Hold a reference on m_widget for the life of the associated wxWindow object.

This allows removing some ugly hacks, and leaking of GtkWidgets by wxNotebook.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@55288 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/statbox.cpp

@@ -78,6 +78,7 @@ bool wxStaticBox::Create( wxWindow *parent,
     }
 
     m_widget = GTKCreateFrame(label);
+    g_object_ref(m_widget);
     // only base SetLabel needs to be called after GTKCreateFrame
     wxControl::SetLabel(label);