/*
* JBoss, Home of Professional Open Source
* Copyright 2011 Red Hat Inc. and/or its affiliates and other contributors
* as indicated by the @author tags. All rights reserved.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public License,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
package org.jboss.as.console.client.domain.hosts;
import com.google.gwt.core.client.Scheduler;
import com.google.gwt.event.logical.shared.ValueChangeEvent;
import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
import com.google.gwt.user.client.ui.HTMLPanel;
import com.google.gwt.user.client.ui.Widget;
import org.jboss.as.console.client.Console;
import org.jboss.as.console.client.domain.model.Host;
import org.jboss.as.console.client.widgets.ComboBox;
import java.util.List;
/**
* @author Heiko Braun
* @date 3/4/11
*/
public class HostSelector {
private ComboBox hostSelection;
private HTMLPanel panel;
public HostSelector() {
SafeHtmlBuilder builder = new SafeHtmlBuilder();
builder.appendHtmlConstant("<div class='host-selector'>");
builder.appendHtmlConstant("<div class='host-selector-header'>Host:</div>");
builder.appendHtmlConstant("<div id='host-selector-content'/>");
builder.appendHtmlConstant("</div>");
panel = new HTMLPanel(builder.toSafeHtml());
hostSelection = new ComboBox();
hostSelection.addValueChangeHandler(new ValueChangeHandler<String>() {
@Override
public void onValueChange(ValueChangeEvent<String> event) {
fireHostSelection(event.getValue());
}
});
panel.add(hostSelection.asWidget(), "host-selector-content");
}
public Widget asWidget() {
return panel;
}
private void fireHostSelection(String hostName) {
Console.MODULES.getEventBus().fireEvent(new HostSelectionEvent(hostName));
}
public void updateHosts(final List<Host> hostRecords) {
hostSelection.clearValues();
for(Host record : hostRecords)
hostSelection.addItem(record.getName());
// select first option when updated
Scheduler.get().scheduleDeferred(new Scheduler.ScheduledCommand() {
@Override
public void execute() {
hostSelection.setItemSelected(0, true);
fireHostSelection(hostSelection.getSelectedValue());
}
});
}
}