blob: 339776521d2ed8b3284a147ee4788979f8ffa463 [file] [log] [blame]
// Copyright (c) 2012 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 PPAPI_HOST_INSTANCE_MESSAGE_FILTER_H_
#define PPAPI_HOST_INSTANCE_MESSAGE_FILTER_H_
#include "ppapi/host/ppapi_host_export.h"
namespace IPC {
class Message;
}
namespace ppapi {
namespace host {
class PpapiHost;
class PPAPI_HOST_EXPORT InstanceMessageFilter {
public:
explicit InstanceMessageFilter(PpapiHost* host);
InstanceMessageFilter(const InstanceMessageFilter&) = delete;
InstanceMessageFilter& operator=(const InstanceMessageFilter&) = delete;
virtual ~InstanceMessageFilter();
// Processes an instance message from the plugin process. Returns true if the
// message was handled. On false, the PpapiHost will forward the message to
// the next filter.
virtual bool OnInstanceMessageReceived(const IPC::Message& msg) = 0;
PpapiHost* host() { return host_; }
private:
PpapiHost* host_;
};
} // namespace host
} // namespace ppapi
#endif // PPAPI_HOST_INSTANCE_MESSAGE_FILTER_H_