commit 8785578391eacd4192333d7b0ce3afedd7d163e6
author Mathias Agopian <mathias@google.com> Tue Jul 24 21:41:09 2012 -0700
committer Mathias Agopian <mathias@google.com> Tue Jul 24 21:42:27 2012 -0700
tree 62249d4b8556b12eede54e09c9b5a5f34f9e52ec
parent 8b33f032327f8de0dcc0e6d0d43ed80f834b51f6

add a layerStack attribute to Layers.

this attribute can be set through a regular transaction using
SurfaceComposerClient (just like any other attribute, eg: position or size)

Change-Id: I701a47c677ea6442ca713728a93335328cd2b172

include/gui/ISurfaceComposer.h

diff --git a/include/gui/ISurfaceComposer.h b/include/gui/ISurfaceComposer.h
index de1d65d..0d4a76b 100644
--- a/include/gui/ISurfaceComposer.h
+++ b/include/gui/ISurfaceComposer.h
@@ -67,6 +67,7 @@
         eMatrixChanged              = 0x00000010,
         eTransparentRegionChanged   = 0x00000020,
         eVisibilityChanged          = 0x00000040,
+        eLayerStackChanged          = 0x00000080,
         eCropChanged                = 0x00000100,
     };
 

include/gui/SurfaceComposerClient.h

diff --git a/include/gui/SurfaceComposerClient.h b/include/gui/SurfaceComposerClient.h
index 9f3ef35..aef4223 100644
--- a/include/gui/SurfaceComposerClient.h
+++ b/include/gui/SurfaceComposerClient.h
@@ -119,6 +119,7 @@
     status_t    setPosition(SurfaceID id, float x, float y);
     status_t    setSize(SurfaceID id, uint32_t w, uint32_t h);
     status_t    setCrop(SurfaceID id, const Rect& crop);
+    status_t    setLayerStack(SurfaceID id, uint32_t layerStack);
     status_t    destroySurface(SurfaceID sid);
 
 private: