Album cover art manager. So far this only displays cover art that was loaded from disk.

data/data.qrc

@@ -62,5 +62,7 @@
         <file>schema-1.sql</file>
         <file>schema-2.sql</file>
         <file>nocover.png</file>
+        <file>view-choose.png</file>
+        <file>download.png</file>
     </qresource>
 </RCC>

src/CMakeLists.txt

@@ -52,6 +52,8 @@ set(CLEMENTINE-SOURCES
     savedradio.cpp
     stylesheetloader.cpp
     shortcutsdialog.cpp
+    albumcovermanager.cpp
+    albumcoverloader.cpp
 )
 
 # Header files that have Q_OBJECT in
@@ -96,6 +98,8 @@ set(CLEMENTINE-MOC-HEADERS
     addstreamdialog.h
     savedradio.h
     shortcutsdialog.h
+    albumcovermanager.h
+    albumcoverloader.h
 )
 
 # UI files
@@ -114,6 +118,7 @@ set(CLEMENTINE-UI
     about.ui
     addstreamdialog.ui
     shortcutsdialog.ui
+    albumcovermanager.ui
 )
 
 # Resource files

src/albumcoverloader.cpp

@@ -0,0 +1,70 @@
+#include "albumcoverloader.h"
+
+#include <QPainter>
+
+AlbumCoverLoader::AlbumCoverLoader(QObject* parent)
+  : QObject(parent),
+    height_(120),
+    next_id_(0)
+{
+}
+
+void AlbumCoverLoader::Clear() {
+  QMutexLocker l(&mutex_);
+  tasks_.clear();
+}
+
+quint64 AlbumCoverLoader::LoadImageAsync(const QString& art_automatic,
+                                    const QString& art_manual) {
+  Task task;
+  task.art_automatic = art_automatic;
+  task.art_manual = art_manual;
+
+  {
+    QMutexLocker l(&mutex_);
+    task.id = next_id_ ++;
+    tasks_.enqueue(task);
+  }
+
+  metaObject()->invokeMethod(this, "ProcessTasks", Qt::QueuedConnection);
+
+  return task.id;
+}
+
+void AlbumCoverLoader::ProcessTasks() {
+  forever {
+    // Get the next task
+    Task task;
+    {
+      QMutexLocker l(&mutex_);
+      if (tasks_.isEmpty())
+        return;
+      task = tasks_.dequeue();
+    }
+
+    // Try to load the image
+    QImage image;
+    if (!task.art_manual.isEmpty())
+      image.load(task.art_manual);
+    if (!task.art_automatic.isEmpty() && image.isNull())
+      image.load(task.art_automatic);
+
+    if (!image.isNull()) {
+      // Scale the image down
+      image = image.scaled(QSize(height_, height_), Qt::KeepAspectRatio, Qt::SmoothTransformation);
+
+      // Pad the image to height_ x height_
+      QImage bigger_image(height_, height_, QImage::Format_ARGB32);
+      bigger_image.fill(0);
+
+      QPainter p(&bigger_image);
+      p.drawImage((height_ - image.width()) / 2, (height_ - image.height()) / 2,
+                  image);
+      p.end();
+
+      image = bigger_image;
+    }
+
+    emit ImageLoaded(task.id, image);
+  }
+}

src/albumcoverloader.h

@@ -0,0 +1,42 @@
+#ifndef ALBUMCOVERLOADER_H
+#define ALBUMCOVERLOADER_H
+
+#include "backgroundthread.h"
+
+#include <QObject>
+#include <QImage>
+#include <QMutex>
+#include <QQueue>
+
+class AlbumCoverLoader : public QObject {
+  Q_OBJECT
+
+ public:
+  AlbumCoverLoader(QObject* parent = 0);
+
+  void SetDesiredHeight(int height) { height_ = height; }
+  quint64 LoadImageAsync(const QString& art_automatic, const QString& art_manual);
+
+  void Clear();
+
+ signals:
+  void ImageLoaded(quint64 id, const QImage& image);
+
+ private slots:
+  void ProcessTasks();
+
+ private:
+  struct Task {
+    quint64 id;
+    QString art_automatic;
+    QString art_manual;
+  };
+
+  int height_;
+
+  QMutex mutex_;
+  QQueue<Task> tasks_;
+  quint64 next_id_;
+};
+
+#endif // ALBUMCOVERLOADER_H

src/albumcovermanager.cpp

@@ -0,0 +1,160 @@
+#include "albumcovermanager.h"
+#include "librarybackend.h"
+#include "libraryquery.h"
+
+#include <QSettings>
+#include <QPainter>
+#include <QMenu>
+#include <QActionGroup>
+
+const char* AlbumCoverManager::kSettingsGroup = "CoverManager";
+
+AlbumCoverManager::AlbumCoverManager(QWidget *parent)
+  : QDialog(parent),
+    cover_loader_(new BackgroundThread<AlbumCoverLoader>(this)),
+    artist_icon_(":/artist.png"),
+    all_artists_icon_(":/album.png")
+{
+  ui_.setupUi(this);
+
+  // Get a square version of nocover.png
+  QImage nocover(":/nocover.png");
+  nocover = nocover.scaled(120, 120, Qt::KeepAspectRatio, Qt::SmoothTransformation);
+  QImage square_nocover(120, 120, QImage::Format_ARGB32);
+  square_nocover.fill(0);
+  QPainter p(&square_nocover);
+  p.drawImage((120 - nocover.width()) / 2, (120 - nocover.height()) / 2, nocover);
+  p.end();
+  no_cover_icon_ = QPixmap::fromImage(square_nocover);
+
+  // View menu
+  QActionGroup* filter_group = new QActionGroup(this);
+  filter_all_ = filter_group->addAction("All albums");
+  filter_with_covers_ = filter_group->addAction("Albums with covers");
+  filter_without_covers_ = filter_group->addAction("Albums without covers");
+  filter_all_->setCheckable(true);
+  filter_with_covers_->setCheckable(true);
+  filter_without_covers_->setCheckable(true);
+  filter_group->setExclusive(true);
+  filter_all_->setChecked(true);
+
+  QMenu* view_menu = new QMenu(this);
+  view_menu->addActions(filter_group->actions());
+
+  ui_.view->setMenu(view_menu);
+
+  // Connections
+  connect(cover_loader_, SIGNAL(Initialised()), SLOT(CoverLoaderInitialised()));
+  connect(ui_.artists, SIGNAL(currentItemChanged(QListWidgetItem*,QListWidgetItem*)),
+          SLOT(ArtistChanged(QListWidgetItem*)));
+  connect(ui_.filter, SIGNAL(textChanged(QString)), SLOT(UpdateFilter()));
+  connect(filter_group, SIGNAL(triggered(QAction*)), SLOT(UpdateFilter()));
+  connect(ui_.view, SIGNAL(clicked()), ui_.view, SLOT(showMenu()));
+
+  // Restore settings
+  QSettings s;
+  s.beginGroup(kSettingsGroup);
+
+  restoreGeometry(s.value("geometry").toByteArray());
+  if (!ui_.splitter->restoreState(s.value("splitter_state").toByteArray())) {
+    // Sensible default size for the artists view
+    ui_.splitter->setSizes(QList<int>() << 200 << width() - 200);
+  }
+
+  cover_loader_->start();
+}
+
+void AlbumCoverManager::CoverLoaderInitialised() {
+  connect(cover_loader_->Worker().get(), SIGNAL(ImageLoaded(quint64,QImage)),
+          SLOT(CoverImageLoaded(quint64,QImage)));
+}
+
+void AlbumCoverManager::SetBackend(boost::shared_ptr<LibraryBackend> backend) {
+  backend_ = backend;
+
+  if (isVisible())
+    Reset();
+}
+
+void AlbumCoverManager::showEvent(QShowEvent *) {
+  Reset();
+}
+
+void AlbumCoverManager::closeEvent(QCloseEvent *) {
+  QSettings s;
+  s.beginGroup(kSettingsGroup);
+
+  s.setValue("geometry", saveGeometry());
+  s.setValue("splitter_state", ui_.splitter->saveState());
+}
+
+void AlbumCoverManager::Reset() {
+  if (!backend_)
+    return;
+
+  ui_.artists->clear();
+  new QListWidgetItem(all_artists_icon_, "All artists", ui_.artists, All_Artists);
+
+  foreach (const QString& artist, backend_->GetAllArtists()) {
+    if (artist.isEmpty())
+      continue;
+
+    new QListWidgetItem(artist_icon_, artist, ui_.artists, Specific_Artist);
+  }
+}
+
+void AlbumCoverManager::ArtistChanged(QListWidgetItem* current) {
+  if (!backend_ || !cover_loader_->Worker())
+    return;
+  if (!current)
+    return;
+
+  QString artist;
+  if (current->type() == Specific_Artist)
+    artist = current->text();
+
+  ui_.albums->clear();
+  cover_loading_tasks_.clear();
+  cover_loader_->Worker()->Clear();
+
+  foreach (const LibraryBackend::AlbumArtInfo& info, backend_->GetAlbumArtInfo(artist)) {
+    QListWidgetItem* item = new QListWidgetItem(no_cover_icon_, info.album_name, ui_.albums);
+
+    if (!info.art_automatic.isEmpty() || !info.art_manual.isEmpty()) {
+      quint64 id = cover_loader_->Worker()->LoadImageAsync(
+          info.art_automatic, info.art_manual);
+      cover_loading_tasks_[id] = item;
+    }
+  }
+
+  UpdateFilter();
+}
+
+void AlbumCoverManager::CoverImageLoaded(quint64 id, const QImage &image) {
+  if (!cover_loading_tasks_.contains(id))
+    return;
+
+  QListWidgetItem* item = cover_loading_tasks_.take(id);
+
+  if (image.isNull())
+    return;
+
+  item->setIcon(QPixmap::fromImage(image));
+  UpdateFilter();
+}
+
+void AlbumCoverManager::UpdateFilter() {
+  const QString filter = ui_.filter->text().toLower();
+  const bool hide_with_covers = filter_without_covers_->isChecked();
+  const bool hide_without_covers = filter_with_covers_->isChecked();
+
+  for (int i=0 ; i<ui_.albums->count() ; ++i) {
+    QListWidgetItem* item = ui_.albums->item(i);
+    QString text = item->text();
+    bool has_cover = item->icon().cacheKey() != no_cover_icon_.cacheKey();
+
+    item->setHidden((!filter.isEmpty() && !text.toLower().contains(filter)) ||
+                    (has_cover && hide_with_covers) ||
+                    (!has_cover && hide_without_covers));
+  }
+}

src/albumcovermanager.h

@@ -0,0 +1,59 @@
+#ifndef ALBUMCOVERMANAGER_H
+#define ALBUMCOVERMANAGER_H
+
+#include <QDialog>
+#include <QIcon>
+
+#include <boost/shared_ptr.hpp>
+
+#include "ui_covermanager.h"
+#include "backgroundthread.h"
+#include "albumcoverloader.h"
+
+class LibraryBackend;
+
+class AlbumCoverManager : public QDialog {
+  Q_OBJECT
+ public:
+  AlbumCoverManager(QWidget *parent = 0);
+
+  static const char* kSettingsGroup;
+
+  void Reset();
+
+ public slots:
+  void SetBackend(boost::shared_ptr<LibraryBackend> backend);
+
+ protected:
+  void showEvent(QShowEvent *);
+  void closeEvent(QCloseEvent *);
+
+ private slots:
+  void ArtistChanged(QListWidgetItem* current);
+  void CoverLoaderInitialised();
+  void CoverImageLoaded(quint64 id, const QImage& image);
+  void UpdateFilter();
+
+ private:
+  enum ArtistItemType {
+    All_Artists,
+    Specific_Artist,
+  };
+
+ private:
+  Ui::CoverManager ui_;
+  boost::shared_ptr<LibraryBackend> backend_;
+
+  QAction* filter_all_;
+  QAction* filter_with_covers_;
+  QAction* filter_without_covers_;
+
+  BackgroundThread<AlbumCoverLoader>* cover_loader_;
+  QMap<quint64, QListWidgetItem*> cover_loading_tasks_;
+
+  QIcon artist_icon_;
+  QIcon all_artists_icon_;
+  QIcon no_cover_icon_;
+};
+
+#endif // ALBUMCOVERMANAGER_H

src/albumcovermanager.ui

@@ -0,0 +1,175 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>CoverManager</class>
+ <widget class="QDialog" name="CoverManager">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>827</width>
+    <height>662</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Cover Manager</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout_2">
+   <property name="margin">
+    <number>0</number>
+   </property>
+   <item>
+    <widget class="QSplitter" name="splitter">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <widget class="QListWidget" name="artists">
+      <property name="alternatingRowColors">
+       <bool>true</bool>
+      </property>
+     </widget>
+     <widget class="QWidget" name="layoutWidget">
+      <layout class="QVBoxLayout" name="verticalLayout">
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout">
+         <property name="spacing">
+          <number>0</number>
+         </property>
+         <item>
+          <widget class="QToolButton" name="clear">
+           <property name="icon">
+            <iconset resource="../data/data.qrc">
+             <normaloff>:/clear.png</normaloff>:/clear.png</iconset>
+           </property>
+           <property name="autoRaise">
+            <bool>true</bool>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="LineEdit" name="filter">
+           <property name="hint" stdset="0">
+            <string>Enter search terms here</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QToolButton" name="view">
+           <property name="text">
+            <string>View</string>
+           </property>
+           <property name="icon">
+            <iconset resource="../data/data.qrc">
+             <normaloff>:/view-choose.png</normaloff>:/view-choose.png</iconset>
+           </property>
+           <property name="popupMode">
+            <enum>QToolButton::MenuButtonPopup</enum>
+           </property>
+           <property name="toolButtonStyle">
+            <enum>Qt::ToolButtonTextBesideIcon</enum>
+           </property>
+           <property name="autoRaise">
+            <bool>true</bool>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QPushButton" name="fetch">
+           <property name="text">
+            <string>Fetch Missing Covers</string>
+           </property>
+           <property name="icon">
+            <iconset resource="../data/data.qrc">
+             <normaloff>:/download.png</normaloff>:/download.png</iconset>
+           </property>
+          </widget>
+         </item>
+        </layout>
+       </item>
+       <item>
+        <widget class="QListWidget" name="albums">
+         <property name="alternatingRowColors">
+          <bool>false</bool>
+         </property>
+         <property name="iconSize">
+          <size>
+           <width>120</width>
+           <height>120</height>
+          </size>
+         </property>
+         <property name="verticalScrollMode">
+          <enum>QAbstractItemView::ScrollPerPixel</enum>
+         </property>
+         <property name="flow">
+          <enum>QListView::LeftToRight</enum>
+         </property>
+         <property name="isWrapping" stdset="0">
+          <bool>true</bool>
+         </property>
+         <property name="resizeMode">
+          <enum>QListView::Adjust</enum>
+         </property>
+         <property name="spacing">
+          <number>2</number>
+         </property>
+         <property name="viewMode">
+          <enum>QListView::IconMode</enum>
+         </property>
+         <property name="uniformItemSizes">
+          <bool>true</bool>
+         </property>
+         <property name="wordWrap">
+          <bool>true</bool>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </widget>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>LineEdit</class>
+   <extends>QLineEdit</extends>
+   <header>lineedit.h</header>
+  </customwidget>
+ </customwidgets>
+ <resources>
+  <include location="../data/data.qrc"/>
+ </resources>
+ <connections>
+  <connection>
+   <sender>clear</sender>
+   <signal>clicked()</signal>
+   <receiver>filter</receiver>
+   <slot>clear()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>329</x>
+     <y>13</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>367</x>
+     <y>14</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>clear</sender>
+   <signal>clicked()</signal>
+   <receiver>filter</receiver>
+   <slot>setFocus()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>334</x>
+     <y>20</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>401</x>
+     <y>13</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>

src/clementine_el.ts

@@ -567,6 +567,10 @@ p, li { white-space: pre-wrap; }
         <source>&amp;Hide tray icon</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Configure &amp;Global Shortcuts...</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>MultiLoadingIndicator</name>
@@ -768,6 +772,109 @@ p, li { white-space: pre-wrap; }
         <source>Show a notification when I change the volume</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Include album art in the notification</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
+<context>
+    <name>ShortcutsDialog</name>
+    <message>
+        <source>Configure Shortcuts</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Play</source>
+        <translation type="unfinished">Αναπαραγωγή</translation>
+    </message>
+    <message>
+        <source>Pause</source>
+        <translation type="unfinished">Παύση</translation>
+    </message>
+    <message>
+        <source>Play/Pause</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Stop</source>
+        <translation type="unfinished">Σταμάτημα</translation>
+    </message>
+    <message>
+        <source>Stop Playing After Current Track</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Next Track</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Previous Track</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Increase Volume</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Decrease Volume</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Mute Volume</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Seek Forwards</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Seek Backwards</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Shortcut</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Alternate</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;Defaults</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;OK</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;Cancel</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Shortcut for Selected Action</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;None</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>De&amp;fault</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;Custom</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Non&amp;e</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Default key:</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>SomaFMService</name>

src/clementine_es.ts

@@ -550,6 +550,10 @@ p, li { white-space: pre-wrap; }
         <source>&amp;Hide tray icon</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Configure &amp;Global Shortcuts...</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>MultiLoadingIndicator</name>
@@ -751,6 +755,109 @@ p, li { white-space: pre-wrap; }
         <source>Show a notification when I change the volume</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Include album art in the notification</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
+<context>
+    <name>ShortcutsDialog</name>
+    <message>
+        <source>Configure Shortcuts</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Play</source>
+        <translation type="unfinished">Reproducir</translation>
+    </message>
+    <message>
+        <source>Pause</source>
+        <translation type="unfinished">Pausa</translation>
+    </message>
+    <message>
+        <source>Play/Pause</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Stop</source>
+        <translation type="unfinished">Detener</translation>
+    </message>
+    <message>
+        <source>Stop Playing After Current Track</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Next Track</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Previous Track</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Increase Volume</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Decrease Volume</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Mute Volume</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Seek Forwards</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Seek Backwards</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Shortcut</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Alternate</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;Defaults</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;OK</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;Cancel</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Shortcut for Selected Action</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;None</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>De&amp;fault</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;Custom</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Non&amp;e</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Default key:</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>SomaFMService</name>

src/clementine_ru.ts

@@ -545,6 +545,10 @@ p, li { white-space: pre-wrap; }
         <source>&amp;Hide tray icon</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Configure &amp;Global Shortcuts...</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>MultiLoadingIndicator</name>
@@ -746,6 +750,109 @@ p, li { white-space: pre-wrap; }
         <source>Show a notification when I change the volume</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Include album art in the notification</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
+<context>
+    <name>ShortcutsDialog</name>
+    <message>
+        <source>Configure Shortcuts</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Play</source>
+        <translation type="unfinished">Воспроизвести</translation>
+    </message>
+    <message>
+        <source>Pause</source>
+        <translation type="unfinished">Пауза</translation>
+    </message>
+    <message>
+        <source>Play/Pause</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Stop</source>
+        <translation type="unfinished">Стоп</translation>
+    </message>
+    <message>
+        <source>Stop Playing After Current Track</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Next Track</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Previous Track</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Increase Volume</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Decrease Volume</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Mute Volume</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Seek Forwards</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Seek Backwards</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Shortcut</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Alternate</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;Defaults</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;OK</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;Cancel</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Shortcut for Selected Action</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;None</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>De&amp;fault</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>&amp;Custom</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Non&amp;e</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Default key:</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>SomaFMService</name>

src/library.cpp

@@ -45,6 +45,8 @@ void Library::BackendInitialised() {
 
   dir_model_->SetBackend(backend_->Worker());
 
+  emit BackendReady(backend_->Worker());
+
   if (--waiting_for_threads_ == 0)
     Initialise();
 }
@@ -339,17 +341,17 @@ void Library::LazyPopulate(LibraryItem* item) {
       break;
 
     case LibraryItem::Type_CompilationAlbum:
-      foreach (const Song& song, backend_->Worker()->GetCompilationSongs(query_options_, item->key))
+      foreach (const Song& song, backend_->Worker()->GetCompilationSongs(item->key, query_options_))
         CreateSongNode(false, song, item);
       break;
 
     case LibraryItem::Type_Artist:
-      foreach (const QString& album, backend_->Worker()->GetAlbumsByArtist(query_options_, item->key))
+      foreach (const QString& album, backend_->Worker()->GetAlbumsByArtist(item->key, query_options_))
         CreateAlbumNode(false, album, item, false);
       break;
 
     case LibraryItem::Type_Album:
-      foreach (const Song& song, backend_->Worker()->GetSongs(query_options_, item->parent->key, item->key))
+      foreach (const Song& song, backend_->Worker()->GetSongs(item->parent->key, item->key, query_options_))
         CreateSongNode(false, song, item);
       break;
 

src/library.h

@@ -50,6 +50,8 @@ class Library : public SimpleTreeModel<LibraryItem> {
   void ScanStarted();
   void ScanFinished();
 
+  void BackendReady(boost::shared_ptr<LibraryBackend> backend);
+
  public slots:
   void SetFilterAge(int age);
   void SetFilterText(const QString& text);

src/librarybackend.cpp

@@ -321,11 +321,17 @@ QStringList LibraryBackend::GetAllArtists(const QueryOptions& opt) {
   return ret;
 }
 
-QStringList LibraryBackend::GetAlbumsByArtist(const QueryOptions& opt, const QString& artist) {
+QStringList LibraryBackend::GetAllAlbums(const QueryOptions &opt) {
+  return GetAlbumsByArtist(QString(), opt);
+}
+
+QStringList LibraryBackend::GetAlbumsByArtist(const QString& artist, const QueryOptions& opt) {
   LibraryQuery query(opt);
   query.SetColumnSpec("DISTINCT album");
   query.AddCompilationRequirement(false);
-  query.AddWhere("artist", artist);
+
+  if (!artist.isNull())
+    query.AddWhere("artist", artist);
 
   QSqlQuery q(query.Query(Connect()));
   q.exec();
@@ -338,7 +344,7 @@ QStringList LibraryBackend::GetAlbumsByArtist(const QueryOptions& opt, const QSt
   return ret;
 }
 
-SongList LibraryBackend::GetSongs(const QueryOptions& opt, const QString& artist, const QString& album) {
+SongList LibraryBackend::GetSongs(const QString& artist, const QString& album, const QueryOptions& opt) {
   LibraryQuery query(opt);
   query.SetColumnSpec("ROWID, " + QString(Song::kColumnSpec));
   query.AddCompilationRequirement(false);
@@ -402,7 +408,7 @@ QStringList LibraryBackend::GetCompilationAlbums(const QueryOptions& opt) {
   return ret;
 }
 
-SongList LibraryBackend::GetCompilationSongs(const QueryOptions& opt, const QString& album) {
+SongList LibraryBackend::GetCompilationSongs(const QString& album, const QueryOptions& opt) {
   LibraryQuery query(opt);
   query.SetColumnSpec("ROWID, " + QString(Song::kColumnSpec));
   query.AddCompilationRequirement(true);
@@ -515,4 +521,33 @@ void LibraryBackend::UpdateCompilations(QSqlQuery& find_songs, QSqlQuery& update
   CheckErrors(update.lastError());
 }
 
+QList<LibraryBackend::AlbumArtInfo>
+    LibraryBackend::GetAlbumArtInfo(const QString& artist,
+                                    const QueryOptions& opt) {
+  QList<AlbumArtInfo> ret;
+  LibraryQuery query(opt);
+  query.SetColumnSpec("album, art_automatic, art_manual");
+  query.SetOrderBy("album");
 
+  if (!artist.isNull())
+    query.AddWhere("artist", artist);
+
+  QSqlQuery q(query.Query(Connect()));
+  q.exec();
+  if (CheckErrors(q.lastError())) return ret;
+
+  QString last_album;
+  while (q.next()) {
+    if (q.value(0).toString() == last_album)
+      continue;
+
+    AlbumArtInfo info;
+    info.album_name = q.value(0).toString();
+    info.art_automatic = q.value(1).toString();
+    info.art_manual = q.value(2).toString();
+    ret << info;
+
+    last_album = info.album_name;
+  }
+  return ret;
+}

src/librarybackend.h

@@ -9,8 +9,7 @@
 
 #include "directory.h"
 #include "song.h"
-
-struct QueryOptions;
+#include "libraryquery.h"
 
 class LibraryBackend : public QObject {
   Q_OBJECT
@@ -18,6 +17,12 @@ class LibraryBackend : public QObject {
  public:
   LibraryBackend(QObject* parent = 0);
 
+  struct AlbumArtInfo {
+    QString album_name;
+    QString art_automatic;
+    QString art_manual;
+  };
+
   // This actually refers to the location of the sqlite database
   static QString DefaultDirectory();
 
@@ -29,13 +34,16 @@ class LibraryBackend : public QObject {
 
   SongList FindSongsInDirectory(int id);
 
-  QStringList GetAllArtists(const QueryOptions& opt);
-  QStringList GetAlbumsByArtist(const QueryOptions& opt, const QString& artist);
-  SongList GetSongs(const QueryOptions& opt, const QString& artist, const QString& album);
+  QStringList GetAllArtists(const QueryOptions& opt = QueryOptions());
+  QStringList GetAllAlbums(const QueryOptions& opt = QueryOptions());
+  QStringList GetAlbumsByArtist(const QString& artist, const QueryOptions& opt = QueryOptions());
+  SongList GetSongs(const QString& artist, const QString& album, const QueryOptions& opt = QueryOptions());
 
-  bool HasCompilations(const QueryOptions& opt);
-  QStringList GetCompilationAlbums(const QueryOptions& opt);
-  SongList GetCompilationSongs(const QueryOptions& opt, const QString& album);
+  bool HasCompilations(const QueryOptions& opt = QueryOptions());
+  QStringList GetCompilationAlbums(const QueryOptions& opt = QueryOptions());
+  SongList GetCompilationSongs(const QString& album, const QueryOptions& opt = QueryOptions());
+
+  QList<AlbumArtInfo> GetAlbumArtInfo(const QString& artist = QString(), const QueryOptions& opt = QueryOptions());
 
   Song GetSongById(int id);
 

src/libraryquery.cpp

@@ -53,6 +53,9 @@ QSqlQuery LibraryQuery::Query(QSqlDatabase db) const {
   if (!where_clauses_.isEmpty())
     sql += " WHERE " + where_clauses_.join(" AND ");
 
+  if (!order_by_.isEmpty())
+    sql += " ORDER BY " + order_by_;
+
   QSqlQuery q(sql, db);
 
   // Bind values

src/libraryquery.h

@@ -24,6 +24,7 @@ class LibraryQuery {
   LibraryQuery(const QueryOptions& options);
 
   void SetColumnSpec(const QString& spec) { column_spec_ = spec; }
+  void SetOrderBy(const QString& order_by) { order_by_ = order_by; }
   void AddWhere(const QString& column, const QVariant& value);
   void AddCompilationRequirement(bool compilation);
 
@@ -31,6 +32,7 @@ class LibraryQuery {
 
  private:
   QString column_spec_;
+  QString order_by_;
   QStringList where_clauses_;
   QVariantList bound_values_;
 };

src/mainwindow.cpp

@@ -18,6 +18,7 @@
 #include "about.h"
 #include "addstreamdialog.h"
 #include "stylesheetloader.h"
+#include "albumcovermanager.h"
 
 #include "qxtglobalshortcut.h"
 
@@ -54,6 +55,7 @@ MainWindow::MainWindow(QWidget *parent)
     settings_dialog_(new SettingsDialog(this)),
     add_stream_dialog_(new AddStreamDialog(this)),
     shortcuts_dialog_(new ShortcutsDialog(this)),
+    cover_manager_(new AlbumCoverManager(this)),
     playlist_menu_(new QMenu(this)),
     library_sort_model_(new QSortFilterProxyModel(this)),
     track_position_timer_(new QTimer(this))
@@ -114,6 +116,7 @@ MainWindow::MainWindow(QWidget *parent)
   connect(ui_.action_add_stream, SIGNAL(triggered()), SLOT(AddStream()));
   connect(ui_.action_hide_tray_icon, SIGNAL(triggered()), SLOT(HideShowTrayIcon()));
   connect(ui_.action_global_shortcuts, SIGNAL(triggered()), shortcuts_dialog_, SLOT(show()));
+  connect(ui_.action_cover_manager, SIGNAL(triggered()), cover_manager_, SLOT(show()));
 
   // Give actions to buttons
   ui_.forward_button->setDefaultAction(ui_.action_next_track);
@@ -165,6 +168,8 @@ MainWindow::MainWindow(QWidget *parent)
   connect(library_, SIGNAL(TotalSongCountUpdated(int)), ui_.library_view, SLOT(TotalSongCountUpdated(int)));
   connect(library_, SIGNAL(ScanStarted()), SLOT(LibraryScanStarted()));
   connect(library_, SIGNAL(ScanFinished()), SLOT(LibraryScanFinished()));
+  connect(library_, SIGNAL(BackendReady(boost::shared_ptr<LibraryBackend>)),
+          cover_manager_, SLOT(SetBackend(boost::shared_ptr<LibraryBackend>)));
 
   // Age filters
   QActionGroup* filter_age_group = new QActionGroup(this);

src/mainwindow.h

@@ -22,6 +22,7 @@ class SettingsDialog;
 class About;
 class AddStreamDialog;
 class ShortcutsDialog;
+class AlbumCoverManager;
 
 class QSortFilterProxyModel;
 class SystemTrayIcon;
@@ -104,6 +105,7 @@ class MainWindow : public QMainWindow {
   SettingsDialog* settings_dialog_;
   AddStreamDialog* add_stream_dialog_;
   ShortcutsDialog* shortcuts_dialog_;
+  AlbumCoverManager* cover_manager_;
 
   QMenu* playlist_menu_;
   QAction* playlist_play_pause_;

src/mainwindow.ui

@@ -309,7 +309,11 @@
         </widget>
        </item>
        <item>
-        <widget class="QLineEdit" name="library_filter"/>
+        <widget class="LineEdit" name="library_filter">
+         <property name="hint" stdset="0">
+          <string>Enter search terms here</string>
+         </property>
+        </widget>
        </item>
        <item>
         <widget class="QToolButton" name="library_options">
@@ -353,6 +357,9 @@
        <attribute name="headerVisible">
         <bool>false</bool>
        </attribute>
+       <attribute name="headerVisible">
+        <bool>false</bool>
+       </attribute>
       </widget>
      </item>
     </layout>
@@ -434,7 +441,7 @@
      <x>0</x>
      <y>0</y>
      <width>804</width>
-     <height>24</height>
+     <height>21</height>
     </rect>
    </property>
    <widget class="QMenu" name="menuMusic">
@@ -478,8 +485,15 @@
     </property>
     <addaction name="action_about"/>
    </widget>
+   <widget class="QMenu" name="menuTools">
+    <property name="title">
+     <string>Tools</string>
+    </property>
+    <addaction name="action_cover_manager"/>
+   </widget>
    <addaction name="menuMusic"/>
    <addaction name="menuPlaylist"/>
+   <addaction name="menuTools"/>
    <addaction name="menuSettings"/>
    <addaction name="menuHelp"/>
   </widget>
@@ -706,9 +720,23 @@
     <string>Configure &amp;Global Shortcuts...</string>
    </property>
   </action>
+  <action name="action_cover_manager">
+   <property name="icon">
+    <iconset resource="../data/data.qrc">
+     <normaloff>:/download.png</normaloff>:/download.png</iconset>
+   </property>
+   <property name="text">
+    <string>Cover Manager</string>
+   </property>
+  </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <customwidgets>
+  <customwidget>
+   <class>LineEdit</class>
+   <extends>QLineEdit</extends>
+   <header>lineedit.h</header>
+  </customwidget>
   <customwidget>
    <class>BlockAnalyzer</class>
    <extends>QWidget</extends>

src/src.pro

@@ -56,7 +56,9 @@ SOURCES += main.cpp \
     addstreamdialog.cpp \
     savedradio.cpp \
     stylesheetloader.cpp \
-    shortcutsdialog.cpp
+    shortcutsdialog.cpp \
+    covermanager.cpp \
+    coverloader.cpp
 HEADERS += mainwindow.h \
     player.h \
     library.h \
@@ -113,7 +115,9 @@ HEADERS += mainwindow.h \
     addstreamdialog.h \
     savedradio.h \
     stylesheetloader.h \
-    shortcutsdialog.h
+    shortcutsdialog.h \
+    covermanager.h \
+    coverloader.h
 FORMS += mainwindow.ui \
     libraryconfig.ui \
     fileview.ui \
@@ -127,7 +131,8 @@ FORMS += mainwindow.ui \
     lastfmconfigdialog.ui \
     about.ui \
     addstreamdialog.ui \
-    shortcutsdialog.ui
+    shortcutsdialog.ui \
+    covermanager.ui
 RESOURCES += ../data/data.qrc \
     translations.qrc
 OTHER_FILES += ../data/schema.sql \