[Owncloud] image preview, music

[Achim Bohnet]

On Thursday 06 October 2011 21:08:15 you wrote:
> On Thu, October 6, 2011 17:43, Achim Bohnet wrote:
> > Maybe apps like 'musicplayer' or 'file upload' that (can) work in
> > 'background'
> > should set a flag, e.g. dontInterrupt or bgTaskActive.    If the user
> > triggers a reload,  an overlay/popup can be displayed that tell user
> > that 'music playing' 'file upload' would be interrupted and offer
> > 'interrupt' 'cancel' 'open in new tab'  with last the default  (plus the
> > never ask again checkbutton).
> 
> Setting a flag would make sense if it can just be in the background. But
> popups for that are not a good idea. Loading implementation details off to
> the user results in a very bad experience.

Agreed, but in this case the implementation detail appear like a bug to the
user, e.g.,  music is interrupted and starts again from start.
> 
> Then again, for file upload it would make sense because the file has to be
> fully uploaded (critical, as opposed to music playing). But only when the
> process is up front about not wanting to be interrupted – for example by
> freezing the interface and showing a loading bar, showing additional
> visual feedback on the file transfer, etc.

right.  When setting the flag a  Short Msg and a callback can be supplied.
The callback then return, e.g.: percent-done,  total-time, time-until-done.

Achim
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