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authorGiulio Camuffo <giulio.camuffo@jollamobile.com>2015-03-19 10:52:03 +0200
committerGiulio Camuffo <giulio.camuffo@jollamobile.com>2015-07-15 07:09:55 +0000
commit6c47babc1a3566c7186e3196e7975df2be9b575b (patch)
tree9fce1d93e02d48346ffa1ecfeebbc8a6adf4ef62 /examples
parentab3b7de2405f92cd01efb8a7717a4924c7630d5f (diff)
Add a mechanism to delay unmapping of surfaces
When a client attachs a NULL buffer on a surface we may want to hang on to the old buffer for a bit, e.g. to do a hide animation. Add the QWaylandUnmapLock class to keep a surface mapped after an attach(0) request. Change-Id: I5d5be0b36410a76a58d2b68c1b2ac5e3b875a801 Reviewed-by: Robin Burchell <robin.burchell@viroteck.net>
Diffstat (limited to 'examples')
-rw-r--r--examples/wayland/qwindow-compositor/qwindowcompositor.cpp7
1 files changed, 7 insertions, 0 deletions
diff --git a/examples/wayland/qwindow-compositor/qwindowcompositor.cpp b/examples/wayland/qwindow-compositor/qwindowcompositor.cpp
index 0b39f1102..5d338692f 100644
--- a/examples/wayland/qwindow-compositor/qwindowcompositor.cpp
+++ b/examples/wayland/qwindow-compositor/qwindowcompositor.cpp
@@ -98,6 +98,13 @@ public:
}
}
+ void unmap()
+ {
+ delete shmTex;
+ shmTex = 0;
+ bufferRef = QWaylandBufferRef();
+ }
+
QImage image() const
{
if (!bufferRef || !bufferRef.isShm())