do not allow toast notifications on wayland - #1494

src/librssguard/gui/mediaplayer/libmpv/libmpvwidget.cpp

@@ -118,7 +118,7 @@ void LibMpvWidget::initializeGL() {
 #endif
 
 #if defined(QT_FEATURE_wayland)
-  if (QGuiApplication::platformName() == QStringLiteral("wayland")) {
+  if (qApp->isWayland()) {
     display.type = MPV_RENDER_PARAM_WL_DISPLAY;
     display.data = qApp->nativeInterface<QNativeInterface::QWaylandApplication>()->display();
   }

src/librssguard/gui/notifications/basetoastnotification.cpp

@@ -20,7 +20,7 @@ BaseToastNotification::BaseToastNotification(QWidget* parent) : QDialog(parent),
   setAttribute(Qt::WidgetAttribute::WA_DeleteOnClose, false);
 
   setWindowFlags(
-#ifdef Q_OS_MAC
+#if defined(Q_OS_MAC)
     Qt::WindowType::SubWindow |
 #else
     Qt::WindowType::Tool |

src/librssguard/gui/settings/settingsnotifications.cpp

@@ -65,8 +65,18 @@ void SettingsNotifications::loadSettings() {
     ->setChecked(settings()->value(GROUP(GUI), SETTING(GUI::EnableNotifications)).toBool());
   m_ui.m_editor->loadNotifications(qApp->notifications()->allNotifications());
 
-  m_ui.m_rbNativeNotifications
-    ->setChecked(!settings()->value(GROUP(GUI), SETTING(GUI::UseToastNotifications)).toBool());
+  if (qApp->isWayland()) {
+    // Wayland does not support fancy notifications, only system ones.
+    m_ui.m_rbNativeNotifications->setChecked(true);
+    m_ui.m_rbCustomNotifications->setEnabled(false);
+    m_ui.m_rbCustomNotifications
+      ->setText(tr("%1 (not supported on Wayland)").arg(m_ui.m_rbCustomNotifications->text()));
+  }
+  else {
+    m_ui.m_rbNativeNotifications
+      ->setChecked(!settings()->value(GROUP(GUI), SETTING(GUI::UseToastNotifications)).toBool());
+  }
+
   m_ui.m_sbScreen->setValue(settings()->value(GROUP(GUI), SETTING(GUI::ToastNotificationsScreen)).toInt());
   m_ui.m_sbWidth->setValue(settings()->value(GROUP(GUI), SETTING(GUI::ToastNotificationsWidth)).toInt());
   m_ui.m_sbMargin->setValue(settings()->value(GROUP(GUI), SETTING(GUI::ToastNotificationsMargin)).toInt());

src/librssguard/miscellaneous/application.cpp

@@ -153,9 +153,8 @@ Application::Application(const QString& id, int& argc, char** argv, const QStrin
   m_database = new DatabaseFactory(this);
   m_downloadManager = nullptr;
   m_notifications = new NotificationFactory(this);
-  m_toastNotifications = settings()->value(GROUP(GUI), SETTING(GUI::UseToastNotifications)).toBool()
-                           ? new ToastNotificationsManager(this)
-                           : nullptr;
+  m_toastNotifications =
+    (!isWayland() && m_notifications->useToastNotifications()) ? new ToastNotificationsManager(this) : nullptr;
   m_shouldRestart = false;
 
 #if defined(Q_OS_WIN)
@@ -301,6 +300,7 @@ Application::Application(const QString& id, int& argc, char** argv, const QStrin
 
   setupWorkHorsePool();
 
+  qDebugNN << LOGSEC_CORE << "Platform:" << QUOTE_W_SPACE_DOT(QGuiApplication::platformName());
   qDebugNN << LOGSEC_CORE << "SQLite version:" << QUOTE_W_SPACE_DOT(SQLITE_VERSION);
   qDebugNN << LOGSEC_CORE << "OpenSSL version:" << QUOTE_W_SPACE_DOT(QSslSocket::sslLibraryVersionString());
   qDebugNN << LOGSEC_CORE << "OpenSSL supported:" << QUOTE_W_SPACE_DOT(QSslSocket::supportsSsl());
@@ -867,6 +867,10 @@ bool Application::usingLite() const {
 #endif
 }
 
+bool Application::isWayland() const {
+  return QGuiApplication::platformName() == QSL("wayland");
+}
+
 void Application::onCommitData(QSessionManager& manager) {
   qDebugNN << LOGSEC_CORE << "OS asked application to commit its data.";
 

src/librssguard/miscellaneous/application.h

@@ -187,6 +187,7 @@ class RSSGUARD_DLLSPEC Application : public SingleApplication {
     WebViewer* createWebView();
 
     bool usingLite() const;
+    bool isWayland() const;
 
 #if defined(NO_LITE)
     bool forcedLite() const;

src/librssguard/miscellaneous/notificationfactory.cpp

@@ -20,7 +20,7 @@ bool NotificationFactory::areNotificationsEnabled() const {
 }
 
 bool NotificationFactory::useToastNotifications() const {
-  return qApp->settings()->value(GROUP(GUI), SETTING(GUI::EnableNotifications)).toBool();
+  return qApp->settings()->value(GROUP(GUI), SETTING(GUI::UseToastNotifications)).toBool();
 }
 
 Notification NotificationFactory::notificationForEvent(Notification::Event event) const {