Add artist biography

.github/workflows/build.yml

@@ -62,7 +62,6 @@ jobs:
             libchromaprint-devel
             fftw3-devel
             libebur128-devel
-            projectM-devel
             desktop-file-utils
             update-desktop-files
             appstream-glib
@@ -79,7 +78,6 @@ jobs:
             qt6-base-common-devel
             qt6-sql-sqlite
             qt6-linguist-devel
-            qt6-openglwidgets-devel
             gtest
             gmock
             sparsehash-devel
@@ -202,7 +200,6 @@ jobs:
             libchromaprint-devel
             libebur128-devel
             fftw-devel
-            libprojectM-devel
             desktop-file-utils
             libappstream-glib
             hicolor-icon-theme
@@ -293,7 +290,6 @@ jobs:
           lib64Qt6DBus-devel
           lib64Qt6Gui-devel
           lib64Qt6Widgets-devel
-          lib64Qt6OpenGLWidgets-devel
           lib64Qt6Test-devel
           lib64kdsingleapplication-devel
           lib64xkbcommon-devel
@@ -388,7 +384,6 @@ jobs:
           lib64fftw-devel
           lib64dbus-devel
           lib64appstream-devel
-          lib64projectm-devel
           lib64qt6core-devel
           lib64qt6gui-devel
           lib64qt6widgets-devel
@@ -398,7 +393,6 @@ jobs:
           lib64qt6dbus-devel
           lib64qt6help-devel
           lib64qt6test-devel
-          lib64qt6openglwidgets-devel
           lib64sparsehash-devel
           lib64kdsingleapplication-devel
           desktop-file-utils
@@ -505,7 +499,6 @@ jobs:
             qt6-tools-dev-tools
             qt6-l10n-tools
             rapidjson-dev
-            libprojectm-dev
       - name: Install KDSingleApplication
         if: matrix.debian_version != 'bookworm'
         run: apt install -y libkdsingleapplication-qt6-dev
@@ -602,7 +595,6 @@ jobs:
             qt6-tools-dev-tools
             qt6-l10n-tools
             rapidjson-dev
-            libprojectm-dev
       - name: Install KDSingleApplication
         if: matrix.ubuntu_version != 'noble' && matrix.ubuntu_version != 'plucky'
         run: apt install -y libkdsingleapplication-qt6-dev
@@ -701,7 +693,6 @@ jobs:
             gstreamer1.0-pulseaudio
             libkdsingleapplication-qt6-dev
             rapidjson-dev
-            libprojectm-dev
       - name: Install keyboxd
         if: matrix.ubuntu_version == 'noble'
         env:

CMakeLists.txt

@@ -208,15 +208,6 @@ else()
   pkg_check_modules(TAGLIB REQUIRED IMPORTED_TARGET taglib>=1.12)
 endif()
 
-find_package(projectM4 COMPONENTS Playlist)
-if(projectM4_FOUND)
-  set(LIBPROJECTM_FOUND ON)
-  set(HAVE_PROJECTM4 ON)
-  set(LIBPROJECTM_LIBRARIES libprojectM::projectM libprojectM::playlist)
-else()
-  pkg_check_modules(LIBPROJECTM libprojectM)
-endif()
-
 find_package(GTest)
 
 pkg_check_modules(LIBSPARSEHASH IMPORTED_TARGET libsparsehash)
@@ -227,7 +218,7 @@ set(QT_VERSION_MAJOR 6)
 set(QT_MIN_VERSION 6.4.0)
 set(QT_DEFAULT_MAJOR_VERSION ${QT_VERSION_MAJOR})
 set(QT_COMPONENTS Core Concurrent Gui Widgets Network Sql)
-set(QT_OPTIONAL_COMPONENTS GuiPrivate OpenGLWidgets LinguistTools Test)
+set(QT_OPTIONAL_COMPONENTS GuiPrivate LinguistTools Test)
 if(UNIX AND NOT APPLE)
   list(APPEND QT_OPTIONAL_COMPONENTS DBus)
 endif()
@@ -398,11 +389,6 @@ if(HAVE_X11_GLOBALSHORTCUTS OR HAVE_KGLOBALACCEL_GLOBALSHORTCUTS OR APPLE OR WIN
   set(HAVE_GLOBALSHORTCUTS ON)
 endif()
 
-optional_component(VISUALIZATIONS ON "Visualizations"
-  DEPENDS "libprojectm" LIBPROJECTM_FOUND
-  DEPENDS "QtOpenGLWidgets" Qt${QT_VERSION_MAJOR}OpenGLWidgets_FOUND
-)
-
 if(NOT CMAKE_CROSSCOMPILING)
   # Check that we have Qt with sqlite driver
   set(CMAKE_REQUIRED_FLAGS "-std=c++17")
@@ -848,6 +834,12 @@ set(SOURCES
   src/device/devicestatefiltermodel.cpp
   src/device/deviceviewcontainer.cpp
   src/device/deviceview.cpp
+
+  src/artistbio/artistbioview.cpp
+  src/artistbio/artistbiofetcher.cpp
+  src/artistbio/artistbioprovider.cpp
+  src/artistbio/lastfmartistbio.cpp
+  src/artistbio/wikipediaartistbio.cpp
 )
 
 set(HEADERS
@@ -1136,6 +1128,12 @@ set(HEADERS
   src/device/devicestatefiltermodel.h
   src/device/deviceviewcontainer.h
   src/device/deviceview.h
+
+  src/artistbio/artistbiofetcher.h
+  src/artistbio/artistbioprovider.h
+  src/artistbio/artistbioview.h
+  src/artistbio/lastfmartistbio.h
+  src/artistbio/wikipediaartistbio.h
 )
 
 set(UI
@@ -1494,26 +1492,6 @@ optional_source(HAVE_QOBUZ
     src/settings/qobuzsettingspage.ui
 )
 
-optional_source(HAVE_VISUALIZATIONS
-  SOURCES
-    src/visualizations/projectmpresetmodel.cpp
-    src/visualizations/projectmvisualization.cpp
-    src/visualizations/visualizationcontainer.cpp
-    src/visualizations/visualizationoverlay.cpp
-    src/visualizations/visualizationselector.cpp
-    src/visualizations/visualizationopenglwidget.cpp
-  HEADERS
-    src/visualizations/projectmpresetmodel.h
-    src/visualizations/projectmvisualization.h
-    src/visualizations/visualizationcontainer.h
-    src/visualizations/visualizationoverlay.h
-    src/visualizations/visualizationselector.h
-    src/visualizations/visualizationopenglwidget.h
-  UI
-    src/visualizations/visualizationoverlay.ui
-    src/visualizations/visualizationselector.ui
-)
-
 qt_wrap_cpp(SOURCES ${HEADERS})
 qt_wrap_ui(SOURCES ${UI})
 qt_add_resources(SOURCES data/data.qrc data/icons.qrc)
@@ -1584,7 +1562,6 @@ target_link_libraries(strawberry_lib PUBLIC
   Qt${QT_VERSION_MAJOR}::Sql
   $<$<BOOL:${HAVE_DBUS}>:Qt${QT_VERSION_MAJOR}::DBus>
   $<$<BOOL:${HAVE_QPA_QPLATFORMNATIVEINTERFACE}>:Qt${QT_VERSION_MAJOR}::GuiPrivate>
-  $<$<BOOL:${HAVE_VISUALIZATIONS}>:Qt${QT_VERSION_MAJOR}::OpenGLWidgets>
   ICU::uc
   ICU::i18n
   $<$<BOOL:${HAVE_STREAMTAGREADER}>:PkgConfig::LIBSPARSEHASH>
@@ -1600,7 +1577,6 @@ target_link_libraries(strawberry_lib PUBLIC
   $<$<BOOL:${HAVE_MTP}>:PkgConfig::LIBMTP>
   $<$<BOOL:${HAVE_GPOD}>:PkgConfig::LIBGPOD PkgConfig::GDK_PIXBUF>
   $<$<BOOL:${HAVE_QTSPARKLE}>:qtsparkle-qt${QT_VERSION_MAJOR}::qtsparkle>
-  $<$<BOOL:${HAVE_VISUALIZATIONS}>:${LIBPROJECTM_LIBRARIES}>
   $<$<BOOL:${WIN32}>:dsound dwmapi ${GETOPT_LIBRARIES}>
   $<$<BOOL:${MSVC}>:WindowsApp>
   KDAB::kdsingleapplication

data/data.qrc

@@ -15,6 +15,7 @@
         <file>schema/schema-21.sql</file>
         <file>schema/device-schema.sql</file>
         <file>style/strawberry.css</file>
+        <file>style/artistbio.css</file>
         <file>style/smartplaylistsearchterm.css</file>
         <file>html/oauthsuccess.html</file>
         <file>pictures/strawberry.png</file>

data/icons.qrc

@@ -98,6 +98,7 @@
         <file>icons/128x128/somafm.png</file>
         <file>icons/128x128/radioparadise.png</file>
         <file>icons/128x128/musicbrainz.png</file>
+        <file>icons/128x128/guitar.png</file>
         <file>icons/64x64/albums.png</file>
         <file>icons/64x64/alsa.png</file>
         <file>icons/64x64/application-exit.png</file>
@@ -197,6 +198,7 @@
         <file>icons/64x64/somafm.png</file>
         <file>icons/64x64/radioparadise.png</file>
         <file>icons/64x64/musicbrainz.png</file>
+        <file>icons/64x64/guitar.png</file>
         <file>icons/48x48/albums.png</file>
         <file>icons/48x48/alsa.png</file>
         <file>icons/48x48/application-exit.png</file>
@@ -300,6 +302,7 @@
         <file>icons/48x48/somafm.png</file>
         <file>icons/48x48/radioparadise.png</file>
         <file>icons/48x48/musicbrainz.png</file>
+        <file>icons/48x48/guitar.png</file>
         <file>icons/32x32/albums.png</file>
         <file>icons/32x32/alsa.png</file>
         <file>icons/32x32/application-exit.png</file>
@@ -403,6 +406,7 @@
         <file>icons/32x32/somafm.png</file>
         <file>icons/32x32/radioparadise.png</file>
         <file>icons/32x32/musicbrainz.png</file>
+        <file>icons/32x32/guitar.png</file>
         <file>icons/22x22/albums.png</file>
         <file>icons/22x22/alsa.png</file>
         <file>icons/22x22/application-exit.png</file>
@@ -506,5 +510,6 @@
         <file>icons/22x22/somafm.png</file>
         <file>icons/22x22/radioparadise.png</file>
         <file>icons/22x22/musicbrainz.png</file>
+        <file>icons/22x22/guitar.png</file>
     </qresource>
 </RCC>

data/style/artistbio.css

@@ -0,0 +1,7 @@
+QScrollArea {
+  background: qpalette(base);
+}
+
+QTextEdit {
+  border: 0px;
+}

debian/control

@@ -32,8 +32,7 @@ Build-Depends: debhelper-compat (= 12),
                libfftw3-dev,
                libebur128-dev,
                libsparsehash-dev,
-               rapidjson-dev,
-               libprojectm-dev
+               rapidjson-dev
 Standards-Version: 4.7.0
 
 Package: strawberry

dist/unix/strawberry.spec.in

@@ -43,7 +43,6 @@ BuildRequires:  pkgconfig(taglib)
 BuildRequires:  pkgconfig(fftw3)
 BuildRequires:  pkgconfig(icu-uc)
 BuildRequires:  pkgconfig(icu-i18n)
-BuildRequires:  pkgconfig(libprojectM)
 BuildRequires:  cmake(Qt@QT_VERSION_MAJOR@Core)
 BuildRequires:  cmake(Qt@QT_VERSION_MAJOR@Concurrent)
 BuildRequires:  cmake(Qt@QT_VERSION_MAJOR@Network)

src/analyzer/analyzercontainer.cpp

@@ -73,8 +73,7 @@ AnalyzerContainer::AnalyzerContainer(QWidget *parent)
       double_click_timer_(new QTimer(this)),
       ignore_next_click_(false),
       current_analyzer_(nullptr),
-      engine_(nullptr),
-      action_visualization_(nullptr) {
+      engine_(nullptr) {
 
   QHBoxLayout *layout = new QHBoxLayout(this);
   setLayout(layout);
@@ -119,17 +118,6 @@ void AnalyzerContainer::mouseReleaseEvent(QMouseEvent *e) {
 
 }
 
-void AnalyzerContainer::mouseDoubleClickEvent(QMouseEvent *e) {
-
-  Q_UNUSED(e);
-
-  double_click_timer_->stop();
-  ignore_next_click_ = true;
-
-  if (action_visualization_) action_visualization_->trigger();
-
-}
-
 void AnalyzerContainer::ShowPopupMenu() {
   context_menu_->popup(last_click_pos_);
 }
@@ -261,10 +249,3 @@ void AnalyzerContainer::AddFramerate(const QString &name, const int framerate) {
   QObject::connect(action, &QAction::triggered, this, [this, framerate]() { ChangeFramerate(framerate); } );
 
 }
-
-void AnalyzerContainer::SetVisualizationsAction(QAction *visualization) {
-
-  action_visualization_ = visualization;
-  context_menu_->addAction(action_visualization_);
-
-}

src/analyzer/analyzercontainer.h

@@ -46,7 +46,6 @@ class AnalyzerContainer : public QWidget {
   explicit AnalyzerContainer(QWidget *parent);
 
   void SetEngine(SharedPtr<EngineBase> engine);
-  void SetVisualizationsAction(QAction *visualization);
 
   static const char *kSettingsGroup;
   static const char *kSettingsFramerate;
@@ -56,7 +55,6 @@ class AnalyzerContainer : public QWidget {
 
  protected:
   void mouseReleaseEvent(QMouseEvent *e) override;
-  void mouseDoubleClickEvent(QMouseEvent *e) override;
   void wheelEvent(QWheelEvent *e) override;
 
  private Q_SLOTS:
@@ -91,8 +89,6 @@ class AnalyzerContainer : public QWidget {
 
   AnalyzerBase *current_analyzer_;
   SharedPtr<EngineBase> engine_;
-
-  QAction *action_visualization_;
 };
 
 template<typename T>

src/artistbio/artistbiofetcher.cpp

@@ -0,0 +1,126 @@
+/*
+ * 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 <QObject>
+#include <QTimer>
+#include <QUrl>
+
+#include "artistbiofetcher.h"
+#include "artistbioprovider.h"
+#include "core/logging.h"
+
+ArtistBioFetcher::ArtistBioFetcher(QObject *parent)
+    : QObject(parent),
+      timeout_duration_(kDefaultTimeoutDuration),
+      next_id_(1) {}
+
+void ArtistBioFetcher::AddProvider(ArtistBioProvider *provider) {
+
+  providers_ << provider;
+  connect(provider, SIGNAL(ImageReady(int, QUrl)), SLOT(ImageReady(int, QUrl)), Qt::QueuedConnection);
+  connect(provider, SIGNAL(InfoReady(int, CollapsibleInfoPane::Data)), SLOT(InfoReady(int, CollapsibleInfoPane::Data)), Qt::QueuedConnection);
+  connect(provider, SIGNAL(Finished(int)), SLOT(ProviderFinished(int)), Qt::QueuedConnection);
+
+}
+
+ArtistBioFetcher::~ArtistBioFetcher() {
+
+  while (!providers_.isEmpty()) {
+    ArtistBioProvider *provider = providers_.takeFirst();
+    provider->deleteLater();
+  }
+
+}
+
+int ArtistBioFetcher::FetchInfo(const Song &metadata) {
+
+  const int id = next_id_++;
+  results_[id] = Result();
+  timeout_timers_[id] = new QTimer(this);
+  timeout_timers_[id]->setSingleShot(true);
+  timeout_timers_[id]->setInterval(timeout_duration_);
+  timeout_timers_[id]->start();
+
+  connect(timeout_timers_[id], &QTimer::timeout, [this, id]() { Timeout(id); });
+
+  for (ArtistBioProvider *provider : providers_) {
+    if (provider->is_enabled()) {
+      waiting_for_[id].append(provider);
+      provider->Start(id, metadata);
+    }
+  }
+  return id;
+
+}
+
+void ArtistBioFetcher::ImageReady(const int id, const QUrl &url) {
+
+  if (!results_.contains(id)) return;
+  results_[id].images_ << url;
+
+}
+
+void ArtistBioFetcher::InfoReady(const int id, const CollapsibleInfoPane::Data &data) {
+
+  if (!results_.contains(id)) return;
+  results_[id].info_ << data;
+
+  if (!waiting_for_.contains(id)) return;
+  Q_EMIT InfoResultReady(id, data);
+
+}
+
+void ArtistBioFetcher::ProviderFinished(const int id) {
+
+  if (!results_.contains(id)) return;
+  if (!waiting_for_.contains(id)) return;
+
+  ArtistBioProvider *provider = qobject_cast<ArtistBioProvider*>(sender());
+  if (!waiting_for_[id].contains(provider)) return;
+
+  waiting_for_[id].removeAll(provider);
+  if (waiting_for_[id].isEmpty()) {
+    Result result = results_.take(id);
+    Q_EMIT ResultReady(id, result);
+    waiting_for_.remove(id);
+    delete timeout_timers_.take(id);
+  }
+
+}
+
+void ArtistBioFetcher::Timeout(const int id) {
+
+  if (!results_.contains(id)) return;
+  if (!waiting_for_.contains(id)) return;
+
+  // Emit the results that we have already
+  Q_EMIT ResultReady(id, results_.take(id));
+
+  // Cancel any providers that we're still waiting for
+  for (ArtistBioProvider *provider : waiting_for_[id]) {
+    qLog(Info) << "Request timed out from info provider" << provider->name();
+    provider->Cancel(id);
+  }
+  waiting_for_.remove(id);
+
+  // Remove the timer
+  delete timeout_timers_.take(id);
+
+}

src/artistbio/artistbiofetcher.h

@@ -0,0 +1,75 @@
+/*
+ * 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/>.
+ *
+ */
+
+#ifndef ARTISTBIOFETCHER_H
+#define ARTISTBIOFETCHER_H
+
+#include <QObject>
+#include <QList>
+#include <QMap>
+#include <QUrl>
+
+#include "widgets/collapsibleinfopane.h"
+#include "core/song.h"
+
+class QTimer;
+class ArtistBioProvider;
+
+class ArtistBioFetcher : public QObject {
+  Q_OBJECT
+
+ public:
+  explicit ArtistBioFetcher(QObject *parent = nullptr);
+  ~ArtistBioFetcher() override;
+
+  struct Result {
+    QList<QUrl> images_;
+    QList<CollapsibleInfoPane::Data> info_;
+  };
+
+  static const int kDefaultTimeoutDuration = 25000;
+
+  void AddProvider(ArtistBioProvider *provider);
+  int FetchInfo(const Song &metadata);
+
+  QList<ArtistBioProvider*> providers() const { return providers_; }
+
+ Q_SIGNALS:
+  void InfoResultReady(int, CollapsibleInfoPane::Data);
+  void ResultReady(int, ArtistBioFetcher::Result);
+
+ private Q_SLOTS:
+  void ImageReady(const int id, const QUrl &url);
+  void InfoReady(const int id, const CollapsibleInfoPane::Data &data);
+  void ProviderFinished(const int id);
+  void Timeout(const int id);
+
+ private:
+  QList<ArtistBioProvider*> providers_;
+
+  QMap<int, Result> results_;
+  QMap<int, QList<ArtistBioProvider*>> waiting_for_;
+  QMap<int, QTimer*> timeout_timers_;
+
+  int timeout_duration_;
+  int next_id_;
+};
+
+#endif  // ARTISTBIOFETCHER_H

src/artistbio/artistbioprovider.cpp

@@ -1,6 +1,7 @@
 /*
  * Strawberry Music Player
- * Copyright 2024, Jonas Kvinge <jonas@jkvinge.net>
+ * 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
@@ -17,23 +18,8 @@
  *
  */
 
-#include "config.h"
+#include "artistbioprovider.h"
 
-#include <QtGlobal>
+ArtistBioProvider::ArtistBioProvider() : enabled_(true) {}
 
-#include "visualizationopenglwidget.h"
-#include "projectmvisualization.h"
-
-VisualizationOpenGLWidget::VisualizationOpenGLWidget(ProjectMVisualization *projectm_visualization, QWidget *parent, Qt::WindowFlags f)
-  : QOpenGLWidget(parent, f),
-    projectm_visualization_(projectm_visualization) {}
-
-void VisualizationOpenGLWidget::initializeGL() {
-
-  projectm_visualization_->Init();
-
-  QOpenGLWidget::initializeGL();
-
-  glEnable(GL_BLEND);
-
-}
+QString ArtistBioProvider::name() const { return QString::fromLatin1(metaObject()->className()); }

src/artistbio/artistbioprovider.h

@@ -0,0 +1,53 @@
+/*
+ * 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/>.
+ *
+ */
+
+#ifndef ARTISTBIOPROVIDER_H
+#define ARTISTBIOPROVIDER_H
+
+#include <QObject>
+#include <QUrl>
+
+#include "widgets/collapsibleinfopane.h"
+#include "core/song.h"
+
+class ArtistBioProvider : public QObject {
+  Q_OBJECT
+
+ public:
+  explicit ArtistBioProvider();
+
+  virtual void Start(const int id, const Song &song) = 0;
+  virtual void Cancel(const int) {}
+
+  virtual QString name() const;
+
+  bool is_enabled() const { return enabled_; }
+  void set_enabled(bool enabled) { enabled_ = enabled; }
+
+ Q_SIGNALS:
+  void ImageReady(int, QUrl);
+  void InfoReady(int, CollapsibleInfoPane::Data);
+  void Finished(int);
+
+ private:
+  bool enabled_;
+};
+
+#endif  // ARTISTBIOPROVIDER_H

src/artistbio/artistbioview.cpp

@@ -0,0 +1,287 @@
+/*
+ * 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 <QWidget>
+#include <QFile>
+#include <QScrollArea>
+#include <QSettings>
+#include <QSpacerItem>
+#include <QTimer>
+#include <QVBoxLayout>
+#include <QShowEvent>
+
+#include "core/song.h"
+#include "core/networkaccessmanager.h"
+#include "widgets/prettyimageview.h"
+#include "widgets/widgetfadehelper.h"
+#include "artistbiofetcher.h"
+#include "lastfmartistbio.h"
+#include "wikipediaartistbio.h"
+
+#include "artistbioview.h"
+
+const char *ArtistBioView::kSettingsGroup = "ArtistBio";
+
+ArtistBioView::ArtistBioView(QWidget *parent)
+    : QWidget(parent),
+      network_(new NetworkAccessManager(this)),
+      fetcher_(new ArtistBioFetcher(this)),
+      current_request_id_(-1),
+      container_(new QVBoxLayout),
+      section_container_(nullptr),
+      fader_(new WidgetFadeHelper(this, 1000)),
+      dirty_(false) {
+
+  // Add the top-level scroll area
+  QScrollArea *scrollarea = new QScrollArea(this);
+  setLayout(new QVBoxLayout);
+  layout()->setContentsMargins(0, 0, 0, 0);
+  layout()->addWidget(scrollarea);
+
+  // Add a container widget to the scroll area
+  QWidget *container_widget = new QWidget;
+  container_widget->setLayout(container_);
+  container_widget->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum);
+  container_widget->setBackgroundRole(QPalette::Base);
+  container_->setSizeConstraint(QLayout::SetMinAndMaxSize);
+  container_->setContentsMargins(0, 0, 0, 0);
+  container_->setSpacing(6);
+  scrollarea->setWidget(container_widget);
+  scrollarea->setWidgetResizable(true);
+
+  // Add a spacer to the bottom of the container
+  container_->addStretch();
+
+  // Set stylesheet
+  QFile stylesheet(QStringLiteral(":/style/artistbio.css"));
+  if (stylesheet.open(QIODevice::ReadOnly)) {
+    setStyleSheet(QString::fromLatin1(stylesheet.readAll()));
+    stylesheet.close();
+  }
+
+  fetcher_->AddProvider(new LastFMArtistBio);
+  fetcher_->AddProvider(new WikipediaArtistBio);
+
+  connect(fetcher_, SIGNAL(ResultReady(int, ArtistBioFetcher::Result)), SLOT(ResultReady(int, ArtistBioFetcher::Result)));
+  connect(fetcher_, SIGNAL(InfoResultReady(int, CollapsibleInfoPane::Data)), SLOT(InfoResultReady(int, CollapsibleInfoPane::Data)));
+
+}
+
+ArtistBioView::~ArtistBioView() {}
+
+void ArtistBioView::showEvent(QShowEvent *e) {
+
+  if (dirty_) {
+    MaybeUpdate(queued_metadata_);
+    dirty_ = false;
+  }
+
+  QWidget::showEvent(e);
+
+}
+
+void ArtistBioView::ReloadSettings() {
+
+  for (CollapsibleInfoPane *pane : sections_) {
+    QWidget *contents = pane->data().contents_;
+    if (!contents) continue;
+
+    QMetaObject::invokeMethod(contents, "ReloadSettings");
+  }
+
+}
+
+bool ArtistBioView::NeedsUpdate(const Song &old_metadata, const Song &new_metadata) const {
+
+  if (new_metadata.artist().isEmpty()) return false;
+
+  return old_metadata.artist() != new_metadata.artist();
+
+}
+
+void ArtistBioView::InfoResultReady(const int id, const CollapsibleInfoPane::Data &_data) {
+
+  if (id != current_request_id_) return;
+
+  AddSection(new CollapsibleInfoPane(_data, this));
+  CollapseSections();
+
+}
+
+void ArtistBioView::ResultReady(const int id, const ArtistBioFetcher::Result &result) {
+
+  if (id != current_request_id_) return;
+
+  if (!result.images_.isEmpty()) {
+    // Image view goes at the top
+    PrettyImageView *image_view = new PrettyImageView(network_, this);
+    AddWidget(image_view);
+
+    for (const QUrl& url : result.images_) {
+      image_view->AddImage(url);
+    }
+  }
+
+  CollapseSections();
+
+}
+
+void ArtistBioView::Clear() {
+
+  fader_->StartFade();
+
+  qDeleteAll(widgets_);
+  widgets_.clear();
+  if (section_container_) {
+    container_->removeWidget(section_container_);
+    delete section_container_;
+  }
+  sections_.clear();
+
+  // Container for collapsible sections goes below
+  section_container_ = new QWidget;
+  section_container_->setLayout(new QVBoxLayout);
+  section_container_->layout()->setContentsMargins(0, 0, 0, 0);
+  section_container_->layout()->setSpacing(1);
+  section_container_->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum);
+  container_->insertWidget(0, section_container_);
+
+}
+
+void ArtistBioView::AddSection(CollapsibleInfoPane *section) {
+
+  int i = 0;
+  for (; i < sections_.count(); ++i) {
+    if (section->data() < sections_[i]->data()) break;
+  }
+
+  ConnectWidget(section->data().contents_);
+
+  sections_.insert(i, section);
+  qobject_cast<QVBoxLayout*>(section_container_->layout())->insertWidget(i, section);
+  section->show();
+
+}
+
+void ArtistBioView::AddWidget(QWidget *widget) {
+
+  ConnectWidget(widget);
+
+  container_->insertWidget(container_->count() - 2, widget);
+  widgets_ << widget;
+
+}
+
+void ArtistBioView::SongChanged(const Song &metadata) {
+
+  if (isVisible()) {
+    MaybeUpdate(metadata);
+    dirty_ = false;
+  }
+  else {
+    queued_metadata_ = metadata;
+    dirty_ = true;
+  }
+
+}
+
+void ArtistBioView::SongFinished() { dirty_ = false; }
+
+void ArtistBioView::MaybeUpdate(const Song &metadata) {
+
+  if (old_metadata_.is_valid()) {
+    if (!NeedsUpdate(old_metadata_, metadata)) {
+      return;
+    }
+  }
+
+  Update(metadata);
+  old_metadata_ = metadata;
+
+}
+
+void ArtistBioView::Update(const Song &metadata) {
+
+  current_request_id_ = fetcher_->FetchInfo(metadata);
+
+  // Do this after the new pane has been shown otherwise it'll just grab a black rectangle.
+  Clear();
+  QTimer::singleShot(0, fader_, SLOT(StartBlur()));
+
+}
+
+void ArtistBioView::CollapseSections() {
+
+  QSettings s;
+  s.beginGroup(kSettingsGroup);
+
+  // Sections are already sorted by type and relevance, so the algorithm we use to determine which ones to show by default is:
+  //   * In the absence of any user preference, show the first (highest relevance section of each type and hide the rest)
+  //   * If one or more sections in a type have been explicitly hidden/shown by the user before then hide all sections in that type and show only the ones that are explicitly shown.
+
+  QMultiMap<CollapsibleInfoPane::Data::Type, CollapsibleInfoPane*> types_;
+  QSet<CollapsibleInfoPane::Data::Type> has_user_preference_;
+  for (CollapsibleInfoPane *pane : sections_) {
+    const CollapsibleInfoPane::Data::Type type = pane->data().type_;
+    types_.insert(type, pane);
+
+    QVariant preference = s.value(pane->data().id_);
+    if (preference.isValid()) {
+      has_user_preference_.insert(type);
+      if (preference.toBool()) {
+        pane->Expand();
+      }
+    }
+  }
+
+  for (CollapsibleInfoPane::Data::Type type : types_.keys()) {
+    if (!has_user_preference_.contains(type)) {
+      // Expand the first one
+      types_.values(type).last()->Expand();
+    }
+  }
+
+  for (CollapsibleInfoPane *pane : sections_) {
+    connect(pane, SIGNAL(Toggled(bool)), SLOT(SectionToggled(bool)));
+  }
+
+}
+
+void ArtistBioView::SectionToggled(const bool value) {
+
+  CollapsibleInfoPane *pane = qobject_cast<CollapsibleInfoPane*>(sender());
+  if (!pane || !sections_.contains(pane)) return;
+
+  QSettings s;
+  s.beginGroup(kSettingsGroup);
+  s.setValue(pane->data().id_, value);
+  s.endGroup();
+
+}
+
+void ArtistBioView::ConnectWidget(QWidget *widget) {
+
+  const QMetaObject *m = widget->metaObject();
+
+  if (m->indexOfSignal("ShowSettingsDialog()") != -1) {
+    connect(widget, SIGNAL(ShowSettingsDialog()), SIGNAL(ShowSettingsDialog()));
+  }
+
+}

src/artistbio/artistbioview.h

@@ -0,0 +1,104 @@
+/*
+ * 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/>.
+ *
+ */
+
+#ifndef ARTISTBIOVIEW_H
+#define ARTISTBIOVIEW_H
+
+#include <QObject>
+#include <QWidget>
+#include <QList>
+
+#include "core/song.h"
+#include "widgets/collapsibleinfopane.h"
+#include "widgets/widgetfadehelper.h"
+#include "widgets/collapsibleinfopane.h"
+#include "playlist/playlistitem.h"
+#include "smartplaylists/playlistgenerator_fwd.h"
+#include "artistbiofetcher.h"
+
+class QNetworkAccessManager;
+class QTimeLine;
+class QVBoxLayout;
+class QScrollArea;
+class QShowEvent;
+
+class PrettyImageView;
+class CollapsibleInfoPane;
+class WidgetFadeHelper;
+
+class ArtistBioView : public QWidget {
+  Q_OBJECT
+
+ public:
+  explicit ArtistBioView(QWidget *parent = nullptr);
+  ~ArtistBioView() override;
+
+  static const char *kSettingsGroup;
+
+ public Q_SLOTS:
+  void SongChanged(const Song& metadata);
+  void SongFinished();
+  virtual void ReloadSettings();
+
+ Q_SIGNALS:
+  void ShowSettingsDialog();
+
+ protected:
+  void showEvent(QShowEvent *e) override;
+
+  void Update(const Song &metadata);
+  void AddWidget(QWidget *widget);
+  void AddSection(CollapsibleInfoPane *section);
+  void Clear();
+  void CollapseSections();
+
+  bool NeedsUpdate(const Song& old_metadata, const Song &new_metadata) const;
+
+ protected Q_SLOTS:
+  void ResultReady(const int id, const ArtistBioFetcher::Result &result);
+  void InfoResultReady(const int id, const CollapsibleInfoPane::Data &data);
+
+ protected:
+  QNetworkAccessManager *network_;
+  ArtistBioFetcher *fetcher_;
+  int current_request_id_;
+
+ private:
+  void MaybeUpdate(const Song &metadata);
+  void ConnectWidget(QWidget *widget);
+
+ private Q_SLOTS:
+  void SectionToggled(const bool value);
+
+ private:
+  QVBoxLayout *container_;
+  QList<QWidget*> widgets_;
+
+  QWidget *section_container_;
+  QList<CollapsibleInfoPane*> sections_;
+
+  WidgetFadeHelper *fader_;
+
+  Song queued_metadata_;
+  Song old_metadata_;
+  bool dirty_;
+};
+
+#endif  // ARTISTBIOVIEW_H

src/artistbio/lastfmartistbio.cpp

@@ -0,0 +1,209 @@
+/*
+ * Strawberry Music Player
+ * Copyright 2020, 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 <algorithm>
+
+#include <QtGlobal>
+#include <QLocale>
+#include <QVariant>
+#include <QByteArray>
+#include <QString>
+#include <QUrl>
+#include <QUrlQuery>
+#include <QDateTime>
+#include <QNetworkRequest>
+#include <QNetworkReply>
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QJsonArray>
+#include <QJsonValue>
+
+#include "core/networkaccessmanager.h"
+#include "core/song.h"
+#include "core/logging.h"
+#include "core/iconloader.h"
+
+#include "lastfmartistbio.h"
+#include "widgets/infotextview.h"
+#include "scrobbler/scrobblingapi20.h"
+#include "scrobbler/lastfmscrobbler.h"
+
+LastFMArtistBio::LastFMArtistBio() : ArtistBioProvider(), network_(new NetworkAccessManager(this)) {}
+
+LastFMArtistBio::~LastFMArtistBio() {
+
+  while (!replies_.isEmpty()) {
+    QNetworkReply *reply = replies_.takeFirst();
+    disconnect(reply, nullptr, this, nullptr);
+    reply->abort();
+    reply->deleteLater();
+  }
+
+}
+
+void LastFMArtistBio::Start(const int id, const Song &song) {
+
+  ParamList params = ParamList()
+    << Param(QStringLiteral("api_key"), QString::fromLatin1(ScrobblingAPI20::kApiKey))
+    << Param(QStringLiteral("lang"), QLocale().name().left(2).toLower())
+    << Param(QStringLiteral("format"), QStringLiteral("json"))
+    << Param(QStringLiteral("method"), QStringLiteral("artist.getinfo"))
+    << Param(QStringLiteral("artist"), song.artist());
+
+  std::sort(params.begin(), params.end());
+
+  QUrlQuery url_query;
+  for (const Param &param : params) {
+    url_query.addQueryItem(QString::fromLatin1(QUrl::toPercentEncoding(param.first)), QString::fromLatin1(QUrl::toPercentEncoding(param.second)));
+  }
+
+  QUrl url(QString::fromLatin1(LastFMScrobbler::kApiUrl));
+  url.setQuery(url_query);
+  QNetworkRequest req(url);
+#if QT_VERSION >= QT_VERSION_CHECK(5, 9, 0)
+  req.setAttribute(QNetworkRequest::RedirectPolicyAttribute, QNetworkRequest::NoLessSafeRedirectPolicy);
+#else
+  req.setAttribute(QNetworkRequest::FollowRedirectsAttribute, true);
+#endif
+  req.setHeader(QNetworkRequest::ContentTypeHeader, QStringLiteral("application/x-www-form-urlencoded"));
+
+  QNetworkReply *reply = network_->get(req);
+  replies_ << reply;
+  connect(reply, &QNetworkReply::finished, [=] { RequestFinished(reply, id); });
+
+  qLog(Debug) << "Sending request" << url_query.toString(QUrl::FullyDecoded);
+
+}
+
+QByteArray LastFMArtistBio::GetReplyData(QNetworkReply *reply) {
+
+  QByteArray data;
+
+  if (reply->error() == QNetworkReply::NoError && reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt() == 200) {
+    data = reply->readAll();
+  }
+  else {
+    if (reply->error() != QNetworkReply::NoError && reply->error() < 200) {
+      // This is a network error, there is nothing more to do.
+      Error(QStringLiteral("%1 (%2)").arg(reply->errorString()).arg(reply->error()));
+    }
+    else {
+      QString error;
+      // See if there is Json data containing "error" and "message" - then use that instead.
+      data = reply->readAll();
+      QJsonParseError json_error;
+      QJsonDocument json_doc = QJsonDocument::fromJson(data, &json_error);
+      int error_code = -1;
+      if (json_error.error == QJsonParseError::NoError && !json_doc.isEmpty() && json_doc.isObject()) {
+        QJsonObject json_obj = json_doc.object();
+        if (json_obj.contains(QLatin1String("error")) && json_obj.contains(QLatin1String("message"))) {
+          error_code = json_obj[QLatin1String("error")].toInt();
+          QString error_message = json_obj[QLatin1String("message")].toString();
+          error = QStringLiteral("%1 (%2)").arg(error_message).arg(error_code);
+        }
+      }
+      if (error.isEmpty()) {
+        if (reply->error() != QNetworkReply::NoError) {
+          error = QStringLiteral("%1 (%2)").arg(reply->errorString()).arg(reply->error());
+        }
+        else {
+          error = QStringLiteral("Received HTTP code %1").arg(reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt());
+        }
+      }
+      Error(error);
+    }
+    return QByteArray();
+  }
+
+  return data;
+
+}
+
+QJsonObject LastFMArtistBio::ExtractJsonObj(const QByteArray &data) {
+
+  if (data.isEmpty()) return QJsonObject();
+
+  QJsonParseError error;
+  QJsonDocument json_doc = QJsonDocument::fromJson(data, &error);
+
+  if (error.error != QJsonParseError::NoError) {
+    Error(QStringLiteral("Reply from server missing Json data."), data);
+    return QJsonObject();
+  }
+  if (json_doc.isEmpty()) {
+    Error(QStringLiteral("Received empty Json document."), json_doc);
+    return QJsonObject();
+  }
+  if (!json_doc.isObject()) {
+    Error(QStringLiteral("Json document is not an object."), json_doc);
+    return QJsonObject();
+  }
+  QJsonObject json_obj = json_doc.object();
+  if (json_obj.isEmpty()) {
+    Error(QStringLiteral("Received empty Json object."), json_doc);
+    return QJsonObject();
+  }
+
+  return json_obj;
+
+}
+
+void LastFMArtistBio::RequestFinished(QNetworkReply *reply, const int id) {
+
+  if (!replies_.contains(reply)) return;
+  replies_.removeAll(reply);
+  disconnect(reply, nullptr, this, nullptr);
+  reply->deleteLater();
+
+  QJsonObject json_obj = ExtractJsonObj(GetReplyData(reply));
+
+  QString title;
+  QString text;
+  if (!json_obj.isEmpty() && json_obj.contains(QLatin1String("artist")) && json_obj[QLatin1String("artist")].isObject()) {
+    json_obj = json_obj[QLatin1String("artist")].toObject();
+    if (json_obj.contains(QLatin1String("bio")) && json_obj[QLatin1String("bio")].isObject()) {
+      title = json_obj[QLatin1String("name")].toString();
+      QJsonObject obj_bio = json_obj[QLatin1String("bio")].toObject();
+      if (obj_bio.contains(QLatin1String("content"))) {
+        text = obj_bio[QLatin1String("content")].toString();
+      }
+    }
+  }
+
+  CollapsibleInfoPane::Data info_data;
+  info_data.id_ = title;
+  info_data.title_ = tr("Biography");
+  info_data.type_ = CollapsibleInfoPane::Data::Type_Biography;
+  info_data.icon_ = IconLoader::Load(QStringLiteral("scrobble"));
+  InfoTextView *editor = new InfoTextView;
+  editor->SetHtml(text);
+  info_data.contents_ = editor;
+  Q_EMIT InfoReady(id, info_data);
+  Q_EMIT Finished(id);
+
+}
+
+void LastFMArtistBio::Error(const QString &error, const QVariant &debug) {
+
+  qLog(Error) << error;
+  if (debug.isValid()) qLog(Debug) << debug;
+
+}

src/artistbio/lastfmartistbio.h

@@ -0,0 +1,66 @@
+/*
+ * Strawberry Music Player
+ * Copyright 2020, 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/>.
+ *
+ */
+
+#ifndef LASTFMARTISTBIO_H
+#define LASTFMARTISTBIO_H
+
+#include "config.h"
+
+#include <QtGlobal>
+#include <QObject>
+#include <QList>
+#include <QVariant>
+#include <QByteArray>
+#include <QString>
+
+#include "core/song.h"
+
+#include "artistbioprovider.h"
+
+class NetworkAccessManager;
+class QNetworkReply;
+
+class LastFMArtistBio : public ArtistBioProvider {
+  Q_OBJECT
+
+ public:
+  explicit LastFMArtistBio();
+  ~LastFMArtistBio();
+
+  void Start(const int id, const Song &song) override;
+
+ private:
+  using Param = QPair<QString, QString>;
+  using ParamList = QList<Param>;
+
+  QNetworkReply *CreateRequest(const ParamList &request_params);
+  QByteArray GetReplyData(QNetworkReply *reply);
+  QJsonObject ExtractJsonObj(const QByteArray &data);
+  void Error(const QString &error, const QVariant &debug = QVariant());
+
+ private Q_SLOTS:
+  void RequestFinished(QNetworkReply *reply, const int id);
+
+ private:
+  NetworkAccessManager *network_;
+  QList<QNetworkReply*> replies_;
+
+};
+
+#endif  // LASTFMARTISTBIO_H

src/artistbio/wikipediaartistbio.cpp

@@ -0,0 +1,319 @@
+/*
+ * Strawberry Music Player
+ * Copyright 2020, 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 <QObject>
+#include <QList>
+#include <QString>
+#include <QStringList>
+#include <QUrl>
+#include <QUrlQuery>
+#include <QJsonDocument>
+#include <QJsonArray>
+#include <QJsonObject>
+#include <QJsonValue>
+#include <QNetworkReply>
+
+#include "core/logging.h"
+#include "core/networkaccessmanager.h"
+#include "core/iconloader.h"
+#include "core/latch.h"
+
+#include "widgets/infotextview.h"
+#include "wikipediaartistbio.h"
+
+namespace {
+constexpr char kApiUrl[] = "https://en.wikipedia.org/w/api.php";
+constexpr int kMinimumImageSize = 400;
+}
+
+WikipediaArtistBio::WikipediaArtistBio() : ArtistBioProvider(), network_(new NetworkAccessManager(this)) {}
+
+WikipediaArtistBio::~WikipediaArtistBio() {
+
+  while (!replies_.isEmpty()) {
+    QNetworkReply *reply = replies_.takeFirst();
+    disconnect(reply, nullptr, this, nullptr);
+    if (reply->isRunning()) reply->abort();
+    reply->deleteLater();
+  }
+
+}
+
+QNetworkReply *WikipediaArtistBio::CreateRequest(QList<Param> &params) {
+
+  params << Param(QLatin1String("format"), QLatin1String("json"));
+  params << Param(QLatin1String("action"), QLatin1String("query"));
+
+  QUrlQuery url_query;
+  for (const Param &param : params) {
+    url_query.addQueryItem(QString::fromLatin1(QUrl::toPercentEncoding(param.first)), QString::fromLatin1(QUrl::toPercentEncoding(param.second)));
+  }
+
+  QUrl url(QString::fromLatin1(kApiUrl));
+  url.setQuery(url_query);
+  QNetworkRequest req(url);
+#if QT_VERSION >= QT_VERSION_CHECK(5, 9, 0)
+  req.setAttribute(QNetworkRequest::RedirectPolicyAttribute, QNetworkRequest::NoLessSafeRedirectPolicy);
+#else
+  req.setAttribute(QNetworkRequest::FollowRedirectsAttribute, true);
+#endif
+  req.setHeader(QNetworkRequest::ContentTypeHeader, QStringLiteral("application/x-www-form-urlencoded"));
+
+  QNetworkReply *reply = network_->get(req);
+  connect(reply, &QNetworkReply::sslErrors, this, &WikipediaArtistBio::HandleSSLErrors);
+  replies_ << reply;
+
+  return reply;
+
+}
+
+QByteArray WikipediaArtistBio::GetReplyData(QNetworkReply *reply) {
+
+  QByteArray data;
+
+  if (reply->error() == QNetworkReply::NoError && reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt() == 200) {
+    data = reply->readAll();
+  }
+  else {
+    if (reply->error() == QNetworkReply::NoError) {
+      qLog(Error) << "Wikipedia artist biography error: Received HTTP code" << reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
+    }
+    else {
+      qLog(Error) << "Wikipedia artist biography error:" << reply->error() << reply->errorString();
+    }
+  }
+
+  return data;
+
+}
+
+QJsonObject WikipediaArtistBio::ExtractJsonObj(const QByteArray &data) {
+
+  if (data.isEmpty()) return QJsonObject();
+
+  QJsonParseError json_error;
+  QJsonDocument json_doc = QJsonDocument::fromJson(data, &json_error);
+
+  if (json_error.error != QJsonParseError::NoError) {
+    qLog(Error) << "Wikipedia artist biography error: Failed to parse json data:" << json_error.errorString();
+    return QJsonObject();
+  }
+
+  if (json_doc.isEmpty()) {
+    qLog(Error) << "Wikipedia artist biography error: Received empty Json document.";
+    return QJsonObject();
+  }
+
+  if (!json_doc.isObject()) {
+    qLog(Error) << "Wikipedia artist biography error: Json document is not an object.";
+    return QJsonObject();
+  }
+
+  QJsonObject json_obj = json_doc.object();
+  if (json_obj.isEmpty()) {
+    qLog(Error) << "Wikipedia artist biography error: Received empty Json object.";
+    return QJsonObject();
+  }
+
+  return json_obj;
+
+}
+
+void WikipediaArtistBio::HandleSSLErrors(QList<QSslError>) {}
+
+void WikipediaArtistBio::Start(const int id, const Song &metadata) {
+
+  if (metadata.artist().isEmpty()) {
+    Q_EMIT Finished(id);
+    return;
+  }
+
+  CountdownLatch *latch = new CountdownLatch;
+  connect(latch, &CountdownLatch::Done, [this, id, latch](){
+    latch->deleteLater();
+    Q_EMIT Finished(id);
+  });
+
+  GetImageTitles(id, metadata.artist(), latch);
+  //GetArticle(id, metadata.artist(), latch);
+
+}
+
+void WikipediaArtistBio::GetArticle(const int id, const QString &artist, CountdownLatch *latch) {
+
+  latch->Wait();
+
+  ParamList params = ParamList() << Param(QStringLiteral("titles"), artist)
+                                 << Param(QStringLiteral("prop"), QStringLiteral("extracts"));
+
+  QNetworkReply *reply = CreateRequest(params);
+  connect(reply, &QNetworkReply::finished, [this, reply, id, latch]() { GetArticleReply(reply, id, latch); });
+
+}
+
+void WikipediaArtistBio::GetArticleReply(QNetworkReply *reply, const int id, CountdownLatch *latch) {
+
+  reply->deleteLater();
+  replies_.removeAll(reply);
+
+  QJsonObject json_obj = ExtractJsonObj(GetReplyData(reply));
+
+  QString title;
+  QString text;
+  if (!json_obj.isEmpty() && json_obj.contains(QLatin1String("query")) && json_obj[QLatin1String("query")].isObject()) {
+    json_obj = json_obj[QLatin1String("query")].toObject();
+    if (json_obj.contains(QLatin1String("pages")) && json_obj[QLatin1String("pages")].isObject()) {
+      QJsonObject value_pages = json_obj[QLatin1String("pages")].toObject();
+      for (const QJsonValue value_page : value_pages) {
+        if (!value_page.isObject()) continue;
+        QJsonObject obj_page = value_page.toObject();
+        if (!obj_page.contains(QLatin1String("title")) || !obj_page.contains(QLatin1String("extract"))) continue;
+        title = obj_page[QLatin1String("title")].toString();
+        text = obj_page[QLatin1String("extract")].toString();
+      }
+    }
+  }
+
+  CollapsibleInfoPane::Data info_data;
+  info_data.id_ = title;
+  info_data.title_ = tr("Biography");
+  info_data.type_ = CollapsibleInfoPane::Data::Type_Biography;
+  info_data.icon_ = IconLoader::Load(QStringLiteral("wikipedia"));
+  InfoTextView *editor = new InfoTextView;
+  editor->SetHtml(text);
+  info_data.contents_ = editor;
+  Q_EMIT InfoReady(id, info_data);
+
+  latch->CountDown();
+
+}
+
+void WikipediaArtistBio::GetImageTitles(const int id, const QString &artist, CountdownLatch *latch) {
+
+  latch->Wait();
+
+  ParamList params = ParamList() << Param(QStringLiteral("titles"), artist)
+                                 << Param(QStringLiteral("prop"), QStringLiteral("images"))
+                                 << Param(QStringLiteral("imlimit"), QString::number(25));
+
+  QNetworkReply *reply = CreateRequest(params);
+  connect(reply, &QNetworkReply::finished, [this, reply, id, latch]() { GetImageTitlesFinished(reply, id, latch); });
+
+}
+
+void WikipediaArtistBio::GetImageTitlesFinished(QNetworkReply *reply, const int id, CountdownLatch *latch) {
+
+  reply->deleteLater();
+  replies_.removeAll(reply);
+
+  QJsonObject json_obj = ExtractJsonObj(GetReplyData(reply));
+
+  QString title;
+  QStringList titles;
+  if (!json_obj.isEmpty() && json_obj.contains(QLatin1String("query")) && json_obj[QLatin1String("query")].isObject()) {
+    json_obj = json_obj[QLatin1String("query")].toObject();
+    if (json_obj.contains(QLatin1String("pages")) && json_obj[QLatin1String("pages")].isObject()) {
+      QJsonObject value_pages = json_obj[QLatin1String("pages")].toObject();
+      for (const QJsonValue value_page : value_pages) {
+        if (!value_page.isObject()) continue;
+        QJsonObject obj_page = value_page.toObject();
+        if (!obj_page.contains(QLatin1String("title")) || !obj_page.contains(QLatin1String("images")) || !obj_page[QLatin1String("images")].isArray()) continue;
+        title = obj_page[QLatin1String("title")].toString();
+        QJsonArray array_images = obj_page[QLatin1String("images")].toArray();
+        for (const QJsonValue value_image : array_images) {
+          if (!value_image.isObject()) continue;
+          QJsonObject obj_image = value_image.toObject();
+          if (!obj_image.contains(QLatin1String("title"))) continue;
+          QString filename = obj_image[QLatin1String("title")].toString();
+          if (filename.endsWith(QLatin1String(".jpg"), Qt::CaseInsensitive) || filename.endsWith(QLatin1String(".png"), Qt::CaseInsensitive)) {
+            titles << filename;
+          }
+        }
+      }
+    }
+  }
+
+  for (const QString &image_title : titles) {
+    GetImage(id, image_title, latch);
+  }
+
+  latch->CountDown();
+
+}
+
+void WikipediaArtistBio::GetImage(const int id, const QString &title, CountdownLatch *latch) {
+
+  latch->Wait();
+
+  ParamList params2 = ParamList() << Param(QStringLiteral("titles"), title)
+                                  << Param(QStringLiteral("prop"), QStringLiteral("imageinfo"))
+                                  << Param(QStringLiteral("iiprop"), QStringLiteral("url|size"));
+
+  QNetworkReply *reply = CreateRequest(params2);
+  connect(reply, &QNetworkReply::finished, [this, reply, id, latch]() { GetImageFinished(reply, id, latch); });
+
+}
+
+void WikipediaArtistBio::GetImageFinished(QNetworkReply *reply, const int id, CountdownLatch *latch) {
+
+  reply->deleteLater();
+  replies_.removeAll(reply);
+
+  QJsonObject json_obj = ExtractJsonObj(GetReplyData(reply));
+
+  if (!json_obj.isEmpty()) {
+    QList<QUrl> urls = ExtractImageUrls(json_obj);
+    for (const QUrl &url : urls) {
+      Q_EMIT ImageReady(id, url);
+    }
+  }
+
+  latch->CountDown();
+
+}
+
+QList<QUrl> WikipediaArtistBio::ExtractImageUrls(QJsonObject json_obj) {
+
+  QList<QUrl> urls;
+  if (json_obj.contains(QLatin1String("query")) && json_obj[QLatin1String("query")].isObject()) {
+    json_obj = json_obj[QLatin1String("query")].toObject();
+    if (json_obj.contains(QLatin1String("pages")) && json_obj[QLatin1String("pages")].isObject()) {
+      QJsonObject value_pages = json_obj[QLatin1String("pages")].toObject();
+      for (const QJsonValue value_page : value_pages) {
+        if (!value_page.isObject()) continue;
+        QJsonObject obj_page = value_page.toObject();
+        if (!obj_page.contains(QLatin1String("title")) || !obj_page.contains(QLatin1String("imageinfo")) || !obj_page[QLatin1String("imageinfo")].isArray()) continue;
+        QJsonArray array_images = obj_page[QLatin1String("imageinfo")].toArray();
+        for (const QJsonValue value_image : array_images) {
+          if (!value_image.isObject()) continue;
+          QJsonObject obj_image = value_image.toObject();
+          if (!obj_image.contains(QLatin1String("url")) || !obj_image.contains(QLatin1String("width")) || !obj_image.contains(QLatin1String("height"))) continue;
+          QUrl url(obj_image[QLatin1String("url")].toString());
+          const int width = obj_image[QLatin1String("width")].toInt();
+          const int height = obj_image[QLatin1String("height")].toInt();
+          if (!url.isValid() || width < kMinimumImageSize || height < kMinimumImageSize) continue;
+          urls << url;
+        }
+      }
+    }
+  }
+
+  return urls;
+
+}

src/artistbio/wikipediaartistbio.h

@@ -0,0 +1,69 @@
+/*
+ * Strawberry Music Player
+ * Copyright 2020, 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/>.
+ *
+ */
+
+#ifndef WIKIPEDIAARTISTBIO_H
+#define WIKIPEDIAARTISTBIO_H
+
+#include <QList>
+#include <QString>
+#include <QStringList>
+#include <QUrl>
+#include <QSslError>
+#include <QJsonObject>
+
+#include "artistbioprovider.h"
+
+class QNetworkReply;
+class CountdownLatch;
+class NetworkAccessManager;
+
+class WikipediaArtistBio : public ArtistBioProvider {
+  Q_OBJECT
+
+ public:
+  explicit WikipediaArtistBio();
+  ~WikipediaArtistBio();
+
+  void Start(const int id, const Song &song) override;
+
+ private:
+  typedef QPair<QString, QString> Param;
+  typedef QList<Param> ParamList;
+
+  QNetworkReply *CreateRequest(QList<Param> &params);
+  QByteArray GetReplyData(QNetworkReply *reply);
+  QJsonObject ExtractJsonObj(const QByteArray &data);
+  void GetArticle(const int id, const QString &artist, CountdownLatch* latch);
+  void GetImageTitles(const int id, const QString &artist, CountdownLatch* latch);
+  void GetImage(const int id, const QString &title, CountdownLatch *latch);
+  QList<QUrl> ExtractImageUrls(QJsonObject json_obj);
+
+ private Q_SLOTS:
+  void HandleSSLErrors(QList<QSslError> ssl_errors);
+  void GetArticleReply(QNetworkReply *reply, const int id, CountdownLatch *latch);
+  void GetImageTitlesFinished(QNetworkReply *reply, const int id, CountdownLatch *latch);
+  void GetImageFinished(QNetworkReply *reply, const int id, CountdownLatch *latch);
+
+ private:
+  NetworkAccessManager *network_;
+  QList<QNetworkReply*> replies_;
+
+};
+
+#endif  // WIKIPEDIAARTISTBIO_H

src/config.h.in

@@ -48,7 +48,4 @@
 
 #cmakedefine ENABLE_WIN32_CONSOLE
 
-#cmakedefine HAVE_VISUALIZATIONS
-#cmakedefine HAVE_PROJECTM4
-
 #endif // CONFIG_H_IN

src/core/latch.cpp

@@ -0,0 +1,39 @@
+/* This file is part of Clementine.
+   Copyright 2016, John Maguire <john.maguire@gmail.com>
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+#include <QMutexLocker>
+
+#include "latch.h"
+
+CountdownLatch::CountdownLatch() : count_(0) {}
+
+void CountdownLatch::Wait() {
+
+  QMutexLocker l(&mutex_);
+  ++count_;
+
+}
+
+void CountdownLatch::CountDown() {
+
+  QMutexLocker l(&mutex_);
+  Q_ASSERT(count_ > 0);
+  --count_;
+  if (count_ == 0) {
+    emit Done();
+  }
+
+}

src/core/latch.h

@@ -0,0 +1,39 @@
+/* This file is part of Clementine.
+   Copyright 2016, John Maguire <john.maguire@gmail.com>
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+#ifndef LATCH_H
+#define LATCH_H
+
+#include <QObject>
+#include <QMutex>
+
+class CountdownLatch : public QObject {
+  Q_OBJECT
+
+ public:
+  explicit CountdownLatch();
+  void Wait();
+  void CountDown();
+
+ Q_SIGNALS:
+  void Done();
+
+ private:
+  QMutex mutex_;
+  int count_;
+};
+
+#endif  // LATCH_H

src/core/mainwindow.cpp

@@ -205,11 +205,7 @@
 #include "smartplaylists/smartplaylistsviewcontainer.h"
 
 #include "organize/organizeerrordialog.h"
-
-#ifdef HAVE_VISUALIZATIONS
-#  include "visualizations/visualizationcontainer.h"
-#  include "engine/gstengine.h"
-#endif
+#include "artistbio/artistbioview.h"
 
 #ifdef Q_OS_WIN32
 #  include "core/windows7thumbbar.h"
@@ -237,6 +233,7 @@
 
 using std::make_unique;
 using std::make_shared;
+
 using namespace std::chrono_literals;
 using namespace Qt::Literals::StringLiterals;
 
@@ -362,6 +359,7 @@ MainWindow::MainWindow(Application *app,
       qobuz_view_(new StreamingTabsView(app->streaming_services()->ServiceBySource(Song::Source::Qobuz), app->albumcover_loader(), QLatin1String(QobuzSettings::kSettingsGroup), this)),
 #endif
       radio_view_(new RadioViewContainer(this)),
+      artistbio_view_(new ArtistBioView(this)),
       lastfm_import_dialog_(new LastFMImportDialog(app_->lastfm_import(), this)),
       collection_show_all_(nullptr),
       collection_show_duplicates_(nullptr),
@@ -446,6 +444,7 @@ MainWindow::MainWindow(Application *app,
 #ifdef HAVE_QOBUZ
   ui_->tabs->AddTab(qobuz_view_, u"qobuz"_s, IconLoader::Load(u"qobuz"_s, true, 0, 32), tr("Qobuz"));
 #endif
+  ui_->tabs->AddTab(artistbio_view_, QStringLiteral("artistbio"), IconLoader::Load(QStringLiteral("guitar")), tr("Artist biography"));
 
   // Add the playing widget to the fancy tab widget
   ui_->tabs->AddBottomWidget(ui_->widget_playing);
@@ -628,12 +627,6 @@ MainWindow::MainWindow(Application *app,
   stop_menu->addAction(ui_->action_stop_after_this_track);
   ui_->stop_button->setMenu(stop_menu);
 
-#ifdef HAVE_VISUALIZATIONS
-  QObject::connect(ui_->action_visualizations, &QAction::triggered, this, &MainWindow::ShowVisualizations);
-#else
-  ui_->action_visualizations->setEnabled(false);
-#endif
-
   // Player connections
   QObject::connect(ui_->volume, &VolumeSlider::valueChanged, &*app_->player(), &Player::SetVolumeFromSlider);
 
@@ -918,7 +911,6 @@ MainWindow::MainWindow(Application *app,
 
   // Analyzer
   QObject::connect(ui_->analyzer, &AnalyzerContainer::WheelEvent, this, &MainWindow::VolumeWheelEvent);
-  ui_->analyzer->SetVisualizationsAction(ui_->action_visualizations);
 
   // Statusbar widgets
   ui_->playlist_summary->setMinimumWidth(QFontMetrics(font()).horizontalAdvance(u"WW selected of WW tracks - [ WW:WW ]"_s));
@@ -989,6 +981,10 @@ MainWindow::MainWindow(Application *app,
   ui_->action_open_cd->setVisible(false);
 #endif
 
+  connect(&*app_->playlist_manager(), &PlaylistManager::CurrentSongChanged, artistbio_view_, &ArtistBioView::SongChanged);
+  connect(&*app_->player(), &Player::PlaylistFinished, artistbio_view_, &ArtistBioView::SongFinished);
+  connect(&*app_->player(), &Player::Stopped, artistbio_view_, &ArtistBioView::SongFinished);
+
   // Load settings
   qLog(Debug) << "Loading settings";
   Settings settings;
@@ -1244,6 +1240,16 @@ void MainWindow::ReloadSettings() {
   album_cover_choice_controller_->search_cover_auto_action()->setChecked(s.value(MainWindowSettings::kSearchForCoverAuto, true).toBool());
   s.endGroup();
 
+  s.beginGroup(BehaviourSettings::kSettingsGroup);
+  bool artistbio = s.value("artistbio", false).toBool();
+  s.endGroup();
+  if (artistbio) {
+    ui_->tabs->EnableTab(artistbio_view_);
+  }
+  else {
+    ui_->tabs->DisableTab(artistbio_view_);
+  }
+
 #ifdef HAVE_SUBSONIC
   s.beginGroup(SubsonicSettings::kSettingsGroup);
   bool enable_subsonic = s.value(SubsonicSettings::kEnabled, false).toBool();
@@ -3416,24 +3422,3 @@ void MainWindow::FocusSearchField() {
   }
 
 }
-
-void MainWindow::ShowVisualizations() {
-
-#ifdef HAVE_VISUALIZATIONS
-
-  if (!visualization_) {
-    visualization_.reset(new VisualizationContainer);
-
-    visualization_->SetActions(ui_->action_previous_track, ui_->action_play_pause, ui_->action_stop, ui_->action_next_track);
-    connect(&*app_->player(), &Player::Stopped, &*visualization_, &VisualizationContainer::Stopped);
-    connect(&*app_->player(), &Player::ForceShowOSD, &*visualization_, &VisualizationContainer::SongMetadataChanged);
-    connect(&*app_->playlist_manager(), &PlaylistManager::CurrentSongChanged, &*visualization_, &VisualizationContainer::SongMetadataChanged);
-
-    visualization_->SetEngine(qobject_cast<GstEngine*>(&*app_->player()->engine()));
-  }
-
-  visualization_->show();
-
-#endif  // HAVE_VISUALIZATIONS
-
-}

src/core/mainwindow.h

@@ -97,7 +97,7 @@ class Windows7ThumbBar;
 class AddStreamDialog;
 class LastFMImportDialog;
 class RadioViewContainer;
-class VisualizationContainer;
+class ArtistBioView;
 
 #ifdef HAVE_DISCORD_RPC
 namespace discord {
@@ -282,7 +282,6 @@ class MainWindow : public QMainWindow, public PlatformInterface {
  public Q_SLOTS:
   void CommandlineOptionsReceived(const QByteArray &string_options);
   void Raise();
-  void ShowVisualizations();
 
  private:
   void SaveSettings();
@@ -360,11 +359,9 @@ class MainWindow : public QMainWindow, public PlatformInterface {
 
   RadioViewContainer *radio_view_;
 
-  LastFMImportDialog *lastfm_import_dialog_;
+  ArtistBioView *artistbio_view_;
 
-#ifdef HAVE_VISUALIZATIONS
-  ScopedPtr<VisualizationContainer> visualization_;
-#endif
+  LastFMImportDialog *lastfm_import_dialog_;
 
   QAction *collection_show_all_;
   QAction *collection_show_duplicates_;

src/core/mainwindow.ui

@@ -517,7 +517,6 @@
     <addaction name="action_cover_manager"/>
     <addaction name="action_equalizer"/>
     <addaction name="action_transcoder"/>
-    <addaction name="action_visualizations"/>
     <addaction name="separator"/>
     <addaction name="action_update_collection"/>
     <addaction name="action_full_collection_scan"/>
@@ -864,11 +863,6 @@
     <string>Import data from last.fm...</string>
    </property>
   </action>
-  <action name="action_visualizations">
-    <property name="text">
-      <string>Visualizations</string>
-    </property>
-  </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <customwidgets>

src/core/metatypes.cpp

@@ -68,6 +68,7 @@
 #include "smartplaylists/playlistgenerator_fwd.h"
 
 #include "radios/radiochannel.h"
+#include "widgets/collapsibleinfopane.h"
 
 #ifdef HAVE_MTP
 #  include "device/mtpconnection.h"
@@ -147,6 +148,8 @@ void RegisterMetaTypes() {
   qRegisterMetaType<RadioChannel>("RadioChannel");
   qRegisterMetaType<RadioChannelList>("RadioChannelList");
 
+  qRegisterMetaType<CollapsibleInfoPane::Data>("CollapsibleInfoPane::Data");
+
 #ifdef HAVE_MTP
   qRegisterMetaType<MtpConnection*>("MtpConnection*");
 #endif

src/engine/gstbufferconsumer.h

@@ -36,7 +36,7 @@ class GstBufferConsumer {
 
   // This is called in some unspecified GStreamer thread.
   // Ownership of the buffer is transferred to the BufferConsumer, and it should gst_buffer_unref it.
-  virtual void ConsumeBuffer(GstBuffer *buffer, const int pipeline_id, const QString &format, const int channels) = 0;
+  virtual void ConsumeBuffer(GstBuffer *buffer, const int pipeline_id, const QString &format) = 0;
 
  private:
   Q_DISABLE_COPY(GstBufferConsumer)

src/engine/gstengine.cpp

@@ -543,9 +543,7 @@ void GstEngine::ReloadSettings() {
 
 }
 
-void GstEngine::ConsumeBuffer(GstBuffer *buffer, const int pipeline_id, const QString &format, const int channels) {
-
-  Q_UNUSED(channels);
+void GstEngine::ConsumeBuffer(GstBuffer *buffer, const int pipeline_id, const QString &format) {
 
   // Schedule this to run in the GUI thread.  The buffer gets added to the queue and unreffed by UpdateScope.
   if (!QMetaObject::invokeMethod(this, "AddBufferToScope", Q_ARG(GstBuffer*, buffer), Q_ARG(int, pipeline_id), Q_ARG(QString, format))) {

src/engine/gstengine.h

@@ -84,7 +84,7 @@ class GstEngine : public EngineBase, public GstBufferConsumer {
   bool ALSADeviceSupport(const QString &output) const override;
   bool ExclusiveModeSupport(const QString &output) const override;
 
-  void ConsumeBuffer(GstBuffer *buffer, const int pipeline_id, const QString &format, const int channels) override;
+  void ConsumeBuffer(GstBuffer *buffer, const int pipeline_id, const QString &format) override;
 
  public Q_SLOTS:
   void ReloadSettings() override;

src/engine/gstenginepipeline.cpp

@@ -1385,7 +1385,7 @@ GstPadProbeReturn GstEnginePipeline::BufferProbeCallback(GstPad *pad, GstPadProb
 
   for (GstBufferConsumer *consumer : std::as_const(consumers)) {
     gst_buffer_ref(buf);
-    consumer->ConsumeBuffer(buf, instance->id(), format, channels);
+    consumer->ConsumeBuffer(buf, instance->id(), format);
   }
 
   if (buf16) {

src/settings/behavioursettingspage.cpp

@@ -165,6 +165,7 @@ void BehaviourSettingsPage::Load() {
 
   ui_->checkbox_resumeplayback->setChecked(s.value(kResumePlayback, false).toBool());
   ui_->checkbox_playingwidget->setChecked(s.value(kPlayingWidget, true).toBool());
+  ui_->checkbox_artistbio->setChecked(s.value("artistbio", false).toBool());
 
 #ifndef Q_OS_MACOS
   const StartupBehaviour startup_behaviour = static_cast<StartupBehaviour>(s.value(kStartupBehaviour, static_cast<int>(StartupBehaviour::Remember)).toInt());
@@ -232,9 +233,12 @@ void BehaviourSettingsPage::Save() {
 #if defined(HAVE_DBUS) && !defined(Q_OS_MACOS)
   s.setValue(kTaskbarProgress, ui_->checkbox_taskbar_progress->isChecked());
 #endif
+
   s.setValue(kResumePlayback, ui_->checkbox_resumeplayback->isChecked());
   s.setValue(kPlayingWidget, ui_->checkbox_playingwidget->isChecked());
 
+  s.setValue("artistbio", ui_->checkbox_artistbio->isChecked());
+
   StartupBehaviour startup_behaviour = StartupBehaviour::Remember;
   if (ui_->radiobutton_remember->isChecked()) startup_behaviour = StartupBehaviour::Remember;
   if (ui_->radiobutton_show->isChecked()) startup_behaviour = StartupBehaviour::Show;

src/settings/behavioursettingspage.ui

@@ -65,6 +65,13 @@
      </property>
     </widget>
    </item>
+   <item>
+    <widget class="QCheckBox" name="checkbox_artistbio">
+     <property name="text">
+      <string>Artist biography</string>
+     </property>
+    </widget>
+   </item>
    <item>
     <widget class="QGroupBox" name="groupbox_startup">
      <property name="title">

src/visualizations/projectmpresetmodel.cpp

@@ -1,159 +0,0 @@
-/*
- * Strawberry Music Player
- * This file was part of Clementine.
- * Copyright 2010, David Sansome <me@davidsansome.com>
- * Copyright 2024, 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 <QAbstractItemModel>
-#include <QString>
-#include <QStringList>
-#include <QFileInfo>
-#include <QDir>
-#include <QDirIterator>
-
-#include "core/logging.h"
-
-#include "projectmpresetmodel.h"
-#include "projectmvisualization.h"
-
-ProjectMPresetModel::ProjectMPresetModel(ProjectMVisualization *projectm_visualization, QObject *parent)
-    : QAbstractItemModel(parent),
-      projectm_visualization_(projectm_visualization) {
-
-  // Find presets
-  if (QFileInfo::exists(projectm_visualization_->preset_path())) {
-    QDirIterator it(projectm_visualization_->preset_path(), QStringList() << QStringLiteral("*.milk") << QStringLiteral("*.prjm"), QDir::Files | QDir::NoDotAndDotDot | QDir::Readable, QDirIterator::Subdirectories);
-    QStringList files;
-    while (it.hasNext()) {
-      it.next();
-      files << it.filePath();
-    }
-    std::stable_sort(files.begin(), files.end());
-    for (const QString &filepath : std::as_const(files)) {
-      const QFileInfo fileinfo(filepath);
-      all_presets_ << Preset(fileinfo.filePath(), fileinfo.fileName(), false);
-    }
-  }
-  else {
-    qLog(Error) << "ProjectM preset path" << projectm_visualization_->preset_path() << "does not exist";
-  }
-
-}
-
-int ProjectMPresetModel::rowCount(const QModelIndex &idx) const {
-
-  Q_UNUSED(idx);
-
-  if (!projectm_visualization_) return 0;
-
-  return static_cast<int>(all_presets_.count());
-
-}
-
-int ProjectMPresetModel::columnCount(const QModelIndex &idx) const {
-  Q_UNUSED(idx);
-  return 1;
-}
-
-QModelIndex ProjectMPresetModel::index(const int row, const int column, const QModelIndex &idx) const {
-  Q_UNUSED(idx);
-  return createIndex(row, column);
-}
-
-QModelIndex ProjectMPresetModel::parent(const QModelIndex &child) const {
-  Q_UNUSED(child);
-  return QModelIndex();
-}
-
-QVariant ProjectMPresetModel::data(const QModelIndex &index, const int role) const {
-
-  switch (role) {
-    case Qt::DisplayRole:
-      return all_presets_[index.row()].name_;
-    case Qt::CheckStateRole:{
-      bool selected = all_presets_[index.row()].selected_;
-      return selected ? Qt::Checked : Qt::Unchecked;
-    }
-    case Role::Role_Path:
-      return all_presets_[index.row()].path_;
-    default:
-      return QVariant();
-  }
-
-}
-
-Qt::ItemFlags ProjectMPresetModel::flags(const QModelIndex &idx) const {
-
-  if (!idx.isValid()) return QAbstractItemModel::flags(idx);
-  return Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsUserCheckable | Qt::ItemIsEnabled;
-
-}
-
-bool ProjectMPresetModel::setData(const QModelIndex &idx, const QVariant &value, int role) {
-
-  if (role == Qt::CheckStateRole) {
-    all_presets_[idx.row()].selected_ = value.toBool();
-    projectm_visualization_->SetSelected(QStringList() << all_presets_[idx.row()].path_, value.toBool());
-    return true;
-  }
-
-  return false;
-
-}
-
-void ProjectMPresetModel::SetImmediatePreset(const QModelIndex &idx) {
-  projectm_visualization_->SetImmediatePreset(all_presets_[idx.row()].path_);
-}
-
-void ProjectMPresetModel::SelectAll() {
-
-  QStringList paths;
-  paths.reserve(all_presets_.count());
-  for (int i = 0; i < all_presets_.count(); ++i) {
-    paths << all_presets_[i].path_;
-    all_presets_[i].selected_ = true;
-  }
-  projectm_visualization_->SetSelected(paths, true);
-
-  Q_EMIT dataChanged(index(0, 0), index(rowCount() - 1, 0));
-
-}
-
-void ProjectMPresetModel::SelectNone() {
-
-  projectm_visualization_->ClearSelected();
-  for (int i = 0; i < all_presets_.count(); ++i) {
-    all_presets_[i].selected_ = false;
-  }
-
-  Q_EMIT dataChanged(index(0, 0), index(rowCount() - 1, 0));
-
-}
-
-void ProjectMPresetModel::MarkSelected(const QString &path, const bool selected) {
-
-  for (int i = 0; i < all_presets_.count(); ++i) {
-    if (path == all_presets_[i].path_) {
-      all_presets_[i].selected_ = selected;
-      return;
-    }
-  }
-
-}

src/visualizations/projectmpresetmodel.h

@@ -1,77 +0,0 @@
-/*
- * Strawberry Music Player
- * This file was part of Clementine.
- * Copyright 2010, David Sansome <me@davidsansome.com>
- * Copyright 2024, 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/>.
- *
- */
-
-#ifndef PROJECTMPRESETMODEL_H
-#define PROJECTMPRESETMODEL_H
-
-#include "config.h"
-
-#include <QList>
-#include <QString>
-#include <QAbstractItemModel>
-
-class ProjectMVisualization;
-
-class ProjectMPresetModel : public QAbstractItemModel {
-  Q_OBJECT
-
-  friend class ProjectMVisualization;
-
- public:
-  explicit ProjectMPresetModel(ProjectMVisualization *projectm_visualization, QObject *parent = nullptr);
-
-  enum Role {
-    Role_Path = Qt::UserRole,
-  };
-
-  void MarkSelected(const QString &path, bool selected);
-
-  // QAbstractItemModel
-  QModelIndex index(const int row, const int column, const QModelIndex &parent = QModelIndex()) const override;
-  QModelIndex parent(const QModelIndex &child) const override;
-  int rowCount(const QModelIndex &parent = QModelIndex()) const override;
-  int columnCount(const QModelIndex &parent = QModelIndex()) const override;
-  QVariant data(const QModelIndex &index, const int role = Qt::DisplayRole) const override;
-  Qt::ItemFlags flags(const QModelIndex &index) const override;
-  bool setData(const QModelIndex &index, const QVariant &value, const int role = Qt::EditRole) override;
-
- public Q_SLOTS:
-  void SetImmediatePreset(const QModelIndex &index);
-  void SelectAll();
-  void SelectNone();
-
- private:
-  struct Preset {
-    explicit Preset(const QString &path, const QString &name, const bool selected)
-        : path_(path),
-          name_(name),
-          selected_(selected) {}
-
-    QString path_;
-    QString name_;
-    bool selected_;
-  };
-
-  ProjectMVisualization *projectm_visualization_;
-  QList<Preset> all_presets_;
-};
-
-#endif  // PROJECTMPRESETMODEL_H

src/visualizations/projectmvisualization.cpp

@@ -1,469 +0,0 @@
-/*
- * Strawberry Music Player
- * This file was part of Clementine.
- * Copyright 2010, David Sansome <me@davidsansome.com>
- * Copyright 2024, 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 <string>
-#include <memory>
-
-#ifdef HAVE_PROJECTM4
-#  include <projectM-4/types.h>
-#  include <projectM-4/core.h>
-#  include <projectM-4/parameters.h>
-#  include <projectM-4/memory.h>
-#  include <projectM-4/audio.h>
-#  include <projectM-4/render_opengl.h>
-#  include <projectM-4/playlist_types.h>
-#  include <projectM-4/playlist_core.h>
-#  include <projectM-4/playlist_memory.h>
-#  include <projectM-4/playlist_items.h>
-#  include <projectM-4/playlist_playback.h>
-#else
-#  include <libprojectM/projectM.hpp>
-#endif  // HAVE_PROJECTM4
-
-#include <QCoreApplication>
-#include <QGraphicsScene>
-#include <QString>
-#include <QStringList>
-#include <QDir>
-#include <QFileInfo>
-#include <QScopeGuard>
-#include <QPainter>
-#include <QRandomGenerator>
-#include <QMessageBox>
-#include <QTimerEvent>
-
-#include "core/logging.h"
-#include "core/settings.h"
-#include "projectmvisualization.h"
-#include "projectmpresetmodel.h"
-#include "visualizationcontainer.h"
-
-ProjectMVisualization::ProjectMVisualization(VisualizationContainer *container)
-    : QGraphicsScene(container),
-      container_(container),
-      preset_model_(nullptr),
-#ifdef HAVE_PROJECTM4
-      projectm_instance_(nullptr),
-      projectm_playlist_instance_(nullptr),
-#endif
-      mode_(Mode::Random),
-      duration_(15),
-      texture_size_(512) {
-
-  QObject::connect(this, &QGraphicsScene::sceneRectChanged, this, &ProjectMVisualization::SceneRectChanged);
-
-#ifndef HAVE_PROJECTM4
-  for (int i = 0; i < TOTAL_RATING_TYPES; ++i) {
-    default_rating_list_.push_back(3);
-  }
-#endif  // HAVE_PROJECTM4
-
-}
-
-ProjectMVisualization::~ProjectMVisualization() {
-
-#ifdef HAVE_PROJECTM4
-  if (projectm_playlist_instance_) {
-    projectm_playlist_destroy(projectm_playlist_instance_);
-  }
-  if (projectm_instance_) {
-    projectm_destroy(projectm_instance_);
-  }
-#endif  // HAVE_PROJECTM4
-
-}
-
-void ProjectMVisualization::Init() {
-
-#ifdef HAVE_PROJECTM4
-  if (projectm_instance_) {
-    return;
-  }
-#else
-  if (projectm_) {
-    return;
-  }
-#endif  // HAVE_PROJECTM4
-
-  // Find the projectM presets
-
-  QStringList data_paths = QStringList() << QStringLiteral("/usr/share")
-                                         << QStringLiteral("/usr/local/share")
-                                         << QLatin1String(CMAKE_INSTALL_PREFIX) + QLatin1String("/share");
-
-  const QStringList xdg_data_dirs = QString::fromUtf8(qgetenv("XDG_DATA_DIRS")).split(QLatin1Char(':'));
-  for (const QString &xdg_data_dir : xdg_data_dirs) {
-    if (!data_paths.contains(xdg_data_dir)) {
-      data_paths.append(xdg_data_dir);
-    }
-  }
-
-#if defined(Q_OS_WIN32)
-  data_paths.prepend(QCoreApplication::applicationDirPath());
-#endif
-
-  const QStringList projectm_paths = QStringList() << QStringLiteral("projectM/presets")
-                                                   << QStringLiteral("projectm-presets");
-
-  QStringList preset_paths;
-  for (const QString &data_path : std::as_const(data_paths)) {
-    for (const QString &projectm_path : projectm_paths) {
-      const QString path = data_path + QLatin1Char('/') + projectm_path;
-      if (!QFileInfo::exists(path) || QDir(path).entryList(QDir::Dirs | QDir::Files | QDir::NoDotAndDotDot).isEmpty()) {
-        preset_paths << path;
-        continue;
-      }
-      preset_path_ = path;
-      break;
-    }
-  }
-
-  // Create projectM settings
-#ifdef HAVE_PROJECTM4
-  Q_ASSERT(projectm_instance_ == nullptr);
-  Q_ASSERT(projectm_playlist_instance_ == nullptr);
-  projectm_instance_ = projectm_create();
-  projectm_set_preset_duration(projectm_instance_, duration_);
-  projectm_set_mesh_size(projectm_instance_, 32, 24);
-  projectm_set_fps(projectm_instance_, 35);
-  projectm_set_window_size(projectm_instance_, 512, 512);
-  projectm_playlist_instance_ = projectm_playlist_create(projectm_instance_);
-#else
-  projectM::Settings s;
-  s.presetURL = preset_path_.toStdString();
-  s.meshX = 32;
-  s.meshY = 24;
-  s.textureSize = texture_size_;
-  s.fps = 35;
-  s.windowWidth = 512;
-  s.windowHeight = 512;
-  s.smoothPresetDuration = 5;
-  s.presetDuration = duration_;
-  s.shuffleEnabled = true;
-  s.softCutRatingsEnabled = false;
-  s.easterEgg = 0;
-  projectm_ = std::make_unique<projectM>(s);
-#endif  // HAVE_PROJECTM4
-
-  Q_ASSERT(preset_model_ == nullptr);
-  preset_model_ = new ProjectMPresetModel(this, this);
-
-  Load();
-
-  // Start at a random preset.
-#ifdef HAVE_PROJECTM4
-  const uint count = projectm_playlist_size(projectm_playlist_instance_);
-  if (count > 0) {
-    const uint position = QRandomGenerator::global()->bounded(count);
-    projectm_playlist_set_position(projectm_playlist_instance_, position, true);
-  }
-#else
-  const uint count = projectm_->getPlaylistSize();
-  if (count > 0) {
-    const uint selection = QRandomGenerator::global()->bounded(count);
-    projectm_->selectPreset(selection, true);
-  }
-#endif  // HAVE_PROJECTM4
-
-  if (preset_path_.isEmpty()) {
-    qWarning("ProjectM presets could not be found, search path was:\n  %s", preset_paths.join(QLatin1String("\n  ")).toLocal8Bit().constData());
-    QMessageBox::warning(nullptr, tr("Missing projectM presets"), tr("Strawberry could not load any projectM visualizations.  Check that you have installed Strawberry properly."));
-  }
-
-  Resize(sceneRect().width(), sceneRect().height(), container_->devicePixelRatio());
-
-}
-
-void ProjectMVisualization::drawBackground(QPainter *p, const QRectF &rect) {
-
-  Q_UNUSED(rect);
-
-  p->beginNativePainting();
-
-#ifdef HAVE_PROJECTM4
-  projectm_opengl_render_frame(projectm_instance_);
-#else
-  projectm_->renderFrame();
-#endif
-
-  p->endNativePainting();
-
-}
-
-void ProjectMVisualization::SceneRectChanged(const QRectF &rect) {
-
-  Resize(rect.width(), rect.height(), container_->devicePixelRatio());
-
-}
-
-void ProjectMVisualization::Resize(const qreal width, const qreal height, const qreal pixel_ratio) {
-
-#ifdef HAVE_PROJECTM4
-  if (projectm_instance_) {
-    projectm_set_window_size(projectm_instance_, static_cast<size_t>(width * pixel_ratio), static_cast<size_t>(height * pixel_ratio));
-  }
-#else
-  if (projectm_) {
-    projectm_->projectM_resetGL(static_cast<int>(width * pixel_ratio), static_cast<int>(height * pixel_ratio));
-  }
-#endif  // HAVE_PROJECTM4
-
-}
-
-void ProjectMVisualization::SetTextureSize(const int size) {
-
-  texture_size_ = size;
-
-#ifndef HAVE_PROJECTM4
-  if (projectm_) {
-    projectm_->changeTextureSize(texture_size_);
-  }
-#endif  // HAVE_PROJECTM4
-
-}
-
-void ProjectMVisualization::SetDuration(const int seconds) {
-
-  duration_ = seconds;
-
-#ifdef HAVE_PROJECTM4
-  if (projectm_instance_) {
-    projectm_set_preset_duration(projectm_instance_, duration_);
-  }
-#else
-  if (projectm_) {
-    projectm_->changePresetDuration(duration_);
-  }
-#endif  // HAVE_PROJECTM4
-
-  Save();
-
-}
-
-void ProjectMVisualization::ConsumeBuffer(GstBuffer *buffer, const int pipeline_id, const QString &format, const int channels) {
-
-  Q_UNUSED(pipeline_id);
-  Q_UNUSED(format);
-
-  GstMapInfo map;
-  gst_buffer_map(buffer, &map, GST_MAP_READ);
-
-#ifdef HAVE_PROJECTM4
-  if (projectm_instance_) {
-    const unsigned int samples_per_channel = (map.size / sizeof(int16_t)) / channels;
-    const int16_t *data = reinterpret_cast<int16_t*>(map.data);
-    projectm_pcm_add_int16(projectm_instance_, data, samples_per_channel, static_cast<projectm_channels>(channels));
-  }
-#else
-  if (projectm_) {
-    const int16_t samples_per_channel = static_cast<int16_t>((map.size / sizeof(int16_t)) / channels);
-    const int16_t *data = reinterpret_cast<int16_t*>(map.data);
-    projectm_->pcm()->addPCM16Data(data, samples_per_channel);
-  }
-#endif  // HAVE_PROJECTM4
-
-  gst_buffer_unmap(buffer, &map);
-  gst_buffer_unref(buffer);
-
-}
-
-void ProjectMVisualization::SetSelected(const QStringList &paths, const bool selected) {
-
-  for (const QString &path : paths) {
-    const int index = IndexOfPreset(path);
-    if (selected && index == -1) {
-#ifdef HAVE_PROJECTM4
-      projectm_playlist_add_preset(projectm_playlist_instance_, path.toUtf8().constData(), true);
-#else
-      projectm_->addPresetURL(path.toStdString(), std::string(), default_rating_list_);
-#endif
-    }
-    else if (!selected && index != -1) {
-#ifdef HAVE_PROJECTM4
-      projectm_playlist_remove_preset(projectm_playlist_instance_, index);
-#else
-      projectm_->removePreset(index);
-#endif
-    }
-  }
-
-  Save();
-
-}
-
-void ProjectMVisualization::ClearSelected() {
-
-#ifdef HAVE_PROJECTM4
-  projectm_playlist_clear(projectm_playlist_instance_);
-#else
-  projectm_->clearPlaylist();
-#endif
-
-  Save();
-
-}
-
-int ProjectMVisualization::IndexOfPreset(const QString &preset_path) const {
-
-#ifdef HAVE_PROJECTM4
-  const uint count = projectm_playlist_size(projectm_playlist_instance_);
-  for (uint i = 0; i < count; ++i) {
-    char *projectm_preset_path = projectm_playlist_item(projectm_playlist_instance_, i);
-    if (projectm_preset_path) {
-      const QScopeGuard projectm_preset_path_deleter = qScopeGuard([projectm_preset_path](){ projectm_playlist_free_string(projectm_preset_path); });
-      if (QLatin1String(projectm_preset_path) == preset_path) {
-        return static_cast<int>(i);
-      }
-    }
-  }
-#else
-  const uint count = projectm_->getPlaylistSize();
-  for (uint i = 0; i < count; ++i) {
-    if (QString::fromStdString(projectm_->getPresetURL(i)) == preset_path) return static_cast<int>(i);
-  }
-#endif  // HAVE_PROJECTM4
-
-  return -1;
-
-}
-
-void ProjectMVisualization::Load() {
-
-  Settings s;
-  s.beginGroup(QLatin1String(VisualizationContainer::kSettingsGroup));
-  mode_ = Mode(s.value("mode", 0).toInt());
-  duration_ = s.value("duration", duration_).toInt();
-  s.endGroup();
-
-#ifdef HAVE_PROJECTM4
-  projectm_set_preset_duration(projectm_instance_, duration_);
-  projectm_playlist_clear(projectm_playlist_instance_);
-#else
-  projectm_->changePresetDuration(duration_);
-  projectm_->clearPlaylist();
-#endif  // HAVE_PROJECTM4
-
-  switch (mode_) {
-    case Mode::Random:{
-      for (int i = 0; i < preset_model_->all_presets_.count(); ++i) {
-#ifdef HAVE_PROJECTM4
-        projectm_playlist_add_preset(projectm_playlist_instance_, preset_model_->all_presets_[i].path_.toUtf8().constData(), false);
-#else
-        projectm_->addPresetURL(preset_model_->all_presets_[i].path_.toStdString(), std::string(), default_rating_list_);
-#endif
-        preset_model_->all_presets_[i].selected_ = true;
-      }
-      break;
-    }
-    case Mode::FromList:{
-      s.beginGroup(QLatin1String(VisualizationContainer::kSettingsGroup));
-      const QStringList paths = s.value("preset_paths").toStringList();
-      s.endGroup();
-      for (const QString &path : paths) {
-#ifdef HAVE_PROJECTM4
-        projectm_playlist_add_preset(projectm_playlist_instance_, path.toUtf8().constData(), true);
-#else
-        projectm_->addPresetURL(path.toStdString(), std::string(), default_rating_list_);
-#endif
-        preset_model_->MarkSelected(path, true);
-      }
-    }
-  }
-
-}
-
-void ProjectMVisualization::Save() {
-
-  QStringList paths;
-
-  for (const ProjectMPresetModel::Preset &preset : std::as_const(preset_model_->all_presets_)) {
-    if (preset.selected_) paths << preset.path_;
-  }
-
-  Settings s;
-  s.beginGroup(VisualizationContainer::kSettingsGroup);
-  s.setValue("preset_paths", paths);
-  s.setValue("mode", static_cast<int>(mode_));
-  s.setValue("duration", duration_);
-  s.endGroup();
-
-}
-
-void ProjectMVisualization::SetMode(const Mode mode) {
-
-  mode_ = mode;
-  Save();
-
-}
-
-QString ProjectMVisualization::preset_path() const {
-
-#ifdef HAVE_PROJECTM4
-  return preset_path_;
-#else
-  if (projectm_) {
-    return QString::fromStdString(projectm_->settings().presetURL);
-  }
-  return QString();
-#endif  // HAVE_PROJECTM4
-
-}
-
-void ProjectMVisualization::SetImmediatePreset(const int index) {
-
-#ifdef HAVE_PROJECTM4
-  if (projectm_playlist_instance_) {
-    projectm_playlist_set_position(projectm_playlist_instance_, index, true);
-  }
-#else
-  if (projectm_) {
-    projectm_->selectPreset(index, true);
-  }
-#endif  // HAVE_PROJECTM4
-
-}
-
-void ProjectMVisualization::SetImmediatePreset(const QString &path) {
-
-  const int index = IndexOfPreset(path);
-  if (index != -1) {
-    SetImmediatePreset(index);
-  }
-
-}
-
-void ProjectMVisualization::Lock(const bool lock) {
-
-#ifdef HAVE_PROJECTM4
-  if (projectm_instance_) {
-    projectm_set_preset_locked(projectm_instance_, lock);
-  }
-#else
-  if (projectm_) {
-    projectm_->setPresetLock(lock);
-  }
-#endif  // HAVE_PROJECTM4
-
-  if (!lock) Load();
-
-}

src/visualizations/projectmvisualization.h

@@ -1,114 +0,0 @@
-/*
- * Strawberry Music Player
- * This file was part of Clementine.
- * Copyright 2010, David Sansome <me@davidsansome.com>
- * Copyright 2024, 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/>.
- *
- */
-
-#ifndef PROJECTMVISUALIZATION_H
-#define PROJECTMVISUALIZATION_H
-
-#include "config.h"
-
-#include <memory>
-#include <vector>
-
-#ifdef HAVE_PROJECTM4
-#  include <projectM-4/types.h>
-#  include <projectM-4/playlist_types.h>
-#else
-#  include <libprojectM/projectM.hpp>
-#endif
-
-#include <QString>
-#include <QStringList>
-#include <QGraphicsScene>
-
-#include "engine/gstbufferconsumer.h"
-
-class projectM;
-class QPainter;
-class ProjectMPresetModel;
-class VisualizationContainer;
-
-class ProjectMVisualization : public QGraphicsScene, public GstBufferConsumer {
-  Q_OBJECT
-
- public:
-  explicit ProjectMVisualization(VisualizationContainer *container);
-  ~ProjectMVisualization();
-
-  enum class Mode {
-    Random = 0,
-    FromList = 1,
-  };
-
-  QString preset_path() const;
-  ProjectMPresetModel *preset_model() const { return preset_model_; }
-
-  Mode mode() const { return mode_; }
-  int duration() const { return duration_; }
-
-  void Init();
-
-  // BufferConsumer
-  void ConsumeBuffer(GstBuffer *buffer, const int pipeline_id, const QString &format, const int channels) override;
-
- public Q_SLOTS:
-  void SetTextureSize(const int size);
-  void SetDuration(const int seconds);
-
-  void SetSelected(const QStringList &paths, const bool selected);
-  void ClearSelected();
-  void SetImmediatePreset(const int index);
-  void SetImmediatePreset(const QString &path);
-  void SetMode(const Mode mode);
-
-  void Lock(const bool lock);
-
- protected:
-  // QGraphicsScene
-  void drawBackground(QPainter *painter, const QRectF &rect) override;
-
- private Q_SLOTS:
-  void SceneRectChanged(const QRectF &rect);
-
- private:
-  void Load();
-  void Save();
-
-  int IndexOfPreset(const QString &preset_path) const;
-
-  void Resize(const qreal width, const qreal height, const qreal pixel_ratio);
-
- private:
-  VisualizationContainer *container_;
-  ProjectMPresetModel *preset_model_;
-#ifdef HAVE_PROJECTM4
-  projectm_handle projectm_instance_;
-  projectm_playlist_handle projectm_playlist_instance_;
-#else
-  std::unique_ptr<projectM> projectm_;
-#endif
-  Mode mode_;
-  int duration_;
-  std::vector<int> default_rating_list_;
-  int texture_size_;
-  QString preset_path_;
-};
-
-#endif  // PROJECTMVISUALIZATION_H

src/visualizations/visualizationcontainer.cpp

@@ -1,328 +0,0 @@
-/*
- * Strawberry Music Player
- * This file was part of Clementine.
- * Copyright 2010, David Sansome <me@davidsansome.com>
- * Copyright 2024, 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 <QtGlobal>
-
-#include <QOpenGLWidget>
-
-#include <QGraphicsProxyWidget>
-#include <QHBoxLayout>
-#include <QLabel>
-#include <QMenu>
-#include <QMessageBox>
-#include <QShortcut>
-#include <QActionGroup>
-
-#include "core/logging.h"
-#include "core/iconloader.h"
-#include "core/settings.h"
-#include "engine/gstengine.h"
-#include "visualizationcontainer.h"
-#include "visualizationopenglwidget.h"
-#include "visualizationoverlay.h"
-#include "visualizationselector.h"
-#include "projectmvisualization.h"
-
-const char *VisualizationContainer::kSettingsGroup = "Visualizations";
-
-namespace {
-constexpr int kLowFramerate = 15;
-constexpr int kMediumFramerate = 25;
-constexpr int kHighFramerate = 35;
-constexpr int kSuperHighFramerate = 60;
-
-constexpr int kDefaultWidth = 828;
-constexpr int kDefaultHeight = 512;
-constexpr int kDefaultFps = kHighFramerate;
-constexpr int kDefaultTextureSize = 512;
-}  // namespace
-
-VisualizationContainer::VisualizationContainer(QWidget *parent)
-    : QGraphicsView(parent),
-      projectm_visualization_(new ProjectMVisualization(this)),
-      overlay_(new VisualizationOverlay),
-      selector_(new VisualizationSelector(this)),
-      overlay_proxy_(nullptr),
-      engine_(nullptr),
-      menu_(new QMenu(this)),
-      fps_(kDefaultFps),
-      size_(kDefaultTextureSize) {
-
-  setWindowTitle(tr("Visualizations"));
-  setWindowIcon(IconLoader::Load(QStringLiteral("strawberry")));
-  setMinimumSize(64, 64);
-
-  {
-    Settings s;
-    s.beginGroup(QLatin1String(kSettingsGroup));
-    if (!restoreGeometry(s.value("geometry").toByteArray())) {
-      resize(kDefaultWidth, kDefaultHeight);
-    }
-    fps_ = s.value("fps", kDefaultFps).toInt();
-    size_ = s.value("size", kDefaultTextureSize).toInt();
-    s.endGroup();
-  }
-
-  QShortcut *close = new QShortcut(QKeySequence::Close, this);
-  QObject::connect(close, &QShortcut::activated, this, &VisualizationContainer::close);
-
-  // Set up the graphics view
-  setScene(projectm_visualization_);
-  setViewport(new VisualizationOpenGLWidget(projectm_visualization_));
-  setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
-  setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
-  setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
-  setFrameStyle(QFrame::NoFrame);
-
-  // Add the overlay
-  overlay_proxy_ = scene()->addWidget(overlay_);
-  QObject::connect(overlay_, &VisualizationOverlay::OpacityChanged, this, &VisualizationContainer::ChangeOverlayOpacity);
-  QObject::connect(overlay_, &VisualizationOverlay::ShowPopupMenu, this, &VisualizationContainer::ShowPopupMenu);
-  ChangeOverlayOpacity(0.0);
-
-  projectm_visualization_->SetTextureSize(size_);
-  SizeChanged();
-
-  // Selector
-  selector_->SetVisualization(projectm_visualization_);
-
-  // Settings menu
-  menu_->addAction(IconLoader::Load(QStringLiteral("view-fullscreen")), tr("Toggle fullscreen"), this, &VisualizationContainer::ToggleFullscreen);
-
-  QMenu *fps_menu = menu_->addMenu(tr("Framerate"));
-  QActionGroup *fps_group = new QActionGroup(this);
-  AddFramerateMenuItem(tr("Low (%1 fps)").arg(kLowFramerate), kLowFramerate, fps_, fps_group);
-  AddFramerateMenuItem(tr("Medium (%1 fps)").arg(kMediumFramerate), kMediumFramerate, fps_, fps_group);
-  AddFramerateMenuItem(tr("High (%1 fps)").arg(kHighFramerate), kHighFramerate, fps_, fps_group);
-  AddFramerateMenuItem(tr("Super high (%1 fps)").arg(kSuperHighFramerate), kSuperHighFramerate, fps_, fps_group);
-  fps_menu->addActions(fps_group->actions());
-
-  QMenu *quality_menu = menu_->addMenu(tr("Quality", "Visualization quality"));
-  QActionGroup *quality_group = new QActionGroup(this);
-  AddQualityMenuItem(tr("Low (256x256)"), 256, size_, quality_group);
-  AddQualityMenuItem(tr("Medium (512x512)"), 512, size_, quality_group);
-  AddQualityMenuItem(tr("High (1024x1024)"), 1024, size_, quality_group);
-  AddQualityMenuItem(tr("Super high (2048x2048)"), 2048, size_, quality_group);
-  quality_menu->addActions(quality_group->actions());
-
-  menu_->addAction(tr("Select visualizations..."), selector_, &VisualizationContainer::show);
-
-  menu_->addSeparator();
-  menu_->addAction(IconLoader::Load(QStringLiteral("application-exit")), tr("Close visualization"), this, &VisualizationContainer::hide);
-
-}
-
-void VisualizationContainer::AddFramerateMenuItem(const QString &name, const int value, const int def, QActionGroup *group) {
-
-  QAction *action = group->addAction(name);
-  action->setCheckable(true);
-  action->setChecked(value == def);
-  QObject::connect(action, &QAction::triggered, this, [this, value]() { SetFps(value); });
-
-}
-
-void VisualizationContainer::AddQualityMenuItem(const QString &name, const int value, const int def, QActionGroup *group) {
-
-  QAction *action = group->addAction(name);
-  action->setCheckable(true);
-  action->setChecked(value == def);
-  QObject::connect(action, &QAction::triggered, this, [this, value]() { SetQuality(value); });
-
-}
-
-void VisualizationContainer::SetEngine(GstEngine *engine) {
-
-  engine_ = engine;
-
-  if (isVisible()) engine_->AddBufferConsumer(projectm_visualization_);
-
-}
-
-void VisualizationContainer::showEvent(QShowEvent *e) {
-
-  qLog(Debug) << "Showing visualization";
-
-  QGraphicsView::showEvent(e);
-
-  update_timer_.start(1000 / fps_, this);
-
-  if (engine_) engine_->AddBufferConsumer(projectm_visualization_);
-
-}
-
-void VisualizationContainer::hideEvent(QHideEvent *e) {
-
-  qLog(Debug) << "Hiding visualization";
-
-  QGraphicsView::hideEvent(e);
-
-  update_timer_.stop();
-
-  if (engine_) engine_->RemoveBufferConsumer(projectm_visualization_);
-
-}
-
-void VisualizationContainer::closeEvent(QCloseEvent *e) {
-
-  Q_UNUSED(e);
-
-  // Don't close the window. Just hide it.
-  e->ignore();
-  hide();
-
-}
-
-void VisualizationContainer::resizeEvent(QResizeEvent *e) {
-  QGraphicsView::resizeEvent(e);
-  SizeChanged();
-}
-
-void VisualizationContainer::SizeChanged() {
-
-  // Save the geometry
-  Settings s;
-  s.beginGroup(kSettingsGroup);
-  s.setValue("geometry", saveGeometry());
-
-  // Resize the scene
-  if (scene()) scene()->setSceneRect(QRect(QPoint(0, 0), size()));
-
-  // Resize the overlay
-  if (overlay_) overlay_->resize(size());
-
-}
-
-void VisualizationContainer::timerEvent(QTimerEvent *e) {
-
-  QGraphicsView::timerEvent(e);
-  if (e->timerId() == update_timer_.timerId()) scene()->update();
-
-}
-
-void VisualizationContainer::SetActions(QAction *previous, QAction *play_pause, QAction *stop, QAction *next) {
-  overlay_->SetActions(previous, play_pause, stop, next);
-}
-
-void VisualizationContainer::SongMetadataChanged(const Song &metadata) {
-  overlay_->SetSongTitle(QStringLiteral("%1 - %2").arg(metadata.artist(), metadata.title()));
-}
-
-void VisualizationContainer::Stopped() {
-  overlay_->SetSongTitle(tr("strawberry"));
-}
-
-void VisualizationContainer::ChangeOverlayOpacity(const qreal value) {
-
-  overlay_proxy_->setOpacity(value);
-
-  // Hide the cursor if the overlay is hidden
-  if (value < 0.5) {
-    viewport()->setCursor(Qt::BlankCursor);
-  }
-  else {
-    viewport()->unsetCursor();
-  }
-
-
-}
-
-void VisualizationContainer::enterEvent(QEnterEvent *e) {
-
-  QGraphicsView::enterEvent(e);
-
-  overlay_->SetVisible(true);
-
-}
-
-void VisualizationContainer::leaveEvent(QEvent *e) {
-  QGraphicsView::leaveEvent(e);
-  overlay_->SetVisible(false);
-}
-
-void VisualizationContainer::mouseMoveEvent(QMouseEvent *e) {
-  QGraphicsView::mouseMoveEvent(e);
-  overlay_->SetVisible(true);
-}
-
-void VisualizationContainer::mouseDoubleClickEvent(QMouseEvent *e) {
-  QGraphicsView::mouseDoubleClickEvent(e);
-  ToggleFullscreen();
-}
-
-void VisualizationContainer::contextMenuEvent(QContextMenuEvent *event) {
-  QGraphicsView::contextMenuEvent(event);
-  ShowPopupMenu(event->pos());
-}
-
-void VisualizationContainer::keyReleaseEvent(QKeyEvent *event) {
-
-  if (event->matches(QKeySequence::Close) || event->key() == Qt::Key_Escape) {
-    if (isFullScreen()) {
-      ToggleFullscreen();
-    }
-    else {
-      hide();
-    }
-    return;
-  }
-
-  QGraphicsView::keyReleaseEvent(event);
-
-}
-
-void VisualizationContainer::ToggleFullscreen() {
-
-  setWindowState(windowState() ^ Qt::WindowFullScreen);
-
-}
-
-void VisualizationContainer::SetFps(const int fps) {
-
-  fps_ = fps;
-
-  // Save settings
-  Settings s;
-  s.beginGroup(kSettingsGroup);
-  s.setValue("fps", fps_);
-
-  update_timer_.stop();
-  update_timer_.start(1000 / fps_, this);
-
-}
-
-void VisualizationContainer::ShowPopupMenu(const QPoint &pos) {
-  menu_->popup(mapToGlobal(pos));
-}
-
-void VisualizationContainer::SetQuality(const int size) {
-
-  size_ = size;
-
-  // Save settings
-  Settings s;
-  s.beginGroup(kSettingsGroup);
-  s.setValue("size", size_);
-
-  projectm_visualization_->SetTextureSize(size_);
-
-}

src/visualizations/visualizationcontainer.h

@@ -1,103 +0,0 @@
-/*
- * Strawberry Music Player
- * This file was part of Clementine.
- * Copyright 2010, David Sansome <me@davidsansome.com>
- * Copyright 2024, 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/>.
- *
- */
-
-#ifndef VISUALIZATIONCONTAINER_H
-#define VISUALIZATIONCONTAINER_H
-
-#include "config.h"
-
-#include <QBasicTimer>
-#include <QGraphicsView>
-
-#include "core/song.h"
-
-class GstEngine;
-class ProjectMVisualization;
-class VisualizationOverlay;
-class VisualizationSelector;
-
-class QMenu;
-class QActionGroup;
-class QEvent;
-class QShowEvent;
-class QHideEvent;
-class QCloseEvent;
-class QResizeEvent;
-class QTimerEvent;
-class QMouseEvent;
-class QContextMenuEvent;
-class QKeyEvent;
-class QEnterEvent;
-
-class VisualizationContainer : public QGraphicsView {
-  Q_OBJECT
-
- public:
-  explicit VisualizationContainer(QWidget *parent = nullptr);
-
-  static const char *kSettingsGroup;
-
-  void SetEngine(GstEngine *engine);
-  void SetActions(QAction *previous, QAction *play_pause, QAction *stop, QAction *next);
-
- public Q_SLOTS:
-  void SongMetadataChanged(const Song &metadata);
-  void Stopped();
-
- protected:
-  // QWidget
-  void showEvent(QShowEvent *e) override;
-  void hideEvent(QHideEvent *e) override;
-  void closeEvent(QCloseEvent *e) override;
-  void resizeEvent(QResizeEvent *e) override;
-  void timerEvent(QTimerEvent *e) override;
-  void mouseMoveEvent(QMouseEvent *e) override;
-  void enterEvent(QEnterEvent *e) override;
-  void leaveEvent(QEvent *e) override;
-  void mouseDoubleClickEvent(QMouseEvent *e) override;
-  void contextMenuEvent(QContextMenuEvent *event) override;
-  void keyReleaseEvent(QKeyEvent *event) override;
-
- private:
-  void SizeChanged();
-  void AddFramerateMenuItem(const QString &name, int value, int def, QActionGroup *group);
-  void AddQualityMenuItem(const QString &name, int value, int def, QActionGroup *group);
-
- private Q_SLOTS:
-  void ChangeOverlayOpacity(qreal value);
-  void ShowPopupMenu(const QPoint &pos);
-  void ToggleFullscreen();
-  void SetFps(const int fps);
-  void SetQuality(const int size);
-
- private:
-  ProjectMVisualization *projectm_visualization_;
-  VisualizationOverlay *overlay_;
-  VisualizationSelector *selector_;
-  QGraphicsProxyWidget *overlay_proxy_;
-  GstEngine *engine_;
-  QMenu *menu_;
-  QBasicTimer update_timer_;
-  int fps_;
-  int size_;
-};
-
-#endif  // VISUALIZATIONCONTAINER_H

src/visualizations/visualizationoverlay.cpp

@@ -1,116 +0,0 @@
-/*
- * Strawberry Music Player
- * This file was part of Clementine.
- * Copyright 2010, David Sansome <me@davidsansome.com>
- * Copyright 2024, 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 <QString>
-#include <QBasicTimer>
-#include <QTimeLine>
-#include <QGraphicsProxyWidget>
-#include <QTimerEvent>
-#include <QMouseEvent>
-
-#include "core/iconloader.h"
-#include "visualizationoverlay.h"
-#include "ui_visualizationoverlay.h"
-
-namespace {
-constexpr int kFadeDuration = 500;
-constexpr int kFadeTimeout = 5000;
-}
-
-VisualizationOverlay::VisualizationOverlay(QWidget *parent)
-    : QWidget(parent),
-      ui_(new Ui_VisualizationOverlay),
-      fade_timeline_(new QTimeLine(kFadeDuration, this)),
-      visible_(false) {
-
-  ui_->setupUi(this);
-
-  setAttribute(Qt::WA_TranslucentBackground);
-  setMouseTracking(true);
-
-  ui_->settings->setIcon(IconLoader::Load(QStringLiteral("configure")));
-
-  QObject::connect(ui_->settings, &QToolButton::clicked, this, &VisualizationOverlay::ShowSettingsMenu);
-  QObject::connect(fade_timeline_, &QTimeLine::valueChanged, this, &VisualizationOverlay::OpacityChanged);
-
-}
-
-VisualizationOverlay::~VisualizationOverlay() { delete ui_; }
-
-QGraphicsProxyWidget *VisualizationOverlay::title(QGraphicsProxyWidget *proxy) const {
-  return proxy->createProxyForChildWidget(ui_->song_title);
-}
-
-void VisualizationOverlay::SetActions(QAction *previous, QAction *play_pause, QAction *stop, QAction *next) {
-
-  ui_->previous->setDefaultAction(previous);
-  ui_->play_pause->setDefaultAction(play_pause);
-  ui_->stop->setDefaultAction(stop);
-  ui_->next->setDefaultAction(next);
-
-}
-
-void VisualizationOverlay::ShowSettingsMenu() {
-
-  Q_EMIT ShowPopupMenu(ui_->settings->mapToGlobal(ui_->settings->rect().bottomLeft()));
-
-}
-
-void VisualizationOverlay::timerEvent(QTimerEvent *e) {
-
-  QWidget::timerEvent(e);
-
-  if (e->timerId() == fade_out_timeout_.timerId()) {
-    SetVisible(false);
-  }
-
-}
-
-void VisualizationOverlay::SetVisible(const bool visible) {
-
-  // If we're showing the overlay, then fade out again in a little while
-  fade_out_timeout_.stop();
-  if (visible) fade_out_timeout_.start(kFadeTimeout, this);
-
-  // Don't change to the state we're in already
-  if (visible == visible_) return;
-  visible_ = visible;
-
-  // If there's already another fader running then start from the same time that one was already at.
-  int start_time = visible ? 0 : fade_timeline_->duration();
-  if (fade_timeline_->state() == QTimeLine::Running)
-    start_time = fade_timeline_->currentTime();
-
-  fade_timeline_->stop();
-  fade_timeline_->setDirection(visible ? QTimeLine::Forward : QTimeLine::Backward);
-  fade_timeline_->setCurrentTime(start_time);
-  fade_timeline_->resume();
-
-}
-
-void VisualizationOverlay::SetSongTitle(const QString &title) {
-
-  ui_->song_title->setText(title);
-  SetVisible(true);
-
-}

src/visualizations/visualizationoverlay.ui

@@ -1,234 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<ui version="4.0">
- <class>VisualizationOverlay</class>
- <widget class="QWidget" name="VisualizationOverlay">
-  <property name="geometry">
-   <rect>
-    <x>0</x>
-    <y>0</y>
-    <width>523</width>
-    <height>302</height>
-   </rect>
-  </property>
-  <property name="windowTitle">
-   <string>Form</string>
-  </property>
-  <property name="styleSheet">
-   <string notr="true">VisualizationOverlay {
-  background-color: transparent;
-}
-
-#frame {
-  background-color: rgba(96, 59, 25, 70%);
-  border-top-left-radius: 10px;
-  border-top-right-radius: 10px;
-  border-color: rgba(145, 89, 38, 100%);
-  border-width: 4px 4px 0px 4px;
-  border-style: solid;
-}
-
-#song_title {
-  font-weight: bold;
-  font-size: 20px;
-  color: #feae65;
-}
-
-QToolButton {
-  background: transparent;
-  border: none;
-}</string>
-  </property>
-  <layout class="QVBoxLayout" name="verticalLayout_2">
-   <property name="margin">
-    <number>0</number>
-   </property>
-   <item>
-    <spacer name="verticalSpacer">
-     <property name="orientation">
-      <enum>Qt::Vertical</enum>
-     </property>
-     <property name="sizeHint" stdset="0">
-      <size>
-       <width>20</width>
-       <height>210</height>
-      </size>
-     </property>
-    </spacer>
-   </item>
-   <item>
-    <layout class="QHBoxLayout" name="horizontalLayout_3">
-     <item>
-      <spacer name="horizontalSpacer">
-       <property name="orientation">
-        <enum>Qt::Horizontal</enum>
-       </property>
-       <property name="sizeHint" stdset="0">
-        <size>
-         <width>40</width>
-         <height>20</height>
-        </size>
-       </property>
-      </spacer>
-     </item>
-     <item>
-      <widget class="QFrame" name="frame">
-       <property name="frameShape">
-        <enum>QFrame::StyledPanel</enum>
-       </property>
-       <property name="frameShadow">
-        <enum>QFrame::Raised</enum>
-       </property>
-       <layout class="QVBoxLayout" name="verticalLayout">
-        <item>
-         <widget class="QLabel" name="song_title">
-          <property name="text">
-           <string>Strawberry</string>
-          </property>
-          <property name="alignment">
-           <set>Qt::AlignCenter</set>
-          </property>
-         </widget>
-        </item>
-        <item>
-         <layout class="QHBoxLayout" name="horizontalLayout_2">
-          <item>
-           <spacer name="horizontalSpacer_5">
-            <property name="orientation">
-             <enum>Qt::Horizontal</enum>
-            </property>
-            <property name="sizeType">
-             <enum>QSizePolicy::Preferred</enum>
-            </property>
-            <property name="sizeHint" stdset="0">
-             <size>
-              <width>40</width>
-              <height>20</height>
-             </size>
-            </property>
-           </spacer>
-          </item>
-          <item>
-           <widget class="QWidget" name="widget" native="true">
-            <property name="sizePolicy">
-             <sizepolicy hsizetype="Maximum" vsizetype="Preferred">
-              <horstretch>0</horstretch>
-              <verstretch>0</verstretch>
-             </sizepolicy>
-            </property>
-            <layout class="QHBoxLayout" name="horizontalLayout">
-             <property name="margin">
-              <number>0</number>
-             </property>
-             <item>
-              <widget class="QToolButton" name="previous">
-               <property name="iconSize">
-                <size>
-                 <width>24</width>
-                 <height>24</height>
-                </size>
-               </property>
-              </widget>
-             </item>
-             <item>
-              <widget class="QToolButton" name="play_pause">
-               <property name="iconSize">
-                <size>
-                 <width>24</width>
-                 <height>24</height>
-                </size>
-               </property>
-              </widget>
-             </item>
-             <item>
-              <widget class="QToolButton" name="stop">
-               <property name="iconSize">
-                <size>
-                 <width>24</width>
-                 <height>24</height>
-                </size>
-               </property>
-              </widget>
-             </item>
-             <item>
-              <widget class="QToolButton" name="next">
-               <property name="iconSize">
-                <size>
-                 <width>24</width>
-                 <height>24</height>
-                </size>
-               </property>
-              </widget>
-             </item>
-             <item>
-              <spacer name="horizontalSpacer_3">
-               <property name="orientation">
-                <enum>Qt::Horizontal</enum>
-               </property>
-               <property name="sizeType">
-                <enum>QSizePolicy::Fixed</enum>
-               </property>
-               <property name="sizeHint" stdset="0">
-                <size>
-                 <width>20</width>
-                 <height>13</height>
-                </size>
-               </property>
-              </spacer>
-             </item>
-             <item>
-              <widget class="QToolButton" name="settings">
-               <property name="toolTip">
-                <string>Visualizations Settings</string>
-               </property>
-               <property name="iconSize">
-                <size>
-                 <width>24</width>
-                 <height>24</height>
-                </size>
-               </property>
-              </widget>
-             </item>
-            </layout>
-           </widget>
-          </item>
-          <item>
-           <spacer name="horizontalSpacer_4">
-            <property name="orientation">
-             <enum>Qt::Horizontal</enum>
-            </property>
-            <property name="sizeType">
-             <enum>QSizePolicy::Preferred</enum>
-            </property>
-            <property name="sizeHint" stdset="0">
-             <size>
-              <width>40</width>
-              <height>20</height>
-             </size>
-            </property>
-           </spacer>
-          </item>
-         </layout>
-        </item>
-       </layout>
-      </widget>
-     </item>
-     <item>
-      <spacer name="horizontalSpacer_2">
-       <property name="orientation">
-        <enum>Qt::Horizontal</enum>
-       </property>
-       <property name="sizeHint" stdset="0">
-        <size>
-         <width>40</width>
-         <height>20</height>
-        </size>
-       </property>
-      </spacer>
-     </item>
-    </layout>
-   </item>
-  </layout>
- </widget>
- <resources/>
- <connections/>
-</ui>

src/visualizations/visualizationselector.cpp

@@ -1,88 +0,0 @@
-/*
- * Strawberry Music Player
- * This file was part of Clementine.
- * Copyright 2010, David Sansome <me@davidsansome.com>
- * Copyright 2024, 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 <QPushButton>
-
-#include "visualizationselector.h"
-#include "projectmpresetmodel.h"
-#include "projectmvisualization.h"
-#include "ui_visualizationselector.h"
-
-VisualizationSelector::VisualizationSelector(QWidget *parent)
-    : QDialog(parent),
-      ui_(new Ui_VisualizationSelector),
-      projectm_visualization_(nullptr),
-      select_all_(nullptr),
-      select_none_(nullptr) {
-
-  ui_->setupUi(this);
-
-  select_all_ = ui_->buttonBox->addButton(tr("Select All"), QDialogButtonBox::ActionRole);
-  select_none_ = ui_->buttonBox->addButton(tr("Select None"), QDialogButtonBox::ActionRole);
-  QObject::connect(select_all_, &QPushButton::clicked, this, &VisualizationSelector::SelectAll);
-  QObject::connect(select_none_, &QPushButton::clicked, this, &VisualizationSelector::SelectNone);
-  select_all_->setEnabled(false);
-  select_none_->setEnabled(false);
-
-  QObject::connect(ui_->mode, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &VisualizationSelector::ModeChanged);
-
-}
-
-VisualizationSelector::~VisualizationSelector() { delete ui_; }
-
-void VisualizationSelector::showEvent(QShowEvent *e) {
-
-  Q_UNUSED(e);
-
-  if (!ui_->list->model()) {
-    ui_->delay->setValue(projectm_visualization_->duration());
-    ui_->list->setModel(projectm_visualization_->preset_model());
-    QObject::connect(ui_->list->selectionModel(), &QItemSelectionModel::currentChanged, projectm_visualization_->preset_model(), &ProjectMPresetModel::SetImmediatePreset);
-    QObject::connect(ui_->delay, QOverload<int>::of(&QSpinBox::valueChanged), projectm_visualization_, &ProjectMVisualization::SetDuration);
-
-    ui_->mode->setCurrentIndex(static_cast<int>(projectm_visualization_->mode()));
-  }
-
-  projectm_visualization_->Lock(true);
-
-}
-
-void VisualizationSelector::hideEvent(QHideEvent *e) {
-  Q_UNUSED(e);
-  projectm_visualization_->Lock(false);
-}
-
-void VisualizationSelector::ModeChanged(const int mode) {
-
-  const bool enabled = mode == 1;
-  ui_->list->setEnabled(enabled);
-  select_all_->setEnabled(enabled);
-  select_none_->setEnabled(enabled);
-
-  projectm_visualization_->SetMode(static_cast<ProjectMVisualization::Mode>(mode));
-
-}
-
-void VisualizationSelector::SelectAll() { projectm_visualization_->preset_model()->SelectAll(); }
-
-void VisualizationSelector::SelectNone() { projectm_visualization_->preset_model()->SelectNone(); }

src/visualizations/visualizationselector.h

@@ -1,61 +0,0 @@
-/*
- * Strawberry Music Player
- * This file was part of Clementine.
- * Copyright 2010, David Sansome <me@davidsansome.com>
- * Copyright 2024, 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/>.
- *
- */
-
-#ifndef VISUALIZATIONSELECTOR_H
-#define VISUALIZATIONSELECTOR_H
-
-#include "config.h"
-
-#include <QDialog>
-
-class QPushButton;
-class QShowEvent;
-class QHideEvent;
-
-class ProjectMVisualization;
-class Ui_VisualizationSelector;
-
-class VisualizationSelector : public QDialog {
-  Q_OBJECT
-
- public:
-  explicit VisualizationSelector(QWidget *parent = nullptr);
-  ~VisualizationSelector();
-
-  void SetVisualization(ProjectMVisualization *projectm_visualization) { projectm_visualization_ = projectm_visualization; }
-
- protected:
-  void showEvent(QShowEvent *e) override;
-  void hideEvent(QHideEvent *e) override;
-
- private Q_SLOTS:
-  void ModeChanged(const int mode);
-  void SelectAll();
-  void SelectNone();
-
- private:
-  Ui_VisualizationSelector *ui_;
-  ProjectMVisualization *projectm_visualization_;
-  QPushButton *select_all_;
-  QPushButton *select_none_;
-};
-
-#endif  // VISUALIZATIONSELECTOR_H

src/visualizations/visualizationselector.ui

@@ -1,140 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<ui version="4.0">
- <class>VisualizationSelector</class>
- <widget class="QDialog" name="VisualizationSelector">
-  <property name="geometry">
-   <rect>
-    <x>0</x>
-    <y>0</y>
-    <width>595</width>
-    <height>475</height>
-   </rect>
-  </property>
-  <property name="windowTitle">
-   <string>Select visualizations</string>
-  </property>
-  <property name="windowIcon">
-   <iconset resource="../../data/data.qrc">
-    <normaloff>:/icon.png</normaloff>:/icon.png</iconset>
-  </property>
-  <layout class="QVBoxLayout" name="verticalLayout">
-   <item>
-    <layout class="QFormLayout" name="formLayout">
-     <item row="0" column="0">
-      <widget class="QLabel" name="label">
-       <property name="text">
-        <string>Visualization mode</string>
-       </property>
-      </widget>
-     </item>
-     <item row="0" column="1">
-      <widget class="QComboBox" name="mode">
-       <item>
-        <property name="text">
-         <string>Random visualization</string>
-        </property>
-       </item>
-       <item>
-        <property name="text">
-         <string>Choose from the list</string>
-        </property>
-       </item>
-      </widget>
-     </item>
-     <item row="1" column="0">
-      <widget class="QLabel" name="label_2">
-       <property name="text">
-        <string>Delay between visualizations</string>
-       </property>
-      </widget>
-     </item>
-     <item row="1" column="1">
-      <widget class="QSpinBox" name="delay">
-       <property name="suffix">
-        <string> seconds</string>
-       </property>
-       <property name="minimum">
-        <number>2</number>
-       </property>
-       <property name="maximum">
-        <number>120</number>
-       </property>
-       <property name="value">
-        <number>15</number>
-       </property>
-      </widget>
-     </item>
-    </layout>
-   </item>
-   <item>
-    <widget class="QListView" name="list">
-     <property name="enabled">
-      <bool>false</bool>
-     </property>
-     <property name="alternatingRowColors">
-      <bool>true</bool>
-     </property>
-     <property name="selectionBehavior">
-      <enum>QAbstractItemView::SelectRows</enum>
-     </property>
-     <property name="uniformItemSizes">
-      <bool>true</bool>
-     </property>
-    </widget>
-   </item>
-   <item>
-    <widget class="QDialogButtonBox" name="buttonBox">
-     <property name="orientation">
-      <enum>Qt::Horizontal</enum>
-     </property>
-     <property name="standardButtons">
-      <set>QDialogButtonBox::Ok</set>
-     </property>
-    </widget>
-   </item>
-  </layout>
- </widget>
- <tabstops>
-  <tabstop>mode</tabstop>
-  <tabstop>delay</tabstop>
-  <tabstop>list</tabstop>
-  <tabstop>buttonBox</tabstop>
- </tabstops>
- <resources>
-  <include location="../../data/data.qrc"/>
- </resources>
- <connections>
-  <connection>
-   <sender>buttonBox</sender>
-   <signal>accepted()</signal>
-   <receiver>VisualizationSelector</receiver>
-   <slot>accept()</slot>
-   <hints>
-    <hint type="sourcelabel">
-     <x>248</x>
-     <y>254</y>
-    </hint>
-    <hint type="destinationlabel">
-     <x>157</x>
-     <y>274</y>
-    </hint>
-   </hints>
-  </connection>
-  <connection>
-   <sender>buttonBox</sender>
-   <signal>rejected()</signal>
-   <receiver>VisualizationSelector</receiver>
-   <slot>reject()</slot>
-   <hints>
-    <hint type="sourcelabel">
-     <x>316</x>
-     <y>260</y>
-    </hint>
-    <hint type="destinationlabel">
-     <x>286</x>
-     <y>274</y>
-    </hint>
-   </hints>
-  </connection>
- </connections>
-</ui>

src/widgets/collapsibleinfoheader.cpp

@@ -0,0 +1,174 @@
+/*
+ * 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 <QWidget>
+#include <QApplication>
+#include <QString>
+#include <QIcon>
+#include <QPainter>
+#include <QPalette>
+#include <QColor>
+#include <QStyle>
+#include <QFont>
+#include <QPropertyAnimation>
+#include <QStyleOption>
+#include <QEnterEvent>
+#include <QPaintEvent>
+#include <QMouseEvent>
+#include <QEvent>
+
+#include "collapsibleinfoheader.h"
+
+const int CollapsibleInfoHeader::kHeight = 20;
+const int CollapsibleInfoHeader::kIconSize = 16;
+
+CollapsibleInfoHeader::CollapsibleInfoHeader(QWidget* parent)
+    : QWidget(parent),
+      expanded_(false),
+      hovering_(false),
+      animation_(new QPropertyAnimation(this, "opacity", this)),
+      opacity_(0.0) {
+
+  setMinimumHeight(kHeight);
+  setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
+  setCursor(QCursor(Qt::PointingHandCursor));
+
+}
+
+void CollapsibleInfoHeader::SetTitle(const QString &title) {
+  title_ = title;
+  update();
+}
+
+void CollapsibleInfoHeader::SetIcon(const QIcon &icon) {
+  icon_ = icon;
+  update();
+}
+
+void CollapsibleInfoHeader::SetExpanded(const bool expanded) {
+
+  expanded_ = expanded;
+
+  emit ExpandedToggled(expanded);
+  if (expanded)
+    emit Expanded();
+  else
+    emit Collapsed();
+}
+
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+void CollapsibleInfoHeader::enterEvent(QEnterEvent*) {
+#else
+void CollapsibleInfoHeader::enterEvent(QEvent*) {
+#endif
+
+  hovering_ = true;
+  if (!expanded_) {
+    animation_->stop();
+    animation_->setEndValue(1.0);
+    animation_->setDuration(80);
+    animation_->start();
+  }
+
+}
+
+void CollapsibleInfoHeader::leaveEvent(QEvent*) {
+
+  hovering_ = false;
+  if (!expanded_) {
+    animation_->stop();
+    animation_->setEndValue(0.0);
+    animation_->setDuration(160);
+    animation_->start();
+  }
+
+}
+
+void CollapsibleInfoHeader::set_opacity(const float opacity) {
+  opacity_ = opacity;
+  update();
+}
+
+void CollapsibleInfoHeader::paintEvent(QPaintEvent*) {
+
+  QPainter p(this);
+
+  QColor active_text_color(palette().color(QPalette::Active, QPalette::HighlightedText));
+  QColor inactive_text_color(palette().color(QPalette::Active, QPalette::Text));
+  QColor text_color;
+  if (expanded_) {
+    text_color = active_text_color;
+  }
+  else {
+    p.setOpacity(0.4 + opacity_ * 0.6);
+    text_color = QColor(active_text_color.red() * opacity_ + inactive_text_color.red() * (1.0 - opacity_), active_text_color.green() * opacity_ + inactive_text_color.green() * (1.0 - opacity_), active_text_color.blue() * opacity_ + inactive_text_color.blue() * (1.0 - opacity_));
+  }
+
+  QRect indicator_rect(0, 0, height(), height());
+  QRect icon_rect(height() + 2, (kHeight - kIconSize) / 2, kIconSize, kIconSize);
+  QRect text_rect(rect());
+  text_rect.setLeft(icon_rect.right() + 4);
+
+  // Draw the background
+  QColor highlight(palette().color(QPalette::Active, QPalette::Highlight));
+  const QColor bg_color_1(highlight.lighter(120));
+  const QColor bg_color_2(highlight.darker(120));
+  const QColor bg_border(palette().color(QPalette::Dark));
+  QLinearGradient bg_brush(rect().topLeft(), rect().bottomLeft());
+  bg_brush.setColorAt(0.0, bg_color_1);
+  bg_brush.setColorAt(0.5, bg_color_1);
+  bg_brush.setColorAt(0.5, bg_color_2);
+  bg_brush.setColorAt(1.0, bg_color_2);
+
+  p.setPen(Qt::NoPen);
+  p.fillRect(rect(), bg_brush);
+
+  p.setPen(bg_border);
+  p.drawLine(rect().topLeft(), rect().topRight());
+  p.drawLine(rect().bottomLeft(), rect().bottomRight());
+
+  // Draw the expand/collapse indicator
+  QStyleOption opt;
+  opt.initFrom(this);
+  opt.rect = indicator_rect;
+  opt.state |= QStyle::State_Children;
+  if (expanded_) opt.state |= QStyle::State_Open;
+  if (hovering_) opt.state |= QStyle::State_Active;
+
+  // Have to use the application's style here because using the widget's style
+  // will trigger QStyleSheetStyle's recursion guard (I don't know why).
+  QApplication::style()->drawPrimitive(QStyle::PE_IndicatorBranch, &opt, &p, this);
+
+  // Draw the icon
+  p.drawPixmap(icon_rect, icon_.pixmap(kIconSize));
+
+  // Draw the title text
+  QFont bold_font(font());
+  bold_font.setBold(true);
+  p.setFont(bold_font);
+
+  p.setPen(text_color);
+  p.drawText(text_rect, Qt::AlignLeft | Qt::AlignVCenter, title_);
+
+}
+
+void CollapsibleInfoHeader::mouseReleaseEvent(QMouseEvent*) {
+  SetExpanded(!expanded_);
+}

src/widgets/collapsibleinfoheader.h

@@ -0,0 +1,82 @@
+/*
+ * 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/>.
+ *
+ */
+
+#ifndef COLLAPSIBLEINFOHEADER_H
+#define COLLAPSIBLEINFOHEADER_H
+
+#include <QWidget>
+#include <QString>
+#include <QIcon>
+
+class QPropertyAnimation;
+class QEnterEvent;
+class QEvent;
+class QPaintEvent;
+class QMouseEvent;
+
+class CollapsibleInfoHeader : public QWidget {
+  Q_OBJECT
+  Q_PROPERTY(float opacity READ opacity WRITE set_opacity)
+
+ public:
+  CollapsibleInfoHeader(QWidget *parent = nullptr);
+
+  static const int kHeight;
+  static const int kIconSize;
+
+  bool expanded() const { return expanded_; }
+  bool hovering() const { return hovering_; }
+  const QString &title() const { return title_; }
+  const QIcon &icon() const { return icon_; }
+
+  float opacity() const { return opacity_; }
+  void set_opacity(const float opacity);
+
+ public Q_SLOTS:
+  void SetExpanded(const bool expanded);
+  void SetTitle(const QString &title);
+  void SetIcon(const QIcon &icon);
+
+ Q_SIGNALS:
+  void Expanded();
+  void Collapsed();
+  void ExpandedToggled(const bool expanded);
+
+ protected:
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+  void enterEvent(QEnterEvent*) override;
+#else
+  void enterEvent(QEvent*) override;
+#endif
+  void leaveEvent(QEvent*) override;
+  void paintEvent(QPaintEvent*) override;
+  void mouseReleaseEvent(QMouseEvent*) override;
+
+ private:
+  bool expanded_;
+  bool hovering_;
+  QString title_;
+  QIcon icon_;
+
+  QPropertyAnimation *animation_;
+  float opacity_;
+};
+
+#endif  // COLLAPSIBLEINFOHEADER_H

src/widgets/collapsibleinfopane.cpp

@@ -0,0 +1,64 @@
+/*
+ * 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 "collapsibleinfoheader.h"
+#include "collapsibleinfopane.h"
+
+#include <QVBoxLayout>
+
+CollapsibleInfoPane::CollapsibleInfoPane(const Data &data, QWidget *parent)
+    : QWidget(parent), data_(data), header_(new CollapsibleInfoHeader(this)) {
+
+  QVBoxLayout* layout = new QVBoxLayout(this);
+  layout->setContentsMargins(0, 0, 0, 0);
+  layout->setSpacing(3);
+  layout->setSizeConstraint(QLayout::SetMinAndMaxSize);
+  setLayout(layout);
+
+  layout->addWidget(header_);
+  layout->addWidget(data.contents_);
+  data.contents_->hide();
+
+  header_->SetTitle(data.title_);
+  header_->SetIcon(data.icon_);
+
+  setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Maximum);
+
+  connect(header_, SIGNAL(ExpandedToggled(bool)), SLOT(ExpandedToggled(bool)));
+  connect(header_, SIGNAL(ExpandedToggled(bool)), SIGNAL(Toggled(bool)));
+
+}
+
+void CollapsibleInfoPane::Collapse() { header_->SetExpanded(false); }
+
+void CollapsibleInfoPane::Expand() { header_->SetExpanded(true); }
+
+void CollapsibleInfoPane::ExpandedToggled(bool expanded) {
+  data_.contents_->setVisible(expanded);
+}
+
+bool CollapsibleInfoPane::Data::operator<(const CollapsibleInfoPane::Data &other) const {
+
+  const int my_score = (TypeCount - type_) * 1000 + relevance_;
+  const int other_score = (TypeCount - other.type_) * 1000 + other.relevance_;
+
+  return my_score > other_score;
+
+}

src/widgets/collapsibleinfopane.h

@@ -0,0 +1,72 @@
+/*
+ * 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/>.
+ *
+ */
+
+#ifndef COLLAPSIBLEINFOPANE_H
+#define COLLAPSIBLEINFOPANE_H
+
+#include <QIcon>
+#include <QWidget>
+
+class CollapsibleInfoHeader;
+
+class CollapsibleInfoPane : public QWidget {
+  Q_OBJECT
+
+ public:
+  struct Data {
+    explicit Data() : type_(Type_Biography), relevance_(0) {}
+
+    bool operator<(const Data& other) const;
+
+    enum Type {
+      Type_Biography,
+      TypeCount
+    };
+
+    QString id_;
+    QString title_;
+    QIcon icon_;
+    Type type_;
+    int relevance_;
+
+    QWidget *contents_;
+    QObject *content_object_;
+  };
+
+  CollapsibleInfoPane(const Data &data, QWidget* parent = nullptr);
+
+  const Data &data() const { return data_; }
+
+ public Q_SLOTS:
+  void Expand();
+  void Collapse();
+
+ Q_SIGNALS:
+  void Toggled(const bool expanded);
+
+ private Q_SLOTS:
+  void ExpandedToggled(const bool expanded);
+
+ private:
+  Data data_;
+  CollapsibleInfoHeader *header_;
+};
+
+#endif  // COLLAPSIBLEINFOPANE_H

src/widgets/infotextview.cpp

@@ -0,0 +1,89 @@
+/*
+ * 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 <QWidget>
+#include <QApplication>
+#include <QMenu>
+#include <QWheelEvent>
+#include <QRegularExpression>
+#include <QtDebug>
+
+#include "core/logging.h"
+#include "infotextview.h"
+
+InfoTextView::InfoTextView(QWidget *parent) : QTextBrowser(parent), last_width_(-1), recursion_filter_(false) {
+    
+  setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+  setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+  setOpenExternalLinks(true);
+
+}
+
+void InfoTextView::resizeEvent(QResizeEvent *e) {
+
+  const int w = qMax(100, width());
+  if (w == last_width_) return;
+  last_width_ = w;
+
+  document()->setTextWidth(w);
+  setMinimumHeight(document()->size().height());
+
+  QTextBrowser::resizeEvent(e);
+
+}
+
+QSize InfoTextView::sizeHint() const { return minimumSize(); }
+
+void InfoTextView::wheelEvent(QWheelEvent *e) { e->ignore(); }
+
+void InfoTextView::SetHtml(const QString &html) {
+
+  QString copy(html.trimmed());
+
+  // Simplify newlines
+  copy.replace(QRegularExpression(QStringLiteral("\\r\\n?")), QStringLiteral("\n"));
+
+  // Convert two or more newlines to <p>, convert single newlines to <br>
+  copy.replace(QRegularExpression(QStringLiteral("([^>])([\\t ]*\\n){2,}")), QStringLiteral("\\1<p>"));
+  copy.replace(QRegularExpression(QStringLiteral("([^>])[\\t ]*\\n")), QStringLiteral("\\1<br>"));
+
+  // Strip any newlines from the end
+  copy.replace(QRegularExpression(QStringLiteral("((<\\s*br\\s*/?\\s*>)|(<\\s*/?\\s*p\\s*/?\\s*>))+$")), QLatin1String(""));
+
+  setHtml(copy);
+
+}
+
+// Prevents QTextDocument from trying to load remote images before they are ready.
+QVariant InfoTextView::loadResource(int type, const QUrl &name) {
+
+  if (recursion_filter_) {
+    recursion_filter_ = false;
+    return QVariant();
+  }
+  recursion_filter_ = true;
+  if (type == QTextDocument::ImageResource && name.scheme() == QLatin1String("http")) {
+    if (document()->resource(type, name).isNull()) {
+      return QVariant();
+    }
+  }
+  return QTextBrowser::loadResource(type, name);
+
+}

src/widgets/infotextview.h

@@ -1,6 +1,7 @@
 /*
  * Strawberry Music Player
- * Copyright 2024, Jonas Kvinge <jonas@jkvinge.net>
+ * 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
@@ -17,26 +18,35 @@
  *
  */
 
-#ifndef VISUALIZATIONOPENGLWIDGET_H
-#define VISUALIZATIONOPENGLWIDGET_H
+#ifndef INFOTEXTVIEW_H
+#define INFOTEXTVIEW_H
 
-#include "config.h"
+#include <QTextBrowser>
+#include <QString>
+#include <QUrl>
 
-#include <QOpenGLWidget>
+class QResizeEvent;
+class QWheelEvent;
 
-class ProjectMVisualization;
-
-class VisualizationOpenGLWidget : public QOpenGLWidget {
+class InfoTextView : public QTextBrowser {
   Q_OBJECT
 
  public:
-  explicit VisualizationOpenGLWidget(ProjectMVisualization *projectm_visualization, QWidget *parent = nullptr, Qt::WindowFlags f = Qt::WindowFlags());
+  explicit InfoTextView(QWidget *parent = nullptr);
+
+  QSize sizeHint() const override;
+
+ public Q_SLOTS:
+  void SetHtml(const QString &html);
 
  protected:
-  void initializeGL() override;
+  void resizeEvent(QResizeEvent *e) override;
+  void wheelEvent(QWheelEvent *e) override;
+  QVariant loadResource(int type, const QUrl &name) override;
 
  private:
-  ProjectMVisualization *projectm_visualization_;
+  int last_width_;
+  bool recursion_filter_;
 };
 
-#endif  // VISUALIZATIONOPENGLWIDGET_H
+#endif  // INFOTEXTVIEW_H

src/widgets/prettyimage.cpp

@@ -0,0 +1,257 @@
+/*
+ * 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 <QApplication>
+#include <QWindow>
+#include <QScreen>
+#include <QtConcurrentRun>
+#include <QFuture>
+#include <QString>
+#include <QImage>
+#include <QPixmap>
+#include <QPainter>
+#include <QFileInfo>
+#include <QDir>
+#include <QFileDialog>
+#include <QNetworkAccessManager>
+#include <QNetworkReply>
+#include <QSettings>
+#include <QLabel>
+#include <QMenu>
+#include <QScrollArea>
+#include <QContextMenuEvent>
+
+#include "core/logging.h"
+#include "core/networkaccessmanager.h"
+#include "core/iconloader.h"
+
+#include "prettyimage.h"
+
+const int PrettyImage::kTotalHeight = 200;
+const int PrettyImage::kReflectionHeight = 40;
+const int PrettyImage::kImageHeight = PrettyImage::kTotalHeight - PrettyImage::kReflectionHeight;
+
+const int PrettyImage::kMaxImageWidth = 300;
+
+const char *PrettyImage::kSettingsGroup = "PrettyImageView";
+
+PrettyImage::PrettyImage(const QUrl &url, QNetworkAccessManager *network, QWidget *parent)
+    : QWidget(parent),
+      network_(network),
+      state_(State_WaitingForLazyLoad),
+      url_(url),
+      menu_(nullptr) {
+
+  setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
+
+  LazyLoad();
+
+}
+
+void PrettyImage::LazyLoad() {
+
+  if (state_ != State_WaitingForLazyLoad) return;
+
+  // Start fetching the image
+  QNetworkReply *reply = network_->get(QNetworkRequest(url_));
+  state_ = State_Fetching;
+  QObject::connect(reply, &QNetworkReply::finished, this, [this, reply]() { ImageFetched(reply); });
+
+}
+
+QSize PrettyImage::image_size() const {
+
+  if (state_ != State_Finished) return QSize(kImageHeight * 1.6, kImageHeight);
+
+  QSize ret = image_.size();
+  ret.scale(kMaxImageWidth, kImageHeight, Qt::KeepAspectRatio);
+  return ret;
+
+}
+
+QSize PrettyImage::sizeHint() const {
+  return QSize(image_size().width(), kTotalHeight);
+}
+
+void PrettyImage::ImageFetched(QNetworkReply *reply) {
+
+  reply->deleteLater();
+
+  QImage image = QImage::fromData(reply->readAll());
+  if (image.isNull()) {
+    qLog(Debug) << "Image failed to load" << reply->request().url() << reply->error();
+    deleteLater();
+  }
+  else {
+    state_ = State_CreatingThumbnail;
+    image_ = image;
+    (void)QtConcurrent::run([=]{ ImageScaled(image_.scaled(image_size(), Qt::KeepAspectRatio, Qt::SmoothTransformation)); });
+  }
+
+}
+
+void PrettyImage::ImageScaled(QImage image) {
+
+  thumbnail_ = QPixmap::fromImage(image);
+  state_ = State_Finished;
+
+  updateGeometry();
+  update();
+  emit Loaded();
+
+}
+
+void PrettyImage::paintEvent(QPaintEvent*) {
+
+  // Draw at the bottom of our area
+  QRect image_rect(QPoint(0, 0), image_size());
+  image_rect.moveBottom(kImageHeight);
+
+  QPainter p(this);
+
+  // Draw the main image
+  DrawThumbnail(&p, image_rect);
+
+  // Draw the reflection
+  // Figure out where to draw it
+  QRect reflection_rect(image_rect);
+  reflection_rect.moveTop(image_rect.bottom());
+
+  // Create the reflected pixmap
+  QImage reflection(reflection_rect.size(), QImage::Format_ARGB32_Premultiplied);
+  reflection.fill(palette().color(QPalette::Base).rgba());
+  QPainter reflection_painter(&reflection);
+
+  // Set up the transformation
+  QTransform transform;
+  transform.scale(1.0, -1.0);
+  transform.translate(0.0, -reflection_rect.height());
+  reflection_painter.setTransform(transform);
+
+  QRect fade_rect(reflection.rect().bottomLeft() - QPoint(0, kReflectionHeight), reflection.rect().bottomRight());
+
+  // Draw the reflection into the buffer
+  DrawThumbnail(&reflection_painter, reflection.rect());
+
+  // Make it fade out towards the bottom
+  QLinearGradient fade_gradient(fade_rect.topLeft(), fade_rect.bottomLeft());
+  fade_gradient.setColorAt(0.0, QColor(0, 0, 0, 0));
+  fade_gradient.setColorAt(1.0, QColor(0, 0, 0, 128));
+
+  reflection_painter.setCompositionMode(QPainter::CompositionMode_DestinationIn);
+  reflection_painter.fillRect(fade_rect, fade_gradient);
+
+  reflection_painter.end();
+
+  // Draw the reflection on the image
+  p.drawImage(reflection_rect, reflection);
+
+}
+
+void PrettyImage::DrawThumbnail(QPainter *p, const QRect &rect) {
+
+  switch (state_) {
+    case State_WaitingForLazyLoad:
+    case State_Fetching:
+    case State_CreatingThumbnail:
+      p->setPen(palette().color(QPalette::Disabled, QPalette::Text));
+      p->drawText(rect, Qt::AlignHCenter | Qt::AlignBottom, tr("Loading..."));
+      break;
+
+    case State_Finished:
+      p->drawPixmap(rect, thumbnail_);
+      break;
+  }
+
+}
+
+void PrettyImage::contextMenuEvent(QContextMenuEvent *e) {
+
+  if (e->pos().y() >= kImageHeight) return;
+
+  if (!menu_) {
+    menu_ = new QMenu(this);
+    menu_->addAction(IconLoader::Load(QStringLiteral("zoom-in")), tr("Show fullsize..."), this, &PrettyImage::ShowFullsize);
+    menu_->addAction(IconLoader::Load(QStringLiteral("document-save")), tr("Save image") + QLatin1String("..."), this, &PrettyImage::SaveAs);
+  }
+
+  menu_->popup(e->globalPos());
+
+}
+
+void PrettyImage::ShowFullsize() {
+
+  // Create the window
+  QScrollArea *pwindow = new QScrollArea;
+  pwindow->setAttribute(Qt::WA_DeleteOnClose, true);
+  pwindow->setWindowTitle(tr("%1 image viewer").arg(QLatin1String("Strawberry")));
+
+  // Work out how large to make the window, based on the size of the screen
+#if (QT_VERSION >= QT_VERSION_CHECK(5, 14, 0))
+  QScreen *screen = QWidget::screen();
+#else
+  QScreen *screen = (window() && window()->windowHandle() ? window()->windowHandle()->screen() : QGuiApplication::primaryScreen());
+#endif
+  if (screen) {
+    QRect desktop_rect(screen->availableGeometry());
+    QSize window_size(qMin(desktop_rect.width() - 20, image_.width()), qMin(desktop_rect.height() - 20, image_.height()));
+    pwindow->resize(window_size);
+  }
+
+  // Create the label that displays the image
+  QLabel *label = new QLabel(pwindow);
+  label->setPixmap(QPixmap::fromImage(image_));
+
+  // Show the label in the window
+  pwindow->setWidget(label);
+  pwindow->setFrameShape(QFrame::NoFrame);
+  pwindow->show();
+
+}
+
+void PrettyImage::SaveAs() {
+
+  QString filename = QFileInfo(url_.path()).fileName();
+
+  if (filename.isEmpty()) filename = QLatin1String("artwork.jpg");
+
+  QSettings s;
+  s.beginGroup(kSettingsGroup);
+  QString last_save_dir = s.value("last_save_dir", QDir::homePath()).toString();
+
+  QString path = last_save_dir.isEmpty() ? QDir::homePath() : last_save_dir;
+  QFileInfo path_info(path);
+  if (path_info.isDir()) {
+    path += QLatin1Char('/') + filename;
+  }
+  else {
+    path = path_info.path() + QLatin1Char('/') + filename;
+  }
+
+  filename = QFileDialog::getSaveFileName(this, tr("Save image"), path);
+  if (filename.isEmpty()) return;
+
+  image_.save(filename);
+
+  s.setValue("last_save_dir", last_save_dir);
+  
+  s.endGroup();
+
+}

src/widgets/prettyimage.h

@@ -0,0 +1,92 @@
+/*
+ * 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/>.
+ *
+ */
+
+#ifndef PRETTYIMAGE_H
+#define PRETTYIMAGE_H
+
+#include <QWidget>
+#include <QString>
+#include <QUrl>
+#include <QImage>
+#include <QPixmap>
+#include <QPainter>
+
+class QMenu;
+class QNetworkAccessManager;
+class QNetworkReply;
+class QContextMenuEvent;
+class QPaintEvent;
+
+class PrettyImage : public QWidget {
+  Q_OBJECT
+
+ public:
+  PrettyImage(const QUrl &url, QNetworkAccessManager *network, QWidget *parent = nullptr);
+
+  static const int kTotalHeight;
+  static const int kReflectionHeight;
+  static const int kImageHeight;
+
+  static const int kMaxImageWidth;
+
+  static const char *kSettingsGroup;
+
+  QSize sizeHint() const override;
+  QSize image_size() const;
+
+signals:
+  void Loaded();
+
+ public slots:
+  void LazyLoad();
+  void SaveAs();
+  void ShowFullsize();
+
+ protected:
+  void contextMenuEvent(QContextMenuEvent*) override;
+  void paintEvent(QPaintEvent*) override;
+
+ private slots:
+  void ImageFetched(QNetworkReply *reply);
+  void ImageScaled(QImage image);
+
+ private:
+  enum State {
+    State_WaitingForLazyLoad,
+    State_Fetching,
+    State_CreatingThumbnail,
+    State_Finished,
+  };
+
+  void DrawThumbnail(QPainter *p, const QRect &rect);
+
+ private:
+  QNetworkAccessManager *network_;
+  State state_;
+  QUrl url_;
+
+  QImage image_;
+  QPixmap thumbnail_;
+
+  QMenu *menu_;
+  QString last_save_dir_;
+};
+
+#endif  // PRETTYIMAGE_H

src/widgets/prettyimageview.cpp

@@ -0,0 +1,189 @@
+/*
+ * 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 <QObject>
+#include <QUrl>
+#include <QNetworkAccessManager>
+#include <QPropertyAnimation>
+#include <QAbstractSlider>
+#include <QHBoxLayout>
+#include <QScrollArea>
+#include <QScrollBar>
+#include <QTimer>
+#include <QMouseEvent>
+#include <QResizeEvent>
+#include <QWheelEvent>
+
+#include "core/networkaccessmanager.h"
+
+#include "prettyimage.h"
+#include "prettyimageview.h"
+
+PrettyImageView::PrettyImageView(QNetworkAccessManager *network, QWidget* parent)
+    : QScrollArea(parent),
+      network_(network),
+      container_(new QWidget(this)),
+      layout_(new QHBoxLayout(container_)),
+      current_index_(-1),
+      scroll_animation_(new QPropertyAnimation(horizontalScrollBar(), "value", this)),
+      recursion_filter_(false) {
+
+  setWidget(container_);
+  setWidgetResizable(true);
+  setMinimumHeight(PrettyImage::kTotalHeight + 10);
+  setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
+  setFrameShape(QFrame::NoFrame);
+  setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+
+  scroll_animation_->setDuration(250);
+  scroll_animation_->setEasingCurve(QEasingCurve::InOutCubic);
+  connect(horizontalScrollBar(), SIGNAL(sliderReleased()), SLOT(ScrollBarReleased()));
+  connect(horizontalScrollBar(), SIGNAL(actionTriggered(int)), SLOT(ScrollBarAction(int)));
+
+  layout_->setSizeConstraint(QLayout::SetMinAndMaxSize);
+  layout_->setContentsMargins(6, 6, 6, 6);
+  layout_->setSpacing(6);
+  layout_->addSpacing(200);
+  layout_->addSpacing(200);
+
+  container_->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum);
+
+}
+
+bool PrettyImageView::eventFilter(QObject *obj, QEvent *event) {
+
+  // Work around infinite recursion in QScrollArea resizes.
+  if (recursion_filter_) {
+    return false;
+  }
+  recursion_filter_ = true;
+  bool ret = QScrollArea::eventFilter(obj, event);
+  recursion_filter_ = false;
+  return ret;
+
+}
+
+void PrettyImageView::AddImage(const QUrl &url) {
+
+  PrettyImage *image = new PrettyImage(url, network_, container_);
+  connect(image, SIGNAL(destroyed()), SLOT(ScrollToCurrent()));
+  connect(image, SIGNAL(Loaded()), SLOT(ScrollToCurrent()));
+
+  layout_->insertWidget(layout_->count() - 1, image);
+  if (current_index_ == -1) ScrollTo(0);
+
+}
+
+void PrettyImageView::mouseReleaseEvent(QMouseEvent *e) {
+
+  // Find the image that was clicked on
+  QWidget *widget = container_->childAt(container_->mapFrom(this, e->pos()));
+  if (!widget) return;
+
+  // Get the index of that image
+  const int index = layout_->indexOf(widget) - 1;
+  if (index == -1) return;
+
+  if (index == current_index_) {
+    // Show the image fullsize
+    PrettyImage* pretty_image = qobject_cast<PrettyImage*>(widget);
+    if (pretty_image) {
+      pretty_image->ShowFullsize();
+    }
+  }
+  else {
+    // Scroll to the image
+    ScrollTo(index);
+  }
+
+}
+
+void PrettyImageView::ScrollTo(const int index, const bool smooth) {
+
+  current_index_ = qBound(0, index, layout_->count() - 3);
+  const int layout_index = current_index_ + 1;
+
+  const QWidget *target_widget = layout_->itemAt(layout_index)->widget();
+  if (!target_widget) return;
+
+  const int current_x = horizontalScrollBar()->value();
+  const int target_x = target_widget->geometry().center().x() - width() / 2;
+
+  if (current_x == target_x) return;
+
+  if (smooth) {
+    scroll_animation_->setStartValue(current_x);
+    scroll_animation_->setEndValue(target_x);
+    scroll_animation_->start();
+  }
+  else {
+    scroll_animation_->stop();
+    horizontalScrollBar()->setValue(target_x);
+  }
+
+}
+
+void PrettyImageView::ScrollToCurrent() { ScrollTo(current_index_); }
+
+void PrettyImageView::ScrollBarReleased() {
+
+  // Find the nearest widget to where the scroll bar was released
+  const int current_x = horizontalScrollBar()->value() + width() / 2;
+  int layout_index = 1;
+  for (; layout_index < layout_->count() - 1; ++layout_index) {
+    const QWidget *widget = layout_->itemAt(layout_index)->widget();
+    if (widget && widget->geometry().right() > current_x) {
+      break;
+    }
+  }
+
+  ScrollTo(layout_index - 1);
+
+}
+
+void PrettyImageView::ScrollBarAction(const int action) {
+
+  switch (action) {
+    case QAbstractSlider::SliderSingleStepAdd:
+    case QAbstractSlider::SliderPageStepAdd:
+      ScrollTo(current_index_ + 1);
+      break;
+
+    case QAbstractSlider::SliderSingleStepSub:
+    case QAbstractSlider::SliderPageStepSub:
+      ScrollTo(current_index_ - 1);
+      break;
+  }
+
+}
+
+void PrettyImageView::resizeEvent(QResizeEvent *e) {
+
+  QScrollArea::resizeEvent(e);
+  ScrollTo(current_index_, false);
+
+}
+
+void PrettyImageView::wheelEvent(QWheelEvent *e) {
+
+  const int d = e->angleDelta().x() > 0 ? -1 : 1;
+  ScrollTo(current_index_ + d, true);
+
+}

src/widgets/prettyimageview.h

@@ -0,0 +1,74 @@
+/*
+ * 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/>.
+ *
+ */
+
+#ifndef PRETTYIMAGEVIEW_H
+#define PRETTYIMAGEVIEW_H
+
+#include <QScrollArea>
+#include <QMap>
+#include <QUrl>
+
+class QNetworkAccessManager;
+class QNetworkReply;
+class QMenu;
+class QHBoxLayout;
+class QPropertyAnimation;
+class QTimeLine;
+class QMouseEvent;
+class QResizeEvent;
+class QWheelEvent;
+
+class PrettyImageView : public QScrollArea {
+  Q_OBJECT
+
+ public:
+  PrettyImageView(QNetworkAccessManager *network, QWidget *parent = nullptr);
+
+  static const char* kSettingsGroup;
+
+ public Q_SLOTS:
+  void AddImage(const QUrl& url);
+
+ protected:
+  void mouseReleaseEvent(QMouseEvent*) override;
+  void resizeEvent(QResizeEvent *e) override;
+  void wheelEvent(QWheelEvent *e) override;
+
+ private Q_SLOTS:
+  void ScrollBarReleased();
+  void ScrollBarAction(const int action);
+  void ScrollTo(const int index, const bool smooth = true);
+  void ScrollToCurrent();
+
+ private:
+  bool eventFilter(QObject*, QEvent*) override;
+
+  QNetworkAccessManager *network_;
+
+  QWidget *container_;
+  QHBoxLayout *layout_;
+
+  int current_index_;
+  QPropertyAnimation *scroll_animation_;
+
+  bool recursion_filter_;
+};
+
+#endif  // PRETTYIMAGEVIEW_H

src/widgets/widgetfadehelper.cpp

@@ -0,0 +1,187 @@
+/*
+ * 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 <QObject>
+#include <QWidget>
+#include <QImage>
+#include <QPixmap>
+#include <QPainter>
+#include <QTimeLine>
+#include <QResizeEvent>
+#include <QEvent>
+
+#include "widgetfadehelper.h"
+#include "core/qt_blurimage.h"
+
+const int WidgetFadeHelper::kLoadingPadding = 9;
+const int WidgetFadeHelper::kLoadingBorderRadius = 10;
+
+WidgetFadeHelper::WidgetFadeHelper(QWidget *parent, const int msec)
+    : QWidget(parent),
+      parent_(parent),
+      blur_timeline_(new QTimeLine(msec, this)),
+      fade_timeline_(new QTimeLine(msec, this)) {
+
+  parent->installEventFilter(this);
+
+  connect(blur_timeline_, SIGNAL(valueChanged(qreal)), SLOT(update()));
+  connect(fade_timeline_, SIGNAL(valueChanged(qreal)), SLOT(update()));
+  connect(fade_timeline_, SIGNAL(finished()), SLOT(FadeFinished()));
+
+  hide();
+
+}
+
+bool WidgetFadeHelper::eventFilter(QObject *obj, QEvent *event) {
+
+  // We're only interested in our parent's resize events
+  if (obj != parent_ || event->type() != QEvent::Resize) return false;
+
+  // Don't care if we're hidden
+  if (!isVisible()) return false;
+
+  QResizeEvent *re = static_cast<QResizeEvent*>(event);
+  if (re->oldSize() == re->size()) {
+    // Ignore phoney resize events
+    return false;
+  }
+
+  // Get a new capture of the parent
+  hide();
+  CaptureParent();
+  show();
+  return false;
+
+}
+
+void WidgetFadeHelper::StartBlur() {
+
+  CaptureParent();
+
+  // Cover the parent
+  raise();
+  show();
+
+  // Start the timeline
+  blur_timeline_->stop();
+  blur_timeline_->start();
+
+  setAttribute(Qt::WA_TransparentForMouseEvents, false);
+
+}
+
+void WidgetFadeHelper::CaptureParent() {
+
+  // Take a "screenshot" of the window
+  original_pixmap_ = parent_->grab();
+  QImage original_image = original_pixmap_.toImage();
+
+  // Blur it
+  QImage blurred(original_image.size(), QImage::Format_ARGB32_Premultiplied);
+  blurred.fill(Qt::transparent);
+
+  QPainter blur_painter(&blurred);
+  blur_painter.save();
+  qt_blurImage(&blur_painter, original_image, 10.0, true, false);
+  blur_painter.restore();
+
+  // Draw some loading text over the top
+  QFont loading_font(font());
+  loading_font.setBold(true);
+  QFontMetrics loading_font_metrics(loading_font);
+
+  const QString loading_text = tr("Loading...");
+#if (QT_VERSION >= QT_VERSION_CHECK(5, 11, 0))
+  const QSize loading_size(kLoadingPadding * 2 + loading_font_metrics.horizontalAdvance(loading_text), kLoadingPadding * 2 + loading_font_metrics.height());
+#else
+  const QSize loading_size(kLoadingPadding * 2 + loading_font_metrics.width(loading_text), kLoadingPadding * 2 + loading_font_metrics.height());
+#endif
+  const QRect loading_rect((blurred.width() - loading_size.width()) / 2, 100, loading_size.width(), loading_size.height());
+
+  blur_painter.setRenderHint(QPainter::Antialiasing);
+
+  blur_painter.translate(0.5, 0.5);
+  blur_painter.setPen(QColor(200, 200, 200, 255));
+  blur_painter.setBrush(QColor(200, 200, 200, 192));
+  blur_painter.drawRoundedRect(loading_rect, kLoadingBorderRadius, kLoadingBorderRadius);
+
+  blur_painter.setPen(palette().brush(QPalette::Text).color());
+  blur_painter.setFont(loading_font);
+  blur_painter.drawText(loading_rect.translated(-1, -1), Qt::AlignCenter, loading_text);
+  blur_painter.translate(-0.5, -0.5);
+
+  blur_painter.end();
+
+  blurred_pixmap_ = QPixmap::fromImage(blurred);
+
+  resize(parent_->size());
+
+}
+
+void WidgetFadeHelper::StartFade() {
+
+  if (blur_timeline_->state() == QTimeLine::Running) {
+    // Blur timeline is still running, so we need render the current state
+    // into a new pixmap.
+    QPixmap pixmap(original_pixmap_);
+    QPainter painter(&pixmap);
+    painter.setOpacity(blur_timeline_->currentValue());
+    painter.drawPixmap(0, 0, blurred_pixmap_);
+    painter.end();
+    blurred_pixmap_ = pixmap;
+  }
+  blur_timeline_->stop();
+  original_pixmap_ = QPixmap();
+
+  // Start the timeline
+  fade_timeline_->stop();
+  fade_timeline_->start();
+
+  setAttribute(Qt::WA_TransparentForMouseEvents, true);
+
+}
+
+void WidgetFadeHelper::paintEvent(QPaintEvent *event) {
+
+  Q_UNUSED(event)
+
+  QPainter p(this);
+
+  if (fade_timeline_->state() != QTimeLine::Running) {
+    // We're fading in the blur
+    p.drawPixmap(0, 0, original_pixmap_);
+    p.setOpacity(blur_timeline_->currentValue());
+  }
+  else {
+    // Fading out the blur into the new image
+    p.setOpacity(1.0 - fade_timeline_->currentValue());
+  }
+
+  p.drawPixmap(0, 0, blurred_pixmap_);
+
+}
+
+void WidgetFadeHelper::FadeFinished() {
+
+  hide();
+  original_pixmap_ = QPixmap();
+  blurred_pixmap_ = QPixmap();
+
+}

src/widgets/widgetfadehelper.h

@@ -2,7 +2,6 @@
  * Strawberry Music Player
  * This file was part of Clementine.
  * Copyright 2010, David Sansome <me@davidsansome.com>
- * Copyright 2024, 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
@@ -19,53 +18,46 @@
  *
  */
 
-#ifndef VISUALIZATIONOVERLAY_H
-#define VISUALIZATIONOVERLAY_H
-
-#include "config.h"
+#ifndef WIDGETFADEHELPER_H
+#define WIDGETFADEHELPER_H
 
 #include <QWidget>
-#include <QString>
-#include <QBasicTimer>
+#include <QPixmap>
 
-class Ui_VisualizationOverlay;
-
-class QGraphicsProxyWidget;
 class QTimeLine;
-class QAction;
+class QPaintEvent;
+class QEvent;
 
-class VisualizationOverlay : public QWidget {
+class WidgetFadeHelper : public QWidget {
   Q_OBJECT
 
  public:
-  explicit VisualizationOverlay(QWidget *parent = nullptr);
-  ~VisualizationOverlay();
-
-  QGraphicsProxyWidget *title(QGraphicsProxyWidget *proxy) const;
-
-  void SetActions(QAction *previous, QAction *play_pause, QAction *stop, QAction *next);
-  void SetSongTitle(const QString &title);
+  WidgetFadeHelper(QWidget *parent, const int msec = 500);
 
  public Q_SLOTS:
-  void SetVisible(const bool visible);
-
- Q_SIGNALS:
-  void OpacityChanged(const qreal value);
-  void ShowPopupMenu(const QPoint &pos);
+  void StartBlur();
+  void StartFade();
 
  protected:
-  // QWidget
-  void timerEvent(QTimerEvent *e);
+  void paintEvent(QPaintEvent *event) override;
+  bool eventFilter(QObject *obj, QEvent *event) override;
 
  private Q_SLOTS:
-  void ShowSettingsMenu();
+  void FadeFinished();
 
  private:
-  Ui_VisualizationOverlay *ui_;
+  void CaptureParent();
 
+ private:
+  static const int kLoadingPadding;
+  static const int kLoadingBorderRadius;
+
+  QWidget *parent_;
+  QTimeLine *blur_timeline_;
   QTimeLine *fade_timeline_;
-  QBasicTimer fade_out_timeout_;
-  bool visible_;
+
+  QPixmap original_pixmap_;
+  QPixmap blurred_pixmap_;
 };
 
-#endif  // VISUALIZATIONOVERLAY_H
+#endif  // WIDGETFADEHELPER_H