Re: Ellipsis "..." from outline-mode: how to react to mouse-1 events?

[Stefan Monnier <monnier@iro.umontreal.ca>]

> How would one go about creating an overlay for every "..." ellipsis
> displayed in lieu of invisible portions of text?

> I'd like to get outline-minor-mode to allow me to click on the ellipses to
> show/hide the entry (the key bindings used in outline- 
> minor-mode are way too awkward).
> One can change the ellipsis itself:

> (set-display-table-slot standard-display-table
>                          'selective-display
>                          (string-to-vector "more..."))

> but this way one cannot add properties or overlays, since the display table
> contains character vectors.

The outline overlay (which adds the `invisible' property) could simply
have a `keymap' property (as well as a mouse-face property).

I think this currently wouldn't do anything, so please request it as
a new feature via M-x report-emacs-bug.


        Stefan