+/* Popup to create a new playlist ------------------------------------------- */
+
+/** @brief New-playlist popup */
+static GtkWidget *playlist_new_window;
+
+/** @brief Text entry in new-playlist popup */
+static GtkWidget *playlist_new_entry;
+
+static GtkWidget *playlist_new_info;
+
+static GtkWidget *playlist_new_shared;
+static GtkWidget *playlist_new_public;
+static GtkWidget *playlist_new_private;
+
+/** @brief Get entered new-playlist details */
+static void playlist_new_details(char **namep,
+ char **fullnamep,
+ gboolean *sharedp,
+ gboolean *publicp,
+ gboolean *privatep) {
+ gboolean shared, public, private;
+ g_object_get(playlist_new_shared, "active", &shared, (char *)NULL);
+ g_object_get(playlist_new_public, "active", &public, (char *)NULL);
+ g_object_get(playlist_new_private, "active", &private, (char *)NULL);
+ char *gname = gtk_editable_get_chars(GTK_EDITABLE(playlist_new_entry),
+ 0, -1); /* name owned by calle */
+ char *name = xstrdup(gname);
+ g_free(gname);
+ if(sharedp) *sharedp = shared;
+ if(publicp) *publicp = public;
+ if(privatep) *privatep = private;
+ if(namep) *namep = name;
+ if(fullnamep) {
+ if(*sharedp) *fullnamep = *namep;
+ else byte_xasprintf(fullnamep, "%s.%s", config->username, name);
+ }
+}
+
+/** @brief Called when the newly created playlist has unlocked */
+static void playlist_new_unlocked(void attribute((unused)) *v, const char *err) {
+ if(err)
+ popup_protocol_error(0, err);
+ gtk_widget_destroy(playlist_new_window);
+}
+
+/** @brief Called when the new playlist has been created */
+static void playlist_new_created(void attribute((unused)) *v, const char *err) {
+ if(err) {
+ popup_protocol_error(0, err);
+ return;
+ }
+ disorder_eclient_playlist_unlock(client, playlist_new_unlocked, NULL);
+ // TODO arrange for the new playlist to be selected
+}
+
+/** @brief Called when the proposed new playlist's contents have been retrieved
+ *
+ * ...or rather, normally, when it's been reported that it does not exist.
+ */
+static void playlist_new_retrieved(void *v, const char *err,
+ int nvec,
+ char attribute((unused)) **vec) {
+ char *fullname = v;
+ if(!err && nvec != -1)
+ /* A rare case but not in principle impossible */
+ err = "A playlist with that name already exists.";
+ if(err) {
+ popup_protocol_error(0, err);
+ disorder_eclient_playlist_unlock(client, playlist_new_unlocked, fullname);
+ return;
+ }
+ gboolean shared, public, private;
+ playlist_new_details(0, 0, &shared, &public, &private);
+ disorder_eclient_playlist_set_share(client, playlist_new_created, fullname,
+ public ? "public"
+ : private ? "private"
+ : "shared",
+ fullname);
+}
+
+/** @brief Called when the proposed new playlist has been locked */
+static void playlist_new_locked(void *v, const char *err) {
+ char *fullname = v;
+ if(err) {
+ popup_protocol_error(0, err);
+ return;
+ }
+ disorder_eclient_playlist_get(client, playlist_new_retrieved,
+ fullname, fullname);
+}
+
+/** @brief Called when 'ok' is clicked in new-playlist popup */
+static void playlist_new_ok(GtkButton attribute((unused)) *button,
+ gpointer attribute((unused)) userdata) {
+ gboolean shared, public, private;
+ char *name, *fullname;
+ playlist_new_details(&name, &fullname, &shared, &public, &private);
+
+ /* We need to:
+ * - lock the playlist
+ * - check it doesn't exist
+ * - set sharing (which will create it empty
+ * - unlock it
+ *
+ * TODO we should freeze the window while this is going on
+ */
+ disorder_eclient_playlist_lock(client, playlist_new_locked, fullname,
+ fullname);
+}
+
+/** @brief Called when 'cancel' is clicked in new-playlist popup */
+static void playlist_new_cancel(GtkButton attribute((unused)) *button,
+ gpointer attribute((unused)) userdata) {
+ gtk_widget_destroy(playlist_new_window);
+}
+
+/** @brief Buttons for new-playlist popup */
+static struct button playlist_new_buttons[] = {
+ {
+ .stock = GTK_STOCK_OK,
+ .clicked = playlist_new_ok,
+ .tip = "Create new playlist"
+ },
+ {
+ .stock = GTK_STOCK_CANCEL,
+ .clicked = playlist_new_cancel,
+ .tip = "Do not create new playlist"
+ }
+};
+#define NPLAYLIST_NEW_BUTTONS (sizeof playlist_new_buttons / sizeof *playlist_new_buttons)
+
+/** @brief Test whether the new-playlist window settings are valid
+ * @return NULL on success or an error string if not
+ */
+static const char *playlist_new_valid(void) {
+ gboolean shared, public, private;
+ char *name, *fullname;
+ playlist_new_details(&name, &fullname, &shared, &public, &private);
+ if(!(shared || public || private))
+ return "No type set.";
+ if(!*name)
+ return "";
+ /* See if the result is valid */
+ if(!valid_username(name)
+ || playlist_parse_name(fullname, NULL, NULL))
+ return "Not a valid playlist name.";
+ /* See if the result clashes with an existing name */
+ for(int n = 0; n < nplaylists; ++n)
+ if(!strcmp(playlists[n], fullname)) {
+ if(shared)
+ return "A shared playlist with that name already exists.";
+ else
+ return "You already have a playlist with that name.";
+ }
+ /* As far as we can tell creation would work */
+ return NULL;
+}
+
+/** @brief Called to update new playlist window state
+ *
+ * This is called whenever one the text entry or radio buttons changed, and
+ * also when the set of known playlists changes. It determines whether the new
+ * playlist would be creatable and sets the sensitivity of the OK button
+ * and info display accordingly.
+ */
+static void playlist_new_changed(const char attribute((unused)) *event,
+ void attribute((unused)) *eventdata,
+ void attribute((unused)) *callbackdata) {
+ if(!playlist_new_window)
+ return;
+ const char *reason = playlist_new_valid();
+ gtk_widget_set_sensitive(playlist_new_buttons[0].widget,
+ !reason);
+ gtk_label_set_text(GTK_LABEL(playlist_new_info), reason);
+}
+
+/** @brief Called when some radio button in the new-playlist popup changes */
+static void playlist_new_button_toggled(GtkToggleButton attribute((unused)) tb,
+ gpointer attribute((unused)) userdata) {
+ playlist_new_changed(0,0,0);
+}
+
+/** @brief Called when the text entry field in the new-playlist popup changes */
+static void playlist_new_entry_edited(GtkEditable attribute((unused)) *editable,
+ gpointer attribute((unused)) user_data) {
+ playlist_new_changed(0,0,0);
+}
+
+/** @brief Pop up a new window to enter the playlist name and details */
+static void playlist_new(void) {
+ assert(playlist_new_window == NULL);
+ playlist_new_window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+ g_signal_connect(playlist_new_window, "destroy",
+ G_CALLBACK(gtk_widget_destroyed), &playlist_new_window);
+ gtk_window_set_title(GTK_WINDOW(playlist_new_window), "Create new playlist");
+ /* Window will be modal, suppressing access to other windows */
+ gtk_window_set_modal(GTK_WINDOW(playlist_new_window), TRUE);
+ gtk_window_set_transient_for(GTK_WINDOW(playlist_new_window),
+ GTK_WINDOW(playlists_window));
+
+ /* Window contents will use a table (grid) layout */
+ GtkWidget *table = gtk_table_new(3, 3, FALSE/*!homogeneous*/);
+
+ /* First row: playlist name */
+ gtk_table_attach_defaults(GTK_TABLE(table),
+ gtk_label_new("Playlist name"),
+ 0, 1, 0, 1);
+ playlist_new_entry = gtk_entry_new();
+ g_signal_connect(playlist_new_entry, "changed",
+ G_CALLBACK(playlist_new_entry_edited), NULL);
+ gtk_table_attach_defaults(GTK_TABLE(table),
+ playlist_new_entry,
+ 1, 3, 0, 1);
+
+ /* Second row: radio buttons to choose type */
+ playlist_new_shared = gtk_radio_button_new_with_label(NULL, "shared");
+ playlist_new_public
+ = gtk_radio_button_new_with_label_from_widget(GTK_RADIO_BUTTON(playlist_new_shared),
+ "public");
+ playlist_new_private
+ = gtk_radio_button_new_with_label_from_widget(GTK_RADIO_BUTTON(playlist_new_shared),
+ "private");
+ g_signal_connect(playlist_new_shared, "toggled",
+ G_CALLBACK(playlist_new_button_toggled), NULL);
+ g_signal_connect(playlist_new_public, "toggled",
+ G_CALLBACK(playlist_new_button_toggled), NULL);
+ g_signal_connect(playlist_new_private, "toggled",
+ G_CALLBACK(playlist_new_button_toggled), NULL);
+ gtk_table_attach_defaults(GTK_TABLE(table), playlist_new_shared, 0, 1, 1, 2);
+ gtk_table_attach_defaults(GTK_TABLE(table), playlist_new_public, 1, 2, 1, 2);
+ gtk_table_attach_defaults(GTK_TABLE(table), playlist_new_private, 2, 3, 1, 2);
+
+ /* Third row: info bar saying why not */
+ playlist_new_info = gtk_label_new("");
+ gtk_table_attach_defaults(GTK_TABLE(table), playlist_new_info,
+ 0, 3, 2, 3);
+
+ /* Fourth row: ok/cancel buttons */
+ GtkWidget *hbox = create_buttons_box(playlist_new_buttons,
+ NPLAYLIST_NEW_BUTTONS,
+ gtk_hbox_new(FALSE, 0));
+ gtk_table_attach_defaults(GTK_TABLE(table), hbox, 0, 3, 3, 4);
+
+ gtk_container_add(GTK_CONTAINER(playlist_new_window),
+ frame_widget(table, NULL));
+
+ /* Set initial state of OK button */
+ playlist_new_changed(0,0,0);
+
+ /* Display the window */
+ gtk_widget_show_all(playlist_new_window);
+}
+
+/* Playlists window (list of playlists) ------------------------------------- */
+