Grid Top Header Sample (Smart GWT) : Table Header « GWT « Java

1. Java
2. GWT
3. Table Header

Grid Top Header Sample (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.i18n.client.NumberFormat;
import com.google.gwt.user.client.ui.RootPanel;
import com.smartgwt.client.data.DataSource;
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.Alignment;
import com.smartgwt.client.types.ListGridEditEvent;
import com.smartgwt.client.types.ListGridFieldType;
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.layout.SectionStack;
import com.smartgwt.client.widgets.layout.SectionStackSection;

public class Showcase implements EntryPoint {
  public void onModuleLoad() {

    RootPanel.get().add(getViewPanel());
  }

  public Canvas getViewPanel() {


    SectionStack sectionStack = new SectionStack();
    sectionStack.setWidth(550);

    String title = Canvas.imgHTML("silk/world.png") + " Countries Visited";
    SectionStackSection section = new SectionStackSection(title);

    section.setCanCollapse(false);
    section.setExpanded(true);

    final ListGrid countryGrid = new ListGrid();
    countryGrid.setWidth(550);
    countryGrid.setHeight(224);
    countryGrid.setAlternateRecordStyles(true);
    countryGrid.setShowAllRecords(true);
    countryGrid.setCellHeight(22);
    countryGrid.setDataSource(CountryXmlDS.getInstance());

    ListGridField countryCodeField = new ListGridField("countryCode", "Flag", 40);
    countryCodeField.setAlign(Alignment.CENTER);
    countryCodeField.setType(ListGridFieldType.IMAGE);
    countryCodeField.setImageURLPrefix("flags/16/");
    countryCodeField.setImageURLSuffix(".png");
    countryCodeField.setCanEdit(false);

    ListGridField nameField = new ListGridField("countryName", "Country");
    ListGridField continentField = new ListGridField("continent", "Continent");
    ListGridField memberG8Field = new ListGridField("member_g8", "Member G8");
    ListGridField populationField = new ListGridField("population", "Population");
    populationField.setType(ListGridFieldType.INTEGER);
    populationField.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");
            try {
                return nf.format(((Number) value).longValue());
            } catch (Exception e) {
                return value.toString();
            }
        }
    });
    ListGridField independenceField = new ListGridField("independence", "Independence");
    countryGrid.setFields(countryCodeField, nameField,continentField, memberG8Field, populationField, independenceField);

    countryGrid.setAutoFetchData(true);
    countryGrid.setCanEdit(true);
    countryGrid.setEditEvent(ListGridEditEvent.CLICK);

    section.setItems(countryGrid);
    sectionStack.setSections(section);
    return sectionStack;
  }

}
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);
  }
}

   
    
  

SmartGWT.zip( 9,880 k)

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