load blocked friends from settings on start

src/nexus.cpp

@@ -255,6 +255,7 @@ void Nexus::showMainGUI()
             Qt::BlockingQueuedConnection);
 
     connect(profile, &Profile::badProxy, widget, &Widget::onBadProxyCore, Qt::BlockingQueuedConnection);
+    connect(profile, &Profile::blockedFriendLoaded, widget, &Widget::addBlockedFriend);
 
     profile->startCore();
 

src/persistence/profile.cpp

@@ -464,6 +464,12 @@ void Profile::startCore()
     // reason: Core::getInstance() returns nullptr, because it's not yet initialized
     // solution: kill Core::getInstance
     setAvatar(data);
+
+    // not actually dependent on Core, but dependent on Profile signals all being hooked up.
+    auto blockedFriends = settings.getBlockedFriends();
+    for (auto& blockedFriend : blockedFriends) {
+        emit blockedFriendLoaded(blockedFriend);
+    }
 }
 
 /**

src/persistence/profile.h

@@ -94,6 +94,7 @@ signals:
     void failedToStart();
     void badProxy();
     void coreChanged(Core& core);
+    void blockedFriendLoaded(const ToxPk& friendPk);
 
 public slots:
     void onRequestSent(const ToxPk& friendPk, const QString& message);