| // Copyright 2016 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 MOJO_PUBLIC_CPP_SYSTEM_WATCHER_H_ |
| #define MOJO_PUBLIC_CPP_SYSTEM_WATCHER_H_ |
| |
| #include "mojo/public/c/system/types.h" |
| #include "mojo/public/c/system/watcher.h" |
| #include "mojo/public/cpp/system/handle.h" |
| #include "mojo/public/cpp/system/system_export.h" |
| |
| namespace mojo { |
| |
| // A strongly-typed representation of a |MojoHandle| for a watcher. |
| class WatcherHandle : public Handle { |
| public: |
| WatcherHandle() = default; |
| explicit WatcherHandle(MojoHandle value) : Handle(value) {} |
| |
| // Copying and assignment allowed. |
| }; |
| |
| static_assert(sizeof(WatcherHandle) == sizeof(Handle), |
| "Bad size for C++ WatcherHandle"); |
| |
| typedef ScopedHandleBase<WatcherHandle> ScopedWatcherHandle; |
| static_assert(sizeof(ScopedWatcherHandle) == sizeof(WatcherHandle), |
| "Bad size for C++ ScopedWatcherHandle"); |
| |
| MOJO_CPP_SYSTEM_EXPORT MojoResult |
| CreateWatcher(MojoWatcherCallback callback, |
| ScopedWatcherHandle* watcher_handle); |
| |
| } // namespace mojo |
| |
| #endif // MOJO_PUBLIC_CPP_SYSTEM_WATCHER_H_ |