this.actionGroup.fillToolBar( this.mainWidget.getToolBarManager() );
this.actionGroup.fillMenu( this.mainWidget.getMenuManager() );
this.actionGroup.fillContextMenu( this.mainWidget.getContextMenuManager() );
// create the listener
this.universalListener = new EntryEditorWidgetUniversalListener( this.mainWidget.getViewer(), this.actionGroup
.getOpenDefaultEditorAction() );
EventRegistry.addEntryUpdateListener( this );
setControl( composite );
}