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strawberry-audio-player-win.../src/playlist/playlistview.cpp

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/*
* Strawberry Music Player
* This file was part of Clementine.
* Copyright 2010, 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 <cmath>
#include <algorithm>
#include <QApplication>
#include <QObject>
#include <QWidget>
#include <QAbstractItemView>
#include <QItemSelectionModel>
#include <QSortFilterProxyModel>
#include <QTreeView>
#include <QHeaderView>
#include <QByteArray>
#include <QClipboard>
#include <QCommonStyle>
#include <QFontMetrics>
#include <QKeySequence>
#include <QMimeData>
#include <QMetaType>
#include <QList>
#include <QSize>
#include <QTimeLine>
#include <QTimer>
#include <QVariant>
#include <QString>
#include <QStringList>
#include <QStringBuilder>
#include <QUrl>
#include <QImage>
#include <QPixmap>
#include <QPainter>
#include <QPalette>
#include <QColor>
#include <QBrush>
#include <QPen>
#include <QPoint>
#include <QRect>
#include <QRegion>
#include <QStyleOptionHeader>
#include <QStyleOptionViewItem>
#include <QProxyStyle>
#include <QLinearGradient>
#include <QScrollBar>
#include <QtEvents>
#include <QSettings>
#include "core/application.h"
#include "core/player.h"
#include "core/qt_blurimage.h"
#include "core/song.h"
#include "playlistmanager.h"
#include "playlist.h"
#include "playlistdelegates.h"
#include "playlistheader.h"
#include "playlistview.h"
#include "covermanager/currentalbumcoverloader.h"
#include "covermanager/albumcoverloaderresult.h"
#include "settings/appearancesettingspage.h"
#include "settings/playlistsettingspage.h"
#include "dynamicplaylistcontrols.h"
#ifdef HAVE_MOODBAR
# include "moodbar/moodbaritemdelegate.h"
#endif
const int PlaylistView::kGlowIntensitySteps = 24;
const int PlaylistView::kAutoscrollGraceTimeout = 30; // seconds
const int PlaylistView::kDropIndicatorWidth = 2;
const int PlaylistView::kDropIndicatorGradientWidth = 5;
PlaylistProxyStyle::PlaylistProxyStyle(QObject*) : QProxyStyle(nullptr), common_style_(new QCommonStyle) {}
void PlaylistProxyStyle::drawControl(ControlElement element, const QStyleOption *option, QPainter *painter, const QWidget *widget) const {
if (element == CE_Header) {
const QStyleOptionHeader *header_option = qstyleoption_cast<const QStyleOptionHeader*>(option);
const QRect &rect = header_option->rect;
const QString &text = header_option->text;
const QFontMetrics &font_metrics = header_option->fontMetrics;
// Spaces added to make transition less abrupt
#if (QT_VERSION >= QT_VERSION_CHECK(5, 11, 0))
if (rect.width() < font_metrics.horizontalAdvance(text + " ")) {
#else
if (rect.width() < font_metrics.width(text + " ")) {
#endif
const Playlist::Column column = static_cast<Playlist::Column>(header_option->section);
QStyleOptionHeader new_option(*header_option);
new_option.text = Playlist::abbreviated_column_name(column);
QProxyStyle::drawControl(element, &new_option, painter, widget);
return;
}
}
if (element == CE_ItemViewItem) {
common_style_->drawControl(element, option, painter, widget);
}
else {
QProxyStyle::drawControl(element, option, painter, widget);
}
}
void PlaylistProxyStyle::drawPrimitive(PrimitiveElement element, const QStyleOption *option, QPainter *painter, const QWidget *widget) const {
if (element == QStyle::PE_PanelItemViewRow || element == QStyle::PE_PanelItemViewItem) {
common_style_->drawPrimitive(element, option, painter, widget);
}
else {
QProxyStyle::drawPrimitive(element, option, painter, widget);
}
}
PlaylistView::PlaylistView(QWidget *parent)
: QTreeView(parent),
app_(nullptr),
style_(new PlaylistProxyStyle()),
playlist_(nullptr),
header_(new PlaylistHeader(Qt::Horizontal, this, this)),
background_image_type_(AppearanceSettingsPage::BackgroundImageType_Default),
background_image_position_(AppearanceSettingsPage::BackgroundImagePosition_BottomRight),
background_image_maxsize_(0),
background_image_stretch_(false),
background_image_do_not_cut_(true),
background_image_keep_aspect_ratio_(true),
blur_radius_(AppearanceSettingsPage::kDefaultBlurRadius),
opacity_level_(AppearanceSettingsPage::kDefaultOpacityLevel),
background_initialized_(false),
set_initial_header_layout_(false),
header_state_loaded_(false),
header_state_restored_(false),
read_only_settings_(false),
previous_background_image_opacity_(0.0),
fade_animation_(new QTimeLine(1000, this)),
force_background_redraw_(false),
last_height_(-1),
last_width_(-1),
current_background_image_x_(0),
current_background_image_y_(0),
previous_background_image_x_(0),
previous_background_image_y_(0),
glow_enabled_(true),
select_track_(false),
auto_sort_(false),
currently_glowing_(false),
glow_intensity_step_(0),
inhibit_autoscroll_timer_(new QTimer(this)),
inhibit_autoscroll_(false),
currently_autoscrolling_(false),
row_height_(-1),
currenttrack_play_(":/pictures/currenttrack_play.png"),
currenttrack_pause_(":/pictures/currenttrack_pause.png"),
cached_current_row_row_(-1),
drop_indicator_row_(-1),
drag_over_(false),
header_state_version_(1),
column_alignment_(DefaultColumnAlignment()),
rating_locked_(false),
dynamic_controls_(new DynamicPlaylistControls(this)),
rating_delegate_(nullptr) {
setHeader(header_);
header_->setSectionsMovable(true);
#if QT_VERSION >= QT_VERSION_CHECK(5, 11, 0)
header_->setFirstSectionMovable(true);
#endif
header_->setSortIndicator(Playlist::Column_Title, Qt::AscendingOrder);
setStyle(style_);
setMouseTracking(true);
setAlternatingRowColors(true);
setAttribute(Qt::WA_MacShowFocusRect, false);
#ifdef Q_OS_MACOS
setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);
#endif
QObject::connect(header_, &PlaylistHeader::sectionResized, this, &PlaylistView::SetHeaderState);
QObject::connect(header_, &PlaylistHeader::sectionMoved, this, &PlaylistView::SetHeaderState);
QObject::connect(header_, &PlaylistHeader::sortIndicatorChanged, this, &PlaylistView::SetHeaderState);
QObject::connect(header_, &PlaylistHeader::SectionVisibilityChanged, this, &PlaylistView::SetHeaderState);
QObject::connect(header_, &PlaylistHeader::sectionResized, this, &PlaylistView::InvalidateCachedCurrentPixmap);
QObject::connect(header_, &PlaylistHeader::sectionMoved, this, &PlaylistView::InvalidateCachedCurrentPixmap);
QObject::connect(header_, &PlaylistHeader::SectionVisibilityChanged, this, &PlaylistView::InvalidateCachedCurrentPixmap);
QObject::connect(header_, &PlaylistHeader::StretchEnabledChanged, this, &PlaylistView::StretchChanged);
QObject::connect(header_, &PlaylistHeader::SectionRatingLockStatusChanged, this, &PlaylistView::SetRatingLockStatus);
QObject::connect(header_, &PlaylistHeader::MouseEntered, this, &PlaylistView::RatingHoverOut);
inhibit_autoscroll_timer_->setInterval(kAutoscrollGraceTimeout * 1000);
inhibit_autoscroll_timer_->setSingleShot(true);
QObject::connect(inhibit_autoscroll_timer_, &QTimer::timeout, this, &PlaylistView::InhibitAutoscrollTimeout);
horizontalScrollBar()->installEventFilter(this);
verticalScrollBar()->installEventFilter(this);
dynamic_controls_->hide();
// To proper scale all pixmaps
device_pixel_ratio_ = devicePixelRatioF();
// For fading
QObject::connect(fade_animation_, &QTimeLine::valueChanged, this, &PlaylistView::FadePreviousBackgroundImage);
fade_animation_->setDirection(QTimeLine::Backward); // 1.0 -> 0.0
}
PlaylistView::~PlaylistView() {
style_->deleteLater();
}
void PlaylistView::Init(Application *app) {
Q_ASSERT(app);
app_ = app;
SetItemDelegates();
QObject::connect(app_->playlist_manager(), &PlaylistManager::CurrentSongChanged, this, &PlaylistView::SongChanged);
QObject::connect(app_->current_albumcover_loader(), &CurrentAlbumCoverLoader::AlbumCoverLoaded, this, &PlaylistView::AlbumCoverLoaded);
QObject::connect(app_->player(), &Player::Playing, this, &PlaylistView::StartGlowing);
QObject::connect(app_->player(), &Player::Paused, this, &PlaylistView::StopGlowing);
QObject::connect(app_->player(), &Player::Stopped, this, &PlaylistView::Stopped);
}
void PlaylistView::SetItemDelegates() {
setItemDelegate(new PlaylistDelegateBase(this));
setItemDelegateForColumn(Playlist::Column_Title, new TextItemDelegate(this));
setItemDelegateForColumn(Playlist::Column_Album, new TagCompletionItemDelegate(this, app_->collection_backend(), Playlist::Column_Album));
setItemDelegateForColumn(Playlist::Column_Artist, new TagCompletionItemDelegate(this, app_->collection_backend(), Playlist::Column_Artist));
setItemDelegateForColumn(Playlist::Column_AlbumArtist, new TagCompletionItemDelegate(this, app_->collection_backend(), Playlist::Column_AlbumArtist));
setItemDelegateForColumn(Playlist::Column_Genre, new TagCompletionItemDelegate(this, app_->collection_backend(), Playlist::Column_Genre));
setItemDelegateForColumn(Playlist::Column_Composer, new TagCompletionItemDelegate(this, app_->collection_backend(), Playlist::Column_Composer));
setItemDelegateForColumn(Playlist::Column_Performer, new TagCompletionItemDelegate(this, app_->collection_backend(), Playlist::Column_Performer));
setItemDelegateForColumn(Playlist::Column_Grouping, new TagCompletionItemDelegate(this, app_->collection_backend(), Playlist::Column_Grouping));
setItemDelegateForColumn(Playlist::Column_Length, new LengthItemDelegate(this));
setItemDelegateForColumn(Playlist::Column_Filesize, new SizeItemDelegate(this));
setItemDelegateForColumn(Playlist::Column_Filetype, new FileTypeItemDelegate(this));
setItemDelegateForColumn(Playlist::Column_DateCreated, new DateItemDelegate(this));
setItemDelegateForColumn(Playlist::Column_DateModified, new DateItemDelegate(this));
setItemDelegateForColumn(Playlist::Column_Samplerate, new PlaylistDelegateBase(this, ("Hz")));
setItemDelegateForColumn(Playlist::Column_Bitdepth, new PlaylistDelegateBase(this, ("Bit")));
setItemDelegateForColumn(Playlist::Column_Bitrate, new PlaylistDelegateBase(this, tr("kbps")));
setItemDelegateForColumn(Playlist::Column_Filename, new NativeSeparatorsDelegate(this));
setItemDelegateForColumn(Playlist::Column_LastPlayed, new LastPlayedItemDelegate(this));
setItemDelegateForColumn(Playlist::Column_Source, new SongSourceDelegate(this));
#ifdef HAVE_MOODBAR
setItemDelegateForColumn(Playlist::Column_Mood, new MoodbarItemDelegate(app_, this, this));
#endif
rating_delegate_ = new RatingItemDelegate(this);
setItemDelegateForColumn(Playlist::Column_Rating, rating_delegate_);
}
void PlaylistView::setModel(QAbstractItemModel *m) {
if (model()) {
QObject::disconnect(model(), &QAbstractItemModel::dataChanged, this, &PlaylistView::InvalidateCachedCurrentPixmap);
QObject::disconnect(model(), &QAbstractItemModel::layoutAboutToBeChanged, this, &PlaylistView::RatingHoverOut);
// When changing the model, always invalidate the current pixmap.
// If a remote client uses "stop after", without invaliding the stop mark would not appear.
InvalidateCachedCurrentPixmap();
}
QTreeView::setModel(m);
QObject::connect(model(), &QAbstractItemModel::dataChanged, this, &PlaylistView::InvalidateCachedCurrentPixmap);
QObject::connect(model(), &QAbstractItemModel::layoutAboutToBeChanged, this, &PlaylistView::RatingHoverOut);
}
void PlaylistView::SetPlaylist(Playlist *playlist) {
if (playlist_) {
QObject::disconnect(playlist_, &Playlist::MaybeAutoscroll, this, &PlaylistView::MaybeAutoscroll);
QObject::disconnect(playlist_, &Playlist::destroyed, this, &PlaylistView::PlaylistDestroyed);
QObject::disconnect(playlist_, &Playlist::QueueChanged, this, &PlaylistView::Update);
QObject::disconnect(playlist_, &Playlist::DynamicModeChanged, this, &PlaylistView::DynamicModeChanged);
QObject::disconnect(dynamic_controls_, &DynamicPlaylistControls::Expand, playlist_, &Playlist::ExpandDynamicPlaylist);
QObject::disconnect(dynamic_controls_, &DynamicPlaylistControls::Repopulate, playlist_, &Playlist::RepopulateDynamicPlaylist);
QObject::disconnect(dynamic_controls_, &DynamicPlaylistControls::TurnOff, playlist_, &Playlist::TurnOffDynamicPlaylist);
}
playlist_ = playlist;
RestoreHeaderState();
DynamicModeChanged(playlist->is_dynamic());
setFocus();
JumpToLastPlayedTrack();
playlist->set_auto_sort(auto_sort_);
QObject::connect(playlist_, &Playlist::RestoreFinished, this, &PlaylistView::JumpToLastPlayedTrack);
QObject::connect(playlist_, &Playlist::MaybeAutoscroll, this, &PlaylistView::MaybeAutoscroll);
QObject::connect(playlist_, &Playlist::destroyed, this, &PlaylistView::PlaylistDestroyed);
QObject::connect(playlist_, &Playlist::QueueChanged, this, &PlaylistView::Update);
QObject::connect(playlist_, &Playlist::DynamicModeChanged, this, &PlaylistView::DynamicModeChanged);
QObject::connect(dynamic_controls_, &DynamicPlaylistControls::Expand, playlist_, &Playlist::ExpandDynamicPlaylist);
QObject::connect(dynamic_controls_, &DynamicPlaylistControls::Repopulate, playlist_, &Playlist::RepopulateDynamicPlaylist);
QObject::connect(dynamic_controls_, &DynamicPlaylistControls::TurnOff, playlist_, &Playlist::TurnOffDynamicPlaylist);
}
void PlaylistView::LoadHeaderState() {
QSettings s;
s.beginGroup(Playlist::kSettingsGroup);
if (s.contains("state")) {
header_state_version_ = s.value("state_version", 0).toInt();
header_state_ = s.value("state").toByteArray();
}
if (s.contains("column_alignments")) column_alignment_ = s.value("column_alignments").value<ColumnAlignmentMap>();
s.endGroup();
if (column_alignment_.isEmpty()) {
column_alignment_ = DefaultColumnAlignment();
}
header_state_loaded_ = true;
}
void PlaylistView::SetHeaderState() {
if (!header_state_loaded_) return;
header_state_ = header_->SaveState();
}
void PlaylistView::ResetHeaderState() {
set_initial_header_layout_ = true;
header_state_version_ = 1;
header_state_ = header_->ResetState();
RestoreHeaderState();
}
void PlaylistView::RestoreHeaderState() {
if (!header_state_loaded_) LoadHeaderState();
if (header_state_.isEmpty() || !header_->RestoreState(header_state_)) {
set_initial_header_layout_ = true;
}
if (set_initial_header_layout_) {
header_->HideSection(Playlist::Column_AlbumArtist);
header_->HideSection(Playlist::Column_Performer);
header_->HideSection(Playlist::Column_Composer);
header_->HideSection(Playlist::Column_Year);
header_->HideSection(Playlist::Column_OriginalYear);
header_->HideSection(Playlist::Column_Disc);
header_->HideSection(Playlist::Column_Genre);
header_->HideSection(Playlist::Column_Filename);
header_->HideSection(Playlist::Column_BaseFilename);
header_->HideSection(Playlist::Column_Filesize);
header_->HideSection(Playlist::Column_DateCreated);
header_->HideSection(Playlist::Column_DateModified);
header_->HideSection(Playlist::Column_PlayCount);
header_->HideSection(Playlist::Column_SkipCount);
header_->HideSection(Playlist::Column_LastPlayed);
header_->HideSection(Playlist::Column_Comment);
header_->HideSection(Playlist::Column_Grouping);
header_->HideSection(Playlist::Column_Mood);
header_->HideSection(Playlist::Column_Rating);
header_->moveSection(header_->visualIndex(Playlist::Column_Track), 0);
header_->SetStretchEnabled(true);
header_->SetColumnWidth(Playlist::Column_Track, 0.04);
header_->SetColumnWidth(Playlist::Column_Title, 0.26);
header_->SetColumnWidth(Playlist::Column_Artist, 0.20);
header_->SetColumnWidth(Playlist::Column_Album, 0.14);
header_->SetColumnWidth(Playlist::Column_Length, 0.03);
header_->SetColumnWidth(Playlist::Column_Samplerate, 0.07);
header_->SetColumnWidth(Playlist::Column_Bitdepth, 0.07);
header_->SetColumnWidth(Playlist::Column_Bitrate, 0.07);
header_->SetColumnWidth(Playlist::Column_Filetype, 0.06);
header_->SetColumnWidth(Playlist::Column_Source, 0.06);
header_state_ = header_->SaveState();
header_->RestoreState(header_state_);
set_initial_header_layout_ = false;
}
if (header_state_version_ < 1) {
header_->HideSection(Playlist::Column_Rating);
header_state_version_ = 1;
}
// Make sure at least one column is visible
bool all_hidden = true;
for (int i = 0; i < header_->count(); ++i) {
if (!header_->isSectionHidden(i) && header_->sectionSize(i) > 0) {
all_hidden = false;
break;
}
}
if (all_hidden) {
header_->ShowSection(Playlist::Column_Title);
}
header_state_restored_ = true;
emit ColumnAlignmentChanged(column_alignment_);
}
void PlaylistView::ReloadBarPixmaps() {
currenttrack_bar_left_ = LoadBarPixmap(":/pictures/currenttrack_bar_left.png");
currenttrack_bar_mid_ = LoadBarPixmap(":/pictures/currenttrack_bar_mid.png");
currenttrack_bar_right_ = LoadBarPixmap(":/pictures/currenttrack_bar_right.png");
}
QList<QPixmap> PlaylistView::LoadBarPixmap(const QString &filename) {
QImage image(filename);
image = image.scaledToHeight(row_height_, Qt::SmoothTransformation);
// Colour the bar with the palette colour
QPainter p(&image);
p.setCompositionMode(QPainter::CompositionMode_SourceAtop);
p.setOpacity(0.7);
if (playlist_playing_song_color_.isValid()) {
p.fillRect(image.rect(), playlist_playing_song_color_);
}
else {
p.fillRect(image.rect(), QApplication::palette().color(QPalette::Highlight));
}
p.end();
// Animation steps
QList<QPixmap> ret;
ret.reserve(kGlowIntensitySteps);
for (int i = 0; i < kGlowIntensitySteps; ++i) {
QImage step(image.copy());
p.begin(&step);
p.setCompositionMode(QPainter::CompositionMode_SourceAtop);
p.setOpacity(0.4 - 0.6 * sin(static_cast<float>(i) / kGlowIntensitySteps * (M_PI / 2)));
p.fillRect(step.rect(), Qt::white);
p.end();
ret << QPixmap::fromImage(step);
}
return ret;
}
void PlaylistView::drawTree(QPainter *painter, const QRegion &region) const {
const_cast<PlaylistView*>(this)->current_paint_region_ = region;
QTreeView::drawTree(painter, region);
const_cast<PlaylistView*>(this)->current_paint_region_ = QRegion();
}
void PlaylistView::drawRow(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &idx) const {
QStyleOptionViewItem opt(option);
bool is_current = idx.data(Playlist::Role_IsCurrent).toBool();
bool is_paused = idx.data(Playlist::Role_IsPaused).toBool();
if (is_current) {
const_cast<PlaylistView*>(this)->last_current_item_ = idx;
const_cast<PlaylistView*>(this)->last_glow_rect_ = opt.rect;
int step = glow_intensity_step_;
if (step >= kGlowIntensitySteps) {
step = 2 * (kGlowIntensitySteps - 1) - step + 1;
}
int row_height = opt.rect.height();
if (row_height != row_height_) {
// Recreate the pixmaps if the height changed since last time
const_cast<PlaylistView*>(this)->row_height_ = row_height;
const_cast<PlaylistView*>(this)->ReloadBarPixmaps();
}
QRect middle(opt.rect);
middle.setLeft(middle.left() + currenttrack_bar_left_[0].width());
middle.setRight(middle.right() - currenttrack_bar_right_[0].width());
// Selection
if (selectionModel()->isSelected(idx)) {
painter->fillRect(opt.rect, opt.palette.color(QPalette::Highlight));
}
// Draw the bar
painter->drawPixmap(opt.rect.topLeft(), currenttrack_bar_left_[step]);
painter->drawPixmap(opt.rect.topRight() - currenttrack_bar_right_[0].rect().topRight(), currenttrack_bar_right_[step]);
painter->drawPixmap(middle, currenttrack_bar_mid_[step]);
// Draw the play icon
QPoint play_pos(currenttrack_bar_left_[0].width() / 3 * 2, (row_height - currenttrack_play_.height()) / 2);
painter->setRenderHint(QPainter::SmoothPixmapTransform);
painter->drawPixmap(opt.rect.topLeft() + play_pos, is_paused ? currenttrack_pause_ : currenttrack_play_);
// Set the font
opt.palette.setColor(QPalette::Inactive, QPalette::HighlightedText, QApplication::palette().color(QPalette::Active, QPalette::HighlightedText));
opt.palette.setColor(QPalette::Text, QApplication::palette().color(QPalette::HighlightedText));
opt.palette.setColor(QPalette::Highlight, Qt::transparent);
opt.palette.setColor(QPalette::AlternateBase, Qt::transparent);
opt.decorationSize = QSize(20, 20);
// Draw the actual row data on top. We cache this, because it's fairly expensive (1-2ms), and we do it many times per second.
const bool cache_dirty = cached_current_row_rect_ != opt.rect || cached_current_row_row_ != idx.row() || cached_current_row_.isNull();
// We can't update the cache if we're not drawing the entire region,
// QTreeView clips its drawing to only the columns in the region, so it wouldn't update the whole pixmap properly.
const bool whole_region = current_paint_region_.boundingRect().width() == viewport()->width();
if (!cache_dirty) {
painter->drawPixmap(opt.rect, cached_current_row_);
}
else {
if (whole_region) {
const_cast<PlaylistView*>(this)->UpdateCachedCurrentRowPixmap(opt, idx);
painter->drawPixmap(opt.rect, cached_current_row_);
}
else {
QTreeView::drawRow(painter, opt, idx);
}
}
}
else {
QTreeView::drawRow(painter, opt, idx);
}
}
void PlaylistView::UpdateCachedCurrentRowPixmap(QStyleOptionViewItem option, const QModelIndex &idx) { // clazy:exclude=function-args-by-ref
cached_current_row_rect_ = option.rect;
cached_current_row_row_ = idx.row();
option.rect.moveTo(0, 0);
cached_current_row_ = QPixmap(static_cast<int>(option.rect.width() * device_pixel_ratio_), static_cast<int>(option.rect.height() * device_pixel_ratio_));
cached_current_row_.setDevicePixelRatio(device_pixel_ratio_);
cached_current_row_.fill(Qt::transparent);
QPainter p(&cached_current_row_);
QTreeView::drawRow(&p, option, idx);
}
void PlaylistView::InvalidateCachedCurrentPixmap() {
cached_current_row_ = QPixmap();
}
void PlaylistView::timerEvent(QTimerEvent *event) {
QTreeView::timerEvent(event);
if (event->timerId() == glow_timer_.timerId()) GlowIntensityChanged();
}
void PlaylistView::GlowIntensityChanged() {
glow_intensity_step_ = (glow_intensity_step_ + 1) % (kGlowIntensitySteps * 2);
viewport()->update(last_glow_rect_);
}
void PlaylistView::StopGlowing() {
currently_glowing_ = false;
glow_timer_.stop();
glow_intensity_step_ = kGlowIntensitySteps;
}
void PlaylistView::StartGlowing() {
currently_glowing_ = true;
if (isVisible() && glow_enabled_) {
glow_timer_.start(1500 / kGlowIntensitySteps, this);
}
}
void PlaylistView::hideEvent(QHideEvent *e) {
glow_timer_.stop();
QTreeView::hideEvent(e);
}
void PlaylistView::showEvent(QShowEvent *e) {
if (currently_glowing_ && glow_enabled_) {
glow_timer_.start(1500 / kGlowIntensitySteps, this);
}
MaybeAutoscroll(Playlist::AutoScroll_Maybe);
QTreeView::showEvent(e);
}
namespace {
bool CompareSelectionRanges(const QItemSelectionRange &a, const QItemSelectionRange &b) {
return b.bottom() < a.bottom();
}
} // namespace
void PlaylistView::keyPressEvent(QKeyEvent *event) {
if (!model() || state() == QAbstractItemView::EditingState) {
QTreeView::keyPressEvent(event);
}
else if (event == QKeySequence::Delete) {
RemoveSelected();
event->accept();
#ifdef Q_OS_MACOS
}
else if (event->key() == Qt::Key_Backspace) {
RemoveSelected();
event->accept();
#endif
}
else if (event == QKeySequence::Copy) {
CopyCurrentSongToClipboard();
}
else if (event->key() == Qt::Key_Enter || event->key() == Qt::Key_Return) {
if (currentIndex().isValid()) emit PlayItem(currentIndex(), Playlist::AutoScroll_Never);
event->accept();
}
else if (event->modifiers() != Qt::ControlModifier && event->key() == Qt::Key_Space) {
emit PlayPause();
event->accept();
}
else if (event->key() == Qt::Key_Left) {
emit SeekBackward();
event->accept();
}
else if (event->key() == Qt::Key_Right) {
emit SeekForward();
event->accept();
}
else if (event->modifiers() == Qt::NoModifier && ((event->key() >= Qt::Key_Exclam && event->key() <= Qt::Key_Z) || event->key() == Qt::Key_Backspace || event->key() == Qt::Key_Escape)) {
emit FocusOnFilterSignal(event);
event->accept();
}
else {
QTreeView::keyPressEvent(event);
}
}
void PlaylistView::contextMenuEvent(QContextMenuEvent *e) {
emit RightClicked(e->globalPos(), indexAt(e->pos()));
e->accept();
}
void PlaylistView::RemoveSelected() {
int rows_removed = 0;
QItemSelection selection(selectionModel()->selection());
if (selection.isEmpty()) {
return;
}
// Store the last selected row, which is the last in the list
int last_row = selection.last().top();
// Sort the selection so we remove the items at the *bottom* first, ensuring we don't have to mess around with changing row numbers
std::sort(selection.begin(), selection.end(), CompareSelectionRanges);
for (const QItemSelectionRange &range : selection) {
if (range.top() < last_row) rows_removed += range.height();
model()->removeRows(range.top(), range.height(), range.parent());
}
int new_row = last_row - rows_removed;
// Index of the first column for the row to select
QModelIndex new_idx = model()->index(new_row, 0);
// Select the new current item, we want always the item after the last selected
if (new_idx.isValid()) {
// Workaround to update keyboard selected row, if it's not the first row (this also triggers selection)
if (new_row != 0) {
keyPressEvent(new QKeyEvent(QEvent::KeyPress, Qt::Key_Down, Qt::NoModifier));
}
// Update visual selection with the entire row
selectionModel()->select(new_idx, QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
}
else {
// We're removing the last item, select the new last row
selectionModel()->select(model()->index(model()->rowCount() - 1, 0), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
}
}
QList<int> PlaylistView::GetEditableColumns() {
QList<int> columns;
QHeaderView *h = header();
for (int col = 0; col < h->count(); col++) {
if (h->isSectionHidden(col)) continue;
QModelIndex idx = model()->index(0, col);
if (idx.flags() & Qt::ItemIsEditable) columns << h->visualIndex(col);
}
std::sort(columns.begin(), columns.end());
return columns;
}
QModelIndex PlaylistView::NextEditableIndex(const QModelIndex &current) {
QList<int> columns = GetEditableColumns();
QHeaderView *h = header();
int idx = static_cast<int>(columns.indexOf(h->visualIndex(current.column())));
if (idx + 1 >= columns.size()) {
return model()->index(current.row() + 1, h->logicalIndex(columns.first()));
}
return model()->index(current.row(), h->logicalIndex(columns[idx + 1]));
}
QModelIndex PlaylistView::PrevEditableIndex(const QModelIndex &current) {
QList<int> columns = GetEditableColumns();
QHeaderView *h = header();
int idx = static_cast<int>(columns.indexOf(h->visualIndex(current.column())));
if (idx - 1 < 0) {
return model()->index(current.row() - 1, h->logicalIndex(columns.last()));
}
return model()->index(current.row(), h->logicalIndex(columns[idx - 1]));
}
bool PlaylistView::edit(const QModelIndex &idx, QAbstractItemView::EditTrigger trigger, QEvent *event) {
bool result = QAbstractItemView::edit(idx, trigger, event);
if (result && trigger == QAbstractItemView::AllEditTriggers && !event) {
playlist_->set_editing(idx.row());
}
return result;
}
void PlaylistView::closeEditor(QWidget *editor, QAbstractItemDelegate::EndEditHint hint) {
if (hint == QAbstractItemDelegate::NoHint) {
QTreeView::closeEditor(editor, QAbstractItemDelegate::SubmitModelCache);
}
else if (hint == QAbstractItemDelegate::EditNextItem || hint == QAbstractItemDelegate::EditPreviousItem) {
QModelIndex idx;
if (hint == QAbstractItemDelegate::EditNextItem) {
idx = NextEditableIndex(currentIndex());
}
else {
idx = PrevEditableIndex(currentIndex());
}
if (idx.isValid()) {
QTreeView::closeEditor(editor, QAbstractItemDelegate::NoHint);
setCurrentIndex(idx);
QAbstractItemView::edit(idx);
}
else {
QTreeView::closeEditor(editor, QAbstractItemDelegate::SubmitModelCache);
}
}
else {
QTreeView::closeEditor(editor, hint);
}
playlist_->set_editing(-1);
}
void PlaylistView::mouseMoveEvent(QMouseEvent *event) {
// Check whether rating section is locked by user or not
if (!rating_locked_) {
QModelIndex idx = indexAt(event->pos());
if (idx.isValid() && idx.data(Playlist::Role_CanSetRating).toBool()) {
RatingHoverIn(idx, event->pos());
}
else if (rating_delegate_->is_mouse_over()) {
RatingHoverOut();
}
}
if (!drag_over_) {
QTreeView::mouseMoveEvent(event);
}
}
void PlaylistView::leaveEvent(QEvent *e) {
if (rating_delegate_->is_mouse_over() && !rating_locked_) {
RatingHoverOut();
}
QTreeView::leaveEvent(e);
}
void PlaylistView::mousePressEvent(QMouseEvent *event) {
if (editTriggers() & QAbstractItemView::NoEditTriggers) {
QTreeView::mousePressEvent(event);
return;
}
QModelIndex idx = indexAt(event->pos());
if (idx.isValid()) {
switch (event->button()) {
case Qt::XButton1:
app_->player()->Previous();
break;
case Qt::XButton2:
app_->player()->Next();
break;
case Qt::LeftButton:{
if (idx.data(Playlist::Role_CanSetRating).toBool() && !rating_locked_) {
// Calculate which star was clicked
float new_rating = RatingPainter::RatingForPos(event->pos(), visualRect(idx));
if (selectedIndexes().contains(idx)) {
// Update all the selected item ratings
QModelIndexList src_index_list;
for (const QModelIndex &i : selectedIndexes()) {
if (i.data(Playlist::Role_CanSetRating).toBool()) {
src_index_list << playlist_->proxy()->mapToSource(i);
}
}
if (!src_index_list.isEmpty()) {
playlist_->RateSongs(src_index_list, new_rating);
}
}
else {
// Update only this item rating
playlist_->RateSong(playlist_->proxy()->mapToSource(idx), new_rating);
}
}
break;
}
default:
break;
}
}
inhibit_autoscroll_ = true;
inhibit_autoscroll_timer_->start();
QTreeView::mousePressEvent(event);
}
void PlaylistView::scrollContentsBy(int dx, int dy) {
if (dx > 0) {
InvalidateCachedCurrentPixmap();
}
cached_tree_ = QPixmap();
QTreeView::scrollContentsBy(dx, dy);
if (!currently_autoscrolling_) {
// We only want to do this if the scroll was initiated by the user
inhibit_autoscroll_ = true;
inhibit_autoscroll_timer_->start();
}
}
void PlaylistView::InhibitAutoscrollTimeout() {
// For 30 seconds after the user clicks on or scrolls the playlist we promise not to automatically scroll the view to keep up with a track change.
inhibit_autoscroll_ = false;
}
void PlaylistView::MaybeAutoscroll(const Playlist::AutoScroll autoscroll) {
if (autoscroll == Playlist::AutoScroll_Always || (autoscroll == Playlist::AutoScroll_Maybe && !inhibit_autoscroll_)) {
JumpToCurrentlyPlayingTrack();
}
}
void PlaylistView::JumpToCurrentlyPlayingTrack() {
Q_ASSERT(playlist_);
if (playlist_->current_row() == -1) return;
QModelIndex current = playlist_->proxy()->mapFromSource(playlist_->index(playlist_->current_row(), 0));
if (!current.isValid()) return;
if (visibleRegion().boundingRect().contains(visualRect(current))) return;
// Usage of the "Jump to the currently playing track" action shall enable autoscroll
inhibit_autoscroll_ = false;
// Scroll to the item
currently_autoscrolling_ = true;
scrollTo(current, QAbstractItemView::PositionAtCenter);
currently_autoscrolling_ = false;
}
void PlaylistView::JumpToLastPlayedTrack() {
Q_ASSERT(playlist_);
if (playlist_->last_played_row() == -1) return;
QModelIndex last_played = playlist_->proxy()->mapFromSource(playlist_->index(playlist_->last_played_row(), 0));
if (!last_played.isValid()) return;
// Select last played song
last_current_item_ = last_played;
setCurrentIndex(last_current_item_);
// Scroll to the item
currently_autoscrolling_ = true;
scrollTo(last_played, QAbstractItemView::PositionAtCenter);
currently_autoscrolling_ = false;
}
void PlaylistView::paintEvent(QPaintEvent *event) {
// Reimplemented to draw the background image.
// Reimplemented also to draw the drop indicator
// When the user is dragging some stuff over the playlist paintEvent gets called for the entire viewport every time the user moves the mouse.
// The drawTree is kinda expensive, so we cache the result and draw from the cache while the user is dragging.
// The cached pixmap gets invalidated in dragLeaveEvent, dropEvent and scrollContentsBy.
// Draw background
if (background_image_type_ == AppearanceSettingsPage::BackgroundImageType_Custom || background_image_type_ == AppearanceSettingsPage::BackgroundImageType_Album) {
if (!background_image_.isNull() || !previous_background_image_.isNull()) {
QPainter background_painter(viewport());
int pb_height = height() - header_->height();
int pb_width = verticalScrollBar()->isVisible() ? width() - style()->pixelMetric(QStyle::PM_ScrollBarExtent) : width();
// Check if we should recompute the background image
if (pb_height != last_height_ || pb_width != last_width_ || force_background_redraw_) {
if (background_image_.isNull()) {
cached_scaled_background_image_ = QPixmap();
}
else {
if (background_image_stretch_) {
if (background_image_keep_aspect_ratio_) {
if (background_image_do_not_cut_) {
cached_scaled_background_image_ = QPixmap::fromImage(background_image_.scaled(pb_width, pb_height, Qt::KeepAspectRatio, Qt::SmoothTransformation));
}
else {
if (pb_height >= pb_width) {
cached_scaled_background_image_ = QPixmap::fromImage(background_image_.scaledToHeight(pb_height, Qt::SmoothTransformation));
}
else {
cached_scaled_background_image_ = QPixmap::fromImage(background_image_.scaledToWidth(pb_width, Qt::SmoothTransformation));
}
}
}
else {
cached_scaled_background_image_ = QPixmap::fromImage(background_image_.scaled(pb_width, pb_height, Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
}
}
else {
int resize_width = qMin(qMin(background_image_.size().width(), pb_width), background_image_maxsize_);
int resize_height = qMin(qMin(background_image_.size().height(), pb_height), background_image_maxsize_);
cached_scaled_background_image_ = QPixmap::fromImage(background_image_.scaled(resize_width, resize_height, Qt::KeepAspectRatio, Qt::SmoothTransformation));
}
}
last_height_ = pb_height;
last_width_ = pb_width;
force_background_redraw_ = false;
}
// Actually draw the background image
if (!cached_scaled_background_image_.isNull()) {
// Set opactiy only if needed, as this deactivate hardware acceleration
if (!qFuzzyCompare(previous_background_image_opacity_, qreal(0.0))) {
background_painter.setOpacity(1.0 - previous_background_image_opacity_);
}
switch (background_image_position_) {
case AppearanceSettingsPage::BackgroundImagePosition_UpperLeft:
current_background_image_x_ = 0;
current_background_image_y_ = 0;
break;
case AppearanceSettingsPage::BackgroundImagePosition_UpperRight:
current_background_image_x_ = (pb_width - cached_scaled_background_image_.width());
current_background_image_y_ = 0;
break;
case AppearanceSettingsPage::BackgroundImagePosition_Middle:
current_background_image_x_ = ((pb_width - cached_scaled_background_image_.width()) / 2);
current_background_image_y_ = ((pb_height - cached_scaled_background_image_.height()) / 2);
break;
case AppearanceSettingsPage::BackgroundImagePosition_BottomLeft:
current_background_image_x_ = 0;
current_background_image_y_ = (pb_height - cached_scaled_background_image_.height());
break;
case AppearanceSettingsPage::BackgroundImagePosition_BottomRight:
default:
current_background_image_x_ = (pb_width - cached_scaled_background_image_.width());
current_background_image_y_ = (pb_height - cached_scaled_background_image_.height());
}
background_painter.drawPixmap(current_background_image_x_, current_background_image_y_, cached_scaled_background_image_);
}
// Draw the previous background image if we're fading
if (!previous_background_image_.isNull()) {
background_painter.setOpacity(previous_background_image_opacity_);
background_painter.drawPixmap(previous_background_image_x_, previous_background_image_y_, previous_background_image_);
}
}
}
QPainter p(viewport());
if (drop_indicator_row_ != -1) {
if (cached_tree_.isNull()) {
cached_tree_ = QPixmap(static_cast<int>(size().width() * device_pixel_ratio_), static_cast<int>(size().height() * device_pixel_ratio_));
cached_tree_.setDevicePixelRatio(device_pixel_ratio_);
cached_tree_.fill(Qt::transparent);
QPainter cache_painter(&cached_tree_);
drawTree(&cache_painter, event->region());
}
p.drawPixmap(0, 0, cached_tree_);
}
else {
drawTree(&p, event->region());
return;
}
const int first_column = header_->logicalIndex(0);
// Find the y position of the drop indicator
QModelIndex drop_index = model()->index(drop_indicator_row_, first_column);
int drop_pos = -1;
switch (dropIndicatorPosition()) {
case QAbstractItemView::OnItem:
return; // Don't draw anything
case QAbstractItemView::AboveItem:
drop_pos = visualRect(drop_index).top();
break;
case QAbstractItemView::BelowItem:
drop_pos = visualRect(drop_index).bottom() + 1;
break;
case QAbstractItemView::OnViewport:
if (model()->rowCount() == 0) {
drop_pos = 1;
}
else {
drop_pos = 1 + visualRect(model()->index(model()->rowCount() - 1, first_column)).bottom();
}
break;
}
// Draw a nice gradient first
QColor line_color(QApplication::palette().color(QPalette::Highlight));
QColor shadow_color(line_color.lighter(140));
QColor shadow_fadeout_color(shadow_color);
shadow_color.setAlpha(255);
shadow_fadeout_color.setAlpha(0);
QLinearGradient gradient(QPoint(0, drop_pos - kDropIndicatorGradientWidth), QPoint(0, drop_pos + kDropIndicatorGradientWidth));
gradient.setColorAt(0.0, shadow_fadeout_color);
gradient.setColorAt(0.5, shadow_color);
gradient.setColorAt(1.0, shadow_fadeout_color);
QPen gradient_pen(QBrush(gradient), kDropIndicatorGradientWidth * 2);
p.setPen(gradient_pen);
p.drawLine(QPoint(0, drop_pos), QPoint(width(), drop_pos));
// Now draw the line on top
QPen line_pen(line_color, kDropIndicatorWidth);
p.setPen(line_pen);
p.drawLine(QPoint(0, drop_pos), QPoint(width(), drop_pos));
QTreeView::paintEvent(event);
}
void PlaylistView::dragMoveEvent(QDragMoveEvent *event) {
QTreeView::dragMoveEvent(event);
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QModelIndex idx(indexAt(event->position().toPoint()));
#else
QModelIndex idx(indexAt(event->pos()));
#endif
drop_indicator_row_ = idx.isValid() ? idx.row() : 0;
}
void PlaylistView::dragEnterEvent(QDragEnterEvent *event) {
QTreeView::dragEnterEvent(event);
cached_tree_ = QPixmap();
drag_over_ = true;
}
void PlaylistView::dragLeaveEvent(QDragLeaveEvent *event) {
QTreeView::dragLeaveEvent(event);
cached_tree_ = QPixmap();
drag_over_ = false;
drop_indicator_row_ = -1;
}
void PlaylistView::dropEvent(QDropEvent *event) {
QTreeView::dropEvent(event);
cached_tree_ = QPixmap();
drop_indicator_row_ = -1;
drag_over_ = false;
}
void PlaylistView::PlaylistDestroyed() {
playlist_ = nullptr;
// We'll get a SetPlaylist() soon
}
void PlaylistView::ReloadSettings() {
QSettings s;
s.beginGroup(PlaylistSettingsPage::kSettingsGroup);
#ifdef Q_OS_MACOS
bool glow_effect = false;
#else
bool glow_effect = true;
#endif
glow_enabled_ = s.value("glow_effect", glow_effect).toBool();
bool editmetadatainline = s.value("editmetadatainline", false).toBool();
select_track_ = s.value("select_track", false).toBool();
auto_sort_ = s.value("auto_sort", false).toBool();
setAlternatingRowColors(s.value("alternating_row_colors", true).toBool());
s.endGroup();
s.beginGroup(AppearanceSettingsPage::kSettingsGroup);
QVariant background_image_type_var = s.value(AppearanceSettingsPage::kBackgroundImageType);
QVariant background_image_position_var = s.value(AppearanceSettingsPage::kBackgroundImagePosition);
int background_image_maxsize = s.value(AppearanceSettingsPage::kBackgroundImageMaxSize).toInt();
if (background_image_maxsize <= 10) background_image_maxsize = 9000;
QString background_image_filename = s.value(AppearanceSettingsPage::kBackgroundImageFilename).toString();
bool background_image_stretch = s.value(AppearanceSettingsPage::kBackgroundImageStretch, false).toBool();
bool background_image_do_not_cut = s.value(AppearanceSettingsPage::kBackgroundImageDoNotCut, true).toBool();
bool background_image_keep_aspect_ratio = s.value(AppearanceSettingsPage::kBackgroundImageKeepAspectRatio, true).toBool();
int blur_radius = s.value(AppearanceSettingsPage::kBlurRadius, AppearanceSettingsPage::kDefaultBlurRadius).toInt();
int opacity_level = s.value(AppearanceSettingsPage::kOpacityLevel, AppearanceSettingsPage::kDefaultOpacityLevel).toInt();
QColor playlist_playing_song_color = s.value(AppearanceSettingsPage::kPlaylistPlayingSongColor).value<QColor>();
if (playlist_playing_song_color != playlist_playing_song_color_) {
row_height_ = -1;
}
playlist_playing_song_color_ = playlist_playing_song_color;
s.endGroup();
if (currently_glowing_ && glow_enabled_ && isVisible()) StartGlowing();
if (!glow_enabled_) StopGlowing();
// Background:
AppearanceSettingsPage::BackgroundImageType background_image_type(AppearanceSettingsPage::BackgroundImageType_Default);
if (background_image_type_var.isValid()) {
background_image_type = static_cast<AppearanceSettingsPage::BackgroundImageType>(background_image_type_var.toInt());
}
else {
background_image_type = AppearanceSettingsPage::BackgroundImageType_Default;
}
AppearanceSettingsPage::BackgroundImagePosition background_image_position(AppearanceSettingsPage::BackgroundImagePosition_BottomRight);
if (background_image_position_var.isValid()) {
background_image_position = static_cast<AppearanceSettingsPage::BackgroundImagePosition>(background_image_position_var.toInt());
}
else {
background_image_position = AppearanceSettingsPage::BackgroundImagePosition_BottomRight;
}
// Check if background properties have changed.
// We change properties only if they have actually changed, to avoid to call set_background_image when it is not needed,
// as this will cause the fading animation to start again.
// This also avoid to do useless "force_background_redraw".
if (
!background_initialized_ ||
background_image_type != background_image_type_ ||
background_image_filename != background_image_filename_ ||
background_image_position != background_image_position_ ||
background_image_maxsize != background_image_maxsize_ ||
background_image_stretch != background_image_stretch_ ||
background_image_do_not_cut != background_image_do_not_cut_ ||
background_image_keep_aspect_ratio != background_image_keep_aspect_ratio_ ||
blur_radius_ != blur_radius ||
opacity_level_ != opacity_level
) {
background_initialized_ = true;
background_image_type_ = background_image_type;
background_image_filename_ = background_image_filename;
background_image_position_ = background_image_position;
background_image_maxsize_ = background_image_maxsize;
background_image_stretch_ = background_image_stretch;
background_image_do_not_cut_ = background_image_do_not_cut;
background_image_keep_aspect_ratio_ = background_image_keep_aspect_ratio;
blur_radius_ = blur_radius;
opacity_level_ = opacity_level;
if (background_image_type_ == AppearanceSettingsPage::BackgroundImageType_Custom) {
set_background_image(QImage(background_image_filename));
}
else if (background_image_type_ == AppearanceSettingsPage::BackgroundImageType_Album) {
set_background_image(current_song_cover_art_);
}
else {
// User changed background image type to something that will not be painted through paintEvent: reset all background images.
// This avoid to use old (deprecated) images for fading when selecting Album or Custom background image type later.
set_background_image(QImage());
cached_scaled_background_image_ = QPixmap();
previous_background_image_ = QPixmap();
}
setProperty("default_background_enabled", background_image_type_ == AppearanceSettingsPage::BackgroundImageType_Default);
setProperty("strawbs_background_enabled", background_image_type_ == AppearanceSettingsPage::BackgroundImageType_Strawbs);
emit BackgroundPropertyChanged();
force_background_redraw_ = true;
}
if (editmetadatainline)
setEditTriggers(editTriggers() | QAbstractItemView::SelectedClicked);
else
setEditTriggers(editTriggers() & ~QAbstractItemView::SelectedClicked);
if (playlist_) playlist_->set_auto_sort(auto_sort_);
}
void PlaylistView::SaveSettings() {
if (!header_state_loaded_ || read_only_settings_) return;
QSettings s;
s.beginGroup(Playlist::kSettingsGroup);
s.setValue("state_version", header_state_version_);
s.setValue("state", header_->SaveState());
s.setValue("column_alignments", QVariant::fromValue<ColumnAlignmentMap>(column_alignment_));
s.setValue("rating_locked", rating_locked_);
s.endGroup();
}
void PlaylistView::StretchChanged(const bool stretch) {
if (!header_state_loaded_) return;
setHorizontalScrollBarPolicy(stretch ? Qt::ScrollBarAlwaysOff : Qt::ScrollBarAsNeeded);
SetHeaderState();
}
void PlaylistView::resizeEvent(QResizeEvent *e) {
QTreeView::resizeEvent(e);
if (dynamic_controls_->isVisible()) {
RepositionDynamicControls();
}
}
bool PlaylistView::eventFilter(QObject *object, QEvent *event) {
if (event->type() == QEvent::Enter && (object == horizontalScrollBar() || object == verticalScrollBar())) {
return false; // clazy:exclude=base-class-event
}
return QAbstractItemView::eventFilter(object, event);
}
void PlaylistView::rowsInserted(const QModelIndex &parent, int start, int end) {
const bool at_end = end == model()->rowCount(parent) - 1;
QTreeView::rowsInserted(parent, start, end);
if (at_end) {
// If the rows were inserted at the end of the playlist then let's scroll the view so the user can see.
scrollTo(model()->index(start, 0, parent), QAbstractItemView::PositionAtTop);
}
}
ColumnAlignmentMap PlaylistView::DefaultColumnAlignment() {
ColumnAlignmentMap ret;
ret[Playlist::Column_Year] =
ret[Playlist::Column_OriginalYear] =
ret[Playlist::Column_Track] =
ret[Playlist::Column_Disc] =
ret[Playlist::Column_Length] =
ret[Playlist::Column_Samplerate] =
ret[Playlist::Column_Bitdepth] =
ret[Playlist::Column_Bitrate] =
ret[Playlist::Column_Filesize] =
ret[Playlist::Column_PlayCount] =
ret[Playlist::Column_SkipCount] =
(Qt::AlignRight | Qt::AlignVCenter);
return ret;
}
void PlaylistView::SetColumnAlignment(const int section, const Qt::Alignment alignment) {
if (section < 0) return;
column_alignment_[section] = alignment;
emit ColumnAlignmentChanged(column_alignment_);
SaveSettings();
}
Qt::Alignment PlaylistView::column_alignment(int section) const {
return column_alignment_.value(section, Qt::AlignLeft | Qt::AlignVCenter);
}
void PlaylistView::CopyCurrentSongToClipboard() const {
// Get the display text of all visible columns.
QStringList columns;
for (int i = 0; i < header()->count(); ++i) {
if (header()->isSectionHidden(i)) {
continue;
}
const QVariant var_data = model()->data(currentIndex().sibling(currentIndex().row(), i));
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
if (var_data.metaType().id() == QMetaType::QString) {
#else
if (var_data.type() == QVariant::String) {
#endif
columns << var_data.toString();
}
}
// Get the song's URL
const QUrl url = model()->data(currentIndex().sibling(currentIndex().row(), Playlist::Column_Filename)).toUrl();
QMimeData *mime_data = new QMimeData;
mime_data->setUrls(QList<QUrl>() << url);
mime_data->setText(columns.join(" - "));
QApplication::clipboard()->setMimeData(mime_data);
}
void PlaylistView::SongChanged(const Song &song) {
song_playing_ = song;
if (select_track_ && playlist_) {
clearSelection();
QItemSelection selection(playlist_->index(playlist_->current_row(), 0), playlist_->index(playlist_->current_row(), playlist_->ColumnCount - 1));
selectionModel()->select(selection, QItemSelectionModel::Select);
}
}
void PlaylistView::Playing() {}
void PlaylistView::Stopped() {
if (song_playing_ == Song()) return;
song_playing_ = Song();
StopGlowing();
AlbumCoverLoaded(Song());
}
void PlaylistView::AlbumCoverLoaded(const Song &song, const AlbumCoverLoaderResult &result) {
if ((song != Song() && song_playing_ == Song()) || result.album_cover.image == current_song_cover_art_) return;
current_song_cover_art_ = result.album_cover.image;
if (background_image_type_ == AppearanceSettingsPage::BackgroundImageType_Album) {
if (song.art_automatic().isEmpty() && song.art_manual().isEmpty()) {
set_background_image(QImage());
}
else {
set_background_image(current_song_cover_art_);
}
force_background_redraw_ = true;
update();
}
}
void PlaylistView::set_background_image(const QImage &image) {
// Save previous image, for fading
previous_background_image_ = cached_scaled_background_image_;
previous_background_image_x_ = current_background_image_x_;
previous_background_image_y_ = current_background_image_y_;
if (image.isNull() || image.format() == QImage::Format_ARGB32) {
background_image_ = image;
}
else {
background_image_ = image.convertToFormat(QImage::Format_ARGB32);
}
if (!background_image_.isNull()) {
// Apply opacity filter
uchar *bits = background_image_.bits();
for (int i = 0; i < background_image_.height() * background_image_.bytesPerLine(); i += 4) {
bits[i + 3] = static_cast<uchar>((opacity_level_ / 100.0) * 255);
}
if (blur_radius_ != 0) {
QImage blurred(background_image_.size(), QImage::Format_ARGB32_Premultiplied);
blurred.fill(Qt::transparent);
QPainter blur_painter(&blurred);
qt_blurImage(&blur_painter, background_image_, blur_radius_, true, false);
blur_painter.end();
background_image_ = blurred;
}
}
if (isVisible()) {
previous_background_image_opacity_ = 1.0;
if (fade_animation_->state() == QTimeLine::Running) fade_animation_->stop();
fade_animation_->start();
}
}
void PlaylistView::FadePreviousBackgroundImage(const qreal value) {
previous_background_image_opacity_ = value;
if (qFuzzyCompare(previous_background_image_opacity_, qreal(0.0))) {
previous_background_image_ = QPixmap();
previous_background_image_opacity_ = 0.0;
}
update();
}
void PlaylistView::focusInEvent(QFocusEvent *event) {
QTreeView::focusInEvent(event);
if (event->reason() == Qt::TabFocusReason || event->reason() == Qt::BacktabFocusReason) {
// If there's a current item but no selection it probably means the list was filtered, and the selected item does not match the filter.
// If there's only 1 item in the view it is now impossible to select that item without using the mouse.
const QModelIndex &current = selectionModel()->currentIndex();
if (current.isValid() && selectionModel()->selectedIndexes().isEmpty()) {
QItemSelection new_selection(current.sibling(current.row(), 0), current.sibling(current.row(), current.model()->columnCount(current.parent()) - 1));
selectionModel()->select(new_selection, QItemSelectionModel::Select);
}
}
}
void PlaylistView::DynamicModeChanged(bool dynamic) {
if (dynamic) {
RepositionDynamicControls();
dynamic_controls_->show();
}
else {
dynamic_controls_->hide();
}
}
void PlaylistView::RepositionDynamicControls() {
dynamic_controls_->resize(dynamic_controls_->sizeHint());
dynamic_controls_->move((width() - dynamic_controls_->width()) / 2, height() - dynamic_controls_->height() - 20);
}
void PlaylistView::SetRatingLockStatus(const bool state) {
if (!header_state_loaded_) return;
rating_locked_ = state;
}
void PlaylistView::RatingHoverIn(const QModelIndex &idx, const QPoint pos) {
if (editTriggers() & QAbstractItemView::NoEditTriggers) {
return;
}
const QModelIndex old_index = rating_delegate_->mouse_over_index();
rating_delegate_->set_mouse_over(idx, selectedIndexes(), pos);
setCursor(Qt::PointingHandCursor);
update(idx);
update(old_index);
for (const QModelIndex &i : selectedIndexes()) {
if (i.column() == Playlist::Column_Rating) update(i);
}
if (idx.data(Playlist::Role_IsCurrent).toBool() || old_index.data(Playlist::Role_IsCurrent).toBool()) {
InvalidateCachedCurrentPixmap();
}
}
void PlaylistView::RatingHoverOut() {
if (editTriggers() & QAbstractItemView::NoEditTriggers) {
return;
}
const QModelIndex old_index = rating_delegate_->mouse_over_index();
rating_delegate_->set_mouse_out();
setCursor(QCursor());
update(old_index);
for (const QModelIndex &i : selectedIndexes()) {
if (i.column() == Playlist::Column_Rating) {
update(i);
}
}
if (old_index.data(Playlist::Role_IsCurrent).toBool()) {
InvalidateCachedCurrentPixmap();
}
}
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