Object Hierarchy

    GObject
        GnomeScanSettings
        GnomeScanPlugin
            GnomeScanner
            GnomeScanSink
        GnomeScanBackend
        GnomeScanJob
        GInitiallyUnowned
            GtkObject
                GtkWidget
                    GtkContainer
                        GtkBin
                            GtkWindow
                                GtkDialog
                                    GnomeScanAcquisitionDialog
                                    GnomeScanDialog
                        GtkBox
                            GtkHBox
                                GnomeScanParamWidget
                    GtkDrawingArea
                        GnomeScanPreviewArea
        GTypeModule
            GnomeScanModule
        GnomeScanModuleManager