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/textctrl.cpp

@@ -687,6 +687,7 @@ bool wxTextCtrl::Create( wxWindow *parent,
             g_object_set (m_text, "has-frame", FALSE, NULL);
 
     }
+    g_object_ref(m_widget);
 
     m_parent->DoAddChild( this );