LoginView.java

package com.morevaadin.vaadin7.springsecurity.ui;

/*
 * #%L
 * Vaadin 7 Spring Security Integration
 * %%
 * Copyright (C) 2012 Nicolas Frankel
 * %%
 * 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.
 * #L%
 */

import com.google.common.eventbus.EventBus;
import com.morevaadin.vaadin7.springsecurity.event.LoginEvent;
import com.vaadin.navigator.View;
import com.vaadin.navigator.ViewChangeListener;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.FormLayout;
import com.vaadin.ui.PasswordField;
import com.vaadin.ui.TextField;

@SuppressWarnings("serial")
public class LoginView extends FormLayout implements View  {

	private TextField loginField = new TextField("Login");

	private PasswordField passwordField = new PasswordField("Password");
	
	public LoginView(final EventBus eventBus) {

		setMargin(true);

		addComponent(loginField);
		addComponent(passwordField);

		Button button = new Button("Let me in");

		button.addListener(new ClickListener() {
			
			@Override
			public void buttonClick(ClickEvent clickEvent) {

				LoginEvent loginEvent = new LoginEvent(loginField.getValue(), passwordField.getValue());

				eventBus.post(loginEvent);
				
				loginField.setValue("");
				passwordField.setValue("");
			}
		});
		
		addComponent(button);
	}

	@Override
	public void enter(ViewChangeListener.ViewChangeEvent event) {
	}
}