15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef PPAPI_HOST_INSTANCE_MESSAGE_FILTER_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define PPAPI_HOST_INSTANCE_MESSAGE_FILTER_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/basictypes.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/host/ppapi_host_export.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace IPC { 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Message; 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace ppapi { 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace host { 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class PpapiHost; 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class PPAPI_HOST_EXPORT InstanceMessageFilter { 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) explicit InstanceMessageFilter(PpapiHost* host); 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~InstanceMessageFilter(); 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Processes an instance message from the plugin process. Returns true if the 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // message was handled. On false, the PpapiHost will forward the message to 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the next filter. 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool OnInstanceMessageReceived(const IPC::Message& msg) = 0; 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PpapiHost* host() { return host_; } 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PpapiHost* host_; 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(InstanceMessageFilter); 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace host 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace ppapi 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // PPAPI_HOST_INSTANCE_MESSAGE_FILTER_H_ 42