diff --git a/profiler_gui/blocks_graphics_view.cpp b/profiler_gui/blocks_graphics_view.cpp
index d3a3d4b..00a766d 100644
--- a/profiler_gui/blocks_graphics_view.cpp
+++ b/profiler_gui/blocks_graphics_view.cpp
@@ -70,7 +70,6 @@
 #include <QDebug>
 #include <QGraphicsDropShadowEffect>
 #include <QGraphicsScene>
-#include <QGraphicsProxyWidget>
 #include <QGridLayout>
 #include <QHBoxLayout>
 #include <QKeyEvent>
@@ -556,18 +555,28 @@ bool BackgroundItem::contains(const QPointF& scenePos) const
     return y >= visibleSceneRect.height();
 }
 
-void BackgroundItem::onIdleTimeout()
+void BackgroundItem::onWindowActivationChanged(bool isActiveWindow)
 {
-    if (m_bookmark < EASY_GLOBALS.bookmarks.size())
+    if (!isActiveWindow)
     {
         delete m_tooltip;
         m_tooltip = nullptr;
+    }
+}
 
+void BackgroundItem::onIdleTimeout()
+{
+    auto parent = static_cast<QWidget*>(scene()->parent());
+
+    delete m_tooltip;
+    m_tooltip = nullptr;
+
+    if (m_bookmark < EASY_GLOBALS.bookmarks.size() && parent->window()->isActiveWindow())
+    {
         const auto& text = EASY_GLOBALS.bookmarks[m_bookmark].text;
         if (text.empty())
             return;
 
-        auto parent = static_cast<QWidget*>(scene()->parent());
         m_tooltip = new QLabel(QString::fromStdString(text),
                                parent, Qt::ToolTip | Qt::WindowTransparentForInput);
 
@@ -693,6 +702,15 @@ BlocksGraphicsView::~BlocksGraphicsView()
 
 //////////////////////////////////////////////////////////////////////////
 
+void BlocksGraphicsView::onWindowActivationChanged()
+{
+    const bool isActive = window()->isActiveWindow();
+    if (!isActive)
+        removePopup();
+    if (m_backgroundItem != nullptr)
+        m_backgroundItem->onWindowActivationChanged(isActive);
+}
+
 void BlocksGraphicsView::removePopup()
 {
     delete m_popupWidget;
@@ -2160,6 +2178,9 @@ void BlocksGraphicsView::onIdleTimeout()
     if (m_popupWidget != nullptr)
         return;
 
+    if (!window()->isActiveWindow())
+        return;
+
     auto focusWidget = qApp->focusWidget();
     while (focusWidget != nullptr && !focusWidget->property("stayVisible").toBool())
         focusWidget = focusWidget->parentWidget();
@@ -2721,6 +2742,11 @@ BlocksGraphicsView* DiagramWidget::view()
     return m_view;
 }
 
+ThreadNamesWidget* DiagramWidget::threadsView()
+{
+    return m_threadNamesWidget;
+}
+
 void DiagramWidget::clear()
 {
     m_scrollbar->clear();
@@ -2890,7 +2916,13 @@ ThreadNamesWidget::ThreadNamesWidget(BlocksGraphicsView* _view, int _additionalH
 
 ThreadNamesWidget::~ThreadNamesWidget()
 {
+    removePopup();
+}
 
+void ThreadNamesWidget::onWindowActivationChanged()
+{
+    if (!window()->isActiveWindow())
+        removePopup();
 }
 
 void ThreadNamesWidget::removePopup()
@@ -2967,6 +2999,9 @@ void ThreadNamesWidget::onIdleTimeout()
     if (m_popupWidget != nullptr)
         return;
 
+    if (!window()->isActiveWindow())
+        return;
+
     auto focusWidget = qApp->focusWidget();
     while (focusWidget != nullptr && !focusWidget->property("stayVisible").toBool())
         focusWidget = focusWidget->parentWidget();
diff --git a/profiler_gui/blocks_graphics_view.h b/profiler_gui/blocks_graphics_view.h
index c948253..7272685 100644
--- a/profiler_gui/blocks_graphics_view.h
+++ b/profiler_gui/blocks_graphics_view.h
@@ -81,7 +81,6 @@
 //////////////////////////////////////////////////////////////////////////
 //////////////////////////////////////////////////////////////////////////
 
-class QGraphicsProxyWidget;
 class BlocksGraphicsView;
 class GraphicsBlockItem;
 class GraphicsScrollbar;
@@ -146,6 +145,9 @@ signals:
     void bookmarkChanged(size_t index);
     void moved();
 
+public slots:
+    void onWindowActivationChanged(bool isActiveWindow);
+
 private slots:
 
     void onIdleTimeout();
@@ -261,6 +263,9 @@ public:
         onInspectCurrentView(_strict);
     }
 
+public slots:
+    void onWindowActivationChanged();
+
 signals:
 
     // Signals
@@ -397,6 +402,9 @@ public:
         return m_view;
     }
 
+public slots:
+    void onWindowActivationChanged();
+
 private:
 
     void removePopup();
@@ -429,6 +437,7 @@ public:
     ~DiagramWidget() override;
 
     BlocksGraphicsView* view();
+    ThreadNamesWidget* threadsView();
     void clear();
 
     void save(class QSettings& settings);
diff --git a/profiler_gui/main_window.cpp b/profiler_gui/main_window.cpp
index cd6c42d..b9ea501 100644
--- a/profiler_gui/main_window.cpp
+++ b/profiler_gui/main_window.cpp
@@ -323,6 +323,8 @@ MainWindow::MainWindow() : Parent(), m_theme("default"), m_lastAddress("localhos
 
     auto graphicsView = new DiagramWidget(this);
     graphicsView->setObjectName("ProfilerGUI_Diagram_GraphicsView");
+    connect(this, &MainWindow::activationChanged, graphicsView->view(), &BlocksGraphicsView::onWindowActivationChanged);
+    connect(this, &MainWindow::activationChanged, graphicsView->threadsView(), &ThreadNamesWidget::onWindowActivationChanged);
     m_graphicsView->setWidget(graphicsView);
 
     m_treeWidget = new DockWidget("Hierarchy", this);
@@ -1547,6 +1549,14 @@ void MainWindow::closeEvent(QCloseEvent* close_event)
     Parent::closeEvent(close_event);
 }
 
+void MainWindow::changeEvent(QEvent* event)
+{
+    if (event->type() == QEvent::ActivationChange)
+    {
+        emit activationChanged();
+    }
+}
+
 //////////////////////////////////////////////////////////////////////////
 
 void MainWindow::loadSettings()
diff --git a/profiler_gui/main_window.h b/profiler_gui/main_window.h
index b5f6553..a6c484f 100644
--- a/profiler_gui/main_window.h
+++ b/profiler_gui/main_window.h
@@ -313,11 +313,15 @@ public:
 
     void showEvent(QShowEvent* event) override;
     void closeEvent(QCloseEvent* close_event) override;
+    void changeEvent(QEvent* event) override;
     void dragEnterEvent(QDragEnterEvent* drag_event) override;
     void dragMoveEvent(QDragMoveEvent* drag_event) override;
     void dragLeaveEvent(QDragLeaveEvent* drag_event) override;
     void dropEvent(QDropEvent* drop_event) override;
 
+signals:
+    void activationChanged();
+
 protected slots:
 
     void onThemeChange(bool);