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

   1 /*
   2  * This file is part of DisOrder
   3  * Copyright (C) 2006-2008 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 3 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
  16  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18 #ifndef QUEUE_GENERIC_H
  19 #define QUEUE_GENERIC_H
  20
  21 /** @brief Definition of a column */
  22 struct queue_column {
  23   /** @brief Column name */
  24   const char *name;
  25
  26   /** @brief Compute value for this column */
  27   const char *(*value)(const struct queue_entry *q,
  28                        const char *data);
  29
  30   /** @brief Passed to value() */
  31   const char *data;
  32
  33   /** @brief Flags word */
  34   unsigned flags;
  35 };
  36
  37 /** @brief Ellipsize column if too wide */
  38 #define COL_ELLIPSIZE 0x0001
  39
  40 /** @brief Set expand property */
  41 #define COL_EXPAND 0x0002
  42
  43 /** @brief Right-algin column */
  44 #define COL_RIGHT 0x0004
  45
  46 /** @brief Definition of a queue-like window */
  47 struct queuelike {
  48
  49   /* Things filled in by the caller: */
  50
  51   /** @brief Name for this tab */
  52   const char *name;
  53
  54   /** @brief Initialization function */
  55   void (*init)(void);
  56
  57   /** @brief Columns */
  58   const struct queue_column *columns;
  59
  60   /** @brief Number of columns in this queuelike */
  61   int ncolumns;
  62
  63   /** @brief Items for popup menu */
  64   struct menuitem *menuitems;
  65
  66   /** @brief Number of menu items */
  67   int nmenuitems;
  68
  69   /* Dynamic state: */
  70
  71   /** @brief The head of the queue */
  72   struct queue_entry *q;
  73
  74   /* Things created by the implementation: */
  75
  76   /** @brief The list store */
  77   GtkListStore *store;
  78
  79   /** @brief The tree view */
  80   GtkWidget *view;
  81
  82   /** @brief The selection */
  83   GtkTreeSelection *selection;
  84
  85   /** @brief The popup menu */
  86   GtkWidget *menu;
  87
  88   /** @brief Menu callbacks */
  89   struct tabtype tabtype;
  90 };
  91
  92 enum {
  93   QUEUEPOINTER_COLUMN,
  94   FOREGROUND_COLUMN,
  95   BACKGROUND_COLUMN,
  96
  97   EXTRA_COLUMNS
  98 };
  99
 100 /* TODO probably need to set "horizontal-separator" to 0, but can't find any
 101  * coherent description of how to set style properties in isolation. */
 102 #define BG_PLAYING 0
 103 #define FG_PLAYING 0
 104
 105 #ifndef BG_PLAYING
 106 # define BG_PLAYING "#e0ffe0"
 107 # define FG_PLAYING "black"
 108 #endif
 109
 110 extern struct queuelike ql_queue;
 111 extern struct queuelike ql_recent;
 112 extern struct queuelike ql_added;
 113
 114 extern time_t last_playing;
 115
 116 int ql_selectall_sensitive(void *extra);
 117 void ql_selectall_activate(GtkMenuItem *menuitem,
 118                            gpointer user_data);
 119 int ql_selectnone_sensitive(void *extra);
 120 void ql_selectnone_activate(GtkMenuItem *menuitem,
 121                             gpointer user_data);
 122 int ql_properties_sensitive(void *extra);
 123 void ql_properties_activate(GtkMenuItem *menuitem,
 124                             gpointer user_data);
 125 int ql_scratch_sensitive(void *extra);
 126 void ql_scratch_activate(GtkMenuItem *menuitem,
 127                          gpointer user_data);
 128 int ql_remove_sensitive(void *extra);
 129 void ql_remove_activate(GtkMenuItem *menuitem,
 130                         gpointer user_data);
 131 int ql_play_sensitive(void *extra);
 132 void ql_play_activate(GtkMenuItem *menuitem,
 133                       gpointer user_data);
 134 gboolean ql_button_release(GtkWidget *widget,
 135                            GdkEventButton *event,
 136                            gpointer user_data);
 137 GtkWidget *init_queuelike(struct queuelike *ql);
 138 void ql_update_list_store(struct queuelike *ql) ;
 139 void ql_update_row(struct queue_entry *q,
 140                    GtkTreeIter *iter);
 141 void ql_new_queue(struct queuelike *ql,
 142                   struct queue_entry *newq);
 143 const char *column_when(const struct queue_entry *q,
 144                         const char *data);
 145 const char *column_who(const struct queue_entry *q,
 146                        const char *data);
 147 const char *column_namepart(const struct queue_entry *q,
 148                             const char *data);
 149 const char *column_length(const struct queue_entry *q,
 150                           const char *data);
 151 struct tabtype *ql_tabtype(struct queuelike *ql);
 152 struct queue_entry *ql_iter_to_q(GtkTreeModel *model,
 153                                  GtkTreeIter *iter);
 154
 155 #endif /* QUEUE_GENERIC_H */
 156
 157 /*
 158 Local Variables:
 159 c-basic-offset:2
 160 comment-column:40
 161 fill-column:79
 162 indent-tabs-mode:nil
 163 End:
 164 */