From ba237e77a1652497be26ec21b507b10ccd0cc762 Mon Sep 17 00:00:00 2001
From: mbs <martin.bernhard@opencascade.com>
Date: Thu, 4 Jul 2024 09:22:45 +0100
Subject: [PATCH] [bos #42437] fixed problem where sketch validation icons in
 toolbar were not activated

---
 src/SHAPERGUI/SHAPERGUI_NestedButton.cpp | 11 +++++++++++
 src/SHAPERGUI/SHAPERGUI_NestedButton.h   | 10 +++++++---
 2 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/src/SHAPERGUI/SHAPERGUI_NestedButton.cpp b/src/SHAPERGUI/SHAPERGUI_NestedButton.cpp
index 63c896400..59fde5020 100644
--- a/src/SHAPERGUI/SHAPERGUI_NestedButton.cpp
+++ b/src/SHAPERGUI/SHAPERGUI_NestedButton.cpp
@@ -106,3 +106,14 @@ QWidget * SHAPERGUI_NestedButton::createWidget(QWidget * theParent)
   connect(this, SIGNAL(toggled(bool)), this, SLOT(showAdditionalButtons(bool)));
   return myButtonFrame;
 }
+
+bool SHAPERGUI_NestedButton::event(QEvent* theEvent)
+{
+  if (theEvent->type() == QEvent::ActionChanged) {
+    if (myThisButton) {
+      myThisButton->setEnabled(isEnabled());
+      return true;
+    }
+  }
+  return QtxAction::event(theEvent);
+}
diff --git a/src/SHAPERGUI/SHAPERGUI_NestedButton.h b/src/SHAPERGUI/SHAPERGUI_NestedButton.h
index d3c1a1842..9940b5062 100644
--- a/src/SHAPERGUI/SHAPERGUI_NestedButton.h
+++ b/src/SHAPERGUI/SHAPERGUI_NestedButton.h
@@ -28,6 +28,9 @@
 #define SRC_SHAPERGUI_NESTEDBUTTON_H_
 
 #include <QtxAction.h>
+#include <QList>
+#include <QPointer>
+
 
 class QFrame;
 class QAction;
@@ -60,12 +63,13 @@ protected:
   /// Creates the button representation
   /// \param theParent a parent widget
   virtual QWidget * createWidget(QWidget * theParent);
+  virtual bool event(QEvent* theEvent);
 
 private:
   QList<QAction*> myNestedActions; ///< list of nested actions
-  QWidget* myAdditionalButtonsWidget; ///< widget to precess additional buttons visibility
-  QFrame* myButtonFrame; ///< frame arround button representation
-  QToolButton* myThisButton; ///< main button
+  QPointer<QWidget> myAdditionalButtonsWidget; ///< widget to process additional buttons visibility
+  QPointer<QFrame> myButtonFrame; ///< frame around button representation
+  QPointer<QToolButton> myThisButton; ///< main button
 };
 
 #endif /* SRC_SHAPERGUI_NESTEDBUTTON_H_ */
-- 
2.39.2