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Mail Archives: geda-user/2019/07/16/08:18:36

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Date: Tue, 16 Jul 2019 13:57:25 +0200 (CEST)
From: Roland Lutz <rlutz AT hedmen DOT org>
To: geda-user AT delorie DOT com
Subject: [geda-user] Update on gEDA/gaf
Message-ID: <alpine.DEB.2.20.1907152245140.1818@nimbus>
User-Agent: Alpine 2.20 (DEB 67 2015-01-07)
MIME-Version: 1.0
Reply-To: geda-user AT delorie DOT com

Hi,

I just pushed a series of commits to gEDA/gaf which mostly conclude what I 
had in mind for 1.9.3.

GUI dock window development is now completed.  Apart from the docking 
mechanism itself, the component selector was the main issue as it wasn't 
really designed to be dockable.  I implemented an alternate, vertical 
layout for the dialog and revised the selection/update mechanism to make 
this work as expected.

However, in order to get gEDA/gaf out of the deadlock it currently is in, 
I had to resort to a somewhat drastic measure: I removed all changes since 
1.9.2 which are either unfinished, interfere with other changes, or make 
the further development of gEDA/gaf more complicated.  In particular, 
these are parts of the libgeda refactoring by Edward Hennessy, the newer 
changes to the data/config directory system by Peter TB Brett, and the 
changes to legacy gnetlist by Vladimir Zhbanov.  I'm aware that this means 
abandoning some good work, and I'd like to apologize to these developers.

An excerpt from NEWS summarizing the changes in 2019 is attached below.

Roland



gschem changes
--------------

* Tool windows are now "dockable", i.e., they can be either used as
   modal/non-modal dialogs or docked to the edges of the main window.

* The action mechanism used for menu items, tool buttons, and key
   bindings has been redesigned, making several improvements possbile:

   - Actions can now be used interchangeably in the main menu, toolbar,
     context menu, and keymap.  They are defined in a single place
     ("actions.c" for C actions and "builtins.scm" for Guile actions),
     including metadata like name, icon, and tooltip.

   - Menu items and tool buttons representing options have a little
     check or radio box beside them indicating their current state.

   - Menu items and tool buttons are greyed out while they can't be
     used.

   - Toolbar and context menu are customizable.

   - Menu and toolbar definitions are simple Scheme variables, allowing
     users to add actions to the menu without having to copy the menu
     definition.  Actions are represented in Scheme code as applicable
     SMOBs, allowing them to be called like procedures while retaining
     the action information necessary for rendering the menus/toolbar.

   - "Repeat Last Action" (usually bound to ".") uses the same logic as
     the middle mouse button repeat action does, i.e., only actions
     that "make sense" qualify for repeating.

* The menus, toolbar, and keymap have been revamped to more closely
   resemble the "standards" for a desktop application.  Some actions
   have been assigned more accessible or memorable keys.

* Attaching and detaching attributes now work as expected:

   - "Attributes / Attach Attributes" used to depend on the order in
     which objects were selected, taking the first selected object as
     the base object to attach attributes to, regardless of its type.
     Now, the selected objects are searched for a base object of
     suitable type, and only if exactly one is found, the attributes
     are attached to it.

   - "Attributes / Detach Attributes" used to work on selected
     components and nets, detaching all attributes from these objects.
     It now works on the selected *attributes*, allowing the user to
     selectively detach specific attributes while leaving the rest
     attached.

* The "Light Color Scheme" (V L) selected from the menu now has a true
   white background.  For compatibility, selecting the "lightbg"
   colormap in gschemrc loads the old, light-gray color scheme; the new
   color scheme can be selected as "whitebg".

* The library window has been made fit to be used as a dock window:

   - When the dialog is resized to be taller than a certain aspect
     ratio, it switches automatically to a stacked layout where the
     preview and attribute panes are located below the symbol selector.

   - While in stacked layout, the bottom panes can be expanded and
     collapsed to give more room to the symbol selector.

   - The window is automatically refreshed on library updates.

* Symbol editing has been improved:

   - The page can now be scrolled to negative coordinates, making it
     feasible to edit symbols without moving them away from the origin,
     then translating them back.  This also allows to consciously
     choose something that makes sense for the symbol as the location
     of the origin.

   - The coordinate origin is now indicated with slightly darker grid
     lines.  (This can be enabled/disabled via "View / Show Origin".)

   - The "Symbol Translate" action has been replaced with "Place
     Origin" which lets the user select the position of the origin
     interactively.

* Added Igor2's code for back-annotation from pcb-rnd.

* "File / Revert" only asks for confirmation if the file has been
   modified.

* The "repeat" function of the middle mouse button now evaluates
   actions at the current mouse position.

* Mouse gestures work properly again.

* Added further menu items:

   - "View / Show Menubar" (V M)
   - "View / Show Toolbar" (V T)
   - "View / Show Scrollbars" (V S)

   - "Tools / Select Locked Objects" (T L)

* Adding an attribute, changing the slot of a component, replacing the
   contents of a picture, and selecting "Pan" from the menu used not to
   work properly with undo/redo.  This has been fixed.

* "Edit / Undo" and "Edit / Redo" now show the name of the action that
   will be undone/redone.

- Raw text -


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