| // 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. |
| |
| #ifndef PPAPI_CPP_MODULE_IMPL_H_ |
| #define PPAPI_CPP_MODULE_IMPL_H_ |
| |
| /// @file |
| /// This file defines some simple function templates that help the C++ wrappers |
| /// (and are not for external developers to use). |
| |
| #include "ppapi/cpp/module.h" |
| |
| namespace pp { |
| |
| namespace { |
| |
| // Specialize this function to return the interface string corresponding to the |
| // PP?_XXX structure. |
| template <typename T> const char* interface_name() { |
| return NULL; |
| } |
| |
| template <typename T> inline T const* get_interface() { |
| static T const* funcs = reinterpret_cast<T const*>( |
| pp::Module::Get()->GetBrowserInterface(interface_name<T>())); |
| return funcs; |
| } |
| |
| template <typename T> inline bool has_interface() { |
| return get_interface<T>() != NULL; |
| } |
| |
| } // namespace |
| |
| } // namespace pp |
| |
| #endif // PPAPI_CPP_MODULE_IMPL_H_ |
| |