Change listener for CheckBoxItem (Smart GWT) : CheckBox « GWT « Java






Change listener for CheckBoxItem (Smart GWT)

Change listener for CheckBoxItem (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.util.SC;
import com.smartgwt.client.widgets.Canvas;
import com.smartgwt.client.widgets.form.DynamicForm;
import com.smartgwt.client.widgets.form.fields.ButtonItem;
import com.smartgwt.client.widgets.form.fields.CheckboxItem;
import com.smartgwt.client.widgets.form.fields.TextItem;
import com.smartgwt.client.widgets.form.fields.events.ChangeEvent;
import com.smartgwt.client.widgets.form.fields.events.ChangeHandler;
import com.smartgwt.client.widgets.form.fields.events.ClickEvent;
import com.smartgwt.client.widgets.form.fields.events.ClickHandler;

public class Showcase implements EntryPoint {
  public void onModuleLoad() {
    RootPanel.get().add(getViewPanel());
  }

  public Canvas getViewPanel() {

    final DynamicForm form = new DynamicForm();
    form.setWidth(300);

    TextItem fullName = new TextItem();
    fullName.setName("fullName");
    fullName.setTitle("Full Name");
    fullName.setDefaultValue("Billy Bob");

    final ButtonItem buttonItem = new ButtonItem();
    buttonItem.setName("proceed");
    buttonItem.setTitle("Proceed");
    buttonItem.setDisabled(true);
    buttonItem.addClickHandler(new ClickHandler() {
      public void onClick(ClickEvent event) {
        SC.say("OK");
      }
    });

    CheckboxItem licenseAccept = new CheckboxItem();
    licenseAccept.setName("licenseAccept");
    licenseAccept.setTitle("I accept the agreement");
    licenseAccept.setValue(false);
    licenseAccept.addChangeHandler(new ChangeHandler() {
      public void onChange(ChangeEvent event) {
        buttonItem.setDisabled(!((Boolean) event.getValue()));
      }
    });

    form.setFields(fullName, licenseAccept, buttonItem);

    return form;

  }

}

   
    
    
  








SmartGWT.zip( 9,880 k)

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