private CodeComparisonPanel getActiveComparisonPanel() {
		return (CodeComparisonPanel) tabbedPane.getSelectedComponent();
	}
Returns the comparison panel that is in the selected tab

@return the currently selected comparison panel, or null if nothing
selected
Ghidra/Features/Base/src/main/java/ghidra/features/base/codecompare/panel/FunctionComparisonPanel.java