Ignore selection changes while closing Page

src/Mod/TechDraw/Gui/MDIViewPage.cpp

@@ -223,13 +223,19 @@ void MDIViewPage::setDocumentObject(const std::string& name)
     m_objectName = name;
 }
 
+void MDIViewPage::setDocumentName(const std::string& name)
+{
+    m_documentName = name;
+}
+
 
 void MDIViewPage::closeEvent(QCloseEvent* ev)
 {
     MDIView::closeEvent(ev);
     if (!ev->isAccepted())
         return;
-
+    detachSelection();
+    blockSelection(true);
     // when closing the view from GUI notify the view provider to mark it invisible
     if (_pcDocument && !m_objectName.empty()) {
         App::Document* doc = _pcDocument->getDocument();

src/Mod/TechDraw/Gui/MDIViewPage.h

@@ -86,6 +86,7 @@ public:
     bool getFrameState(void) {return m_frameState;};
 
     void setDocumentObject(const std::string&);
+    void setDocumentName(const std::string&);
     PyObject* getPyObject();
 
     QGVPage* getQGVPage(void) {return m_view;};
@@ -98,7 +99,6 @@ public:
     void redrawAllViews(void);
     void redraw1View(TechDraw::DrawView* dv);
 
-
 public Q_SLOTS:
     void setRenderer(QAction *action);
     void viewAll();
@@ -135,6 +135,7 @@ private:
     QAction *m_highQualityAntialiasingAction;
 
     std::string m_objectName;
+    std::string m_documentName;
     bool isSelectionBlocked;
     QGVPage *m_view;