[Wayland-bugs] [Bug 759626] Clipboard (copy-and-paste) Wayland→Wayland or Wayland→X11 from closed applications is broken

[gtk+ (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=759626

--- Comment #7 from Jonas Ådahl <jadahl at gmail.com> ---
(In reply to Matthias Clasen from comment #5)
> (In reply to Michael Catanzaro from comment #4)
> > (In reply to Jonas Ådahl from comment #3)
> > > Why would there be a need for a new request? Is it for making the client
> > > control what selections would be more "persistent" than others or something?
> > > Otherwise, it should work already, the way same clipboard.c in weston works.
> > 
> > Oooh, didn't know about this.
> > 
> > Yeah, it's clearly not necessary if we store selection data automatically...
> > my mind jumped to it because it's required in ICCM. So we can avoid this
> > complexity.
> > 
> > The original purpose of the separate store request was to avoid unnecessary
> > clipboard IPC overhead, but it's surely not relevant in 2016.
> 
> We will want an explicit Store for the same reasons it is necessary in X:
> You don't want a clipboard manager eagerly collecting megabytes of data
> because you happened to hit Ctrl-A in a big spreadsheet.

FWIW, one would have to press Ctrl-A then Ctrl-C to actually set the selection
(selection here is the Wayland protocol term, not the user interface term).

So when would one do a wl_data_device.set_selection() but not a
wp_clipboard_manager.store()?

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