示例#1
0
void KipiInterface::addAlbums(const KUrl::List& albums)
{
    for (KUrl::List::const_iterator it = albums.constBegin(); it!=albums.constEnd(); ++it)
    {
        addAlbum(*it);
    }
}
void CollectionTreeWidget::showChildrenOf(QModelIndex index) {
    CollectionTreeWidgetItem *item = (CollectionTreeWidgetItem*)itemFromIndex(index);

    // If the item pressed was an artist, add albums
    if (item->getNodeLevel() == LevelArtist) {
        QString artist = item->text(0).toUtf8();

        // Looks for artist id
        QString artistId = QString::number(item->getId());

        // Looks for artist albums
        QSqlTableModel *albumModel = service->albumModel();
        albumModel->setFilter("id_artist = " + artistId);
        albumModel->select();

        while (albumModel->canFetchMore()) albumModel->fetchMore();
        int total = albumModel->rowCount();

        for (int i = 0; i < total; i++) {
            QString album = albumModel->record(i).value(albumModel->fieldIndex("title")).toString();
            unsigned int id = albumModel->record(i).value(albumModel->fieldIndex("id")).toInt();
            addAlbum(artist, album, id);
        }

        delete albumModel;
    }
    // If the item pressed was an album, add songs
    else if (item->getNodeLevel() == LevelAlbum) {
        QString albumId = QString::number(item->getId());

        QSqlTableModel *musicModel = service->musicModel();
        musicModel->setFilter("id_album = " + albumId);
        musicModel->setSort(musicModel->fieldIndex("track_number"), Qt::AscendingOrder);
        musicModel->select();

        while (musicModel->canFetchMore()) musicModel->fetchMore();
        int total = musicModel->rowCount();

        for (int i = 0; i < total; i++) {
            QString path = musicModel->record(i).value(musicModel->fieldIndex("path")).toString();
            unsigned int id = musicModel->record(i).value(musicModel->fieldIndex("id")).toInt();

            Music *music = new Music(QUrl(path));
            addMusic(music, id);
            delete music;
        }
    }

    expand(index);
}
CollectionTreeWidgetItem *CollectionTreeWidget::addMusic(Music *music, unsigned int id) {
    // Find id in database if we don't have it
    if (id == 0) {
         QSqlTableModel *model = service->collectionModel();

         // SQLite used two single quotes to escape a single quote! :)
         QString filter = "artist = '" + music->getArtist().replace("'","''") + "' AND "
                          "album = '" + music->getAlbum().replace("'","''") + "' AND "
                          "music = '" + music->getTitle().replace("'","''") + "'";
         model->setFilter(filter);
         model->select();

         while (model->canFetchMore()) model->fetchMore();
         int total = model->rowCount();
         if (total > 0) {
            id = model->record(0).value(model->fieldIndex("id_music")).toInt();
         }
         else {
             qDebug("ERROR: no songs found! -- " + model->filter().toUtf8());
             return NULL;
         }
    }

    // Looks for the album
    QTreeWidgetItem *albumItem = addAlbum(music->getArtist(), music->getAlbum());

    // Create our new music node and add it if it was not found
    removeMusic(id);

    CollectionTreeWidgetItem *newMusicNode = new CollectionTreeWidgetItem(LevelMusic, id, (QTreeWidget*)0);
    newMusicNode->setText(0, music->getTitle());
    newMusicNode->setIcon(0, IconFactory::fromTheme("sound"));
    albumItem->addChild(newMusicNode);
    musicList.append(newMusicNode);

    return newMusicNode;
}