Re: Wrapping my head around icon-map-list

Antonio Romano <[email protected]> writes:

> The default value of `icon-map-list` is this:
>     (x-gtk-stock-map)
> which is the symbol pointing to an alist filled with default mappings:
>     (("etc/images/new" "document-new" "gtk-new")
>      ("etc/images/open" "document-open" "gtk-open")
>      ("etc/images/diropen" . "gtk-directory")
>      ("etc/images/close" "window-close" "gtk-close")
>      ("etc/images/save" "document-save" "gtk-save")
>      ("etc/images/cut" "edit-cut" "gtk-cut")
>      ...)
>
> (I don't understand why most entries are lists instead of
>     conses.)

Non-nil Lists are conses:

  (A B ...) == (A . (B ...))

See the definition of `x-gtk-stock-map' which uses the second syntax.


> Having read this, I tried edited the `icon-map-list` as by prepending
> a personal alist as follows:
>
> (setopt icon-map-list (cons '("etc/images/diropen" . "document-new")
> 			    icon-map-list))
>  => (("etc/images/diropen" . "document-new") x-gtk-stock-map)
       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
     This is not an alist, it is a single element.

So there is a level of parens missing, no?

> but opening Emacs now results in the toolbar failing to show and the
> frame doing some weird display glitches. Trying to append the alist
> does
> nothing, instead. What am I doing wrong? Is this variable even planned
> for personal customization?

It's a user option so I would definitely assume it.


Michael.