Merge remote-tracking branch 'origin/GP-5434_ghidragon_fixed_datatype_tree_node_tooltip_cache--SQUASHED'

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/datamgr/archive/DataTypeManagerHandler.java

@@ -91,6 +91,10 @@ public class DataTypeManagerHandler {
 	private DataTypeManagerListenerDelegate listenerDelegate;
 	private MyFolderListener folderListener;
 
+	// Updated anytime any datatype or category changes in any open archive, including the program
+	// archive. Currently used by data type tree nodes to know if their tooltip cache is stale.
+	private long modCount = 0;
+
 	public DataTypeManagerHandler(DataTypeManagerPlugin plugin) {
 		this.plugin = plugin;
 		this.tool = plugin.getTool();
@@ -126,6 +130,16 @@ public class DataTypeManagerHandler {
 		tool.getProject().getProjectData().removeDomainFolderChangeListener(folderListener);
 	}
 
+	/**
+	 * Returns the current modification count which is incremented anytime any archive or any
+	 * category or datatype it contains is changed in any way. This includes the datatypes in
+	 * the current program.
+	 * @return the current modification id.
+	 */
+	public long getModificationCount() {
+		return modCount;
+	}
+
 	/**
 	 * Notification that the given program is open. Add the root category
 	 * for the program to any provider that is open.
@@ -1138,6 +1152,7 @@ public class DataTypeManagerHandler {
 
 		@Override
 		public void categoryAdded(DataTypeManager dtm, CategoryPath path) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.categoryAdded(dtm, path);
 			}
@@ -1145,6 +1160,7 @@ public class DataTypeManagerHandler {
 
 		@Override
 		public void categoryMoved(DataTypeManager dtm, CategoryPath oldPath, CategoryPath newPath) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.categoryMoved(dtm, oldPath, newPath);
 			}
@@ -1152,6 +1168,7 @@ public class DataTypeManagerHandler {
 
 		@Override
 		public void categoryRemoved(DataTypeManager dtm, CategoryPath path) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.categoryRemoved(dtm, path);
 			}
@@ -1160,6 +1177,7 @@ public class DataTypeManagerHandler {
 		@Override
 		public void categoryRenamed(DataTypeManager dtm, CategoryPath oldPath,
 				CategoryPath newPath) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.categoryRenamed(dtm, oldPath, newPath);
 			}
@@ -1167,6 +1185,7 @@ public class DataTypeManagerHandler {
 
 		@Override
 		public void dataTypeAdded(DataTypeManager dtm, DataTypePath path) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.dataTypeAdded(dtm, path);
 			}
@@ -1174,6 +1193,7 @@ public class DataTypeManagerHandler {
 
 		@Override
 		public void dataTypeChanged(DataTypeManager dtm, DataTypePath path) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.dataTypeChanged(dtm, path);
 			}
@@ -1181,6 +1201,7 @@ public class DataTypeManagerHandler {
 
 		@Override
 		public void dataTypeMoved(DataTypeManager dtm, DataTypePath oldPath, DataTypePath newPath) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.dataTypeMoved(dtm, oldPath, newPath);
 			}
@@ -1188,6 +1209,7 @@ public class DataTypeManagerHandler {
 
 		@Override
 		public void dataTypeRemoved(DataTypeManager dtm, DataTypePath path) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.dataTypeRemoved(dtm, path);
 			}
@@ -1196,6 +1218,7 @@ public class DataTypeManagerHandler {
 		@Override
 		public void dataTypeRenamed(DataTypeManager dtm, DataTypePath oldPath,
 				DataTypePath newPath) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.dataTypeRenamed(dtm, oldPath, newPath);
 			}
@@ -1204,6 +1227,7 @@ public class DataTypeManagerHandler {
 		@Override
 		public void dataTypeReplaced(DataTypeManager dtm, DataTypePath oldPath,
 				DataTypePath newPath, DataType newDataType) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.dataTypeReplaced(dtm, oldPath, newPath, newDataType);
 			}
@@ -1211,6 +1235,7 @@ public class DataTypeManagerHandler {
 
 		@Override
 		public void favoritesChanged(DataTypeManager dtm, DataTypePath path, boolean isFavorite) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.favoritesChanged(dtm, path, isFavorite);
 			}
@@ -1219,6 +1244,7 @@ public class DataTypeManagerHandler {
 		@Override
 		public void sourceArchiveAdded(DataTypeManager dataTypeManager,
 				SourceArchive dataTypeSource) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.sourceArchiveAdded(dataTypeManager, dataTypeSource);
 			}
@@ -1227,6 +1253,7 @@ public class DataTypeManagerHandler {
 		@Override
 		public void sourceArchiveChanged(DataTypeManager dataTypeManager,
 				SourceArchive dataTypeSource) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.sourceArchiveChanged(dataTypeManager, dataTypeSource);
 			}
@@ -1234,6 +1261,7 @@ public class DataTypeManagerHandler {
 
 		@Override
 		public void programArchitectureChanged(DataTypeManager dataTypeManager) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.programArchitectureChanged(dataTypeManager);
 			}
@@ -1241,6 +1269,7 @@ public class DataTypeManagerHandler {
 
 		@Override
 		public void restored(DataTypeManager dataTypeManager) {
+			modCount++;
 			for (DataTypeManagerChangeListener listener : dataTypeManagerListeners) {
 				listener.restored(dataTypeManager);
 			}

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/datamgr/tree/ArchiveRootNode.java

@@ -48,6 +48,15 @@ public class ArchiveRootNode extends DataTypeTreeNode {
 		return archiveManager;
 	}
 
+	/**
+	 * Returns the modification count for any changes to any category or datatype in any
+	 * open archive including the program.
+	 * @return the modification count
+	 */
+	public long getModificationCount() {
+		return archiveManager.getModificationCount();
+	}
+
 	public void setFilterState(DtFilterState dtFilterState) {
 		this.dtFilterState = dtFilterState;
 	}

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/datamgr/tree/DataTypeNode.java

@@ -40,7 +40,8 @@ public class DataTypeNode extends DataTypeTreeNode {
 	private boolean useHighlight = false;
 
 	private String toolTipText;
-	private long toolTipTimestamp;
+	// records the root node's mod count at the last time we computed the tooltip text.
+	private long lastModCount;
 
 	public DataTypeNode(DataType dataType) {
 		this.dataType = dataType;
@@ -108,21 +109,30 @@ public class DataTypeNode extends DataTypeTreeNode {
 
 	@Override
 	public String getToolTip() {
-
+		if (archiveChanged()) {
-		DataType baseType = DataTypeUtils.getBaseDataType(dataType);
-		long lastChangeTime = baseType.getLastChangeTime();
-		if (lastChangeTime > toolTipTimestamp) {
 			toolTipText = null;
 		}
 
 		if (toolTipText == null) {
 			toolTipText = ToolTipUtils.getToolTipText(dataType);
-			toolTipTimestamp = lastChangeTime;
 		}
 
 		return toolTipText;
 	}
 
+	private boolean archiveChanged() {
+		GTreeNode root = getRoot();
+		if (root instanceof ArchiveRootNode archiveRootNode) {
+			long modCount = archiveRootNode.getModificationCount();
+			if (lastModCount == modCount) {
+				return false;
+			}
+			lastModCount = modCount;
+			return true;
+		}
+		return false;
+	}
+
 	@Override
 	public boolean isLeaf() {
 		return true;