inviteuserdialog.java

网站即时通讯系统

/*
 * Copyright (C) 2003 Adam Olsen This program is free software; you can
 * redistribute it and/or modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation; either version 1, or
 * (at your option) any later version. This program 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
 * General Public License for more details. You should have received a copy of
 * the GNU General Public License along with this program; if not, write to the
 * Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
package com.valhalla.jbother.groupchat;

import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Locale;
import java.util.ResourceBundle;

import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;

import org.jivesoftware.smack.packet.Presence;

import com.valhalla.gui.MJTextField;
import com.valhalla.jbother.BuddyList;
import com.valhalla.jbother.jabber.BuddyStatus;

public class InviteUserDialog extends JDialog {
    private ResourceBundle resources = ResourceBundle.getBundle(
            "JBotherBundle", Locale.getDefault());

    private JPanel main;

    private JButton okButton = new JButton(resources.getString("okButton"));

    private JButton cancelButton = new JButton(resources
            .getString("cancelButton"));

    private JComboBox jidBox = new JComboBox();

    private MJTextField reason = new MJTextField(15);

    private ChatRoomPanel window;

    public InviteUserDialog(ChatRoomPanel window) {

        super(BuddyList.getInstance().getTabFrame(), "", true);
        this.window = window;
        main = (JPanel) getContentPane();
        main.setBorder(BorderFactory.createTitledBorder(resources
                .getString("inviteUser")));
        GridBagLayout grid = new GridBagLayout();
        GridBagConstraints c = new GridBagConstraints();
        main.setLayout(grid);

        jidBox.setEditable(true);
        c.fill = GridBagConstraints.HORIZONTAL;
        c.gridx = 0;
        c.gridy = 0;
        c.weighty = 0;
        c.weightx = 1.0;

        JLabel jidLabel = new JLabel(resources.getString("buddyId"));
        JLabel reasonLabel = new JLabel(resources
                .getString("enterReasonForInvite"));

        grid.setConstraints(jidLabel, c);
        c.gridy++;
        grid.setConstraints(jidBox, c);
        c.gridy++;
        grid.setConstraints(reasonLabel, c);
        c.gridy++;
        grid.setConstraints(reason, c);

        main.add(jidLabel);
        main.add(reasonLabel);
        main.add(jidBox);
        main.add(reason);

        Presence.Mode mode;
        jidBox.addItem("");
        Hashtable users = BuddyList.getInstance().getBuddyStatuses();
        for (Enumeration e = users.keys(); e.hasMoreElements();) {
            String jid = (String) e.nextElement();
            BuddyStatus buddy = (BuddyStatus) users.get(jid);
            if (jid.indexOf("@") > -1
                    && buddy.getPresence(buddy.getHighestResource()) != null) {
                jidBox.addItem(jid);
            }
        }

        JPanel buttons = new JPanel();
        buttons.setLayout(new BoxLayout(buttons, BoxLayout.X_AXIS));
        buttons.add(Box.createHorizontalGlue());
        buttons.add(okButton);
        buttons.add(cancelButton);
        buttons.add(Box.createHorizontalGlue());
        buttons.setBorder(BorderFactory.createEmptyBorder(2, 5, 2, 5));

        c.gridy++;
        grid.setConstraints(buttons, c);
        main.add(buttons);

        addListeners();
        pack();
        setLocationRelativeTo(null);

        addWindowListener(new WindowAdapter() {
            public void windowClosing(WindowEvent e) {
                cancelHandler();
            }
        });

        Dimension dim = getSize();
        setSize(350, (int) dim.getHeight());
        setResizable(false);

        setVisible(true);
    }

    private void addListeners() {
        okButton.addActionListener(new OKDialogListener());
        cancelButton.addActionListener(new CancelDialogListener());
    }

    class OKDialogListener implements ActionListener {
        public void actionPerformed(ActionEvent e) {
            okHandler();
        }
    }

    class CancelDialogListener implements ActionListener {
        public void actionPerformed(ActionEvent e) {
            cancelHandler();
        }
    }

    private void okHandler() {
        String jid = (String) jidBox.getSelectedItem();
        if (jid != null && !jid.equals("")) {
            window.inviteUser(jid, reason.getText());
        }
        dispose();
    }

    private void cancelHandler() {
        dispose();
    }

}