super( new ToolItem( tool_bar, attributes )); item = (ToolItem)getWidget();
item.addListener( type, l );
return( item.getData(key));
item.setData(key,d);
if ( item.isDisposed() || item.getEnabled() == b ){ return; } item.setEnabled( b );
if (i != null) i.setBackground(item.getParent().getBackground()); item.setImage(i);
if ( item.isDisposed() || item.getSelection() == b ){ return; } item.setSelection( b );