GP-3849 - Symbol Tree - Added snapshot feature

Ghidra/Features/Base/certification.manifest

@@ -775,7 +775,6 @@ src/main/resources/images/eclipse.png||GHIDRA||||END|
 src/main/resources/images/edit-bomb.png||Oxygen Icons - LGPL 3.0||||END|
 src/main/resources/images/editbytes.gif||GHIDRA||||END|
 src/main/resources/images/emblem-favorite.png||Tango Icons - Public Domain|||tango|END|
-src/main/resources/images/empty8x16.png||GHIDRA||||END|
 src/main/resources/images/emptyFragment.gif||GHIDRA||||END|
 src/main/resources/images/emptyFragmentInView.gif||GHIDRA||||END|
 src/main/resources/images/enum.png||GHIDRA||||END|

Ghidra/Features/Base/src/main/help/help/topics/SymbolTreePlugin/SymbolTree.htm

@@ -348,7 +348,7 @@
     </BLOCKQUOTE>
 
     <H2>View Qualified Names in Code Browser</H2>
-
+	
     <BLOCKQUOTE>
       <P>To include namespace names in the display of labels and names within the Code Browser,
       select <B>Edit</B> <IMG alt="" src="help/shared/arrow.gif"> <B>Tool Options...</B> from the
@@ -359,6 +359,46 @@
       "help/topics/CodeBrowserPlugin/CodeBrowserOptions.htm">CodeBrowser Options</A>).<BR>
       </P>
     </BLOCKQUOTE>
+    
+    
+    
+    <H2>Symbol Tree Snapshots</H2>
+
+    <BLOCKQUOTE>
+    	<P>Pressing the <IMG SRC="icon.provider.clone" /> action will create a copy of the current 
+    	Symbol Tree in a new window.  The new disconnected Symbol Tree will not respond to program 
+    	activation events.	This allows users to keep the new window open while working with various
+    	 programs, without affecting the contents.
+    	</P>
+
+		<H3><A name="Symbol_Tree_Clone"></A>Symbol Tree Clone Action <IMG SRC="icon.provider.clone" /></H3>
+	
+	      <BLOCKQUOTE>
+	      	<P>Creates a new disconnected snapshot (cloned) view of the Symbol Tree.  This action is on
+	      	 the primary Symbol Tree, as well as any cloned symbol trees.</P>
+	      </BLOCKQUOTE>
+	
+		<H3><A name="Disable_Category"></A>Disable Category</H3>
+	
+	    <BLOCKQUOTE>
+	    	<P>When working in a snapshot Symbol Tree, you can choose to disable a root-level folder
+	    	by right-clicking and selected <B>Disable Category</B>.  Once disabled, the node will remain
+	    	in the tree with a disabled icon.  A disabled node will no longer show any children.
+	    	</P>
+	    </BLOCKQUOTE>
+	
+		<H3><A name="Enable_Category"></A>Enable Category</H3>
+	
+	    <BLOCKQUOTE>
+	    	<P>This action is used to re-enable categories that were previously disabled.
+	    	</P>
+	    </BLOCKQUOTE>
+    
+     </BLOCKQUOTE>
+    
+
+
+
 
     <P class="providedbyplugin">Provided By: <I>SymbolTreePlugin</I></P>
 

Ghidra/Features/Base/src/main/java/ghidra/app/cmd/refs/SetExternalNameCmd.java

@@ -21,8 +21,6 @@ import ghidra.util.exception.InvalidInputException;
 
 /**
  * Command for setting the external program name and path.
- * 
- * 
  */
 public class SetExternalNameCmd implements Command<Program> {
 
@@ -34,7 +32,7 @@ public class SetExternalNameCmd implements Command<Program> {
 	/**
 	 * Constructs a new command for setting the external program name and path.
 	 * @param externalName the name of the link.
-	 * @param externalPath the path of the file to assocate with this link.
+	 * @param externalPath the path of the file to associate with this link.
 	 */
 	public SetExternalNameCmd(String externalName, String externalPath) {
 		this.externalName = externalName;

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/datamgr/actions/FindDataTypesBySizeAction.java

@@ -19,8 +19,7 @@ import docking.ActionContext;
 import docking.action.DockingAction;
 import docking.action.MenuData;
 import docking.widgets.dialogs.NumberRangeInputDialog;
-import docking.widgets.tree.*;
+import docking.widgets.tree.GTreeNode;
-import docking.widgets.tree.support.CombinedGTreeFilter;
 import docking.widgets.tree.support.GTreeFilter;
 import ghidra.app.plugin.core.datamgr.DataTypeManagerPlugin;
 import ghidra.app.plugin.core.datamgr.DataTypesProvider;
@@ -64,7 +63,7 @@ public class FindDataTypesBySizeAction extends DockingAction {
 		newProvider.setTitle(getName());
 		DataTypeArchiveGTree tree = newProvider.getGTree();
 		GTreeFilter filter = createFilter(values);
-		tree.setFilterProvider(new MyTreeFilterProvider(tree, filter));
+		tree.setFilterProvider(new SecondaryTreeFilterProvider(tree, filter));
 		newProvider.setVisible(true);
 	}
 
@@ -72,24 +71,6 @@ public class FindDataTypesBySizeAction extends DockingAction {
 		return new SizeGTreeFilter(values);
 	}
 
-	private class MyTreeFilterProvider extends DefaultGTreeFilterProvider {
-		private GTreeFilter secondaryFilter;
-
-		MyTreeFilterProvider(GTree tree, GTreeFilter secondaryFilter) {
-			super(tree);
-			this.secondaryFilter = secondaryFilter;
-		}
-
-		@Override
-		public GTreeFilter getFilter() {
-			GTreeFilter filter = super.getFilter();
-			if (filter == null) {
-				return secondaryFilter;
-			}
-			return new CombinedGTreeFilter(filter, secondaryFilter);
-		}
-	}
-
 	private class SizeGTreeFilter implements GTreeFilter {
 
 		private final SortedRangeList sizes;

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/datamgr/actions/FindStructuresByOffsetAction.java

@@ -21,8 +21,7 @@ import docking.ActionContext;
 import docking.action.DockingAction;
 import docking.action.MenuData;
 import docking.widgets.dialogs.NumberRangeInputDialog;
-import docking.widgets.tree.*;
+import docking.widgets.tree.GTreeNode;
-import docking.widgets.tree.support.CombinedGTreeFilter;
 import docking.widgets.tree.support.GTreeFilter;
 import ghidra.app.plugin.core.datamgr.DataTypeManagerPlugin;
 import ghidra.app.plugin.core.datamgr.DataTypesProvider;
@@ -56,8 +55,7 @@ public class FindStructuresByOffsetAction extends DockingAction {
 	@Override
 	public void actionPerformed(ActionContext context) {
 
-		NumberRangeInputDialog inputDialog =
+		NumberRangeInputDialog inputDialog = new NumberRangeInputDialog(NAME, "Offset(s)");
-			new NumberRangeInputDialog(NAME, "Offset(s)");
 		if (!inputDialog.show()) {
 			return;
 		}
@@ -66,28 +64,11 @@ public class FindStructuresByOffsetAction extends DockingAction {
 		DataTypesProvider newProvider = plugin.createProvider();
 		newProvider.setTitle(NAME);
 		DataTypeArchiveGTree tree = newProvider.getGTree();
-		tree.setFilterProvider(new MyTreeFilterProvider(tree, new OffsetGTreeFilter(values)));
+		tree.setFilterProvider(
+			new SecondaryTreeFilterProvider(tree, new OffsetGTreeFilter(values)));
 		newProvider.setVisible(true);
 	}
 
-	private class MyTreeFilterProvider extends DefaultGTreeFilterProvider {
-		private GTreeFilter secondaryFilter;
-
-		MyTreeFilterProvider(GTree tree, GTreeFilter secondaryFilter) {
-			super(tree);
-			this.secondaryFilter = secondaryFilter;
-		}
-
-		@Override
-		public GTreeFilter getFilter() {
-			GTreeFilter filter = super.getFilter();
-			if (filter == null) {
-				return secondaryFilter;
-			}
-			return new CombinedGTreeFilter(filter, secondaryFilter);
-		}
-	}
-
 	private class OffsetGTreeFilter implements GTreeFilter {
 
 		private final SortedRangeList offsets;

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/datamgr/actions/SecondaryTreeFilterProvider.java

@@ -0,0 +1,51 @@
+/* ###
+ * IP: GHIDRA
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package ghidra.app.plugin.core.datamgr.actions;
+
+import docking.widgets.tree.*;
+import docking.widgets.tree.support.CombinedGTreeFilter;
+import docking.widgets.tree.support.GTreeFilter;
+
+/**
+ * A filter that allows for an additional second filter.
+ */
+public class SecondaryTreeFilterProvider extends DefaultGTreeFilterProvider {
+
+	private GTreeFilter secondaryFilter;
+
+	SecondaryTreeFilterProvider(GTree tree, GTreeFilter secondaryFilter) {
+		super(tree);
+		this.secondaryFilter = secondaryFilter;
+	}
+
+	@Override
+	public GTreeFilter getFilter() {
+		GTreeFilter filter = super.getFilter();
+		if (filter == null) {
+			return secondaryFilter;
+		}
+		return new CombinedGTreeFilter(filter, secondaryFilter);
+	}
+
+	@Override
+	public GTreeFilterProvider copy(GTree newTree) {
+		// For now, we shouldn't need to copy the secondary filter.  It's current uses are to not
+		// change the filter once it has been created.
+		SecondaryTreeFilterProvider newProvider =
+			new SecondaryTreeFilterProvider(newTree, secondaryFilter);
+		return newProvider;
+	}
+}

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/gotoquery/GoToHelper.java

@@ -449,7 +449,7 @@ public class GoToHelper {
 		ExternalManager externalManager = program.getExternalManager();
 		String externalLibraryPath = externalManager.getExternalLibraryPath(extProgName);
 		if (!pathName.equals(externalLibraryPath)) {
-			Command cmd = new SetExternalNameCmd(extProgName, domainFile.getPathname());
+			Command<Program> cmd = new SetExternalNameCmd(extProgName, domainFile.getPathname());
 			tool.execute(cmd, program);
 		}
 	}

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/DisconnectedSymbolTreeProvider.java

@@ -0,0 +1,181 @@
+/* ###
+ * IP: GHIDRA
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package ghidra.app.plugin.core.symboltree;
+
+import javax.swing.JComponent;
+import javax.swing.JPanel;
+
+import docking.WindowPosition;
+import docking.action.KeyBindingData;
+import docking.action.builder.ActionBuilder;
+import ghidra.app.nav.DecoratorPanel;
+import ghidra.app.plugin.core.symboltree.nodes.*;
+import ghidra.framework.options.SaveState;
+import ghidra.framework.plugintool.PluginTool;
+import ghidra.program.model.listing.Program;
+import ghidra.util.HelpLocation;
+
+/**
+ * A disconnected symbol tree is a snapshot of the primary symbol tree.
+ */
+public class DisconnectedSymbolTreeProvider extends SymbolTreeProvider {
+
+	private static final String WINDOW_GROUP = "Disconnected Symbol Tree";
+
+	public DisconnectedSymbolTreeProvider(PluginTool tool, SymbolTreePlugin plugin,
+			Program program) {
+		super(tool, plugin);
+
+		setDefaultWindowPosition(WindowPosition.WINDOW);
+
+		createActions();
+
+		// Snapshots do not usually track events.  Turn this off now, but leave the action so 
+		// clients can turn the action on as desired.
+		goToToggleAction.setEnabled(false);
+
+		setHelpLocation(new HelpLocation("SymbolTreePlugin", "Disconnected_Symbol_Tree"));
+
+		this.program = program;
+		program.addListener(domainObjectListener);
+
+		rebuildTree();
+	}
+
+	@Override
+	public String getWindowGroup() {
+		return WINDOW_GROUP;
+	}
+
+	@Override
+	public WindowPosition getDefaultWindowPosition() {
+		return WindowPosition.WINDOW;
+	}
+
+	@Override
+	public boolean isTransient() {
+		return true;
+	}
+
+	@Override
+	public boolean isSnapshot() {
+		return true;
+	}
+
+	@Override
+	protected void addToToolbar() {
+		// do not add the disconnected provider to the toolbar
+	}
+
+	@Override
+	protected void setKeyBinding(KeyBindingData kbData) {
+		// no keybinding for the disconnected provider
+	}
+
+	@Override
+	void setProgram(Program newProgram) {
+		// nothing to do; we maintain our state as the user changes programs
+	}
+
+	@Override
+	void programDeactivated(Program deactivatedProgram) {
+		// nothing to do; we maintain our state as the user changes programs
+	}
+
+	@Override
+	void programClosed(Program closedProgram) {
+		tree.cancelWork();
+
+		closedProgram.removeListener(domainObjectListener);
+
+		program = null;
+		rebuildTree();
+
+		closeComponent();
+	}
+
+	@Override
+	protected JPanel createMainPanel(JComponent contentComponent) {
+		return new DecoratorPanel(contentComponent, false);
+	}
+
+	@Override
+	protected SymbolTreeRootNode createRootNode() {
+		return new ConfigurableSymbolTreeRootNode(program);
+	}
+
+	@Override
+	public void closeComponent() {
+		plugin.closeDisconnectedProvider(this);
+	}
+
+	@Override
+	protected void transferSettings(DisconnectedSymbolTreeProvider newProvider) {
+
+		// transfer disabled node settings
+		ConfigurableSymbolTreeRootNode myModelRoot =
+			(ConfigurableSymbolTreeRootNode) tree.getModelRoot();
+
+		ConfigurableSymbolTreeRootNode newModelRoot =
+			(ConfigurableSymbolTreeRootNode) newProvider.tree.getModelRoot();
+		myModelRoot.transferSettings(newModelRoot);
+
+		super.transferSettings(newProvider);
+	}
+
+	@Override
+	void writeConfigState(SaveState saveState) {
+		// we have no state we are interested in saving
+	}
+
+	@Override
+	void readConfigState(SaveState saveState) {
+		// we have no state we are interested in loading
+	}
+
+	private void createActions() {
+
+		//@formatter:off
+		new ActionBuilder("Enable Category", plugin.getName())
+			.popupMenuPath("Enable Category")
+			.withContext(SymbolTreeActionContext.class)
+			.enabledWhen(c -> {				
+				SymbolTreeNode node = c.getSelectedNode();
+				return node instanceof SymbolCategoryNode;	
+			})
+			.onAction(c -> {
+				SymbolCategoryNode node = (SymbolCategoryNode) c.getSelectedNode();
+				node.setEnabled(true);
+			})
+			.buildAndInstallLocal(this);
+		//@formatter:on
+
+		//@formatter:off
+		new ActionBuilder("Disable Category", plugin.getName())
+			.popupMenuPath("Disable Category")
+			.withContext(SymbolTreeActionContext.class)
+			.enabledWhen(c -> {				
+				SymbolTreeNode node = c.getSelectedNode();
+				return node instanceof SymbolCategoryNode;	
+			})
+			.onAction(c -> {
+				SymbolCategoryNode node = (SymbolCategoryNode) c.getSelectedNode();
+				node.setEnabled(false);
+			})
+			.buildAndInstallLocal(this);
+		//@formatter:on
+	}
+}

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/SymbolGTree.java

@@ -21,14 +21,15 @@ import java.awt.Component;
 import javax.swing.*;
 import javax.swing.tree.TreePath;
 
-import docking.widgets.tree.GTree;
+import docking.widgets.tree.*;
-import docking.widgets.tree.GTreeNode;
 import docking.widgets.tree.support.GTreeRenderer;
 import generic.theme.GIcon;
+import ghidra.app.plugin.core.symboltree.nodes.SymbolCategoryNode;
 import ghidra.app.plugin.core.symboltree.nodes.SymbolNode;
 import ghidra.app.util.SymbolInspector;
 import ghidra.program.model.listing.Program;
 import ghidra.program.model.symbol.Symbol;
+import resources.ResourceManager;
 
 public class SymbolGTree extends GTree {
 
@@ -44,6 +45,14 @@ public class SymbolGTree extends GTree {
 		setDragNDropHandler(new SymbolGTreeDragNDropHandler(plugin));
 
 		setAccessibleNamePrefix("Symbol");
+
+		setRootNodeAllowedToCollapse(false);
+	}
+
+	// open access
+	@Override
+	protected void setFilterRestoreState(GTreeState state) {
+		super.setFilterRestoreState(state);
 	}
 
 	@Override
@@ -95,6 +104,20 @@ public class SymbolGTree extends GTree {
 
 			return label;
 		}
+
+		@Override
+		protected Icon getNodeIcon(GTreeNode node, boolean expanded) {
+
+			Icon icon = super.getNodeIcon(node, expanded);
+
+			if (node instanceof SymbolCategoryNode symbolNode) {
+				if (!symbolNode.isEnabled()) {
+					return ResourceManager.getDisabledIcon(icon);
+				}
+			}
+
+			return icon;
+		}
 	}
 
 	public void setProgram(Program program) {

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/SymbolTreeActionContext.java

@@ -22,6 +22,7 @@ import javax.swing.tree.TreePath;
 
 import ghidra.app.context.ProgramSymbolActionContext;
 import ghidra.app.plugin.core.symboltree.nodes.SymbolNode;
+import ghidra.app.plugin.core.symboltree.nodes.SymbolTreeNode;
 import ghidra.program.model.listing.Program;
 import ghidra.program.model.symbol.Symbol;
 
@@ -54,6 +55,58 @@ public class SymbolTreeActionContext extends ProgramSymbolActionContext {
 		return null;
 	}
 
+	/**
+	 * Returns a symbol tree node if there is a single node selected and it is a symbol tree node.
+	 * Otherwise, null is returned.
+	 * @return the selected node or null
+	 */
+	public SymbolTreeNode getSelectedNode() {
+		if (selectionPaths != null && selectionPaths.length == 1) {
+			Object object = selectionPaths[0].getLastPathComponent();
+			if (object instanceof SymbolTreeNode node) {
+				return node;
+			}
+		}
+		return null;
+	}
+
+	/**
+	 * Returns true if the tree's current selection contains at least one {@link SymbolNode}.
+	 * @return true if the tree's current selection contains at least one {@link SymbolNode}.
+	 */
+	public boolean hasSymbolsSelected() {
+		if (selectionPaths == null) {
+			return false;
+		}
+
+		for (TreePath treePath : selectionPaths) {
+			Object object = treePath.getLastPathComponent();
+			if (object instanceof SymbolNode) {
+				return true;
+			}
+		}
+		return false;
+	}
+
+	/**
+	 * Returns all selected {@link SymbolNode}s or an empty list.
+	 * @return all selected {@link SymbolNode}s or an empty list.
+	 */
+	public List<SymbolNode> getSelectedSymbolNodes() {
+		if (selectionPaths == null) {
+			return List.of();
+		}
+
+		List<SymbolNode> symbols = new ArrayList<>();
+		for (TreePath treePath : selectionPaths) {
+			Object object = treePath.getLastPathComponent();
+			if (object instanceof SymbolNode) {
+				symbols.add((SymbolNode) object);
+			}
+		}
+		return symbols;
+	}
+
 	private static List<Symbol> getSymbols(TreePath[] selectionPaths) {
 		if (selectionPaths == null) {
 			return null;

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/SymbolTreePlugin.java

@@ -15,6 +15,9 @@
  */
 package ghidra.app.plugin.core.symboltree;
 
+import java.util.ArrayList;
+import java.util.List;
+
 import ghidra.app.CorePluginPackage;
 import ghidra.app.events.*;
 import ghidra.app.plugin.PluginCategoryNames;
@@ -43,14 +46,15 @@ public class SymbolTreePlugin extends Plugin {
 
 	public static final String PLUGIN_NAME = "SymbolTreePlugin";
 
-	private SymbolTreeProvider provider;
+	private SymbolTreeProvider connectedProvider;
+	private List<SymbolTreeProvider> disconnectedProviders = new ArrayList<>();
 	private Program program;
 	private GoToService goToService;
 	private boolean processingGoTo;
 
 	public SymbolTreePlugin(PluginTool tool) {
 		super(tool);
-		provider = new SymbolTreeProvider(tool, this);
+		connectedProvider = new SymbolTreeProvider(tool, this);
 	}
 
 	@Override
@@ -60,14 +64,13 @@ public class SymbolTreePlugin extends Plugin {
 			Program oldProgram = program;
 			program = ev.getActiveProgram();
 			if (oldProgram != null) {
-				provider.programDeactivated(oldProgram);
+				connectedProvider.programDeactivated(oldProgram);
-			}
-			if (program != null) {
-				provider.programActivated(program);
 			}
+
+			connectedProvider.setProgram(program);
 		}
 		else if (event instanceof ProgramClosedPluginEvent) {
-			provider.programClosed(((ProgramClosedPluginEvent) event).getProgram());
+			programClosed(((ProgramClosedPluginEvent) event).getProgram());
 		}
 		else if (event instanceof ProgramLocationPluginEvent) {
 			if (processingGoTo) {
@@ -75,10 +78,32 @@ public class SymbolTreePlugin extends Plugin {
 			}
 
 			ProgramLocation loc = ((ProgramLocationPluginEvent) event).getLocation();
-			provider.locationChanged(loc);
+			connectedProvider.locationChanged(loc);
+
+			for (SymbolTreeProvider provider : disconnectedProviders) {
+				provider.locationChanged(loc);
+			}
 		}
 	}
 
+	private void programClosed(Program p) {
+
+		connectedProvider.programClosed(p);
+
+		List<SymbolTreeProvider> copy = new ArrayList<>(disconnectedProviders);
+		for (SymbolTreeProvider provider : copy) {
+			if (provider.getProgram() == p) {
+				closeDisconnectedProvider(provider);
+			}
+		}
+	}
+
+	void closeDisconnectedProvider(SymbolTreeProvider provider) {
+		disconnectedProviders.remove(provider);
+		tool.removeComponentProvider(provider);
+		provider.dispose();
+	}
+
 	@Override
 	protected void init() {
 		goToService = tool.getService(GoToService.class);
@@ -86,19 +111,24 @@ public class SymbolTreePlugin extends Plugin {
 
 	@Override
 	protected void dispose() {
-		tool.removeComponentProvider(provider);
+		tool.removeComponentProvider(connectedProvider);
-		provider.dispose();
+		connectedProvider.dispose();
 		program = null;
+
+		List<SymbolTreeProvider> copy = new ArrayList<>(disconnectedProviders);
+		for (SymbolTreeProvider provider : copy) {
+			closeDisconnectedProvider(provider);
+		}
 	}
 
 	@Override
 	public void readConfigState(SaveState saveState) {
-		provider.readConfigState(saveState);
+		connectedProvider.readConfigState(saveState);
 	}
 
 	@Override
 	public void writeConfigState(SaveState saveState) {
-		provider.writeConfigState(saveState);
+		connectedProvider.writeConfigState(saveState);
 	}
 
 	public void goTo(Symbol symbol) {
@@ -145,6 +175,14 @@ public class SymbolTreePlugin extends Plugin {
 	}
 
 	SymbolTreeProvider getProvider() {
-		return provider;
+		return connectedProvider;
+	}
+
+	public DisconnectedSymbolTreeProvider createNewDisconnectedProvider(Program p) {
+		DisconnectedSymbolTreeProvider newProvider =
+			new DisconnectedSymbolTreeProvider(tool, this, p);
+		disconnectedProviders.add(newProvider);
+		tool.showComponentProvider(newProvider, true);
+		return newProvider;
 	}
 }

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/SymbolTreeProvider.java

@@ -60,15 +60,15 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 	private ClipboardOwner clipboardOwner;
 	private Clipboard localClipboard;// temporary clipboard used for the "cut" operation
 
-	private DomainObjectListener domainObjectListener;
+	protected DomainObjectListener domainObjectListener;
-	private Program program;
+	protected Program program;
 
-	private final SymbolTreePlugin plugin;
+	protected SymbolTreePlugin plugin;
-	private SymbolGTree tree;
+	protected SymbolGTree tree;
-	private JPanel mainPanel;
+	protected JPanel mainPanel;
-	private JComponent component;
+	protected JComponent component;
 
-	private GoToToggleAction goToToggleAction;
+	protected GoToToggleAction goToToggleAction;
 
 	/**
 	 * A list into which tasks to be run will accumulated until we put them into the GTree's
@@ -108,6 +108,8 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 		super(tool, NAME, plugin.getName());
 		this.plugin = plugin;
 
+		setWindowMenuGroup(NAME);
+
 		setIcon(ICON);
 		addToToolbar();
 
@@ -127,16 +129,27 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 // Setup Methods
 //==================================================================================================
 
-	private JComponent buildProvider() {
+	protected JPanel createMainPanel(JComponent contentComponent) {
-		mainPanel = new JPanel(new BorderLayout());
+		JPanel panel = new JPanel(new BorderLayout());
 
-		tree = createTree(new SymbolTreeRootNode());
+		panel.add(contentComponent, BorderLayout.CENTER);
-		mainPanel.add(tree, BorderLayout.CENTER);
+
+		return panel;
+	}
+
+	protected SymbolTreeRootNode createRootNode() {
+		return new SymbolTreeRootNode(program);
+	}
+
+	private JComponent buildProvider() {
+
+		tree = createTree(createRootNode());
 
 		// There's no reason to see the root node in this window. The name (GLOBAL) is
 		// unimportant and the tree is never collapsed at this level.
 		tree.setRootVisible(false);
 
+		mainPanel = createMainPanel(tree);
 		return mainPanel;
 	}
 
@@ -219,8 +232,7 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 		SymbolNode node = (SymbolNode) object;
 		Symbol symbol = node.getSymbol();
 		SymbolType type = symbol.getSymbolType();
-		if (!type.isNamespace() ||
+		if (!type.isNamespace() || type == SymbolType.FUNCTION) {
-			type == SymbolType.FUNCTION) {
 			plugin.goTo(symbol);
 		}
 	}
@@ -247,8 +259,7 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 		deleteAction.setEnabled(false);
 
 		DockingAction referencesAction =
-			new ShowSymbolReferencesAction(plugin.getTool(),
+			new ShowSymbolReferencesAction(plugin.getTool(), plugin.getName());
-				plugin.getName());
 
 		DockingAction selectionAction = new SelectionAction(plugin);
 		selectionAction.setEnabled(false);
@@ -257,6 +268,8 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 		DockingAction goToExternalAction = new GoToExternalLocationAction(plugin);
 		goToExternalAction.setEnabled(false);
 
+		CloneSymbolTreeAction cloneAction = new CloneSymbolTreeAction(plugin, this);
+
 		tool.addLocalAction(this, createImportAction);
 		tool.addLocalAction(this, setExternalProgramAction);
 		tool.addLocalAction(this, createExternalLocationAction);
@@ -272,6 +285,7 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 		tool.addLocalAction(this, goToToggleAction);
 		tool.addLocalAction(this, selectionAction);
 		tool.addLocalAction(this, goToExternalAction);
+		tool.addLocalAction(this, cloneAction);
 	}
 
 //==================================================================================================
@@ -300,24 +314,56 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 // Class Methods
 //==================================================================================================
 
-	void programActivated(Program openedProgram) {
+	GTree getTree() {
-		this.program = openedProgram;
+		return tree;
-		if (tool.isVisible(this)) {
-			setProgram(openedProgram);
-		}
 	}
 
-	private void setProgram(Program program) {
+	public void cloneWindow() {
+
+		DisconnectedSymbolTreeProvider newProvider = plugin.createNewDisconnectedProvider(program);
+
+		Swing.runLater(() -> {
+			newProvider.setProgram(program);
+			transferSettings(newProvider);
+		});
+	}
+
+	/**
+	 * Called to have this symbol tree provider copy settings into the given provider.
+	 * @param newProvider the new provider
+	 */
+	protected void transferSettings(DisconnectedSymbolTreeProvider newProvider) {
+		//
+		// Unusual Code: We want to copy the current tree state to the new tree.  Since we are 
+		// also applying the filter state below, the tree will use the 'filter restore state'
+		// after the filter has been applied.  Thus, we need to set the filter restore state
+		// instead of using the GTree's restoreTreeState() method.
+		// 
+		GTreeState treeState = tree.getTreeState();
+		newProvider.tree.setFilterRestoreState(treeState);
+
+		GTreeFilterProvider filterProvider = tree.getFilterProvider();
+		GTreeFilterProvider newFilterProvider = filterProvider.copy(newProvider.tree);
+		newProvider.tree.setFilterProvider(newFilterProvider);
+	}
+
+	public Program getProgram() {
+		return program;
+	}
+
+	void setProgram(Program program) {
+		this.program = program;
+		if (!isVisible()) {
+			return;
+		}
+
 		if (program == null) {
 			return;
 		}
 
 		program.addListener(domainObjectListener);
 
-		mainPanel.remove(tree);
+		rebuildTree();
-		tree = createTree(new SymbolTreeRootNode(program));
-		mainPanel.add(tree);
-		component.validate();
 
 		// restore any state that may be saved
 		GTreeState treeState = treeStateMap.get(program);
@@ -335,11 +381,15 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 		GTreeState treeState = tree.getTreeState();
 		treeStateMap.put(program, treeState);
 
+		rebuildTree();
+		this.program = null;
+	}
+
+	protected void rebuildTree() {
 		mainPanel.remove(tree);
-		tree = createTree(new SymbolTreeRootNode());
+		tree = createTree(createRootNode());
 		mainPanel.add(tree);
 		component.validate();
-		this.program = null;
 	}
 
 	void programClosed(Program closedProgram) {
@@ -371,14 +421,11 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 				}
 				catch (DuplicateNameException e) {
 					sb.append("Parent namespace " + namespace.getName() +
-						" contains namespace named " + symbol.getName() +
+						" contains namespace named " + symbol.getName() + "\n");
-						"\n");
 				}
 				catch (InvalidInputException | CircularDependencyException e) {
-					sb.append("Could not change parent namespace for " + symbol.getName() +
+					sb.append("Could not change parent namespace for " + symbol.getName() + ": " +
-						": " +
+						e.getMessage() + "\n");
-						e.getMessage() +
-						"\n");
 				}
 			}
 		}
@@ -405,8 +452,7 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 			return true;
 		}
 		// the symbol to move does not allow dups, so make sure all existing symbols do allow dups.
-		List<Symbol> symbols = symbolTable.getSymbols(symbol.getName(),
+		List<Symbol> symbols = symbolTable.getSymbols(symbol.getName(), destinationNamespace);
-			destinationNamespace);
 		for (Symbol s : symbols) {
 			if (!s.getSymbolType().allowsDuplicates()) {
 				return false;
@@ -421,7 +467,7 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 			(symbolType == SymbolType.NAMESPACE) || (symbolType == SymbolType.CLASS);
 	}
 
-	private void rebuildTree() {
+	private void reloadTree() {
 
 		// If we do not cancel the edit here, then an open edits will instead be committed.  It
 		// seems safer to cancel an edit rather than to commit it without asking.
@@ -458,18 +504,15 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 		domainChangeUpdateManager.update();
 	}
 
-	void showComponent(Program currentProgram) {
-		if (!tool.isVisible(this)) {
-			setProgram(currentProgram);
-		}
-		tool.showComponentProvider(this, true);
-	}
-
 	public void locationChanged(ProgramLocation loc) {
 		if (!goToToggleAction.isSelected()) {
 			return;
 		}
 
+		if (program != loc.getProgram()) {
+			return;
+		}
+
 		Symbol symbol = null;
 		Address addr = loc.getAddress();
 		if (loc instanceof VariableLocation) {
@@ -547,7 +590,7 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 	// @formatter:off
 		return new DomainObjectListenerBuilder(this)
 			.ignoreWhen(this::ignoreEvents)
-			.any(RESTORED).terminate(this::rebuildTree)
+			.any(RESTORED).terminate(this::reloadTree)
 			.with(ProgramChangeRecord.class)
 				.each(SYMBOL_RENAMED).call(this::processSymbolRenamed)
 				.each(SYMBOL_DATA_CHANGED, SYMBOL_SCOPE_CHANGED).call(this::processSymbolChanged)
@@ -665,8 +708,7 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 
 		@Override
 		public String toString() {
-			return getClass().getSimpleName() +
+			return getClass().getSimpleName() + " " + symbol;
-				" " + symbol;
 		}
 	}
 
@@ -721,7 +763,7 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 		@Override
 		void doRun(TaskMonitor monitor) throws CancelledException {
 			SymbolTreeRootNode root = (SymbolTreeRootNode) tree.getModelRoot();
-			root.symbolRemoved(symbol, monitor);
+			root.symbolRemoved(symbol, symbol.getName(), monitor);
 			tree.refilterLater();
 		}
 	}
@@ -743,7 +785,7 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 		public void runBulk(TaskMonitor monitor) throws CancelledException {
 
 			if (tasks.size() > MAX_TASK_COUNT) {
-				Swing.runLater(() -> rebuildTree());
+				Swing.runLater(() -> reloadTree());
 				return;
 			}
 

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/actions/CloneSymbolTreeAction.java

@@ -0,0 +1,47 @@
+/* ###
+ * IP: GHIDRA
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package ghidra.app.plugin.core.symboltree.actions;
+
+import docking.ActionContext;
+import docking.action.DockingAction;
+import docking.action.ToolBarData;
+import generic.theme.GIcon;
+import ghidra.app.plugin.core.symboltree.SymbolTreePlugin;
+import ghidra.app.plugin.core.symboltree.SymbolTreeProvider;
+
+public class CloneSymbolTreeAction extends DockingAction {
+
+	private SymbolTreeProvider provider;
+
+	public CloneSymbolTreeAction(SymbolTreePlugin plugin, SymbolTreeProvider provider) {
+		super("Symbol Tree Clone", plugin.getName());
+		this.provider = provider;
+
+		setToolBarData(new ToolBarData(new GIcon("icon.provider.clone")));
+		setDescription("Create a snapshot (disconnected) copy of this Symbol Tree window");
+	}
+
+	@Override
+	public boolean isEnabledForContext(ActionContext context) {
+		return provider.getProgram() != null;
+	}
+
+	@Override
+	public void actionPerformed(ActionContext context) {
+		provider.cloneWindow();
+	}
+
+}

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/actions/RenameAction.java

@@ -15,37 +15,28 @@
  */
 package ghidra.app.plugin.core.symboltree.actions;
 
-import javax.swing.tree.TreePath;
-
 import docking.action.MenuData;
-import docking.widgets.tree.GTreeNode;
 import ghidra.app.plugin.core.symboltree.SymbolTreeActionContext;
 import ghidra.app.plugin.core.symboltree.SymbolTreePlugin;
-import ghidra.app.plugin.core.symboltree.nodes.SymbolNode;
+import ghidra.app.plugin.core.symboltree.nodes.SymbolTreeNode;
 
 public class RenameAction extends SymbolTreeContextAction {
 
 	public RenameAction(SymbolTreePlugin plugin) {
 		super("Rename Symbol", plugin.getName());
-		setPopupMenuData(new MenuData(new String[] { "Rename" }, null, "xxx", MenuData.NO_MNEMONIC,
+		setPopupMenuData(
-			"1"));
+			new MenuData(new String[] { "Rename" }, null, "xxx", MenuData.NO_MNEMONIC, "1"));
 	}
 
 	@Override
 	public boolean isEnabledForContext(SymbolTreeActionContext context) {
-		TreePath[] selectionPaths = context.getSelectedSymbolTreePaths();
+		SymbolTreeNode node = context.getSelectedNode();
-		if (selectionPaths.length == 1) {
+		return node != null;
-			Object object = selectionPaths[0].getLastPathComponent();
-			return (object instanceof SymbolNode);
-		}
-		return false;
 	}
 
 	@Override
 	public void actionPerformed(SymbolTreeActionContext context) {
-		TreePath[] selectionPaths = context.getSelectedSymbolTreePaths();
+		context.getSymbolTree().startEditing(context.getSelectedNode());
-		GTreeNode node = (GTreeNode) selectionPaths[0].getLastPathComponent();
-		context.getSymbolTree().startEditing(node);
 	}
 
 }

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/actions/SelectionAction.java

@@ -34,7 +34,7 @@ public class SelectionAction extends SymbolTreeContextAction {
 	public SelectionAction(Plugin plugin) {
 		super("Make Selection", plugin.getName());
 		this.plugin = plugin;
-		setPopupMenuData(new MenuData(new String[] { "Make Selection" }, "0Middle"));
+		setPopupMenuData(new MenuData(new String[] { "Make Selection" }, MIDDLE_MENU_GROUP));
 	}
 
 	@Override

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/actions/ShowSymbolReferencesAction.java

@@ -59,7 +59,7 @@ public class ShowSymbolReferencesAction extends SymbolTreeContextAction {
 		super(AbstractFindReferencesDataTypeAction.NAME, owner, KeyBindingType.SHARED);
 		this.tool = tool;
 
-		setPopupMenuData(new MenuData(new String[] { "Show References to" }, "0Middle"));
+		setPopupMenuData(new MenuData(new String[] { "Show References to" }, MIDDLE_MENU_GROUP));
 
 		installHelpLocation();
 

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/actions/SymbolTreeContextAction.java

@@ -24,6 +24,8 @@ import ghidra.app.plugin.core.symboltree.SymbolTreeActionContext;
 
 public abstract class SymbolTreeContextAction extends DockingAction {
 
+	protected static final String MIDDLE_MENU_GROUP = "0Middle";
+
 	public SymbolTreeContextAction(String name, String owner) {
 		super(name, owner);
 	}

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/nodes/ClassCategoryNode.java

@@ -36,7 +36,7 @@ public class ClassCategoryNode extends SymbolCategoryNode {
 	public static final Icon CLOSED_FOLDER_CLASSES_ICON =
 		new GIcon("icon.plugin.symboltree.node.category.classes.closed");
 
-	ClassCategoryNode(Program program) {
+	public ClassCategoryNode(Program program) {
 		super(SymbolCategory.CLASS_CATEGORY, program);
 	}
 

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/nodes/ConfigurableSymbolTreeRootNode.java

@@ -0,0 +1,74 @@
+/* ###
+ * IP: GHIDRA
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package ghidra.app.plugin.core.symboltree.nodes;
+
+import java.util.List;
+
+import docking.widgets.tree.GTree;
+import docking.widgets.tree.GTreeNode;
+import ghidra.app.plugin.core.symboltree.DisconnectedSymbolTreeProvider;
+import ghidra.program.model.listing.Program;
+
+/**
+ * A version of the Symbol Tree's root node that allows users to disable categories.  The categories
+ * themselves track their enabled state.  This class supports the cloning of a 
+ * {@link DisconnectedSymbolTreeProvider} by copying the categories' enable state.
+ */
+public class ConfigurableSymbolTreeRootNode extends SymbolTreeRootNode {
+
+	public ConfigurableSymbolTreeRootNode(Program program) {
+		super(program);
+	}
+
+	public void transferSettings(ConfigurableSymbolTreeRootNode otherRoot) {
+
+		if (!isLoaded()) {
+			return;
+		}
+
+		List<GTreeNode> myChildren = getChildren();
+		List<GTreeNode> otherChildren = otherRoot.getChildren();
+		for (GTreeNode node : myChildren) {
+			SymbolCategoryNode myCategoryNode = getModelNode((SymbolCategoryNode) node);
+			SymbolCategoryNode otherCategoryNode = getMatchingNode(otherChildren, myCategoryNode);
+			otherCategoryNode.setEnabled(myCategoryNode.isEnabled());
+		}
+	}
+
+	private SymbolCategoryNode getMatchingNode(List<GTreeNode> nodes,
+			SymbolCategoryNode nodeToMatch) {
+
+		for (GTreeNode node : nodes) {
+			if (nodeToMatch.equals(node)) {
+				return getModelNode((SymbolCategoryNode) node);
+			}
+		}
+
+		return null;
+	}
+
+	private SymbolCategoryNode getModelNode(SymbolCategoryNode node) {
+		GTree gTree = node.getTree();
+		if (gTree != null) {
+			SymbolCategoryNode modelNode = (SymbolCategoryNode) gTree.getModelNode(node);
+			if (node != modelNode) {
+				return modelNode;
+			}
+		}
+		return node;
+	}
+
+}

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/nodes/ExportsCategoryNode.java

@@ -33,14 +33,17 @@ class ExportsCategoryNode extends SymbolCategoryNode {
 	private static final Icon CLOSED_FOLDER =
 		new GIcon("icon.plugin.symboltree.node.category.exports.closed");
 
-	ExportsCategoryNode(Program program) {
+	public ExportsCategoryNode(Program program) {
 		super(SymbolCategory.EXPORTS_CATEGORY, program);
 	}
 
 	@Override
 	public List<GTreeNode> generateChildren(TaskMonitor monitor) {
-		List<GTreeNode> list = new ArrayList<>();
+		if (!isEnabled) {
+			return Collections.emptyList();
+		}
 
+		List<GTreeNode> list = new ArrayList<>();
 		List<Symbol> functionSymbolList = getExportSymbols();
 		for (Symbol symbol : functionSymbolList) {
 			list.add(SymbolNode.createNode(symbol, program));

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/nodes/FunctionCategoryNode.java

@@ -36,7 +36,7 @@ class FunctionCategoryNode extends SymbolCategoryNode {
 	public static final Icon CLOSED_FOLDER_FUNCTIONS_ICON =
 		new GIcon("icon.plugin.symboltree.node.category.function.closed");
 
-	FunctionCategoryNode(Program program) {
+	public FunctionCategoryNode(Program program) {
 		super(SymbolCategory.FUNCTION_CATEGORY, program);
 	}
 

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/nodes/NamespaceCategoryNode.java

@@ -32,7 +32,7 @@ public class NamespaceCategoryNode extends SymbolCategoryNode {
 	public static final Icon CLOSED_FOLDER_NAMESPACES_ICON =
 		new GIcon("icon.plugin.symboltree.node.category.namespace.closed");
 
-	NamespaceCategoryNode(Program program) {
+	public NamespaceCategoryNode(Program program) {
 		super(SymbolCategory.NAMESPACE_CATEGORY, program);
 	}
 

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/nodes/SymbolCategoryNode.java

@@ -37,23 +37,42 @@ public abstract class SymbolCategoryNode extends SymbolTreeNode {
 	protected GlobalNamespace globalNamespace;
 	protected Program program;
 
-	// dummy constructor for no program
+	protected boolean isEnabled = true;
-	protected SymbolCategoryNode() {
+
-		symbolCategory = null;
+	public SymbolCategoryNode(SymbolCategory symbolCategory, Program p) {
-		symbolTable = null;
+		this.symbolCategory = symbolCategory;
-		globalNamespace = null;
+		this.program = p;
-		program = null;
+		this.symbolTable = p == null ? null : p.getSymbolTable();
+		this.globalNamespace = p == null ? null : (GlobalNamespace) p.getGlobalNamespace();
 	}
 
-	public SymbolCategoryNode(SymbolCategory symbolCategory, Program program) {
+	public void setEnabled(boolean enabled) {
-		this.symbolCategory = symbolCategory;
+		if (isEnabled == enabled) {
-		this.program = program;
+			return;
-		this.symbolTable = program.getSymbolTable();
+		}
-		this.globalNamespace = (GlobalNamespace) program.getGlobalNamespace();
+
+		isEnabled = enabled;
+		unloadChildren();
+
+		GTree gTree = getTree();
+		if (gTree != null) {
+			SymbolCategoryNode modelNode = (SymbolCategoryNode) gTree.getModelNode(this);
+			if (this != modelNode) {
+				modelNode.setEnabled(enabled);
+			}
+		}
+	}
+
+	public boolean isEnabled() {
+		return isEnabled;
 	}
 
 	@Override
 	public List<GTreeNode> generateChildren(TaskMonitor monitor) throws CancelledException {
+		if (!isEnabled) {
+			return Collections.emptyList();
+		}
+
 		SymbolType symbolType = symbolCategory.getSymbolType();
 		List<GTreeNode> list = getSymbols(symbolType, monitor);
 		monitor.checkCancelled();

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/nodes/SymbolTreeNode.java

@@ -97,6 +97,7 @@ public abstract class SymbolTreeNode extends GTreeSlowLoadingNode {
 
 	/**
 	 * Returns true if this nodes handles paste operations
+	 * @param pastedNodes the nodes to be pasted
 	 * @return true if this nodes handles paste operations
 	 */
 	public abstract boolean canPaste(List<GTreeNode> pastedNodes);
@@ -172,8 +173,7 @@ public abstract class SymbolTreeNode extends GTreeSlowLoadingNode {
 	 * @param monitor the task monitor
 	 * @return the node that contains the given symbol.
 	 */
-	public GTreeNode findSymbolTreeNode(SymbolNode key, boolean loadChildren,
+	public GTreeNode findSymbolTreeNode(SymbolNode key, boolean loadChildren, TaskMonitor monitor) {
-			TaskMonitor monitor) {
 
 		// if we don't have to loadChildren and we are not loaded get out.
 		if (!loadChildren && !isLoaded()) {

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/nodes/SymbolTreeRootNode.java

@@ -17,7 +17,6 @@ package ghidra.app.plugin.core.symboltree.nodes;
 
 import static ghidra.program.model.symbol.SymbolType.*;
 
-import java.awt.datatransfer.DataFlavor;
 import java.util.*;
 
 import javax.swing.Icon;
@@ -30,21 +29,31 @@ import ghidra.program.model.symbol.Symbol;
 import ghidra.program.model.symbol.SymbolType;
 import ghidra.util.task.TaskMonitor;
 
-public class SymbolTreeRootNode extends SymbolCategoryNode {
+public class SymbolTreeRootNode extends GTreeNode {
 	private static Icon GLOBAL_ICON = new GIcon("icon.plugin.symboltree.node.root");
 	private final String name;
 
-	public SymbolTreeRootNode() {
+	protected SymbolCategory symbolCategory;
-		name = "No Symbol Tree";
+	protected Program program;
-	}
 
 	public SymbolTreeRootNode(Program program) {
-		super(SymbolCategory.ROOT_CATEGORY, program);
+		this.symbolCategory = SymbolCategory.ROOT_CATEGORY;
-		name = "Global";
+		this.program = program;
+
+		if (program == null) {
+			name = "No Symbol Tree";
+		}
+		else {
+			name = "Global";
+		}
+	}
+
+	public Program getProgram() {
+		return program;
 	}
 
 	@Override
-	public List<GTreeNode> generateChildren(TaskMonitor monitor) {
+	public List<GTreeNode> generateChildren() {
 		if (program == null) {
 			return Collections.emptyList();
 		}
@@ -61,7 +70,6 @@ public class SymbolTreeRootNode extends SymbolCategoryNode {
 		return list;
 	}
 
-	@Override
 	public GTreeNode findSymbolTreeNode(SymbolNode key, boolean loadChildren, TaskMonitor monitor) {
 
 		//
@@ -93,7 +101,7 @@ public class SymbolTreeRootNode extends SymbolCategoryNode {
 		}
 		//else { GLOBAL, GLOBAL_VAR } // not sure where these end up
 
-		return super.findSymbolTreeNode(key, loadChildren, monitor);
+		return null;
 	}
 
 	private GTreeNode findCodeSymbol(SymbolNode key, boolean loadChildren, TaskMonitor monitor) {
@@ -230,7 +238,6 @@ public class SymbolTreeRootNode extends SymbolCategoryNode {
 		return null; // must be filtered out
 	}
 
-	@Override
 	public SymbolNode symbolAdded(Symbol symbol) {
 		SymbolNode returnNode = null;
 		List<GTreeNode> allChildren = getChildren();
@@ -244,7 +251,6 @@ public class SymbolTreeRootNode extends SymbolCategoryNode {
 		return returnNode;
 	}
 
-	@Override
 	public void symbolRemoved(Symbol symbol, String oldName, TaskMonitor monitor) {
 
 		// we have to loop--the symbol may exist in more than one category
@@ -280,32 +286,14 @@ public class SymbolTreeRootNode extends SymbolCategoryNode {
 	}
 
 	@Override
-	public boolean canCut() {
+	public boolean equals(Object o) {
-		return false;
+		if (this == o) {
-	}
+			return true;
-
+		}
-	@Override
+		if (!(o instanceof SymbolTreeRootNode)) {
-	public boolean canPaste(List<GTreeNode> pastedNodes) {
+			return false;
-		return false;
+		}
-	}
+		SymbolTreeRootNode node = (SymbolTreeRootNode) o;
-
+		return getName().equals(node.getName());
-	@Override
-	public DataFlavor getNodeDataFlavor() {
-		return null;
-	}
-
-	@Override
-	public boolean isCut() {
-		return false;
-	}
-
-	@Override
-	public boolean isModifiable() {
-		return false;
-	}
-
-	@Override
-	public void setNodeCut(boolean isCut) {
-		throw new UnsupportedOperationException("Cannot cut the symbol tree root node");
 	}
 }

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symtable/SymbolRowObject.java

@@ -22,7 +22,7 @@ import ghidra.program.model.symbol.Symbol;
 
 /**
  * <code>SymbolRowObject</code> provides a lightweight {@link Symbol}
- * table row object which may be used to reacquire an associated symbol.
+ * table row object which may be used to acquire an associated symbol.
  */
 public class SymbolRowObject implements Comparable<SymbolRowObject> {
 
@@ -50,7 +50,7 @@ public class SymbolRowObject implements Comparable<SymbolRowObject> {
 	}
 
 	/**
-	 * Get symbol id used to reacquire symbol from program
+	 * Get symbol id used to acquire symbol from program
 	 * @return symbol id
 	 */
 	public long getID() {

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symtable/SymbolTableModel.java

@@ -278,27 +278,26 @@ class SymbolTableModel extends AddressBasedTableModel<SymbolRowObject> {
 
 		tool.setStatusInfo("");
 		List<Symbol> deleteList = new LinkedList<>();
-		CompoundCmd cmd = new CompoundCmd("Delete symbol(s)");
+		CompoundCmd<Program> cmd = new CompoundCmd<>("Delete symbol(s)");
 		for (Symbol symbol : rowObjects) {
 			if (symbol.isDynamic()) {
-				continue;//can't delete dynamic symbols...
+				continue; // can't delete dynamic symbols...
 			}
 
 			deleteList.add(symbol);
 			String label = symbol.getName();
+			Address address = symbol.getAddress();
 			if (symbol.getSymbolType() == SymbolType.FUNCTION) {
 				Function function = (Function) symbol.getObject();
 				boolean ignoreMissingFunction = function.isThunk();
-				cmd.add(new DeleteFunctionCmd(symbol.getAddress(), ignoreMissingFunction));
+				cmd.add(new DeleteFunctionCmd(address, ignoreMissingFunction));
 				if (symbol.getSource() != SourceType.DEFAULT) {
 					// remove label which gets created when non-default function is removed
-					cmd.add(new DeleteLabelCmd(symbol.getAddress(), label,
+					cmd.add(new DeleteLabelCmd(address, label, symbol.getParentNamespace()));
-						symbol.getParentNamespace()));
 				}
 			}
 			else {
-				cmd.add(
+				cmd.add(new DeleteLabelCmd(address, label, symbol.getParentNamespace()));
-					new DeleteLabelCmd(symbol.getAddress(), label, symbol.getParentNamespace()));
 			}
 		}
 		if (cmd.size() == 0) {

Ghidra/Features/Base/src/test.slow/java/docking/widgets/tree/GTreeFilterTest.java

@@ -62,8 +62,7 @@ public class GTreeFilterTest extends AbstractDockingTest {
 		assertEquals(5, viewRoot().getChildCount());
 
 		setFilterText("ABC");
-		assertEquals("Expected 4 of nodes to be in filtered tree!", 4,
+		assertEquals("Expected 4 of nodes to be in filtered tree!", 4, viewRoot().getChildCount());
-			viewRoot().getChildCount());
 
 		checkContainsNode("ABC");
 		checkContainsNode("XABC");
@@ -441,13 +440,13 @@ public class GTreeFilterTest extends AbstractDockingTest {
 		assertEquals(1, viewRoot().getChildCount());
 
 		Object originalValue = getInstanceField("uniquePreferenceKey", gTree);
-		setInstanceField("preferenceKey", gTree.getFilterProvider(), "XYZ");
+		setInstanceField("uniquePreferenceKey", gTree, "XYZ");
 		setFilterOptions(TextFilterStrategy.STARTS_WITH, false);
 		checkContainsNode("ABC");
 		checkContainsNode("ABCX");
 		assertEquals(2, viewRoot().getChildCount());
 
-		setInstanceField("preferenceKey", gTree.getFilterProvider(), originalValue);
+		setInstanceField("uniquePreferenceKey", gTree, originalValue);
 		setInstanceField("optionsSet", gTree.getFilterProvider(), false);
 		restorePreferences();
 		checkContainsNode("ABC");
@@ -588,11 +587,11 @@ public class GTreeFilterTest extends AbstractDockingTest {
 
 	private void setFilterOnPath(boolean usePath) {
 		runSwing(() -> {
-			FilterOptions filterOptions = new FilterOptions(TextFilterStrategy.CONTAINS,
+			FilterOptions filterOptions =
-				true, false, false, usePath, false, FilterOptions.DEFAULT_DELIMITER,
+				new FilterOptions(TextFilterStrategy.CONTAINS, true, false, false, usePath, false,
-				MultitermEvaluationMode.AND);
+					FilterOptions.DEFAULT_DELIMITER, MultitermEvaluationMode.AND);
-			((DefaultGTreeFilterProvider) gTree.getFilterProvider()).setFilterOptions(
+			((DefaultGTreeFilterProvider) gTree.getFilterProvider())
-				filterOptions);
+					.setFilterOptions(filterOptions);
 		});
 		waitForTree();
 	}
@@ -600,9 +599,8 @@ public class GTreeFilterTest extends AbstractDockingTest {
 	private void restorePreferences() {
 		runSwing(() -> {
 			GTreeFilterProvider filterProvider = gTree.getFilterProvider();
-			String key = (String) getInstanceField("uniquePreferenceKey", gTree);
+			Class<?>[] classes = new Class[] { DockingWindowManager.class };
-			Class<?>[] classes = new Class[] { DockingWindowManager.class, String.class };
+			Object[] objs = new Object[] { winMgr };
-			Object[] objs = new Object[] { winMgr, key };
 			invokeInstanceMethod("loadFilterPreference", filterProvider, classes, objs);
 		});
 		waitForTree();
@@ -639,8 +637,8 @@ public class GTreeFilterTest extends AbstractDockingTest {
 
 		runSwing(() -> {
 			FilterOptions filterOptions = new FilterOptions(filterStrategy, false, false, inverted);
-			((DefaultGTreeFilterProvider) gTree.getFilterProvider()).setFilterOptions(
+			((DefaultGTreeFilterProvider) gTree.getFilterProvider())
-				filterOptions);
+					.setFilterOptions(filterOptions);
 		});
 		waitForTree();
 	}
@@ -650,8 +648,8 @@ public class GTreeFilterTest extends AbstractDockingTest {
 		runSwing(() -> {
 			FilterOptions filterOptions = new FilterOptions(filterStrategy, false, false, inverted,
 				false, multiTerm, splitCharacter, evalMode);
-			((DefaultGTreeFilterProvider) gTree.getFilterProvider()).setFilterOptions(
+			((DefaultGTreeFilterProvider) gTree.getFilterProvider())
-				filterOptions);
+					.setFilterOptions(filterOptions);
 		});
 		waitForTree();
 	}

Ghidra/Features/Base/src/test.slow/java/ghidra/app/plugin/core/symboltree/SymbolTreePlugin4Test.java

@@ -17,10 +17,17 @@ package ghidra.app.plugin.core.symboltree;
 
 import static org.junit.Assert.*;
 
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.swing.tree.TreePath;
+
 import org.junit.*;
 
 import docking.action.DockingActionIf;
-import docking.widgets.tree.GTreeNode;
+import docking.widgets.filter.*;
+import docking.widgets.tree.*;
+import docking.widgets.tree.support.DepthFirstIterator;
 import ghidra.app.plugin.core.codebrowser.CodeBrowserPlugin;
 import ghidra.app.plugin.core.symboltree.nodes.SymbolNode;
 import ghidra.program.model.address.Address;
@@ -259,10 +266,259 @@ public class SymbolTreePlugin4Test extends AbstractGhidraHeadedIntegrationTest {
 			addr("0x1002cf9"), location.getAddress());
 	}
 
+	@Test
+	public void testClone() throws Exception {
+
+		GTreeNode fNode = rootNode.getChild(2);
+		util.expandNode(fNode);
+
+		GTreeNode gNode = fNode.getChild(1);
+		util.expandNode(gNode);
+		util.selectNode(gNode);
+
+		DockingActionIf clone = getAction(plugin, "Symbol Tree Clone");
+		performAction(clone);
+
+		DisconnectedSymbolTreeProvider disconnectedProvider =
+			waitForComponentProvider(DisconnectedSymbolTreeProvider.class);
+
+		GTree gTree = disconnectedProvider.getTree();
+		TreePath selectedPath = gTree.getSelectionPath();
+		GTreeNode selectedNode = (GTreeNode) selectedPath.getLastPathComponent();
+		assertEquals(gNode, selectedNode);
+	}
+
+	@Test
+	public void testClone_WithFilter() throws Exception {
+
+		GTreeNode fNode = rootNode.getChild(2);
+		util.expandNode(fNode);
+
+		GTreeNode gNode = fNode.getChild(1);
+		util.expandNode(gNode);
+		util.selectNode(gNode);
+
+		SymbolGTree gTree = util.getTree();
+		filter(gTree, "param_1");
+
+		assertEquals(6, countNodes(gTree));
+		assertNodes(gTree, "ghidra", "doStuff");
+
+		DockingActionIf clone = getAction(plugin, "Symbol Tree Clone");
+		performAction(clone);
+
+		DisconnectedSymbolTreeProvider disconnectedProvider =
+			waitForComponentProvider(DisconnectedSymbolTreeProvider.class);
+
+		GTree disconnectedGTree = disconnectedProvider.getTree();
+		waitForTree(disconnectedGTree);
+
+		TreePath selectedPath = disconnectedGTree.getSelectionPath();
+		GTreeNode selectedNode = (GTreeNode) selectedPath.getLastPathComponent();
+		assertEquals(gNode, selectedNode);
+
+		assertFilterText(disconnectedGTree, "param_1");
+		assertEquals(6, countNodes(disconnectedGTree));
+		assertNodes(disconnectedGTree, "ghidra", "doStuff");
+	}
+
+	@Test
+	public void testClone_WithFilter_ChangedSettings() throws Exception {
+
+		SymbolGTree gTree = util.getTree();
+		setFilterOptions(gTree, TextFilterStrategy.MATCHES_EXACTLY, false);
+		filter(gTree, "param_1");
+
+		GTreeNode fNode = rootNode.getChild(2);
+		util.expandNode(fNode);
+
+		GTreeNode gNode = fNode.getChild(1);
+		util.expandNode(gNode);
+		util.selectNode(gNode);
+
+		assertEquals(6, countNodes(gTree));
+		assertNodes(gTree, "ghidra", "doStuff");
+
+		DockingActionIf clone = getAction(plugin, "Symbol Tree Clone");
+		performAction(clone);
+
+		DisconnectedSymbolTreeProvider disconnectedProvider =
+			waitForComponentProvider(DisconnectedSymbolTreeProvider.class);
+
+		GTree disconnectedGTree = disconnectedProvider.getTree();
+		waitForTree(disconnectedGTree);
+
+		TreePath selectedPath = disconnectedGTree.getSelectionPath();
+		GTreeNode selectedNode = (GTreeNode) selectedPath.getLastPathComponent();
+		assertEquals(gNode, selectedNode);
+
+		assertFilterText(disconnectedGTree, "param_1");
+		assertFilterSetting(disconnectedGTree, TextFilterStrategy.MATCHES_EXACTLY);
+		assertEquals(6, countNodes(disconnectedGTree));
+		assertNodes(disconnectedGTree, "ghidra", "doStuff");
+	}
+
+	@Test
+	public void testClone_IgnoresProgramActivation() throws Exception {
+
+		GTreeNode fNode = rootNode.getChild(2);
+		util.expandNode(fNode);
+
+		GTreeNode gNode = fNode.getChild(1);
+		util.expandNode(gNode);
+		util.selectNode(gNode);
+
+		DockingActionIf clone = getAction(plugin, "Symbol Tree Clone");
+		performAction(clone);
+
+		DisconnectedSymbolTreeProvider disconnectedProvider =
+			waitForComponentProvider(DisconnectedSymbolTreeProvider.class);
+
+		GTree gTree = disconnectedProvider.getTree();
+		TreePath selectedPath = gTree.getSelectionPath();
+		GTreeNode selectedNode = (GTreeNode) selectedPath.getLastPathComponent();
+		assertEquals(gNode, selectedNode);
+
+		SymbolTreeProvider primaryProvider = util.getProvider();
+		assertEquals(program, primaryProvider.getProgram());
+		assertEquals(program, disconnectedProvider.getProgram());
+
+		Program program2 = util.openProgram2();
+
+		assertEquals(program2, primaryProvider.getProgram());
+		assertEquals(program, disconnectedProvider.getProgram());
+	}
+
+	@Test
+	public void testClone_ClosingProgramClosesClonedProvider() throws Exception {
+
+		DockingActionIf clone = getAction(plugin, "Symbol Tree Clone");
+		performAction(clone);
+
+		DisconnectedSymbolTreeProvider disconnectedProvider =
+			waitForComponentProvider(DisconnectedSymbolTreeProvider.class);
+
+		SymbolTreeProvider primaryProvider = util.getProvider();
+		assertEquals(program, primaryProvider.getProgram());
+		assertEquals(program, disconnectedProvider.getProgram());
+
+		Program program2 = util.openProgram2();
+
+		assertEquals(program2, primaryProvider.getProgram());
+		assertEquals(program, disconnectedProvider.getProgram());
+
+		util.closeProgram();
+
+		assertTrue(primaryProvider.isVisible());
+		assertFalse(disconnectedProvider.isVisible());
+
+		assertEquals(program2, primaryProvider.getProgram());
+		assertNull(disconnectedProvider.getProgram());
+	}
+
 //==================================================================================================
 // Private Methods
 //==================================================================================================
 
+	private void setFilterOptions(GTree gTree, TextFilterStrategy filterStrategy,
+			boolean inverted) {
+
+		runSwing(() -> {
+			FilterOptions filterOptions = new FilterOptions(filterStrategy, false, false, inverted);
+			((DefaultGTreeFilterProvider) gTree.getFilterProvider())
+					.setFilterOptions(filterOptions);
+		});
+		waitForTree(gTree);
+	}
+
+	private void assertFilterSetting(GTree gTree, TextFilterStrategy expectedStrategy) {
+
+		FilterOptions filterOptions = runSwing(() -> {
+			DefaultGTreeFilterProvider provider =
+				((DefaultGTreeFilterProvider) gTree.getFilterProvider());
+			return provider.getFilterOptions();
+		});
+
+		assertEquals(expectedStrategy, filterOptions.getTextFilterStrategy());
+	}
+
+	private int countNodes(GTree gTree) {
+		int n = 0;
+		DepthFirstIterator it = new DepthFirstIterator(gTree.getViewRoot());
+		while (it.hasNext()) {
+			n++;
+			it.next();
+		}
+		return n;
+	}
+
+	private void filter(GTree gTree, String text) {
+
+		FilterTextField filterField = (FilterTextField) gTree.getFilterField();
+		runSwing(() -> {
+			filterField.setText(text);
+		});
+		waitForTree(gTree);
+	}
+
+	private void assertFilterText(GTree gTree, String expectedText) {
+		FilterTextField filterField = (FilterTextField) gTree.getFilterField();
+		String filterText = runSwing(() -> filterField.getText());
+		assertEquals(expectedText, filterText);
+	}
+
+	private void assertNodes(GTree gTree, String... nodeNames) {
+
+		List<GTreeNode> nodes = new ArrayList<>();
+		for (String name : nodeNames) {
+			GTreeNode node = node(name);
+			assertNotNull(node);
+			nodes.add(node);
+		}
+
+		int count = 0;
+		int rows = gTree.getRowCount();
+		for (int i = 0; i < rows; i++) {
+			TreePath path = gTree.getPathForRow(i);
+			GTreeNode node = (GTreeNode) path.getLastPathComponent();
+			if (node.isLeaf()) {
+				if (node.isLeaf()) {
+					count++;
+				}
+			}
+		}
+
+		assertEquals(nodes.size(), count);
+		for (GTreeNode node : nodes) {
+			TreePath path = node.getTreePath();
+			assertTrue("Could not find row for path: " + path, gTree.getRowForPath(path) != -1);
+		}
+	}
+
+	private GTreeNode node(String name) {
+		return findNodeInTree(rootNode, name);
+	}
+
+	private GTreeNode findNodeInTree(GTreeNode node, String name) {
+		if (node.getName().equals(name)) {
+			return node;
+		}
+
+		List<GTreeNode> children = node.getChildren();
+		for (GTreeNode child : children) {
+			if (child.getName().startsWith(name)) {
+				return child;
+			}
+
+			GTreeNode grandChild = findNodeInTree(child, name);
+			if (grandChild != null) {
+				return grandChild;
+			}
+		}
+
+		return null;
+	}
+
 	private Address addr(String address) {
 		return program.getAddressFactory().getAddress(address);
 	}

Ghidra/Features/Base/src/test.slow/java/ghidra/app/plugin/core/symboltree/SymbolTreeTestUtils.java

@@ -17,6 +17,7 @@ package ghidra.app.plugin.core.symboltree;
 
 import static generic.test.AbstractGTest.*;
 import static generic.test.AbstractGenericTest.*;
+import static generic.test.AbstractGuiTest.*;
 import static ghidra.test.AbstractGhidraHeadedIntegrationTest.*;
 import static org.junit.Assert.*;
 
@@ -102,7 +103,7 @@ class SymbolTreeTestUtils {
 
 	public static Program buildProgram() throws Exception {
 
-		ToyProgramBuilder builder = new ToyProgramBuilder("notepad", true);
+		ToyProgramBuilder builder = new ToyProgramBuilder("sample1", true);
 		Program program = builder.getProgram();
 
 		builder.createMemory("test", "0x1001000", 0x5500);
@@ -169,6 +170,49 @@ class SymbolTreeTestUtils {
 		return program;
 	}
 
+	public static Program buildProgram2() throws Exception {
+
+		// Note: the contents of this program are arbitrary and loosely based off of the program
+		// in buildProgram().
+
+		ToyProgramBuilder builder = new ToyProgramBuilder("sample2", true);
+		Program program = builder.getProgram();
+
+		builder.createMemory("test", "0x1001000", 0x5500);
+
+		// create an 'Exports' node
+		builder.createEntryPoint("0x1006420", "entry");
+		builder.createLabel("0x1006420", "entry");
+
+		// imports symbol tree node
+		builder.createExternalLibraries("ADVAPI32.dll", "comdlg32.dll", "GDI32.dll", "KERNEL32.dll",
+			"MSVCRT.dll", "SHELL32.dll", "USER32.dll", "WINSPOOL.DRV");
+		builder.createExternalReference("0x1001000", "ADVAPI32.dll", "IsTextUnicode", 0);
+		builder.createLabel("0x1001000", "ADVAPI32.dll_IsTextUnicode");
+		builder.createExternalReference("0x1001004", "ADVAPI32.dll", "RegCreateKeyW", 0);
+
+		ExternalManager externalManager = builder.getProgram().getExternalManager();
+		int tx = program.startTransaction("Test Transaction");
+		externalManager.setExternalPath("ADVAPI32.dll", "/path/to/ADVAPI32.DLL", true);
+		program.endTransaction(tx, true);
+
+		// functions
+		builder.createEmptyFunction("doStuff2", null, "0x10048a3", 19, new Undefined1DataType(),
+			new ParameterImpl("param_1", new IntegerDataType(), program),
+			new ParameterImpl("param_2", new IntegerDataType(), program));
+
+		//@formatter:off
+		ParameterImpl p = new ParameterImpl(null /*auto name*/, new IntegerDataType(), program);
+		builder.createEmptyFunction("ghidra2", null, "0x1002cf5", 121, new Undefined1DataType(),
+			p, p, p, p, p, p, p, p, p);
+		//@formatter:on
+
+		builder.createLabel("0x1002d2b", "AnotherLoca2l", "ghidra");
+		builder.createLabel("0x1002d1f", "MyLocal2", "ghidra");
+
+		return program;
+	}
+
 	SymbolTreeRootNode getRootNode() {
 		return (SymbolTreeRootNode) rootGTreeNode;
 	}
@@ -359,8 +403,8 @@ class SymbolTreeTestUtils {
 	}
 
 	void closeProgram() throws Exception {
-		final ProgramManager pm = plugin.getTool().getService(ProgramManager.class);
+		ProgramManager pm = plugin.getTool().getService(ProgramManager.class);
-		runSwing(() -> pm.closeProgram());
+		runSwing(() -> pm.closeProgram(program, true));
 	}
 
 	Program getProgram() {
@@ -372,6 +416,13 @@ class SymbolTreeTestUtils {
 		pm.openProgram(program.getDomainFile());
 	}
 
+	Program openProgram2() throws Exception {
+		Program p2 = buildProgram2();
+		ProgramManager pm = plugin.getTool().getService(ProgramManager.class);
+		pm.openProgram(p2.getDomainFile());
+		return p2;
+	}
+
 	void clearClipboard() {
 		Clipboard clipboard = (Clipboard) getInstanceField("localClipboard", provider);
 		ClipboardOwner owner = (ClipboardOwner) getInstanceField("clipboardOwner", provider);

Ghidra/Features/FunctionGraph/src/main/java/ghidra/app/plugin/core/functiongraph/FGActionManager.java

@@ -662,7 +662,7 @@ class FGActionManager {
 		Icon image = new GIcon("icon.plugin.functiongraph.action.viewer.clone");
 		cloneAction.setToolBarData(new ToolBarData(image, toolbarEndGroup));
 		cloneAction.setDescription(
-			"Create a snapshot (disconnected) copy of this Function Graph window ");
+			"Create a snapshot (disconnected) copy of this Function Graph window");
 		cloneAction.setHelpLocation(new HelpLocation("Snapshots", "Snapshots_Start"));
 		cloneAction.setHelpLocation(
 			new HelpLocation("FunctionGraphPlugin", "Function_Graph_Action_Snapshot"));

Ghidra/Framework/Docking/src/main/java/docking/widgets/filter/FilterTextField.java

@@ -68,6 +68,8 @@ public class FilterTextField extends JPanel {
 	private WeakSet<FilterListener> listeners = WeakDataStructureFactory.createCopyOnWriteWeakSet();
 	private WeakSet<Callback> enterListeners = WeakDataStructureFactory.createCopyOnWriteWeakSet();
 
+	private String accessibleNamePrefix;
+
 	/**
 	 * Constructs this text field with the given component.  <code>component</code> may be null, but
 	 * then this field will be unable to flash in response to focus events (see the header
@@ -302,6 +304,27 @@ public class FilterTextField extends JPanel {
 		}
 	}
 
+	/**
+	 * Sets the accessible name prefix for for the focusable components in the filter panel.
+	 * @param prefix the base name for these components. A suffix will be added to further
+	 * describe the sub component.
+	 */
+	public void setAccessibleNamePrefix(String prefix) {
+		this.accessibleNamePrefix = prefix;
+		String name = prefix + " filter text field";
+		textField.setName(name);
+		textField.getAccessibleContext().setAccessibleName(name);
+	}
+
+	/**
+	 * Returns the accessible name prefix set by a previous call to 
+	 * {@link #setAccessibleNamePrefix(String)}.  This will be null if not set.
+	 * @return the prefix
+	 */
+	public String getAccessibleNamePrefix() {
+		return accessibleNamePrefix;
+	}
+
 //==================================================================================================
 // Package Methods (these make testing easier)
 //==================================================================================================
@@ -374,6 +397,7 @@ public class FilterTextField extends JPanel {
 		});
 
 	}
+
 //==================================================================================================
 // Inner Classes
 //==================================================================================================
@@ -463,17 +487,4 @@ public class FilterTextField extends JPanel {
 			flashCount = 0;
 		}
 	}
-
-	/**
-	 * Sets the accessible name prefix for for the focusable components in the filter panel.
-	 * @param prefix the base name for these components. A suffix will be added to further
-	 * describe the sub component.
-	 */
-	public void setAccessibleNamePrefix(String prefix) {
-		String name = prefix + " filter text field";
-		textField.setName(name);
-		textField.getAccessibleContext().setAccessibleName(name);
-
-	}
-
 }

Ghidra/Framework/Docking/src/main/java/docking/widgets/tree/DefaultGTreeFilterProvider.java

@@ -46,7 +46,6 @@ public class DefaultGTreeFilterProvider implements GTreeFilterProvider {
 	private JPanel filterPanel;
 	private FilterTransformer<GTreeNode> dataTransformer = new DefaultGTreeDataTransformer();
 
-	private String preferenceKey;
 	private boolean optionsSet;
 
 	public DefaultGTreeFilterProvider(GTree gTree) {
@@ -55,6 +54,28 @@ public class DefaultGTreeFilterProvider implements GTreeFilterProvider {
 		filterPanel = createFilterPanel();
 	}
 
+	@Override
+	public GTreeFilterProvider copy(GTree newTree) {
+		DefaultGTreeFilterProvider newProvider = new DefaultGTreeFilterProvider(newTree);
+
+		FilterOptions existingOptions = filterFactory.getFilterOptions();
+		newProvider.setFilterOptions(existingOptions);
+
+		String existingText = filterField.getText();
+		newProvider.setFilterText(existingText);
+
+		if (!filterField.isEnabled()) {
+			newProvider.setEnabled(false);
+		}
+
+		String accessibleNamePrefix = filterField.getAccessibleNamePrefix();
+		if (accessibleNamePrefix != null) {
+			newProvider.setAccessibleNamePrefix(accessibleNamePrefix);
+		}
+
+		return newProvider;
+	}
+
 	@Override
 	public JComponent getFilterComponent() {
 		return filterPanel;
@@ -90,10 +111,14 @@ public class DefaultGTreeFilterProvider implements GTreeFilterProvider {
 		// tooltips which seem excessive to read to the user every time they get focus. We may need
 		// to revisit this decision.
 		context.setAccessibleDescription("");
-
 	}
 
 	private void updateModelFilter() {
+
+		FilterOptions filterOptions = filterFactory.getFilterOptions();
+		filterStateButton.setIcon(filterOptions.getFilterStateIcon());
+		filterStateButton.setToolTipText(filterOptions.getFilterDescription());
+
 		gTree.filterChanged();
 	}
 
@@ -103,7 +128,7 @@ public class DefaultGTreeFilterProvider implements GTreeFilterProvider {
 
 		DockingWindowManager dwm = DockingWindowManager.getInstance(gTree.getJTree());
 		if (dwm != null) {
-			dwm.putPreferenceState(preferenceKey, preferenceState);
+			dwm.putPreferenceState(gTree.getPreferenceKey(), preferenceState);
 		}
 	}
 
@@ -114,10 +139,12 @@ public class DefaultGTreeFilterProvider implements GTreeFilterProvider {
 		updateModelFilter();
 	}
 
+	public FilterOptions getFilterOptions() {
+		return filterFactory.getFilterOptions();
+	}
+
 	@Override
-	public void loadFilterPreference(DockingWindowManager windowManager,
+	public void loadFilterPreference(DockingWindowManager windowManager) {
-			String uniquePreferenceKey) {
-		preferenceKey = uniquePreferenceKey;
 		if (optionsSet) {  // if the options were specifically set, don't restore saved values
 			return;
 		}
@@ -126,12 +153,12 @@ public class DefaultGTreeFilterProvider implements GTreeFilterProvider {
 			return;
 		}
 
-		PreferenceState preferenceState = windowManager.getPreferenceState(preferenceKey);
+		PreferenceState state = windowManager.getPreferenceState(gTree.getPreferenceKey());
-		if (preferenceState == null) {
+		if (state == null) {
 			return;
 		}
 
-		Element xmlElement = preferenceState.getXmlElement(FILTER_STATE);
+		Element xmlElement = state.getXmlElement(FILTER_STATE);
 		if (xmlElement != null) {
 			FilterOptions filterOptions = FilterOptions.restoreFromXML(xmlElement);
 			filterFactory = new GTreeFilterFactory(filterOptions);
@@ -157,10 +184,6 @@ public class DefaultGTreeFilterProvider implements GTreeFilterProvider {
 			FilterOptions newFilterOptions = dialog.getResultFilterOptions();
 			if (newFilterOptions != null) {
 				filterFactory = new GTreeFilterFactory(newFilterOptions);
-
-				filterStateButton.setIcon(newFilterOptions.getFilterStateIcon());
-				filterStateButton.setToolTipText(newFilterOptions.getFilterDescription());
-
 				saveFilterState();
 				updateModelFilter();
 			}

Ghidra/Framework/Docking/src/main/java/docking/widgets/tree/GTree.java

@@ -139,8 +139,7 @@ public class GTree extends JPanel implements BusyListener {
 		init();
 
 		DockingWindowManager.registerComponentLoadedListener(this,
-			(windowManager, provider) -> filterProvider.loadFilterPreference(windowManager,
+			(windowManager, provider) -> filterProvider.loadFilterPreference(windowManager));
-				uniquePreferenceKey));
 
 		filterUpdateManager = new SwingUpdateManager(1000, 30000, () -> updateModelFilter());
 		Gui.addThemeListener(themeListener);
@@ -385,6 +384,17 @@ public class GTree extends JPanel implements BusyListener {
 		runTask(new GTreeRestoreTreeStateTask(this, state));
 	}
 
+	/**
+	 * Sets the filter restore state.  This method is a way to override the tree's filtering 
+	 * behavior, which is usually set by a call to {@link #saveFilterRestoreState()}.  Most clients
+	 * will never need to call this method.
+	 * 
+	 * @param state the state to set
+	 */
+	protected void setFilterRestoreState(GTreeState state) {
+		this.filterRestoreTreeState = state;
+	}
+
 	/**
 	 * Signal to the tree that it should record its expanded and selected state when a new filter is
 	 * applied
@@ -404,6 +414,14 @@ public class GTree extends JPanel implements BusyListener {
 		filterRestoreTreeState = null;
 	}
 
+	/**
+	 * Returns the key that this tree uses to store preferences.
+	 * @return the key that this tree uses to store preferences.
+	 */
+	public String getPreferenceKey() {
+		return uniquePreferenceKey;
+	}
+
 	/**
 	 * A method that subclasses can use to be notified when tree state has been restored. This
 	 * method is called after a major structural tree change has happened <b>and</b> the paths that
@@ -689,7 +707,8 @@ public class GTree extends JPanel implements BusyListener {
 			return node; // this node is a valid child of the given root
 		}
 
-		GTreeNode parentNode = getNodeForPath(root, path.getParentPath());
+		TreePath parentPath = path.getParentPath();
+		GTreeNode parentNode = getNodeForPath(root, parentPath);
 		if (parentNode == null) {
 			return null; // must be a path we don't have
 		}

Ghidra/Framework/Docking/src/main/java/docking/widgets/tree/GTreeFilterProvider.java

@@ -26,7 +26,7 @@ import ghidra.util.FilterTransformer;
  */
 public interface GTreeFilterProvider {
 	/**
-	 * Returns the component to place at the bottom of a GTree to provider filtering capabilites.
+	 * Returns the component to place at the bottom of a GTree to provider filtering capabilities.
 	 * @return the filter component
 	 */
 	public JComponent getFilterComponent();
@@ -65,10 +65,8 @@ public interface GTreeFilterProvider {
 	/**
 	 * Loads any filter preferences that have been saved.
 	 * @param windowManager the {@link DockingWindowManager} to load preferences from
-	 * @param uniquePreferenceKey the preference key
 	 */
-	public void loadFilterPreference(DockingWindowManager windowManager,
+	public void loadFilterPreference(DockingWindowManager windowManager);
-			String uniquePreferenceKey);
 
 	/**
 	 * Sets an accessible name on the filter component. This prefix will be used to assign
@@ -82,4 +80,18 @@ public interface GTreeFilterProvider {
 	 * example if the tree contains fruits, then "Fruits" would be an appropriate prefix name.
 	 */
 	public void setAccessibleNamePrefix(String namePrefix);
+
+	/**
+	 * Creates a copy of this filter with all current filter settings.
+	 * <P>
+	 * This is meant to be used for GTrees that support creating a new copy.  
+	 * <P>
+	 * Note: Filter providers that do not support copying will return null from this method.
+	 * 
+	 * @param gTree the new tree for the new filter
+	 * @return the copy
+	 */
+	public default GTreeFilterProvider copy(GTree gTree) {
+		return null;
+	}
 }

Ghidra/Framework/Docking/src/main/java/docking/widgets/tree/GTreeNode.java

@@ -388,7 +388,6 @@ public abstract class GTreeNode extends CoreGTreeNode implements Comparable<GTre
 	public GTreeNode filter(GTreeFilter filter, TaskMonitor monitor)
 			throws CancelledException, CloneNotSupportedException {
 		List<GTreeNode> list = new ArrayList<>();
-
 		if (isLoaded()) {
 			for (GTreeNode child : children()) {
 				monitor.checkCancelled();

Ghidra/Framework/Docking/src/main/java/docking/widgets/tree/support/GTreeRenderer.java

@@ -72,7 +72,7 @@ public class GTreeRenderer extends DefaultTreeCellRenderer implements GComponent
 		setText(text);
 		setToolTipText(node.getToolTip());
 
-		Icon icon = node.getIcon(expanded);
+		Icon icon = getNodeIcon(node, expanded);
 		if (icon == null) {
 			icon = getIcon();
 		}
@@ -90,6 +90,10 @@ public class GTreeRenderer extends DefaultTreeCellRenderer implements GComponent
 		return this;
 	}
 
+	protected Icon getNodeIcon(GTreeNode node, boolean expanded) {
+		return node.getIcon(expanded);
+	}
+
 	/**
 	 * Overrides this method to ensure that the new background selection color is not
 	 * a {@link GColorUIResource}. Some Look and Feels will ignore color values that extend

Ghidra/Framework/Docking/src/main/java/docking/widgets/tree/tasks/GTreeExpandPathsTask.java

@@ -52,17 +52,18 @@ public class GTreeExpandPathsTask extends GTreeTask {
 		if (nodeList.length < 2) {
 			return;  // only the root is in the path
 		}
+
 		List<GTreeNode> allChildren = parent.getChildren();
 		for (int i = 1; i < nodeList.length; i++) {
 			if (monitor.isCancelled()) {
 				return;
 			}
-			GTreeNode node = findNode(allChildren, (GTreeNode) nodeList[i]);
+
-			if (node == null) {
+			GTreeNode nextParent = findNode(allChildren, (GTreeNode) nodeList[i]);
+			if (nextParent == null) {
 				return;
 			}
-			allChildren = node.getChildren();
+			allChildren = nextParent.getChildren();
-			parent = node;
 		}
 	}