DatePickerExample.java

/*
 * Copyright 2008 Google Inc.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.google.gwt.examples;

import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.event.logical.shared.ValueChangeEvent;
import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.i18n.client.DateTimeFormat;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.user.datepicker.client.DatePicker;

import java.util.Date;

public class DatePickerExample implements EntryPoint {

  public void onModuleLoad() {
    // Create a date picker
    DatePicker datePicker = new DatePicker();
    final Label text = new Label();

    // Set the value in the text box when the user selects a date
    datePicker.addValueChangeHandler(new ValueChangeHandler<Date>() {
      public void onValueChange(ValueChangeEvent<Date> event) {
        Date date = event.getValue();
        String dateString = DateTimeFormat.getMediumDateFormat().format(date);
        text.setText(dateString);
      }
    });

    // Set the default value
    datePicker.setValue(new Date(), true);
    
    // Add the widgets to the page
    RootPanel.get().add(text);
    RootPanel.get().add(datePicker);
  }
}