#1368 Restructures Message and Event filter framework.

src/main/java/io/github/dsheirer/channel/metadata/NowPlayingPanel.java

@@ -25,26 +25,21 @@
 import io.github.dsheirer.icon.IconModel;
 import io.github.dsheirer.module.decode.event.DecodeEventPanel;
 import io.github.dsheirer.module.decode.event.MessageActivityPanel;
-import io.github.dsheirer.module.decode.event.filter.lastheard.LastHeardPanel;
-import io.github.dsheirer.module.decode.event.filter.lastseen.LastSeenPanel;
 import io.github.dsheirer.playlist.PlaylistManager;
 import io.github.dsheirer.preference.UserPreferences;
 import io.github.dsheirer.settings.SettingsManager;
 import java.awt.Color;
 import net.miginfocom.swing.MigLayout;
 
-import javax.swing.*;
-import java.awt.*;
+import javax.swing.JPanel;
 
 public class NowPlayingPanel extends JPanel
 {
-    private ChannelMetadataPanel mChannelMetadataPanel;
-    private ChannelDetailPanel mChannelDetailPanel;
-    private DecodeEventPanel mDecodeEventPanel;
-    private LastSeenPanel mLastSeenPanel;
-    private LastHeardPanel mLastHeardPanel;
-    private MessageActivityPanel mMessageActivityPanel;
-    private ChannelPowerPanel mChannelPowerPanel;
+    private final ChannelMetadataPanel mChannelMetadataPanel;
+    private final ChannelDetailPanel mChannelDetailPanel;
+    private final DecodeEventPanel mDecodeEventPanel;
+    private final MessageActivityPanel mMessageActivityPanel;
+    private final ChannelPowerPanel mChannelPowerPanel;
 
     /**
      * GUI panel that combines the currently decoding channels metadata table and viewers for channel details,
@@ -55,8 +50,6 @@ public NowPlayingPanel(PlaylistManager playlistManager, IconModel iconModel, Use
     {
         mChannelDetailPanel = new ChannelDetailPanel(playlistManager.getChannelProcessingManager());
         mDecodeEventPanel = new DecodeEventPanel(iconModel, userPreferences, playlistManager.getAliasModel());
-        mLastSeenPanel = new LastSeenPanel(iconModel, userPreferences, playlistManager.getAliasModel());
-        mLastHeardPanel = new LastHeardPanel(iconModel, userPreferences, playlistManager.getAliasModel());
         mMessageActivityPanel = new MessageActivityPanel(userPreferences);
         mChannelMetadataPanel = new ChannelMetadataPanel(playlistManager, iconModel, userPreferences);
         mChannelPowerPanel = new ChannelPowerPanel(playlistManager, settingsManager);
@@ -71,13 +64,15 @@ private void init()
         JideTabbedPane tabbedPane = new JideTabbedPane();
         tabbedPane.addTab("Details", mChannelDetailPanel);
         tabbedPane.addTab("Events", mDecodeEventPanel);
-        tabbedPane.addTab("Last Seen", mLastSeenPanel);
-        tabbedPane.addTab("Last Heard", mLastHeardPanel);
         tabbedPane.addTab("Messages", mMessageActivityPanel);
         tabbedPane.addTab("Channel", mChannelPowerPanel);
         tabbedPane.setFont(this.getFont());
         tabbedPane.setForeground(Color.BLACK);
 
+        //Register state change listener to toggle visibility state for channel tab to turn-on/off FFT processing
+        tabbedPane.addChangeListener(e -> mChannelPowerPanel.setPanelVisible(tabbedPane.getSelectedIndex() == tabbedPane
+                .indexOfComponent(mChannelPowerPanel)));
+
         JideSplitPane splitPane = new JideSplitPane(JideSplitPane.VERTICAL_SPLIT);
         splitPane.setShowGripper(true);
         splitPane.add(mChannelMetadataPanel);
@@ -86,8 +81,6 @@ private void init()
 
         mChannelMetadataPanel.addProcessingChainSelectionListener(mChannelDetailPanel);
         mChannelMetadataPanel.addProcessingChainSelectionListener(mDecodeEventPanel);
-        mChannelMetadataPanel.addProcessingChainSelectionListener(mLastSeenPanel);
-        mChannelMetadataPanel.addProcessingChainSelectionListener(mLastHeardPanel);
         mChannelMetadataPanel.addProcessingChainSelectionListener(mMessageActivityPanel);
         mChannelMetadataPanel.addProcessingChainSelectionListener(mChannelPowerPanel);
     }

src/main/java/io/github/dsheirer/filter/AllPassFilter.java

@@ -1,35 +1,61 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2023 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.filter;
 
-import java.util.Collections;
-import java.util.List;
+import java.util.function.Function;
 
 /**
- * Implements a message filter that passes (true) all messages
+ * Implements an all-pass filter that automatically passes/allows any presented object.
+ *
+ * A key type of String is used, but that makes no difference in how this filter functions.
  */
-@SuppressWarnings( "rawtypes" )
-public class AllPassFilter<T> extends Filter<T>
+public class AllPassFilter<T> extends Filter<T, String>
 {
-	public AllPassFilter()
-	{
-		super( "Allow All Messages" );
-	}
-
-	@Override
-    public boolean passes( T t )
+	private static final String KEY = "Other/Unlisted";
+	private final AllPassKeyExtractor mKeyExtractor = new AllPassKeyExtractor();
+
+	/**
+	 * Constructor
+	 * @param name to display for this filter
+	 */
+    public AllPassFilter(String name)
     {
-	    return true;
+        super(name);
+		add(new FilterElement<>(KEY));
     }
 
 	@Override
-    public boolean canProcess( T t )
-    {
-	    return true;
-    }
+	public Function getKeyExtractor()
+	{
+		return mKeyExtractor;
+	}
 
-    @Override
-	@SuppressWarnings( "unchecked" )
-    public List getFilterElements()
-    {
-		return Collections.EMPTY_LIST;
-    }
+	/**
+	 * Key extractor that always returns the same (String)key.
+	 */
+	public class AllPassKeyExtractor implements Function<T,String>
+	{
+		@Override
+		public String apply(T t)
+		{
+			return KEY;
+		}
+	}
 }