/*
* Copyright (C) 2009 Emweb bvba, Leuven, Belgium.
*
* See the LICENSE file for terms of use.
*/
package eu.webtoolkit.jwt.examples.hello;

import eu.webtoolkit.jwt.Side;
import eu.webtoolkit.jwt.Signal;
import eu.webtoolkit.jwt.WApplication;
import eu.webtoolkit.jwt.WBreak;
import eu.webtoolkit.jwt.WEnvironment;
import eu.webtoolkit.jwt.WLineEdit;
import eu.webtoolkit.jwt.WPushButton;
import eu.webtoolkit.jwt.WText;

/*
* A simple hello world application class which demonstrates how to react
* to events, read input, and give feed-back.
*/
public class HelloApplication extends WApplication {
public HelloApplication(WEnvironment env) {
super(env);

setTitle("Hello world");

getRoot().addWidget(new WText("Your name, please ? "));
final WLineEdit nameEdit = new WLineEdit(getRoot());
nameEdit.setFocus();

WPushButton button = new WPushButton("Greet me.", getRoot());
button.setMargin(5, Side.Left);

getRoot().addWidget(new WBreak());

final WText greeting = new WText(getRoot());

button.clicked().addListener(this, new Signal.Listener() {
public void trigger() {
greeting.setText("Hello there, " + nameEdit.getText());
}
});
}
}