1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CHROME_BROWSER_EXTENSIONS_API_PUSH_MESSAGING_PUSH_MESSAGING_INVALIDATION_HANDLER_DELEGATE_H_ 6 #define CHROME_BROWSER_EXTENSIONS_API_PUSH_MESSAGING_PUSH_MESSAGING_INVALIDATION_HANDLER_DELEGATE_H_ 7 8 #include <string> 9 10 namespace extensions { 11 12 // Delegate interface for the push messaging invalidation handler. For each 13 // object that was invalidated, OnMessage() will be called back once for that 14 // object. 15 class PushMessagingInvalidationHandlerDelegate { 16 public: 17 virtual void OnMessage(const std::string& extension_id, 18 int subchannel, 19 const std::string& payload) = 0; 20 21 protected: ~PushMessagingInvalidationHandlerDelegate()22 virtual ~PushMessagingInvalidationHandlerDelegate() {} 23 }; 24 25 } // namespace extensions 26 27 #endif // CHROME_BROWSER_EXTENSIONS_API_PUSH_MESSAGING_PUSH_MESSAGING_INVALIDATION_HANDLER_DELEGATE_H_ 28