Updates pull request from Roman Tsypuk to convert the build system from

ant to gradle.  Removes linux and windows application launch scripts and
produces an executable jar with all resources included.

src/main/java/io/github/dsheirer/channel/details/ChannelDetailPanel.java

@@ -0,0 +1,133 @@
+/*******************************************************************************
+ * sdrtrunk
+ * Copyright (C) 2014-2017 Dennis Sheirer
+ *
+ * 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 3 of the License, 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, see <http://www.gnu.org/licenses/>
+ *
+ ******************************************************************************/
+package io.github.dsheirer.channel.details;
+
+import io.github.dsheirer.channel.state.DecoderState;
+import io.github.dsheirer.controller.channel.Channel;
+import io.github.dsheirer.controller.channel.ChannelProcessingManager;
+import io.github.dsheirer.sample.Listener;
+import net.miginfocom.swing.MigLayout;
+import io.github.dsheirer.module.ProcessingChain;
+
+import javax.swing.*;
+import javax.swing.text.DefaultCaret;
+import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+public class ChannelDetailPanel extends JPanel implements Listener<ProcessingChain>
+{
+    private static final String EMPTY_DETAILS = "Please select a channel to view details";
+
+    private JLabel mSystemLabel;
+    private JLabel mSiteLabel;
+    private JLabel mNameLabel;
+    private JTextArea mDetailTextPane;
+
+    private ChannelProcessingManager mChannelProcessingManager;
+    private ProcessingChain mProcessingChain;
+
+    public ChannelDetailPanel(ChannelProcessingManager channelProcessingManager)
+    {
+        mChannelProcessingManager = channelProcessingManager;
+
+        init();
+    }
+
+    private void init()
+    {
+        setLayout(new MigLayout("insets 0 0 0 0", "[grow,fill]", "[]0[grow,fill]"));
+
+        JPanel buttonPanel = new JPanel();
+        buttonPanel.setLayout(new MigLayout("insets 1 1 1 1", "[][grow,fill][][grow,fill][][grow,fill][]", ""));
+
+        buttonPanel.add(new JLabel("System:"));
+        mSystemLabel = new JLabel(" ");
+        buttonPanel.add(mSystemLabel);
+
+        buttonPanel.add(new JLabel("Site:"));
+        mSiteLabel = new JLabel(" ");
+        buttonPanel.add(mSiteLabel);
+
+        buttonPanel.add(new JLabel("Channel Name:"));
+        mNameLabel = new JLabel(" ");
+        buttonPanel.add(mNameLabel);
+
+        JButton refreshButton = new JButton("Refresh");
+        refreshButton.addActionListener(new ActionListener()
+        {
+            @Override
+            public void actionPerformed(ActionEvent e)
+            {
+                receive(mProcessingChain);
+            }
+        });
+        buttonPanel.add(refreshButton);
+
+        add(buttonPanel, "wrap");
+
+        mDetailTextPane = new JTextArea(EMPTY_DETAILS);
+        DefaultCaret caret = (DefaultCaret)mDetailTextPane.getCaret();
+        caret.setUpdatePolicy(DefaultCaret.NEVER_UPDATE);
+        add(new JScrollPane(mDetailTextPane));
+    }
+
+    @Override
+    public void receive(ProcessingChain processingChain)
+    {
+        mProcessingChain = processingChain;
+
+        Channel channel = mChannelProcessingManager.getChannel(processingChain);
+
+        final String system = channel != null ? channel.getSystem() : null;
+        final String site = channel != null ? channel.getSite() : null;
+        final String name = channel != null ?
+            (channel.getChannelType() == Channel.ChannelType.TRAFFIC ? "Traffic Channel" : channel.getName()) : null;
+
+        final String details;
+
+        if(processingChain != null)
+        {
+            StringBuilder sb = new StringBuilder();
+
+            for(DecoderState decoderState : processingChain.getDecoderStates())
+            {
+                sb.append(decoderState.getActivitySummary());
+            }
+
+            details = sb.toString();
+        }
+        else
+        {
+            details = EMPTY_DETAILS;
+        }
+
+        EventQueue.invokeLater(new Runnable()
+        {
+            @Override
+            public void run()
+            {
+                mSystemLabel.setText(system);
+                mSiteLabel.setText(site);
+                mNameLabel.setText(name);
+                mDetailTextPane.setText(details);
+            }
+        });
+    }
+}