com.threerings.micasa.lobby.LobbySelector Maven / Gradle / Ivy
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//
// $Id$
//
// Vilya library - tools for developing networked games
// Copyright (C) 2002-2012 Three Rings Design, Inc., All Rights Reserved
// http://code.google.com/p/vilya/
//
// This library 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 2.1 of the License, or
// (at your option) any later version.
//
// This library 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 this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.micasa.lobby;
import java.util.List;
import java.util.Map;
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import javax.swing.DefaultListCellRenderer;
import javax.swing.DefaultListModel;
import javax.swing.JComboBox;
import javax.swing.JList;
import javax.swing.JPanel;
import com.google.common.collect.Maps;
import com.threerings.crowd.data.PlaceObject;
import com.threerings.micasa.util.MiCasaContext;
import static com.threerings.micasa.Log.log;
/**
* The lobby selector displays a drop-down box listing the categories of
* lobbies available on this server and when a category is selected, it
* displays a list of the lobbies that are available in that category. If
* a lobby is double-clicked, it moves the client into that lobby room.
*/
public class LobbySelector extends JPanel
implements ActionListener, LobbyService.CategoriesListener,
LobbyService.LobbiesListener
{
/**
* Constructs a new lobby selector component. It will wait until it is
* visible before issuing a get categories request to download a list
* of categories.
*/
public LobbySelector (MiCasaContext ctx)
{
setLayout(new BorderLayout());
// keep this around for later
_ctx = ctx;
// create our drop-down box with a bogus entry at the moment
String[] options = new String[] { CAT_FIRST_ITEM };
_combo = new JComboBox(options);
_combo.addActionListener(this);
add(_combo, BorderLayout.NORTH);
// and create our empty lobby list
_loblist = new JList();
_loblist.setCellRenderer(new LobbyCellRenderer());
// add a mouse listener that tells us about double clicks
MouseListener ml = new MouseAdapter() {
@Override
public void mouseClicked (MouseEvent e) {
if (e.getClickCount() == 2) {
Object item = _loblist.getSelectedValue();
enterLobby((Lobby)item);
}
}
};
_loblist.addMouseListener(ml);
add(_loblist, BorderLayout.CENTER);
}
@Override
public void addNotify ()
{
super.addNotify();
// get a handle on our lobby service instance
_lservice = _ctx.getClient().requireService(LobbyService.class);
// and use them to look up the lobby categories
_lservice.getCategories(this);
}
/**
* Called when the user selects a category or double-clicks on a
* lobby.
*/
public void actionPerformed (ActionEvent evt)
{
if (evt.getSource() == _combo) {
String selcat = (String)_combo.getSelectedItem();
if (!selcat.equals(CAT_FIRST_ITEM)) {
selectCategory(selcat);
}
}
}
// documentation inherited from interface
public void gotCategories (String[] categories)
{
// append these to our "unselected" item
for (String categorie : categories) {
_combo.addItem(categorie);
}
}
// documentation inherited from interface
public void gotLobbies (List lobbies)
{
// create a list model for this category
DefaultListModel model = new DefaultListModel();
// populate it with the lobby info
for (Lobby lobby : lobbies) {
model.addElement(lobby);
}
// stick it in the table
_catlists.put(_pendingCategory, model);
// finally tell the lobby list to update the display (which we do
// by setting the combo box to this category in case the luser
// decided to try to select some new category while we weren't
// looking)
_combo.setSelectedItem(_pendingCategory);
// clear out our pending category indicator
_pendingCategory = null;
}
// documentation inherited from interface
public void requestFailed (String reason)
{
log.info("Request failed [reason=" + reason + "].");
// clear out our pending category indicator in case this was a
// failed getLobbies() request
_pendingCategory = null;
}
/**
* Fetches the list of lobbies available in a particular category (if
* they haven't already been fetched) and displays them in the lobby
* list.
*/
protected void selectCategory (String category)
{
DefaultListModel model = _catlists.get(category);
if (model != null) {
_loblist.setModel(model);
} else if (_pendingCategory == null) {
// make a note that we're loading up this category
_pendingCategory = category;
// issue a request to load up the lobbies in this category
_lservice.getLobbies(category, this);
} else {
log.info("Ignoring category select request because " +
"one is outstanding [pcat=" + _pendingCategory +
", newcat=" + category + "].");
}
}
/** Called when the user selects a lobby from the lobby list. */
protected void enterLobby (Lobby lobby)
{
// make sure we're not already in this lobby
PlaceObject plobj = _ctx.getLocationDirector().getPlaceObject();
if (plobj != null && plobj.getOid() == lobby.placeOid) {
return;
}
// otherwise request that we go there
_ctx.getLocationDirector().moveTo(lobby.placeOid);
log.info("Entering lobby " + lobby + ".");
}
/** Used to render Lobby instances in our lobby list. */
protected static class LobbyCellRenderer
extends DefaultListCellRenderer
{
@Override
public Component getListCellRendererComponent(
JList list,
Object value,
int index,
boolean isSelected,
boolean cellHasFocus) {
// use the lobby's name rather than the value of toString()
value = ((Lobby)value).name;
return super.getListCellRendererComponent(
list, value, index, isSelected, cellHasFocus);
}
}
protected MiCasaContext _ctx;
protected LobbyService _lservice;
protected JComboBox _combo;
protected JList _loblist;
protected Map _catlists = Maps.newHashMap();
protected String _pendingCategory;
protected static final String CAT_FIRST_ITEM = "";
}