From: Matthias Clasen <[email protected]>
Explanation received on wayland-devel indicates that it is
expected compositor behaviour to unmap surfaces without content.
---
protocol/wayland.xml | 3 +++
1 file changed, 3 insertions(+)
diff --git a/protocol/wayland.xml b/protocol/wayland.xml
index 718a4a5..548b1b9 100644
--- a/protocol/wayland.xml
+++ b/protocol/wayland.xml
@@ -923,6 +923,9 @@
Only if wl_surface.attach is sent with a NULL wl_buffer, the
following wl_surface.commit will remove the surface content.
+ It is up to the compositor implementation how it will treat
+ a surface without content; a common behaviour is to unmap
+ the surface until it gets defined content again.
</description>
<arg name="buffer" type="object" interface="wl_buffer"
allow-null="true"/>
--
1.8.2
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