void MpdClient::updatePlaylist(long long version)
{
if (version < 0)
mpd_sendPlChangesCommand(conn, version);
else
mpd_sendPlaylistInfoCommand(conn, -1);
mpd_InfoEntity *entity;
while ((entity = mpd_getNextInfoEntity(conn))) {
assert(entity->type == MPD_INFO_ENTITY_TYPE_SONG);
mpd_Song *song = mpd_songDup(entity->info.song);
mpd_freeInfoEntity(entity);
assert(song->pos <= playlist.size());
if (song->pos == playlist.size())
playlist += song;
else {
mpd_freeSong(playlist[song->pos]);
playlist[song->pos] = song;
}
emit(changedSong(song));
}
mpd_finishCommand(conn);
/* remove extra songs if the playlist was shortened */
for (int i = playlist.size() - 1; i >= status->playlistLength; i--) {
mpd_freeSong(playlist[i]);
playlist.removeAt(i);
emit(changedSong(NULL));
}
}
/* searches in the mpd database for a given string and outputs the result (data contains a GtkEntry and a GtkWindow)*/
static void mpd_search(GtkWidget *widget, gpointer data) {
GList *args,*vbox_content,*argument_list;
gpointer list_data;
GtkWidget *vbox, *entry, *label, *result_tree_view, *add_button, *scrolled_window, *window;
GtkBox *box;
GtkBoxChild *child;
const gchar *entry_string;
gchar *search_string;
GtkListStore *list_store;
GtkTreeSelection *tree_selection;
GtkObject *h_adjustment, *v_adjustment;
MpdData *result, *res_ptr;
int result_count = 0;
int i = 0;
GList *song_handle_list;
MpdPlContainer *result_list;
args = (GList *)data;
/* remove old results, if any */
vbox = g_list_nth_data(args, 1);
box = GTK_BOX(vbox);
vbox_content = box->children;
list_data = g_list_nth_data(vbox_content, 4);
if(list_data != NULL) {
child = list_data;
gtk_widget_destroy(child->widget);
}
list_data = g_list_nth_data(vbox_content, 3);
if(list_data != NULL) {
child = list_data;
gtk_widget_destroy(child->widget);
}
if(debug) {
fprintf(log_file, "[%s:%3i] %s(): Type = %i\n", __FILE__, __LINE__, __FUNCTION__, search_type);
fflush(log_file);
}
/* search for the typed string */
entry = g_list_nth_data(args, 0);
entry_string = gtk_entry_get_text(GTK_ENTRY(entry));
search_string = g_strdup(entry_string);
/* table ^= search_type */
if(!mpd_check_connected(mpd_info.obj)) {
if(mpd_connect(mpd_info.obj)!=MPD_OK) {
msi_clear(&mpd_info);
mpd_info.msi.connected = FALSE;
return;
}
msi_fill(&mpd_info);
mpd_info.msi.connected = TRUE;
}
/*
* Last argument: TRUE -> only exact matches
* FALSE -> more matches
*/
result = mpd_database_find(mpd_info.obj, search_type, search_string, FALSE);
/* Iterate through the found songs, using
* the function mpd_data_get_next_keep(md), which
* calls mpd_data_get_next_real(md,FALSE) which
* prevents the list being killed when reaching
* the end.
*/
for(
res_ptr = mpd_data_get_first(result);
res_ptr != NULL;
res_ptr = mpd_data_get_next_keep(res_ptr)
)
{
/* count only songs ... */
if(res_ptr->type == MPD_DATA_TYPE_SONG)
++result_count;
}
/* no matches */
if(result_count == 0) {
label = gtk_label_new("No songs found!");
gtk_box_pack_end_defaults(GTK_BOX(vbox), label);
gtk_widget_show(label);
}
/* output found songs */
else {
song_handle_list = NULL;
result_list = mpd_pl_container_new_alloc(result_count);
//mpd_Song *result_list[result_count];
/* as above: the song info is still needed, as
* the mpd_Song objects are *not* copied into the
* result list
*/
for(
res_ptr = mpd_data_get_first(result);
res_ptr != NULL;
res_ptr = mpd_data_get_next_keep(res_ptr)
)
{
/* only songs */
if(res_ptr->type == MPD_DATA_TYPE_SONG) {
result_list->list[i++] = mpd_songDup(res_ptr->song);
song_handle_list = g_list_append(song_handle_list, strdup(res_ptr->song->file));
}
}
list_store = pl_create_list_store(result_list);
mpd_pl_container_free(result_list);
result_tree_view = pl_create_tree_view(GTK_TREE_MODEL(list_store));
/* create a facility to select only some of the found songs for adding...*/
tree_selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(result_tree_view));
gtk_tree_selection_set_mode(tree_selection, GTK_SELECTION_MULTIPLE);
/**********/
argument_list = NULL;
argument_list = g_list_append(argument_list, song_handle_list);
argument_list = g_list_append(argument_list, tree_selection);
add_button = gtk_button_new_with_label("add selected songs");
g_signal_connect(GTK_BUTTON(add_button), "clicked",
G_CALLBACK(mpd_add_song_list), argument_list);
/* g_signal_connect_swapped(GTK_BUTTON(add_button), "clicked",
G_CALLBACK(gtk_widget_destroy), g_list_nth_data(data, 2)); */
gtk_box_pack_end(GTK_BOX(vbox), add_button,FALSE,FALSE,0);
/* put a scrolled window in between the treeview and the window... */
/* I just don't know how this works exactly, but the result is acceptable, so why bother */
h_adjustment = gtk_adjustment_new(0, 0, 4, 1, 4, 4);
v_adjustment = gtk_adjustment_new(0, 0, 20, 1, 20, 20);
scrolled_window = gtk_scrolled_window_new(GTK_ADJUSTMENT(h_adjustment), GTK_ADJUSTMENT(v_adjustment));
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled_window), GTK_SHADOW_NONE);
/* display scrollbars only when needed */
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_container_add(GTK_CONTAINER(scrolled_window), result_tree_view);
gtk_box_pack_end_defaults(GTK_BOX(vbox), scrolled_window);
gtk_box_set_homogeneous(GTK_BOX(vbox), FALSE);
gtk_widget_show_all(scrolled_window);
gtk_widget_show_all(add_button);
window = g_list_nth_data(args, 2);
gtk_window_resize(GTK_WINDOW(window), 700, 500);
}
/* delete search result, have to do this ourselves
* because we needed the song data until now
*/
mpd_data_free(result);
return;
}
static gpointer _mpd_songDup0 (gpointer self) {
return self ? mpd_songDup (self) : NULL;
}