Print preview (Smart GWT)
/* * SmartGWT (GWT for SmartClient) * Copyright 2008 and beyond, Isomorphic Software, Inc. * * SmartGWT 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. SmartGWT 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. */ package com.smartgwt.sample.showcase.client; import com.google.gwt.core.client.EntryPoint; import com.google.gwt.user.client.ui.RootPanel; import com.smartgwt.client.data.Criteria; import com.smartgwt.client.data.DSCallback; import com.smartgwt.client.data.DSRequest; import com.smartgwt.client.data.DSResponse; import com.smartgwt.client.data.DataSource; import com.smartgwt.client.data.Record; import com.smartgwt.client.data.fields.DataSourceBooleanField; import com.smartgwt.client.data.fields.DataSourceDateField; import com.smartgwt.client.data.fields.DataSourceFloatField; import com.smartgwt.client.data.fields.DataSourceIntegerField; import com.smartgwt.client.data.fields.DataSourceLinkField; import com.smartgwt.client.data.fields.DataSourceTextField; import com.smartgwt.client.types.VisibilityMode; import com.smartgwt.client.widgets.Canvas; 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.client.widgets.grid.events.RecordClickEvent; import com.smartgwt.client.widgets.grid.events.RecordClickHandler; import com.smartgwt.client.widgets.layout.HLayout; import com.smartgwt.client.widgets.layout.SectionStack; import com.smartgwt.client.widgets.layout.SectionStackSection; import com.smartgwt.client.widgets.layout.VLayout; import com.smartgwt.client.widgets.viewer.DetailViewer; public class Showcase implements EntryPoint { public void onModuleLoad() { RootPanel.get().add(getViewPanel()); } public Canvas getViewPanel() { CountryXmlDS countryDS = CountryXmlDS.getInstance(); SectionStack printStack = new SectionStack(); printStack.setVisibilityMode(VisibilityMode.MULTIPLE); printStack.setWidth(400); printStack.setHeight(455); final DetailViewer printViewer = new DetailViewer(); printViewer.setDataSource(countryDS); printViewer.setWidth100(); printViewer.setMargin(15); printViewer.setEmptyMessage("Select a country to view its details"); final ListGrid printGrid = new ListGrid(); printGrid.setHeight(150); printGrid.setAlternateRecordStyles(true); printGrid.setDataSource(countryDS); ListGridField countryCode = new ListGridField("countryCode", "Code", 50); ListGridField countryName = new ListGridField("countryName", "Country"); ListGridField capital = new ListGridField("capital", "Capital"); ListGridField continent = new ListGridField("continent", "Continent"); printGrid.setFields(countryCode, countryName, capital, continent); printGrid.addRecordClickHandler(new RecordClickHandler() { public void onRecordClick(RecordClickEvent event) { printViewer.setData(new Record[]{event.getRecord()}); } }); SectionStackSection countriesSection = new SectionStackSection("Countries"); countriesSection.setExpanded(true); countriesSection.addItem(printGrid); printStack.addSection(countriesSection); SectionStackSection detailsSection = new SectionStackSection("Country Details"); detailsSection.setExpanded(true); detailsSection.addItem(printViewer); printStack.addSection(detailsSection); final VLayout printContainer = new VLayout(10); HLayout printButtonLayout = new HLayout(5); IButton newButton = new IButton("New"); newButton.setDisabled(true); IButton changeButton = new IButton("Change"); changeButton.setDisabled(true); IButton printPreviewButton = new IButton("Print Preview"); printPreviewButton.addClickHandler(new ClickHandler() { public void onClick(ClickEvent event) { Canvas.showPrintPreview(printContainer); } }); printButtonLayout.addMember(newButton); printButtonLayout.addMember(changeButton); printButtonLayout.addMember(printPreviewButton); printContainer.addMember(printStack); printContainer.addMember(printButtonLayout); // The filter is just to limit the number of records in the ListGrid - we don't want to print them all printGrid.filterData(new Criteria("CountryName", "land"), new DSCallback() { public void execute(DSResponse response, Object rawData, DSRequest request) { printGrid.selectRecord(0); printViewer.setData(new Record[]{printGrid.getSelectedRecord()}); } }); return printContainer; } } class CountryXmlDS extends DataSource { private static CountryXmlDS instance = null; public static CountryXmlDS getInstance() { if (instance == null) { instance = new CountryXmlDS("countryDS"); } return instance; } public CountryXmlDS(String id) { setID(id); setRecordXPath("/List/country"); DataSourceIntegerField pkField = new DataSourceIntegerField("pk"); pkField.setHidden(true); pkField.setPrimaryKey(true); DataSourceTextField countryCodeField = new DataSourceTextField("countryCode", "Code"); countryCodeField.setRequired(true); DataSourceTextField countryNameField = new DataSourceTextField("countryName", "Country"); countryNameField.setRequired(true); DataSourceTextField capitalField = new DataSourceTextField("capital", "Capital"); DataSourceTextField governmentField = new DataSourceTextField("government", "Government", 500); DataSourceBooleanField memberG8Field = new DataSourceBooleanField("member_g8", "G8"); DataSourceTextField continentField = new DataSourceTextField("continent", "Continent"); continentField.setValueMap("Europe", "Asia", "North America", "Australia/Oceania", "South America", "Africa"); DataSourceDateField independenceField = new DataSourceDateField("independence", "Nationhood"); DataSourceFloatField areaField = new DataSourceFloatField("area", "Area (km²)"); DataSourceIntegerField populationField = new DataSourceIntegerField("population", "Population"); DataSourceFloatField gdpField = new DataSourceFloatField("gdp", "GDP ($M)"); DataSourceLinkField articleField = new DataSourceLinkField("article", "Info"); setFields(pkField, countryCodeField, countryNameField, capitalField, governmentField, memberG8Field, continentField, independenceField, areaField, populationField, gdpField, articleField); setDataURL("ds/test_data/country.data.xml"); setClientOnly(true); } }