GP-1699 - Updated script 'ask' methods to place widget building on the Swing thread

Ghidra/Features/Base/src/main/java/ghidra/app/script/GhidraScript.java

@@ -17,14 +17,10 @@ package ghidra.app.script;
 
 import java.awt.Color;
 import java.io.*;
-import java.lang.reflect.InvocationTargetException;
 import java.rmi.ConnectException;
 import java.util.*;
-import java.util.concurrent.atomic.AtomicReference;
+import java.util.concurrent.atomic.AtomicBoolean;
 
-import javax.swing.SwingUtilities;
-
-import docking.DockingWindowManager;
 import docking.widgets.OptionDialog;
 import docking.widgets.dialogs.MultiLineMessageDialog;
 import docking.widgets.filechooser.GhidraFileChooser;
@@ -87,12 +83,12 @@ import ghidra.util.task.TaskMonitor;
  * When you create a new script using the script manager,
  * you will automatically receive a source code stub (as shown below).
  * <pre>
- *  //TODO write a description for this script
+ *  // TODO write a description for this script
  *
  * 	public class NewScript extends GhidraScript {
  *
  * 		public void run() throws Exception {
- * 			//TODO Add User Code Here
+ * 			// TODO Add User Code Here
  * 		}
  * 	}
  * </pre>
@@ -565,7 +561,7 @@ public abstract class GhidraScript extends FlatProgramAPI {
 			// only change client authenticator in headless mode
 			try {
 				HeadlessClientAuthenticator
-					.installHeadlessClientAuthenticator(ClientUtil.getUserName(), null, false);
+						.installHeadlessClientAuthenticator(ClientUtil.getUserName(), null, false);
 			}
 			catch (IOException e) {
 				throw new RuntimeException("Unexpected Exception", e);
@@ -1340,10 +1336,9 @@ public abstract class GhidraScript extends FlatProgramAPI {
 				Msg.error(this, errorBuffer.toString());
 			}
 			else {
-				MultiLineMessageDialog dialog = new MultiLineMessageDialog("Analysis Options",
+				MultiLineMessageDialog.showMessageDialog(null, "Analysis Options",
 					"Ghidra encountered error(s) when attempting to set analysis options.",
-					errorBuffer.toString(), MultiLineMessageDialog.WARNING_MESSAGE, false);
-				DockingWindowManager.showDialog(null, dialog);
+					errorBuffer.toString(), MultiLineMessageDialog.WARNING_MESSAGE);
 			}
 		}
 	}
@@ -1366,10 +1361,9 @@ public abstract class GhidraScript extends FlatProgramAPI {
 				Msg.error(this, errorMsg);
 			}
 			else {
-				MultiLineMessageDialog dialog = new MultiLineMessageDialog("Analysis Options",
+				MultiLineMessageDialog.showMessageDialog(null, "Analysis Options",
 					"Ghidra encountered error(s) when attempting to set analysis options.",
-					errorMsg, MultiLineMessageDialog.WARNING_MESSAGE, false);
-				DockingWindowManager.showDialog(null, dialog);
+					errorMsg, MultiLineMessageDialog.WARNING_MESSAGE);
 			}
 		}
 	}
@@ -1796,23 +1790,8 @@ public abstract class GhidraScript extends FlatProgramAPI {
 			Msg.info(this, message);
 		}
 		else {
-
-			final String name = getClass().getName();
-			if (SwingUtilities.isEventDispatchThread()) {
-				Msg.showInfo(getClass(), null, name, message);
-			}
-			else {
-				try {
-					SwingUtilities
-						.invokeAndWait(() -> Msg.showInfo(getClass(), null, name, message));
-				}
-				catch (InterruptedException e) {
-					// shouldn't happen
-				}
-				catch (InvocationTargetException e) {
-					// shouldn't happen
-				}
-			}
+			String name = getClass().getName();
+			Msg.showInfo(getClass(), null, name, message);
 		}
 	}
 
@@ -1981,7 +1960,7 @@ public abstract class GhidraScript extends FlatProgramAPI {
 
 		T lastValue = (mappedValue != null) ? mappedValue : defaultValue;
 
-		T newValue = asker.apply(lastValue); // may be cancelled
+		T newValue = swing(asker, lastValue); // may be cancelled
 
 		map.put(clazz, newValue);
 		return newValue;
@@ -2039,22 +2018,17 @@ public abstract class GhidraScript extends FlatProgramAPI {
 		File choice = doAsk(File.class, title, approveButtonText, existingValue, lastValue -> {
 
 			GhidraFileChooser chooser = new GhidraFileChooser(null);
-			AtomicReference<File> ref = new AtomicReference<>();
-
-			Runnable r = () -> {
-				chooser.setSelectedFile(lastValue);
-				chooser.setTitle(title);
-				chooser.setApproveButtonText(approveButtonText);
-				chooser.setFileSelectionMode(GhidraFileChooserMode.FILES_ONLY);
-				ref.set(chooser.getSelectedFile());
-			};
-			Swing.runNow(r);
+			chooser.setSelectedFile(lastValue);
+			chooser.setTitle(title);
+			chooser.setApproveButtonText(approveButtonText);
+			chooser.setFileSelectionMode(GhidraFileChooserMode.FILES_ONLY);
+			File file = chooser.getSelectedFile();
 
 			if (chooser.wasCancelled()) {
 				throw new CancelledException();
 			}
 
-			return ref.get();
+			return file;
 		});
 
 		return choice;
@@ -2121,22 +2095,17 @@ public abstract class GhidraScript extends FlatProgramAPI {
 		File choice = doAsk(DIRECTORY.class, title, approveButtonText, existingValue, lastValue -> {
 
 			GhidraFileChooser chooser = new GhidraFileChooser(null);
-			AtomicReference<File> ref = new AtomicReference<>();
-
-			Runnable r = () -> {
-				chooser.setSelectedFile(lastValue);
-				chooser.setTitle(title);
-				chooser.setApproveButtonText(approveButtonText);
-				chooser.setFileSelectionMode(GhidraFileChooserMode.DIRECTORIES_ONLY);
-				ref.set(chooser.getSelectedFile());
-			};
-			Swing.runNow(r);
+			chooser.setSelectedFile(lastValue);
+			chooser.setTitle(title);
+			chooser.setApproveButtonText(approveButtonText);
+			chooser.setFileSelectionMode(GhidraFileChooserMode.DIRECTORIES_ONLY);
+			File file = chooser.getSelectedFile();
 
 			if (chooser.wasCancelled()) {
 				throw new CancelledException();
 			}
 
-			return ref.get();
+			return file;
 		});
 
 		return choice;
@@ -2230,19 +2199,13 @@ public abstract class GhidraScript extends FlatProgramAPI {
 			doAsk(clazz, title, approveButtonText, existingValue, lastValue -> {
 
 				SelectLanguageDialog dialog = new SelectLanguageDialog(title, approveButtonText);
-				AtomicReference<LanguageCompilerSpecPair> ref = new AtomicReference<>();
-
-				Runnable r = () -> {
-					dialog.setSelectedLanguage(lastValue);
-					ref.set(dialog.getSelectedLanguage());
-				};
-				Swing.runNow(r);
-
+				dialog.setSelectedLanguage(lastValue);
+				dialog.show();
 				if (dialog.wasCancelled()) {
 					throw new CancelledException();
 				}
 
-				return ref.get();
+				return dialog.getSelectedLanguage();
 			});
 
 		return choice;
@@ -2309,21 +2272,12 @@ public abstract class GhidraScript extends FlatProgramAPI {
 		DomainFolder choice = doAsk(Program.class, title, "", existingValue, lastValue -> {
 
 			DataTreeDialog dtd = new DataTreeDialog(null, title, DataTreeDialog.CHOOSE_FOLDER);
-			AtomicReference<DomainFolder> ref = new AtomicReference<>();
-
-			dtd.addOkActionListener(e -> {
-				ref.set(dtd.getDomainFolder());
-				dtd.close();
-			});
-
-			Runnable r = () -> dtd.showComponent();
-			Swing.runNow(r);
-
+			dtd.show();
 			if (dtd.wasCancelled()) {
 				throw new CancelledException();
 			}
 
-			return ref.get();
+			return dtd.getDomainFolder();
 		});
 
 		return choice;
@@ -2676,21 +2630,12 @@ public abstract class GhidraScript extends FlatProgramAPI {
 		DomainFile choice = doAsk(Program.class, title, "", existingValue, lastValue -> {
 
 			DataTreeDialog dtd = new DataTreeDialog(null, title, DataTreeDialog.OPEN);
-			AtomicReference<DomainFile> ref = new AtomicReference<>();
-
-			dtd.addOkActionListener(e -> {
-				ref.set(dtd.getDomainFile());
-				dtd.close();
-			});
-
-			Runnable r = () -> dtd.showComponent();
-			Swing.runNow(r);
-
+			dtd.show();
 			if (dtd.wasCancelled()) {
 				throw new CancelledException();
 			}
 
-			return ref.get();
+			return dtd.getDomainFile();
 		});
 
 		if (choice == null) {
@@ -2768,21 +2713,12 @@ public abstract class GhidraScript extends FlatProgramAPI {
 		DomainFile choice = doAsk(DomainFile.class, title, message, existingValue, lastValue -> {
 
 			DataTreeDialog dtd = new DataTreeDialog(null, title, DataTreeDialog.OPEN);
-			AtomicReference<DomainFile> ref = new AtomicReference<>();
-
-			dtd.addOkActionListener(e -> {
-				ref.set(dtd.getDomainFile());
-				dtd.close();
-			});
-
-			Runnable r = () -> dtd.showComponent();
-			Swing.runNow(r);
-
+			dtd.show();
 			if (dtd.wasCancelled()) {
 				throw new CancelledException();
 			}
 
-			return ref.get();
+			return dtd.getDomainFile();
 		});
 
 		return choice;
@@ -3170,18 +3106,14 @@ public abstract class GhidraScript extends FlatProgramAPI {
 		Class<?> clazz = choices.get(0).getClass();
 		List<T> choice = doAsk(clazz, title, message, existingValue, lastValue -> {
 
-			AtomicReference<List<T>> reference = new AtomicReference<>();
 			MultipleOptionsDialog<T> dialog =
 				new MultipleOptionsDialog<>(title, message, choices, true);
-
-			Runnable r = () -> reference.set(dialog.getUserChoices());
-			Swing.runNow(r);
-
+			dialog.show();
 			if (dialog.isCanceled()) {
 				throw new CancelledException();
 			}
 
-			return reference.get();
+			return dialog.getUserChoices();
 		});
 
 		return choice;
@@ -3247,18 +3179,14 @@ public abstract class GhidraScript extends FlatProgramAPI {
 		Class<?> clazz = choices.get(0).getClass();
 		List<T> choice = doAsk(clazz, title, message, existingValue, lastValue -> {
 
-			AtomicReference<List<T>> reference = new AtomicReference<>();
 			MultipleOptionsDialog<T> dialog =
 				new MultipleOptionsDialog<>(title, message, choices, choiceLabels, true);
-
-			Runnable r = () -> reference.set(dialog.getUserChoices());
-			Swing.runNow(r);
-
+			dialog.show();
 			if (dialog.isCanceled()) {
 				throw new CancelledException();
 			}
 
-			return reference.get();
+			return dialog.getUserChoices();
 		});
 
 		return choice;
@@ -3742,22 +3670,20 @@ public abstract class GhidraScript extends FlatProgramAPI {
 		Swing.runLater(runnable);
 	}
 
-	private void show(final String title, final TableService table,
-			final AddressSetView addresses) {
+	private void show(String title, TableService table, AddressSetView addresses) {
 		PluginTool tool = state.getTool();
 		if (tool == null) {
 			println("Couldn't show table!");
 			return;
 		}
 
-		Runnable runnable = () -> {
+		Swing.runLater(() -> {
 			AddressSetTableModel model =
 				new AddressSetTableModel(title, state.getTool(), currentProgram, addresses, null);
 			TableComponentProvider<Address> tableProvider = table.showTableWithMarkers(title,
 				"GhidraScript", model, Color.GREEN, null, "Script Results", null);
 			tableProvider.installRemoveItemsAction();
-		};
-		Swing.runLater(runnable);
+		});
 	}
 
 	private Map<Class<?>, Object> getScriptMap(String title, String message) {
@@ -3780,4 +3706,26 @@ public abstract class GhidraScript extends FlatProgramAPI {
 		}
 		return buffer.toString();
 	}
+
+	private static <T> T swing(CancellableFunction<T, T> f, T t) throws CancelledException {
+
+		AtomicBoolean wasCancelled = new AtomicBoolean();
+		T result = Swing.runNow(() -> {
+
+			try {
+				return f.apply(t);
+			}
+			catch (CancelledException e) {
+				wasCancelled.set(true);
+				return null;
+			}
+		});
+
+		if (wasCancelled.get()) {
+			throw new CancelledException();
+		}
+
+		return result;
+	}
+
 }

Ghidra/Features/Base/src/main/java/ghidra/app/script/MultipleOptionsDialog.java

@@ -28,7 +28,6 @@ import docking.DialogComponentProvider;
 import docking.DockingWindowManager;
 import docking.widgets.checkbox.GCheckBox;
 import docking.widgets.label.GLabel;
-import ghidra.util.Msg;
 
 public class MultipleOptionsDialog<T> extends DialogComponentProvider {
 
@@ -104,21 +103,10 @@ public class MultipleOptionsDialog<T> extends DialogComponentProvider {
 		addWorkPanel(panel);
 		addOKButton();
 		addCancelButton();
+	}
 
-		if (SwingUtilities.isEventDispatchThread()) {
-			DockingWindowManager.showDialog(null, this);
-		}
-		else {
-			try {
-				SwingUtilities.invokeAndWait(
-					() -> DockingWindowManager.showDialog(null, MultipleOptionsDialog.this));
-			}
-			catch (Exception e) {
-				Msg.error(this, "Unable to get choices from the user; error showing dialog - " +
-					e.getMessage());
-			}
-		}
-
+	public void show() {
+		DockingWindowManager.showDialog(null, this);
 	}
 
 	@Override

Ghidra/Features/Base/src/main/java/ghidra/app/script/SelectLanguageDialog.java

@@ -19,12 +19,11 @@ import docking.DialogComponentProvider;
 import docking.DockingWindowManager;
 import ghidra.plugin.importer.NewLanguagePanel;
 import ghidra.program.model.lang.LanguageCompilerSpecPair;
-import ghidra.util.SystemUtilities;
+import ghidra.util.Swing;
 
 public class SelectLanguageDialog extends DialogComponentProvider {
 
 	private NewLanguagePanel languagePanel;
-	private boolean actionComplete = false;
 	private LanguageCompilerSpecPair selectedLcsPair;
 	private boolean wasCancelled = false;
 
@@ -47,7 +46,6 @@ public class SelectLanguageDialog extends DialogComponentProvider {
 	@Override
 	protected void okCallback() {
 		if (checkInput()) {
-			actionComplete = true;
 			selectedLcsPair = languagePanel.getSelectedLcsPair();
 			close();
 		}
@@ -74,18 +72,14 @@ public class SelectLanguageDialog extends DialogComponentProvider {
 	}
 
 	void setSelectedLanguage(LanguageCompilerSpecPair language) {
-		SystemUtilities.runSwingNow(() -> languagePanel.setSelectedLcsPair(language));
+		Swing.runNow(() -> languagePanel.setSelectedLcsPair(language));
 	}
 
 	public LanguageCompilerSpecPair getSelectedLanguage() {
-
-		SystemUtilities.runSwingNow(() -> showDialog());
 		return selectedLcsPair;
 	}
 
-	private void showDialog() {
-		selectedLcsPair = null;
-		actionComplete = false;
+	public void show() {
 		DockingWindowManager.showDialog(null, this);
 	}
 }

Ghidra/Features/Base/src/main/java/ghidra/framework/main/DataTreeDialog.java

@@ -32,10 +32,12 @@ import docking.widgets.label.GDLabel;
 import docking.widgets.label.GLabel;
 import docking.widgets.tree.support.GTreeSelectionEvent;
 import docking.widgets.tree.support.GTreeSelectionListener;
+import ghidra.framework.main.datatree.DialogProjectTreeContext;
 import ghidra.framework.main.datatree.ProjectDataTreePanel;
 import ghidra.framework.main.projectdata.actions.*;
 import ghidra.framework.model.*;
 import ghidra.util.Msg;
+import ghidra.util.Swing;
 import ghidra.util.exception.AssertException;
 import ghidra.util.layout.PairLayout;
 
@@ -56,8 +58,7 @@ public class DataTreeDialog extends DialogComponentProvider
 	/**
 	 * Dialog type for choosing a user folder.
 	 */
-	public final static int CHOOSE_FOLDER = 2; // choose only a
-	// folder owned by the user
+	public final static int CHOOSE_FOLDER = 2;
 	/**
 	 * Dialog type for creating domain data files.
 	 */
@@ -85,9 +86,9 @@ public class DataTreeDialog extends DialogComponentProvider
 	private String pendingNameText;
 	private DomainFolder pendingDomainFolder;
 
-	private ProjectDataExpandAction expandAction;
-	private ProjectDataCollapseAction collapseAction;
-	private ProjectDataNewFolderAction newFolderAction;
+	private ProjectDataExpandAction<DialogProjectTreeContext> expandAction;
+	private ProjectDataCollapseAction<DialogProjectTreeContext> collapseAction;
+	private ProjectDataNewFolderAction<DialogProjectTreeContext> newFolderAction;
 
 	private Integer treeSelectionMode;
 
@@ -188,15 +189,22 @@ public class DataTreeDialog extends DialogComponentProvider
 		return treePanel.getActionContext(null, event);
 	}
 
-	public void showComponent() {
+	public void show() {
 		doSetup();
 		DockingWindowManager.showDialog(parent, this);
 	}
 
+	/**
+	 * Shows this dialog.  The preferred show method is {@link #show()}, as it is the preferred 
+	 * nomenclature.
+	 */
+	public void showComponent() {
+		show();
+	}
+
 	@Override
 	protected void dialogShown() {
 		if (!comboModelInitialized) {
-			// make sure the combo box model has been populated
 			doSetup();
 		}
 	}
@@ -255,9 +263,6 @@ public class DataTreeDialog extends DialogComponentProvider
 		}
 	}
 
-	/**
-	 * Get the name from the name field.
-	 */
 	public String getNameText() {
 		return nameField.getText();
 	}
@@ -275,7 +280,16 @@ public class DataTreeDialog extends DialogComponentProvider
 	 * @return null if there was no domain file selected
 	 */
 	public DomainFile getDomainFile() {
-		if (domainFile == null && !cancelled) {
+
+		if (domainFile != null) {
+			return domainFile;
+		}
+
+		if (cancelled) {
+			return null;
+		}
+
+		if (treePanel != null) {
 			domainFile = treePanel.getSelectedDomainFile();
 		}
 		return domainFile;
@@ -293,8 +307,7 @@ public class DataTreeDialog extends DialogComponentProvider
 	}
 
 	/**
-	 * TreeSelectionListener method that is called whenever the value of the
-	 * selection changes.
+	 * TreeSelectionListener method that is called whenever the value of the selection changes.
 	 * @param e the event that characterizes the change.
 	 */
 	@Override
@@ -364,31 +377,23 @@ public class DataTreeDialog extends DialogComponentProvider
 		setOkEnabled((text != null) && !text.isEmpty());
 	}
 
-	/**
-	 * Action listener for the project combo box.
-	 * @param e event generated when a selection is made in the combo box
-	 */
 	@Override
-	public void actionPerformed(ActionEvent e) {
+	public void actionPerformed(ActionEvent event) {
 		int index = projectComboBox.getSelectedIndex();
 		if (index < 0) {
 			return;
 		}
-		Project project = AppInfo.getActiveProject();
-		try {
-			ProjectData pd = project.getProjectData(projectLocators[index]);
 
-			if (pd == null) {
-				Msg.showError(getClass(), getComponent(), "Error Getting Project Data",
-					"Could not get project data for " + projectLocators[index].getName());
-			}
-			else {
-				treePanel.setProjectData(projectLocators[index].getName(), pd);
-			}
+		Project project = AppInfo.getActiveProject();
+		ProjectLocator projectLocator = projectLocators[index];
+		ProjectData pd = project.getProjectData(projectLocator);
+		String projectName = projectLocator.getName();
+		if (pd == null) {
+			Msg.showError(this, getComponent(), "Error Getting Project Data",
+				"Could not get project data for " + projectName);
 		}
-		catch (Exception exc) {
-			Msg.showError(getClass(), getComponent(), "Error Getting Project Data", exc.toString(),
-				exc);
+		else {
+			treePanel.setProjectData(projectName, pd);
 		}
 	}
 
@@ -396,19 +401,17 @@ public class DataTreeDialog extends DialogComponentProvider
 	 * Select the root folder in the tree.
 	 */
 	public void selectRootDataFolder() {
-		SwingUtilities.invokeLater(() -> treePanel.selectRootDataFolder());
+		Swing.runLater(() -> treePanel.selectRootDataFolder());
 	}
 
 	/**
 	 * Select the node that corresponds to the given domain file.
+	 * @param file the file
 	 */
-	public void selectDomainFile(final DomainFile file) {
-		SwingUtilities.invokeLater(() -> treePanel.selectDomainFile(file));
+	public void selectDomainFile(DomainFile file) {
+		Swing.runLater(() -> treePanel.selectDomainFile(file));
 	}
 
-	/* (non-Javadoc)
-	 * @see docking.DialogComponentProvider#close()
-	 */
 	@Override
 	public void close() {
 		super.close();
@@ -420,10 +423,6 @@ public class DataTreeDialog extends DialogComponentProvider
 		comboModelInitialized = false;
 	}
 
-	/**
-	 * Define the Main panel for the dialog here.
-	 * @return JPanel the completed <CODE>Main Panel</CODE>
-	 */
 	protected JPanel buildMainPanel() {
 
 		JPanel panel = new JPanel();
@@ -445,9 +444,6 @@ public class DataTreeDialog extends DialogComponentProvider
 		return panel;
 	}
 
-	/**
-	 * Gets called when the user clicks on the OK Action for the dialog.
-	 */
 	@Override
 	protected void okCallback() {
 		cancelled = false;
@@ -463,17 +459,12 @@ public class DataTreeDialog extends DialogComponentProvider
 		return cancelled;
 	}
 
-	/**
-	 * Called when user hits the cancel button.
-	 */
 	@Override
 	protected void cancelCallback() {
 		cancelled = true;
 		close();
 	}
 
-	/////////////////////////////////////////////////////////////////////
-
 	/**
 	 * Create the data tree panel.
 	 */
@@ -653,13 +644,10 @@ public class DataTreeDialog extends DialogComponentProvider
 		searchString = string;
 	}
 
-	/////////////////////////////////////////////////////////////////////
 	private class FieldKeyListener extends KeyAdapter {
-
 		@Override
 		public void keyPressed(KeyEvent e) {
 			clearStatusText();
 		}
 	}
-
 }

Ghidra/Features/Base/src/test.slow/java/ghidra/app/script/GhidraScriptAskMethodsTest.java

@@ -98,12 +98,10 @@ public class GhidraScriptAskMethodsTest extends AbstractGhidraHeadedIntegrationT
 		// if we get here, then no exception happened--good!
 	}
 
-	/**
+	/*
 	 * Test that askBytes method auto-populates dialog with value in .properties file.
 	 *
 	 * Also test that subsequent calls to the dialog show the last-used value.
-	 *
-	 * @throws Exception
 	 */
 	@Test
 	public void testAskBytes() throws Exception {
@@ -309,12 +307,10 @@ public class GhidraScriptAskMethodsTest extends AbstractGhidraHeadedIntegrationT
 		assertEquals(anotherTempFile, myFile[0]);
 	}
 
-	/**
+	/*
 	 * Test that askDirectory method auto-populates dialog with value in .properties file.
 	 *
 	 * Also test that subsequent calls to the dialog show the last-used value.
-	 *
-	 * @throws Exception
 	 */
 	@Test
 	public void testAskDirectory() throws Exception {
@@ -416,12 +412,10 @@ public class GhidraScriptAskMethodsTest extends AbstractGhidraHeadedIntegrationT
 		FileUtilities.deleteDir(anotherTempSubDir);
 	}
 
-	/**
+	/*
 	 * Test that askLanguage method auto-populates dialog with value in .properties file.
 	 *
 	 * Also test that subsequent calls to the dialog show the last-used value.
-	 *
-	 * @throws Exception
 	 */
 	@Test
 	public void testAskLanguage() throws Exception {
@@ -662,11 +656,9 @@ public class GhidraScriptAskMethodsTest extends AbstractGhidraHeadedIntegrationT
 		assertEquals(choice_eenie, chosen);
 	}
 
-	/**
+	/*
 	 * Test that askChoice method auto-populates dialog with user-supplied default value (in the
 	 * absence of a .properties file).
-	 *
-	 * @throws Exception
 	 */
 	@Test
 	public void testAskChoiceDefaultValue() throws Exception {

Ghidra/Features/FunctionID/src/main/java/ghidra/feature/fid/plugin/PopulateFidDialog.java

@@ -171,6 +171,7 @@ public class PopulateFidDialog extends DialogComponentProvider {
 		browseButton.addActionListener(e -> {
 			SelectLanguageDialog selectLanguageDialog =
 				new SelectLanguageDialog("Select Language", "Ok");
+			selectLanguageDialog.show();
 			LanguageCompilerSpecPair selectedLanguage = selectLanguageDialog.getSelectedLanguage();
 			if (selectedLanguage != null) {
 				languageIdField.setText(selectedLanguage.languageID.toString());

Ghidra/Framework/Docking/src/main/java/docking/widgets/dialogs/MultiLineMessageDialog.java

@@ -28,6 +28,7 @@ import docking.widgets.OptionDialog;
 import docking.widgets.label.GIconLabel;
 import docking.widgets.label.GLabel;
 import ghidra.util.HTMLUtilities;
+import ghidra.util.Swing;
 
 public class MultiLineMessageDialog extends DialogComponentProvider {
 	/** Used for error messages. */
@@ -61,16 +62,21 @@ public class MultiLineMessageDialog extends DialogComponentProvider {
 	 */
 	public static void showModalMessageDialog(Component parent, String title, String shortMessage,
 			String detailedMessage, int messageType) {
-		MultiLineMessageDialog mlmd =
-			new MultiLineMessageDialog(title, shortMessage, detailedMessage, messageType, true);
-		DockingWindowManager.showDialog(parent, mlmd);
+		Swing.runNow(() -> {
+			MultiLineMessageDialog dialog =
+				new MultiLineMessageDialog(title, shortMessage, detailedMessage, messageType, true);
+			DockingWindowManager.showDialog(parent, dialog);
+		});
 	}
 
 	public static void showMessageDialog(Component parent, String title, String shortMessage,
 			String detailedMessage, int messageType) {
-		MultiLineMessageDialog mlmd =
-			new MultiLineMessageDialog(title, shortMessage, detailedMessage, messageType, false);
-		DockingWindowManager.showDialog(parent, mlmd);
+		Swing.runNow(() -> {
+			MultiLineMessageDialog dialog =
+				new MultiLineMessageDialog(title, shortMessage, detailedMessage, messageType,
+					false);
+			DockingWindowManager.showDialog(parent, dialog);
+		});
 	}
 
 	/**