• ANNOUNCE: Multi-column listbox and tree widget package Tablelist 6.21

    From nemethi@21:1/5 to All on Mon Mar 20 10:41:36 2023
    I am pleased to announce version 6.21 of the multi-column listbox and
    tree widget package Tablelist.

    What is new in Tablelist 6.21?
    ------------------------------

    1. For the built-in themes "alt", "clam", "classic", and "default", the
    "-stripebackground" option now has a nonempty theme-specific default
    value (for the "aqua" theme this has always been the case).

    2. In disabled state, the "finishediting" subcommand now returns
    immediately, without terminating the interactive cell editing
    (thanks to Ulrich Seidl for his proposal).

    3. Improvements related to the appearance of the Tk core checkbutton
    widgets embedded into a header label or a cell (temporarily or
    persistently).

    4. The (ttk::)checkbutton embedded into the header label of the column
    "available" of the tablelist widget created by the demo-scripts for
    interactive cell editing now appears in tri-state mode and is
    selected/deselected or set into the tri-state mode whenever the
    editing changes the value of any cell contained in this column.

    5. The scaleutil package now scales more styling options of the
    ttk::treeview widget and some styling options of a series of widgets
    of the "winnative" theme, too.

    6. The scaleutil package now supports also the case that on Xfce the
    DPI value was set in the "Fonts" tab of the "Appearance" dialog or
    (on Linux Lite 5+) via the "HiDPI Settings" dialog, or on MATE it
    was set via the "Font Rendering Details" dialog.

    7. The scaleutil package now takes into account that current MATE
    versions scale the font DPI for HiDPI displays.

    8. The Tablelist distribution now includes the themepatch package,
    whose "themepatch::patch" command significantly improves the look
    and behavior of the ttk::checkbutton and ttk::radiobutton widgets of
    the "alt", "clam", and "default" themes, and makes the "clam"
    theme's ttk::button and ttk::menubutton widgets as well as its
    ttk::treeview and tablelist headers smaller. If the tk version is
    at least 8.7 or the tksvg extension can be loaded into the
    interpreter, then the package uses fully scaling-aware SVG images
    for drawing the indicators of the patched ttk::checkbutton and
    ttk::radiobutton widgets. The demo script "tileWidgets.tcl" now
    patches the "default" theme on X11 via "themepatch::patch default".

    9. Added support for the case that the "alt" theme was modified by
    invoking the "themepatch::patch" command of the themepatch package.

    10. Extended the description of the "tablelist::setThemeDefaults"
    command by the hint that with current Tablelist_tile versions there
    is no need for invocations of this procedure in application code,
    and this is now reflected by the demo scripts, too.

    11. Fixed two bugs related to the "embedcheckbutton(s)",
    "embedttkcheckbutton(s)", "header embedcheckbutton(s)", and
    "header embedttkcheckbutton(s)" subcommands (thanks to Adrian
    Medrano Calvo for his bug report).

    12. Fixed a few bugs related to the comparison of package versions.

    13. Several further improvements and minor bug fixes.

    How to get it?
    --------------

    Tablelist is available for free download from the URL

    https://www.nemethi.de

    The distribution file is "tablelist6.21.tar.gz" for UNIX and "tablelist6_21.zip" for Windows. These files contain the same
    information, except for the additional carriage return character
    preceding the linefeed at the end of each line in the text files for
    Windows.

    Tablelist is also included in tklib, which has the address

    https://core.tcl.tk/tklib

    How to install it?
    ------------------

    Install the package as a subdirectory of one of the directories given
    by the "auto_path" variable. For example, you can install it as a
    directory at the same level as the Tcl and Tk script libraries. The
    locations of these library directories are given by the "tcl_library"
    and "tk_library" variables, respectively.

    To install Tablelist on UNIX, "cd" to the desired directory and unpack
    the distribution file "tablelist6.21.tar.gz":

    gunzip -c tablelist6.21.tar.gz | tar -xf -

    On most UNIX systems this can be replaced with

    tar -zxf tablelist6.21.tar.gz

    Both commands will create a directory named "tablelist6.21 with the subdirectories "demos", "doc", and "scripts".

    On Windows, use WinZip or some other program capable of unpacking the distribution file "tablelist6_21.zip" into the directory
    "tablelist6.21", with the subdirectories "demos", "doc", and "scripts".

    How to use it?
    --------------

    The Tablelist distribution provides two packages, called Tablelist and Tablelist_tile. The main difference between the two is that
    Tablelist_tile enables the tile-based, theme-specific appearance of
    tablelist widgets; this package requires Tcl/Tk 8.4 or higher and tile
    0.6 or higher. It is not possible to use both packages in one and the
    same application, because both are implemented in the same "tablelist" namespace and provide identical commands.

    To be able to use the commands and variables implemented in the package Tablelist, your scripts must contain one of the lines

    package require tablelist ?version?
    package require Tablelist ?version?

    Likewise, to be able to use the commands and variables implemented in
    the package Tablelist_tile, your scripts must contain one of the lines

    package require tablelist_tile ?version?
    package require Tablelist_tile ?version?

    Since the packages Tablelist and Tablelist_tile are implemented in the "tablelist" namespace, you must either import the procedures you need,
    or use qualified names like "tablelist::tablelist".

    For a detailed description of the commands and variables provided by
    Tablelist and of the examples contained in the "demos" directory, see
    the tutorial "tablelist.html" and the reference pages, all located in
    the "doc" directory.

    --
    Csaba Nemethi https://www.nemethi.de mailto:[email protected]

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