/* * 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.smartgwt.client.data.Criteria; import com.smartgwt.client.widgets.Canvas; import com.smartgwt.client.widgets.layout.HStack; import com.smartgwt.client.widgets.layout.VLayout; import com.smartgwt.client.widgets.IButton; import com.smartgwt.client.widgets.events.ClickEvent; import com.smartgwt.client.widgets.events.ClickHandler; import com.smartgwt.client.widgets.grid.ListGrid; import com.smartgwt.client.widgets.grid.ListGridField; import com.smartgwt.sample.showcase.client.data.WorldXmlDS; import com.google.gwt.core.client.EntryPoint; public class GridDataBoundFetchSample implements EntryPoint { public void onModuleLoad() { VLayout vLayout = new VLayout(); vLayout.setMembersMargin(15); final ListGrid countryGrid = new ListGrid(); countryGrid.setWidth(500); countryGrid.setHeight(224); countryGrid.setDataSource(WorldXmlDS.getInstance()); ListGridField countryCodeField = new ListGridField("countryCode", "Country Code"); ListGridField nameField = new ListGridField("countryName", "Country"); ListGridField capitalField = new ListGridField("capital", "Capital"); ListGridField continentField = new ListGridField("continent", "Continent"); countryGrid.setFields(countryCodeField, nameField, capitalField, continentField); countryGrid.setSortField(1); countryGrid.setDataPageSize(50); countryGrid.setDrawAheadRatio(4); IButton fetchUS = new IButton("Fetch Code:US"); fetchUS.addClickHandler(new ClickHandler() { public void onClick(ClickEvent event) { countryGrid.fetchData(new Criteria("countryCode", "US")); } }); fetchUS.setWidth(140); IButton fetchEurope = new IButton("Fetch Continent:Europe"); fetchEurope.setAutoFit(true); fetchEurope.addClickHandler(new ClickHandler() { public void onClick(ClickEvent event) { countryGrid.fetchData(new Criteria("continent", "Europe")); } }); fetchEurope.setMinWidth(140); IButton fetchAll = new IButton("Fetch All"); fetchAll.addClickHandler(new ClickHandler() { public void onClick(ClickEvent event) { countryGrid.fetchData(); } }); fetchAll.setWidth(140); HStack hStack = new HStack(); hStack.setWidth100(); hStack.setMembersMargin(20); hStack.addMember(fetchUS); hStack.addMember(fetchEurope); hStack.addMember(fetchAll); vLayout.addMember(countryGrid); vLayout.addMember(hStack); vLayout.draw(); } }