strawberry-audio-player-win.../src/collection/collectionfilterwidget.cpp

398 lines
14 KiB
C++

/*
* Strawberry Music Player
* This file was part of Clementine.
* Copyright 2010, David Sansome <me@davidsansome.com>
*
* 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 <QApplication>
#include <QWidget>
#include <QObject>
#include <QDataStream>
#include <QIODevice>
#include <QAction>
#include <QActionGroup>
#include <QByteArray>
#include <QVariant>
#include <QString>
#include <QStringList>
#include <QRegExp>
#include <QInputDialog>
#include <QList>
#include <QTimer>
#include <QMenu>
#include <QSettings>
#include <QToolButton>
#include <QtEvents>
#include "core/iconloader.h"
#include "core/song.h"
#include "core/logging.h"
#include "collectionmodel.h"
#include "collectionquery.h"
#include "savedgroupingmanager.h"
#include "collectionfilterwidget.h"
#include "groupbydialog.h"
#include "ui_collectionfilterwidget.h"
CollectionFilterWidget::CollectionFilterWidget(QWidget *parent)
: QWidget(parent),
ui_(new Ui_CollectionFilterWidget),
model_(nullptr),
group_by_dialog_(new GroupByDialog),
filter_delay_(new QTimer(this)),
filter_applies_to_model_(true),
delay_behaviour_(DelayedOnLargeLibraries) {
ui_->setupUi(this);
// Add the available fields to the tooltip here instead of the ui file to prevent that they get translated by mistake.
QString available_fields = Song::kFtsColumns.join(", ").replace(QRegExp("\\bfts"), "");
ui_->filter->setToolTip(ui_->filter->toolTip().arg(available_fields));
connect(ui_->filter, SIGNAL(returnPressed()), SIGNAL(ReturnPressed()));
connect(filter_delay_, SIGNAL(timeout()), SLOT(FilterDelayTimeout()));
filter_delay_->setInterval(kFilterDelay);
filter_delay_->setSingleShot(true);
// Icons
ui_->options->setIcon(IconLoader::Load("configure"));
// Filter by age
QActionGroup *filter_age_group = new QActionGroup(this);
filter_age_group->addAction(ui_->filter_age_all);
filter_age_group->addAction(ui_->filter_age_today);
filter_age_group->addAction(ui_->filter_age_week);
filter_age_group->addAction(ui_->filter_age_month);
filter_age_group->addAction(ui_->filter_age_three_months);
filter_age_group->addAction(ui_->filter_age_year);
filter_age_menu_ = new QMenu(tr("Show"), this);
filter_age_menu_->addActions(filter_age_group->actions());
filter_ages_[ui_->filter_age_all] = -1;
filter_ages_[ui_->filter_age_today] = 60 * 60 * 24;
filter_ages_[ui_->filter_age_week] = 60 * 60 * 24 * 7;
filter_ages_[ui_->filter_age_month] = 60 * 60 * 24 * 30;
filter_ages_[ui_->filter_age_three_months] = 60 * 60 * 24 * 30 * 3;
filter_ages_[ui_->filter_age_year] = 60 * 60 * 24 * 365;
// "Group by ..."
group_by_group_ = CreateGroupByActions(this);
group_by_menu_ = new QMenu(tr("Group by"), this);
group_by_menu_->addActions(group_by_group_->actions());
connect(group_by_group_, SIGNAL(triggered(QAction*)), SLOT(GroupByClicked(QAction*)));
connect(ui_->save_grouping, SIGNAL(triggered()), this, SLOT(SaveGroupBy()));
connect(ui_->manage_groupings, SIGNAL(triggered()), this, SLOT(ShowGroupingManager()));
// Collection config menu
collection_menu_ = new QMenu(tr("Display options"), this);
collection_menu_->setIcon(ui_->options->icon());
collection_menu_->addMenu(filter_age_menu_);
collection_menu_->addMenu(group_by_menu_);
collection_menu_->addAction(ui_->save_grouping);
collection_menu_->addAction(ui_->manage_groupings);
collection_menu_->addSeparator();
ui_->options->setMenu(collection_menu_);
connect(ui_->filter, SIGNAL(textChanged(QString)), SLOT(FilterTextChanged(QString)));
}
CollectionFilterWidget::~CollectionFilterWidget() { delete ui_; }
QString CollectionFilterWidget::group_by() {
if (settings_prefix_.isEmpty()) {
return QString("group_by");
}
else {
return QString("%1_group_by").arg(settings_prefix_);
}
}
QString CollectionFilterWidget::group_by(const int number) { return group_by() + QString::number(number); }
void CollectionFilterWidget::UpdateGroupByActions() {
if (group_by_group_) {
disconnect(group_by_group_, 0, 0, 0);
delete group_by_group_;
}
group_by_group_ = CreateGroupByActions(this);
group_by_menu_->clear();
group_by_menu_->addActions(group_by_group_->actions());
connect(group_by_group_, SIGNAL(triggered(QAction*)), SLOT(GroupByClicked(QAction*)));
if (model_) {
CheckCurrentGrouping(model_->GetGroupBy());
}
}
QActionGroup *CollectionFilterWidget::CreateGroupByActions(QObject *parent) {
QActionGroup *ret = new QActionGroup(parent);
ret->addAction(CreateGroupByAction(tr("Group by Album artist/Album"), parent, CollectionModel::Grouping(CollectionModel::GroupBy_AlbumArtist, CollectionModel::GroupBy_Album)));
ret->addAction(CreateGroupByAction(tr("Group by Album artist/Album - Disc"), parent, CollectionModel::Grouping(CollectionModel::GroupBy_AlbumArtist, CollectionModel::GroupBy_AlbumDisc)));
ret->addAction(CreateGroupByAction(tr("Group by Album artist/Year - Album"), parent, CollectionModel::Grouping(CollectionModel::GroupBy_AlbumArtist, CollectionModel::GroupBy_YearAlbum)));
ret->addAction(CreateGroupByAction(tr("Group by Album artist/Year - Album - Disc"), parent, CollectionModel::Grouping(CollectionModel::GroupBy_AlbumArtist, CollectionModel::GroupBy_YearAlbumDisc)));
ret->addAction(CreateGroupByAction(tr("Group by Artist/Album"), parent, CollectionModel::Grouping(CollectionModel::GroupBy_Artist, CollectionModel::GroupBy_Album)));
ret->addAction(CreateGroupByAction(tr("Group by Artist/Album - Disc"), parent, CollectionModel::Grouping(CollectionModel::GroupBy_Artist, CollectionModel::GroupBy_AlbumDisc)));
ret->addAction(CreateGroupByAction(tr("Group by Artist/Year - Album"), parent, CollectionModel::Grouping(CollectionModel::GroupBy_Artist, CollectionModel::GroupBy_YearAlbum)));
ret->addAction(CreateGroupByAction(tr("Group by Artist/Year - Album - Disc"), parent, CollectionModel::Grouping(CollectionModel::GroupBy_Artist, CollectionModel::GroupBy_YearAlbumDisc)));
ret->addAction(CreateGroupByAction(tr("Group by Genre/Album artist/Album"), parent, CollectionModel::Grouping(CollectionModel::GroupBy_Genre, CollectionModel::GroupBy_AlbumArtist, CollectionModel::GroupBy_Album)));
ret->addAction(CreateGroupByAction(tr("Group by Genre/Artist/Album"), parent, CollectionModel::Grouping(CollectionModel::GroupBy_Genre, CollectionModel::GroupBy_Artist, CollectionModel::GroupBy_Album)));
ret->addAction(CreateGroupByAction(tr("Group by Album Artist"), parent, CollectionModel::Grouping(CollectionModel::GroupBy_AlbumArtist)));
ret->addAction(CreateGroupByAction(tr("Group by Artist"), parent, CollectionModel::Grouping(CollectionModel::GroupBy_Artist)));
ret->addAction(CreateGroupByAction(tr("Group by Album"), parent, CollectionModel::Grouping(CollectionModel::GroupBy_Album)));
ret->addAction(CreateGroupByAction(tr("Group by Genre/Album"), parent, CollectionModel::Grouping(CollectionModel::GroupBy_Genre, CollectionModel::GroupBy_Album)));
QAction *sep1 = new QAction(parent);
sep1->setSeparator(true);
ret->addAction(sep1);
// read saved groupings
QSettings s;
s.beginGroup(CollectionModel::kSavedGroupingsSettingsGroup);
QStringList saved = s.childKeys();
for (int i = 0; i < saved.size(); ++i) {
QByteArray bytes = s.value(saved.at(i)).toByteArray();
QDataStream ds(&bytes, QIODevice::ReadOnly);
CollectionModel::Grouping g;
ds >> g;
ret->addAction(CreateGroupByAction(saved.at(i), parent, g));
}
QAction *sep2 = new QAction(parent);
sep2->setSeparator(true);
ret->addAction(sep2);
ret->addAction(CreateGroupByAction(tr("Advanced grouping..."), parent, CollectionModel::Grouping()));
return ret;
}
QAction *CollectionFilterWidget::CreateGroupByAction(const QString &text, QObject *parent, const CollectionModel::Grouping &grouping) {
QAction *ret = new QAction(text, parent);
ret->setCheckable(true);
if (grouping.first != CollectionModel::GroupBy_None) {
ret->setProperty("group_by", QVariant::fromValue(grouping));
}
return ret;
}
void CollectionFilterWidget::SaveGroupBy() {
QString text = QInputDialog::getText(this, tr("Grouping Name"), tr("Grouping name:"));
if (!text.isEmpty() && model_) {
model_->SaveGrouping(text);
UpdateGroupByActions();
}
}
void CollectionFilterWidget::ShowGroupingManager() {
if (!groupings_manager_) {
groupings_manager_.reset(new SavedGroupingManager);
}
groupings_manager_->SetFilter(this);
groupings_manager_->UpdateModel();
groupings_manager_->show();
}
void CollectionFilterWidget::FocusOnFilter(QKeyEvent *event) {
ui_->filter->setFocus();
QApplication::sendEvent(ui_->filter, event);
}
void CollectionFilterWidget::SetCollectionModel(CollectionModel *model) {
if (model_) {
disconnect(model_, 0, this, 0);
disconnect(model_, 0, group_by_dialog_.get(), 0);
disconnect(group_by_dialog_.get(), 0, model_, 0);
for (QAction *action : filter_ages_.keys()) {
disconnect(action, &QAction::triggered, model_, 0);
}
}
model_ = model;
// Connect signals
connect(model_, SIGNAL(GroupingChanged(CollectionModel::Grouping)), group_by_dialog_.get(), SLOT(CollectionGroupingChanged(CollectionModel::Grouping)));
connect(model_, SIGNAL(GroupingChanged(CollectionModel::Grouping)), SLOT(GroupingChanged(CollectionModel::Grouping)));
connect(group_by_dialog_.get(), SIGNAL(Accepted(CollectionModel::Grouping)), model_, SLOT(SetGroupBy(CollectionModel::Grouping)));
for (QAction *action : filter_ages_.keys()) {
int age = filter_ages_[action];
connect(action, &QAction::triggered, [this, age]() { model_->SetFilterAge(age); } );
}
// Load settings
if (!settings_group_.isEmpty()) {
QSettings s;
s.beginGroup(settings_group_);
model_->SetGroupBy(CollectionModel::Grouping(
CollectionModel::GroupBy(s.value(group_by(1), int(CollectionModel::GroupBy_AlbumArtist)).toInt()),
CollectionModel::GroupBy(s.value(group_by(2), int(CollectionModel::GroupBy_Album)).toInt()),
CollectionModel::GroupBy(s.value(group_by(3), int(CollectionModel::GroupBy_None)).toInt())));
}
}
void CollectionFilterWidget::GroupByClicked(QAction *action) {
if (action->property("group_by").isNull()) {
group_by_dialog_->show();
return;
}
CollectionModel::Grouping g = action->property("group_by").value<CollectionModel::Grouping>();
model_->SetGroupBy(g);
}
void CollectionFilterWidget::GroupingChanged(const CollectionModel::Grouping &g) {
if (!settings_group_.isEmpty()) {
// Save the settings
QSettings s;
s.beginGroup(settings_group_);
s.setValue(group_by(1), int(g[0]));
s.setValue(group_by(2), int(g[1]));
s.setValue(group_by(3), int(g[2]));
}
// Now make sure the correct action is checked
CheckCurrentGrouping(g);
}
void CollectionFilterWidget::CheckCurrentGrouping(const CollectionModel::Grouping &g) {
for (QAction *action : group_by_group_->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
group_by_group_->actions().last()->setChecked(true);
}
void CollectionFilterWidget::SetFilterHint(const QString &hint) {
ui_->filter->setPlaceholderText(hint);
}
void CollectionFilterWidget::SetQueryMode(QueryOptions::QueryMode query_mode) {
ui_->filter->clear();
ui_->filter->setEnabled(query_mode == QueryOptions::QueryMode_All);
model_->SetFilterQueryMode(query_mode);
}
void CollectionFilterWidget::ShowInCollection(const QString &search) {
ui_->filter->setText(search);
}
void CollectionFilterWidget::SetAgeFilterEnabled(bool enabled) {
filter_age_menu_->setEnabled(enabled);
}
void CollectionFilterWidget::SetGroupByEnabled(bool enabled) {
group_by_menu_->setEnabled(enabled);
}
void CollectionFilterWidget::AddMenuAction(QAction *action) {
collection_menu_->addAction(action);
}
void CollectionFilterWidget::keyReleaseEvent(QKeyEvent *e) {
switch (e->key()) {
case Qt::Key_Up:
emit UpPressed();
e->accept();
break;
case Qt::Key_Down:
emit DownPressed();
e->accept();
break;
case Qt::Key_Escape:
ui_->filter->clear();
e->accept();
break;
}
QWidget::keyReleaseEvent(e);
}
void CollectionFilterWidget::FilterTextChanged(const QString &text) {
// Searching with one or two characters can be very expensive on the database even with FTS,
// so if there are a large number of songs in the database introduce a small delay before actually filtering the model,
// so if the user is typing the first few characters of something it will be quicker.
const bool delay = (delay_behaviour_ == AlwaysDelayed) || (delay_behaviour_ == DelayedOnLargeLibraries && !text.isEmpty() && text.length() < 3 && model_->total_song_count() >= 100000);
if (delay) {
filter_delay_->start();
}
else {
filter_delay_->stop();
FilterDelayTimeout();
}
}
void CollectionFilterWidget::FilterDelayTimeout() {
emit Filter(ui_->filter->text());
if (filter_applies_to_model_) {
model_->SetFilterText(ui_->filter->text());
}
}