ColumnTree provides an alternate navigation paradigm for Tree data (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.DataSource;
import com.smartgwt.client.data.fields.DataSourceFloatField;
import com.smartgwt.client.data.fields.DataSourceIntegerField;
import com.smartgwt.client.data.fields.DataSourceTextField;
import com.smartgwt.client.widgets.Canvas;
import com.smartgwt.client.widgets.grid.ColumnTree;
public class Showcase implements EntryPoint {
public void onModuleLoad() {
RootPanel.get().add(getViewPanel());
}
public Canvas getViewPanel() {
ColumnTree columnTree = new ColumnTree();
columnTree.setWidth100();
columnTree.setHeight(205);
columnTree.setDataSource(EmployeeXmlDS.getInstance());
columnTree.setAutoFetchData(true);
columnTree.setNodeIcon("icons/16/person.png");
columnTree.setFolderIcon("icons/16/person.png");
columnTree.setShowOpenIcons(false);
columnTree.setShowDropIcons(false);
columnTree.setClosedIconSuffix("");
columnTree.setShowHeaders(true);
columnTree.setShowNodeCount(true);
columnTree.setLoadDataOnDemand(false);
return columnTree;
}
}
class EmployeeXmlDS extends DataSource {
private static EmployeeXmlDS instance = null;
public static EmployeeXmlDS getInstance() {
if (instance == null) {
instance = new EmployeeXmlDS("employeesDS");
}
return instance;
}
public EmployeeXmlDS(String id) {
setID(id);
setTitleField("Name");
setRecordXPath("/List/employee");
DataSourceTextField nameField = new DataSourceTextField("Name", "Name", 128);
DataSourceIntegerField employeeIdField = new DataSourceIntegerField("EmployeeId", "Employee ID");
employeeIdField.setPrimaryKey(true);
employeeIdField.setRequired(true);
DataSourceIntegerField reportsToField = new DataSourceIntegerField("ReportsTo", "Manager");
reportsToField.setRequired(true);
reportsToField.setForeignKey(id + ".EmployeeId");
reportsToField.setRootValue("1");
DataSourceTextField jobField = new DataSourceTextField("Job", "Title", 128);
DataSourceTextField emailField = new DataSourceTextField("Email", "Email", 128);
DataSourceTextField statusField = new DataSourceTextField("EmployeeStatus", "Status", 40);
DataSourceFloatField salaryField = new DataSourceFloatField("Salary", "Salary");
DataSourceTextField orgField = new DataSourceTextField("OrgUnit", "Org Unit", 128);
DataSourceTextField genderField = new DataSourceTextField("Gender", "Gender", 7);
genderField.setValueMap("male", "female");
DataSourceTextField maritalStatusField = new DataSourceTextField("MaritalStatus",
"Marital Status", 10);
setFields(nameField, employeeIdField, reportsToField, jobField, emailField, statusField,
salaryField, orgField, genderField, maritalStatusField);
setDataURL("ds/test_data/employees.data.xml");
setClientOnly(true);
}
}
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