ILabelerDriver interface VWorks plugins that perform labware-labeling tasks must implement the ILabelerDriver interface. This section defines the ILabelerDriver methods. IMPORTANT All VWorks device driver plugins must implement the IWorksDriver, IControllerClient, and IWorksDiags interfaces. This section contains the following topics: • “ILabelerDriver methods overview” • “EnumerateFormats method” • “Print method” • “PrintAndApply method” • “PrinterMetaData XML block components”