code: private static void customize(FeatureAttributeWindow window, Feature feature) {
  		DockableWindow.mixin(window);
  		if (isSelectOnZoom()) {
  			ToolStrip ts = window.getToolStrip();
  			Canvas editBtn = null;
  			// hackety hack
  			for (Canvas c : ts.getMembers()) {
  				if (c instanceof IButton && WidgetLayout.iconEdit.equals(((IButton) c).getIcon())) {
  					editBtn = c;
  				}
  			}
  			ts.removeMembers(ts.getMembers()); // clear
  			ts.addMember(new SelectingZoomButton(feature));
  			if (editBtn != null) {
  				ts.addSpacer(2);
  				ts.addMember(editBtn);
  			}
  		}
  	}
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