Core: Overlay: Improve AutoTask mode (#26768)

src/Gui/OverlayManager.cpp

@@ -409,6 +409,7 @@ public:
         Application::Instance->signalResetEdit.connect([this](const ViewProviderDocumentObject&) {
             refresh();
         });
+        Application::Instance->signalActivateWorkbench.connect([this](const char*) { refresh(); });
 
         _actOverlay.setData(QStringLiteral("OBTN Overlay"));
         _actFloat.setData(QStringLiteral("OBTN Float"));

src/Gui/OverlayWidgets.cpp

@@ -1249,6 +1249,10 @@ bool OverlayTabWidget::checkAutoHide() const
             && (!Control().taskPanel() || Control().taskPanel()->isEmpty(false));
     }
 
+    if (autoMode == AutoMode::TaskShow) {
+        return (!Control().taskPanel() || Control().taskPanel()->isEmpty());
+    }
+
     if (autoMode == AutoMode::EditHide && Application::Instance->editDocument()) {
         return true;
     }

src/Gui/TaskView/TaskView.cpp

@@ -40,6 +40,7 @@
 #include <Gui/Document.h>
 #include <Gui/MainWindow.h>
 #include <Gui/ViewProviderDocumentObject.h>
+#include <Gui/OverlayManager.h>
 
 #include "TaskView.h"
 #include "TaskDialog.h"
@@ -672,6 +673,8 @@ void TaskView::showDialog(TaskDialog* dlg)
     triggerMinimumSizeHint();
 
     Q_EMIT taskUpdate();
+
+    OverlayManager::instance()->refresh();
 }
 
 void TaskView::removeDialog()
@@ -713,6 +716,9 @@ void TaskView::removeDialog()
 
     tryRestoreWidth();
     triggerMinimumSizeHint();
+
+    clearFocus();
+    OverlayManager::instance()->refresh();
 }
 void TaskView::setShowTaskWatcher(bool show)
 {