Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

v1.0.0 - 2026-07-25

This is the first version with all of libui-ng's full widget set.

Added

• New examples in eg/:
  • timer.pl - demonstrates uiTimer by printing timestamps every second
  • hello_world.pl - minimal "Hello, World!" window
  • controlgallery.pl - port of the upstream libui-ng control gallery showcasing basic controls, numbers, lists, and data choosers
  • calculator.pl - basic calculator with grid layout, menus, and a settings dialog
  • clock.pl - animated analog clock using uiArea, uiTimer, and draw matrix transforms
  • datetime.pl - demonstrates uiDateTimePicker with date, time, and combined pickers
  • fontpicker.pl - demonstrates uiFontButton and reading font properties
  • form.pl - demonstrates uiForm layout with various control types
  • graph.pl - plots mathematical functions from editable spinbox data points
  • grid.pl - demonstrates uiNewGrid with cell spanning and stretchy controls
  • group.pl - demonstrates uiNewGroup, uiGroupSetMargined, and dynamic group titles
  • image.pl - demonstrates uiNewImage and image columns in a table
  • matrix.pl - animated uiDrawMatrix transforms (translate, scale, rotate, skew)
  • menu.pl - demonstrates all menu types: items, check items, separators, enable/disable, and submenus
  • notepad.pl - multi-document tabbed text editor with file open/save and dirty tracking
  • quiz.pl - interactive multiple-choice quiz with navigation, scoring, and results review
  • scrollarea.pl - demonstrates uiNewScrollingArea with a large interactive map
  • separators.pl - demonstrates uiNewHorizontalSeparator and uiNewVerticalSeparator
  • stopwatch.pl - start/stop/lap timer using uiTimer and Time::HiRes
  • tab.pl - demonstrates uiTab with append, insert, delete, margined, and selection tracking
  • table.pl - demonstrates uiNewTableModel with sortable columns
  • text_attributes.pl - demonstrates uiAttributedString with styled text rendering
  • bittorrent_threads.pl - multi-threaded BitTorrent client using ithreads for background networking

Changed

• uiNewArea and uiNewScrollingArea wrap callbacks (Draw, MouseEvent, KeyEvent). to tansparently handle casting opaque pointers to useful structs.

0.02 - 2023-03-11

Added

• New widgets:
  • LibUI::Area (very rough)
  • LibUI::ScrollingArea
• New example scripts:
  • eg/demo.pl: very basic, "Hello, World!" type of example
  • eg/widgets.pl: demo of (nearly all) basic controls
  • eg/histogram.pl: demo of LibUI::Area and related functions
• New enum and structs: LibUI::Area::Handler, ::KeyEvent, ::MouseEvent, ::Modifiers

Changed

• Renamed widgets to fit existing pattern:
  • LibUI::HorizontalSeparator => LibUI::HSeparator
  • LibUI::VerticalSeparator => LibUI::VSeparator

0.01 - 2022-12-07

Added

• Original version