more Surface lifetime management
Surfaces are now destroyed once all references from the clients are gone, but they go through a partial destruction as soon as the window manager requests it.
This last part is still buggy. see comments in SurfaceFlinger::destroySurface()
diff --git a/libs/surfaceflinger/Layer.h b/libs/surfaceflinger/Layer.h
index dc03d35..3f3953f 100644
--- a/libs/surfaceflinger/Layer.h
+++ b/libs/surfaceflinger/Layer.h
@@ -81,6 +81,7 @@
virtual bool needsBlending() const { return mNeedsBlending; }
virtual bool isSecure() const { return mSecure; }
virtual sp<Surface> createSurface() const;
+ virtual status_t ditch();
const LayerBitmap& getBuffer(int i) const { return mBuffers[i]; }
LayerBitmap& getBuffer(int i) { return mBuffers[i]; }
@@ -108,7 +109,9 @@
class SurfaceLayer : public LayerBaseClient::Surface
{
public:
- SurfaceLayer(SurfaceID id, const sp<Layer>& owner);
+ SurfaceLayer(const sp<SurfaceFlinger>& flinger,
+ SurfaceID id, const sp<Layer>& owner);
+ ~SurfaceLayer();
private:
virtual sp<SurfaceBuffer> getBuffer();