bsrostertreeview.java

一款即时通讯软件

package edu.ou.kmi.buddyspace.gui;

/*
 * BSRosterTreeView.java
 *
 * Project: BuddySpace
 * (C) Copyright Knowledge Media Institute 2002
 *
 *
 * Created on 22 July 2002, 12:14
 */

import java.util.*;
import javax.swing.*;
import javax.swing.event.*;
import javax.swing.tree.*;
import java.awt.*;
import java.awt.event.*;

import org.jabber.jabberbeans.*;
import org.jabber.jabberbeans.util.*;
import org.jabber.jabberbeans.Extension.*;

import edu.ou.kmi.buddyspace.core.*;
import edu.ou.kmi.util.*;

/**
 * <code>BSRosterTreeView</code> is graphical display of roster using tree.
 * It relies on <code>BSRosterBean</code>, <code>BSPresenceBean</code> and
 * <code>BSMessengerBean</code>.
 *
 * @author  Jiri Komzak, Knowledge Media Institute, Open University, United Kingdom
 */
public class BSRosterTreeView implements RosterListener, BSPresenceListener,
                                         BSMessageListener, MouseListener,
                                         ActionListener/*, TreeWillExpandListener*/ {
    private TreeMap groups = null;
    private Hashtable items = null;
    
    private Hashtable relations = null;
    
    private BSRosterBean rosterBean = null;
    private BSPresenceBean presenceBean = null;
    private BSMessengerBean messengerBean = null;
    
    private BSRosterRestorableTree tree = null;
    private JScrollPane scrollPane = null;
    private DefaultMutableTreeNode root = null;
    private DefaultTreeModel model = null;
    
    private JMenuItem refreshMenuItem = null;
    private JMenuItem addContactMenuItem = null;
    private JMenuItem msgMenuItem = null;
    private JMenuItem msgGroupOnlineMenuItem = null;
    private JMenuItem msgWholeGroupMenuItem = null;
    private JMenuItem chatMenuItem = null;
    private JMenuItem sendFileMenuItem = null;
    private JMenuItem deleteMenuItem = null;
    private JMenuItem subscribeMenuItem = null;
    private JMenuItem changeMenuItem = null;
    private JMenuItem getPlanMenuItem = null;
    private JMenu presenceMenu;
    private JCheckBoxMenuItem onlinePresenceMenuItem;
    private JCheckBoxMenuItem chatPresenceMenuItem;
    private JCheckBoxMenuItem elsePresenceMenuItem;
    private JCheckBoxMenuItem busyPresenceMenuItem;
    private JCheckBoxMenuItem awayPresenceMenuItem;
    private JCheckBoxMenuItem xaPresenceMenuItem;
    private JCheckBoxMenuItem dndPresenceMenuItem;
    private JCheckBoxMenuItem invisiblePresenceMenuItem;
    private JMenuItem clearPresenceMenuItem;
    private JMenuItem clearAllPresenceMenuItem;
    private JCheckBoxMenuItem policyPresenceMenuItem;
    
    private JMenuItem loginMenuItem = null;
    private JMenuItem logoutMenuItem = null;
    
    private JPopupMenu groupContextMenu = null;
    private JPopupMenu buddyContextMenu = null;
    private JPopupMenu resourceContextMenu = null;
    private JPopupMenu componentContextMenu = null;
    
    // IX panels stuff
    JMenu relationsMenu = null;
    JMenuItem relSupMenuItem = null;
    JMenuItem relSubMenuItem = null;
    JMenuItem relPeerMenuItem = null;
    JMenuItem relContactMenuItem = null;
    JMenuItem relDeleteMenuItem = null;
    // end of IX panels stuff

    private boolean onlyOnline = true;

    final private String myResGroupName = "My resources";
    
    private boolean expand = true;
    
    private BSCore core = null;
    private JID myJID = null;
    private BSMainFrame mainFrame = null;
    
    /** Constructor */
    public BSRosterTreeView (BSMainFrame mainFrame, BSCore core) {
        this.core = core;
        this.mainFrame = mainFrame;
        groups = new TreeMap();
        items = new Hashtable();
        
        if (core != null) {
            setRosterBean(core.getRosterBean());
            setPresenceBean(core.getPresenceBean());
            setMessengerBean(core.getMessengerBean());
        }
        initComponents();
    }
    
    /** Sets rosterBean */
    public void setRosterBean(BSRosterBean rosterBean) {
        if (this.rosterBean != null)
            this.rosterBean.removeRosterListener(this);
        this.rosterBean = rosterBean;
        if (rosterBean != null)
            rosterBean.addRosterListener(this);
    }
    
    /** Sets presenceBean */
    public void setPresenceBean(BSPresenceBean presenceBean) {
        if (this.presenceBean != null)
            this.presenceBean.removePresenceListener(this);
        this.presenceBean = presenceBean;
        if (presenceBean != null)
            presenceBean.addPresenceListener(this);
    }
    
    /** Sets messengerBean */
    public void setMessengerBean(BSMessengerBean messengerBean) {
        if (this.messengerBean != null)
            this.messengerBean.removeMessageListener(this);
        this.messengerBean = messengerBean;
        if (messengerBean != null)
            messengerBean.addMessageListener(this);
    }
    
    /** 
     * Sets information about current user.
     * That is used for displaying myResources...
     */
    public void setUserInfo(String username, String resource, String server) {
        myJID = new JID(username, server, resource);
    }
    
    /** Inits GUI components */
    protected void initComponents() {
        root = new DefaultMutableTreeNode("Roster");
        model = new DefaultTreeModel(root);
        //tree = new JTree(model);
        tree = new BSRosterRestorableTree(model);
        tree.getSelectionModel().setSelectionMode(TreeSelectionModel.SINGLE_TREE_SELECTION);
        tree.setCellRenderer(new BSRosterRenderer());
        tree.setRootVisible(false);
        //tree.setEditable(true);
        tree.setToggleClickCount(1);
        tree.addMouseListener(this);
        //tree.addTreeExpansionListener(this);
        ToolTipManager.sharedInstance().registerComponent(tree);
        
        scrollPane = new JScrollPane(tree);
        scrollPane.setBorder(new javax.swing.border.TitledBorder("Roster"));
        scrollPane.setAutoscrolls(true);
        scrollPane.setPreferredSize(new Dimension(100, 400));
        
        // context menu items
        refreshMenuItem = new JMenuItem("Refresh roster");
        refreshMenuItem.addActionListener(this);
        addContactMenuItem = new JMenuItem("Add contact");
        addContactMenuItem.addActionListener(this);
        changeMenuItem = new JMenuItem("Change contact");
        changeMenuItem.addActionListener(this);
        getPlanMenuItem = new JMenuItem("Get plan");
        getPlanMenuItem.addActionListener(this);
        subscribeMenuItem = new JMenuItem("Subscribe to presence");
        subscribeMenuItem.addActionListener(this);
        msgMenuItem = new JMenuItem("Send message");
        msgMenuItem.addActionListener(this);
        msgGroupOnlineMenuItem = new JMenuItem("Message to those online");
        msgGroupOnlineMenuItem.addActionListener(this);
        msgWholeGroupMenuItem = new JMenuItem("Message to whole group");
        msgWholeGroupMenuItem.addActionListener(this);
        chatMenuItem = new JMenuItem("Chat");
        chatMenuItem.addActionListener(this);
        deleteMenuItem = new JMenuItem("Delete contact");
        deleteMenuItem.addActionListener(this);
        sendFileMenuItem = new JMenuItem("Send file");
        sendFileMenuItem.addActionListener(this);
        // presence menu
        presenceMenu = new JMenu("Set individual presence");
        onlinePresenceMenuItem = new JCheckBoxMenuItem(BSMainFrame.presenceStrs[0]);
        onlinePresenceMenuItem.addActionListener(this);
        presenceMenu.add(onlinePresenceMenuItem);
        chatPresenceMenuItem = new JCheckBoxMenuItem(BSMainFrame.presenceStrs[1]);
        chatPresenceMenuItem.addActionListener(this);
        presenceMenu.add(chatPresenceMenuItem);
        busyPresenceMenuItem = new JCheckBoxMenuItem(BSMainFrame.presenceStrs[2]);
        busyPresenceMenuItem.addActionListener(this);
        presenceMenu.add(busyPresenceMenuItem);
        elsePresenceMenuItem = new JCheckBoxMenuItem(BSMainFrame.presenceStrs[3]);
        elsePresenceMenuItem.addActionListener(this);
        presenceMenu.add(elsePresenceMenuItem);
        awayPresenceMenuItem = new JCheckBoxMenuItem(BSMainFrame.presenceStrs[4]);
        awayPresenceMenuItem.addActionListener(this);
        presenceMenu.add(awayPresenceMenuItem);
        xaPresenceMenuItem = new JCheckBoxMenuItem(BSMainFrame.presenceStrs[5]);
        xaPresenceMenuItem.addActionListener(this);
        presenceMenu.add(xaPresenceMenuItem);
        dndPresenceMenuItem = new JCheckBoxMenuItem(BSMainFrame.presenceStrs[6]);
        dndPresenceMenuItem.addActionListener(this);
        presenceMenu.add(dndPresenceMenuItem);
        invisiblePresenceMenuItem = new JCheckBoxMenuItem("Invisible");
        invisiblePresenceMenuItem.addActionListener(this);
        presenceMenu.add(invisiblePresenceMenuItem);
        presenceMenu.add(new JSeparator());
        clearPresenceMenuItem = new JMenuItem("Clear");
        clearPresenceMenuItem.addActionListener(this);
        presenceMenu.add(clearPresenceMenuItem);
        clearAllPresenceMenuItem = new JMenuItem("Clear all");
        clearAllPresenceMenuItem.addActionListener(this);
        presenceMenu.add(clearAllPresenceMenuItem);
        presenceMenu.add(new JSeparator());
        policyPresenceMenuItem = new JCheckBoxMenuItem("Offline > away > online");
        policyPresenceMenuItem.addActionListener(this);
        presenceMenu.add(policyPresenceMenuItem);
        
        // component menu items
        loginMenuItem = new JMenuItem("Log-in to this service");
        loginMenuItem.addActionListener(this);
        logoutMenuItem = new JMenuItem("Log-off of this service");
        logoutMenuItem.addActionListener(this);
        
        // IX panels stuff
        relationsMenu = new JMenu("Set relation");
        relSupMenuItem = new JMenuItem("Superior");
        relSupMenuItem.addActionListener(this);
        relSubMenuItem = new JMenuItem("Subordinate");
        relSubMenuItem.addActionListener(this);
        relPeerMenuItem = new JMenuItem("Peer");
        relPeerMenuItem.addActionListener(this);
        relContactMenuItem = new JMenuItem("Contact");
        relContactMenuItem.addActionListener(this);
        relDeleteMenuItem = new JMenuItem("Delete");
        relDeleteMenuItem.addActionListener(this);
        // end of IX panels stuff
        
        // group context menu
        groupContextMenu = new JPopupMenu();
        //groupContextMenu.add(addContactMenuItem);
        //groupContextMenu.add(refreshMenuItem);
        //groupContextMenu.add(msgMenuItem);
        
        // buddy context menu
        buddyContextMenu = new JPopupMenu();
        //buddyContextMenu.add(msgMenuItem);
        //buddyContextMenu.add(chatMenuItem);
        //buddyContextMenu.add(deleteMenuItem);
        //buddyContextMenu.add(changeMenuItem);
        //buddyContextMenu.add(subscribeMenuItem);
        //buddyContextMenu.addSeparator();
        //buddyContextMenu.add(addContactMenuItem);
        //buddyContextMenu.add(refreshMenuItem);
                    
        // resource context menu
        resourceContextMenu = new JPopupMenu();
        //resourceContextMenu.add(chatMenuItem);
        //resourceContextMenu.add(msgMenuItem);
        //resourceContextMenu.add(sendFileMenuItem);
        //resourceContextMenu.addSeparator();
        //resourceContextMenu.add(addContactMenuItem);
        //resourceContextMenu.add(refreshMenuItem);
        
        // component context menu
        componentContextMenu = new JPopupMenu();
        //componentContextMenu.add(loginMenuItem);
        //componentContextMenu.add(logoutMenuItem);
        
    }
    
    /** Returns scrollPane - the top GUI component of rosterTree */
    public JScrollPane getScrollPane() {
        return scrollPane;
    }
    
    /** Sets the tree to display only online users */
    public void setOnlyOnline(boolean onlyOnline) {
        this.onlyOnline = onlyOnline;
        updateRoster();
    }
    
    /** <code>BSPresenceListener</code> function - updates roster. */
    public void presenceChanged(BSPresenceInfo pi) {
        updateRoster();
    }
    
    /** <code>BSPresenceListener</code> function - updates roster. */
    public void presencesCleared() {
        updateRoster();
    }
    
    /** <code>BSPresenceListener</code> function - empty implementation. */
    public void subscriptionRequested(JID jid) { }
    /** <code>BSPresenceListener</code> function - empty implementation. */
    public void subscriptionApproved(JID jid) { }
    
    /** <code>RosterListener</code> function - updates roster. */
    public void changedRoster(Roster r) {
        updateRoster();
    }
    
    /** <code>RosterListener</code> function - updates roster. */
    public void replacedRoster(Roster r) {
        updateRoster();
    }
    
    /**
     * Completely updates roster taking information from underlying
     * roster, presence and messenger beans.