From 56e352c421bd9648c3e46fe8b35a852104ce4b2a Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Wed, 28 Nov 2012 13:48:22 +0100
Subject: [PATCH] Define closeDialog() method in Control as slot to allow
 delayed destruction of task dialogs

---
 src/Gui/Control.h                       | 6 ++++--
 src/Mod/Part/Gui/ViewProviderMirror.cpp | 3 ++-
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/Gui/Control.h b/src/Gui/Control.h
index 78ab11f9a..639efd2b3 100644
--- a/src/Gui/Control.h
+++ b/src/Gui/Control.h
@@ -64,20 +64,22 @@ public:
     /// This method start an Task dialog in the TaskView
     void showDialog(Gui::TaskView::TaskDialog *dlg);
     Gui::TaskView::TaskDialog* activeDialog() const;
-    void closeDialog();
     //@}
 
     /** @name task view handling 
      */
     //@{
     Gui::TaskView::TaskView* taskPanel() const;
-    void showTaskView();
     //@}
 
     bool isAllowedAlterDocument(void) const;
     bool isAllowedAlterView(void) const;
     bool isAllowedAlterSelection(void) const;
 
+public Q_SLOTS:
+    void closeDialog();
+    void showTaskView();
+
 private Q_SLOTS:
     /// This get called by the TaskView when the Dialog is finished
     void closedDialog();
diff --git a/src/Mod/Part/Gui/ViewProviderMirror.cpp b/src/Mod/Part/Gui/ViewProviderMirror.cpp
index 00af752d4..8158ddf3c 100644
--- a/src/Mod/Part/Gui/ViewProviderMirror.cpp
+++ b/src/Mod/Part/Gui/ViewProviderMirror.cpp
@@ -26,6 +26,7 @@
 #ifndef _PreComp_
 # include <QAction>
 # include <QMenu>
+# include <QTimer>
 # include <Standard_math.hxx>
 # include <Inventor/actions/SoSearchAction.h>
 # include <Inventor/draggers/SoDragger.h>
@@ -534,7 +535,7 @@ void ViewProviderThickness::unsetEdit(int ModNum)
 {
     if (ModNum == ViewProvider::Default) {
         // when pressing ESC make sure to close the dialog
-        Gui::Control().closeDialog();
+        QTimer::singleShot(0, &Gui::Control(), SLOT(closeDialog()));
     }
     else {
         PartGui::ViewProviderPart::unsetEdit(ModNum);