Github user emilianbold commented on a diff in the pull request:
https://github.com/apache/jmeter/pull/300#discussion_r131213400
--- Diff: src/core/org/apache/jmeter/gui/UndoHistory.java ---
@@ -160,63 +133,46 @@ public void add(JMeterTreeModel treeModel, String
comment) {
// first clone to not convert original tree
tree = (HashTree) tree.getTree(tree.getArray()[0]).clone();
- position++;
- while (history.size() > position) {
- if (log.isDebugEnabled()) {
- log.debug("Removing further record, position: {}, size:
{}", position, history.size());
- }
- history.remove(history.size() - 1);
- }
-
// cloning is required because we need to immute stored data
HashTree copy = UndoCommand.convertAndCloneSubTree(tree);
- history.add(new UndoHistoryItem(copy, comment));
+ GuiPackage guiPackage = GuiPackage.getInstance();
+ //or maybe a Boolean?
+ boolean dirty = guiPackage != null ? guiPackage.isDirty() : false;
--- End diff --
The fact that we have the `CheckDirty` class and `GuiPackage.isDirty` makes
me think there's room for bugs. I haven't really tried to fix the underlying
design, just build upon it to see if I can also undo/redo the dirty flag.
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