1 files changed, 10 insertions, 18 deletions
diff --git a/Swiften/StreamStack/StreamStack.cpp b/Swiften/StreamStack/StreamStack.cpp
index b0c68cf..2a30768 100644
--- a/Swiften/StreamStack/StreamStack.cpp
+++ b/Swiften/StreamStack/StreamStack.cpp
@@ -15,31 +15,23 @@
 
 namespace Swift {
 
-StreamStack::StreamStack(boost::shared_ptr<XMPPLayer> xmppLayer, boost::shared_ptr<LowLayer> physicalLayer) : xmppLayer_(xmppLayer), physicalLayer_(physicalLayer) {
-	xmppReadSlotConnection_ = physicalLayer_->onDataRead.connect(boost::bind(&XMPPLayer::parseData, xmppLayer_, _1));
-	xmppWriteSignalConnection_ = xmppLayer_->onWriteData.connect(boost::bind(&LowLayer::writeData, physicalLayer_, _1));
+StreamStack::StreamStack(XMPPLayer* xmppLayer, LowLayer* physicalLayer) : xmppLayer_(xmppLayer), physicalLayer_(physicalLayer) {
+	physicalLayer_->setParentLayer(xmppLayer_);
+	xmppLayer_->setChildLayer(physicalLayer_);
 }
 
 StreamStack::~StreamStack() {
-	// Disconnect the write signal connections to break cyclic signal 
-	// dependencies. The read signal connections have
-	// to remain, since these can be reached from the main event loop.
-	xmppWriteSignalConnection_.disconnect();
-	foreach(const boost::bsignals::connection& connection, writeSignalConnections_) {
-		connection.disconnect();
-	}
 }
 
-void StreamStack::addLayer(boost::shared_ptr<StreamLayer> newLayer) {
-	xmppReadSlotConnection_.disconnect();
-	xmppWriteSignalConnection_.disconnect();
+void StreamStack::addLayer(StreamLayer* newLayer) {
+	LowLayer* lowLayer = layers_.empty() ? physicalLayer_ : *layers_.rbegin();
 
-	boost::shared_ptr<LowLayer> lowLayer = (layers_.empty() ? physicalLayer_ : *layers_.rbegin());
+	xmppLayer_->setChildLayer(newLayer);
+	newLayer->setParentLayer(xmppLayer_);
+	
+	lowLayer->setParentLayer(newLayer);
+	newLayer->setChildLayer(lowLayer);
 
-	lowLayer->onDataRead.connect(boost::bind(&HighLayer::handleDataRead, newLayer, _1), boost::bsignals::at_front);
-	writeSignalConnections_.push_back(newLayer->onWriteData.connect(boost::bind(&LowLayer::writeData, lowLayer, _1), boost::bsignals::at_front));
-	xmppWriteSignalConnection_ = xmppLayer_->onWriteData.connect(boost::bind(&LowLayer::writeData, newLayer, _1), boost::bsignals::at_front);
-	xmppReadSlotConnection_ = newLayer->onDataRead.connect(boost::bind(&XMPPLayer::parseData, xmppLayer_, _1), boost::bsignals::at_front);
 	layers_.push_back(newLayer);
 }