Simplify tray icon related code

src/base/preferences.cpp

@@ -210,12 +210,12 @@ void Preferences::setHideZeroComboValues(const int n)
 // In Mac OS X the dock is sufficient for our needs so we disable the sys tray functionality.
 // See extensive discussion in https://github.com/qbittorrent/qBittorrent/pull/3018
 #ifndef Q_OS_MACOS
-bool Preferences::systrayIntegration() const
+bool Preferences::systemTrayEnabled() const
 {
     return value("Preferences/General/SystrayEnabled", true);
 }
 
-void Preferences::setSystrayIntegration(const bool enabled)
+void Preferences::setSystemTrayEnabled(const bool enabled)
 {
     setValue("Preferences/General/SystrayEnabled", enabled);
 }

src/base/preferences.h

@@ -315,8 +315,8 @@ public:
     bool confirmRemoveAllTags() const;
     void setConfirmRemoveAllTags(bool enabled);
 #ifndef Q_OS_MACOS
-    bool systrayIntegration() const;
+    bool systemTrayEnabled() const;
-    void setSystrayIntegration(bool enabled);
+    void setSystemTrayEnabled(bool enabled);
     bool minimizeToTrayNotified() const;
     void setMinimizeToTrayNotified(bool b);
     bool minimizeToTray() const;

src/gui/mainwindow.cpp

@@ -179,6 +179,8 @@ MainWindow::MainWindow(QWidget *parent)
     m_ui->actionLock->setMenu(lockMenu);
 
     // Creating Bittorrent session
+    updateAltSpeedsBtn(BitTorrent::Session::instance()->isAltGlobalSpeedLimitEnabled());
+
     connect(BitTorrent::Session::instance(), &BitTorrent::Session::fullDiskError, this, &MainWindow::fullDiskError);
     connect(BitTorrent::Session::instance(), &BitTorrent::Session::loadTorrentFailed, this, &MainWindow::addTorrentFailed);
     connect(BitTorrent::Session::instance(), &BitTorrent::Session::torrentAdded,this, &MainWindow::torrentNew);
@@ -319,7 +321,7 @@ MainWindow::MainWindow(QWidget *parent)
     connect(m_preventTimer, &QTimer::timeout, this, &MainWindow::updatePowerManagementState);
 
     // Configure BT session according to options
-    loadPreferences(false);
+    loadPreferences();
 
     connect(BitTorrent::Session::instance(), &BitTorrent::Session::statsUpdated, this, &MainWindow::reloadSessionStats);
     connect(BitTorrent::Session::instance(), &BitTorrent::Session::torrentsUpdated, this, &MainWindow::reloadTorrentStats);
@@ -380,7 +382,19 @@ MainWindow::MainWindow(QWidget *parent)
     // Load Window state and sizes
     readSettings();
 
-#ifndef Q_OS_MACOS
+#ifdef Q_OS_MACOS
+    // Make sure the Window is visible if we don't have a tray icon
+    if (pref->startMinimized())
+    {
+        showMinimized();
+    }
+    else
+    {
+        show();
+        activateWindow();
+        raise();
+    }
+#else
     if (m_systrayIcon)
     {
         if (!(pref->startMinimized() || m_uiLocked))
@@ -405,7 +419,6 @@ MainWindow::MainWindow(QWidget *parent)
     }
     else
     {
-#endif
         // Make sure the Window is visible if we don't have a tray icon
         if (pref->startMinimized())
         {
@@ -417,7 +430,6 @@ MainWindow::MainWindow(QWidget *parent)
             activateWindow();
             raise();
         }
-#ifndef Q_OS_MACOS
     }
 #endif
 
@@ -456,7 +468,8 @@ MainWindow::MainWindow(QWidget *parent)
 #endif
 #ifdef Q_OS_MACOS
     setupDockClickHandler();
-    trayIconMenu()->setAsDockMenu();
+    createTrayIconMenu();
+    m_trayIconMenu->setAsDockMenu();
 #endif
 }
 
@@ -785,10 +798,6 @@ void MainWindow::cleanup()
     delete m_rssWidget;
 
     delete m_executableWatcher;
-#ifndef Q_OS_MACOS
-    if (m_systrayCreator)
-        m_systrayCreator->stop();
-#endif
 
     m_preventTimer->stop();
 
@@ -1469,50 +1478,33 @@ void MainWindow::showStatusBar(bool show)
     }
 }
 
-void MainWindow::loadPreferences(const bool configureSession)
+void MainWindow::loadPreferences()
 {
-    const Preferences *const pref = Preferences::instance();
+    const Preferences *pref = Preferences::instance();
-#ifdef Q_OS_MACOS
+
-    Q_UNUSED(configureSession);
+#ifndef Q_OS_MACOS
-#else
+    // system tray icon
-    const bool newSystrayIntegration = pref->systrayIntegration();
+    const bool useSystray = pref->systemTrayEnabled();
-    m_ui->actionLock->setVisible(newSystrayIntegration);
+    m_ui->actionLock->setVisible(useSystray);
-    if (newSystrayIntegration != (m_systrayIcon != nullptr))
+    if (useSystray)
     {
-        if (newSystrayIntegration)
+        if (m_systrayIcon)
         {
-            // create the trayicon
+            // Reload systray icon
-            if (!QSystemTrayIcon::isSystemTrayAvailable())
+            m_systrayIcon->setIcon(UIThemeManager::instance()->getSystrayIcon());
-            {
-                if (!configureSession)
-                { // Program startup
-                    m_systrayCreator = new QTimer(this);
-                    connect(m_systrayCreator.data(), &QTimer::timeout, this, &MainWindow::createSystrayDelayed);
-                    m_systrayCreator->setSingleShot(true);
-                    m_systrayCreator->start(2000);
-                    qDebug("Info: System tray is unavailable, trying again later.");
-                }
-                else
-                {
-                    qDebug("Warning: System tray is unavailable.");
-                }
-            }
-            else
-            {
-                createTrayIcon();
-            }
         }
         else
         {
-            // Destroy trayicon
+            createTrayIcon(20);
-            delete m_systrayIcon;
-            delete m_trayIconMenu;
         }
     }
-    // Reload systray icon
+    else
-    if (newSystrayIntegration && m_systrayIcon)
+    {
-        m_systrayIcon->setIcon(getSystrayIcon());
+        delete m_systrayIcon;
+        delete m_trayIconMenu;
+    }
 #endif
+
     // General
     if (pref->isToolbarDisplayed())
     {
@@ -1621,7 +1613,7 @@ void MainWindow::reloadSessionStats()
 #else
     if (m_systrayIcon)
     {
-        const QString toolTip = QString::fromLatin1("%1\n%2").arg(
+        const auto toolTip = QString::fromLatin1("%1\n%2").arg(
             tr("DL speed: %1", "e.g: Download speed: 10 KiB/s").arg(Utils::Misc::friendlyUnit(status.payloadDownloadRate, true))
             , tr("UP speed: %1", "e.g: Upload speed: 10 KiB/s").arg(Utils::Misc::friendlyUnit(status.payloadUploadRate, true)));
         m_systrayIcon->setToolTip(toolTip); // tray icon
@@ -1705,86 +1697,81 @@ void MainWindow::downloadFromURLList(const QStringList &urlList)
 *****************************************************/
 
 #ifndef Q_OS_MACOS
-void MainWindow::createSystrayDelayed()
+void MainWindow::createTrayIcon(const int retries)
 {
-    static int timeout = 20;
+    if (m_systrayIcon)
+        return;
+
     if (QSystemTrayIcon::isSystemTrayAvailable())
     {
-        // Ok, systray integration is now supported
+        m_systrayIcon = new QSystemTrayIcon(UIThemeManager::instance()->getSystrayIcon(), this);
-        // Create systray icon
+
-        createTrayIcon();
+        createTrayIconMenu();
-        delete m_systrayCreator;
+        m_systrayIcon->setContextMenu(m_trayIconMenu);
+
+        connect(m_systrayIcon, &QSystemTrayIcon::activated, this, &MainWindow::toggleVisibility);
+        connect(m_systrayIcon, &QSystemTrayIcon::messageClicked, this, &MainWindow::balloonClicked);
+
+        m_systrayIcon->show();
     }
     else
     {
-        if (timeout)
+        if (retries > 0)
         {
-            // Retry a bit later
+            LogMsg("System tray icon is not available, retrying...", Log::WARNING);
-            m_systrayCreator->start(2000);
+            QTimer::singleShot(std::chrono::seconds(2), this, [this, retries]()
-            --timeout;
+            {
+                if (Preferences::instance()->systemTrayEnabled())
+                    createTrayIcon(retries - 1);
+            });
         }
         else
         {
-            // Timed out, apparently system really does not
+            LogMsg("System tray icon is still not available after retries. Disabling it.", Log::WARNING);
-            // support systray icon
+            Preferences::instance()->setSystemTrayEnabled(false);
-            delete m_systrayCreator;
-            // Disable it in program preferences to
-            // avoid trying at each startup
-            Preferences::instance()->setSystrayIntegration(false);
         }
     }
 }
-
-void MainWindow::updateTrayIconMenu()
-{
-    m_ui->actionToggleVisibility->setText(isVisible() ? tr("Hide") : tr("Show"));
-}
-
-void MainWindow::createTrayIcon()
-{
-    // Tray icon
-    m_systrayIcon = new QSystemTrayIcon(getSystrayIcon(), this);
-
-    m_systrayIcon->setContextMenu(trayIconMenu());
-    connect(m_systrayIcon.data(), &QSystemTrayIcon::messageClicked, this, &MainWindow::balloonClicked);
-    // End of Icon Menu
-    connect(m_systrayIcon.data(), &QSystemTrayIcon::activated, this, &MainWindow::toggleVisibility);
-    m_systrayIcon->show();
-}
 #endif // Q_OS_MACOS
 
-QMenu *MainWindow::trayIconMenu()
+void MainWindow::createTrayIconMenu()
 {
-    if (m_trayIconMenu) return m_trayIconMenu;
+    if (m_trayIconMenu)
+        return;
 
     m_trayIconMenu = new QMenu(this);
+
 #ifndef Q_OS_MACOS
-    connect(m_trayIconMenu.data(), &QMenu::aboutToShow, this, &MainWindow::updateTrayIconMenu);
+    connect(m_trayIconMenu, &QMenu::aboutToShow, this, [this]()
+    {
+        m_ui->actionToggleVisibility->setText(isVisible() ? tr("Hide") : tr("Show"));
+    });
+
     m_trayIconMenu->addAction(m_ui->actionToggleVisibility);
     m_trayIconMenu->addSeparator();
 #endif
+
     m_trayIconMenu->addAction(m_ui->actionOpen);
     m_trayIconMenu->addAction(m_ui->actionDownloadFromURL);
     m_trayIconMenu->addSeparator();
-    const bool isAltBWEnabled = BitTorrent::Session::instance()->isAltGlobalSpeedLimitEnabled();
+
-    updateAltSpeedsBtn(isAltBWEnabled);
-    m_ui->actionUseAlternativeSpeedLimits->setChecked(isAltBWEnabled);
     m_trayIconMenu->addAction(m_ui->actionUseAlternativeSpeedLimits);
     m_trayIconMenu->addAction(m_ui->actionSetGlobalSpeedLimits);
     m_trayIconMenu->addSeparator();
+
     m_trayIconMenu->addAction(m_ui->actionStartAll);
     m_trayIconMenu->addAction(m_ui->actionPauseAll);
+
 #ifndef Q_OS_MACOS
     m_trayIconMenu->addSeparator();
     m_trayIconMenu->addAction(m_ui->actionExit);
 #endif
+
     if (m_uiLocked)
         m_trayIconMenu->setEnabled(false);
-
-    return m_trayIconMenu;
 }
 
-void MainWindow::updateAltSpeedsBtn(bool alternative)
+void MainWindow::updateAltSpeedsBtn(const bool alternative)
 {
     m_ui->actionUseAlternativeSpeedLimits->setChecked(alternative);
 }
@@ -2072,42 +2059,6 @@ void MainWindow::updatePowerManagementState()
     m_pwr->setActivityState(inhibitSuspend);
 }
 
-#ifndef Q_OS_MACOS
-QIcon MainWindow::getSystrayIcon() const
-{
-    const TrayIcon::Style style = Preferences::instance()->trayIconStyle();
-    // on Linux we use theme icons, and icons from resources everywhere else
-#if (defined(Q_OS_UNIX) && !defined(Q_OS_MACOS))
-    switch (style)
-    {
-    case TrayIcon::Style::Normal:
-        return QIcon::fromTheme(QLatin1String("qbittorrent-tray"));
-    case TrayIcon::Style::MonoDark:
-        return QIcon::fromTheme(QLatin1String("qbittorrent-tray-dark"));
-    case TrayIcon::Style::MonoLight:
-        return QIcon::fromTheme(QLatin1String("qbittorrent-tray-light"));
-    default:
-        break;
-    }
-#else
-    switch (style)
-    {
-    case TrayIcon::Style::Normal:
-        return UIThemeManager::instance()->getIcon(QLatin1String("qbittorrent-tray"));
-    case TrayIcon::Style::MonoDark:
-        return UIThemeManager::instance()->getIcon(QLatin1String("qbittorrent-tray-dark"));
-    case TrayIcon::Style::MonoLight:
-        return UIThemeManager::instance()->getIcon(QLatin1String("qbittorrent-tray-light"));
-    default:
-        break;
-    }
-#endif
-
-    // As a failsafe in case the enum is invalid
-    return UIThemeManager::instance()->getIcon(QLatin1String("qbittorrent-tray"));
-}
-#endif // Q_OS_MACOS
-
 #if defined(Q_OS_WIN) || defined(Q_OS_MACOS)
 void MainWindow::checkProgramUpdate(const bool invokedByUser)
 {

src/gui/mainwindow.h

@@ -82,7 +82,6 @@ public:
     QWidget *currentTabWidget() const;
     TransferListWidget *transferListWidget() const;
     PropertiesWidget *propertiesWidget() const;
-    QMenu *trayIconMenu();
 
     // ExecutionLog properties
     bool isExecutionLogEnabled() const;
@@ -132,7 +131,7 @@ private slots:
     void focusSearchFilter();
     void reloadSessionStats();
     void reloadTorrentStats(const QVector<BitTorrent::Torrent *> &torrents);
-    void loadPreferences(bool configureSession = true);
+    void loadPreferences();
     void addTorrentFailed(const QString &error) const;
     void torrentNew(BitTorrent::Torrent *const torrent) const;
     void finishedTorrent(BitTorrent::Torrent *const torrent) const;
@@ -189,16 +188,14 @@ private slots:
     void on_actionCloseWindow_triggered();
 #else
     void toggleVisibility(const QSystemTrayIcon::ActivationReason reason = QSystemTrayIcon::Trigger);
-    void createSystrayDelayed();
-    void updateTrayIconMenu();
 #endif
 
 private:
+    void createTrayIconMenu();
 #ifdef Q_OS_MACOS
     void setupDockClickHandler();
 #else
-    void createTrayIcon();
+    void createTrayIcon(int retries);
-    QIcon getSystrayIcon() const;
 #endif
 #ifdef Q_OS_WIN
     void installPython();
@@ -227,11 +224,12 @@ private:
     QPointer<StatsDialog> m_statsDlg;
     QPointer<TorrentCreatorDialog> m_createTorrentDlg;
     QPointer<DownloadFromURLDialog> m_downloadFromURLDialog;
+
 #ifndef Q_OS_MACOS
     QPointer<QSystemTrayIcon> m_systrayIcon;
-    QPointer<QTimer> m_systrayCreator;
 #endif
     QPointer<QMenu> m_trayIconMenu;
+
     TransferListWidget *m_transferListWidget;
     TransferListFiltersWidget *m_transferListFiltersWidget;
     PropertiesWidget *m_propertiesWidget;

src/gui/optionsdialog.cpp

@@ -677,7 +677,7 @@ void OptionsDialog::saveOptions()
     pref->setHideZeroValues(m_ui->checkHideZero->isChecked());
     pref->setHideZeroComboValues(m_ui->comboHideZero->currentIndex());
 #ifndef Q_OS_MACOS
-    pref->setSystrayIntegration(systrayIntegration());
+    pref->setSystemTrayEnabled(systemTrayEnabled());
     pref->setTrayIconStyle(TrayIcon::Style(m_ui->comboTrayIcon->currentIndex()));
     pref->setCloseToTray(closeToTray());
     pref->setMinimizeToTray(minimizeToTray());
@@ -936,7 +936,7 @@ void OptionsDialog::loadOptions()
     m_ui->checkProgramAutoExitConfirm->setChecked(!pref->dontConfirmAutoExit());
 
 #ifndef Q_OS_MACOS
-    m_ui->checkShowSystray->setChecked(pref->systrayIntegration());
+    m_ui->checkShowSystray->setChecked(pref->systemTrayEnabled());
     if (m_ui->checkShowSystray->isChecked())
     {
         m_ui->checkMinimizeToSysTray->setChecked(pref->minimizeToTray());
@@ -1346,10 +1346,11 @@ bool OptionsDialog::startMinimized() const
 }
 
 #ifndef Q_OS_MACOS
-bool OptionsDialog::systrayIntegration() const
+bool OptionsDialog::systemTrayEnabled() const
 {
-    if (!QSystemTrayIcon::isSystemTrayAvailable()) return false;
+    return QSystemTrayIcon::isSystemTrayAvailable()
-    return m_ui->checkShowSystray->isChecked();
+        ? m_ui->checkShowSystray->isChecked()
+        : false;
 }
 
 bool OptionsDialog::minimizeToTray() const

src/gui/optionsdialog.h

@@ -122,7 +122,7 @@ private:
     // General options
     QString getLocale() const;
 #ifndef Q_OS_MACOS
-    bool systrayIntegration() const;
+    bool systemTrayEnabled() const;
     bool minimizeToTray() const;
     bool closeToTray() const;
 #endif

src/gui/uithememanager.cpp

@@ -157,6 +157,36 @@ QColor UIThemeManager::getColor(const QString &id, const QColor &defaultColor) c
     return m_colors.value(id, defaultColor);
 }
 
+#ifndef Q_OS_MACOS
+QIcon UIThemeManager::getSystrayIcon() const
+{
+    const TrayIcon::Style style = Preferences::instance()->trayIconStyle();
+    switch (style)
+    {
+#if defined(Q_OS_UNIX)
+    case TrayIcon::Style::Normal:
+        return QIcon::fromTheme(QLatin1String("qbittorrent-tray"));
+    case TrayIcon::Style::MonoDark:
+        return QIcon::fromTheme(QLatin1String("qbittorrent-tray-dark"));
+    case TrayIcon::Style::MonoLight:
+        return QIcon::fromTheme(QLatin1String("qbittorrent-tray-light"));
+#else
+    case TrayIcon::Style::Normal:
+        return getIcon(QLatin1String("qbittorrent-tray"));
+    case TrayIcon::Style::MonoDark:
+        return getIcon(QLatin1String("qbittorrent-tray-dark"));
+    case TrayIcon::Style::MonoLight:
+        return getIcon(QLatin1String("qbittorrent-tray-light"));
+#endif
+    default:
+        break;
+    }
+
+    // As a failsafe in case the enum is invalid
+    return getIcon(QLatin1String("qbittorrent-tray"));
+}
+#endif
+
 QString UIThemeManager::getIconPath(const QString &iconId) const
 {
 #if (defined(Q_OS_UNIX) && !defined(Q_OS_MACOS))

src/gui/uithememanager.h

@@ -29,6 +29,7 @@
 
 #pragma once
 
+#include <QtGlobal>
 #include <QColor>
 #include <QHash>
 #include <QIcon>
@@ -51,6 +52,10 @@ public:
 
     QColor getColor(const QString &id, const QColor &defaultColor) const;
 
+#ifndef Q_OS_MACOS
+    QIcon getSystrayIcon() const;
+#endif
+
 private:
     UIThemeManager(); // singleton class
     QString getIconPathFromResources(const QString &iconId, const QString &fallback = {}) const;