108 lines
3.6 KiB
C++
108 lines
3.6 KiB
C++
/* This file is part of Clementine.
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Copyright 2012, David Sansome <me@davidsansome.com>
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Copyright 2014, Krzysztof Sobiecki <sobkas@gmail.com>
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Copyright 2014, John Maguire <john.maguire@gmail.com>
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Clementine is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Clementine is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "podcastdiscoverymodel.h"
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#include <QIcon>
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#include <QSet>
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#include "core/application.h"
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#include "opmlcontainer.h"
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#include "podcast.h"
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#include "ui/iconloader.h"
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#include "ui/standarditemiconloader.h"
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PodcastDiscoveryModel::PodcastDiscoveryModel(Application* app, QObject* parent)
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: QStandardItemModel(parent),
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app_(app),
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icon_loader_(new StandardItemIconLoader(app->album_cover_loader(), this)),
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default_icon_(IconLoader::Load("podcast", IconLoader::Provider)) {
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icon_loader_->SetModel(this);
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}
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QVariant PodcastDiscoveryModel::data(const QModelIndex& index, int role) const {
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if (index.isValid() && role == Qt::DecorationRole &&
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!QStandardItemModel::data(index, Role_StartedLoadingImage).toBool()) {
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const QUrl image_url =
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QStandardItemModel::data(index, Role_ImageUrl).toUrl();
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if (image_url.isValid()) {
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const_cast<PodcastDiscoveryModel*>(this)->LazyLoadImage(image_url, index);
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}
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}
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return QStandardItemModel::data(index, role);
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}
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QStandardItem* PodcastDiscoveryModel::CreatePodcastItem(
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const Podcast& podcast) {
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QStandardItem* item = new QStandardItem;
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item->setIcon(default_icon_);
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item->setText(podcast.title());
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item->setData(QVariant::fromValue(podcast), Role_Podcast);
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item->setData(Type_Podcast, Role_Type);
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item->setData(podcast.ImageUrlSmall(), Role_ImageUrl);
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return item;
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}
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QStandardItem* PodcastDiscoveryModel::CreateFolder(const QString& name) {
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if (folder_icon_.isNull()) {
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folder_icon_ = IconLoader::Load("folder", IconLoader::Base);
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}
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QStandardItem* item = new QStandardItem;
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item->setIcon(folder_icon_);
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item->setText(name);
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item->setData(Type_Folder, Role_Type);
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return item;
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}
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QStandardItem* PodcastDiscoveryModel::CreateOpmlContainerItem(
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const OpmlContainer& container) {
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QStandardItem* item = CreateFolder(container.name);
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CreateOpmlContainerItems(container, item);
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return item;
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}
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void PodcastDiscoveryModel::CreateOpmlContainerItems(
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const OpmlContainer& container, QStandardItem* parent) {
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for (const OpmlContainer& child : container.containers) {
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QStandardItem* child_item = CreateOpmlContainerItem(child);
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parent->appendRow(child_item);
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}
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for (const Podcast& child : container.feeds) {
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QStandardItem* child_item = CreatePodcastItem(child);
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parent->appendRow(child_item);
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}
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}
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void PodcastDiscoveryModel::LazyLoadImage(const QUrl& url,
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const QModelIndex& index) {
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QStandardItem* item = itemFromIndex(index);
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item->setData(true, Role_StartedLoadingImage);
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icon_loader_->LoadIcon(url.toString(), QString(), item);
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}
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QStandardItem* PodcastDiscoveryModel::CreateLoadingIndicator() {
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QStandardItem* item = new QStandardItem;
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item->setText(tr("Loading..."));
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item->setData(Type_LoadingIndicator, Role_Type);
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return item;
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}
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