GuiPackage.getInstance().setDirty(dirty);
private void reload(UndoHistoryItem z) { final GuiPackage guiInstance = GuiPackage.getInstance(); JMeterTreeModel acceptorModel = guiInstance.getTreeModel(); try { // load the tree loadHistoricalTree(acceptorModel, guiInstance, z.getTree()); } finally { // load tree UI state z.getTreeState().restore(guiInstance); guiInstance.setDirty(z.isDirty()); } setLastKnownState(z); // refresh the all ui guiInstance.updateCurrentGui(); guiInstance.getMainFrame().repaint(); notifyListeners(); }