492 lines
15 KiB
C++
492 lines
15 KiB
C++
/*
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* Strawberry Music Player
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* This file was part of Clementine.
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* Copyright 2010, David Sansome <me@davidsansome.com>
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*
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* Strawberry 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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*
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* Strawberry 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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*
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* You should have received a copy of the GNU General Public License
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* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "config.h"
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#include <QObject>
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#include <QWidget>
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#include <QStandardItemModel>
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#include <QAbstractItemModel>
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#include <QItemSelectionModel>
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#include <QSortFilterProxyModel>
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#include <QSet>
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#include <QList>
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#include <QVariant>
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#include <QString>
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#include <QPixmap>
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#include <QPainter>
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#include <QIcon>
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#include <QSize>
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#include <QMenu>
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#include <QAction>
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#include <QSettings>
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#include <QMessageBox>
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#include <QInputDialog>
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#include <QToolButton>
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#include <QShowEvent>
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#include <QContextMenuEvent>
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#include "core/application.h"
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#include "core/iconloader.h"
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#include "core/player.h"
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#include "playlist.h"
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#include "playlistbackend.h"
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#include "playlistlistview.h"
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#include "playlistlistcontainer.h"
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#include "playlistlistmodel.h"
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#include "playlistmanager.h"
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#include "ui_playlistlistcontainer.h"
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#include "organize/organizedialog.h"
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#include "settings/appearancesettingspage.h"
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#ifndef Q_OS_WIN
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# include "device/devicemanager.h"
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# include "device/devicestatefiltermodel.h"
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#endif
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class PlaylistListSortFilterModel : public QSortFilterProxyModel {
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public:
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explicit PlaylistListSortFilterModel(QObject *parent)
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: QSortFilterProxyModel(parent) {
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}
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bool lessThan(const QModelIndex &left, const QModelIndex &right) const override {
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// Compare the display text first.
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const int ret = left.data().toString().localeAwareCompare(right.data().toString());
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if (ret < 0) return true;
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if (ret > 0) return false;
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// Now use the source model row order to ensure we always get a deterministic sorting even when two items are named the same.
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return left.row() < right.row();
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}
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};
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PlaylistListContainer::PlaylistListContainer(QWidget *parent)
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: QWidget(parent),
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app_(nullptr),
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ui_(new Ui_PlaylistListContainer),
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menu_(nullptr),
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action_new_folder_(new QAction(this)),
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action_remove_(new QAction(this)),
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action_save_playlist_(new QAction(this)),
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action_copy_to_device_(new QAction(this)),
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model_(new PlaylistListModel(this)),
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proxy_(new PlaylistListSortFilterModel(this)),
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loaded_icons_(false),
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active_playlist_id_(-1)
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{
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ui_->setupUi(this);
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ui_->tree->setAttribute(Qt::WA_MacShowFocusRect, false);
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action_new_folder_->setText(tr("New folder"));
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action_remove_->setText(tr("Delete"));
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action_save_playlist_->setText(tr("Save playlist", "Save playlist menu action."));
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action_copy_to_device_->setText(tr("Copy to device..."));
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ui_->new_folder->setDefaultAction(action_new_folder_);
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ui_->remove->setDefaultAction(action_remove_);
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ui_->save_playlist->setDefaultAction(action_save_playlist_);
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connect(action_new_folder_, SIGNAL(triggered()), SLOT(NewFolderClicked()));
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connect(action_remove_, SIGNAL(triggered()), SLOT(DeleteClicked()));
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connect(action_save_playlist_, SIGNAL(triggered()), SLOT(SavePlaylist()));
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connect(action_copy_to_device_, SIGNAL(triggered()), SLOT(CopyToDevice()));
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connect(model_, SIGNAL(PlaylistPathChanged(int, QString)), SLOT(PlaylistPathChanged(int, QString)));
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proxy_->setSourceModel(model_);
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proxy_->setDynamicSortFilter(true);
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proxy_->sort(0);
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ui_->tree->setModel(proxy_);
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connect(ui_->tree, SIGNAL(doubleClicked(QModelIndex)), SLOT(ItemDoubleClicked(QModelIndex)));
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model_->invisibleRootItem()->setData(PlaylistListModel::Type_Folder, PlaylistListModel::Role_Type);
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ReloadSettings();
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}
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PlaylistListContainer::~PlaylistListContainer() { delete ui_; }
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void PlaylistListContainer::SetApplication(Application *app) {
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app_ = app;
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PlaylistManager *manager = app_->playlist_manager();
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Player *player = app_->player();
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connect(manager, SIGNAL(PlaylistAdded(int, QString, bool)), SLOT(AddPlaylist(int, QString, bool)));
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connect(manager, SIGNAL(PlaylistFavorited(int, bool)), SLOT(PlaylistFavoriteStateChanged(int, bool)));
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connect(manager, SIGNAL(PlaylistRenamed(int, QString)), SLOT(PlaylistRenamed(int, QString)));
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connect(manager, SIGNAL(CurrentChanged(Playlist*)), SLOT(CurrentChanged(Playlist*)));
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connect(manager, SIGNAL(ActiveChanged(Playlist*)), SLOT(ActiveChanged(Playlist*)));
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connect(model_, SIGNAL(PlaylistRenamed(int, QString)), manager, SLOT(Rename(int, QString)));
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connect(player, SIGNAL(Paused()), SLOT(ActivePaused()));
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connect(player, SIGNAL(Playing()), SLOT(ActivePlaying()));
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connect(player, SIGNAL(Stopped()), SLOT(ActiveStopped()));
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// Get all playlists, even ones that are hidden in the UI.
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for (const PlaylistBackend::Playlist &p : app->playlist_backend()->GetAllFavoritePlaylists()) {
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QStandardItem *playlist_item = model_->NewPlaylist(p.name, p.id);
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QStandardItem *parent_folder = model_->FolderByPath(p.ui_path);
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parent_folder->appendRow(playlist_item);
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}
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}
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void PlaylistListContainer::ReloadSettings() {
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QSettings s;
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s.beginGroup(AppearanceSettingsPage::kSettingsGroup);
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int iconsize = s.value(AppearanceSettingsPage::kIconSizeLeftPanelButtons, 22).toInt();
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s.endGroup();
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ui_->new_folder->setIconSize(QSize(iconsize, iconsize));
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ui_->remove->setIconSize(QSize(iconsize, iconsize));
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ui_->save_playlist->setIconSize(QSize(iconsize, iconsize));
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}
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void PlaylistListContainer::showEvent(QShowEvent *e) {
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// Loading icons is expensive so only do it when the view is first opened
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if (loaded_icons_) {
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QWidget::showEvent(e);
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return;
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}
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loaded_icons_ = true;
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action_new_folder_->setIcon(IconLoader::Load("folder-new"));
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action_remove_->setIcon(IconLoader::Load("edit-delete"));
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action_save_playlist_->setIcon(IconLoader::Load("document-save"));
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action_copy_to_device_->setIcon(IconLoader::Load("device"));
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model_->SetIcons(IconLoader::Load("view-media-playlist"), IconLoader::Load("folder"));
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// Apply these icons to items that have already been created.
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RecursivelySetIcons(model_->invisibleRootItem());
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QWidget::showEvent(e);
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}
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void PlaylistListContainer::RecursivelySetIcons(QStandardItem *parent) const {
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for (int i = 0; i < parent->rowCount(); ++i) {
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QStandardItem *child = parent->child(i);
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switch (child->data(PlaylistListModel::Role_Type).toInt()) {
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case PlaylistListModel::Type_Folder:
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child->setIcon(model_->folder_icon());
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RecursivelySetIcons(child);
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break;
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case PlaylistListModel::Type_Playlist:
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child->setIcon(model_->playlist_icon());
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break;
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}
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}
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}
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void PlaylistListContainer::NewFolderClicked() {
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QString name = QInputDialog::getText(this, tr("New folder"), tr("Enter the name of the folder"));
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if (name.isEmpty()) {
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return;
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}
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name.replace("/", " ");
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model_->invisibleRootItem()->appendRow(model_->NewFolder(name));
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}
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void PlaylistListContainer::AddPlaylist(int id, const QString &name, bool favorite) {
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if (!favorite) {
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return;
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}
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if (model_->PlaylistById(id)) {
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// We know about this playlist already - it was probably one of the open ones that was loaded on startup.
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return;
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}
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const QString &ui_path = app_->playlist_manager()->playlist(id)->ui_path();
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QStandardItem *playlist_item = model_->NewPlaylist(name, id);
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QStandardItem *parent_folder = model_->FolderByPath(ui_path);
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parent_folder->appendRow(playlist_item);
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}
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void PlaylistListContainer::PlaylistRenamed(int id, const QString &new_name) {
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QStandardItem *item = model_->PlaylistById(id);
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if (!item) {
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return;
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}
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item->setText(new_name);
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}
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void PlaylistListContainer::RemovePlaylist(int id) {
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QStandardItem *item = model_->PlaylistById(id);
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if (item) {
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QStandardItem *parent = item->parent();
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if (!parent) {
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parent = model_->invisibleRootItem();
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}
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parent->removeRow(item->row());
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}
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}
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void PlaylistListContainer::SavePlaylist() {
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const QModelIndex ¤t_index = proxy_->mapToSource(ui_->tree->currentIndex());
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// Is it a playlist?
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if (current_index.data(PlaylistListModel::Role_Type).toInt() == PlaylistListModel::Type_Playlist) {
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const int playlist_id = current_index.data(PlaylistListModel::Role_PlaylistId).toInt();
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QStandardItem *item = model_->PlaylistById(playlist_id);
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QString playlist_name = item ? item->text() : tr("Playlist");
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app_->playlist_manager()->SaveWithUI(playlist_id, playlist_name);
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}
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}
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void PlaylistListContainer::PlaylistFavoriteStateChanged(int id, bool favorite) {
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if (favorite) {
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const QString &name = app_->playlist_manager()->GetPlaylistName(id);
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AddPlaylist(id, name, favorite);
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}
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else {
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RemovePlaylist(id);
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}
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}
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void PlaylistListContainer::ActiveChanged(Playlist *new_playlist) {
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const int new_id = new_playlist->id();
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if (new_id != active_playlist_id_) {
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UpdateActiveIcon(active_playlist_id_, QIcon());
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}
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active_playlist_id_ = new_id;
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}
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void PlaylistListContainer::CurrentChanged(Playlist *new_playlist) {
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if (!new_playlist) {
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return;
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}
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// Focus this playlist in the tree
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QStandardItem *item = model_->PlaylistById(new_playlist->id());
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if (!item) {
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return;
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}
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QModelIndex index = proxy_->mapFromSource(item->index());
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ui_->tree->selectionModel()->setCurrentIndex(index, QItemSelectionModel::ClearAndSelect);
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ui_->tree->scrollTo(index);
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}
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void PlaylistListContainer::PlaylistPathChanged(int id, const QString &new_path) {
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// Update the path in the database
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app_->playlist_backend()->SetPlaylistUiPath(id, new_path);
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Playlist *playlist = app_->playlist_manager()->playlist(id);
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// Check the playlist exists (if it's not opened it's not in the manager)
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if (playlist) {
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playlist->set_ui_path(new_path);
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}
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}
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void PlaylistListContainer::ItemDoubleClicked(const QModelIndex &proxy_index) {
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const QModelIndex &index = proxy_->mapToSource(proxy_index);
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// Is it a playlist?
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if (index.data(PlaylistListModel::Role_Type).toInt() == PlaylistListModel::Type_Playlist) {
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app_->playlist_manager()->SetCurrentOrOpen(index.data(PlaylistListModel::Role_PlaylistId).toInt());
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}
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}
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void PlaylistListContainer::CopyToDevice()
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{
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#ifndef Q_OS_WIN
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// Reuse the organize dialog, but set the detail about the playlist name
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if (!organize_dialog_) {
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organize_dialog_.reset(new OrganizeDialog {app_->task_manager()});
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}
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organize_dialog_->SetDestinationModel(app_->device_manager()->connected_devices_model(), true);
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organize_dialog_->SetCopy(true);
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const QModelIndex ¤t_index = proxy_->mapToSource(ui_->tree->currentIndex());
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// Is it a playlist?
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if (current_index.data(PlaylistListModel::Role_Type).toInt() == PlaylistListModel::Type_Playlist) {
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const int playlist_id = current_index.data(PlaylistListModel::Role_PlaylistId).toInt();
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QStandardItem *item = model_->PlaylistById(playlist_id);
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QString playlist_name = item ? item->text() : tr("Playlist");
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organize_dialog_->SetPlaylist(playlist_name);
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// Get the songs in the playlist
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organize_dialog_->SetSongs(app_->playlist_manager()->playlist(playlist_id)->GetAllSongs());
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organize_dialog_->show();
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}
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#endif
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}
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void PlaylistListContainer::DeleteClicked() {
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QSet<int> ids;
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QList<QPersistentModelIndex> folders_to_delete;
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for (const QModelIndex &proxy_index : ui_->tree->selectionModel()->selectedRows(0)) {
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const QModelIndex &index = proxy_->mapToSource(proxy_index);
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// Is it a playlist?
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switch (index.data(PlaylistListModel::Role_Type).toInt()) {
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case PlaylistListModel::Type_Playlist:
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ids << index.data(PlaylistListModel::Role_PlaylistId).toInt();
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break;
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case PlaylistListModel::Type_Folder:
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// Find all the playlists inside.
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RecursivelyFindPlaylists(index, &ids);
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folders_to_delete << index;
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break;
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}
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}
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// Make sure the user really wants to unfavorite all these playlists.
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if (ids.count() > 1) {
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const int button = QMessageBox::question(this, tr("Remove playlists"), tr("You are about to remove %1 playlists from your favorites, are you sure?").arg(ids.count()), QMessageBox::Yes, QMessageBox::Cancel);
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if (button != QMessageBox::Yes) {
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return;
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}
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}
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// Unfavorite the playlists
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for (int id : ids) {
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app_->playlist_manager()->Favorite(id, false);
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}
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// Delete the top-level folders.
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for (const QPersistentModelIndex &index : folders_to_delete) {
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if (index.isValid()) {
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model_->removeRow(index.row(), index.parent());
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}
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}
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}
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void PlaylistListContainer::RecursivelyFindPlaylists(const QModelIndex &parent, QSet<int> *ids) const {
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switch (parent.data(PlaylistListModel::Role_Type).toInt()) {
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case PlaylistListModel::Type_Playlist:
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ids->insert(parent.data(PlaylistListModel::Role_PlaylistId).toInt());
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break;
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case PlaylistListModel::Type_Folder:
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for (int i = 0; i < parent.model()->rowCount(parent); ++i) {
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RecursivelyFindPlaylists(parent.model()->index(i, 0, parent), ids);
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}
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break;
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}
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}
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void PlaylistListContainer::contextMenuEvent(QContextMenuEvent *e) {
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if (!menu_) {
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menu_ = new QMenu(this);
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menu_->addAction(action_new_folder_);
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menu_->addAction(action_remove_);
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menu_->addSeparator();
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menu_->addAction(action_save_playlist_);
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menu_->addSeparator();
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menu_->addAction(action_copy_to_device_);
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}
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menu_->popup(e->globalPos());
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}
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void PlaylistListContainer::ActivePlaying() {
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if (padded_play_icon_.isNull()) {
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QPixmap pixmap(":/pictures/tiny-play.png");
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QPixmap new_pixmap(QSize(pixmap.height(), pixmap.height()));
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new_pixmap.fill(Qt::transparent);
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QPainter p(&new_pixmap);
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p.drawPixmap((new_pixmap.width() - pixmap.width()) / 2, 0, pixmap.width(), pixmap.height(), pixmap);
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p.end();
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padded_play_icon_.addPixmap(new_pixmap);
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}
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UpdateActiveIcon(active_playlist_id_, padded_play_icon_);
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}
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void PlaylistListContainer::ActivePaused() {
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UpdateActiveIcon(active_playlist_id_, QIcon(":/pictures/tiny-pause.png"));
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}
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void PlaylistListContainer::ActiveStopped() {
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UpdateActiveIcon(active_playlist_id_, QIcon());
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}
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void PlaylistListContainer::UpdateActiveIcon(int id, const QIcon &icon) {
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if (id == -1) {
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return;
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}
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QStandardItem *item = model_->PlaylistById(id);
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if (!item) {
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return;
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}
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if (icon.isNull()) {
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item->setIcon(model_->playlist_icon());
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}
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else {
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item->setIcon(icon);
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}
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}
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