GP-6692 - Added an option to limit the number of symbols displayed at an address

Ghidra/Features/Base/src/main/help/help/topics/CodeBrowserPlugin/CodeBrowser.htm

@@ -112,14 +112,18 @@
       certain Navigation behaviors.</P>
 
 		
+	  
+	  <H3>Xrefs</H3>
+	  <BLOCKQUOTE>
+		
 	  <A name="Show_Xrefs"></A>
       <P>In the XRef field, sometimes there are too many addresses to display so the field will
       display "[more]" to indicate that one or more cross-reference addresses are not shown.</P>
 
       <BLOCKQUOTE>
         <P><IMG border="0" src="help/shared/tip.png" alt=""> Double-clicking on the "<FONT color=
-        "green"><TT>XREF[n]:</TT></FONT> or <FONT><TT>[more]</TT></FONT>" text will cause a 
+        "green"><TT>XREF[n]:</TT></FONT> or 			<FONT color="green"><TT>[more]</TT></FONT>"
-        dialog containing all the Xrefs to appear.</P>
+		 text will cause a dialog containing all the Xrefs to appear.</P>
         <P>
         This differs from the <A href=
         "help/topics/LocationReferencesPlugin/Location_References.html#LocationReferencesPlugin">
@@ -178,6 +182,51 @@
 				</BLOCKQUOTE>
 				
     		</BLOCKQUOTE>
+			
+		</BLOCKQUOTE>
+		
+		<H3>Labels</H3>
+			  <BLOCKQUOTE>
+				
+			  <A name="Show_Labels"></A>
+		      <P>In the Labels field, sometimes there are too many labels to display so the field will
+		      display "[more]" to indicate that one or more labels are not shown.</P>
+
+		      <BLOCKQUOTE>
+		        <P><IMG border="0" src="help/shared/tip.png" alt=""> Double-clicking on the 
+					"<FONT><TT>[more]</TT></FONT>" text will cause a dialog containing all the 
+					labels to appear.</P>
+		      </BLOCKQUOTE>
+
+			  	<H3><A NAME="Refresh_Labels"></A>Refresh
+			      	<IMG border="0" src="Icons.REFRESH_ICON" alt=""></H3>
+
+			  		<BLOCKQUOTE>
+			  		  <P>
+		  			  This action will refresh the table of labels. This table does not respond to 
+					  program changes, such as adding or deleting lables.  Thus, if you would like
+					  the table to update to the current state of the program, then you can press
+					  the refresh button.
+			  		  </P>
+			  		</BLOCKQUOTE>
+
+					
+				<H3><A NAME="Delete_Label"></A>Delete Label
+		  	    	<IMG border="0" src="Icons.DELETE_ICON" alt=""></H3>
+		    
+		    		<BLOCKQUOTE>
+		    			<P>
+		    			This action will delete all selected labels from the database.  This differs 
+						from the <A HREF="help/topics/Search/Query_Results_Dialog.htm#Remove_Items">
+						Remove Items </A> action, which will simply remove items from the table.
+		    			</P>
+		    		</BLOCKQUOTE>
+					
+				</BLOCKQUOTE>
+		
+		
+		
+		
       
     </BLOCKQUOTE>
 

Ghidra/Features/Base/src/main/help/help/topics/CodeBrowserPlugin/CodeBrowserOptions.htm

@@ -848,6 +848,10 @@
         this off, the function name will only appear in the function signature. If it's on, the
         function name will also appear as a label below the function header.</P>
 
+		<P><B>Maximum Number of Labels to Display -</B> Sets the maximum number of labels to 
+		display.  If the max is reached, a '[more]' field will appear.  You can double-click that 
+		field to see all labels at that address.</P>
+		
         <P><B>Display Non-local Namespace -</B> Select this option to prepend the namespace to all
         labels that are not in the current Function's namespace.&nbsp; Currently, this would only
         affect a label that is not global, but is in a namespace other than the function that

Ghidra/Features/Base/src/main/help/help/topics/LabelMgrPlugin/Labels.htm

@@ -254,20 +254,12 @@
       the address using the <I>Set Label</I> dialog.</P>
     </BLOCKQUOTE>
 
-    <TABLE x-use-null-cells="" width="100%">
-      <TBODY>
-        <TR>
-          <TD align="center" width="100%"><IMG src="images/SetLabel.png" border="0"></TD>
-        </TR>
-      </TBODY>
-    </TABLE><BR>
-    <BR>
 
     <BLOCKQUOTE>
       <H3>Label</H3>
 
       <BLOCKQUOTE>
-        <P>The list in the combo box will show all symbols associated with the address shown in the
+        <P>The drop-down list will show all symbols associated with the address shown in the
         dialog title. Choosing a label from the list will cause that symbol to be associated with
         the operand reference being modified. Typing in a new name will cause a new symbol to be
         created at the target address before associating it with the operand reference.</P>

Ghidra/Features/Base/src/main/help/help/topics/SymbolTablePlugin/symbol_table_transient.htm

@@ -45,6 +45,15 @@
 		    </P>
 		    </BLOCKQUOTE>
 		
+		<H3><A NAME="Set_Primary">Set Primary</A></H3>
+
+		    <BLOCKQUOTE>
+		    <P>
+		    Sets the selected symbol to be the primary symbol at the symbol's address.  The primary
+			symbol is the symbol displayed by default for the 'from' side of an xref.
+		    </P>
+		    </BLOCKQUOTE>
+
 		</BLOCKQUOTE>
 
 
@@ -60,6 +69,9 @@
         </LI>
         <LI>
           <A href="help/topics/SymbolTreePlugin/SymbolTree.htm">Symbol Tree</A>
+        </LI>		
+		<LI>
+          <A href="help/topics/CodeBrowserPlugin/CodeBrowser.htm#Show_Labels">Show All Labels</A>
         </LI>
       </UL>
     </BLOCKQUOTE>

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/label/LabelMgrPlugin.java

@@ -102,10 +102,6 @@ public class LabelMgrPlugin extends Plugin {
 		return new EditFieldNameDialog("", tool);
 	}
 
-	OperandLabelDialog getOperandLabelDialog() {
-		return new OperandLabelDialog(this);
-	}
-
 	/**
 	 * Removes the label or alias that the cursor is over from the current label field. If an 
 	 * exception is caught during the removal of the label or alias, a message is written to the 
@@ -171,17 +167,18 @@ public class LabelMgrPlugin extends Plugin {
 	}
 
 	void setOperandLabelCallback(ListingActionContext context) {
-		getOperandLabelDialog().setOperandLabel(context);
+
+		SymbolChooserDialog dialog = new SymbolChooserDialog(this, context);
+		dialog.show();
 	}
 
 	Symbol getSymbol(ListingActionContext context) {
 		ProgramLocation location = context.getLocation();
-		if (location instanceof LabelFieldLocation) {
+		if (location instanceof LabelFieldLocation lfl) {
-			LabelFieldLocation lfl = (LabelFieldLocation) location;
 			return lfl.getSymbol();
 		}
-		else if (location instanceof OperandFieldLocation) {
+		else if (location instanceof OperandFieldLocation ofl) {
-			VariableOffset variableOffset = ((OperandFieldLocation) location).getVariableOffset();
+			VariableOffset variableOffset = ofl.getVariableOffset();
 			if (variableOffset != null) {
 				Variable var = variableOffset.getVariable();
 				if (var != null) {

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/label/OperandLabelDialog.java

@@ -1,178 +0,0 @@
-/* ###
- * 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.label;
-
-import javax.swing.*;
-
-import docking.DialogComponentProvider;
-import docking.widgets.combobox.GhidraComboBox;
-import docking.widgets.label.GDLabel;
-import ghidra.app.cmd.label.AddLabelCmd;
-import ghidra.app.cmd.refs.AssociateSymbolCmd;
-import ghidra.app.context.ListingActionContext;
-import ghidra.app.util.HelpTopics;
-import ghidra.framework.cmd.CompoundCmd;
-import ghidra.framework.plugintool.PluginTool;
-import ghidra.program.model.address.Address;
-import ghidra.program.model.listing.Program;
-import ghidra.program.model.symbol.*;
-import ghidra.program.util.OperandFieldLocation;
-import ghidra.program.util.ProgramLocation;
-import ghidra.util.HelpLocation;
-import ghidra.util.layout.PairLayout;
-
-public class OperandLabelDialog extends DialogComponentProvider {
-
-	private JLabel label;
-	private GhidraComboBox<String> myChoice;
-	private LabelMgrPlugin plugin;
-	private ListingActionContext programActionContext;
-
-	public OperandLabelDialog(LabelMgrPlugin plugin) {
-		super("");
-		this.plugin = plugin;
-		setHelpLocation(new HelpLocation(HelpTopics.LABEL, "OperandLabelDialog"));
-
-		addWorkPanel(buildMainPanel());
-		addOKButton();
-		addCancelButton();
-	}
-
-	/**
-	 * Define the Main panel for the dialog here.
-	 * @return JPanel the completed Main Panel
-	 */
-	protected JPanel buildMainPanel() {
-		JPanel mainPanel = new JPanel(new PairLayout(5, 5));
-		mainPanel.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
-
-		label = new GDLabel("Label: ");
-		myChoice = new GhidraComboBox<>();
-		myChoice.setName("MYCHOICE");
-		myChoice.setEditable(true);
-
-		myChoice.getAccessibleContext().setAccessibleName("My Choice");
-		mainPanel.add(label);
-		mainPanel.add(myChoice);
-		mainPanel.getAccessibleContext().setAccessibleName("Operand Label");
-		return mainPanel;
-	}
-
-	/**
-	 * This method gets called when the user clicks on the Ok Button.  The base
-	 * class calls this method.
-	 */
-	@Override
-	protected void okCallback() {
-		Program program = programActionContext.getProgram();
-		ProgramLocation loc = programActionContext.getLocation();
-		OperandFieldLocation location = (OperandFieldLocation) loc;
-		Symbol sym = getSymbol(programActionContext);
-		String currentLabel = myChoice.getText();
-		if (currentLabel.equals(sym.getName(true))) {
-			close();
-			return;
-		}
-
-		ReferenceManager refMgr = program.getReferenceManager();
-		SymbolTable symTable = program.getSymbolTable();
-		int opIndex = location.getOperandIndex();
-		Address addr = location.getAddress();
-		Address symAddr = sym.getAddress();
-		Reference ref = refMgr.getReference(addr, symAddr, opIndex);
-
-		CompoundCmd<Program> cmd = new CompoundCmd<>("Set Label");
-		Namespace scope = null;
-
-		Symbol newSym = findSymbol(symTable, currentLabel, symAddr);
-		if (newSym == null) {
-			cmd.add(new AddLabelCmd(symAddr, currentLabel, SourceType.USER_DEFINED));
-		}
-		else {
-			scope = newSym.getParentNamespace();
-			currentLabel = newSym.getName();
-		}
-		cmd.add(new AssociateSymbolCmd(ref, currentLabel, scope));
-
-		if (!plugin.getTool().execute(cmd, program)) {
-			setStatusText(cmd.getStatusMsg());
-			return;
-		}
-		close();
-
-	}
-
-	// Find and return the first symbol at the address with the given name. Since this is about
-	// the presentation at the call or jump instruction, it doesn't matter which symbol of the
-	// same name you pick.
-	private Symbol findSymbol(SymbolTable symTable, String currentLabel, Address symAddr) {
-		SymbolIterator symbols = symTable.getSymbolsAsIterator(symAddr);
-		for (Symbol symbol : symbols) {
-			if (symbol.getName(true).equals(currentLabel)) {
-				return symbol;
-			}
-		}
-		return null;
-	}
-
-	/**
-	 * This method gets called when the user clicks on the Cancel Button.  The base
-	 * class calls this method.
-	 */
-	@Override
-	protected void cancelCallback() {
-		close();
-	}
-
-	@Override
-	public void close() {
-		programActionContext = null;
-		super.close();
-	}
-
-	public void setOperandLabel(ListingActionContext context) {
-		programActionContext = context;
-		setStatusText("");
-		myChoice.clearModel();
-
-		Symbol s = getSymbol(context);
-		Symbol[] symbols = context.getProgram().getSymbolTable().getSymbols(s.getAddress());
-		for (Symbol symbol : symbols) {
-			myChoice.addToModel(symbol.getName(true));
-		}
-		setTitle("Set Label at " + s.getAddress());
-		myChoice.setSelectedItem(s.getName(true));
-		PluginTool tool = plugin.getTool();
-		tool.showDialog(this);
-	}
-
-	private Symbol getSymbol(ListingActionContext context) {
-		Program program = context.getProgram();
-		OperandFieldLocation location = (OperandFieldLocation) context.getLocation();
-
-		Address address = location.getAddress();
-		int opIndex = location.getOperandIndex();
-
-		ReferenceManager refMgr = program.getReferenceManager();
-
-		Reference ref = refMgr.getPrimaryReferenceFrom(address, opIndex);
-		if (ref != null) {
-			SymbolTable st = program.getSymbolTable();
-			return st.getSymbol(ref);
-		}
-		return null;
-	}
-}

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/label/SetOperandLabelAction.java

@@ -4,9 +4,9 @@
  * 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.
@@ -26,20 +26,12 @@ import ghidra.app.context.ListingActionContext;
 import ghidra.app.context.ListingContextAction;
 import ghidra.program.util.OperandFieldLocation;
 
-/**
- * <CODE>AddLabelAction</CODE> allows the user to add a label.
- */
 class SetOperandLabelAction extends ListingContextAction {
 	private LabelMgrPlugin plugin;
 	private static final String[] POPUP_PATH = { "Set Associated Label..." };
 	private static final KeyStroke KEYBINDING =
-		KeyStroke.getKeyStroke(KeyEvent.VK_L, InputEvent.CTRL_MASK | InputEvent.ALT_MASK);
+		KeyStroke.getKeyStroke(KeyEvent.VK_L, InputEvent.CTRL_DOWN_MASK | InputEvent.ALT_DOWN_MASK);
 
-	/**
-	 * Creates a new instance of the action.
-	 *
-	 * @param plugin Label Manager Plugin instance
-	 */
 	SetOperandLabelAction(LabelMgrPlugin plugin) {
 		super("Set Operand Label", plugin.getName());
 
@@ -59,13 +51,8 @@ class SetOperandLabelAction extends ListingContextAction {
 			plugin.isOnSymbol(context);
 	}
 
-	/**
-	 * Method called when the action is invoked.
-	 * @param ActionEvent details regarding the invocation of this action
-	 */
 	@Override
 	public void actionPerformed(ListingActionContext context) {
 		plugin.setOperandLabelCallback(context);
 	}
-
 }

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/label/SymbolChooserDialog.java

@@ -0,0 +1,192 @@
+/* ###
+ * 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.label;
+
+import java.awt.BorderLayout;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import javax.swing.JComponent;
+import javax.swing.JPanel;
+import javax.swing.event.DocumentEvent;
+import javax.swing.event.DocumentListener;
+import javax.swing.text.Document;
+
+import docking.DialogComponentProvider;
+import docking.DockingWindowManager;
+import docking.widgets.DefaultDropDownSelectionDataModel;
+import docking.widgets.DropDownSelectionTextField;
+import docking.widgets.DropDownTextFieldDataModel.SearchMode;
+import ghidra.app.cmd.label.AddLabelCmd;
+import ghidra.app.cmd.refs.AssociateSymbolCmd;
+import ghidra.app.context.ListingActionContext;
+import ghidra.framework.cmd.CompoundCmd;
+import ghidra.program.model.address.Address;
+import ghidra.program.model.listing.Program;
+import ghidra.program.model.symbol.*;
+import ghidra.program.util.OperandFieldLocation;
+
+public class SymbolChooserDialog extends DialogComponentProvider {
+
+	private List<String> names;
+	private DropDownSelectionTextField<String> textField;
+
+	private LabelMgrPlugin plugin;
+	private ListingActionContext context;
+
+	public SymbolChooserDialog(LabelMgrPlugin plugin, ListingActionContext context) {
+		super("Choose Label");
+		this.plugin = plugin;
+		this.context = context;
+
+		Symbol symbol = getOperandLabel();
+		Program program = context.getProgram();
+		SymbolTable st = program.getSymbolTable();
+		Address address = symbol.getAddress();
+		Symbol[] symbols = st.getSymbols(address);
+
+		names = Arrays.stream(symbols)
+				.map(s -> s.getName())
+				.collect(Collectors.toList());
+
+		addWorkPanel(buildWorkPanel());
+
+		addOKButton();
+		addCancelButton();
+	}
+
+	public void show() {
+		DockingWindowManager.showDialog(this);
+	}
+
+	private JComponent buildWorkPanel() {
+
+		DefaultDropDownSelectionDataModel<String> model =
+			DefaultDropDownSelectionDataModel.getStringModel(names);
+		textField = new DropDownSelectionTextField<>(model);
+		textField.setShowMatchingListOnEmptyText(true);
+		textField.setSearchMode(SearchMode.CONTAINS);
+
+		Document doc = textField.getDocument();
+		doc.addDocumentListener(new DocumentListener() {
+
+			@Override
+			public void removeUpdate(DocumentEvent e) {
+				updateOk();
+			}
+
+			@Override
+			public void insertUpdate(DocumentEvent e) {
+				updateOk();
+			}
+
+			@Override
+			public void changedUpdate(DocumentEvent e) {
+				updateOk();
+			}
+		});
+
+		JPanel panel = new JPanel(new BorderLayout());
+		panel.add(textField, BorderLayout.NORTH);
+		return panel;
+	}
+
+	private void updateOk() {
+		setOkEnabled(!textField.getText().isEmpty());
+	}
+
+	@Override
+	protected void okCallback() {
+		Program program = context.getProgram();
+		OperandFieldLocation location = (OperandFieldLocation) context.getLocation();
+		Symbol currentSymbol = getOperandLabel();
+
+		String newLabel = textField.getSelectedValue();
+		if (newLabel == null) {
+			setStatusText("Please choose a label");
+			return;
+		}
+
+		if (newLabel.equals(currentSymbol.getName(true))) {
+			close();
+			return;
+		}
+
+		ReferenceManager refMgr = program.getReferenceManager();
+		SymbolTable symTable = program.getSymbolTable();
+		int opIndex = location.getOperandIndex();
+		Address addr = location.getAddress();
+		Address symAddr = currentSymbol.getAddress();
+		Reference ref = refMgr.getReference(addr, symAddr, opIndex);
+
+		CompoundCmd<Program> cmd = new CompoundCmd<>("Set Label");
+		Namespace scope = null;
+		Symbol newSym = findSymbol(symTable, newLabel, symAddr);
+		if (newSym == null) {
+			cmd.add(new AddLabelCmd(symAddr, newLabel, SourceType.USER_DEFINED));
+		}
+		else {
+			scope = newSym.getParentNamespace();
+			newLabel = newSym.getName();
+		}
+		cmd.add(new AssociateSymbolCmd(ref, newLabel, scope));
+
+		if (!plugin.getTool().execute(cmd, program)) {
+			setStatusText(cmd.getStatusMsg());
+			return;
+		}
+		close();
+	}
+
+	// Find and return the first symbol at the address with the given name. Since this is about
+	// the presentation at the call or jump instruction, it doesn't matter which symbol of the
+	// same name you pick.
+	private Symbol findSymbol(SymbolTable symTable, String currentLabel, Address symAddr) {
+		SymbolIterator symbols = symTable.getSymbolsAsIterator(symAddr);
+		for (Symbol symbol : symbols) {
+			if (symbol.getName(true).equals(currentLabel)) {
+				return symbol;
+			}
+		}
+		return null;
+	}
+
+	private Symbol getOperandLabel() {
+		Program program = context.getProgram();
+		OperandFieldLocation location = (OperandFieldLocation) context.getLocation();
+
+		Address address = location.getAddress();
+		int opIndex = location.getOperandIndex();
+
+		ReferenceManager refMgr = program.getReferenceManager();
+
+		Reference ref = refMgr.getPrimaryReferenceFrom(address, opIndex);
+		if (ref != null) {
+			SymbolTable st = program.getSymbolTable();
+			return st.getSymbol(ref);
+		}
+		return null;
+	}
+
+	String getChoice() {
+		return textField.getSelectedValue();
+	}
+
+	void setSelectedItem(String value) {
+		textField.setSelectedValue(value);
+	}
+}

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

@@ -291,7 +291,8 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 		goToExternalAction.setEnabled(false);
 
 		CloneSymbolTreeAction cloneAction = new CloneSymbolTreeAction(plugin, this);
-		CreateSymbolTableAction tableAction = new CreateSymbolTableAction(plugin);
+		CreateSymbolTableAction tableAction = new CreateSymbolTableAction(plugin.getTool());
+		SetSymbolPrimaryAction primaryAction = new SetSymbolPrimaryAction();
 
 		tool.addLocalAction(this, createImportAction);
 		tool.addLocalAction(this, setExternalProgramAction);
@@ -311,6 +312,7 @@ public class SymbolTreeProvider extends ComponentProviderAdapter {
 		tool.addLocalAction(this, goToExternalAction);
 		tool.addLocalAction(this, cloneAction);
 		tool.addLocalAction(this, tableAction);
+		tool.addLocalAction(this, primaryAction);
 	}
 
 //==================================================================================================

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

@@ -22,6 +22,7 @@ import javax.swing.table.TableColumnModel;
 
 import docking.action.KeyBindingType;
 import docking.action.MenuData;
+import docking.tool.ToolConstants;
 import docking.widgets.table.GTable;
 import docking.widgets.table.threaded.GThreadedTablePanel;
 import ghidra.app.context.ProgramSymbolActionContext;
@@ -32,8 +33,8 @@ import ghidra.app.plugin.core.table.TableComponentProvider;
 import ghidra.app.services.GoToService;
 import ghidra.app.util.SymbolInspector;
 import ghidra.app.util.query.TableService;
-import ghidra.framework.plugintool.Plugin;
 import ghidra.framework.plugintool.PluginTool;
+import ghidra.framework.plugintool.ServiceProvider;
 import ghidra.program.model.listing.Program;
 import ghidra.program.model.symbol.Symbol;
 import ghidra.util.HelpLocation;
@@ -43,11 +44,11 @@ import ghidra.util.table.GhidraThreadedTablePanel;
 
 public class CreateSymbolTableAction extends ProgramSymbolContextAction {
 
-	private Plugin plugin;
+	private ServiceProvider services;
 
-	public CreateSymbolTableAction(Plugin plugin) {
+	public CreateSymbolTableAction(ServiceProvider services) {
-		super("Create Table", plugin.getName(), KeyBindingType.SHARED);
+		super("Create Table", ToolConstants.SHARED_OWNER, KeyBindingType.SHARED);
-		this.plugin = plugin;
+		this.services = services;
 
 		setPopupMenuData(new MenuData(new String[] { "Create Table" },
 			SymbolTreeContextAction.MIDDLE_MENU_GROUP));
@@ -72,25 +73,39 @@ public class CreateSymbolTableAction extends ProgramSymbolContextAction {
 			rowObjects.add(new SymbolRowObject(symbol));
 		}
 
-		PluginTool tool = plugin.getTool();
 		Program program = context.getProgram();
-		TransientSymbolTableModel model = new TransientSymbolTableModel(tool, program, rowObjects);
+		TransientSymbolTableModel model =
+			new TransientSymbolTableModel(services, program, rowObjects);
+		showTransientTable(services, "Symbols", context.getProgram(), model);
+	}
+
+	/**
+	 * A utility method to show a table of symbols.
+	 * @param services the service provider
+	 * @param title the provider's title
+	 * @param program the program
+	 * @param model the model
+	 * @return the new provider
+	 */
+	public static TableComponentProvider<SymbolRowObject> showTransientTable(
+			ServiceProvider services, String title, Program program,
+			TransientSymbolTableModel model) {
+
+		TableService service = services.getService(TableService.class);
+		if (service == null) {
+			Msg.showError(CreateSymbolTableAction.class, null, "Table Service Not Installed",
+				"You must have a Table Service installed to create a Symbol Table");
+			return null;
+		}
 
 		Navigatable navigatable = null;
-		GoToService goToService = tool.getService(GoToService.class);
+		GoToService goToService = services.getService(GoToService.class);
 		if (goToService != null) {
 			navigatable = goToService.getDefaultNavigatable();
 		}
 
-		TableService service = tool.getService(TableService.class);
-		if (service == null) {
-			Msg.showError(this, null, "Table Service Not Installed",
-				"You must have a Table Service installed to create a Symbol Table");
-			return;
-		}
-
 		TableComponentProvider<SymbolRowObject> provider =
-			service.showTable("Symbols", "Symbols", model, "Symbols", navigatable);
+			service.showTable(title, "Symbols", model, "Symbols", navigatable);
 
 		provider.setActionContextProvider(mouseEvent -> {
 
@@ -101,32 +116,38 @@ public class CreateSymbolTableAction extends ProgramSymbolContextAction {
 			return new ProgramSymbolActionContext(provider, program, selectedSymbols, table);
 		});
 
-		// replace the generic provider help with this action's help
+		// replace the generic provider help 
-		provider.setHelpLocation(getHelpLocation());
+		provider.setHelpLocation(new HelpLocation("SymbolTablePlugin", "Temporary_Symbol_Table"));
 
-		addActions(provider, model);
+		addActions(services, provider, model);
 
 		GhidraThreadedTablePanel<SymbolRowObject> tablePanel = provider.getThreadedTablePanel();
 		GhidraTable table = tablePanel.getTable();
 
-		configureSymbolTable(tool, table, model, program);
+		configureSymbolTable(services, table, model, program);
+
+		return provider;
 	}
 
-	private void addActions(TableComponentProvider<SymbolRowObject> provider,
+	private static void addActions(ServiceProvider services,
-			TransientSymbolTableModel model) {
+			TableComponentProvider<SymbolRowObject> provider, TransientSymbolTableModel model) {
 
 		provider.installRemoveItemsAction();
 
-		CreateSymbolTableAction tableAction = new CreateSymbolTableAction(plugin);
+		CreateSymbolTableAction tableAction = new CreateSymbolTableAction(services);
-		provider.getTool().addLocalAction(provider, tableAction);
+		PluginTool tool = provider.getTool();
+		tool.addLocalAction(provider, tableAction);
+
+		SetSymbolPrimaryAction primaryAction = new SetSymbolPrimaryAction();
+		tool.addLocalAction(provider, primaryAction);
 	}
 
-	private void configureSymbolTable(PluginTool tool, GhidraTable table,
+	private static void configureSymbolTable(ServiceProvider services, GhidraTable table,
 			TransientSymbolTableModel model, Program program) {
 
 		new TransientSymbolTableDnDAdapter(table, model);
 
-		SymbolInspector symbolInspector = new SymbolInspector(tool, table);
+		SymbolInspector symbolInspector = new SymbolInspector(services, table);
 		SymbolRenderer renderer = model.getSymbolRenderer();
 		renderer.setSymbolInspector(symbolInspector);
 
@@ -141,7 +162,7 @@ public class CreateSymbolTableAction extends ProgramSymbolContextAction {
 		}
 	}
 
-	private List<Symbol> getSelectedSymbols(GTable table, TransientSymbolTableModel model) {
+	private static List<Symbol> getSelectedSymbols(GTable table, TransientSymbolTableModel model) {
 		List<Symbol> list = new ArrayList<>();
 		int[] rows = table.getSelectedRows();
 		for (int row : rows) {

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

@@ -0,0 +1,86 @@
+/* ###
+ * 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 org.apache.commons.lang3.StringUtils;
+
+import docking.ActionContext;
+import docking.action.DockingAction;
+import docking.action.MenuData;
+import docking.tool.ToolConstants;
+import ghidra.app.cmd.label.SetLabelPrimaryCmd;
+import ghidra.app.context.ProgramSymbolActionContext;
+import ghidra.program.model.address.Address;
+import ghidra.program.model.listing.Program;
+import ghidra.program.model.symbol.Namespace;
+import ghidra.program.model.symbol.Symbol;
+import ghidra.util.HelpLocation;
+import ghidra.util.Msg;
+import ghidra.util.task.TaskLauncher;
+
+public class SetSymbolPrimaryAction extends DockingAction {
+
+	private static final String NAME = "Set Label Primary";
+
+	public SetSymbolPrimaryAction() {
+		super(NAME, ToolConstants.SHARED_OWNER);
+
+		// Note: the group '2' is that of the PinSymbolAction.  That group seems like a nice place.
+		setPopupMenuData(new MenuData(new String[] { "Set Primary" }, "2"));
+		setHelpLocation(new HelpLocation("SymbolTablePlugin", "Set_Primary"));
+	}
+
+	@Override
+	public boolean isEnabledForContext(ActionContext context) {
+
+		if (!(context instanceof ProgramSymbolActionContext psac)) {
+			return false;
+		}
+
+		int n = psac.getSymbolCount();
+		if (n != 1) {
+			return false;
+		}
+
+		Symbol s = psac.getFirstSymbol();
+		return !s.isPrimary();
+	}
+
+	@Override
+	public void actionPerformed(ActionContext context) {
+
+		ProgramSymbolActionContext psac = (ProgramSymbolActionContext) context;
+		Symbol s = psac.getFirstSymbol();
+		Namespace ns = s.getParentNamespace();
+		String name = s.getName();
+		Address addr = s.getAddress();
+		SetLabelPrimaryCmd cmd = new SetLabelPrimaryCmd(addr, name, ns);
+		TaskLauncher.launchModal(NAME, () -> {
+
+			Program p = psac.getProgram();
+			p.withTransaction(NAME, () -> {
+				cmd.applyTo(p);
+			});
+
+		});
+
+		String errorMessage = cmd.getStatusMsg();
+		if (!StringUtils.isBlank(errorMessage)) {
+			Msg.showError(getClass(), null, "Unable to Set Label Primary", errorMessage);
+		}
+	}
+
+}

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

@@ -23,8 +23,8 @@ import ghidra.app.cmd.label.DeleteLabelCmd;
 import ghidra.app.cmd.label.RenameLabelCmd;
 import ghidra.app.util.template.TemplateSimplifier;
 import ghidra.docking.settings.Settings;
+import ghidra.framework.cmd.Command;
 import ghidra.framework.cmd.CompoundCmd;
-import ghidra.framework.plugintool.PluginTool;
 import ghidra.framework.plugintool.ServiceProvider;
 import ghidra.program.model.address.*;
 import ghidra.program.model.data.DataType;
@@ -33,9 +33,11 @@ import ghidra.program.model.symbol.*;
 import ghidra.program.util.ProgramLocation;
 import ghidra.program.util.ProgramSelection;
 import ghidra.util.Msg;
+import ghidra.util.exception.CancelledException;
 import ghidra.util.table.AddressBasedTableModel;
 import ghidra.util.table.column.*;
 import ghidra.util.table.field.*;
+import ghidra.util.task.*;
 
 public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<SymbolRowObject> {
 
@@ -51,7 +53,6 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 	public static final int SOURCE_COL = 5;
 	public static final int REFS_COL = 6;
 
-	private PluginTool tool;
 	protected SymbolTable symbolTable;
 	protected ReferenceManager refMgr;
 	protected SymbolRowObject lastSymbol;
@@ -59,9 +60,8 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 
 	protected SymbolRenderer symbolRenderer = new SymbolRenderer();
 
-	AbstractSymbolTableModel(PluginTool tool) {
+	AbstractSymbolTableModel(ServiceProvider sp) {
-		super("Symbols", tool, null, null);
+		super("Symbols", sp, null, null);
-		this.tool = tool;
 		this.filter = new NewSymbolFilter();
 	}
 
@@ -166,9 +166,11 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 			return;
 		}
 
-		RenameLabelCmd cmd = new RenameLabelCmd(symbol, newName, SourceType.USER_DEFINED);
+		RenameTask task = new RenameTask(symbol, newName);
-		if (!tool.execute(cmd, getProgram())) {
+		TaskLauncher.launch(task);
-			Msg.showError(getClass(), null, "Error Renaming Symbol", cmd.getStatusMsg());
+
+		if (!task.success()) {
+			Msg.showError(getClass(), null, "Error Renaming Symbol", task.status());
 		}
 	}
 
@@ -229,15 +231,14 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 		}
 	}
 
-	void delete(List<Symbol> rowObjects) {
+	protected void delete(List<Symbol> symbols) {
-		if (rowObjects == null || rowObjects.isEmpty()) {
+		if (symbols == null || symbols.isEmpty()) {
 			return;
 		}
 
-		tool.setStatusInfo("");
 		List<Symbol> deleteList = new LinkedList<>();
 		CompoundCmd<Program> cmd = new CompoundCmd<>("Delete symbol(s)");
-		for (Symbol symbol : rowObjects) {
+		for (Symbol symbol : symbols) {
 			if (symbol.isDynamic()) {
 				continue; // can't delete dynamic symbols...
 			}
@@ -262,16 +263,19 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 			return;
 		}
 
-		if (tool.execute(cmd, getProgram())) {
+		DeleteTask task = new DeleteTask(cmd);
+		TaskLauncher.launch(task);
+
+		if (!task.success()) {
+			reload();
+			Msg.showError(getClass(), null, "Error Deleting Symbol(s)", task.status());
+		}
+		else {
 			for (Symbol s : deleteList) {
 				removeObject(new SymbolRowObject(s));
 			}
 			updateNow();
 		}
-		else {
-			tool.setStatusInfo(cmd.getStatusMsg());
-			reload();
-		}
 	}
 
 	public SymbolFilter getFilter() {
@@ -328,16 +332,102 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 		return symbolRenderer;
 	}
 
+//==================================================================================================
+// Task Classes
+//==================================================================================================
+
+	private class DeleteTask extends Task {
+
+		private CompoundCmd<Program> compoundCmd;
+
+		private boolean success;
+		private String status;
+
+		DeleteTask(CompoundCmd<Program> compoundCmd) {
+			super("Delete Symbols");
+			this.compoundCmd = compoundCmd;
+		}
+
+		@Override
+		public void run(TaskMonitor monitor) throws CancelledException {
+
+			program.withTransaction(getName(), () -> {
+				doRun(monitor);
+			});
+		}
+
+		private void doRun(TaskMonitor monitor) throws CancelledException {
+
+			monitor.initialize(compoundCmd.size());
+
+			success = true;
+			List<Command<Program>> commands = compoundCmd.getCommands();
+			for (Command<Program> cmd : commands) {
+
+				monitor.increment();
+
+				if (!cmd.applyTo(program)) {
+					success = false;
+					status = cmd.getStatusMsg();
+					break;
+				}
+			}
+		}
+
+		boolean success() {
+			return success;
+		}
+
+		String status() {
+			return status;
+		}
+	}
+
+	private class RenameTask extends Task {
+
+		private Symbol symbol;
+		private String newName;
+
+		private boolean success;
+		private String status;
+
+		public RenameTask(Symbol symbol, String newName) {
+			super("Rename Symbol");
+			this.symbol = symbol;
+			this.newName = newName;
+		}
+
+		@Override
+		public void run(TaskMonitor monitor) throws CancelledException {
+
+			program.withTransaction(getName(), () -> {
+				RenameLabelCmd cmd = new RenameLabelCmd(symbol, newName, SourceType.USER_DEFINED);
+				success = cmd.applyTo(program);
+			});
+
+		}
+
+		boolean success() {
+			return success;
+		}
+
+		String status() {
+			return status;
+		}
+	}
+
 //==================================================================================================
 // Table Column Classes
 //==================================================================================================
 
-	private class NameTableColumn
+	protected class NameTableColumn
 			extends AbstractProgramBasedDynamicTableColumn<SymbolRowObject, Symbol> {
 
+		public static final String NAME = "Name";
+
 		@Override
 		public String getColumnName() {
-			return "Name";
+			return NAME;
 		}
 
 		@Override
@@ -347,7 +437,7 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 		}
 	}
 
-	private class PinnedTableColumn
+	protected class PinnedTableColumn
 			extends AbstractProgramBasedDynamicTableColumn<SymbolRowObject, Boolean> {
 
 		private PinnedRenderer renderer = new PinnedRenderer();
@@ -378,7 +468,7 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 		}
 	}
 
-	private class LocationTableColumn
+	protected class LocationTableColumn
 			extends AbstractProgramLocationTableColumn<SymbolRowObject, AddressBasedLocation> {
 
 		@Override
@@ -404,12 +494,14 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 		}
 	}
 
-	private class SymbolTypeTableColumn
+	protected class SymbolTypeTableColumn
 			extends AbstractProgramBasedDynamicTableColumn<SymbolRowObject, String> {
 
+		public static final String NAME = "Type";
+
 		@Override
 		public String getColumnName() {
-			return "Type";
+			return NAME;
 		}
 
 		@Override
@@ -426,14 +518,14 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 		}
 	}
 
-	private class VariableSymbolLocation extends AddressBasedLocation {
+	protected class VariableSymbolLocation extends AddressBasedLocation {
 
 		VariableSymbolLocation(Variable variable) {
 			super(variable.getSymbol().getAddress(), variable.getVariableStorage().toString());
 		}
 	}
 
-	private class DataTypeTableColumn
+	protected class DataTypeTableColumn
 			extends AbstractProgramBasedDynamicTableColumn<SymbolRowObject, String> {
 
 		@Override
@@ -470,7 +562,7 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 		}
 	}
 
-	private class NamespaceTableColumn
+	protected class NamespaceTableColumn
 			extends AbstractProgramBasedDynamicTableColumn<SymbolRowObject, String> {
 
 		@Override
@@ -489,9 +581,11 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 		}
 	}
 
-	private class SourceTableColumn
+	protected class SourceTableColumn
 			extends AbstractProgramBasedDynamicTableColumn<SymbolRowObject, SourceType> {
 
+		public static final String NAME = "Source";
+
 		private GColumnRenderer<SourceType> renderer = new AbstractGColumnRenderer<>() {
 			@Override
 			protected String getText(Object value) {
@@ -509,7 +603,7 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 
 		@Override
 		public String getColumnName() {
-			return "Source";
+			return NAME;
 		}
 
 		@Override
@@ -529,14 +623,16 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 		}
 	}
 
-	private class ReferenceCountTableColumn
+	protected class ReferenceCountTableColumn
 			extends AbstractProgramBasedDynamicTableColumn<SymbolRowObject, Integer> {
 
+		public static final String NAME = "Ref Count";
+
 		private ReferenceCountRenderer renderer = new ReferenceCountRenderer();
 
 		@Override
 		public String getColumnName() {
-			return "Reference Count";
+			return NAME;
 		}
 
 		@Override
@@ -562,7 +658,7 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 		}
 	}
 
-	private class OffcutReferenceCountTableColumn
+	protected class OffcutReferenceCountTableColumn
 			extends AbstractProgramBasedDynamicTableColumn<SymbolRowObject, Integer> {
 
 		private OffcutReferenceCountRenderer renderer = new OffcutReferenceCountRenderer();
@@ -613,7 +709,7 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 		}
 	}
 
-	private class UserTableColumn
+	protected class UserTableColumn
 			extends AbstractProgramBasedDynamicTableColumn<SymbolRowObject, String> {
 
 		@Override
@@ -650,7 +746,7 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 
 	}
 
-	class OriginalNameColumn
+	protected class OriginalNameColumn
 			extends AbstractProgramBasedDynamicTableColumn<SymbolRowObject, String> {
 
 		@Override
@@ -688,7 +784,7 @@ public abstract class AbstractSymbolTableModel extends AddressBasedTableModel<Sy
 		}
 	}
 
-	private class SimplifiedNameColumn
+	protected class SimplifiedNameColumn
 			extends AbstractProgramBasedDynamicTableColumn<SymbolRowObject, String> {
 
 		private TemplateSimplifier simplifier = new TemplateSimplifier();

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

@@ -36,6 +36,7 @@ import ghidra.program.model.address.Address;
 import ghidra.program.model.listing.Program;
 import ghidra.program.model.symbol.Symbol;
 import ghidra.program.model.symbol.SymbolTable;
+import ghidra.program.util.LabelFieldLocation;
 import ghidra.program.util.ProgramLocation;
 import ghidra.util.table.*;
 
@@ -126,12 +127,17 @@ class SymbolPanel extends JPanel {
 		Program program = location.getProgram();
 		SymbolTable symbolTable = program.getSymbolTable();
 		Address address = location.getAddress();
-		Symbol primarySymbol = symbolTable.getPrimarySymbol(address);
+
-		if (primarySymbol == null) {
+		Symbol symbol = null;
-			return;
+		if (location instanceof LabelFieldLocation lfl) {
+			symbol = lfl.getSymbol();
 		}
 
-		SymbolRowObject rowObject = new SymbolRowObject(primarySymbol);
+		if (symbol == null) {
+			symbol = symbolTable.getPrimarySymbol(address);
+		}
+
+		SymbolRowObject rowObject = new SymbolRowObject(symbol);
 		int index = symbolModel.getRowIndex(rowObject);
 		if (index >= 0) {
 			gTable.selectRow(index);

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

@@ -21,16 +21,19 @@ import static ghidra.program.util.ProgramEvent.*;
 import java.awt.Component;
 import java.awt.Cursor;
 import java.awt.event.KeyEvent;
-import java.util.ArrayList;
+import java.util.*;
-import java.util.List;
+import java.util.stream.Collectors;
 
 import javax.swing.Icon;
 
 import docking.ActionContext;
 import docking.action.*;
 import docking.action.builder.ActionBuilder;
+import docking.tool.ToolConstants;
 import docking.widgets.OptionDialog;
 import docking.widgets.OptionDialogBuilder;
+import docking.widgets.table.DynamicTableColumn;
+import docking.widgets.table.TableColumnDescriptor;
 import generic.theme.GIcon;
 import ghidra.app.CorePluginPackage;
 import ghidra.app.cmd.refs.RemoveReferenceCmd;
@@ -39,17 +42,20 @@ import ghidra.app.events.ProgramActivatedPluginEvent;
 import ghidra.app.events.ProgramLocationPluginEvent;
 import ghidra.app.plugin.PluginCategoryNames;
 import ghidra.app.plugin.core.symboltree.actions.*;
+import ghidra.app.plugin.core.table.TableComponentProvider;
 import ghidra.app.services.BlockModelService;
 import ghidra.app.services.GoToService;
+import ghidra.app.util.HelpTopics;
 import ghidra.app.util.SymbolInspector;
+import ghidra.app.util.viewer.field.LabelFieldSymbolLoader;
+import ghidra.app.util.viewer.field.LabelFieldSymbolLoader.Symbols;
 import ghidra.framework.model.DomainObjectListener;
 import ghidra.framework.model.DomainObjectListenerBuilder;
 import ghidra.framework.options.SaveState;
 import ghidra.framework.plugintool.*;
 import ghidra.framework.plugintool.util.PluginStatus;
 import ghidra.program.model.address.Address;
-import ghidra.program.model.listing.Data;
+import ghidra.program.model.listing.*;
-import ghidra.program.model.listing.Program;
 import ghidra.program.model.symbol.*;
 import ghidra.program.util.ProgramChangeRecord;
 import ghidra.program.util.ProgramLocation;
@@ -79,12 +85,13 @@ import resources.Icons;
 			"allows symbols to be renamed and deleted. This plugin also " +
 			"shows references to a symbol. Filters can be set " +
 			"to show subsets of the symbols.",
+	servicesProvided = { SymbolTableService.class },
 	servicesRequired = { GoToService.class, BlockModelService.class },
 	eventsProduced = { ProgramLocationPluginEvent.class },
 	eventsConsumed = { ProgramActivatedPluginEvent.class, ProgramLocationPluginEvent.class }
 )
 //@formatter:on
-public class SymbolTablePlugin extends Plugin {
+public class SymbolTablePlugin extends Plugin implements SymbolTableService {
 
 	private static final String NAVIGATE_ON_INCOMING_EVENT_KEY = "NAVIGATE_ON_INCOMING_EVENT";
 	private static final String NAVIGATE_ON_OUTGOING_EVENT_KEY = "NAVIGATE_ON_OUTGOING_EVENT";
@@ -106,6 +113,10 @@ public class SymbolTablePlugin extends Plugin {
 	private BlockModelService blockModelService;
 	private SwingUpdateManager swingMgr;
 
+	// providers shown by the service interface
+	private Map<String, TableComponentProvider<SymbolRowObject>> transientTableProviders =
+		new HashMap<>();
+
 	private DomainObjectListener domainObjectListener = createDomainObjectListener();
 
 	/**
@@ -126,6 +137,7 @@ public class SymbolTablePlugin extends Plugin {
 
 	@Override
 	protected void init() {
+
 		gotoService = tool.getService(GoToService.class);
 		blockModelService = tool.getService(BlockModelService.class);
 
@@ -138,11 +150,6 @@ public class SymbolTablePlugin extends Plugin {
 		inspector = new SymbolInspector(getTool(), symProvider.getComponent());
 	}
 
-	/**
-	 * Tells a plugin that it is no longer needed.
-	 * The plugin should remove itself from anything that
-	 * it is registered to and release any resources.
-	 */
 	@Override
 	public void dispose() {
 		super.dispose();
@@ -456,10 +463,14 @@ public class SymbolTablePlugin extends Plugin {
 		DockingAction clearPinnedAction = new ClearPinSymbolAction(getName(), pinnedPopupGroup);
 		tool.addAction(clearPinnedAction);
 
-		CreateSymbolTableAction tableAction = new CreateSymbolTableAction(this);
+		CreateSymbolTableAction tableAction = new CreateSymbolTableAction(getTool());
 		tableAction.getPopupMenuData().setMenuGroup(popupGroup);
 		tool.addLocalAction(symProvider, tableAction);
 
+		SetSymbolPrimaryAction primaryAction = new SetSymbolPrimaryAction();
+		primaryAction.getPopupMenuData().setMenuGroup(popupGroup);
+		tool.addLocalAction(symProvider, primaryAction);
+
 		//@formatter:off
 		String bottomGroup = "ShowReferencesTo" + 1;
 		new ActionBuilder("Delete All References", getName())
@@ -641,6 +652,163 @@ public class SymbolTablePlugin extends Plugin {
 		action.setSelected(true);
 	}
 
+//=================================================================================================
+// Service Methods
+//=================================================================================================	
+
+	@Override
+	public TableComponentProvider<SymbolRowObject> showSymbols(CodeUnit codeUnit) {
+
+		Objects.requireNonNull(codeUnit);
+
+		Program program = codeUnit.getProgram();
+		Address addr = codeUnit.getMinAddress();
+		String title = "Labels at " + addr;
+
+		TableComponentProvider<SymbolRowObject> provider = transientTableProviders.get(title);
+		if (provider != null) {
+
+			if (provider.isShowing()) {
+				LabelFieldSymbolModel model = (LabelFieldSymbolModel) provider.getModel();
+				reload(codeUnit, model);
+				provider.toFront();
+				return provider;
+			}
+
+			transientTableProviders.remove(title);
+		}
+
+		LabelFieldSymbolLoader loader =
+			new LabelFieldSymbolLoader(codeUnit, Integer.MAX_VALUE, true);
+		Symbols symbols = loader.getSymbols();
+
+		List<Symbol> list = symbols.getAllSymbols();
+
+		HashSet<SymbolRowObject> rowObjects = list.stream()
+				.map(s -> new SymbolRowObject(s))
+				.collect(Collectors.toCollection(HashSet::new));
+
+		LabelFieldSymbolModel model =
+			new LabelFieldSymbolModel(tool, program, rowObjects);
+		provider = CreateSymbolTableAction.showTransientTable(tool, title, program, model);
+		if (provider == null) {
+			return null;
+		}
+
+		provider.setClosedCallback(() -> {
+			transientTableProviders.remove(title);
+		});
+
+		addActions(provider, model, codeUnit);
+
+		transientTableProviders.put(title, provider);
+
+		return provider;
+	}
+
+	private void addActions(TableComponentProvider<SymbolRowObject> provider,
+			LabelFieldSymbolModel model, CodeUnit cu) {
+
+		new ActionBuilder("Refresh", ToolConstants.SHARED_OWNER)
+				.toolBarGroup("_", "1") // first
+				.toolBarIcon(Icons.REFRESH_ICON)
+				.helpLocation(new HelpLocation(HelpTopics.CODE_BROWSER, "Refresh_Labels"))
+				.onAction(c -> {
+					reload(cu, model);
+				})
+				.buildAndInstallLocal(provider);
+
+		new ActionBuilder("Delete", ToolConstants.SHARED_OWNER)
+				.toolBarGroup("_", "2") // first
+				.toolBarIcon(Icons.DELETE_ICON)
+				.helpLocation(new HelpLocation(HelpTopics.CODE_BROWSER, "Delete_Label"))
+				.enabledWhen(c -> {
+					GhidraTable table = provider.getTable();
+					return table.getSelectedRowCount() > 0;
+				})
+				.onAction(c -> {
+					deleteSymbols(provider, model);
+				})
+				.buildAndInstallLocal(provider);
+	}
+
+	private void deleteSymbols(TableComponentProvider<SymbolRowObject> provider,
+			LabelFieldSymbolModel model) {
+
+		List<Symbol> symbols = new ArrayList<>();
+
+		GhidraTable table = provider.getTable();
+		int[] rows = table.getSelectedRows();
+		for (int row : rows) {
+			SymbolRowObject ro = model.getRowObject(row);
+			Symbol symbol = ro.getSymbol();
+			if (symbol.isDeleted()) {
+				// this symbol was deleted outside of the table and the table did not update
+				model.removeObject(ro);
+				continue;
+			}
+
+			symbols.add(symbol);
+		}
+		model.delete(symbols);
+	}
+
+	private void reload(CodeUnit cu, LabelFieldSymbolModel model) {
+		LabelFieldSymbolLoader loader =
+			new LabelFieldSymbolLoader(cu, Integer.MAX_VALUE, true);
+		Symbols symbols = loader.getSymbols();
+
+		List<Symbol> list = symbols.getAllSymbols();
+
+		HashSet<SymbolRowObject> rowObjects = list.stream()
+				.map(s -> new SymbolRowObject(s))
+				.collect(Collectors.toCollection(HashSet::new));
+
+		model.setData(rowObjects);
+	}
+
+	private class LabelFieldSymbolModel extends TransientSymbolTableModel {
+
+		public LabelFieldSymbolModel(ServiceProvider sp, Program program,
+				HashSet<SymbolRowObject> rowObjects) {
+			super(sp, program, rowObjects);
+		}
+
+		public void setData(HashSet<SymbolRowObject> rowObjects) {
+			this.rowObjects = rowObjects;
+			reload();
+		}
+
+		@Override
+		protected void delete(List<Symbol> symbols) {
+			super.delete(symbols);
+		}
+
+		@Override
+		protected TableColumnDescriptor<SymbolRowObject> createTableColumnDescriptor() {
+
+			TableColumnDescriptor<SymbolRowObject> descriptor = super.createTableColumnDescriptor();
+
+			//@formatter:off
+			Set<String> visibleNames = new HashSet<>(Set.of(
+				NameTableColumn.NAME, 
+				SymbolTypeTableColumn.NAME,
+				SourceTableColumn.NAME,
+				ReferenceCountTableColumn.NAME));
+			//@formatter:on
+
+			List<DynamicTableColumn<SymbolRowObject, ?, ?>> allColumns = descriptor.getAllColumns();
+
+			for (DynamicTableColumn<SymbolRowObject, ?, ?> column : allColumns) {
+				String columnName = column.getColumnName();
+				boolean visible = visibleNames.contains(columnName);
+				descriptor.setVisible(columnName, visible);
+			}
+
+			return descriptor;
+		}
+	}
+
 //==================================================================================================
 // Table Update Jobs
 //==================================================================================================

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

@@ -0,0 +1,33 @@
+/* ###
+ * 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.symtable;
+
+import ghidra.app.plugin.core.table.TableComponentProvider;
+import ghidra.app.plugin.processors.sleigh.symbol.Symbol;
+import ghidra.program.model.listing.CodeUnit;
+
+/**
+ * Service for showing {@link Symbol}s in a table.
+ */
+public interface SymbolTableService {
+
+	/**
+	 * Shows all symbols and offcut symbols contained in the given code unit.
+	 * @param codeUnit the code unit
+	 * @return the table provider that is shown
+	 */
+	public TableComponentProvider<SymbolRowObject> showSymbols(CodeUnit codeUnit);
+}

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

@@ -4,9 +4,9 @@
  * 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.
@@ -22,7 +22,7 @@ import java.util.HashSet;
 import java.util.List;
 
 import ghidra.framework.model.DomainObjectListenerBuilder;
-import ghidra.framework.plugintool.PluginTool;
+import ghidra.framework.plugintool.ServiceProvider;
 import ghidra.program.model.listing.Program;
 import ghidra.program.util.ProgramChangeRecord;
 import ghidra.util.datastruct.Accumulator;
@@ -36,13 +36,13 @@ import ghidra.util.task.TaskMonitor;
  */
 public class TransientSymbolTableModel extends AbstractSymbolTableModel {
 
-	private HashSet<SymbolRowObject> rowObjects;
+	protected HashSet<SymbolRowObject> rowObjects;
 
 	private SwingUpdateManager updater = new SwingUpdateManager(this::fireTableDataChanged);
 
-	public TransientSymbolTableModel(PluginTool tool, Program program,
+	public TransientSymbolTableModel(ServiceProvider sp, Program program,
 			HashSet<SymbolRowObject> rowObjects) {
-		super(tool);
+		super(sp);
 		this.rowObjects = rowObjects;
 		setProgram(program);
 		symbolTable = program.getSymbolTable();

Ghidra/Features/Base/src/main/java/ghidra/app/util/viewer/field/LabelCodeUnitFormat.java

@@ -34,17 +34,20 @@ public class LabelCodeUnitFormat extends BrowserCodeUnitFormat {
 
 	@Override
 	protected String getOffcutLabelStringForInstruction(Address offcutAddress,
-			Instruction instruction, Address markupAddress) {
+			Instruction instruction, Address markupAddress, Symbol symbol) {
 		if (markupAddress != null) {
 			throw new UnsupportedOperationException();
 		}
 		Program program = instruction.getProgram();
-		Symbol offsym = program.getSymbolTable().getPrimarySymbol(offcutAddress);
+
+		if (symbol == null) {
+			symbol = program.getSymbolTable().getPrimarySymbol(offcutAddress);
+		}
 		Address instructionAddress = instruction.getMinAddress();
 		long diff = offcutAddress.subtract(instructionAddress);
-		boolean decorate = !offsym.isDynamic();
+		boolean decorate = !symbol.isDynamic();
 		boolean simplify = true;
-		return getDefaultOffcutString(offsym, instruction, diff, decorate, simplify);
+		return getDefaultOffcutString(symbol, instruction, diff, decorate, simplify);
 	}
 
 	@Override

Ghidra/Features/Base/src/main/java/ghidra/app/util/viewer/field/LabelFieldMouseHandler.java

@@ -0,0 +1,95 @@
+/* ###
+ * 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.util.viewer.field;
+
+import java.awt.event.MouseEvent;
+
+import docking.widgets.fieldpanel.field.FieldElement;
+import ghidra.app.nav.Navigatable;
+import ghidra.app.plugin.core.symtable.SymbolTableService;
+import ghidra.app.services.GoToService;
+import ghidra.framework.plugintool.ServiceProvider;
+import ghidra.program.model.address.Address;
+import ghidra.program.model.listing.*;
+import ghidra.program.util.*;
+import ghidra.util.Msg;
+
+/**
+ * A handler to process Label field clicks
+ */
+public class LabelFieldMouseHandler implements FieldMouseHandlerExtension {
+
+	private final static Class<?>[] SUPPORTED_CLASSES =
+		new Class<?>[] { LabelFieldLocation.class, MoreLabelFieldLocation.class };
+
+	@Override
+	public boolean fieldElementClicked(Object clickedObject, Navigatable sourceNavigatable,
+			ProgramLocation location, MouseEvent mouseEvent, ServiceProvider serviceProvider) {
+
+		if (mouseEvent.getClickCount() != 2 || mouseEvent.getButton() != MouseEvent.BUTTON1) {
+			return false;
+		}
+
+		GoToService goToService = serviceProvider.getService(GoToService.class);
+		if (goToService == null) {
+			Msg.error(this, GoToService.class.getSimpleName() + " not installed!");
+			return false;
+		}
+
+		SymbolTableService service = serviceProvider.getService(SymbolTableService.class);
+		if (service == null) {
+			Msg.error(this, SymbolTableService.class.getSimpleName() + " not installed!");
+			return false;
+		}
+
+		String clickedText = getText(clickedObject);
+		if (MoreLabelFieldLocation.MORE_LABELS_STRING.equals(clickedText)) {
+			showLabelsDialog(service, location);
+			return true;
+		}
+
+		if (location instanceof LabelFieldLocation) {
+			// Allow double-clicking of any label to show the label dialog.  This allows the user to
+			// use the dialog even when the [more] is not showing.
+			showLabelsDialog(service, location);
+			return true;
+		}
+
+		return false;
+	}
+
+	private void showLabelsDialog(SymbolTableService service, ProgramLocation location) {
+
+		Address addr = location.getAddress();
+		Program program = location.getProgram();
+		Listing listing = program.getListing();
+		CodeUnit cu = listing.getCodeUnitAt(addr);
+		service.showSymbols(cu);
+	}
+
+	private String getText(Object clickedObject) {
+		if (clickedObject instanceof FieldElement) {
+			FieldElement fieldElement = (FieldElement) clickedObject;
+			return fieldElement.getText();
+		}
+		return clickedObject.toString();
+	}
+
+	@Override
+	public Class<?>[] getSupportedProgramLocations() {
+		return SUPPORTED_CLASSES;
+	}
+}

Ghidra/Features/Base/src/main/java/ghidra/app/util/viewer/field/LabelFieldSymbolLoader.java

@@ -0,0 +1,223 @@
+/* ###
+ * 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.util.viewer.field;
+
+import java.util.*;
+
+import generic.json.Json;
+import ghidra.program.database.symbol.FunctionSymbol;
+import ghidra.program.model.address.Address;
+import ghidra.program.model.address.AddressIterator;
+import ghidra.program.model.listing.CodeUnit;
+import ghidra.program.model.listing.Program;
+import ghidra.program.model.symbol.*;
+
+/**
+ * A simple class to load all symbols for a given code unit
+ */
+public class LabelFieldSymbolLoader {
+
+	private boolean displayFunctionLabel;
+	private Symbols symbols;
+
+	private boolean hasMore;
+
+	public LabelFieldSymbolLoader(CodeUnit cu, int max, boolean displayFunctionLabel) {
+
+		this.displayFunctionLabel = displayFunctionLabel;
+
+		symbols = new Symbols();
+		gatherRealSymbols(cu, max);
+		gatherOffcutSymbols(cu, max);
+	}
+
+	public Symbols getSymbols() {
+		return symbols;
+	}
+
+	public boolean hasMore() {
+		return hasMore;
+	}
+
+	private void gatherRealSymbols(CodeUnit cu, int max) {
+
+		Address addr = cu.getMinAddress();
+		Program program = cu.getProgram();
+
+		//
+		// Place the primary symbol to the front so that it is always rendered, even if we hit the
+		// symbol limit. Also, remove the function symbol if the user doesn't want to see it.
+		//
+		SymbolTable st = program.getSymbolTable();
+		SymbolIterator it = st.getSymbolsAsIterator(addr);
+		Symbol primary = st.getPrimarySymbol(addr);
+		if (primary == null) {
+			return;
+		}
+
+		while (it.hasNext()) {
+			Symbol s = it.next();
+			if (s.isPrimary()) {
+				continue;
+			}
+
+			if ((max - 1) == symbols.size()) { // -1 to save space for primary
+				hasMore = true;
+				break;
+			}
+
+			if (s instanceof FunctionSymbol && !displayFunctionLabel) {
+				continue;
+			}
+
+			symbols.add(s);
+		}
+
+		symbols.add(primary);
+	}
+
+	private void gatherOffcutSymbols(CodeUnit cu, int max) {
+
+		if (max == 0) {
+			return;
+		}
+
+		Address startAddr = cu.getMinAddress();
+		if (!startAddr.isMemoryAddress()) {
+			return;
+		}
+
+		Program program = cu.getProgram();
+		if (cu.getLength() == 1) {
+			return;
+		}
+
+		Address nextAddr = startAddr.next();
+		if (nextAddr == null) {
+			return;
+		}
+
+		SymbolTable symbolTable = program.getSymbolTable();
+		Address endAddress = cu.getMaxAddress();
+		ReferenceManager referenceManager = program.getReferenceManager();
+		AddressIterator it = referenceManager.getReferenceDestinationIterator(nextAddr, true);
+		while (it.hasNext()) {
+
+			Address addr = it.next();
+			if (addr.compareTo(endAddress) > 0 ||
+				// Note: check for wrapping - temporary work-around
+				addr.compareTo(cu.getMinAddress()) <= 0) {
+				break;
+			}
+
+			if (max == symbols.size()) {
+				hasMore = true;
+				return;
+			}
+
+			Symbol s = symbolTable.getPrimarySymbol(addr);
+			symbols.addOffcut(s);
+		}
+
+		SymbolIterator symIter = symbolTable.getSymbolIterator(nextAddr, true);
+		while (symIter.hasNext()) {
+
+			Symbol s = symIter.next();
+			Address addr = s.getAddress();
+			if (addr.compareTo(endAddress) > 0 ||
+				// Note: check for wrapping - temporary work-around
+				addr.compareTo(cu.getMinAddress()) <= 0) {
+				break;
+			}
+
+			if (max == symbols.size()) {
+				hasMore = true;
+				return;
+			}
+
+			// remove to handle the case where this symbol was added in the above loop
+			symbols.removeOffct(s);
+			symbols.addOffcut(s);
+		}
+	}
+
+	/**
+	 * A simple class to hold all real and offcut symbols for a given code unit.  The client will
+	 * limit the number of symbols added to this class.  The real symbols are loaded first, with any
+	 * remaining space filled with existing offcut symbols.
+	 */
+	public class Symbols {
+
+		private List<Symbol> realSymbols = new ArrayList<>();
+		private List<Symbol> offcutSymbols = new ArrayList<>();
+
+		void addOffcut(Symbol s) {
+			offcutSymbols.add(s);
+		}
+
+		void removeOffct(Symbol s) {
+			offcutSymbols.remove(s);
+		}
+
+		void add(Symbol s) {
+			realSymbols.add(s);
+		}
+
+		void add(int index, Symbol s) {
+			realSymbols.add(index, s);
+		}
+
+		void remove(Symbol s) {
+			realSymbols.remove(s);
+		}
+
+		int size() {
+			return offcutSymbols.size() + realSymbols.size();
+		}
+
+		Symbol get(int index) {
+
+			if (index < offcutSymbols.size()) {
+				return offcutSymbols.get(index);
+			}
+
+			int updatedIndex = index - offcutSymbols.size();
+			return realSymbols.get(updatedIndex);
+		}
+
+		public List<Symbol> getAllSymbols() {
+			List<Symbol> list = new ArrayList<>();
+
+			list.addAll(realSymbols);
+			list.addAll(offcutSymbols);
+
+			return list;
+		}
+
+		List<Symbol> getOffcuts() {
+			return Collections.unmodifiableList(offcutSymbols);
+		}
+
+		void reverseSymbols() {
+			realSymbols = realSymbols.reversed();
+		}
+
+		@Override
+		public String toString() {
+			return Json.toString(this);
+		}
+	}
+}

Ghidra/Features/Base/src/main/java/ghidra/app/util/viewer/field/XRefFieldMouseHandler.java

@@ -30,7 +30,7 @@ import ghidra.program.model.symbol.Reference;
 import ghidra.program.util.*;
 
 /**
- * A handler to process {@link XRefFieldMouseHandler} clicks
+ * A handler to process XRef field clicks
  */
 public class XRefFieldMouseHandler implements FieldMouseHandlerExtension {
 

Ghidra/Features/Base/src/main/java/ghidra/program/model/listing/CodeUnitFormat.java

@@ -1367,7 +1367,7 @@ public class CodeUnitFormat {
 		if (symbolAddress.isMemoryAddress()) {
 			CodeUnit cu = program.getListing().getCodeUnitContaining(symbolAddress);
 			if (isOffcut(symbolAddress, cu)) {
-				return getOffcutLabelString(symbolAddress, cu, markupAddress);
+				return getOffcutLabelString(symbolAddress, cu, markupAddress, symbol);
 			}
 			else if (isStringData(cu)) {
 				return getLabelStringForStringData((Data) cu, symbol);
@@ -1408,10 +1408,11 @@ public class CodeUnitFormat {
 		return prefix + UNDERSCORE + SymbolUtilities.getAddressString(symbol.getAddress());
 	}
 
-	public String getOffcutLabelString(Address offcutAddress, CodeUnit cu, Address markupAddress) {
+	public String getOffcutLabelString(Address offcutAddress, CodeUnit cu, Address markupAddress,
+			Symbol symbol) {
 		if (cu instanceof Instruction) {
 			return getOffcutLabelStringForInstruction(offcutAddress, (Instruction) cu,
-				markupAddress);
+				markupAddress, symbol);
 		}
 		return getOffcutDataString(offcutAddress, (Data) cu);
 	}
@@ -1460,17 +1461,22 @@ public class CodeUnitFormat {
 	 * @param offcutAddress address for which generated label represents
 	 * @param instruction instruction containing offcut address
 	 * @param markupAddress address where a label will be referenced from (may be null)
+	 * @param symbol an optional symbol that is used to generate the symbol name
 	 * @return generated offcut label
 	 */
 	protected String getOffcutLabelStringForInstruction(Address offcutAddress,
-			Instruction instruction, Address markupAddress) {
+			Instruction instruction, Address markupAddress, Symbol symbol) {
 		Program program = instruction.getProgram();
-		Symbol offsym = program.getSymbolTable().getPrimarySymbol(offcutAddress);
+
+		if (symbol == null) {
+			symbol = program.getSymbolTable().getPrimarySymbol(offcutAddress);
+		}
+
 		Address instructionAddress = instruction.getMinAddress();
 		long diff = offcutAddress.subtract(instructionAddress);
 		boolean decorate = false;		// we never decorate in the operand field
 		boolean simplify = true;		// we always simplify names of instruction labels
-		if (offsym.isDynamic()) {
+		if (symbol.isDynamic()) {
 			Symbol containingSymbol = program.getSymbolTable().getPrimarySymbol(instructionAddress);
 			if (containingSymbol != null) {
 				String displayName = containingSymbol.getName();
@@ -1481,7 +1487,7 @@ public class CodeUnitFormat {
 				return simplifyTemplate(displayName) + PLUS + SymbolUtilities.getDiffString(diff);
 			}
 		}
-		return getDefaultOffcutString(offsym, instruction, diff, decorate, simplify);
+		return getDefaultOffcutString(symbol, instruction, diff, decorate, simplify);
 	}
 
 	protected String addOffcutInformation(String prefix, String addressString, int diff,

Ghidra/Features/Base/src/test.slow/java/ghidra/app/plugin/core/label/OperandLabelDialogTest.java

@@ -4,9 +4,9 @@
  * 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.
@@ -20,7 +20,6 @@ import static org.junit.Assert.*;
 import org.junit.*;
 
 import docking.ActionContext;
-import docking.widgets.combobox.GhidraComboBox;
 import ghidra.app.events.ProgramLocationPluginEvent;
 import ghidra.app.plugin.core.codebrowser.CodeBrowserPlugin;
 import ghidra.framework.plugintool.PluginTool;
@@ -74,10 +73,9 @@ public class OperandLabelDialogTest extends AbstractGhidraHeadedIntegrationTest
 		performAction(setLabelAction, context, false);
 		waitForSwing();
 
-		OperandLabelDialog dialog = waitForDialogComponent(OperandLabelDialog.class);
+		SymbolChooserDialog dialog = waitForDialogComponent(SymbolChooserDialog.class);
-		GhidraComboBox<?> combo = (GhidraComboBox<?>) findComponentByName(dialog, "MYCHOICE");
 
-		setSelectedItem(combo, "bob");
+		setSelectedItem(dialog, "bob");
 
 		pressButtonByText(dialog, "OK");
 		waitForSwing();
@@ -91,10 +89,9 @@ public class OperandLabelDialogTest extends AbstractGhidraHeadedIntegrationTest
 		performAction(setLabelAction, context, false);
 		waitForSwing();
 
-		dialog = waitForDialogComponent(OperandLabelDialog.class);
+		dialog = waitForDialogComponent(SymbolChooserDialog.class);
-		combo = (GhidraComboBox<?>) findComponentByName(dialog, "MYCHOICE");
 
-		setSelectedItem(combo, "b");
+		setSelectedItem(dialog, "b");
 		pressButtonByText(dialog, "OK");
 
 		program.flushEvents();
@@ -108,7 +105,7 @@ public class OperandLabelDialogTest extends AbstractGhidraHeadedIntegrationTest
 		assertEquals("dword ptr [b]", cb.getCurrentFieldText());
 	}
 
-	private void setSelectedItem(GhidraComboBox<?> combo, String s) {
+	private void setSelectedItem(SymbolChooserDialog dialog, String item) {
-		runSwing(() -> combo.setSelectedItem(s));
+		runSwing(() -> dialog.setSelectedItem(item));
 	}
 }

Ghidra/Features/Base/src/test.slow/java/ghidra/app/util/viewer/field/LabelFieldFactoryTest.java

@@ -169,8 +169,9 @@ public class LabelFieldFactoryTest extends AbstractGhidraHeadedIntegrationTest {
 		ListingTextField tf = (ListingTextField) cb.getCurrentField();
 
 		// 4 offcut labels and one dynamic label
+		String actual = tf.getText();
 		assertEquals("LAB_01002000+1 LAB_01002000+2 LAB_01002000+3 LAB_01002000+4 LAB_01002000",
-			tf.getText()); // bad offcut put on instruction
+			actual); // bad offcut put on instruction
 
 		assertEquals(5, tf.getNumRows());
 	}

Ghidra/Framework/Docking/src/main/java/docking/widgets/fieldpanel/support/FieldLocation.java

@@ -93,6 +93,13 @@ public class FieldLocation implements Comparable<FieldLocation> {
 		this(BigInteger.valueOf(index), fieldNum, row, col);
 	}
 
+	/**
+	* Construct a new FieldLocation with the given index,fieldNum,row, and col.
+	* @param index the index of the layout containing the location
+	* @param fieldNum the index of the field in the layout containing the location
+	* @param row the text row in the field containing the location.
+	* @param col the character position in the row containing the location.
+	*/
 	public FieldLocation(BigInteger index, int fieldNum, int row, int col) {
 		this.index = index;
 		this.fieldNum = fieldNum;

Ghidra/Framework/Docking/src/main/java/docking/widgets/table/DynamicColumnTableModel.java

@@ -4,9 +4,9 @@
  * 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.
@@ -38,4 +38,21 @@ public interface DynamicColumnTableModel<ROW_TYPE>
 	 * @return the model index
 	 */
 	public int getColumnIndex(DynamicTableColumn<ROW_TYPE, ?, ?> column);
+
+	/**
+	 * Allows table models to create their own preference key.  
+	 * <p>
+	 * The preference key is used to save the column state of this configurable model.  All models
+	 * that share a preference key will share the same visible column state.  
+	 * The {@link GTableColumnModel} manages this state for the framework.  The column model will 
+	 * ask the table for its preference key, which will ask the model when not key has been set on
+	 * the table.  In the case that no key is set in the table or the model, a key will be created
+	 * based on the classname and default columns.
+	 * 
+	 * @return the preference key; the default value is null
+	 */
+	public default String getPreferenceKey() {
+		return null;
+	}
+
 }

Ghidra/Framework/Docking/src/main/java/docking/widgets/table/GTable.java

@@ -15,10 +15,10 @@
  */
 package docking.widgets.table;
 
-import static docking.DockingUtils.CONTROL_KEY_MODIFIER_MASK;
+import static docking.DockingUtils.*;
-import static docking.action.MenuData.NO_MNEMONIC;
+import static docking.action.MenuData.*;
-import static java.awt.event.InputEvent.SHIFT_DOWN_MASK;
+import static java.awt.event.InputEvent.*;
-import static javax.swing.ListSelectionModel.MULTIPLE_INTERVAL_SELECTION;
+import static javax.swing.ListSelectionModel.*;
 
 import java.awt.*;
 import java.awt.event.*;
@@ -636,7 +636,7 @@ public class GTable extends JTable {
 	}
 
 	/**
-	 * {@return the underlying ConfigurableColumnTableModel if one is in-use}
+	 * {@return the underlying ConfigurableColumnTableModel if one is in use}
 	 */
 	public ConfigurableColumnTableModel getConfigurableColumnTableModel() {
 		TableModel model = getUnwrappedTableModel();
@@ -646,6 +646,17 @@ public class GTable extends JTable {
 		return null;
 	}
 
+	/**
+	 * {@return the underlying DynamicColumnTableModel if one is in use}
+	 */
+	public DynamicColumnTableModel<?> getDynamicTableModel() {
+		TableModel model = getUnwrappedTableModel();
+		if (model instanceof DynamicColumnTableModel<?>) {
+			return (DynamicColumnTableModel<?>) model;
+		}
+		return null;
+	}
+
 	/**
 	 * Unrolls the current model by checking if the current model is inside of a wrapper table
 	 * model.
@@ -912,7 +923,17 @@ public class GTable extends JTable {
 	 * @see #setPreferenceKey(String)
 	 */
 	public String getPreferenceKey() {
-		return preferenceKey;
+		if (preferenceKey != null) {
+			// prefer the key that has been set programmatically
+			return preferenceKey;
+		}
+
+		DynamicColumnTableModel<?> dynamicModel = getDynamicTableModel();
+		if (dynamicModel != null) {
+			return dynamicModel.getPreferenceKey();
+		}
+
+		return null;
 	}
 
 	/**

Ghidra/Framework/Project/src/main/java/ghidra/framework/cmd/CompoundCmd.java

@@ -4,9 +4,9 @@
  * 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.
@@ -15,9 +15,9 @@
  */
 package ghidra.framework.cmd;
 
-import ghidra.framework.model.DomainObject;
+import java.util.*;
 
-import java.util.ArrayList;
+import ghidra.framework.model.DomainObject;
 
 /**
  * Implementation for multiple commands that are done as a unit.
@@ -28,7 +28,7 @@ import java.util.ArrayList;
  * @param <T> {@link DomainObject} implementation interface
  */
 public class CompoundCmd<T extends DomainObject> implements Command<T> {
-	private ArrayList<Command<T>> cmds;
+	private List<Command<T>> cmds;
 	private String statusMsg;
 	private String name;
 
@@ -81,4 +81,10 @@ public class CompoundCmd<T extends DomainObject> implements Command<T> {
 		return cmds.size();
 	}
 
+	/**
+	 * {@return the commands in this compound command}
+	 */
+	public List<Command<T>> getCommands() {
+		return Collections.unmodifiableList(cmds);
+	}
 }

Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/symbol/SymbolTable.java

@@ -65,7 +65,7 @@ public interface SymbolTable {
 	 * @param name the name of the symbol
 	 * @param source the source of this symbol.  In general, a source of {@link SourceType#DEFAULT} 
 	 *             should never be specified using this method.
-	 * @return new labe or function symbol
+	 * @return new label or function symbol
 	 * @throws InvalidInputException if name contains white space, is zero length, or is null for
 	 *             non-default source
 	 * @throws IllegalArgumentException if {@link SourceType#DEFAULT} is improperly specified, or 
@@ -463,7 +463,7 @@ public interface SymbolTable {
 	/**
 	 * Get all the symbols of the given type within the given address set.
 	 * <p>
-	 * <b>NOTE:</b> All external symbols will be omiitted unless the full 
+	 * <b>NOTE:</b> All external symbols will be omitted unless the full 
 	 * {@link AddressSpace#EXTERNAL_SPACE} range is included within the specified address set
 	 * or a null addressSet is specified.  All global dynamic label symbols will be omitted.
 	 * 

Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/util/CodeUnitLocation.java

@@ -4,9 +4,9 @@
  * 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.
@@ -36,8 +36,8 @@ public class CodeUnitLocation extends ProgramLocation {
 	 * @param componentPath if this is not null it is the path to a data
 	 * component inside of another data component
 	 * @param row the row within the field.
-	 * @param col - the display item index on the given row. (Note most fields only have one display item per row)
+	 * @param col the display item index on the given row. (Note most fields only have one display item per row)
-	 * @param charOffset - the character offset within the display item.
+	 * @param charOffset the character offset within the display item.
 	 *
 	 */
 	public CodeUnitLocation(Program program, Address addr, int[] componentPath, int row, int col,
@@ -53,8 +53,8 @@ public class CodeUnitLocation extends ProgramLocation {
 	 * @param componentPath if this is not null it is the path to a data
 	 * component inside of another data component
 	 * @param row the row within the field.
-	 * @param col - the display item index on the given row. (Note most fields only have one display item per row)
+	 * @param col the display item index on the given row. (Note most fields only have one display item per row)
-	 * @param charOffset - the character offset within the display item.
+	 * @param charOffset the character offset within the display item.
 	 *
 	 */
 	protected CodeUnitLocation(Program program, Address addr, Address byteAddr, int[] componentPath,
@@ -70,8 +70,8 @@ public class CodeUnitLocation extends ProgramLocation {
 	 * @param program the program for obtaining the code unit
 	 * @param addr address of the location; should not be null
 	 * @param row the row within the field.
-	 * @param col - the display item index on the given row. (Note most fields only have one display item per row)
+	 * @param col the display item index on the given row. (Note most fields only have one display item per row)
-	 * @param charOffset - the character offset within the display item.
+	 * @param charOffset the character offset within the display item.
 	 *
 	 */
 	public CodeUnitLocation(Program program, Address addr, int row, int col, int charOffset) {

Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/util/MoreLabelFieldLocation.java

@@ -0,0 +1,40 @@
+/* ###
+ * 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.program.util;
+
+import ghidra.program.model.address.Address;
+import ghidra.program.model.listing.Program;
+
+/**
+ * Represents the '[more]' text used by the label field factory.
+ */
+public class MoreLabelFieldLocation extends CodeUnitLocation {
+
+	public static final String MORE_LABELS_STRING = "[more]";
+
+	public MoreLabelFieldLocation() {
+		// for serialization
+	}
+
+	public MoreLabelFieldLocation(Program p, Address addr, int row, int charOffset) {
+		super(p, addr, row, 0, charOffset);
+	}
+
+	@Override
+	public String toString() {
+		return MORE_LABELS_STRING;
+	}
+}

Ghidra/Test/IntegrationTest/src/screen/java/help/screenshot/LabelMgrPluginScreenShots.java

@@ -21,8 +21,8 @@ import javax.swing.*;
 
 import org.junit.Test;
 
-import docking.widgets.combobox.GhidraComboBox;
+import ghidra.app.plugin.core.label.LabelHistoryDialog;
-import ghidra.app.plugin.core.label.*;
+import ghidra.app.plugin.core.label.LabelHistoryInputDialog;
 import ghidra.app.util.*;
 import ghidra.program.model.address.*;
 import ghidra.program.model.symbol.LabelHistory;
@@ -85,22 +85,6 @@ public class LabelMgrPluginScreenShots extends GhidraScreenShotGenerator {
 		captureDialog();
 	}
 
-	@Test
-	public void testSetLabel() {
-		LabelMgrPlugin plugin = getPlugin(tool, LabelMgrPlugin.class);
-		final OperandLabelDialog dialog = new OperandLabelDialog(plugin);
-		final GhidraComboBox<?> combo = (GhidraComboBox<?>) getInstanceField("myChoice", dialog);
-		runSwing(new Runnable() {
-			@Override
-			public void run() {
-				dialog.setTitle("Set Label at 004a671");
-				combo.setSelectedItem("LAB_0040a671");
-			}
-		});
-		showDialogWithoutBlocking(tool, dialog);
-		captureDialog(350, 116);
-	}
-
 	@Test
 	public void testShowLabelHistory() {
 		AddressSpace space = new GenericAddressSpace("Test", 32, AddressSpace.TYPE_RAM, 0);