refactor: some mini feature changes in BaseWindow (#6074)

src/widgets/BaseWindow.cpp

@@ -210,6 +210,13 @@ Qt::WindowFlags windowFlagsFor(FlagsEnum<BaseWindow::Flags> flags)
     out.setFlag(Qt::WindowStaysOnTopHint, flags.has(BaseWindow::TopMost));
     out.setFlag(Qt::FramelessWindowHint, flags.has(BaseWindow::Frameless));
 
+#ifdef Q_OS_LINUX
+    if (flags.has(BaseWindow::LinuxPopup))
+    {
+        out.setFlag(Qt::Popup);
+    }
+#endif
+
     return out;
 }
 
@@ -449,16 +456,6 @@ bool BaseWindow::isTopMost() const
     return this->isTopMost_ || this->flags_.has(TopMost);
 }
 
-void BaseWindow::setActionOnFocusLoss(ActionOnFocusLoss value)
-{
-    this->actionOnFocusLoss_ = value;
-}
-
-BaseWindow::ActionOnFocusLoss BaseWindow::getActionOnFocusLoss() const
-{
-    return this->actionOnFocusLoss_;
-}
-
 QWidget *BaseWindow::getLayoutContainer()
 {
     if (this->hasCustomWindowFrame())
@@ -521,10 +518,26 @@ void BaseWindow::themeChangedEvent()
 
 bool BaseWindow::event(QEvent *event)
 {
-    if (event->type() ==
-        QEvent::WindowDeactivate /*|| event->type() == QEvent::FocusOut*/)
+    if (event->type() == QEvent::WindowDeactivate)
     {
-        this->onFocusLost();
+        switch (this->windowDeactivateAction)
+        {
+            case WindowDeactivateAction::Delete:
+                this->deleteLater();
+                break;
+
+            case WindowDeactivateAction::Close:
+                this->close();
+                break;
+
+            case WindowDeactivateAction::Hide:
+                this->hide();
+                break;
+
+            case WindowDeactivateAction::Nothing:
+            default:
+                break;
+        }
     }
 
 #if QT_VERSION >= QT_VERSION_CHECK(6, 7, 0)
@@ -571,29 +584,6 @@ void BaseWindow::wheelEvent(QWheelEvent *event)
     }
 }
 
-void BaseWindow::onFocusLost()
-{
-    switch (this->getActionOnFocusLoss())
-    {
-        case Delete: {
-            this->deleteLater();
-        }
-        break;
-
-        case Close: {
-            this->close();
-        }
-        break;
-
-        case Hide: {
-            this->hide();
-        }
-        break;
-
-        default:;
-    }
-}
-
 void BaseWindow::mousePressEvent(QMouseEvent *event)
 {
 #ifndef Q_OS_WIN
@@ -660,6 +650,22 @@ void BaseWindow::mouseMoveEvent(QMouseEvent *event)
     BaseWidget::mouseMoveEvent(event);
 }
 
+void BaseWindow::focusOutEvent(QFocusEvent *event)
+{
+    switch (this->focusOutAction)
+    {
+        case FocusOutAction::Hide:
+            this->hide();
+            break;
+
+        case FocusOutAction::None:
+        default:
+            break;
+    }
+
+    BaseWidget::focusOutEvent(event);
+}
+
 TitleBarButton *BaseWindow::addTitleBarButton(const TitleBarButtonStyle &style,
                                               std::function<void()> onClicked)
 {