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fc36ecb7 RK |
1 | /* |
2 | * This file is part of DisOrder | |
121944d1 | 3 | * Copyright (C) 2008, 2009 Richard Kettlewell |
fc36ecb7 RK |
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 | /** @file disobedience/playlists.c | |
21 | * @brief Playlist for Disobedience | |
22 | * | |
f0bd437a RK |
23 | * The playlists management window contains: |
24 | * - a list of all playlists | |
25 | * - an add button | |
26 | * - a delete button | |
27 | * - a drag+drop capable view of the playlist | |
28 | * - a close button | |
fc36ecb7 RK |
29 | */ |
30 | #include "disobedience.h" | |
6bfaa2a1 RK |
31 | #include "queue-generic.h" |
32 | #include "popup.h" | |
7f7c3819 | 33 | #include "validity.h" |
fc36ecb7 | 34 | |
0b0fb26b RK |
35 | #if PLAYLISTS |
36 | ||
fc36ecb7 RK |
37 | static void playlists_updated(void *v, |
38 | const char *err, | |
39 | int nvec, char **vec); | |
40 | ||
f0bd437a RK |
41 | /** @brief Playlist editing window */ |
42 | static GtkWidget *playlists_window; | |
43 | ||
44 | /** @brief Tree model for list of playlists */ | |
45 | static GtkListStore *playlists_list; | |
46 | ||
47 | /** @brief Selection for list of playlists */ | |
48 | static GtkTreeSelection *playlists_selection; | |
49 | ||
50 | /** @brief Currently selected playlist */ | |
51 | static const char *playlists_selected; | |
52 | ||
53 | /** @brief Delete button */ | |
54 | static GtkWidget *playlists_delete_button; | |
55 | ||
fc36ecb7 RK |
56 | /** @brief Current list of playlists or NULL */ |
57 | char **playlists; | |
58 | ||
59 | /** @brief Count of playlists */ | |
60 | int nplaylists; | |
61 | ||
6bfaa2a1 RK |
62 | /** @brief Columns for the playlist editor */ |
63 | static const struct queue_column playlist_columns[] = { | |
64 | { "Artist", column_namepart, "artist", COL_EXPAND|COL_ELLIPSIZE }, | |
65 | { "Album", column_namepart, "album", COL_EXPAND|COL_ELLIPSIZE }, | |
66 | { "Title", column_namepart, "title", COL_EXPAND|COL_ELLIPSIZE }, | |
67 | { "Length", column_length, 0, COL_RIGHT } | |
68 | }; | |
69 | ||
70 | /** @brief Pop-up menu for playlist editor */ | |
71 | // TODO some of these may not be generic enough yet - check! | |
72 | static struct menuitem playlist_menuitems[] = { | |
73 | { "Track properties", ql_properties_activate, ql_properties_sensitive, 0, 0 }, | |
74 | { "Play track", ql_play_activate, ql_play_sensitive, 0, 0 }, | |
75 | //{ "Play playlist", ql_playall_activate, ql_playall_sensitive, 0, 0 }, | |
76 | { "Remove track from queue", ql_remove_activate, ql_remove_sensitive, 0, 0 }, | |
77 | { "Select all tracks", ql_selectall_activate, ql_selectall_sensitive, 0, 0 }, | |
78 | { "Deselect all tracks", ql_selectnone_activate, ql_selectnone_sensitive, 0, 0 }, | |
79 | }; | |
80 | ||
81 | /** @brief Queuelike for editing a playlist */ | |
82 | static struct queuelike ql_playlist = { | |
83 | .name = "playlist", | |
84 | .columns = playlist_columns, | |
85 | .ncolumns = sizeof playlist_columns / sizeof *playlist_columns, | |
86 | .menuitems = playlist_menuitems, | |
87 | .nmenuitems = sizeof playlist_menuitems / sizeof *playlist_menuitems, | |
88 | //.drop = playlist_drop //TODO | |
89 | }; | |
90 | ||
3c1a4e96 | 91 | /* Maintaining the list of playlists ---------------------------------------- */ |
121944d1 | 92 | |
fc36ecb7 RK |
93 | /** @brief Schedule an update to the list of playlists */ |
94 | static void playlists_update(const char attribute((unused)) *event, | |
95 | void attribute((unused)) *eventdata, | |
96 | void attribute((unused)) *callbackdata) { | |
97 | disorder_eclient_playlists(client, playlists_updated, 0); | |
98 | } | |
99 | ||
100 | /** @brief qsort() callback for playlist name comparison */ | |
101 | static int playlistcmp(const void *ap, const void *bp) { | |
102 | const char *a = *(char **)ap, *b = *(char **)bp; | |
103 | const char *ad = strchr(a, '.'), *bd = strchr(b, '.'); | |
104 | int c; | |
105 | ||
106 | /* Group owned playlists by owner */ | |
107 | if(ad && bd) { | |
108 | const int adn = ad - a, bdn = bd - b; | |
109 | if((c = strncmp(a, b, adn < bdn ? adn : bdn))) | |
110 | return c; | |
111 | /* Lexical order within playlists of a single owner */ | |
112 | return strcmp(ad + 1, bd + 1); | |
113 | } | |
114 | ||
115 | /* Owned playlists after shared ones */ | |
116 | if(ad) { | |
117 | return 1; | |
118 | } else if(bd) { | |
119 | return -1; | |
120 | } | |
121 | ||
122 | /* Lexical order of shared playlists */ | |
123 | return strcmp(a, b); | |
124 | } | |
125 | ||
126 | /** @brief Called with a new list of playlists */ | |
127 | static void playlists_updated(void attribute((unused)) *v, | |
128 | const char *err, | |
129 | int nvec, char **vec) { | |
130 | if(err) { | |
131 | playlists = 0; | |
132 | nplaylists = -1; | |
133 | /* Probably means server does not support playlists */ | |
134 | } else { | |
135 | playlists = vec; | |
136 | nplaylists = nvec; | |
137 | qsort(playlists, nplaylists, sizeof (char *), playlistcmp); | |
138 | } | |
139 | /* Tell our consumers */ | |
140 | event_raise("playlists-updated", 0); | |
141 | } | |
142 | ||
121944d1 RK |
143 | /* Playlists menu ----------------------------------------------------------- */ |
144 | ||
145 | /** @brief Play received playlist contents | |
146 | * | |
147 | * Passed as a completion callback by menu_activate_playlist(). | |
148 | */ | |
149 | static void playlist_play_content(void attribute((unused)) *v, | |
150 | const char *err, | |
151 | int nvec, char **vec) { | |
152 | if(err) { | |
153 | popup_protocol_error(0, err); | |
154 | return; | |
155 | } | |
156 | for(int n = 0; n < nvec; ++n) | |
157 | disorder_eclient_play(client, vec[n], NULL, NULL); | |
158 | } | |
159 | ||
160 | /** @brief Called to activate a playlist | |
161 | * | |
162 | * Called when the menu item for a playlist is clicked. | |
163 | */ | |
f9b20469 RK |
164 | static void menu_activate_playlist(GtkMenuItem *menuitem, |
165 | gpointer attribute((unused)) user_data) { | |
166 | GtkLabel *label = GTK_LABEL(GTK_BIN(menuitem)->child); | |
167 | const char *playlist = gtk_label_get_text(label); | |
168 | ||
121944d1 | 169 | disorder_eclient_playlist_get(client, playlist_play_content, playlist, NULL); |
f9b20469 RK |
170 | } |
171 | ||
172 | /** @brief Called when the playlists change */ | |
173 | static void menu_playlists_changed(const char attribute((unused)) *event, | |
174 | void attribute((unused)) *eventdata, | |
175 | void attribute((unused)) *callbackdata) { | |
176 | if(!playlists_menu) | |
177 | return; /* OMG too soon */ | |
178 | GtkMenuShell *menu = GTK_MENU_SHELL(playlists_menu); | |
179 | /* TODO: we could be more sophisticated and only insert/remove widgets as | |
c5782050 RK |
180 | * needed. The current logic trashes the selection which is not acceptable |
181 | * and interacts badly with one playlist being currently locked and | |
182 | * edited. */ | |
f9b20469 RK |
183 | while(menu->children) |
184 | gtk_container_remove(GTK_CONTAINER(menu), GTK_WIDGET(menu->children->data)); | |
185 | /* NB nplaylists can be -1 as well as 0 */ | |
186 | for(int n = 0; n < nplaylists; ++n) { | |
187 | GtkWidget *w = gtk_menu_item_new_with_label(playlists[n]); | |
188 | g_signal_connect(w, "activate", G_CALLBACK(menu_activate_playlist), 0); | |
189 | gtk_widget_show(w); | |
190 | gtk_menu_shell_append(menu, w); | |
191 | } | |
fdea9f40 | 192 | gtk_widget_set_sensitive(menu_playlists_widget, |
f9b20469 | 193 | nplaylists > 0); |
fdea9f40 | 194 | gtk_widget_set_sensitive(menu_editplaylists_widget, |
6acdbba4 | 195 | nplaylists >= 0); |
f9b20469 RK |
196 | } |
197 | ||
7f7c3819 RK |
198 | /* Popup to create a new playlist ------------------------------------------- */ |
199 | ||
200 | /** @brief New-playlist popup */ | |
201 | static GtkWidget *playlist_new_window; | |
202 | ||
203 | /** @brief Text entry in new-playlist popup */ | |
204 | static GtkWidget *playlist_new_entry; | |
205 | ||
206 | static GtkWidget *playlist_new_info; | |
207 | ||
208 | static GtkWidget *playlist_new_shared; | |
209 | static GtkWidget *playlist_new_public; | |
210 | static GtkWidget *playlist_new_private; | |
211 | ||
7c12e4bd RK |
212 | /** @brief Get entered new-playlist details */ |
213 | static void playlist_new_details(char **namep, | |
214 | char **fullnamep, | |
215 | gboolean *sharedp, | |
216 | gboolean *publicp, | |
217 | gboolean *privatep) { | |
218 | gboolean shared, public, private; | |
219 | g_object_get(playlist_new_shared, "active", &shared, (char *)NULL); | |
220 | g_object_get(playlist_new_public, "active", &public, (char *)NULL); | |
221 | g_object_get(playlist_new_private, "active", &private, (char *)NULL); | |
222 | char *gname = gtk_editable_get_chars(GTK_EDITABLE(playlist_new_entry), | |
223 | 0, -1); /* name owned by calle */ | |
224 | char *name = xstrdup(gname); | |
225 | g_free(gname); | |
226 | if(sharedp) *sharedp = shared; | |
227 | if(publicp) *publicp = public; | |
228 | if(privatep) *privatep = private; | |
229 | if(namep) *namep = name; | |
230 | if(fullnamep) { | |
231 | if(*sharedp) *fullnamep = *namep; | |
232 | else byte_xasprintf(fullnamep, "%s.%s", config->username, name); | |
233 | } | |
234 | } | |
235 | ||
236 | /** @brief Called when the newly created playlist has unlocked */ | |
237 | static void playlist_new_unlocked(void attribute((unused)) *v, const char *err) { | |
238 | if(err) | |
239 | popup_protocol_error(0, err); | |
240 | gtk_widget_destroy(playlist_new_window); | |
241 | } | |
242 | ||
243 | /** @brief Called when the new playlist has been created */ | |
244 | static void playlist_new_created(void attribute((unused)) *v, const char *err) { | |
245 | if(err) { | |
246 | popup_protocol_error(0, err); | |
247 | return; | |
248 | } | |
249 | disorder_eclient_playlist_unlock(client, playlist_new_unlocked, NULL); | |
250 | // TODO arrange for the new playlist to be selected | |
251 | } | |
252 | ||
253 | /** @brief Called when the proposed new playlist's contents have been retrieved | |
254 | * | |
255 | * ...or rather, normally, when it's been reported that it does not exist. | |
256 | */ | |
257 | static void playlist_new_retrieved(void *v, const char *err, | |
258 | int nvec, | |
259 | char attribute((unused)) **vec) { | |
260 | char *fullname = v; | |
261 | if(!err && nvec != -1) | |
262 | /* A rare case but not in principle impossible */ | |
263 | err = "A playlist with that name already exists."; | |
264 | if(err) { | |
265 | popup_protocol_error(0, err); | |
266 | disorder_eclient_playlist_unlock(client, playlist_new_unlocked, fullname); | |
267 | return; | |
268 | } | |
269 | gboolean shared, public, private; | |
270 | playlist_new_details(0, 0, &shared, &public, &private); | |
271 | disorder_eclient_playlist_set_share(client, playlist_new_created, fullname, | |
272 | public ? "public" | |
273 | : private ? "private" | |
274 | : "shared", | |
275 | fullname); | |
276 | } | |
277 | ||
278 | /** @brief Called when the proposed new playlist has been locked */ | |
279 | static void playlist_new_locked(void *v, const char *err) { | |
280 | char *fullname = v; | |
281 | if(err) { | |
282 | popup_protocol_error(0, err); | |
283 | return; | |
284 | } | |
285 | disorder_eclient_playlist_get(client, playlist_new_retrieved, | |
286 | fullname, fullname); | |
287 | } | |
288 | ||
7f7c3819 RK |
289 | /** @brief Called when 'ok' is clicked in new-playlist popup */ |
290 | static void playlist_new_ok(GtkButton attribute((unused)) *button, | |
291 | gpointer attribute((unused)) userdata) { | |
7c12e4bd RK |
292 | gboolean shared, public, private; |
293 | char *name, *fullname; | |
294 | playlist_new_details(&name, &fullname, &shared, &public, &private); | |
295 | ||
296 | /* We need to: | |
297 | * - lock the playlist | |
298 | * - check it doesn't exist | |
299 | * - set sharing (which will create it empty | |
300 | * - unlock it | |
301 | * | |
302 | * TODO we should freeze the window while this is going on | |
303 | */ | |
304 | disorder_eclient_playlist_lock(client, playlist_new_locked, fullname, | |
305 | fullname); | |
7f7c3819 RK |
306 | } |
307 | ||
308 | /** @brief Called when 'cancel' is clicked in new-playlist popup */ | |
309 | static void playlist_new_cancel(GtkButton attribute((unused)) *button, | |
310 | gpointer attribute((unused)) userdata) { | |
311 | gtk_widget_destroy(playlist_new_window); | |
312 | } | |
313 | ||
314 | /** @brief Buttons for new-playlist popup */ | |
315 | static struct button playlist_new_buttons[] = { | |
316 | { | |
317 | .stock = GTK_STOCK_OK, | |
318 | .clicked = playlist_new_ok, | |
319 | .tip = "Create new playlist" | |
320 | }, | |
321 | { | |
322 | .stock = GTK_STOCK_CANCEL, | |
323 | .clicked = playlist_new_cancel, | |
7c12e4bd | 324 | .tip = "Do not create new playlist" |
7f7c3819 RK |
325 | } |
326 | }; | |
327 | #define NPLAYLIST_NEW_BUTTONS (sizeof playlist_new_buttons / sizeof *playlist_new_buttons) | |
328 | ||
7c12e4bd RK |
329 | /** @brief Test whether the new-playlist window settings are valid |
330 | * @return NULL on success or an error string if not | |
331 | */ | |
7f7c3819 RK |
332 | static const char *playlist_new_valid(void) { |
333 | gboolean shared, public, private; | |
7c12e4bd RK |
334 | char *name, *fullname; |
335 | playlist_new_details(&name, &fullname, &shared, &public, &private); | |
7f7c3819 RK |
336 | if(!(shared || public || private)) |
337 | return "No type set."; | |
7f7c3819 RK |
338 | if(!*name) |
339 | return ""; | |
7f7c3819 | 340 | /* See if the result is valid */ |
7c12e4bd RK |
341 | if(!valid_username(name) |
342 | || playlist_parse_name(fullname, NULL, NULL)) | |
7f7c3819 RK |
343 | return "Not a valid playlist name."; |
344 | /* See if the result clashes with an existing name */ | |
345 | for(int n = 0; n < nplaylists; ++n) | |
346 | if(!strcmp(playlists[n], fullname)) { | |
347 | if(shared) | |
348 | return "A shared playlist with that name already exists."; | |
349 | else | |
350 | return "You already have a playlist with that name."; | |
351 | } | |
352 | /* As far as we can tell creation would work */ | |
353 | return NULL; | |
354 | } | |
355 | ||
7c12e4bd | 356 | /** @brief Called to update new playlist window state |
7f7c3819 | 357 | * |
7c12e4bd RK |
358 | * This is called whenever one the text entry or radio buttons changed, and |
359 | * also when the set of known playlists changes. It determines whether the new | |
360 | * playlist would be creatable and sets the sensitivity of the OK button | |
361 | * and info display accordingly. | |
7f7c3819 | 362 | */ |
7c12e4bd RK |
363 | static void playlist_new_changed(const char attribute((unused)) *event, |
364 | void attribute((unused)) *eventdata, | |
365 | void attribute((unused)) *callbackdata) { | |
366 | if(!playlist_new_window) | |
367 | return; | |
7f7c3819 RK |
368 | const char *reason = playlist_new_valid(); |
369 | gtk_widget_set_sensitive(playlist_new_buttons[0].widget, | |
370 | !reason); | |
371 | gtk_label_set_text(GTK_LABEL(playlist_new_info), reason); | |
372 | } | |
373 | ||
374 | /** @brief Called when some radio button in the new-playlist popup changes */ | |
375 | static void playlist_new_button_toggled(GtkToggleButton attribute((unused)) tb, | |
376 | gpointer attribute((unused)) userdata) { | |
7c12e4bd | 377 | playlist_new_changed(0,0,0); |
7f7c3819 RK |
378 | } |
379 | ||
380 | /** @brief Called when the text entry field in the new-playlist popup changes */ | |
381 | static void playlist_new_entry_edited(GtkEditable attribute((unused)) *editable, | |
382 | gpointer attribute((unused)) user_data) { | |
7c12e4bd | 383 | playlist_new_changed(0,0,0); |
7f7c3819 RK |
384 | } |
385 | ||
386 | /** @brief Pop up a new window to enter the playlist name and details */ | |
387 | static void playlist_new(void) { | |
388 | assert(playlist_new_window == NULL); | |
389 | playlist_new_window = gtk_window_new(GTK_WINDOW_TOPLEVEL); | |
390 | g_signal_connect(playlist_new_window, "destroy", | |
391 | G_CALLBACK(gtk_widget_destroyed), &playlist_new_window); | |
392 | gtk_window_set_title(GTK_WINDOW(playlist_new_window), "Create new playlist"); | |
393 | /* Window will be modal, suppressing access to other windows */ | |
394 | gtk_window_set_modal(GTK_WINDOW(playlist_new_window), TRUE); | |
7c12e4bd RK |
395 | gtk_window_set_transient_for(GTK_WINDOW(playlist_new_window), |
396 | GTK_WINDOW(playlists_window)); | |
7f7c3819 RK |
397 | |
398 | /* Window contents will use a table (grid) layout */ | |
399 | GtkWidget *table = gtk_table_new(3, 3, FALSE/*!homogeneous*/); | |
400 | ||
401 | /* First row: playlist name */ | |
402 | gtk_table_attach_defaults(GTK_TABLE(table), | |
403 | gtk_label_new("Playlist name"), | |
404 | 0, 1, 0, 1); | |
405 | playlist_new_entry = gtk_entry_new(); | |
406 | g_signal_connect(playlist_new_entry, "changed", | |
407 | G_CALLBACK(playlist_new_entry_edited), NULL); | |
408 | gtk_table_attach_defaults(GTK_TABLE(table), | |
409 | playlist_new_entry, | |
410 | 1, 3, 0, 1); | |
411 | ||
412 | /* Second row: radio buttons to choose type */ | |
413 | playlist_new_shared = gtk_radio_button_new_with_label(NULL, "shared"); | |
414 | playlist_new_public | |
415 | = gtk_radio_button_new_with_label_from_widget(GTK_RADIO_BUTTON(playlist_new_shared), | |
416 | "public"); | |
417 | playlist_new_private | |
418 | = gtk_radio_button_new_with_label_from_widget(GTK_RADIO_BUTTON(playlist_new_shared), | |
419 | "private"); | |
420 | g_signal_connect(playlist_new_shared, "toggled", | |
421 | G_CALLBACK(playlist_new_button_toggled), NULL); | |
422 | g_signal_connect(playlist_new_public, "toggled", | |
423 | G_CALLBACK(playlist_new_button_toggled), NULL); | |
424 | g_signal_connect(playlist_new_private, "toggled", | |
425 | G_CALLBACK(playlist_new_button_toggled), NULL); | |
426 | gtk_table_attach_defaults(GTK_TABLE(table), playlist_new_shared, 0, 1, 1, 2); | |
427 | gtk_table_attach_defaults(GTK_TABLE(table), playlist_new_public, 1, 2, 1, 2); | |
428 | gtk_table_attach_defaults(GTK_TABLE(table), playlist_new_private, 2, 3, 1, 2); | |
429 | ||
430 | /* Third row: info bar saying why not */ | |
431 | playlist_new_info = gtk_label_new(""); | |
432 | gtk_table_attach_defaults(GTK_TABLE(table), playlist_new_info, | |
433 | 0, 3, 2, 3); | |
434 | ||
435 | /* Fourth row: ok/cancel buttons */ | |
436 | GtkWidget *hbox = create_buttons_box(playlist_new_buttons, | |
437 | NPLAYLIST_NEW_BUTTONS, | |
438 | gtk_hbox_new(FALSE, 0)); | |
439 | gtk_table_attach_defaults(GTK_TABLE(table), hbox, 0, 3, 3, 4); | |
440 | ||
441 | gtk_container_add(GTK_CONTAINER(playlist_new_window), | |
442 | frame_widget(table, NULL)); | |
443 | ||
444 | /* Set initial state of OK button */ | |
7c12e4bd | 445 | playlist_new_changed(0,0,0); |
7f7c3819 RK |
446 | |
447 | /* Display the window */ | |
448 | gtk_widget_show_all(playlist_new_window); | |
449 | } | |
450 | ||
121944d1 RK |
451 | /* Playlists window (list of playlists) ------------------------------------- */ |
452 | ||
f0bd437a | 453 | /** @brief (Re-)populate the playlist tree model */ |
506e02d8 RK |
454 | static void playlists_fill(const char attribute((unused)) *event, |
455 | void attribute((unused)) *eventdata, | |
456 | void attribute((unused)) *callbackdata) { | |
f0bd437a RK |
457 | GtkTreeIter iter[1]; |
458 | ||
d571e07b RK |
459 | if(!playlists_window) |
460 | return; | |
f0bd437a RK |
461 | if(!playlists_list) |
462 | playlists_list = gtk_list_store_new(1, G_TYPE_STRING); | |
d571e07b RK |
463 | const char *was_selected = playlists_selected; |
464 | gtk_list_store_clear(playlists_list); /* clears playlists_selected */ | |
465 | for(int n = 0; n < nplaylists; ++n) { | |
f0bd437a RK |
466 | gtk_list_store_insert_with_values(playlists_list, iter, n/*position*/, |
467 | 0, playlists[n], /* column 0 */ | |
468 | -1); /* no more cols */ | |
d571e07b RK |
469 | /* Reselect the selected playlist */ |
470 | if(was_selected && !strcmp(was_selected, playlists[n])) | |
471 | gtk_tree_selection_select_iter(playlists_selection, iter); | |
472 | } | |
f0bd437a RK |
473 | } |
474 | ||
475 | /** @brief Called when the selection might have changed */ | |
476 | static void playlists_selection_changed(GtkTreeSelection attribute((unused)) *treeselection, | |
477 | gpointer attribute((unused)) user_data) { | |
478 | GtkTreeIter iter; | |
479 | char *gselected, *selected; | |
480 | ||
481 | /* Identify the current selection */ | |
482 | if(gtk_tree_selection_get_selected(playlists_selection, 0, &iter)) { | |
483 | gtk_tree_model_get(GTK_TREE_MODEL(playlists_list), &iter, | |
484 | 0, &gselected, -1); | |
485 | selected = xstrdup(gselected); | |
486 | g_free(gselected); | |
487 | } else | |
488 | selected = 0; | |
d9b141cc RK |
489 | /* Set button sensitivity according to the new state */ |
490 | if(selected) | |
7c12e4bd RK |
491 | gtk_widget_set_sensitive(playlists_delete_button, 1); |
492 | else | |
493 | gtk_widget_set_sensitive(playlists_delete_button, 0); | |
f0bd437a RK |
494 | /* Eliminate no-change cases */ |
495 | if(!selected && !playlists_selected) | |
496 | return; | |
497 | if(selected && playlists_selected && !strcmp(selected, playlists_selected)) | |
498 | return; | |
d9b141cc RK |
499 | /* Record the new state */ |
500 | playlists_selected = selected; | |
f0bd437a RK |
501 | } |
502 | ||
503 | /** @brief Called when the 'add' button is pressed */ | |
504 | static void playlists_add(GtkButton attribute((unused)) *button, | |
505 | gpointer attribute((unused)) userdata) { | |
7c12e4bd | 506 | /* Unselect whatever is selected TODO why?? */ |
f0bd437a | 507 | gtk_tree_selection_unselect_all(playlists_selection); |
7f7c3819 | 508 | playlist_new(); |
f0bd437a RK |
509 | } |
510 | ||
d9b141cc RK |
511 | /** @brief Called when playlist deletion completes */ |
512 | static void playlists_delete_completed(void attribute((unused)) *v, | |
513 | const char *err) { | |
514 | if(err) | |
515 | popup_protocol_error(0, err); | |
516 | } | |
517 | ||
f0bd437a RK |
518 | /** @brief Called when the 'Delete' button is pressed */ |
519 | static void playlists_delete(GtkButton attribute((unused)) *button, | |
c5782050 | 520 | gpointer attribute((unused)) userdata) { |
f0bd437a RK |
521 | GtkWidget *yesno; |
522 | int res; | |
523 | ||
7c12e4bd | 524 | fprintf(stderr, "playlists_delete\n"); |
f0bd437a RK |
525 | if(!playlists_selected) |
526 | return; /* shouldn't happen */ | |
527 | yesno = gtk_message_dialog_new(GTK_WINDOW(playlists_window), | |
528 | GTK_DIALOG_MODAL, | |
529 | GTK_MESSAGE_QUESTION, | |
530 | GTK_BUTTONS_YES_NO, | |
c5782050 | 531 | "Do you really want to delete playlist %s?" |
f0bd437a RK |
532 | " This action cannot be undone.", |
533 | playlists_selected); | |
534 | res = gtk_dialog_run(GTK_DIALOG(yesno)); | |
535 | gtk_widget_destroy(yesno); | |
536 | if(res == GTK_RESPONSE_YES) { | |
537 | disorder_eclient_playlist_delete(client, | |
d9b141cc | 538 | playlists_delete_completed, |
f0bd437a RK |
539 | playlists_selected, |
540 | NULL); | |
541 | } | |
542 | } | |
543 | ||
544 | /** @brief Table of buttons below the playlist list */ | |
545 | static struct button playlists_buttons[] = { | |
546 | { | |
547 | GTK_STOCK_ADD, | |
548 | playlists_add, | |
549 | "Create a new playlist", | |
550 | 0 | |
551 | }, | |
552 | { | |
553 | GTK_STOCK_REMOVE, | |
554 | playlists_delete, | |
555 | "Delete a playlist", | |
556 | 0 | |
557 | }, | |
558 | }; | |
559 | #define NPLAYLISTS_BUTTONS (sizeof playlists_buttons / sizeof *playlists_buttons) | |
560 | ||
506e02d8 RK |
561 | /** @brief Create the list of playlists for the edit playlists window */ |
562 | static GtkWidget *playlists_window_list(void) { | |
563 | /* Create the list of playlist and populate it */ | |
564 | playlists_fill(NULL, NULL, NULL); | |
565 | /* Create the tree view */ | |
566 | GtkWidget *tree = gtk_tree_view_new_with_model(GTK_TREE_MODEL(playlists_list)); | |
567 | /* ...and the renderers for it */ | |
568 | GtkCellRenderer *cr = gtk_cell_renderer_text_new(); | |
569 | GtkTreeViewColumn *col = gtk_tree_view_column_new_with_attributes("Playlist", | |
570 | cr, | |
571 | "text", 0, | |
572 | NULL); | |
573 | gtk_tree_view_append_column(GTK_TREE_VIEW(tree), col); | |
574 | /* Get the selection for the view; set its mode; arrange for a callback when | |
575 | * it changes */ | |
576 | playlists_selected = NULL; | |
577 | playlists_selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(tree)); | |
578 | gtk_tree_selection_set_mode(playlists_selection, GTK_SELECTION_BROWSE); | |
579 | g_signal_connect(playlists_selection, "changed", | |
580 | G_CALLBACK(playlists_selection_changed), NULL); | |
581 | ||
582 | /* Create the control buttons */ | |
583 | GtkWidget *buttons = create_buttons_box(playlists_buttons, | |
584 | NPLAYLISTS_BUTTONS, | |
585 | gtk_hbox_new(FALSE, 1)); | |
586 | playlists_delete_button = playlists_buttons[1].widget; | |
587 | ||
7c12e4bd RK |
588 | playlists_selection_changed(NULL, NULL); |
589 | ||
506e02d8 RK |
590 | /* Buttons live below the list */ |
591 | GtkWidget *vbox = gtk_vbox_new(FALSE, 0); | |
592 | gtk_box_pack_start(GTK_BOX(vbox), scroll_widget(tree), TRUE/*expand*/, TRUE/*fill*/, 0); | |
593 | gtk_box_pack_start(GTK_BOX(vbox), buttons, FALSE/*expand*/, FALSE, 0); | |
594 | ||
595 | return vbox; | |
596 | } | |
597 | ||
598 | /* Playlists window (edit current playlist) --------------------------------- */ | |
599 | ||
600 | static GtkWidget *playlists_window_edit(void) { | |
6bfaa2a1 RK |
601 | assert(ql_playlist.view == NULL); /* better not be set up already */ |
602 | GtkWidget *w = init_queuelike(&ql_playlist); | |
603 | return w; | |
506e02d8 RK |
604 | } |
605 | ||
606 | /* Playlists window --------------------------------------------------------- */ | |
607 | ||
f0bd437a RK |
608 | /** @brief Keypress handler */ |
609 | static gboolean playlists_keypress(GtkWidget attribute((unused)) *widget, | |
610 | GdkEventKey *event, | |
611 | gpointer attribute((unused)) user_data) { | |
612 | if(event->state) | |
613 | return FALSE; | |
614 | switch(event->keyval) { | |
615 | case GDK_Escape: | |
616 | gtk_widget_destroy(playlists_window); | |
617 | return TRUE; | |
618 | default: | |
619 | return FALSE; | |
620 | } | |
621 | } | |
622 | ||
6bfaa2a1 RK |
623 | /** @brief Called when the playlist window is destroyed */ |
624 | static void playlists_window_destroyed(GtkWidget attribute((unused)) *widget, | |
625 | GtkWidget **widget_pointer) { | |
6bfaa2a1 RK |
626 | destroy_queuelike(&ql_playlist); |
627 | *widget_pointer = NULL; | |
628 | } | |
629 | ||
7de5fbb9 | 630 | /** @brief Pop up the playlists window |
121944d1 RK |
631 | * |
632 | * Called when the playlists menu item is selected | |
633 | */ | |
f0bd437a | 634 | void edit_playlists(gpointer attribute((unused)) callback_data, |
7c12e4bd RK |
635 | guint attribute((unused)) callback_action, |
636 | GtkWidget attribute((unused)) *menu_item) { | |
f0bd437a RK |
637 | /* If the window already exists, raise it */ |
638 | if(playlists_window) { | |
639 | gtk_window_present(GTK_WINDOW(playlists_window)); | |
640 | return; | |
641 | } | |
642 | /* Create the window */ | |
643 | playlists_window = gtk_window_new(GTK_WINDOW_TOPLEVEL); | |
644 | gtk_widget_set_style(playlists_window, tool_style); | |
645 | g_signal_connect(playlists_window, "destroy", | |
6bfaa2a1 | 646 | G_CALLBACK(playlists_window_destroyed), &playlists_window); |
f0bd437a RK |
647 | gtk_window_set_title(GTK_WINDOW(playlists_window), "Playlists Management"); |
648 | /* TODO loads of this is very similar to (copied from!) users.c - can we | |
649 | * de-dupe? */ | |
650 | /* Keyboard shortcuts */ | |
651 | g_signal_connect(playlists_window, "key-press-event", | |
652 | G_CALLBACK(playlists_keypress), 0); | |
653 | /* default size is too small */ | |
7f7c3819 | 654 | gtk_window_set_default_size(GTK_WINDOW(playlists_window), 512, 240); |
f0bd437a | 655 | |
506e02d8 RK |
656 | GtkWidget *hbox = gtk_hbox_new(FALSE, 0); |
657 | gtk_box_pack_start(GTK_BOX(hbox), playlists_window_list(), | |
658 | FALSE/*expand*/, FALSE, 0); | |
659 | gtk_box_pack_start(GTK_BOX(hbox), gtk_event_box_new(), | |
660 | FALSE/*expand*/, FALSE, 2); | |
661 | gtk_box_pack_start(GTK_BOX(hbox), playlists_window_edit(), | |
662 | TRUE/*expand*/, TRUE/*fill*/, 0); | |
f0bd437a | 663 | |
f0bd437a RK |
664 | gtk_container_add(GTK_CONTAINER(playlists_window), frame_widget(hbox, NULL)); |
665 | gtk_widget_show_all(playlists_window); | |
f9b20469 RK |
666 | } |
667 | ||
fc36ecb7 RK |
668 | /** @brief Initialize playlist support */ |
669 | void playlists_init(void) { | |
670 | /* We re-get all playlists upon any change... */ | |
671 | event_register("playlist-created", playlists_update, 0); | |
672 | event_register("playlist-modified", playlists_update, 0); | |
673 | event_register("playlist-deleted", playlists_update, 0); | |
674 | /* ...and on reconnection */ | |
675 | event_register("log-connected", playlists_update, 0); | |
676 | /* ...and from time to time */ | |
677 | event_register("periodic-slow", playlists_update, 0); | |
678 | /* ...and at startup */ | |
7c12e4bd RK |
679 | |
680 | /* Update the playlists menu when the set of playlists changes */ | |
f9b20469 | 681 | event_register("playlists-updated", menu_playlists_changed, 0); |
7c12e4bd RK |
682 | /* Update the new-playlist OK button when the set of playlists changes */ |
683 | event_register("playlists-updated", playlist_new_changed, 0); | |
d9b141cc RK |
684 | /* Update the list of playlists in the edit window when the set changes */ |
685 | event_register("playlists-updated", playlists_fill, 0); | |
fc36ecb7 RK |
686 | playlists_update(0, 0, 0); |
687 | } | |
688 | ||
0b0fb26b RK |
689 | #endif |
690 | ||
fc36ecb7 RK |
691 | /* |
692 | Local Variables: | |
693 | c-basic-offset:2 | |
694 | comment-column:40 | |
695 | fill-column:79 | |
696 | indent-tabs-mode:nil | |
697 | End: | |
698 | */ |