bool
RenderFrameParent::Init(nsFrameLoader* aFrameLoader)
{
if (mInitted || !aFrameLoader) {
return false;
}
mFrameLoader = aFrameLoader;
RefPtr<LayerManager> lm = GetFrom(mFrameLoader);
mAsyncPanZoomEnabled = lm && lm->AsyncPanZoomEnabled();
TabParent* browser = TabParent::GetFrom(mFrameLoader);
if (XRE_IsParentProcess()) {
// Our remote frame will push layers updates to the compositor,
// and we'll keep an indirect reference to that tree.
browser->Manager()->AsContentParent()->AllocateLayerTreeId(browser, &mLayersId);
if (lm && lm->AsClientLayerManager()) {
lm->AsClientLayerManager()->GetRemoteRenderer()->SendNotifyChildCreated(mLayersId);
}
} else if (XRE_IsContentProcess()) {
ContentChild::GetSingleton()->SendAllocateLayerTreeId(browser->Manager()->ChildID(), browser->GetTabId(), &mLayersId);
CompositorBridgeChild::Get()->SendNotifyChildCreated(mLayersId);
}
mInitted = true;
return true;
}
void
RenderFrameParent::GetTextureFactoryIdentifier(TextureFactoryIdentifier* aTextureFactoryIdentifier)
{
RefPtr<LayerManager> lm = mFrameLoader ? GetFrom(mFrameLoader) : nullptr;
// Perhaps the document containing this frame currently has no presentation?
if (lm && lm->AsClientLayerManager()) {
*aTextureFactoryIdentifier = lm->AsClientLayerManager()->GetTextureFactoryIdentifier();
} else {
*aTextureFactoryIdentifier = TextureFactoryIdentifier();
}
}
void
RenderFrameParent::OwnerContentChanged(nsIContent* aContent)
{
MOZ_ASSERT(!mFrameLoader || mFrameLoader->GetOwnerContent() == aContent,
"Don't build new map if owner is same!");
RefPtr<LayerManager> lm = mFrameLoader ? GetFrom(mFrameLoader) : nullptr;
// Perhaps the document containing this frame currently has no presentation?
if (lm && lm->AsClientLayerManager()) {
lm->AsClientLayerManager()->GetRemoteRenderer()->SendAdoptChild(mLayersId);
FrameLayerBuilder::InvalidateAllLayers(lm);
}
}
void
RenderFrameParent::EnsureLayersConnected()
{
RefPtr<LayerManager> lm = GetFrom(mFrameLoader);
if (!lm) {
return;
}
ClientLayerManager* client = lm->AsClientLayerManager();
if (!client) {
return;
}
client->GetRemoteRenderer()->SendNotifyChildRecreated(mLayersId);
}