* Added LoadingSpinner support to ArtistView / TreeModel.

src/libtomahawk/playlist/artistview.cpp

@@ -25,6 +25,7 @@
 #include <QScrollBar>
 
 #include "audio/audioengine.h"
+#include "dynamic/widgets/LoadingSpinner.h"
 
 #include "tomahawksettings.h"
 #include "treeheader.h"
@@ -44,6 +45,7 @@ ArtistView::ArtistView( QWidget* parent )
     , m_model( 0 )
     , m_proxyModel( 0 )
 //    , m_delegate( 0 )
+    , m_loadingSpinner( new LoadingSpinner( this ) )
 {
     setAlternatingRowColors( true );
     setDragEnabled( true );
@@ -108,6 +110,9 @@ ArtistView::setModel( TreeModel* model )
         m_proxyModel->sort( 0 );
     }
 
+    connect( m_model, SIGNAL( loadingStarted() ), m_loadingSpinner, SLOT( fadeIn() ) );
+    connect( m_model, SIGNAL( loadingFinished() ), m_loadingSpinner, SLOT( fadeOut() ) );
+
     connect( m_proxyModel, SIGNAL( filterChanged( QString ) ), SLOT( onFilterChanged( QString ) ) );
 
     setAcceptDrops( false );

src/libtomahawk/playlist/artistview.h

@@ -29,6 +29,7 @@
 #include "dllmacro.h"
 
 class TreeHeader;
+class LoadingSpinner;
 
 class DLLEXPORT ArtistView : public QTreeView, public Tomahawk::ViewPage
 {
@@ -80,6 +81,8 @@ private:
     TreeProxyModel* m_proxyModel;
 //    PlaylistItemDelegate* m_delegate;
 
+    LoadingSpinner* m_loadingSpinner;
+
     QTimer m_timer;
 };
 

src/libtomahawk/playlist/trackview.h

@@ -82,6 +82,7 @@ private slots:
     void onFilterChanged( const QString& filter );
 
     void copyLink();
+
 private:
     QString m_guid;
     TrackModel* m_model;

src/libtomahawk/playlist/treemodel.cpp

@@ -361,6 +361,7 @@ TreeModel::addAllCollections()
 {
     qDebug() << Q_FUNC_INFO;
 
+    emit loadingStarted();
     DatabaseCommand_AllArtists* cmd = new DatabaseCommand_AllArtists();
 
     connect( cmd, SIGNAL( artists( QList<Tomahawk::artist_ptr> ) ),
@@ -377,6 +378,7 @@ TreeModel::addAlbums( const artist_ptr& artist, const QModelIndex& parent )
 {
     qDebug() << Q_FUNC_INFO;
 
+    emit loadingStarted();
     DatabaseCommand_AllAlbums* cmd = new DatabaseCommand_AllAlbums( m_collection, artist );
     cmd->setData( parent.row() );
 
@@ -392,6 +394,7 @@ TreeModel::addTracks( const album_ptr& album, const QModelIndex& parent )
 {
     qDebug() << Q_FUNC_INFO;
 
+    emit loadingStarted();
     DatabaseCommand_AllTracks* cmd = new DatabaseCommand_AllTracks( m_collection );
     cmd->setAlbum( album.data() );
 //    cmd->setArtist( album->artist().data() );
@@ -479,6 +482,7 @@ TreeModel::onArtistsAdded( const QList<Tomahawk::artist_ptr>& artists )
 
     emit endInsertRows();
     qDebug() << rowCount( QModelIndex() );
+    emit loadingFinished();
 }
 
 
@@ -525,6 +529,7 @@ TreeModel::onAlbumsAdded( const QList<Tomahawk::album_ptr>& albums, const QVaria
         emit dataChanged( albumitem->index, albumitem->index.sibling( albumitem->index.row(), columnCount( QModelIndex() ) - 1 ) );
 
     qDebug() << rowCount( parent );
+    emit loadingFinished();
 }
 
 
@@ -566,6 +571,7 @@ TreeModel::onTracksAdded( const QList<Tomahawk::query_ptr>& tracks, const QVaria
         emit dataChanged( item->index, item->index.sibling( item->index.row(), columnCount( QModelIndex() ) - 1 ) );
 
     qDebug() << rowCount( parent );
+    emit loadingFinished();
 }
 
 

src/libtomahawk/playlist/treemodel.h

@@ -110,6 +110,9 @@ signals:
 
     void trackCountChanged( unsigned int tracks );
 
+    void loadingStarted();
+    void loadingFinished();
+
 protected:
     bool canFetchMore( const QModelIndex& parent ) const;
     void fetchMore( const QModelIndex& parent );