* Added context menu to PlaylistView.

* You can now remove tracks from a playlist via the context-menu or by pressing DELETE.

src/database/databasecommand_loadplaylistentries.cpp

@@ -91,6 +91,7 @@ DatabaseCommand_LoadPlaylistEntries::exec( DatabaseImpl* dbi )
 
         if( !query_entries_old.next() )
         {
+            return;
             Q_ASSERT( false );
         }
 

src/playlist.cpp

@@ -299,8 +299,6 @@ Playlist::setRevision( const QString& rev,
         m_currentrevision = rev;
     pr.applied = applied;
 
-
-
     emit revisionLoaded( pr );
 }
 

src/playlist/playlistmodel.cpp

@@ -9,6 +9,7 @@ using namespace Tomahawk;
 
 PlaylistModel::PlaylistModel( QObject* parent )
     : TrackModel( parent )
+    , m_waitForUpdate( false )
 {
     qDebug() << Q_FUNC_INFO;
     m_rootItem = new PlItem( 0, this );
@@ -51,8 +52,8 @@ PlaylistModel::loadPlaylist( const Tomahawk::playlist_ptr& playlist )
     {
         emit beginRemoveRows( QModelIndex(), 0, rowCount( QModelIndex() ) - 1 );
         delete m_rootItem;
-        m_rootItem = new PlItem( 0, this );
         emit endRemoveRows();
+        m_rootItem = new PlItem( 0, this );
     }
 
     m_playlist = playlist;
@@ -68,6 +69,7 @@ PlaylistModel::loadPlaylist( const Tomahawk::playlist_ptr& playlist )
 
     foreach( const plentry_ptr& entry, entries )
     {
+        qDebug() << entry->query()->toString();
         plitem = new PlItem( entry, m_rootItem );
         plitem->index = createIndex( m_rootItem->children.count() - 1, 0, plitem );
 
@@ -95,5 +97,121 @@ PlaylistModel::onRevisionLoaded( Tomahawk::PlaylistRevision revision )
 {
     qDebug() << Q_FUNC_INFO;
 
-    loadPlaylist( m_playlist );
+    if ( m_waitForUpdate )
+    {
+        qDebug() << m_playlist->currentrevision() << revision.revisionguid;
+        m_waitForUpdate = false;
+    }
+    else
+        loadPlaylist( m_playlist );
+}
+
+
+bool
+PlaylistModel::dropMimeData( const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent )
+{
+    if ( action == Qt::IgnoreAction )
+        return true;
+
+    if ( !data->hasFormat( "application/tomahawk.query.list" ) && !data->hasFormat( "application/tomahawk.plentry.list" ) )
+        return false;
+
+    int beginRow;
+    if ( row != -1 )
+        beginRow = row;
+    else if ( parent.isValid() )
+        beginRow = parent.row();
+    else
+        beginRow = rowCount( QModelIndex() );
+
+    qDebug() << data->formats();
+
+    if ( data->hasFormat( "application/tomahawk.query.list" ) )
+    {
+        QByteArray itemData = data->data( "application/tomahawk.query.list" );
+        QDataStream stream( &itemData, QIODevice::ReadOnly );
+        QList<Tomahawk::query_ptr> queries;
+
+        while ( !stream.atEnd() )
+        {
+            qlonglong qptr;
+            stream >> qptr;
+
+            Tomahawk::query_ptr* query = reinterpret_cast<Tomahawk::query_ptr*>(qptr);
+            if ( query && !query->isNull() )
+            {
+                qDebug() << "Dropped query item:" << query->data()->artist() << "-" << query->data()->track();
+                queries << *query;
+            }
+        }
+
+        emit beginInsertRows( QModelIndex(), beginRow, beginRow + queries.count() - 1 );
+        foreach( const Tomahawk::query_ptr& query, queries )
+        {
+            plentry_ptr e( new PlaylistEntry() );
+            e->setGuid( uuid() );
+
+            if ( query->results().count() )
+                e->setDuration( query->results().at( 0 )->duration() );
+            else
+                e->setDuration( 0 );
+
+            e->setLastmodified( 0 );
+            e->setAnnotation( "" ); // FIXME
+            e->setQuery( query );
+
+            PlItem* plitem = new PlItem( e, m_rootItem, beginRow );
+            plitem->index = createIndex( beginRow++, 0, plitem );
+
+            connect( plitem, SIGNAL( dataChanged() ), SLOT( onDataChanged() ) );
+        }
+        emit endInsertRows();
+    }
+
+    return true;
+}
+
+
+void
+PlaylistModel::onPlaylistChanged()
+{
+    qDebug() << Q_FUNC_INFO;
+
+    QList<plentry_ptr> l = playlistEntries();
+    foreach( const plentry_ptr& ple, l )
+    {
+        qDebug() << "updateinternal:" << ple->query()->toString();
+    }
+
+    QString newrev = uuid();
+    m_playlist->createNewRevision( newrev, m_playlist->currentrevision(), l );
+}
+
+
+QList<Tomahawk::plentry_ptr>
+PlaylistModel::playlistEntries() const
+{
+    QList<plentry_ptr> l;
+    for ( int i = 0; i < rowCount( QModelIndex() ); i++ )
+    {
+        QModelIndex idx = index( i, 0, QModelIndex() );
+        if ( !idx.isValid() )
+            continue;
+
+        PlItem* item = itemFromIndex( idx );
+        if ( item )
+            l << item->entry();
+    }
+
+    return l;
+}
+
+
+void
+PlaylistModel::removeIndex( const QModelIndex& index )
+{
+    TrackModel::removeIndex( index );
+
+    m_waitForUpdate = true;
+    onPlaylistChanged();
 }

src/playlist/playlistmodel.h

@@ -28,8 +28,12 @@ public:
     QVariant data( const QModelIndex& index, int role ) const;
     QVariant headerData( int section, Qt::Orientation orientation, int role ) const;
 
+    virtual bool dropMimeData( const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent );
+
     void loadPlaylist( const Tomahawk::playlist_ptr& playlist );
 
+    virtual void removeIndex( const QModelIndex& index );
+
 signals:
     void repeatModeChanged( PlaylistInterface::RepeatMode mode );
     void shuffleModeChanged( bool enabled );
@@ -43,9 +47,13 @@ private slots:
     void onDataChanged();
 
     void onRevisionLoaded( Tomahawk::PlaylistRevision revision );
+    void onPlaylistChanged();
 
 private:
+    QList<Tomahawk::plentry_ptr> playlistEntries() const;
+
     Tomahawk::playlist_ptr m_playlist;
+    bool m_waitForUpdate;
 };
 
 #endif // PLAYLISTMODEL_H

src/playlist/playlistview.cpp

@@ -1,6 +1,7 @@
 #include "playlistview.h"
 
 #include <QDebug>
+#include <QKeyEvent>
 
 #include "playlist/playlistproxymodel.h"
 
@@ -11,6 +12,7 @@ PlaylistView::PlaylistView( QWidget* parent )
     : TrackView( parent )
 {
     setProxyModel( new PlaylistProxyModel( this ) );
+    setupMenus();
 }
 
 
@@ -18,3 +20,74 @@ PlaylistView::~PlaylistView()
 {
     qDebug() << Q_FUNC_INFO;
 }
+
+
+void
+PlaylistView::setupMenus()
+{
+    m_playItemAction = m_itemMenu.addAction( tr( "&Play" ) );
+    m_itemMenu.addSeparator();
+    m_addItemsToPlaylistAction = m_itemMenu.addAction( tr( "&Add to Playlist" ) );
+    m_itemMenu.addSeparator();
+    m_deleteItemAction = m_itemMenu.addAction( tr( "&Delete Item" ) );
+
+    connect( m_playItemAction,           SIGNAL( triggered() ), SLOT( playItem() ) );
+    connect( m_addItemsToPlaylistAction, SIGNAL( triggered() ), SLOT( addItemsToPlaylist() ) );
+    connect( m_deleteItemAction,         SIGNAL( triggered() ), SLOT( deleteItem() ) );
+
+    setContextMenuPolicy( Qt::CustomContextMenu );
+    connect( this, SIGNAL( customContextMenuRequested( const QPoint& ) ), SLOT( onCustomContextMenu( const QPoint& ) ) );
+}
+
+
+void
+PlaylistView::onCustomContextMenu( const QPoint& pos )
+{
+    qDebug() << Q_FUNC_INFO;
+
+    QModelIndex idx = indexAt( pos );
+    idx = idx.sibling( idx.row(), 0 );
+    m_contextMenuIndex = idx;
+
+    if ( !idx.isValid() )
+        return;
+
+    m_itemMenu.exec( mapToGlobal( pos ) );
+}
+
+
+void
+PlaylistView::keyPressEvent( QKeyEvent* event )
+{
+    qDebug() << Q_FUNC_INFO;
+    QTreeView::keyPressEvent( event );
+
+    if ( !model() )
+        return;
+
+    if ( event->key() == Qt::Key_Delete )
+    {
+        qDebug() << "Removing selected items";
+        proxyModel()->removeIndexes( selectedIndexes() );
+    }
+}
+
+
+void
+PlaylistView::playItem()
+{
+    onItemActivated( m_contextMenuIndex );
+}
+
+
+void
+PlaylistView::addItemToPlaylist()
+{
+}
+
+
+void
+PlaylistView::deleteItem()
+{
+    proxyModel()->removeIndex( m_contextMenuIndex );
+}

src/playlist/playlistview.h

@@ -1,6 +1,8 @@
 #ifndef PLAYLISTVIEW_H
 #define PLAYLISTVIEW_H
 
+#include <QMenu>
+
 #include "tomahawk/tomahawkapp.h"
 #include "trackview.h"
 
@@ -11,6 +13,26 @@ Q_OBJECT
 public:
     explicit PlaylistView( QWidget* parent = 0 );
     ~PlaylistView();
+
+protected:
+    virtual void keyPressEvent( QKeyEvent* event );
+
+private slots:
+    void onCustomContextMenu( const QPoint& pos );
+
+    void playItem();
+    void addItemToPlaylist();
+    void deleteItem();
+
+private:
+    void setupMenus();
+
+    QModelIndex m_contextMenuIndex;
+
+    QMenu m_itemMenu;
+    QAction* m_playItemAction;
+    QAction* m_addItemsToPlaylistAction;
+    QAction* m_deleteItemAction;
 };
 
 #endif // PLAYLISTVIEW_H

src/playlist/plitem.cpp

@@ -9,12 +9,16 @@ using namespace Tomahawk;
 
 PlItem::~PlItem()
 {
-    qDeleteAll( children );
+    // Don't use qDeleteAll here! The children will remove themselves
+    // from the list when they get deleted and the qDeleteAll iterator
+    // will fail badly!
+    for ( int i = children.count() - 1; i >= 0; i-- )
+        delete children.at( i );
 
-//    Q_ASSERT( parent->children.at( m_parentPos ) == this );
-
-    if ( parent )
-        parent->children.removeAt( m_parentPos );
+    if ( parent && index.isValid() )
+    {
+        parent->children.removeAt( index.row() );
+    }
 }
 
 
@@ -28,7 +32,6 @@ PlItem::PlItem( PlItem* parent, QAbstractItemModel* model )
     if ( parent )
     {
         parent->children.append( this );
-        m_parentPos = parent->children.count() - 1;
     }
 }
 
@@ -45,38 +48,42 @@ PlItem::PlItem( const QString& caption, PlItem* parent )
     if ( parent )
     {
         parent->children.append( this );
-        m_parentPos = parent->children.count() - 1;
     }
 }
 
 
-PlItem::PlItem( const Tomahawk::query_ptr& query, PlItem* parent )
+PlItem::PlItem( const Tomahawk::query_ptr& query, PlItem* parent, int row )
     : QObject( parent )
 {
-    setupItem( query, parent );
+    setupItem( query, parent, row );
 }
 
 
-PlItem::PlItem( const Tomahawk::plentry_ptr& entry, PlItem* parent )
+PlItem::PlItem( const Tomahawk::plentry_ptr& entry, PlItem* parent, int row )
     : QObject( parent )
     , m_entry( entry )
 {
-    setupItem( entry->query(), parent );
+    setupItem( entry->query(), parent, row );
 }
 
 
 void
-PlItem::setupItem( const Tomahawk::query_ptr& query, PlItem* parent )
+PlItem::setupItem( const Tomahawk::query_ptr& query, PlItem* parent, int row )
 {
     this->parent = parent;
     if ( parent )
     {
-        parent->children.append( this );
-        m_parentPos = parent->children.count() - 1;
-        this->model = parent->model;
+        if ( row < 0 )
+        {
+            parent->children.append( this );
+            row = parent->children.count() - 1;
+        }
+        else
+        {
+            parent->children.insert( row, this );
+        }
 
-        connect( model, SIGNAL( rowsRemoved( QModelIndex, int, int ) ),
-                          SLOT( onModelRowsRemoved( QModelIndex, int, int ) ) );
+        this->model = parent->model;
     }
 
     m_isPlaying = false;
@@ -104,24 +111,5 @@ PlItem::onResultsAdded( const QList<Tomahawk::result_ptr>& results )
 void
 PlItem::onResultsRemoved( const Tomahawk::result_ptr& result )
 {
-    qDebug() << Q_FUNC_INFO;
     emit dataChanged();
 }
-
-
-void
-PlItem::onModelRowsRemoved( const QModelIndex& index, int start, int end )
-{
-    if ( !toberemoved && this->parent->index == index )
-    {
-        if ( ( start <= m_parentPos ) && ( m_parentPos <= end ) )
-            toberemoved = true;
-        else
-        {
-            if ( start < m_parentPos )
-            {
-                m_parentPos -= ( end - start ) + 1;
-            }
-        }
-    }
-}

src/playlist/plitem.h

@@ -2,7 +2,7 @@
 #define PLITEM_H
 
 #include <QHash>
-#include <QModelIndex>
+#include <QPersistentModelIndex>
 #include <QAbstractItemModel>
 
 #include "tomahawk/query.h"
@@ -17,8 +17,8 @@ public:
 
     explicit PlItem( PlItem* parent = 0, QAbstractItemModel* model = 0 );
     explicit PlItem( const QString& caption, PlItem* parent = 0 );
-    explicit PlItem( const Tomahawk::query_ptr& query, PlItem* parent = 0 );
-    explicit PlItem( const Tomahawk::plentry_ptr& entry, PlItem* parent = 0 );
+    explicit PlItem( const Tomahawk::query_ptr& query, PlItem* parent = 0, int row = -1 );
+    explicit PlItem( const Tomahawk::plentry_ptr& entry, PlItem* parent = 0, int row = -1 );
 
     const Tomahawk::plentry_ptr& entry() const { return m_entry; };
     const Tomahawk::query_ptr& query() const { return m_query; };
@@ -31,7 +31,7 @@ public:
     QHash<QString, PlItem*> hash;
     QString caption;
     int childCount;
-    QModelIndex index;
+    QPersistentModelIndex index;
     QAbstractItemModel* model;
     bool toberemoved;
 
@@ -41,15 +41,13 @@ signals:
 private slots:
     void onResultsAdded( const QList<Tomahawk::result_ptr>& result );
     void onResultsRemoved( const Tomahawk::result_ptr& result );
-    void onModelRowsRemoved( const QModelIndex& index, int start, int end );
 
 private:
-    void setupItem( const Tomahawk::query_ptr& query, PlItem* parent );
+    void setupItem( const Tomahawk::query_ptr& query, PlItem* parent, int row = -1 );
 
     Tomahawk::plentry_ptr m_entry;
     Tomahawk::query_ptr m_query;
     bool m_isPlaying;
-    int m_parentPos;
 };
 
 #endif // PLITEM_H

src/playlist/trackmodel.cpp

@@ -260,3 +260,31 @@ TrackModel::mimeData( const QModelIndexList &indexes ) const
 
     return mimeData;
 }
+
+
+void
+TrackModel::removeIndex( const QModelIndex& index )
+{
+    qDebug() << Q_FUNC_INFO;
+
+    if ( index.column() > 0 )
+        return;
+
+    PlItem* item = itemFromIndex( index );
+    if ( item )
+    {
+        emit beginRemoveRows( index.parent(), index.row(), index.row() );
+        delete item;
+        emit endRemoveRows();
+    }
+}
+
+
+void
+TrackModel::removeIndexes( const QList<QModelIndex>& indexes )
+{
+    foreach( const QModelIndex& idx, indexes )
+    {
+        removeIndex( idx );
+    }
+}

src/playlist/trackmodel.h

@@ -26,6 +26,9 @@ public:
     virtual QVariant data( const QModelIndex& index, int role = Qt::DisplayRole ) const;
     virtual QVariant headerData( int section, Qt::Orientation orientation, int role ) const;
 
+    virtual void removeIndex( const QModelIndex& index );
+    virtual void removeIndexes( const QList<QModelIndex>& indexes );
+
     virtual PlItem* previousItem() { return 0; }
     virtual PlItem* nextItem() { return 0; }
     virtual PlItem* siblingItem( int direction ) { return 0; }

src/playlist/trackproxymodel.cpp

@@ -168,3 +168,30 @@ TrackProxyModel::filterAcceptsRow( int sourceRow, const QModelIndex& sourceParen
 
     return found;
 }
+
+
+void
+TrackProxyModel::removeIndex( const QModelIndex& index )
+{
+    qDebug() << Q_FUNC_INFO;
+
+    if ( !sourceModel() )
+        return;
+    if ( index.column() > 0 )
+        return;
+
+    sourceModel()->removeIndex( mapToSource( index ) );
+}
+
+
+void
+TrackProxyModel::removeIndexes( const QList<QModelIndex>& indexes )
+{
+    if ( !sourceModel() )
+        return;
+
+    foreach( const QModelIndex& idx, indexes )
+    {
+        removeIndex( idx );
+    }
+}

src/playlist/trackproxymodel.h

@@ -21,6 +21,9 @@ public:
 
     virtual int trackCount() const { return rowCount( QModelIndex() ); }
 
+    virtual void removeIndex( const QModelIndex& index );
+    virtual void removeIndexes( const QList<QModelIndex>& indexes );
+
     virtual PlItem* previousItem();
     virtual PlItem* nextItem();
     virtual PlItem* siblingItem( int itemsAway );

src/playlist/trackview.cpp

@@ -29,7 +29,7 @@ TrackView::TrackView( QWidget* parent )
     setDragEnabled( true );
     setDropIndicatorShown( false );
     setDragDropMode( QAbstractItemView::InternalMove );
-    setDragDropOverwriteMode ( false );
+    setDragDropOverwriteMode( false );
     setAllColumnsShowFocus( true );
 
     header()->setMinimumSectionSize( 60 );
@@ -186,39 +186,6 @@ TrackView::resizeColumns()
 }
 
 
-void
-TrackView::keyPressEvent( QKeyEvent* event )
-{
-//    qDebug() << Q_FUNC_INFO;
-    QTreeView::keyPressEvent( event );
-
-    if ( !m_model )
-        return;
-
-    if ( event->key() == Qt::Key_Delete )
-    {
-/*        if ( m_model->isPlaylistBacked() && selectedIndexes().count() )
-        {
-            qDebug() << "Removing selected items";
-            QList<PlaylistItem*> items;
-
-            QModelIndexList sidxs = selectedIndexes();
-            foreach( const QModelIndex& idx, sidxs )
-            {
-                if ( idx.column() > 0 )
-                    continue;
-
-                PlaylistItem* item = PlaylistModel::indexToPlaylistItem( idx );
-                if ( item )
-                    items << item;
-            }
-
-            m_model->removeItems( items );
-        }*/
-    }
-}
-
-
 void
 TrackView::dragEnterEvent( QDragEnterEvent* event )
 {
@@ -329,24 +296,25 @@ TrackView::onFilterChanged( const QString& )
 void
 TrackView::startDrag( Qt::DropActions supportedActions )
 {
+    QList<QPersistentModelIndex> pindexes;
     QModelIndexList indexes = selectedIndexes();
-    qDebug() << "Dragging" << indexes.count() << "indexes";
     for( int i = indexes.count() - 1 ; i >= 0; --i )
     {
-        if( !( m_proxyModel->flags( indexes.at( i ) ) & Qt::ItemIsDragEnabled ) )
+        if ( !( m_proxyModel->flags( indexes.at( i ) ) & Qt::ItemIsDragEnabled ) )
             indexes.removeAt( i );
+        else
+            pindexes << indexes.at( i );
     }
 
-    if( indexes.count() == 0 )
+    if ( indexes.count() == 0 )
         return;
 
     qDebug() << "Dragging" << indexes.count() << "indexes";
-
-    QMimeData *data = m_proxyModel->mimeData( indexes );
+    QMimeData* data = m_proxyModel->mimeData( indexes );
     if ( !data )
         return;
 
-    QDrag *drag = new QDrag( this );
+    QDrag* drag = new QDrag( this );
     drag->setMimeData( data );
     const QPixmap p = createDragPixmap( indexes.count() );
     drag->setPixmap( p );
@@ -355,7 +323,15 @@ TrackView::startDrag( Qt::DropActions supportedActions )
     // NOTE: if we support moving items in the model
     //       in the future, if exec() returns Qt::MoveAction
     //       we need to clean up ourselves.
-    drag->exec( supportedActions, Qt::CopyAction );
+    Qt::DropAction action = drag->exec( supportedActions, Qt::CopyAction );
+
+    if ( action == Qt::MoveAction )
+    {
+        foreach ( const QPersistentModelIndex& idx, pindexes )
+        {
+            m_proxyModel->removeIndex( idx );
+        }
+    }
 }
 
 
@@ -396,22 +372,22 @@ TrackView::createDragPixmap( int itemCount ) const
     QPixmap dragPixmap( xCount * size + xCount - 1, yCount * size + yCount - 1 );
     dragPixmap.fill( Qt::transparent );
 
-    QPainter painter(&dragPixmap);
+    QPainter painter( &dragPixmap );
     painter.setRenderHint( QPainter::Antialiasing );
     int x = 0;
     int y = 0;
     for( int i = 0; i < itemCount; ++i )
     {
         const QPixmap pixmap = QPixmap( QString( ":/data/icons/audio-x-generic-%2.png" ).arg( size ) );
-        painter.drawPixmap(x, y, pixmap);
+        painter.drawPixmap( x, y, pixmap );
 
         x += size + 1;
-        if (x >= dragPixmap.width())
+        if ( x >= dragPixmap.width() )
         {
             x = 0;
             y += size + 1;
         }
-        if (y >= dragPixmap.height())
+        if ( y >= dragPixmap.height() )
         {
             break;
         }

src/playlist/trackview.h

@@ -26,9 +26,11 @@ public:
 
     void setModel( TrackModel* model );
 
+public slots:
+    void onItemActivated( const QModelIndex& index );
+
 protected:
     virtual void resizeEvent( QResizeEvent* event );
-    virtual void keyPressEvent( QKeyEvent* event );
 
     virtual void startDrag( Qt::DropActions supportedActions );
     virtual void dragEnterEvent( QDragEnterEvent* event );
@@ -39,7 +41,6 @@ protected:
     void paintEvent( QPaintEvent* event );
 
 private slots:
-    void onItemActivated( const QModelIndex& index );
     void onItemResized( const QModelIndex& index );
 
     void resizeColumns();

src/query.cpp

@@ -47,8 +47,6 @@ Query::addResults( const QList< Tomahawk::result_ptr >& newresults )
 void
 Query::resultUnavailable()
 {
-    qDebug() << Q_FUNC_INFO;
-
     Result* result = (Result*) sender();
     Q_ASSERT( result );