Fix some style issues

src/dialog/savedqueries/dlgsavedquerieseditor.cpp

@@ -17,7 +17,8 @@ DlgSavedQueriesEditor::DlgSavedQueriesEditor(LibraryFeature* pFeature,
                                        m_pTrackCollection->getSavedQueriesDAO(),
                                        parent);
     tableView->setModel(pSaveModel);
-    for (int i = 0; i < SavedQueryColumns::NUM_COLUMNS; ++i) {
+    int numColumns = static_cast<int>(SavedQueryColumns::NUM_COLUMNS);
+    for (int i = 0; i < numColumns; ++i) {
         tableView->setColumnHidden(i, pSaveModel->isColumnInternal(i));
     }
 
@@ -34,13 +35,13 @@ void DlgSavedQueriesEditor::accept() {
 }
 
 void DlgSavedQueriesEditor::removeQuery() {
-    QItemSelectionModel* model = tableView->selectionModel();
+    auto model = tableView->selectionModel();
     if (model == nullptr) return;
 
     QModelIndexList selected = model->selectedRows();
 
     QSet<int> removedRows;
-    for (const QModelIndex& index : selected) {
+    for (const auto& index : selected) {
         removedRows << index.row();
     }
 

src/library/coverartdelegate.cpp

@@ -91,7 +91,7 @@ void CoverArtDelegate::paint(QPainter* painter,
 
     // Draw original item without text as background
     opt.text = QString();
-    const QWidget *widget = opt.widget;
+    const auto widget = opt.widget;
     QStyle *style = widget ? widget->style() : QApplication::style();
     style->drawControl(QStyle::CE_ItemViewItem, &opt, painter, widget);
 

src/library/features/analysis/analysisfeature.cpp

@@ -24,7 +24,8 @@ AnalysisFeature::AnalysisFeature(UserSettingsPointer pConfig,
         m_pAnalyzerQueue(nullptr),
         m_iOldBpmEnabled(0),
         m_analysisTitleName(tr("Analyze")),
-        m_pAnalysisView(nullptr){
+        m_pAnalysisView(nullptr),
+        m_analysisLibraryTableModel(this, m_pTrackCollection) {
 
     m_childModel.setRootItem(std::make_unique<TreeItem>(this));
     setTitleDefault();
@@ -62,7 +63,7 @@ QString AnalysisFeature::getSettingsName() const {
 
 QWidget* AnalysisFeature::createPaneWidget(KeyboardEventFilter*, int paneId) {
     WTrackTableView* pTable = createTableWidget(paneId);
-    pTable->loadTrackModel(getAnalysisTableModel());
+    pTable->loadTrackModel(&m_analysisLibraryTableModel);
     connect(pTable->selectionModel(), 
             SIGNAL(selectionChanged(const QItemSelection&, const QItemSelection&)),
             this, 
@@ -74,7 +75,7 @@ QWidget* AnalysisFeature::createPaneWidget(KeyboardEventFilter*, int paneId) {
 QWidget* AnalysisFeature::createInnerSidebarWidget(KeyboardEventFilter* pKeyboard) {
     m_pAnalysisView = new DlgAnalysis(nullptr, this, m_pTrackCollection);
 
-    m_pAnalysisView->setTableModel(getAnalysisTableModel());
+    m_pAnalysisView->setTableModel(&m_analysisLibraryTableModel);
 
     connect(this, SIGNAL(analysisActive(bool)),
             m_pAnalysisView, SLOT(analysisActive(bool)));
@@ -194,24 +195,13 @@ void AnalysisFeature::tableSelectionChanged(const QItemSelection&,
 
 bool AnalysisFeature::dropAccept(QList<QUrl> urls, QObject* pSource) {
     Q_UNUSED(pSource);
-    QList<QFileInfo> files =
-            DragAndDropHelper::supportedTracksFromUrls(urls, false, true);
+    auto files = DragAndDropHelper::supportedTracksFromUrls(urls, false, true);
     // Adds track, does not insert duplicates, handles unremoving logic.
-    QList<TrackId> trackIds =
-            m_pTrackCollection->getTrackDAO().addMultipleTracks(files, true);
+    auto trackIds = m_pTrackCollection->getTrackDAO().addMultipleTracks(files, true);
     analyzeTracks(trackIds);
     return trackIds.size() > 0;
 }
 
 bool AnalysisFeature::dragMoveAccept(QUrl url) {
     return SoundSourceProxy::isUrlSupported(url);
 }
-
-AnalysisLibraryTableModel* AnalysisFeature::getAnalysisTableModel() {
-    if (m_pAnalysisLibraryTableModel.isNull()) {
-        m_pAnalysisLibraryTableModel = 
-                new AnalysisLibraryTableModel(this, m_pTrackCollection);
-    }
-
-    return m_pAnalysisLibraryTableModel;
-}

src/library/features/analysis/analysisfeature.h

@@ -78,7 +78,7 @@ class AnalysisFeature : public LibraryFeature {
     TreeItemModel m_childModel;
     QString m_analysisTitleName;
     QPointer<DlgAnalysis> m_pAnalysisView;
-    QPointer<AnalysisLibraryTableModel> m_pAnalysisLibraryTableModel;
+    AnalysisLibraryTableModel m_analysisLibraryTableModel;
 };
 
 

src/library/features/baseplaylist/baseplaylistfeature.cpp

@@ -128,7 +128,7 @@ void BasePlaylistFeature::activate() {
     adoptPreselectedPane();
 
     auto modelIt = m_lastChildClicked.constFind(m_featurePane);
-    if (modelIt != m_lastChildClicked.constEnd() &&  (*modelIt).isValid()) {
+    if (modelIt != m_lastChildClicked.constEnd() &&  modelIt->isValid()) {
         qDebug() << "BasePlaylistFeature::activate" << "m_lastChildClicked found";
         // Open last clicked Playlist in the preselectded pane
         activateChild(*modelIt);
@@ -341,21 +341,7 @@ void BasePlaylistFeature::slotDeletePlaylist() {
             return;
         }
 
-        m_playlistDao.deletePlaylist(playlistId);
-
-        // This avoids a bug where the m_lastChildClicked index is still a valid
-        // index but it's not true since we just deleted it
-        for (auto it = m_playlistTableModel.begin(); 
-                it != m_playlistTableModel.end(); ++it) {
-
-            if ((*it)->getPlaylist() == playlistId) {
-                // Show the browse widget, this avoids a problem when the same
-                // playlist is shown twice and gets deleted. One of the panes
-                // gets still showing the unexisting playlist.
-                m_lastChildClicked[it.key()] = QModelIndex();
-                showBrowse(it.key());
-            }
-        }        
+        m_playlistDao.deletePlaylist(playlistId);   
         activate();
     }
 }

src/library/features/libraryfolder/libraryfoldermodel.cpp

@@ -71,7 +71,7 @@ QVariant LibraryFolderModel::data(const QModelIndex& index, int role) const {
     if (role == AbstractRole::RoleQuery) {        
         // User has clicked the show all item or we are showing the library
         // instead of the folders
-        if (!m_folderRecursive || pTree == m_pShowAll || pTree == m_pGrouping) {
+        if (!m_showFolders || pTree == m_pShowAll || pTree == m_pGrouping) {
             return MixxxLibraryTreeModel::data(index, role);
         }