/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.wicket.examples.echo;
import org.apache.wicket.examples.WicketExamplePage;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.TextField;
import org.apache.wicket.model.PropertyModel;
/**
* The simplest form application possible. Just prints any user input to a label.
*
* @author Eelco Hillenius
*/
public class Echo extends WicketExamplePage
{
private String message = "[type your message to the world here]";
/**
* Constructor.
*/
public Echo()
{
// This model references the page's message property and is
// shared by the label and form component
PropertyModel<String> messageModel = new PropertyModel<>(this, "message");
// The label displays the currently set message
add(new Label("msg", messageModel));
// Add a form to change the message. We don't need to do anything
// else with this form as the shared model is automatically updated
// on form submits
Form<?> form = new Form("form");
form.add(new TextField<>("msgInput", messageModel));
add(form);
}
/**
* @return the message
*/
public String getMessage()
{
return message;
}
/**
* @param message
* the message to set
*/
public void setMessage(String message)
{
this.message = message;
}
}