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// Copyright (c) 2010 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_PROXY_PLUGIN_DISPATCHER_H_
#define PPAPI_PROXY_PLUGIN_DISPATCHER_H_
#include <string>
#include "base/process.h"
#include "base/scoped_ptr.h"
#include "ppapi/proxy/callback_tracker.h"
#include "ppapi/proxy/dispatcher.h"
#include "ppapi/proxy/plugin_resource_tracker.h"
#include "ppapi/proxy/plugin_var_tracker.h"
class MessageLoop;
namespace base {
class WaitableEvent;
}
namespace pp {
namespace proxy {
class PluginDispatcher : public Dispatcher {
public:
// Constructor for the plugin side. The init and shutdown functions will be
// will be automatically called when requested by the renderer side. The
// module ID will be set upon receipt of the InitializeModule message.
//
// You must call Dispatcher::InitWithChannel after the constructor.
PluginDispatcher(base::ProcessHandle remote_process_handle,
GetInterfaceFunc get_interface,
InitModuleFunc init_module,
ShutdownModuleFunc shutdown_module);
~PluginDispatcher();
// The plugin maintains a global Dispatcher pointer. There is only one since
// there is only one connection to the browser. Don't call this on the
// browser side, see GetForInstnace.
static PluginDispatcher* Get();
static void SetGlobal(PluginDispatcher* dispatcher);
// Dispatcher overrides.
virtual bool IsPlugin() const;
// IPC::Channel::Listener implementation.
virtual bool OnMessageReceived(const IPC::Message& msg);
// Returns the resource tracker for the plugin. In the browser process this
// will return NULL.
PluginResourceTracker* plugin_resource_tracker() {
return plugin_resource_tracker_.get();
}
// Returns the var tracker for the plugin. In the browser process this
// will return NULL.
PluginVarTracker* plugin_var_tracker() {
return plugin_var_tracker_.get();
}
private:
// IPC message handlers.
void OnMsgInitializeModule(PP_Module pp_module, bool* result);
void OnMsgShutdown();
InitModuleFunc init_module_;
ShutdownModuleFunc shutdown_module_;
scoped_ptr<PluginResourceTracker> plugin_resource_tracker_;
scoped_ptr<PluginVarTracker> plugin_var_tracker_;
DISALLOW_COPY_AND_ASSIGN(PluginDispatcher);
};
} // namespace proxy
} // namespace pp
#endif // PPAPI_PROXY_PLUGIN_DISPATCHER_H_