RecentModel: fix selection on insertCallNode

The index it was trying to select was wrong as it did not take its
parent index as an argument.

The selection is also now consistent with what happens when the
CallModel selection changes.

Change-Id: I364b059f872feaf17529eb57198d69ee8101e034
Tuleap: #203

src/recentmodel.cpp

@@ -782,8 +782,15 @@ RecentModelPrivate::insertCallNode(RecentViewNode *parent, RecentViewNode* callN
         emit q_ptr->dataChanged(firstChild, firstChild);
     }
 
-    // Select the newly inserted call
-    q_ptr->selectionModel()->setCurrentIndex(q_ptr->index(callNode->m_Index, 0), QItemSelectionModel::ClearAndSelect);
+    /* in the case of a conference, we select the call;
+     * in case the parent only has one call, we select the parent;
+     * in case the parent has multiple calls, we select the call;
+     */
+    auto callIdx = q_ptr->index(callNode->m_Index, 0, parentIdx);
+    if (q_ptr->isConference(callIdx) || q_ptr->isConference(parentIdx) || q_ptr->rowCount(parentIdx) > 1)
+        q_ptr->selectionModel()->setCurrentIndex(callIdx, QItemSelectionModel::ClearAndSelect);
+    else
+        q_ptr->selectionModel()->setCurrentIndex(callIdx.parent(), QItemSelectionModel::ClearAndSelect);
 }
 
 void