= Release Notes for HelenOS 0.14.1 =

'''Note:''' This document is a draft describing a future HelenOS release and is subject to change. The software described here has not been released yet. To get these latest and greatest features now, check out our [https://github.com/HelenOS/helenos Git master]. (But you will also get the latest bugs).

HelenOS ''0.14.1 (Aladar) '' was released on ''date''.

This document contains a summary of changes made to HelenOS since release 0.12.1.

== Features Introduced in This Release ==

=== General ===

 * Updated toolchain used to build the OS
   * GCC 13.2 (from 8.2)
   * Binutils 2.41 (from 2.31.1)

=== Kernel ===
 * On ia32/amd64 and when supported, use write-combining memory to speed up kernel frame buffer

=== User Interface ===

 * Added a Start menu to the taskbar
   * Much more entries than Launcher
   * Can be controlled using mouse or keyboard, accelerator keys
   * Editable
   * Supports console mode

  [[Image(start-menu.png, 265)]] [[Image(start-menu-txt.png, 277)]]

 * Windows can now be minimized (and unminimized)

  [[Image(minimize.png, 289)]]

 * Active window is now highlighted in the taskbar

  [[Image(actwndhgl.png, 541)]]

 * Added system menu to make WM functions accessible via keyboard (use F10, arrow keys)

  [[Image(sysmenu.png, 206)]]

 * Added generic list control (in addition to file list)
 * Menu entries can now be disabled
 * Menus will pop up above the menu bar if they do not fit below

  [[Image(menuabove.png, 400)]]

 * Menus will not be obscured by taskbar
 * Support for [UsersGuide/MultiSeat multiple seats] (i.e. multi-seat)

  [[Image(multiseat.png, 129)]]

 * Fixed menu accelerator keys not working when Caps Lock is enabled

=== Services and Drivers ===

 * In addition to Ctrl-key and Shift-key, serial console now supports Alt-key combinations
   * Useful e.g. for opening menus
 * USB HID driver
   * Fixed HID report bit extraction - fixes Lenovo USB wireless mouse
 * Better RGB downconversion in EGA text mode
   * Output server's EGA driver renders RGB using eight EGA colors (instead of just back/white)

=== Applications ===

 * New Taskbar Configuration utility ({{{taskbar-cfg}}})
   * Allows editing the start menu

  [[Image(taskbar-cfg.png, 469)]]

 * New UI and command-line display configuration utilities ({{{display-cfg}}} and {{{disp}}}) for configuring [UsersGuide/MultiSeat seats]

  [[Image(display-cfg.png, 470)]]

 * New {{{ofw}}} command-line utility for printing the !OpenFirmware device tree (only on ppc32 and sparc64)
 * Taskbar no longer requires window management service to start (i.e. you can use it when system is running in console mode)
 * GFX Demo improvements
   * Quit more promptly
   * Only quit on Ctl-Q or Escape, not just on any key (e.g. Alt)
   * Handle keyboard events in console mode ({{{gfxdemo console}}})
   * Detect screen size in console mode (instead of assuming 80x25)
   * Downsize window when running with text UI ({{{gfxdemo -d cons@ ui}}})
 * Tester
   * Added IPC read/write test
 * Hbench benchmark tool
   * Fixed bug in default test time computation (it was too short)
   * Added IPC read/write benchmarks ({{{read1k}}}/{{{write1k}}})
   * Added task_get_id system call benchmark
 * New About HelenOS application

  [[Image(aboutos.png, 350)]]

 * Launcher removed
   * Use Start menu to launch applications
   * HelenOS logo is now shown in About HelenOS
 * Barber Pole improvements
   * now fully supports text mode
   * You can now quit Barber using Ctrl-Q or Escape

  [[Image(barber-txt.png, 96)]]

 * Image viewer improvements
   * Viewer supports console (text) mode
   * Viewer can now be exited by pressing Escape or Ctrl-Q (apart from just Q)
   * Viewer will open a file browsing dialog if not passed image as an argument

=== Libraries ===

 * {{{loc_server_register()}}} can be called more than once
   * So that more components in one task can independently register services
   * Added complementary function {{{loc_server_unregister()}}}
 * New library {{{libofw}}} for enumerating the !OpenFirmware device tree
 * A number of IPC protocol and I/O related stuff moved out of {{{libc}}} into separate libraries
   * {{{ipctest}}}
   * {{{corecfg}}}
   * {{{clipboard}}}
   * {{{console}}} (client + server code)
   * {{{input}}} (kbd_event, pos_event, KBDEV, MOUSEEV)
   * {{{output}}} (charfield, chargrid, color, concaps)

== Regressions in This Release ==
 * For the list of regressions since the previous release, see this [query:keywords=aladar_regression report].
 * Notable regressions

== Fixed Logged Bugs & Enhancements ==
 * For the list of all logged defects fixed in this release, see this [query:status=closed&resolution=fixed&milestone=0.14.1&type=defect report].
 * For the list of all logged enhancements integrated in this release, see this [query:status=closed&resolution=fixed&milestone=0.14.1&type=enhancement report].

== Known Bugs ==
 * For the list of known bugs still not fixed in this release, see this [report:3 report].
 * For the list of all open tickets, see this [report:1 report].