## Object Hierarchy

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