[Fedora-packaging] Re: Calling graphical tools generically e.g. text editor

[Axel Thimm]

On Thu, Aug 28, 2008 at 09:59:41PM +0300, Axel Thimm wrote:
> On Thu, Aug 28, 2008 at 11:16:05AM -0500, Rex Dieter wrote:
> > Axel Thimm wrote:
> >
> >> Maybe xdg-open needs two modes, read-only and editing?
> 
> Add a third one as "ask user which one of the N editors/viewers to
> use, if there are more than one registered" (e.g. not only the
> preferred one, see also below).
> 
> > I'd argue this is a problem better solved one level higher, via  
> > mimetypes (somehow).
> 
> You mean that apps register as png/viewer-only and png/editor for
> example? Actually mimetypes are for describing the data only, so the
> extra information for the applications ability to view/edit would have
> to be encoded differently.
> 
> But still if a file browser just sees some file (say a png file) and
> one double clicks on it, if it just starts xdg-open it will not be
> able to pass on what the user wants to do, view or edit.
> 
> Windows (TM) seems to have a default of "open as in viewing" and a
> non-default (with Shift?) as "open as in editing". I think there is
> even an "ask the user which ones of the 100 png viewer to use". Anyone
> know how OS X solves this?

BTW looks like gnome has this already sorted out:

http://developer.gnome.org/doc/whitepapers/SystemConfig/mime-info.html

applications register with two different keys: view/open. There are
even fm-view/fm-open for file managers and even a convert-to-ascii
variant.

Maybe xgd has similar functionality?
-- 
Axel.Thimm at ATrpms.net
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