StudioWelcome: Pause splash close timer while restart dialog is active

Fixes: QDS-3332
Change-Id: I16e6646202c97453b76a5e3a848b733ad460514c
Reviewed-by: Mahmoud Badri <mahmoud.badri@qt.io>

src/plugins/studiowelcome/studiowelcomeplugin.cpp

@@ -64,6 +64,7 @@ namespace Internal {
 const char DO_NOT_SHOW_SPLASHSCREEN_AGAIN_KEY[] = "StudioSplashScreen";
 
 QPointer<QQuickWidget> s_view = nullptr;
+static StudioWelcomePlugin *s_pluginInstance = nullptr;
 
 static bool isUsageStatistic(const ExtensionSystem::PluginSpec *spec)
 {
@@ -115,10 +116,14 @@ public:
         plugin->setEnabledBySettings(b);
         ExtensionSystem::PluginManager::writeSettings();
 
+        // pause remove splash timer while dialog is open otherwise splash crashes upon removal
+        s_pluginInstance->pauseRemoveSplashTimer();
+
         const QString restartText = tr("The change will take effect after restart.");
         Core::RestartDialog restartDialog(Core::ICore::dialogParent(), restartText);
         restartDialog.exec();
 
+        s_pluginInstance->resumeRemoveSplashTimer();
         setupModel();
     }
 
@@ -270,10 +275,14 @@ void StudioWelcomePlugin::showSystemSettings()
     Core::ICore::infoBar()->globallySuppressInfo("WarnCrashReporting");
 
     // pause remove splash timer while settings dialog is open otherwise splash crashes upon removal
-    int splashAutoCloseRemainingTime = m_removeSplashTimer.remainingTime(); // milliseconds
+    pauseRemoveSplashTimer();
-    m_removeSplashTimer.stop();
     Core::ICore::showOptionsDialog(Core::Constants::SETTINGS_ID_SYSTEM);
-    m_removeSplashTimer.start(splashAutoCloseRemainingTime);
+    resumeRemoveSplashTimer();
+}
+
+StudioWelcomePlugin::StudioWelcomePlugin()
+{
+    s_pluginInstance = this;
 }
 
 StudioWelcomePlugin::~StudioWelcomePlugin()
@@ -359,6 +368,20 @@ bool StudioWelcomePlugin::delayedInitialize()
     return false;
 }
 
+void StudioWelcomePlugin::pauseRemoveSplashTimer()
+{
+    if (m_removeSplashTimer.isActive()) {
+        m_removeSplashRemainingTime = m_removeSplashTimer.remainingTime(); // milliseconds
+        m_removeSplashTimer.stop();
+    }
+}
+
+void StudioWelcomePlugin::resumeRemoveSplashTimer()
+{
+    if (!m_removeSplashTimer.isActive())
+        m_removeSplashTimer.start(m_removeSplashRemainingTime);
+}
+
 WelcomeMode::WelcomeMode()
 {
     setDisplayName(tr("Studio"));

src/plugins/studiowelcome/studiowelcomeplugin.h

@@ -42,15 +42,20 @@ public slots:
     void showSystemSettings();
 
 public:
+    StudioWelcomePlugin();
     ~StudioWelcomePlugin() final;
 
     bool initialize(const QStringList &arguments, QString *errorString) override;
     void extensionsInitialized() override;
     bool delayedInitialize() override;
 
+    void pauseRemoveSplashTimer();
+    void resumeRemoveSplashTimer();
+
 private:
     class WelcomeMode *m_welcomeMode = nullptr;
     QTimer m_removeSplashTimer;
+    int m_removeSplashRemainingTime = 0;
 };
 
 } // namespace Internal