| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_BROWSER_LOCAL_DISCOVERY_SERVICE_DISCOVERY_DEVICE_LISTER_H_ |
| #define CHROME_BROWSER_LOCAL_DISCOVERY_SERVICE_DISCOVERY_DEVICE_LISTER_H_ |
| |
| #include <map> |
| #include <string> |
| |
| #include "base/memory/linked_ptr.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/memory/weak_ptr.h" |
| #include "chrome/common/local_discovery/service_discovery_client.h" |
| |
| namespace local_discovery { |
| |
| class ServiceDiscoveryDeviceLister { |
| public: |
| class Delegate { |
| public: |
| virtual void OnDeviceChanged( |
| bool added, |
| const ServiceDescription& service_description) = 0; |
| virtual void OnDeviceRemoved(const std::string& service_name) = 0; |
| virtual void OnDeviceCacheFlushed() = 0; |
| }; |
| |
| ServiceDiscoveryDeviceLister(Delegate* delegate, |
| ServiceDiscoveryClient* service_discovery_client, |
| const std::string& service_type); |
| virtual ~ServiceDiscoveryDeviceLister(); |
| |
| void Start(); |
| void DiscoverNewDevices(bool force_update); |
| |
| std::string service_type() { return service_type_; } |
| |
| private: |
| typedef std::map<std::string, linked_ptr<ServiceResolver> > |
| ServiceResolverMap; |
| |
| void OnServiceUpdated(ServiceWatcher::UpdateType update, |
| const std::string& service_name); |
| |
| void OnResolveComplete( |
| bool added, |
| std::string service_name, |
| ServiceResolver::RequestStatus status, |
| const ServiceDescription& description); |
| |
| // Create or recreate the service watcher |
| void CreateServiceWatcher(); |
| |
| Delegate* const delegate_; |
| ServiceDiscoveryClient* const service_discovery_client_; |
| const std::string service_type_; |
| |
| scoped_ptr<ServiceWatcher> service_watcher_; |
| ServiceResolverMap resolvers_; |
| |
| base::WeakPtrFactory<ServiceDiscoveryDeviceLister> weak_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ServiceDiscoveryDeviceLister); |
| }; |
| |
| } // namespace local_discovery |
| |
| #endif // CHROME_BROWSER_LOCAL_DISCOVERY_SERVICE_DISCOVERY_DEVICE_LISTER_H_ |