/* * 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.types.SelectionAppearance; import com.smartgwt.client.types.TreeModelType; import com.smartgwt.client.widgets.Canvas; import com.smartgwt.client.widgets.events.DrawEvent; import com.smartgwt.client.widgets.events.DrawHandler; import com.smartgwt.client.widgets.form.DynamicForm; import com.smartgwt.client.widgets.form.fields.CheckboxItem; import com.smartgwt.client.widgets.form.fields.events.ChangeEvent; import com.smartgwt.client.widgets.form.fields.events.ChangeHandler; import com.smartgwt.client.widgets.layout.HLayout; import com.smartgwt.client.widgets.tree.Tree; import com.smartgwt.client.widgets.tree.TreeGrid; import com.smartgwt.client.widgets.tree.TreeNode; import com.google.gwt.core.client.EntryPoint; public class CheckboxTreeSample implements EntryPoint { public static final TreeNode[] employeeData = new TreeNode[] { new EmployeeTreeNode("4", "1", "Charles Madigen", "Chief Operating Officer", true), new EmployeeTreeNode("189", "4", "Gene Porter", "Mgr Tech Plng IntIS T", false), new EmployeeTreeNode("265", "189", "Olivier Doucet", "Asset Spec Lines Stns", false), new EmployeeTreeNode("264", "189", "Cheryl Pearson", "Dsl Sys Rep", false), new EmployeeTreeNode("188", "4", "Rogine Leger", "Mgr Syst P P", true) }; public void onModuleLoad() { Tree employeeTree = new Tree(); employeeTree.setModelType(TreeModelType.PARENT); employeeTree.setRootValue(1); employeeTree.setNameProperty("Name"); employeeTree.setIdField("EmployeeId"); employeeTree.setParentIdField("ReportsTo"); employeeTree.setOpenProperty("isOpen"); employeeTree.setData(employeeData); final TreeGrid employeeTreeGrid = new TreeGrid(); employeeTreeGrid.setWidth(200); employeeTreeGrid.setHeight(240); employeeTreeGrid.setNodeIcon("icons/16/person.png"); employeeTreeGrid.setFolderIcon("icons/16/person.png"); employeeTreeGrid.setShowOpenIcons(false); employeeTreeGrid.setShowDropIcons(false); employeeTreeGrid.setClosedIconSuffix(""); employeeTreeGrid.setData(employeeTree); employeeTreeGrid.setSelectionAppearance(SelectionAppearance.CHECKBOX); employeeTreeGrid.setShowSelectedStyle(false); employeeTreeGrid.setShowPartialSelection(true); employeeTreeGrid.setCascadeSelection(true); employeeTreeGrid.addDrawHandler(new DrawHandler() { public void onDraw(DrawEvent event) { employeeTreeGrid.getTree().openAll(); } }); DynamicForm df = new DynamicForm(); final CheckboxItem partialSelection = new CheckboxItem("partialSelect", "Allow Partial Selection"); partialSelection.setDefaultValue(true); partialSelection.addChangeHandler(new ChangeHandler() { public void onChange(ChangeEvent event) { boolean selected = partialSelection.getValueAsBoolean(); employeeTreeGrid.setShowPartialSelection(!selected); employeeTreeGrid.redraw(); } }); df.setFields(partialSelection); HLayout layout = new HLayout(20); layout.addMember(employeeTreeGrid); layout.addMember(df); layout.draw(); } public static class EmployeeTreeNode extends TreeNode { public EmployeeTreeNode(String employeeId, String reportsTo, String name, String job, boolean isOpen) { setAttribute("EmployeeId", employeeId); setAttribute("ReportsTo", reportsTo); setAttribute("Name", name); setAttribute("Job", job); setAttribute("isOpen", isOpen); } } }