a list of constructors:

Device (String manufacturerName, String modelName, String inquiryID, String infoText, String authors)

Driver(String patchType, String authors)
BankDriver(String patchType, String authors, int numPatches, int numColumns)
Converter(String patchType, String authors)

PatchEditorFrame(String name, ISinglePatch patch) this(name, patch//, new JPanel(new GridBagLayout()));
PatchEditorFrame(String name, ISinglePatch patch, JPanel panel)

ParamModel(Patch patch, int offset)

BankEditorFrame(IBankPatch bankPatch)

Not (or less) important for writing a driver:
AbstractLibraryFrame(String title, String type, PatchTransferHandler pth)