X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/blast.git/blobdiff_plain/43fd94117de66d533ef9e58b2de85daa244da309..d111eaf49741a0a79d372445f97c314a637e331e:/FunctionalInterface.cpp

diff --git a/FunctionalInterface.cpp b/FunctionalInterface.cpp
index 1b8ff07..7224b3f 100644
--- a/FunctionalInterface.cpp
+++ b/FunctionalInterface.cpp
@@ -20,7 +20,7 @@ FunctionalInterface::FunctionalInterface(AbstractBlock* _owner, ReferenceInterfa
   width = reference->getWidth();
   direction = reference->getDirection();
   purpose = reference->getPurpose();  
-  connectedFrom = NULL;
+  connectedFrom = NULL;  
 }
 
 bool FunctionalInterface::isFunctionalInterface() {
@@ -99,21 +99,26 @@ bool FunctionalInterface::canConnectTo(AbstractInterface *iface) {
      2 - iface is owned by the parent group of the block that owns this
         2.1 - this is an output, iface is an output of the group
         2.2 - both are inout
+     3 - this is owned by a source block and iface is owned by the top group
 
   */
   if (direction == Input) return false;
   if (iface->isReferenceInterface()) return false;
   if (iface->getConnectedFrom() != NULL) return false;
-
+  // first case: interface of blocks within the same group
   if (getOwner()->getParent() == iface->getOwner()->getParent()) {
 
     if ((direction == Output) && (iface->getDirection() == Input)) return true;
     if ((direction == InOut) && (iface->getDirection() == InOut)) return true;
   }
+  // second case: iface = interface of the group that contains owner of this
   else if (getOwner()->getParent() == iface->getOwner()) {
     if ((direction == Output) && (iface->getDirection() == Output)) return true;
     if ((direction == InOut) && (iface->getDirection() == InOut)) return true;
   }
+  else if ((getOwner()->isSourceBlock()) && (iface->getOwner()->isTopGroupBlock())) {
+    if ((direction == Output) && (iface->getDirection() == Input)) return true;
+  }
 
   return false;