// contentPaddingTop = new GridCellStyleAttributeSetter(main, 1, 0, "paddingTop");
// contentPaddingRight = new GridCellStyleAttributeSetter(main, 1, 0, "paddingRight");
// contentPaddingBottom = new GridCellStyleAttributeSetter(main, 1, 0, "paddingBottom");
// contentPaddingLeft = new GridCellStyleAttributeSetter(main, 1, 0, "paddingLeft");
contentPaddingTop = new WidgetStyleAttributeSetter(contentPane, "paddingTop");
contentPaddingRight = new WidgetStyleAttributeSetter(contentPane, "paddingRight");
contentPaddingBottom = new WidgetStyleAttributeSetter(contentPane, "paddingBottom");
contentPaddingLeft = new WidgetStyleAttributeSetter(contentPane, "paddingLeft");
contentVisibilty = new ElementVisibilitySetter(main.getCellFormatter().getElement(1, 0));
return main;
}