blob: a3ba1533944f730b7717a156f4688e787a0c4d6b [file] [log] [blame]
// Copyright (c) 2011 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.
#include "base/compiler_specific.h"
#include "ppapi/proxy/ppapi_proxy_export.h"
#include "ppapi/shared_impl/var.h"
namespace ppapi {
namespace proxy {
class PluginDispatcher;
} // namespace proxy
// Tracks a reference to an object var in the plugin side of the proxy. This
// just stores the dispatcher and host var ID, and provides the interface for
// integrating this with PP_Var creation.
class PPAPI_PROXY_EXPORT ProxyObjectVar : public Var {
ProxyObjectVar(proxy::PluginDispatcher* dispatcher,
int32 host_var_id);
~ProxyObjectVar() override;
// Var overrides.
ProxyObjectVar* AsProxyObjectVar() override;
PP_VarType GetType() const override;
proxy::PluginDispatcher* dispatcher() const { return dispatcher_; }
int32 host_var_id() const { return host_var_id_; }
void* user_data() const { return user_data_; }
void set_user_data(void* ud) { user_data_ = ud; }
// Expose AssignVarID on Var so the PluginResourceTracker can call us when
// it's creating IDs.
void AssignVarID(int32 id);
void clear_dispatcher() { dispatcher_ = NULL; }
proxy::PluginDispatcher* dispatcher_;
int32 host_var_id_;
// When this object is created as representing a var implemented by the
// plugin, this stores the user data so that we can look it up later. See
// PluginVarTracker.
void* user_data_;
} // namespace ppapi