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Windows USB driver for ARGOX iX4-series PPLB label printers via the inbox usbprint.sys device interface — no vendor driver or print queue needed.
Last release 3 months ago
23 Jun 2026
Too new to tell
only 2 release windows
Nearly every release is documented
notes for 5 of 5 stable releases
Nothing withdrawn
no release was ever pulled
3 months old
5 releases · first in 2026
One column per month.
Add GdiParagraph: wrapped multi-line text as a 1-bpp graphic. Words break on spaces; a word wider than the box breaks between characters (CJK wraps).
GdiParagraph: wrapped multi-line text as a 1-bpp graphic. Words break on
spaces; a word wider than the box breaks between characters (CJK wraps). Over
maxLines, the font shrinks to minSizePt then clips. minLines/maxLines
give a fixed reserved height (empty lines kept), so a consumer's layout below
does not shift. Shares GDI rasterization with GdiText via gdi_raster.dart.Add a connection-state convenience layer: ArgoxConnection exposes connected() (USB presence) and a non-throwing status() that returns a DisconnectedSt
ArgoxConnection exposes
connected() (USB presence) and a non-throwing status() that returns a
DisconnectedStatus when the printer is absent or unreachable — so an app can
poll connection state without try/catch. Expose the public argoxVendorId
constant (0x1664); UsbPrinter now reuses it.Move to a dedicated repository; update the repository link. Depend on the hosted pplb (the local path override is no longer needed).
repository link. Depend on the
hosted pplb (the local path override is no longer needed).Docs: mark as an early release — physical label printing is not yet confirmed on real media (status read and byte transmission are verified). API may
UsbPrinter — a pplb Printer over the Windows usbprint.sys device interface (dart:ffi + win32): discovers the ARGOX device by vendor id (0x1664), opens
UsbPrinter — a pplb Printer over the Windows usbprint.sys device
interface (dart:ffi + win32): discovers the ARGOX device by vendor id
(0x1664), opens it with overlapped I/O, writes PPLB bytes, and reads ^ee
status replies back. No vendor driver or print queue required.UsbDevices / UsbDevice — usbprint.sys device-interface discovery.ensureWindowsPlatform — throws UnsupportedError off Windows.Your coding agent can read these notes before it upgrades. Set up the MCP server →