Remove unneeded `this`

src/collection/collectionquery.h

@@ -53,17 +53,17 @@ struct QueryOptions {
 
   QString filter() const { return filter_; }
   void set_filter(const QString &filter) {
-    this->filter_ = filter;
-    this->query_mode_ = QueryMode_All;
+    filter_ = filter;
+    query_mode_ = QueryMode_All;
   }
 
   int max_age() const { return max_age_; }
-  void set_max_age(int max_age) { this->max_age_ = max_age; }
+  void set_max_age(int max_age) { max_age_ = max_age; }
 
   QueryMode query_mode() const { return query_mode_; }
   void set_query_mode(QueryMode query_mode) {
-    this->query_mode_ = query_mode;
-    this->filter_ = QString();
+    query_mode_ = query_mode;
+    filter_ = QString();
   }
 
  private:

src/core/database.cpp

@@ -548,7 +548,7 @@ bool Database::IntegrityCheck(const QSqlDatabase &db) {
 
 void Database::DoBackup() {
 
-  QSqlDatabase db(this->Connect());
+  QSqlDatabase db(Connect());
 
   if (!db.isOpen()) return;
 

src/core/song.cpp

@@ -1429,8 +1429,8 @@ void Song::BindToQuery(SqlQuery *query) const {
   query->BindValue(":art_automatic", d->art_automatic_.isValid() ? d->art_automatic_.toString(QUrl::FullyEncoded) : "");
   query->BindValue(":art_manual", d->art_manual_.isValid() ? d->art_manual_.toString(QUrl::FullyEncoded) : "");
 
-  query->BindValue(":effective_albumartist", strval(this->effective_albumartist()));
-  query->BindValue(":effective_originalyear", intval(this->effective_originalyear()));
+  query->BindValue(":effective_albumartist", strval(effective_albumartist()));
+  query->BindValue(":effective_originalyear", intval(effective_originalyear()));
 
   query->BindValue(":cue_path", d->cue_path_);
 

src/dialogs/about.cpp

@@ -40,7 +40,7 @@
 About::About(QWidget *parent) : QDialog(parent) {
 
   ui_.setupUi(this);
-  setWindowFlags(this->windowFlags()|Qt::WindowStaysOnTopHint);
+  setWindowFlags(windowFlags()|Qt::WindowStaysOnTopHint);
   setWindowTitle(tr("About Strawberry"));
 
   strawberry_authors_ \

src/dialogs/snapdialog.cpp

@@ -36,7 +36,7 @@
 SnapDialog::SnapDialog(QWidget *parent) : QDialog(parent), ui_(new Ui_SnapDialog) {
 
   ui_->setupUi(this);
-  setWindowFlags(this->windowFlags() | Qt::WindowStaysOnTopHint);
+  setWindowFlags(windowFlags() | Qt::WindowStaysOnTopHint);
   setWindowTitle(tr("Strawberry is running as a Snap"));
 
   QString text;

src/internet/internetservices.h

@@ -43,7 +43,7 @@ class InternetServices : public QObject {
   InternetService *ServiceBySource(const Song::Source source) const;
   template <typename T>
   T *Service() {
-    return static_cast<T*>(this->ServiceBySource(T::kSource));
+    return static_cast<T*>(ServiceBySource(T::kSource));
   }
 
   void AddService(InternetService *service);

src/osd/osdpretty.cpp

@@ -458,7 +458,7 @@ void OSDPretty::Reposition() {
 
   // On windows, enable blurbehind on the masked area
 #ifdef Q_OS_WIN
-  Utilities::enableBlurBehindWindow(this->windowHandle(), QRegion(mask));
+  Utilities::enableBlurBehindWindow(windowHandle(), QRegion(mask));
 #endif
 
 }

src/queue/queue.cpp

@@ -109,7 +109,7 @@ void Queue::SourceDataChanged(const QModelIndex &top_left, const QModelIndex &bo
 
     emit dataChanged(proxy_index, proxy_index);
   }
-  emit ItemCountChanged(this->ItemCount());
+  emit ItemCountChanged(ItemCount());
 
 }
 
@@ -128,7 +128,7 @@ void Queue::SourceLayoutChanged() {
 
   signal_item_count_changed_ = QObject::connect(this, &Queue::ItemCountChanged, this, &Queue::UpdateTotalLength);
 
-  emit ItemCountChanged(this->ItemCount());
+  emit ItemCountChanged(ItemCount());
 
 }
 
@@ -250,8 +250,8 @@ void Queue::UpdateTotalLength() {
 void Queue::UpdateSummaryText() {
 
   QString summary;
-  int tracks = this->ItemCount();
-  quint64 nanoseconds = this->GetTotalLength();
+  int tracks = ItemCount();
+  quint64 nanoseconds = GetTotalLength();
 
   summary += tracks == 1 ? tr("1 track") : tr("%1 tracks").arg(tracks);
 

src/radios/radioservices.h

@@ -48,7 +48,7 @@ class RadioServices : public QObject {
 
   template <typename T>
   T *Service() {
-    return static_cast<T*>(this->ServiceBySource(T::source));
+    return static_cast<T*>(ServiceBySource(T::source));
   }
 
   void ReloadSettings();

src/scrobbler/audioscrobbler.h

@@ -59,7 +59,7 @@ class AudioScrobbler : public QObject {
 
   template <typename T>
   T *Service() {
-    return qobject_cast<T*>(this->ServiceByName(T::kName));
+    return qobject_cast<T*>(ServiceByName(T::kName));
   }
 
  public slots:

src/scrobbler/scrobblerservices.h

@@ -48,7 +48,7 @@ class ScrobblerServices : public QObject {
   ScrobblerService *ServiceByName(const QString &name);
   template <typename T>
   T *Service() {
-    return qobject_cast<T*>(this->ServiceByName(T::kName));
+    return qobject_cast<T*>(ServiceByName(T::kName));
   }
 
  private:

src/settings/coverssettingspage.cpp

@@ -257,7 +257,7 @@ void CoversSettingsPage::AuthenticationSuccess() {
   if (!provider) return;
   DisconnectAuthentication(provider);
 
-  if (!this->isVisible() || !ui_->providers->currentItem() || ui_->providers->currentItem()->text() != provider->name()) return;
+  if (!isVisible() || !ui_->providers->currentItem() || ui_->providers->currentItem()->text() != provider->name()) return;
 
   ui_->login_state->SetLoggedIn(LoginStateWidget::LoggedIn);
   ui_->button_authenticate->setEnabled(true);
@@ -270,7 +270,7 @@ void CoversSettingsPage::AuthenticationFailure(const QStringList &errors) {
   if (!provider) return;
   DisconnectAuthentication(provider);
 
-  if (!this->isVisible() || !ui_->providers->currentItem() || ui_->providers->currentItem()->text() != provider->name()) return;
+  if (!isVisible() || !ui_->providers->currentItem() || ui_->providers->currentItem()->text() != provider->name()) return;
 
   QMessageBox::warning(this, tr("Authentication failed"), errors.join("\n"));
 

src/settings/lyricssettingspage.cpp

@@ -237,7 +237,7 @@ void LyricsSettingsPage::AuthenticationSuccess() {
   if (!provider) return;
   DisconnectAuthentication(provider);
 
-  if (!this->isVisible() || !ui_->providers->currentItem() || ui_->providers->currentItem()->text() != provider->name()) return;
+  if (!isVisible() || !ui_->providers->currentItem() || ui_->providers->currentItem()->text() != provider->name()) return;
 
   ui_->login_state->SetLoggedIn(LoginStateWidget::LoggedIn);
   ui_->button_authenticate->setEnabled(true);
@@ -250,7 +250,7 @@ void LyricsSettingsPage::AuthenticationFailure(const QStringList &errors) {
   if (!provider) return;
   DisconnectAuthentication(provider);
 
-  if (!this->isVisible() || !ui_->providers->currentItem() || ui_->providers->currentItem()->text() != provider->name()) return;
+  if (!isVisible() || !ui_->providers->currentItem() || ui_->providers->currentItem()->text() != provider->name()) return;
 
   QMessageBox::warning(this, tr("Authentication failed"), errors.join("\n"));
 

src/settings/qobuzsettingspage.cpp

@@ -163,7 +163,7 @@ void QobuzSettingsPage::LogoutClicked() {
 
 void QobuzSettingsPage::LoginSuccess() {
 
-  if (!this->isVisible()) return;
+  if (!isVisible()) return;
   ui_->login_state->SetLoggedIn(LoginStateWidget::LoggedIn);
   ui_->button_login->setEnabled(true);
 
@@ -171,7 +171,7 @@ void QobuzSettingsPage::LoginSuccess() {
 
 void QobuzSettingsPage::LoginFailure(const QString &failure_reason) {
 
-  if (!this->isVisible()) return;
+  if (!isVisible()) return;
   QMessageBox::warning(this, tr("Authentication failed"), failure_reason);
 
 }

src/settings/subsonicsettingspage.cpp

@@ -151,7 +151,7 @@ bool SubsonicSettingsPage::eventFilter(QObject *object, QEvent *event) {
 
 void SubsonicSettingsPage::TestSuccess() {
 
-  if (!this->isVisible()) return;
+  if (!isVisible()) return;
   ui_->button_test->setEnabled(true);
 
   QMessageBox::information(this, tr("Test successful!"), tr("Test successful!"));
@@ -160,7 +160,7 @@ void SubsonicSettingsPage::TestSuccess() {
 
 void SubsonicSettingsPage::TestFailure(const QString &failure_reason) {
 
-  if (!this->isVisible()) return;
+  if (!isVisible()) return;
   ui_->button_test->setEnabled(true);
 
   QMessageBox::warning(this, tr("Test failed!"), failure_reason);

src/settings/tidalsettingspage.cpp

@@ -207,7 +207,7 @@ void TidalSettingsPage::LogoutClicked() {
 
 void TidalSettingsPage::LoginSuccess() {
 
-  if (!this->isVisible()) return;
+  if (!isVisible()) return;
   ui_->login_state->SetLoggedIn(LoginStateWidget::LoggedIn);
   ui_->button_login->setEnabled(true);
 
@@ -215,7 +215,7 @@ void TidalSettingsPage::LoginSuccess() {
 
 void TidalSettingsPage::LoginFailure(const QString &failure_reason) {
 
-  if (!this->isVisible()) return;
+  if (!isVisible()) return;
   QMessageBox::warning(this, tr("Authentication failed"), failure_reason);
   ui_->button_login->setEnabled(true);
 

src/smartplaylists/smartplaylistsmodel.cpp

@@ -299,9 +299,9 @@ QMimeData *SmartPlaylistsModel::mimeData(const QModelIndexList &indexes) const {
   PlaylistGeneratorPtr generator = CreateGenerator(indexes.first());
   if (!generator) return nullptr;
 
-  PlaylistGeneratorMimeData *data = new PlaylistGeneratorMimeData(generator);
-  data->setData(kSmartPlaylistsMimeType, QByteArray());
-  data->name_for_new_playlist_ = this->data(indexes.first()).toString();
-  return data;
+  PlaylistGeneratorMimeData *mimedata = new PlaylistGeneratorMimeData(generator);
+  mimedata->setData(kSmartPlaylistsMimeType, QByteArray());
+  mimedata->name_for_new_playlist_ = data(indexes.first()).toString();
+  return mimedata;
 
 }

src/widgets/groupediconview.cpp

@@ -264,9 +264,9 @@ void GroupedIconView::paintEvent(QPaintEvent *e) {
   const QAbstractItemModel *itemModel = model();
   const QItemSelectionModel *selections = selectionModel();
   const bool focus = (hasFocus() || viewport()->hasFocus()) && current.isValid();
-  const QStyle::State state = option.state;
-  const QAbstractItemView::State viewState = this->state();
-  const bool enabled = (state & QStyle::State_Enabled) != 0;
+  const QStyle::State opt_state = option.state;
+  const QAbstractItemView::State viewState = state();
+  const bool enabled = (opt_state & QStyle::State_Enabled) != 0;
 
   int maxSize = (flow() == TopToBottom) ? viewport()->size().width() - 2 * spacing() : viewport()->size().height() - 2 * spacing();
 
@@ -285,7 +285,7 @@ void GroupedIconView::paintEvent(QPaintEvent *e) {
       option.rect.setHeight(qMin(maxSize, option.rect.height()));
     }
 
-    option.state = state;
+    option.state = opt_state;
     if (selections && selections->isSelected(*it))
       option.state |= QStyle::State_Selected;
     if (enabled) {

src/widgets/qsearchfield.h

@@ -25,7 +25,7 @@ class QSearchField : public QWidget {
   void setFocus(Qt::FocusReason);
 
  public slots:
-  void setText(const QString &text);
+  void setText(const QString &new_text);
   void setPlaceholderText(const QString &text);
   void clear();
   void selectAll();

src/widgets/qsearchfield_nonmac.cpp

@@ -111,11 +111,11 @@ void QSearchField::setIconSize(const int iconsize) {
 
 }
 
-void QSearchField::setText(const QString &text) {
+void QSearchField::setText(const QString &new_text) {
 
   Q_ASSERT(pimpl && pimpl->clearbutton_ && pimpl->lineedit_);
   if (!(pimpl && pimpl->clearbutton_ && pimpl->lineedit_)) return;
-  if (text != this->text()) pimpl->lineedit_->setText(text);
+  if (new_text != text()) pimpl->lineedit_->setText(new_text);
 
 }