001/*
002 *  Licensed to the Apache Software Foundation (ASF) under one
003 *  or more contributor license agreements.  See the NOTICE file
004 *  distributed with this work for additional information
005 *  regarding copyright ownership.  The ASF licenses this file
006 *  to you under the Apache License, Version 2.0 (the
007 *  "License"); you may not use this file except in compliance
008 *  with the License.  You may obtain a copy of the License at
009 *
010 *    http://www.apache.org/licenses/LICENSE-2.0
011 *
012 *  Unless required by applicable law or agreed to in writing,
013 *  software distributed under the License is distributed on an
014 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 *  KIND, either express or implied.  See the License for the
016 *  specific language governing permissions and limitations
017 *  under the License.
018 *
019 */
020package org.apache.mina.example.udp;
021
022import java.awt.GridBagConstraints;
023import java.awt.GridBagLayout;
024import java.awt.Insets;
025
026import javax.swing.JLabel;
027import javax.swing.JPanel;
028import javax.swing.JTextField;
029import javax.swing.SwingUtilities;
030
031/**
032 * Class the represents a client connection using a JPanel
033 *
034 * @author <a href="http://mina.apache.org">Apache MINA Project</a>
035 */
036public class ClientPanel extends JPanel {
037
038    private static final long serialVersionUID = 1L;
039
040    private JTextField textField;
041
042    public ClientPanel(String label) {
043        super();
044
045        setPreferredSize(MemoryMonitor.PANEL_SIZE);
046
047        setLayout(new GridBagLayout());
048        GridBagConstraints c = new GridBagConstraints();
049
050        c.insets = new Insets(5, 5, 5, 5);
051        c.anchor = GridBagConstraints.CENTER;
052
053        c.gridwidth = GridBagConstraints.REMAINDER;
054        add(new JLabel(label), c);
055
056        c.gridwidth = 1;
057        add(new JLabel("Memory Used : "));
058        textField = new JTextField(10);
059        textField.setEditable(false);
060        add(textField, c);
061    }
062
063    public void updateTextField(final long val) {
064        System.out.println("New value for textfield - " + val);
065        SwingUtilities.invokeLater(new Runnable() {
066            public void run() {
067                textField.setText(String.valueOf(val));
068            }
069        });
070    }
071}