
 144 void queue_update(void);
 145 void recent_update(void);
 146 /* Called whenever we think the queue or recent list might have chanegd */
 147
 148 void queue_select_all(struct queuelike *ql);
 149 /* Select all on some queue */
 150
 151 void queue_properties(struct queuelike *ql);
 152 /* Pop up properties of selected items in some queue */
 153
 154 void playing_update(void);
 155 /* Called whenever we think the currently playing track might have changed */
 156
 157 int queued(const char *track);
 158 /* Return nonzero iff TRACK is queued or playing */
 159
 160 void namepart_update(const char *track,
 161                      const char *context,
 162                      const char *part);
 163 /* Called when a namepart might have changed */
 164
 165
 166 /* Choose */
 167
 168 GtkWidget *choose_widget(void);
 169 /* Create a widget for choosing tracks */
 170
 171 void choose_update(void);
 172 /* Called when we think the choose tree might need updating */
 173
 174 /* Widget leakage debugging rubbish ---------------------------------------- */
 175
 176 #if MDEBUG
 177 #define NW(what) do {                                   \
 178   if(++current##what % 100 > max##what) {               \
 179     fprintf(stderr, "%s:%d: %d %s\n",                   \
 180             __FILE__, __LINE__, current##what, #what);  \
 181     max##what = current##what;                          \
 182   }                                                     \
 183 } while(0)
 184 #define WT(what) static int current##what, max##what
 185 #define DW(what) (--current##what)
 186 #else
 187 #define NW(what) do { } while(0)
 188 #define DW(what) do { } while(0)
 189 #define WT(what) struct neverused
 190 #endif
 191
 192 #if MTRACK
 193 extern const char *mtag;
 194 #define MTAG(x) do { mtag = x; } while(0)
 195 #define MTAG_PUSH(x) do { const char *save_mtag = mtag; mtag = x; (void)0
 196 #define MTAG_POP() mtag = save_mtag; } while(0)
 197 #else
 198 #define MTAG(x) do { } while(0)
 199 #define MTAG_PUSH(x) do {} while(0)
 200 #define MTAG_POP() do {} while(0)
 201 #endif
 202
 203 #endif /* DISOBEDIENCE_H */
 204
 205 /*
 206 Local Variables:
 207 c-basic-offset:2
 208 comment-column:40
 209 fill-column:79
 210 indent-tabs-mode:nil
 211 End:
 212 */