Merge remote-tracking branch 'origin/GP-3547_ghidra1_DefaultSettingsFix'

Ghidra/Debug/Debugger/src/main/java/ghidra/app/plugin/core/debug/gui/stack/vars/VariableValueUtils.java

@@ -139,8 +139,7 @@ public enum VariableValueUtils {
 		}
 
 		@Override
-		protected Boolean evaluateLoad(Program program, PcodeOp op,
-				Map<Varnode, Boolean> already) {
+		protected Boolean evaluateLoad(Program program, PcodeOp op, Map<Varnode, Boolean> already) {
 			return evaluateVarnode(program, op.getInput(1), already);
 		}
 
@@ -180,9 +179,14 @@ public enum VariableValueUtils {
 			this.space = space;
 		}
 
+		@Override
+		public boolean isImmutableSettings() {
+			return true;
+		}
+
 		@Override
 		public boolean isChangeAllowed(SettingsDefinition settingsDefinition) {
-			return delegate.isChangeAllowed(settingsDefinition);
+			return false;
 		}
 
 		@Override
@@ -473,9 +477,8 @@ public enum VariableValueUtils {
 	 */
 	public static boolean hasFreshUnwind(PluginTool tool, DebuggerCoordinates coordinates) {
 		ListingUnwoundFrame innermost = locateInnermost(tool, coordinates);
-		if (innermost == null || !Objects.equals(innermost.getProgramCounter(),
-			getProgramCounter(coordinates.getPlatform(), coordinates.getThread(),
-				coordinates.getViewSnap()))) {
+		if (innermost == null || !Objects.equals(innermost.getProgramCounter(), getProgramCounter(
+			coordinates.getPlatform(), coordinates.getThread(), coordinates.getViewSnap()))) {
 			return false;
 		}
 		return true;
@@ -866,8 +869,7 @@ public enum VariableValueUtils {
 				address.isRegisterAddress()) {
 				settings = new DefaultSpaceSettings(settings, language.getDefaultSpace());
 			}
-			ByteMemBufferImpl buf =
-				new ByteMemBufferImpl(address, bytes, language.isBigEndian()) {
+			ByteMemBufferImpl buf = new ByteMemBufferImpl(address, bytes, language.isBigEndian()) {
 				@Override
 				public Memory getMemory() {
 					return coordinates.getView().getMemory();

Ghidra/Features/Base/src/main/help/help/topics/DataPlugin/Data.htm

@@ -786,12 +786,14 @@
       <P>To change the default settings for a given data type:</P>
 
       <OL>
-        <LI>Place the cursor on a data item of that type</LI>
+        <LI>Place the cursor on a data item of that type,</LI>
 
-        <LI>Press mouse-right to bring up the popup menu</LI>
+        <LI>Press mouse-right to bring up the popup menu,</LI>
 
         <LI>Select <B>Data<IMG src="help/shared/arrow.gif"> Default Settings...</B> to bring up
-        the default settings dialog</LI>
+        the default settings dialog.  This action may not be available in cases which do not allow
+        the default settings to be modified such as components of Dynamic Data Types which are 
+        established on-the-fly.  </LI>
       </OL>
     </BLOCKQUOTE>
 

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/data/DataPlugin.java

@@ -158,8 +158,7 @@ public class DataPlugin extends Plugin implements DataService {
 				.buildAndInstall(tool);
 
 		// Data instance settings action based upon data selection in listing
-		new ActionBuilder("Data Settings", getName())
-				.sharedKeyBinding()
+		new ActionBuilder("Data Settings", getName()).sharedKeyBinding()
 				.popupMenuPath(DATA_SETTINGS_POPUP_PATH)
 				.popupMenuGroup("Settings")
 				.withContext(ListingActionContext.class)
@@ -168,8 +167,7 @@ public class DataPlugin extends Plugin implements DataService {
 				.buildAndInstall(tool);
 
 		// Default settings action based upon data selection in listing
-		new ActionBuilder("Default Settings", getName())
-				.sharedKeyBinding()
+		new ActionBuilder("Default Settings", getName()).sharedKeyBinding()
 				.popupMenuPath(DEFAULT_SETTINGS_POPUP_PATH)
 				.popupMenuGroup("Settings")
 				.withContext(ListingActionContext.class)
@@ -178,8 +176,7 @@ public class DataPlugin extends Plugin implements DataService {
 				.buildAndInstall(tool);
 
 		// Default settings action for selected datatypes from datatype manager
-		new ActionBuilder("Default Settings", getName())
-				.sharedKeyBinding()
+		new ActionBuilder("Default Settings", getName()).sharedKeyBinding()
 				.popupMenuPath(DATATYPE_SETTINGS_POPUP_PATH)
 				.popupMenuGroup("Settings")
 				.withContext(DataTypesActionContext.class)
@@ -197,8 +194,7 @@ public class DataPlugin extends Plugin implements DataService {
 				.buildAndInstall(tool);
 
 		// Default settings action for composite editor components (stand-alone archive)
-		new ActionBuilder("Default Settings", getName())
-				.sharedKeyBinding()
+		new ActionBuilder("Default Settings", getName()).sharedKeyBinding()
 				.popupMenuPath(DATATYPE_SETTINGS_POPUP_PATH)
 				.popupMenuGroup("Settings")
 				.withContext(ComponentStandAloneActionContext.class)
@@ -207,8 +203,7 @@ public class DataPlugin extends Plugin implements DataService {
 				.buildAndInstall(tool);
 
 		editDataTypeAction =
-			new ActionBuilder("Edit Data Type", getName())
-					.popupMenuPath(EDIT_DATA_TYPE_POPUP_PATH)
+			new ActionBuilder("Edit Data Type", getName()).popupMenuPath(EDIT_DATA_TYPE_POPUP_PATH)
 					.popupMenuGroup("BasicData")
 					.withContext(ListingActionContext.class)
 					.enabledWhen(c -> {
@@ -717,7 +712,14 @@ public class DataPlugin extends Plugin implements DataService {
 		if (data == null) {
 			return false;
 		}
-		return data.getDataType().getSettingsDefinitions().length != 0;
+		DataType dt = data.getDataType();
+		if (dt.getSettingsDefinitions().length == 0) {
+			return false;
+		}
+		if (editDefaults) {
+			return !dt.getDefaultSettings().isImmutableSettings();
+		}
+		return true;
 	}
 
 	private void editDefaultDataSettings(ListingActionContext context) {

Ghidra/Framework/Docking/src/main/java/ghidra/docking/settings/Settings.java

@@ -24,6 +24,11 @@ public interface Settings {
 
 	static final String[] EMPTY_STRING_ARRAY = new String[0];
 
+	/**
+	 * {@return true if settings may not be modified}
+	 */
+	boolean isImmutableSettings();
+
 	/**
 	 * Determine if a settings change corresponding to the specified 
 	 * settingsDefinition is permitted.

Ghidra/Framework/Docking/src/main/java/ghidra/docking/settings/SettingsImpl.java

@@ -72,8 +72,8 @@ public class SettingsImpl implements Settings, Serializable {
 		this();
 		if (settings != null) {
 			String[] names = settings.getNames();
-			for (int i = 0; i < names.length; i++) {
-				map.put(names[i], settings.getValue(names[i]));
+			for (String name : names) {
+				map.put(name, settings.getValue(name));
 			}
 			defaultSettings = settings.getDefaultSettings();
 		}
@@ -100,6 +100,11 @@ public class SettingsImpl implements Settings, Serializable {
 		this.changeSourceObj = changeSourceObj;
 	}
 
+	@Override
+	public boolean isImmutableSettings() {
+		return immutable;
+	}
+
 	@Override
 	public boolean isChangeAllowed(SettingsDefinition settingsDefinition) {
 		if (immutable) {
@@ -147,9 +152,8 @@ public class SettingsImpl implements Settings, Serializable {
 			if (name == null) {
 				nameStr = "s";
 			}
-			Msg.warn(SettingsImpl.class,
-				"Ignored invalid attempt to modify immutable " + typeStr + "component setting" +
-					nameStr);
+			Msg.warn(SettingsImpl.class, "Ignored invalid attempt to modify immutable " + typeStr +
+				"component setting" + nameStr);
 			return false;
 		}
 		return true;
@@ -212,10 +216,9 @@ public class SettingsImpl implements Settings, Serializable {
 	@Override
 	public String[] getNames() {
 		String[] names = new String[map.size()];
-		Iterator<String> it = map.keySet().iterator();
 		int i = 0;
-		while (it.hasNext()) {
-			names[i++] = it.next();
+		for (String element : map.keySet()) {
+			names[i++] = element;
 		}
 		return names;
 	}

Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/data/DataTypeComponentDB.java

@@ -460,6 +460,11 @@ class DataTypeComponentDB implements InternalDataTypeComponent {
 			dataMgr.dataTypeChanged(getParent(), false);
 		}
 
+		@Override
+		public boolean isImmutableSettings() {
+			return false; // NOTE: We could check to see if any editable Settings are defined
+		}
+
 		@Override
 		public boolean isChangeAllowed(SettingsDefinition settingsDefinition) {
 			if (settingsDefinition instanceof TypeDefSettingsDefinition) {

Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/data/DataTypeSettingsDB.java

@@ -77,6 +77,11 @@ class DataTypeSettingsDB implements Settings {
 		return wasLocked;
 	}
 
+	@Override
+	public boolean isImmutableSettings() {
+		return locked;
+	}
+
 	@Override
 	public boolean isChangeAllowed(SettingsDefinition settingsDefinition) {
 		if (locked) {
@@ -137,9 +142,8 @@ class DataTypeSettingsDB implements Settings {
 			if (name == null) {
 				nameStr = "s";
 			}
-			Msg.warn(SettingsImpl.class,
-				"Ignored invalid attempt to modify immutable " + typeStr + "component setting" +
-					nameStr);
+			Msg.warn(SettingsImpl.class, "Ignored invalid attempt to modify immutable " + typeStr +
+				"component setting" + nameStr);
 			return false;
 		}
 		return true;

Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/listing/Data.java

@@ -46,6 +46,11 @@ public interface Data extends CodeUnit, Settings {
 	 */
 	public Class<?> getValueClass();
 
+	@Override
+	default boolean isImmutableSettings() {
+		return true; // NOTE: We could check to see if any editable Settings are defined
+	}
+
 	/**
 	 * Returns true if this data corresponds to string data.  This is determined
 	 * by the corresponding data type producing a String value.

Ghidra/Framework/SoftwareModeling/src/test/java/ghidra/program/model/data/SettingsBuilder.java

@@ -35,6 +35,11 @@ public class SettingsBuilder implements Settings {
 		// nada
 	}
 
+	@Override
+	public boolean isImmutableSettings() {
+		return false;
+	}
+
 	@Override
 	public boolean isChangeAllowed(SettingsDefinition settingsDefinition) {
 		return settings.isChangeAllowed(settingsDefinition);