| // Copyright 2011 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef PPAPI_PROXY_PROXY_OBJECT_VAR_H_ |
| #define PPAPI_PROXY_PROXY_OBJECT_VAR_H_ |
| |
| #include <stdint.h> |
| |
| #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 { |
| public: |
| ProxyObjectVar(proxy::PluginDispatcher* dispatcher, int32_t host_var_id); |
| |
| ProxyObjectVar(const ProxyObjectVar&) = delete; |
| ProxyObjectVar& operator=(const ProxyObjectVar&) = delete; |
| |
| ~ProxyObjectVar() override; |
| |
| // Var overrides. |
| ProxyObjectVar* AsProxyObjectVar() override; |
| PP_VarType GetType() const override; |
| |
| proxy::PluginDispatcher* dispatcher() const { return dispatcher_; } |
| int32_t 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_t id); |
| |
| void clear_dispatcher() { dispatcher_ = NULL; } |
| |
| private: |
| proxy::PluginDispatcher* dispatcher_; |
| int32_t 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 |
| |
| #endif // PPAPI_PROXY_PROXY_OBJECT_VAR_H_ |