clearing presences and statuses on disconnect of an account

ui/models/account.cpp

@@ -30,6 +30,9 @@ void Models::Account::setState(Shared::ConnectionState p_state)
     if (state != p_state) {
         state = p_state;
         changed(2);
+        if (state == Shared::disconnected) {
+            toOfflineState();
+        }
     }
 }
 
@@ -198,3 +201,8 @@ void Models::Account::setError(const QString& p_resource)
     }
 }
 
+void Models::Account::toOfflineState()
+{
+    setAvailability(Shared::offline);
+    Item::toOfflineState();
+}

ui/models/account.h

@@ -8,6 +8,7 @@
 
 namespace Models {
     class Account : public Item {
+        Q_OBJECT
     public:
         explicit Account(const QMap<QString, QVariant> &data, Item *parentItem = 0);
         ~Account();
@@ -50,6 +51,9 @@ namespace Models {
         QString error;
         Shared::ConnectionState state;
         Shared::Availability availability;
+        
+    protected slots:
+        void toOfflineState() override;
     };
 
 }

ui/models/contact.cpp

@@ -320,3 +320,18 @@ const Models::Account * Models::Contact::getParentAccount() const
     
     return static_cast<const Account*>(p);
 }
+
+void Models::Contact::toOfflineState()
+{
+    emit childIsAboutToBeRemoved(this, 0, childItems.size());
+    for (int i = 0; i < childItems.size(); ++i) {
+        Item* item = childItems[i];
+        disconnect(item, SIGNAL(childChanged(Models::Item*, int, int)), this, SLOT(refresh()));
+        Item::_removeChild(i);
+        item->deleteLater();
+    }
+    childItems.clear();
+    presences.clear();
+    emit childRemoved();
+    refresh();
+}

ui/models/contact.h

@@ -50,6 +50,7 @@ protected:
     
 protected slots:
     void refresh();
+    void toOfflineState() override;
     
 protected:
     void setAvailability(Shared::Availability p_state);

ui/models/item.cpp

@@ -140,3 +140,11 @@ void Models::Item::changed(int col)
         emit childChanged(this, row(), col);
     }
 }
+
+void Models::Item::toOfflineState()
+{
+    for (std::deque<Item*>::iterator itr = childItems.begin(), end = childItems.end(); itr != end; ++itr) {
+        Item* it = *itr;
+        it->toOfflineState();
+    }
+}

ui/models/item.h

@@ -59,6 +59,8 @@ class Item : public QObject{
         Item* parent;
         
     protected slots:
+        virtual void toOfflineState();
+        
     };
 
 }