/*
* ((e)) emite: A pure Google Web Toolkit XMPP library
* Copyright (c) 2008-2011 The Emite development team
*
* This file is part of Emite.
*
* Emite is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* Emite is distributed in the hope that it will be useful, but
* WITHOUT ANY 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 along with Emite. If not, see <http://www.gnu.org/licenses/>.
*/
package com.calclab.emite.example.chat.client;
import static com.calclab.emite.core.XmppURI.uri;
import com.calclab.emite.browser.PageAssist;
import com.calclab.emite.core.events.MessageReceivedEvent;
import com.calclab.emite.core.events.SessionStatusChangedEvent;
import com.calclab.emite.core.session.XmppSession;
import com.calclab.emite.core.stanzas.Message;
import com.calclab.emite.im.chat.PairChat;
import com.calclab.emite.im.chat.PairChatManager;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.Style.Unit;
import com.google.gwt.event.dom.client.ChangeEvent;
import com.google.gwt.event.dom.client.ChangeHandler;
import com.google.gwt.user.client.ui.DockLayoutPanel;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.RootLayoutPanel;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.VerticalPanel;
/**
* A simple IM client
*/
public class ExampleIMChat implements EntryPoint, SessionStatusChangedEvent.Handler, MessageReceivedEvent.Handler {
private static final ExampleIMChatGinjector ginjector = GWT.create(ExampleIMChatGinjector.class);
private final XmppSession session = ginjector.getXmppSession();
private final PairChatManager chatManager = ginjector.getPairChatManager();
private VerticalPanel output;
private TextBox input;
@Override
public void onModuleLoad() {
createUI();
log("Example IM Chat");
final String self = PageAssist.getMeta("emite.user", null);
log("Current user: " + self);
final String user = PageAssist.getMeta("emite.chat", null);
log("Chat with user: " + user);
session.addSessionStatusChangedHandler(this, true);
input.addChangeHandler(new ChangeHandler() {
@Override
public void onChange(final ChangeEvent event) {
final String msg = input.getText();
log("Message sent: " + msg);
final PairChat chat = chatManager.openChat(uri(user));
chat.send(new Message(msg));
input.setText("");
}
});
final PairChat chat = chatManager.openChat(uri(user));
chat.addMessageReceivedHandler(this);
}
@Override
public void onSessionStatusChanged(final SessionStatusChangedEvent event) {
log("Current status: " + event.getStatus().toString());
}
@Override
public void onMessageReceived(final MessageReceivedEvent event) {
log("Message received: " + event.getMessage().getBody());
}
private void createUI() {
final DockLayoutPanel dock = new DockLayoutPanel(Unit.PX);
input = new TextBox();
dock.addSouth(input, 50);
output = new VerticalPanel();
dock.add(output);
RootLayoutPanel.get().add(dock);
}
private void log(final String text) {
output.add(new Label(text));
}
}