## Object Hierarchy

        GObject
            EActivity
                EComposerActivity
            EComposerHeader
                EComposerFromHeader
                EComposerNameHeader
                EComposerTextHeader
                    EComposerPostHeader
                    EComposerSpellHeader
            GInitiallyUnowned
                GtkWidget
                    GtkContainer
                        GtkTable
                            EComposerHeaderTable
                        GtkBin
                            GtkWindow
                                GtkhtmlEditor
                                    EMsgComposer