public boolean hasCustomEditor() {
		return (dataType instanceof Composite) || (dataType instanceof Enum) ||
			(dataType instanceof FunctionDefinition) || hasCustomEditorForBaseDataType();
	}
Returns true if this dataType node uses and editor that is different than Java's default
editor.

@return true if this dataType node has a custom editor.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/datamgr/tree/DataTypeNode.java