/* * Smart GWT (GWT for SmartClient) * Copyright 2008 and beyond, Isomorphic Software, Inc. * * Smart GWT is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License version 3 * as published by the Free Software Foundation. Smart GWT is also * available under typical commercial license terms - see * http://smartclient.com/license * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. */ import com.google.gwt.i18n.client.NumberFormat; import com.smartgwt.client.types.Alignment; import com.smartgwt.client.types.ListGridFieldType; import com.smartgwt.client.types.SortDirection; import com.smartgwt.client.widgets.Canvas; import com.smartgwt.client.widgets.grid.CellFormatter; import com.smartgwt.client.widgets.grid.ListGrid; import com.smartgwt.client.widgets.grid.ListGridField; import com.smartgwt.client.widgets.grid.ListGridRecord; import com.smartgwt.client.widgets.grid.SortNormalizer; import com.smartgwt.sample.showcase.client.data.CountrySampleData; import com.google.gwt.core.client.EntryPoint; public class SortDataTypesSample implements EntryPoint { public void onModuleLoad() { final ListGrid countryGrid = new ListGrid(); countryGrid.setWidth(550); countryGrid.setHeight(224); countryGrid.setShowAllRecords(true); ListGridField countryCodeField = new ListGridField("countryCode", "Flag", 50); countryCodeField.setAlign(Alignment.CENTER); countryCodeField.setType(ListGridFieldType.IMAGE); countryCodeField.setImageURLPrefix("flags/16/"); countryCodeField.setImageURLSuffix(".png"); countryCodeField.setCanSort(false); final NumberFormat nf = NumberFormat.getFormat("0,000"); ListGridField nameField = new ListGridField("countryName", "Country"); ListGridField independenceField = new ListGridField("independence", "NationHood", 100); independenceField.setType(ListGridFieldType.DATE); ListGridField areaField = new ListGridField("area", "Area (km²)"); areaField.setType(ListGridFieldType.INTEGER); areaField.setCellFormatter(new CellFormatter() { public String format(Object value, ListGridRecord record, int rowNum, int colNum) { if(value == null) return null; NumberFormat nf = NumberFormat.getFormat("0,000"); String val = null; try { val = nf.format(((Number) value).longValue()); } catch (Exception e) { return value.toString(); } return val + "km²"; } }); ListGridField gdpPerCapitaField = new ListGridField("gdp_percap", "GDP (per capita)", 150); gdpPerCapitaField.setAlign(Alignment.RIGHT); gdpPerCapitaField.setCellFormatter(new CellFormatter() { public String format(Object value, ListGridRecord record, int rowNum, int colNum) { long gdpPerCapita = Math.round((record.getAttributeAsDouble("gdp") * 1000000000) / record.getAttributeAsInt("population")); NumberFormat nf = NumberFormat.getFormat("0,000"); return "$" + nf.format(gdpPerCapita); } }); gdpPerCapitaField.setSortNormalizer(new SortNormalizer() { public Object normalize(ListGridRecord record, String fieldName) { return record.getAttributeAsDouble("gdp") / record.getAttributeAsInt("population"); } }); countryGrid.setFields(countryCodeField, nameField, independenceField, areaField, gdpPerCapitaField); countryGrid.setData(CountrySampleData.getRecords()); // initial sort on Area, high-to-low countryGrid.setSortField(3); countryGrid.setSortDirection(SortDirection.DESCENDING); countryGrid.draw(); } }