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strawberry-audio-player-win.../src/internet/internetsearchview.cpp

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/*
* Strawberry Music Player
* This code was part of Clementine (GlobalSearch)
* Copyright 2012, David Sansome <me@davidsansome.com>
* Copyright 2018-2021, Jonas Kvinge <jonas@jkvinge.net>
*
* Strawberry is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Strawberry is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "config.h"
#include <memory>
#include <utility>
#include <QtGlobal>
#include <QObject>
#include <QAbstractItemModel>
#include <QStandardItemModel>
#include <QItemSelectionModel>
#include <QSortFilterProxyModel>
#include <QApplication>
#include <QWidget>
#include <QTimer>
#include <QPair>
#include <QList>
#include <QMap>
#include <QString>
#include <QStringList>
#include <QRegularExpression>
#include <QPixmap>
#include <QPixmapCache>
#include <QPainter>
#include <QPalette>
#include <QColor>
#include <QFont>
#include <QSize>
#include <QStandardItem>
#include <QMenu>
#include <QAction>
#include <QActionGroup>
#include <QSettings>
#include <QStackedWidget>
#include <QLabel>
#include <QProgressBar>
#include <QRadioButton>
#include <QScrollArea>
#include <QToolButton>
#include <QEvent>
#include <QTimerEvent>
#include <QKeyEvent>
#include <QContextMenuEvent>
#include <QShowEvent>
#include <QHideEvent>
#include "core/application.h"
#include "core/mimedata.h"
#include "core/iconloader.h"
#include "core/song.h"
#include "core/settings.h"
#include "collection/collectionfilterwidget.h"
#include "collection/collectionmodel.h"
#include "collection/groupbydialog.h"
#include "collection/savedgroupingmanager.h"
#include "covermanager/albumcoverloader.h"
#include "covermanager/albumcoverloaderresult.h"
#include "internetsongmimedata.h"
#include "internetservice.h"
#include "internetsearchitemdelegate.h"
#include "internetsearchmodel.h"
#include "internetsearchsortmodel.h"
#include "internetsearchview.h"
#include "ui_internetsearchview.h"
#include "settings/appearancesettingspage.h"
using std::make_unique;
const int InternetSearchView::kSwapModelsTimeoutMsec = 250;
const int InternetSearchView::kDelayedSearchTimeoutMs = 200;
const int InternetSearchView::kArtHeight = 32;
InternetSearchView::InternetSearchView(QWidget *parent)
: QWidget(parent),
app_(nullptr),
service_(nullptr),
ui_(new Ui_InternetSearchView),
context_menu_(nullptr),
group_by_actions_(nullptr),
front_model_(nullptr),
back_model_(nullptr),
current_model_(nullptr),
front_proxy_(new InternetSearchSortModel(this)),
back_proxy_(new InternetSearchSortModel(this)),
current_proxy_(front_proxy_),
swap_models_timer_(new QTimer(this)),
use_pretty_covers_(true),
search_type_(InternetSearchView::SearchType::Artists),
search_error_(false),
last_search_id_(0),
searches_next_id_(1) {
ui_->setupUi(this);
ui_->search->installEventFilter(this);
ui_->results_stack->installEventFilter(this);
ui_->settings->setIcon(IconLoader::Load(QStringLiteral("configure")));
// Set the appearance of the results list
ui_->results->setItemDelegate(new InternetSearchItemDelegate(this));
ui_->results->setAttribute(Qt::WA_MacShowFocusRect, false);
ui_->results->setStyleSheet(QStringLiteral("QTreeView::item{padding-top:1px;}"));
// Show the help page initially
ui_->results_stack->setCurrentWidget(ui_->help_page);
ui_->help_frame->setBackgroundRole(QPalette::Base);
// Set the colour of the help text to the disabled window text colour
QPalette help_palette = ui_->label_helptext->palette();
const QColor help_color = help_palette.color(QPalette::Disabled, QPalette::WindowText);
help_palette.setColor(QPalette::Normal, QPalette::WindowText, help_color);
help_palette.setColor(QPalette::Inactive, QPalette::WindowText, help_color);
ui_->label_helptext->setPalette(help_palette);
// Make it bold
QFont help_font = ui_->label_helptext->font();
help_font.setBold(true);
ui_->label_helptext->setFont(help_font);
// Hide progressbar
ui_->progressbar->hide();
ui_->progressbar->reset();
}
InternetSearchView::~InternetSearchView() { delete ui_; }
void InternetSearchView::Init(Application *app, InternetServicePtr service) {
app_ = app;
service_ = service;
front_model_ = new InternetSearchModel(service, this);
back_model_ = new InternetSearchModel(service, this);
front_proxy_ = new InternetSearchSortModel(this);
back_proxy_ = new InternetSearchSortModel(this);
front_model_->set_proxy(front_proxy_);
back_model_->set_proxy(back_proxy_);
current_model_ = front_model_;
current_proxy_ = front_proxy_;
// Set up the sorting proxy model
front_proxy_->setSourceModel(front_model_);
front_proxy_->setDynamicSortFilter(true);
front_proxy_->sort(0);
back_proxy_->setSourceModel(back_model_);
back_proxy_->setDynamicSortFilter(true);
back_proxy_->sort(0);
// Add actions to the settings menu
group_by_actions_ = CollectionFilterWidget::CreateGroupByActions(SavedGroupingManager::GetSavedGroupingsSettingsGroup(service_->settings_group()), this);
QMenu *settings_menu = new QMenu(this);
settings_menu->addActions(group_by_actions_->actions());
settings_menu->addSeparator();
settings_menu->addAction(IconLoader::Load(QStringLiteral("configure")), tr("Configure %1...").arg(Song::DescriptionForSource(service_->source())), this, &InternetSearchView::OpenSettingsDialog);
ui_->settings->setMenu(settings_menu);
swap_models_timer_->setSingleShot(true);
swap_models_timer_->setInterval(kSwapModelsTimeoutMsec);
QObject::connect(swap_models_timer_, &QTimer::timeout, this, &InternetSearchView::SwapModels);
QObject::connect(ui_->radiobutton_search_artists, &QRadioButton::clicked, this, &InternetSearchView::SearchArtistsClicked);
QObject::connect(ui_->radiobutton_search_albums, &QRadioButton::clicked, this, &InternetSearchView::SearchAlbumsClicked);
QObject::connect(ui_->radiobutton_search_songs, &QRadioButton::clicked, this, &InternetSearchView::SearchSongsClicked);
QObject::connect(group_by_actions_, &QActionGroup::triggered, this, &InternetSearchView::GroupByClicked);
QObject::connect(group_by_actions_, &QActionGroup::triggered, this, &InternetSearchView::GroupByClicked);
QObject::connect(ui_->search, &QSearchField::textChanged, this, &InternetSearchView::TextEdited);
QObject::connect(ui_->results, &AutoExpandingTreeView::AddToPlaylistSignal, this, &InternetSearchView::AddToPlaylist);
QObject::connect(ui_->results, &AutoExpandingTreeView::FocusOnFilterSignal, this, &InternetSearchView::FocusOnFilter);
QObject::connect(&*service_, &InternetService::SearchUpdateStatus, this, &InternetSearchView::UpdateStatus);
QObject::connect(&*service_, &InternetService::SearchProgressSetMaximum, this, &InternetSearchView::ProgressSetMaximum);
QObject::connect(&*service_, &InternetService::SearchUpdateProgress, this, &InternetSearchView::UpdateProgress);
QObject::connect(&*service_, &InternetService::SearchResults, this, &InternetSearchView::SearchDone);
QObject::connect(app_, &Application::SettingsChanged, this, &InternetSearchView::ReloadSettings);
QObject::connect(&*app_->album_cover_loader(), &AlbumCoverLoader::AlbumCoverLoaded, this, &InternetSearchView::AlbumCoverLoaded);
QObject::connect(ui_->settings, &QToolButton::clicked, ui_->settings, &QToolButton::showMenu);
ReloadSettings();
}
void InternetSearchView::ReloadSettings() {
Settings s;
// Collection settings
s.beginGroup(service_->settings_group());
use_pretty_covers_ = s.value("pretty_covers", true).toBool();
front_model_->set_use_pretty_covers(use_pretty_covers_);
back_model_->set_use_pretty_covers(use_pretty_covers_);
// Internet search settings
search_type_ = static_cast<InternetSearchView::SearchType>(s.value("type", static_cast<int>(InternetSearchView::SearchType::Artists)).toInt());
switch (search_type_) {
case InternetSearchView::SearchType::Artists:
ui_->radiobutton_search_artists->setChecked(true);
break;
case InternetSearchView::SearchType::Albums:
ui_->radiobutton_search_albums->setChecked(true);
break;
case InternetSearchView::SearchType::Songs:
ui_->radiobutton_search_songs->setChecked(true);
break;
}
int group_by_version = s.value("search_group_by_version", 0).toInt();
if (group_by_version == 1 && s.contains("search_group_by1") && s.contains("search_group_by2") && s.contains("search_group_by3")) {
SetGroupBy(CollectionModel::Grouping(
static_cast<CollectionModel::GroupBy>(s.value("search_group_by1", static_cast<int>(CollectionModel::GroupBy::AlbumArtist)).toInt()),
static_cast<CollectionModel::GroupBy>(s.value("search_group_by2", static_cast<int>(CollectionModel::GroupBy::AlbumDisc)).toInt()),
static_cast<CollectionModel::GroupBy>(s.value("search_group_by3", static_cast<int>(CollectionModel::GroupBy::None)).toInt())));
}
else {
SetGroupBy(CollectionModel::Grouping(CollectionModel::GroupBy::AlbumArtist, CollectionModel::GroupBy::AlbumDisc, CollectionModel::GroupBy::None));
}
s.endGroup();
s.beginGroup(AppearanceSettingsPage::kSettingsGroup);
int iconsize = s.value(AppearanceSettingsPage::kIconSizeConfigureButtons, 20).toInt();
s.endGroup();
ui_->settings->setIconSize(QSize(iconsize, iconsize));
ui_->search->setIconSize(iconsize);
}
void InternetSearchView::showEvent(QShowEvent *e) {
QWidget::showEvent(e);
#ifndef Q_OS_MACOS
FocusSearchField();
#endif
}
bool InternetSearchView::eventFilter(QObject *object, QEvent *e) {
if (object == ui_->search && e->type() == QEvent::KeyRelease) {
if (SearchKeyEvent(static_cast<QKeyEvent*>(e))) {
return true;
}
}
else if (object == ui_->results_stack && e->type() == QEvent::ContextMenu) {
if (ResultsContextMenuEvent(static_cast<QContextMenuEvent*>(e))) {
return true;
}
}
return QWidget::eventFilter(object, e);
}
bool InternetSearchView::SearchKeyEvent(QKeyEvent *e) {
switch (e->key()) {
case Qt::Key_Up:
ui_->results->UpAndFocus();
break;
case Qt::Key_Down:
ui_->results->DownAndFocus();
break;
case Qt::Key_Escape:
ui_->search->clear();
break;
case Qt::Key_Return:
TextEdited(ui_->search->text());
break;
default:
return false;
}
e->accept();
return true;
}
bool InternetSearchView::ResultsContextMenuEvent(QContextMenuEvent *e) {
if (!context_menu_) {
context_menu_ = new QMenu(this);
context_actions_ << context_menu_->addAction(IconLoader::Load(QStringLiteral("media-playback-start")), tr("Append to current playlist"), this, &InternetSearchView::AddSelectedToPlaylist);
context_actions_ << context_menu_->addAction(IconLoader::Load(QStringLiteral("media-playback-start")), tr("Replace current playlist"), this, &InternetSearchView::LoadSelected);
context_actions_ << context_menu_->addAction(IconLoader::Load(QStringLiteral("document-new")), tr("Open in new playlist"), this, &InternetSearchView::OpenSelectedInNewPlaylist);
context_menu_->addSeparator();
context_actions_ << context_menu_->addAction(IconLoader::Load(QStringLiteral("go-next")), tr("Queue track"), this, &InternetSearchView::AddSelectedToPlaylistEnqueue);
context_menu_->addSeparator();
if (service_->artists_collection_model() || service_->albums_collection_model() || service_->songs_collection_model()) {
if (service_->artists_collection_model()) {
context_actions_ << context_menu_->addAction(IconLoader::Load(QStringLiteral("folder-new")), tr("Add to artists"), this, &InternetSearchView::AddArtists);
}
if (service_->albums_collection_model()) {
context_actions_ << context_menu_->addAction(IconLoader::Load(QStringLiteral("folder-new")), tr("Add to albums"), this, &InternetSearchView::AddAlbums);
}
if (service_->songs_collection_model()) {
context_actions_ << context_menu_->addAction(IconLoader::Load(QStringLiteral("folder-new")), tr("Add to songs"), this, &InternetSearchView::AddSongs);
}
context_menu_->addSeparator();
}
if (ui_->results->selectionModel() && ui_->results->selectionModel()->selectedRows().length() == 1) {
context_actions_ << context_menu_->addAction(IconLoader::Load(QStringLiteral("search")), tr("Search for this"), this, &InternetSearchView::SearchForThis);
}
context_menu_->addSeparator();
context_menu_->addMenu(tr("Group by"))->addActions(group_by_actions_->actions());
context_menu_->addAction(IconLoader::Load(QStringLiteral("configure")), tr("Configure %1...").arg(Song::TextForSource(service_->source())), this, &InternetSearchView::OpenSettingsDialog);
}
const bool enable_context_actions = ui_->results->selectionModel() && ui_->results->selectionModel()->hasSelection();
for (QAction *action : std::as_const(context_actions_)) {
action->setEnabled(enable_context_actions);
}
context_menu_->popup(e->globalPos());
return true;
}
void InternetSearchView::timerEvent(QTimerEvent *e) {
QMap<int, DelayedSearch>::iterator it = delayed_searches_.find(e->timerId());
if (it != delayed_searches_.end()) {
SearchAsync(it.value().id_, it.value().query_, it.value().type_);
delayed_searches_.erase(it); // clazy:exclude=strict-iterators
return;
}
QObject::timerEvent(e);
}
void InternetSearchView::StartSearch(const QString &query) {
ui_->search->setText(query);
TextEdited(query);
// Swap models immediately
swap_models_timer_->stop();
SwapModels();
}
void InternetSearchView::TextEdited(const QString &text) {
const QString trimmed(text.trimmed());
search_error_ = false;
cover_loader_tasks_.clear();
// Add results to the back model, switch models after some delay.
back_model_->Clear();
current_model_ = back_model_;
current_proxy_ = back_proxy_;
swap_models_timer_->start();
// Cancel the last search (if any) and start the new one.
CancelSearch(last_search_id_);
// If text query is empty, don't start a new search
if (trimmed.isEmpty()) {
last_search_id_ = -1;
ui_->label_helptext->setText(tr("Enter search terms above to find music"));
ui_->label_status->clear();
ui_->progressbar->hide();
ui_->progressbar->reset();
}
else {
ui_->progressbar->reset();
last_search_id_ = SearchAsync(trimmed, search_type_);
}
}
void InternetSearchView::SwapModels() {
cover_loader_tasks_.clear();
std::swap(front_model_, back_model_);
std::swap(front_proxy_, back_proxy_);
ui_->results->setModel(front_proxy_);
if (ui_->search->text().trimmed().isEmpty() || search_error_) {
ui_->results_stack->setCurrentWidget(ui_->help_page);
}
else {
ui_->results_stack->setCurrentWidget(ui_->results_page);
}
}
QStringList InternetSearchView::TokenizeQuery(const QString &query) {
QStringList tokens(query.split(QRegularExpression(QStringLiteral("\\s+"))));
for (QStringList::iterator it = tokens.begin(); it != tokens.end(); ++it) {
(*it).remove(QLatin1Char('('));
(*it).remove(QLatin1Char(')'));
(*it).remove(QLatin1Char('"'));
const qint64 colon = (*it).indexOf(QLatin1Char(':'));
if (colon != -1) {
(*it).remove(0, colon + 1);
}
}
return tokens;
}
bool InternetSearchView::Matches(const QStringList &tokens, const QString &string) {
for (const QString &token : tokens) {
if (!string.contains(token, Qt::CaseInsensitive)) {
return false;
}
}
return true;
}
int InternetSearchView::SearchAsync(const QString &query, const SearchType type) {
const int id = searches_next_id_++;
int timer_id = startTimer(kDelayedSearchTimeoutMs);
delayed_searches_[timer_id].id_ = id;
delayed_searches_[timer_id].query_ = query;
delayed_searches_[timer_id].type_ = type;
return id;
}
void InternetSearchView::SearchAsync(const int id, const QString &query, const SearchType type) {
const int service_id = service_->Search(query, type);
pending_searches_[service_id] = PendingState(id, TokenizeQuery(query));
}
void InternetSearchView::SearchDone(const int service_id, const SongMap &songs, const QString &error) {
if (!pending_searches_.contains(service_id)) return;
// Map back to the original id.
const PendingState state = pending_searches_.take(service_id);
const int search_id = state.orig_id_;
if (songs.isEmpty()) {
SearchError(search_id, error);
return;
}
ResultList results;
results.reserve(songs.count());
for (const Song &song : songs) {
Result result;
result.metadata_ = song;
results << result;
}
// Load cached pixmaps into the results
for (InternetSearchView::ResultList::iterator it = results.begin(); it != results.end(); ++it) {
it->pixmap_cache_key_ = PixmapCacheKey(*it);
}
AddResults(search_id, results);
}
void InternetSearchView::CancelSearch(const int id) {
QMap<int, DelayedSearch>::iterator it;
for (it = delayed_searches_.begin(); it != delayed_searches_.end(); ++it) {
if (it.value().id_ == id) {
killTimer(it.key());
delayed_searches_.erase(it); // clazy:exclude=strict-iterators
return;
}
}
service_->CancelSearch();
}
void InternetSearchView::AddResults(const int id, const InternetSearchView::ResultList &results) {
if (id != last_search_id_ || results.isEmpty()) return;
ui_->label_status->clear();
ui_->progressbar->reset();
ui_->progressbar->hide();
current_model_->AddResults(results);
}
void InternetSearchView::SearchError(const int id, const QString &error) {
if (id != last_search_id_) return;
search_error_ = true;
ui_->label_helptext->setText(error);
ui_->label_status->clear();
ui_->progressbar->reset();
ui_->progressbar->hide();
ui_->results_stack->setCurrentWidget(ui_->help_page);
}
void InternetSearchView::UpdateStatus(const int service_id, const QString &text) {
if (!pending_searches_.contains(service_id)) return;
const PendingState state = pending_searches_[service_id];
const int search_id = state.orig_id_;
if (search_id != last_search_id_) return;
ui_->progressbar->show();
ui_->label_status->setText(text);
}
void InternetSearchView::ProgressSetMaximum(const int service_id, const int max) {
if (!pending_searches_.contains(service_id)) return;
const PendingState state = pending_searches_[service_id];
const int search_id = state.orig_id_;
if (search_id != last_search_id_) return;
ui_->progressbar->setMaximum(max);
}
void InternetSearchView::UpdateProgress(const int service_id, const int progress) {
if (!pending_searches_.contains(service_id)) return;
const PendingState state = pending_searches_[service_id];
const int search_id = state.orig_id_;
if (search_id != last_search_id_) return;
ui_->progressbar->setValue(progress);
}
MimeData *InternetSearchView::SelectedMimeData() {
if (!ui_->results->selectionModel()) return nullptr;
// Get all selected model indexes
QModelIndexList indexes = ui_->results->selectionModel()->selectedRows();
if (indexes.isEmpty()) {
// There's nothing selected - take the first thing in the model that isn't a divider.
for (int i = 0; i < front_proxy_->rowCount(); ++i) {
QModelIndex idx = front_proxy_->index(i, 0);
if (!idx.data(CollectionModel::Role_IsDivider).toBool()) {
indexes << idx; // clazy:exclude=reserve-candidates
ui_->results->setCurrentIndex(idx);
break;
}
}
}
// Still got nothing? Give up.
if (indexes.isEmpty()) {
return nullptr;
}
// Get items for these indexes
QList<QStandardItem*> items;
for (const QModelIndex &idx : std::as_const(indexes)) {
items << (front_model_->itemFromIndex(front_proxy_->mapToSource(idx))); // clazy:exclude=reserve-candidates
}
// Get a MimeData for these items
return front_model_->LoadTracks(front_model_->GetChildResults(items));
}
void InternetSearchView::AddSelectedToPlaylist() {
emit AddToPlaylist(SelectedMimeData());
}
void InternetSearchView::LoadSelected() {
MimeData *mimedata = SelectedMimeData();
if (!mimedata) return;
mimedata->clear_first_ = true;
emit AddToPlaylist(mimedata);
}
void InternetSearchView::AddSelectedToPlaylistEnqueue() {
MimeData *mimedata = SelectedMimeData();
if (!mimedata) return;
mimedata->enqueue_now_ = true;
emit AddToPlaylist(mimedata);
}
void InternetSearchView::OpenSelectedInNewPlaylist() {
MimeData *mimedata = SelectedMimeData();
if (!mimedata) return;
mimedata->open_in_new_playlist_ = true;
emit AddToPlaylist(mimedata);
}
void InternetSearchView::SearchForThis() {
StartSearch(ui_->results->selectionModel()->selectedRows().first().data().toString());
}
bool InternetSearchView::SearchFieldHasFocus() const {
return ui_->search->hasFocus();
}
void InternetSearchView::FocusSearchField() {
ui_->search->setFocus();
ui_->search->selectAll();
}
void InternetSearchView::FocusOnFilter(QKeyEvent *e) {
ui_->search->setFocus();
QApplication::sendEvent(ui_->search, e);
}
void InternetSearchView::OpenSettingsDialog() {
app_->OpenSettingsDialogAtPage(service_->settings_page());
}
void InternetSearchView::GroupByClicked(QAction *action) {
if (action->property("group_by").isNull()) {
if (!group_by_dialog_) {
group_by_dialog_ = make_unique<GroupByDialog>();
QObject::connect(&*group_by_dialog_, &GroupByDialog::Accepted, this, &InternetSearchView::SetGroupBy);
}
group_by_dialog_->show();
return;
}
SetGroupBy(action->property("group_by").value<CollectionModel::Grouping>());
}
void InternetSearchView::SetGroupBy(const CollectionModel::Grouping g) {
// Clear requests: changing "group by" on the models will cause all the items to be removed/added again,
// so all the QModelIndex here will become invalid. New requests will be created for those
// songs when they will be displayed again anyway (when InternetSearchItemDelegate::paint will call LazyLoadAlbumCover)
cover_loader_tasks_.clear();
// Update the models
front_model_->SetGroupBy(g, true);
back_model_->SetGroupBy(g, false);
// Save the setting
Settings s;
s.beginGroup(service_->settings_group());
s.setValue("search_group_by_version", 1);
s.setValue("search_group_by1", static_cast<int>(g.first));
s.setValue("search_group_by2", static_cast<int>(g.second));
s.setValue("search_group_by3", static_cast<int>(g.third));
s.endGroup();
// Make sure the correct action is checked.
const QList<QAction*> actions = group_by_actions_->actions();
for (QAction *action : actions) {
if (action->property("group_by").isNull()) continue;
if (g == action->property("group_by").value<CollectionModel::Grouping>()) {
action->setChecked(true);
return;
}
}
// Check the advanced action
actions.last()->setChecked(true);
}
void InternetSearchView::SearchArtistsClicked(const bool) {
SetSearchType(InternetSearchView::SearchType::Artists);
}
void InternetSearchView::SearchAlbumsClicked(const bool) {
SetSearchType(InternetSearchView::SearchType::Albums);
}
void InternetSearchView::SearchSongsClicked(const bool) {
SetSearchType(InternetSearchView::SearchType::Songs);
}
void InternetSearchView::SetSearchType(const InternetSearchView::SearchType type) {
search_type_ = type;
Settings s;
s.beginGroup(service_->settings_group());
s.setValue("type", static_cast<int>(search_type_));
s.endGroup();
TextEdited(ui_->search->text());
}
void InternetSearchView::AddArtists() {
MimeData *mimedata = SelectedMimeData();
if (!mimedata) return;
if (const InternetSongMimeData *internet_song_data = qobject_cast<const InternetSongMimeData*>(mimedata)) {
emit AddArtistsSignal(internet_song_data->songs);
}
}
void InternetSearchView::AddAlbums() {
MimeData *mimedata = SelectedMimeData();
if (!mimedata) return;
if (const InternetSongMimeData *internet_song_data = qobject_cast<const InternetSongMimeData*>(mimedata)) {
emit AddAlbumsSignal(internet_song_data->songs);
}
}
void InternetSearchView::AddSongs() {
MimeData *mimedata = SelectedMimeData();
if (!mimedata) return;
if (const InternetSongMimeData *internet_song_data = qobject_cast<const InternetSongMimeData*>(mimedata)) {
emit AddSongsSignal(internet_song_data->songs);
}
}
QString InternetSearchView::PixmapCacheKey(const InternetSearchView::Result &result) const {
if (result.metadata_.art_automatic_is_valid()) {
return Song::TextForSource(service_->source()) + QLatin1Char('/') + result.metadata_.art_automatic().toString();
}
else if (!result.metadata_.effective_albumartist().isEmpty() && !result.metadata_.album().isEmpty()) {
return Song::TextForSource(service_->source()) + QLatin1Char('/') + result.metadata_.effective_albumartist() + QLatin1Char('/') + result.metadata_.album();
}
else {
return Song::TextForSource(service_->source()) + QLatin1Char('/') + result.metadata_.url().toString();
}
}
bool InternetSearchView::FindCachedPixmap(const InternetSearchView::Result &result, QPixmap *pixmap) const {
return QPixmapCache::find(result.pixmap_cache_key_, pixmap);
}
void InternetSearchView::LazyLoadAlbumCover(const QModelIndex &proxy_index) {
if (!proxy_index.isValid() || proxy_index.model() != front_proxy_) {
return;
}
const QModelIndex source_index = front_proxy_->mapToSource(proxy_index);
if (!source_index.isValid()) {
return;
}
// Already loading art for this item?
if (source_index.data(InternetSearchModel::Role_LazyLoadingArt).isValid()) {
return;
}
// Should we even load art at all?
if (!use_pretty_covers_) {
return;
}
// Is this an album?
const CollectionModel::GroupBy container_type = static_cast<CollectionModel::GroupBy>(proxy_index.data(CollectionModel::Role_ContainerType).toInt());
if (!CollectionModel::IsAlbumGroupBy(container_type)) return;
// Mark the item as loading art
QStandardItem *item_album = front_model_->itemFromIndex(source_index);
if (!item_album) {
return;
}
item_album->setData(true, InternetSearchModel::Role_LazyLoadingArt);
// Walk down the item's children until we find a track
QStandardItem *item_song = item_album;
while (item_song->rowCount() > 0) {
item_song = item_song->child(0);
}
// Get the track's Result
const InternetSearchView::Result result = item_song->data(InternetSearchModel::Role_Result).value<InternetSearchView::Result>();
QPixmap cached_pixmap;
if (QPixmapCache::find(result.pixmap_cache_key_, &cached_pixmap)) {
item_album->setData(cached_pixmap, Qt::DecorationRole);
}
else {
AlbumCoverLoaderOptions cover_loader_options(AlbumCoverLoaderOptions::Option::ScaledImage | AlbumCoverLoaderOptions::Option::PadScaledImage);
cover_loader_options.desired_scaled_size = QSize(kArtHeight, kArtHeight);
quint64 loader_id = app_->album_cover_loader()->LoadImageAsync(cover_loader_options, result.metadata_);
cover_loader_tasks_[loader_id] = qMakePair(source_index, result.pixmap_cache_key_);
}
}
void InternetSearchView::AlbumCoverLoaded(const quint64 id, const AlbumCoverLoaderResult &albumcover_result) {
if (!cover_loader_tasks_.contains(id)) return;
QPair<QModelIndex, QString> cover_loader_task = cover_loader_tasks_.take(id);
QModelIndex idx = cover_loader_task.first;
QString key = cover_loader_task.second;
if (albumcover_result.success && !albumcover_result.image_scaled.isNull()) {
QPixmap pixmap = QPixmap::fromImage(albumcover_result.image_scaled);
if (!pixmap.isNull()) {
QPixmapCache::insert(key, pixmap);
}
if (idx.isValid()) {
QStandardItem *item = front_model_->itemFromIndex(idx);
if (item) {
item->setData(albumcover_result.image_scaled, Qt::DecorationRole);
}
}
}
}
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