| // 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. |
| |
| #include "ppapi/shared_impl/scoped_pp_var.h" |
| |
| #include "ppapi/shared_impl/ppapi_globals.h" |
| #include "ppapi/shared_impl/var_tracker.h" |
| |
| namespace ppapi { |
| |
| namespace { |
| |
| void CallAddRef(const PP_Var& v) { |
| PpapiGlobals::Get()->GetVarTracker()->AddRefVar(v); |
| } |
| |
| void CallRelease(const PP_Var& v) { |
| PpapiGlobals::Get()->GetVarTracker()->ReleaseVar(v); |
| } |
| |
| } // namespace |
| |
| ScopedPPVar::ScopedPPVar() : var_(PP_MakeUndefined()) { |
| } |
| |
| ScopedPPVar::ScopedPPVar(const PP_Var& v) : var_(v) { |
| CallAddRef(var_); |
| } |
| |
| ScopedPPVar::ScopedPPVar(const PassRef&, const PP_Var& v) : var_(v) { |
| } |
| |
| ScopedPPVar::ScopedPPVar(const ScopedPPVar& other) |
| : var_(other.var_) { |
| CallAddRef(var_); |
| } |
| |
| ScopedPPVar::~ScopedPPVar() { |
| CallRelease(var_); |
| } |
| |
| ScopedPPVar& ScopedPPVar::operator=(const PP_Var& v) { |
| CallAddRef(v); |
| CallRelease(var_); |
| var_ = v; |
| return *this; |
| } |
| |
| PP_Var ScopedPPVar::Release() { |
| PP_Var result = var_; |
| var_ = PP_MakeUndefined(); |
| return result; |
| } |
| |
| } // namespace ppapi |