Differential D12315 Diff 32485 src/browsers/CollectionTreeItemModelBase.cpp

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src/browsers/CollectionTreeItemModelBase.cpp

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35#include "widgets/PrettyTreeRoles.h" 35​#include "widgets/PrettyTreeRoles.h"
36 36​
37#include <KLocalizedString> 37​#include <KLocalizedString>
38#include <ThreadWeaver/Lambda> 38​#include <ThreadWeaver/Lambda>
39#include <ThreadWeaver/Queue> 39​#include <ThreadWeaver/Queue>
40 40​
41#include <QApplication> 41​#include <QApplication>
42#include <QIcon> 42​#include <QIcon>
43#include <QMutex> ​
44#include <QPixmap> 43​#include <QPixmap>
44​#include <QPointer>
45#include <QStandardPaths> 45​#include <QStandardPaths>
46#include <QStyle> 46​#include <QStyle>
47#include <QTimeLine> 47​#include <QTimeLine>
48#include <QTimer> 48​#include <QTimer>
49 49​
50​#include <functional>
51​
52​
50using namespace Meta; 53​using namespace Meta;
51 54​
52 55​
53class TrackLoaderJob : public ThreadWeaver::Job 56​class TrackLoaderJob : public ThreadWeaver::Job
54{ 57​{
55public: 58​public:
56 TrackLoaderJob( const QModelIndex &index, const Meta::AlbumPtr &album, CollectionTreeItemModelBase *model ) 59​ TrackLoaderJob( const QModelIndex &index, const Meta::AlbumPtr &album, CollectionTreeItemModelBase *model )
57 : m_index( index ) 60​ : m_index( index )
58 , m_album( album ) 61​ , m_album( album )
59 , m_model( model ) 62​ , m_model( model )
63​ , m_abortRequested( false )
60 { 64​ {
65​ if( !m_model || !m_album || !m_index.isValid() )
66​ requestAbort();
67​ }
68​
69​ void requestAbort() override
70​ {
71​ m_abortRequested = true;
61 } 72​ }
62 73​
63protected: 74​protected:
64 void run( ThreadWeaver::JobPointer self, ThreadWeaver::Thread *thread ) override 75​ void run( ThreadWeaver::JobPointer self, ThreadWeaver::Thread *thread ) override
65 { 76​ {
66 Q_UNUSED( self ) 77​ Q_UNUSED( self )
67 Q_UNUSED( thread ) 78​ Q_UNUSED( thread )
68 79​
69 m_model->tracksLoaded( m_album, m_index, m_album->tracks() ); 80​ if( m_abortRequested || !m_model )
81​ return;
82​
83​ const auto tracks = m_album->tracks();
84​
85​ if( m_model && !m_abortRequested )
86​ {
87​ auto slot = std::bind( &CollectionTreeItemModelBase::tracksLoaded, m_model, m_album, m_index, tracks );
88​ QTimer::singleShot( 0, m_model, slot );
89​ }
70 } 90​ }
71 91​
72private: 92​private:
73 QModelIndex m_index; 93​ QModelIndex m_index;
74 Meta::AlbumPtr m_album; 94​ Meta::AlbumPtr m_album;
75 CollectionTreeItemModelBase *m_model; 95​ QPointer<CollectionTreeItemModelBase> m_model;
96​ volatile bool m_abortRequested;
anthonyfieroniUnsubmitted
Not Done

In C++ it's used atomic.

anthonyfieroni: In C++ it's used atomic.
76}; 97​};
77 98​
78inline uint qHash( const Meta::DataPtr &data ) 99​inline uint qHash( const Meta::DataPtr &data )
79{ 100​{
80 return qHash( data.data() ); 101​ return qHash( data.data() );
81} 102​}
82 103​
83/** 104​/**
84 * This set determines which collection browser levels should have shown Various Artists 105​ * This set determines which collection browser levels should have shown Various Artists
85 * item under them. AlbumArtist is certain, (Track)Artist is questionable. 106​ * item under them. AlbumArtist is certain, (Track)Artist is questionable.
86 */ 107​ */
87static const QSet<CategoryId::CatMenuId> variousArtistCategories = 108​static const QSet<CategoryId::CatMenuId> variousArtistCategories =
88 QSet<CategoryId::CatMenuId>() << CategoryId::AlbumArtist; 109​ QSet<CategoryId::CatMenuId>() << CategoryId::AlbumArtist;
89 110​
90CollectionTreeItemModelBase::CollectionTreeItemModelBase( ) 111​CollectionTreeItemModelBase::CollectionTreeItemModelBase( )
91 : QAbstractItemModel() 112​ : QAbstractItemModel()
92 , m_loadingAlbumsMutex( new QMutex ) ​
93 , m_rootItem( 0 ) 113​ , m_rootItem( 0 )
94 , m_animFrame( 0 ) 114​ , m_animFrame( 0 )
95 , m_loading1( QPixmap( QStandardPaths::locate( QStandardPaths::GenericDataLocation, "amarok/images/loading1.png" ) ) ) 115​ , m_loading1( QPixmap( QStandardPaths::locate( QStandardPaths::GenericDataLocation, "amarok/images/loading1.png" ) ) )
96 , m_loading2( QPixmap( QStandardPaths::locate( QStandardPaths::GenericDataLocation, "amarok/images/loading2.png" ) ) ) 116​ , m_loading2( QPixmap( QStandardPaths::locate( QStandardPaths::GenericDataLocation, "amarok/images/loading2.png" ) ) )
97 , m_currentAnimPixmap( m_loading1 ) 117​ , m_currentAnimPixmap( m_loading1 )
98 , m_autoExpand( false ) 118​ , m_autoExpand( false )
99{ 119​{
100 m_timeLine = new QTimeLine( 10000, this ); 120​ m_timeLine = new QTimeLine( 10000, this );
101 m_timeLine->setFrameRange( 0, 20 ); 121​ m_timeLine->setFrameRange( 0, 20 );
102 m_timeLine->setLoopCount ( 0 ); 122​ m_timeLine->setLoopCount ( 0 );
103 connect( m_timeLine, &QTimeLine::frameChanged, this, &CollectionTreeItemModelBase::loadingAnimationTick ); 123​ connect( m_timeLine, &QTimeLine::frameChanged, this, &CollectionTreeItemModelBase::loadingAnimationTick );
104} 124​}
105 125​
106CollectionTreeItemModelBase::~CollectionTreeItemModelBase() 126​CollectionTreeItemModelBase::~CollectionTreeItemModelBase()
107{ 127​{
108 KConfigGroup config = Amarok::config( "Collection Browser" ); 128​ KConfigGroup config = Amarok::config( "Collection Browser" );
109 QList<int> levelNumbers; 129​ QList<int> levelNumbers;
110 foreach( CategoryId::CatMenuId category, levels() ) 130​ foreach( CategoryId::CatMenuId category, levels() )
111 levelNumbers.append( category ); 131​ levelNumbers.append( category );
112 config.writeEntry( "TreeCategory", levelNumbers ); 132​ config.writeEntry( "TreeCategory", levelNumbers );
113 133​
114 if( m_rootItem ) 134​ if( m_rootItem )
115 m_rootItem->deleteLater(); 135​ m_rootItem->deleteLater();
116 ​
117 delete m_loadingAlbumsMutex; ​
118} 136​}
119 137​
120Qt::ItemFlags CollectionTreeItemModelBase::flags(const QModelIndex & index) const 138​Qt::ItemFlags CollectionTreeItemModelBase::flags(const QModelIndex & index) const
121{ 139​{
122 Qt::ItemFlags flags = 0; 140​ Qt::ItemFlags flags = 0;
123 if( index.isValid() ) 141​ if( index.isValid() )
124 { 142​ {
125 flags = Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled | Qt::ItemIsEditable; 143​ flags = Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled | Qt::ItemIsEditable;
126 } 144​ }
127 return flags; 145​ return flags;
128 ​
129} 146​}
130 147​
131bool 148​bool
132CollectionTreeItemModelBase::setData( const QModelIndex &index, const QVariant &value, int role ) 149​CollectionTreeItemModelBase::setData( const QModelIndex &index, const QVariant &value, int role )
133{ 150​{
134 Q_UNUSED( role ) 151​ Q_UNUSED( role )
135 152​
136 if( !index.isValid() ) 153​ if( !index.isValid() )
▲ Show 20 Lines • Show All 147 Lines • ▼ Show 20 Line(s)299 {
284 { 301​ {
285 int year = m_years.value( album.data() ); 302​ int year = m_years.value( album.data() );
286 303​
287 if( year > 0 ) 304​ if( year > 0 )
288 name.prepend( QString("%1 - ").arg( year ) ); 305​ name.prepend( QString("%1 - ").arg( year ) );
289 } 306​ }
290 else if( !album->name().isEmpty() ) 307​ else if( !album->name().isEmpty() )
291 { 308​ {
292 QMutexLocker locker( m_loadingAlbumsMutex ); ​
293 if( !m_loadingAlbums.contains( album ) ) 309​ if( !m_loadingAlbums.contains( album ) )
294 { 310​ {
295 m_loadingAlbums.insert( album ); 311​ m_loadingAlbums.insert( album );
296 312​
297 auto nonConstThis = const_cast<CollectionTreeItemModelBase*>( this ); 313​ auto nonConstThis = const_cast<CollectionTreeItemModelBase*>( this );
298 auto job = QSharedPointer<TrackLoaderJob>::create( itemIndex( item ), album, nonConstThis ); 314​ auto job = QSharedPointer<TrackLoaderJob>::create( itemIndex( item ), album, nonConstThis );
299 ThreadWeaver::Queue::instance()->enqueue( job ); 315​ ThreadWeaver::Queue::instance()->enqueue( job );
300 } 316​ }
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322 338​
323 case PrettyTreeRoles::YearRole: 339​ case PrettyTreeRoles::YearRole:
324 { 340​ {
325 if( m_years.contains( album.data() ) ) 341​ if( m_years.contains( album.data() ) )
326 return m_years.value( album.data() ); 342​ return m_years.value( album.data() );
327 343​
328 else if( !album->name().isEmpty() ) 344​ else if( !album->name().isEmpty() )
329 { 345​ {
330 QMutexLocker locker( m_loadingAlbumsMutex ); ​
331 if( !m_loadingAlbums.contains( album ) ) 346​ if( !m_loadingAlbums.contains( album ) )
332 { 347​ {
333 m_loadingAlbums.insert( album ); 348​ m_loadingAlbums.insert( album );
334 349​
335 auto nonConstThis = const_cast<CollectionTreeItemModelBase*>( this ); 350​ auto nonConstThis = const_cast<CollectionTreeItemModelBase*>( this );
336 auto job = QSharedPointer<TrackLoaderJob>::create( itemIndex( item ), album, nonConstThis ); 351​ auto job = QSharedPointer<TrackLoaderJob>::create( itemIndex( item ), album, nonConstThis );
337 ThreadWeaver::Queue::instance()->enqueue( job ); 352​ ThreadWeaver::Queue::instance()->enqueue( job );
338 } 353​ }
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675 type = Collections::QueryMaker::None; 690​ type = Collections::QueryMaker::None;
676 break; 691​ break;
677 } 692​ }
678 693​
679 return type; 694​ return type;
680} 695​}
681 696​
682void 697​void
683CollectionTreeItemModelBase::tracksLoaded( Meta::AlbumPtr album, const QModelIndex &index, const Meta::TrackList& tracks ) 698​CollectionTreeItemModelBase::tracksLoaded( const Meta::AlbumPtr &album, const QModelIndex &index, const Meta::TrackList& tracks )
684{ 699​{
685 DEBUG_BLOCK 700​ DEBUG_BLOCK
686 701​
687 if( !album ) 702​ if( !album )
688 return; 703​ return;
689 704​
690 QMutexLocker locker( m_loadingAlbumsMutex ); ​
691 m_loadingAlbums.remove( album ); 705​ m_loadingAlbums.remove( album );
692 706​
693 if( !index.isValid() ) 707​ if( !index.isValid() )
694 return; 708​ return;
695 709​
696 int year = 0; 710​ int year = 0;
697 711​
698 if( !tracks.isEmpty() ) 712​ if( !tracks.isEmpty() )
699 { 713​ {
700 Meta::YearPtr yearPtr = tracks.first()->year(); 714​ Meta::YearPtr yearPtr = tracks.first()->year();
701 if( yearPtr ) 715​ if( yearPtr )
702 year = yearPtr->year(); 716​ year = yearPtr->year();
703 717​
704 debug() << "Valid album year found:" << year; 718​ debug() << "Valid album year found:" << year;
705 } 719​ }
706 720​
707 // Set the year in the thread associated with this ​
708 auto lambda = [=] () { ​
709 if( !m_years.contains( album.data() ) || m_years.value( album.data() ) != year ) 721​ if( !m_years.contains( album.data() ) || m_years.value( album.data() ) != year )
710 { 722​ {
711 m_years[ album.data() ] = year; 723​ m_years[ album.data() ] = year;
712 emit dataChanged( index, index ); 724​ emit dataChanged( index, index );
713 } 725​ }
714 }; ​
715 QTimer::singleShot( 0, this, lambda ); ​
716} 726​}
717 727​
718void 728​void
719CollectionTreeItemModelBase::addQueryMaker( CollectionTreeItem* item, 729​CollectionTreeItemModelBase::addQueryMaker( CollectionTreeItem* item,
720 Collections::QueryMaker *qm ) const 730​ Collections::QueryMaker *qm ) const
721{ 731​{
722 connect( qm, &Collections::QueryMaker::newTracksReady, this, &CollectionTreeItemModelBase::newTracksReady, Qt::QueuedConnection ); 732​ connect( qm, &Collections::QueryMaker::newTracksReady, this, &CollectionTreeItemModelBase::newTracksReady, Qt::QueuedConnection );
723 connect( qm, &Collections::QueryMaker::newArtistsReady, this, &CollectionTreeItemModelBase::newArtistsReady, Qt::QueuedConnection ); 733​ connect( qm, &Collections::QueryMaker::newArtistsReady, this, &CollectionTreeItemModelBase::newArtistsReady, Qt::QueuedConnection );
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