| 1 | /* |
| 2 | * This file is part of DisOrder |
| 3 | * Copyright (C) 2006-2009 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 | /** @file disobedience/queue-generic.h |
| 19 | * @brief Disobedience queue widgets |
| 20 | */ |
| 21 | #ifndef QUEUE_GENERIC_H |
| 22 | #define QUEUE_GENERIC_H |
| 23 | |
| 24 | /** @brief Definition of a column */ |
| 25 | struct queue_column { |
| 26 | /** @brief Column name */ |
| 27 | const char *name; |
| 28 | |
| 29 | /** @brief Compute value for this column */ |
| 30 | const char *(*value)(const struct queue_entry *q, |
| 31 | const char *data); |
| 32 | |
| 33 | /** @brief Passed to value() */ |
| 34 | const char *data; |
| 35 | |
| 36 | /** @brief Flags word */ |
| 37 | unsigned flags; |
| 38 | }; |
| 39 | |
| 40 | /** @brief Ellipsize column if too wide */ |
| 41 | #define COL_ELLIPSIZE 0x0001 |
| 42 | |
| 43 | /** @brief Set expand property */ |
| 44 | #define COL_EXPAND 0x0002 |
| 45 | |
| 46 | /** @brief Right-algin column */ |
| 47 | #define COL_RIGHT 0x0004 |
| 48 | |
| 49 | /** @brief Definition of a queue-like window */ |
| 50 | struct queuelike { |
| 51 | |
| 52 | /* Things filled in by the caller: */ |
| 53 | |
| 54 | /** @brief Name for this tab */ |
| 55 | const char *name; |
| 56 | |
| 57 | /** @brief Initialization function */ |
| 58 | void (*init)(struct queuelike *ql); |
| 59 | |
| 60 | /** @brief Columns */ |
| 61 | const struct queue_column *columns; |
| 62 | |
| 63 | /** @brief Number of columns in this queuelike */ |
| 64 | int ncolumns; |
| 65 | |
| 66 | /** @brief Items for popup menu */ |
| 67 | struct menuitem *menuitems; |
| 68 | |
| 69 | /** @brief Number of menu items */ |
| 70 | int nmenuitems; |
| 71 | |
| 72 | /* Dynamic state: */ |
| 73 | |
| 74 | /** @brief The head of the queue */ |
| 75 | struct queue_entry *q; |
| 76 | |
| 77 | /* Things created by the implementation: */ |
| 78 | |
| 79 | /** @brief The list store */ |
| 80 | GtkListStore *store; |
| 81 | |
| 82 | /** @brief The tree view */ |
| 83 | GtkWidget *view; |
| 84 | |
| 85 | /** @brief The selection */ |
| 86 | GtkTreeSelection *selection; |
| 87 | |
| 88 | /** @brief The popup menu */ |
| 89 | GtkWidget *menu; |
| 90 | |
| 91 | /** @brief Menu callbacks */ |
| 92 | struct tabtype tabtype; |
| 93 | |
| 94 | /** @brief Drag-drop callback, or NULL for no drag+drop |
| 95 | * @param ql Owning queuelike |
| 96 | * @param ntracks Number of tracks to be dropped |
| 97 | * @param tracks List of track names |
| 98 | * @param ids List of track IDs |
| 99 | * @param after_me Drop after this or NULL to drop at head |
| 100 | * |
| 101 | * If the rearrangement is impossible then the displayed queue must be put |
| 102 | * back. |
| 103 | */ |
| 104 | void (*drop)(struct queuelike *ql, int ntracks, char **tracks, char **ids, |
| 105 | struct queue_entry *after_me); |
| 106 | |
| 107 | /** @brief Source target list */ |
| 108 | const GtkTargetEntry *drag_source_targets; |
| 109 | |
| 110 | /** @brief Drag source actions */ |
| 111 | GdkDragAction drag_source_actions; |
| 112 | |
| 113 | /** @brief Destination target list */ |
| 114 | const GtkTargetEntry *drag_dest_targets; |
| 115 | |
| 116 | /** @brief Drag destination actions */ |
| 117 | GdkDragAction drag_dest_actions; |
| 118 | |
| 119 | }; |
| 120 | |
| 121 | enum { |
| 122 | PLAYABLE_TRACKS_ID, |
| 123 | QUEUED_TRACKS_ID, |
| 124 | PLAYLIST_TRACKS_ID |
| 125 | }; |
| 126 | |
| 127 | #define PLAYABLE_TRACKS (char *)"text/x-disorder-playable-tracks" |
| 128 | #define QUEUED_TRACKS (char *)"text/x-disorder-queued-tracks" |
| 129 | #define PLAYLIST_TRACKS (char *)"text/x-disorder-playlist-tracks" |
| 130 | |
| 131 | enum { |
| 132 | QUEUEPOINTER_COLUMN, |
| 133 | FOREGROUND_COLUMN, |
| 134 | BACKGROUND_COLUMN, |
| 135 | |
| 136 | EXTRA_COLUMNS |
| 137 | }; |
| 138 | |
| 139 | #define BG_PLAYING "#e0ffe0" |
| 140 | #define FG_PLAYING "black" |
| 141 | |
| 142 | extern struct queuelike ql_queue; |
| 143 | extern struct queuelike ql_recent; |
| 144 | extern struct queuelike ql_added; |
| 145 | |
| 146 | extern time_t last_playing; |
| 147 | |
| 148 | int ql_selectall_sensitive(void *extra); |
| 149 | void ql_selectall_activate(GtkMenuItem *menuitem, |
| 150 | gpointer user_data); |
| 151 | int ql_selectnone_sensitive(void *extra); |
| 152 | void ql_selectnone_activate(GtkMenuItem *menuitem, |
| 153 | gpointer user_data); |
| 154 | int ql_properties_sensitive(void *extra); |
| 155 | void ql_properties_activate(GtkMenuItem *menuitem, |
| 156 | gpointer user_data); |
| 157 | int ql_scratch_sensitive(void *extra); |
| 158 | void ql_scratch_activate(GtkMenuItem *menuitem, |
| 159 | gpointer user_data); |
| 160 | int ql_remove_sensitive(void *extra); |
| 161 | void ql_remove_activate(GtkMenuItem *menuitem, |
| 162 | gpointer user_data); |
| 163 | int ql_play_sensitive(void *extra); |
| 164 | void ql_play_activate(GtkMenuItem *menuitem, |
| 165 | gpointer user_data); |
| 166 | int ql_adopt_sensitive(void *extra); |
| 167 | void ql_adopt_activate(GtkMenuItem *menuitem, |
| 168 | gpointer user_data); |
| 169 | gboolean ql_button_release(GtkWidget *widget, |
| 170 | GdkEventButton *event, |
| 171 | gpointer user_data); |
| 172 | GtkWidget *init_queuelike(struct queuelike *ql); |
| 173 | void destroy_queuelike(struct queuelike *ql); |
| 174 | void ql_update_list_store(struct queuelike *ql) ; |
| 175 | void ql_update_row(struct queue_entry *q, |
| 176 | GtkTreeIter *iter); |
| 177 | void ql_new_queue(struct queuelike *ql, |
| 178 | struct queue_entry *newq); |
| 179 | const char *column_when(const struct queue_entry *q, |
| 180 | const char *data); |
| 181 | const char *column_who(const struct queue_entry *q, |
| 182 | const char *data); |
| 183 | const char *column_namepart(const struct queue_entry *q, |
| 184 | const char *data); |
| 185 | const char *column_length(const struct queue_entry *q, |
| 186 | const char *data); |
| 187 | struct tabtype *ql_tabtype(struct queuelike *ql); |
| 188 | struct queue_entry *ql_iter_to_q(GtkTreeModel *model, |
| 189 | GtkTreeIter *iter); |
| 190 | struct queue_entry *ql_path_to_q(GtkTreeModel *model, |
| 191 | GtkTreePath *path); |
| 192 | |
| 193 | #endif /* QUEUE_GENERIC_H */ |
| 194 | |
| 195 | /* |
| 196 | Local Variables: |
| 197 | c-basic-offset:2 |
| 198 | comment-column:40 |
| 199 | fill-column:79 |
| 200 | indent-tabs-mode:nil |
| 201 | End: |
| 202 | */ |