new method PIClientServer::Server::closeAll()

PISignals::releaseSignals()

libs/client_server/piclientserver_server.cpp

@@ -90,6 +90,18 @@ void PIClientServer::Server::listen(PINetworkAddress addr) {
 }
 
 
+void PIClientServer::Server::closeAll() {
+	clients_mutex.lock();
+	for (auto c: clients) {
+		c->aboutDelete();
+		c->destroy();
+		delete c;
+	}
+	clients.clear();
+	clients_mutex.unlock();
+}
+
+
 void PIClientServer::Server::setMaxClients(int new_max_clients) {
 	max_clients = new_max_clients;
 }