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protocol: wl_subcompositor.get_subsurface gives a role

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Reword the conditions to make use of the definition of "role".

It is still forbidden to create more than one wl_subsurface for a
wl_surface at a time.

Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
Reviewed-by: Jason Ekstrand <jason.ekstrand@intel.com>
This commit is contained in:
Pekka Paalanen 2014-08-21 12:42:50 +03:00
parent 58743c29f8
commit 96fdcfaec7
1 changed files with 3 additions and 3 deletions
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6
protocol/wayland.xml
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@ -1944,9 +1944,9 @@
associate it with the given parent surface. This turns a
plain wl_surface into a sub-surface.
The to-be sub-surface must not already have a dedicated
purpose, like any shell surface type, cursor image, drag icon,
or sub-surface. Otherwise a protocol error is raised.
The to-be sub-surface must not already have another role, and it
must not have an existing wl_subsurface object. Otherwise a protocol
error is raised.
</description>
<arg name="id" type="new_id" interface="wl_subsurface"