| // 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. |
| |
| // Cross platform methods for FilePathWatcher. See the various platform |
| // specific implementation files, too. |
| |
| #include "base/files/file_path_watcher.h" |
| |
| #include "base/logging.h" |
| #include "base/message_loop/message_loop.h" |
| |
| #if defined(OS_MACOSX) && !defined(OS_IOS) |
| #include "base/mac/mac_util.h" |
| #endif |
| |
| namespace base { |
| |
| FilePathWatcher::~FilePathWatcher() { |
| impl_->Cancel(); |
| } |
| |
| // static |
| void FilePathWatcher::CancelWatch( |
| const scoped_refptr<PlatformDelegate>& delegate) { |
| delegate->CancelOnMessageLoopThread(); |
| } |
| |
| // static |
| bool FilePathWatcher::RecursiveWatchAvailable() { |
| #if defined(OS_MACOSX) && !defined(OS_IOS) |
| // FSEvents isn't available on iOS and is broken on OSX 10.6 and earlier. |
| // See http://crbug.com/54822#c31 |
| return mac::IsOSLionOrLater(); |
| #elif defined(OS_WIN) || defined(OS_LINUX) || defined(OS_ANDROID) |
| return true; |
| #else |
| return false; |
| #endif |
| } |
| |
| FilePathWatcher::PlatformDelegate::PlatformDelegate(): cancelled_(false) { |
| } |
| |
| FilePathWatcher::PlatformDelegate::~PlatformDelegate() { |
| DCHECK(is_cancelled()); |
| } |
| |
| bool FilePathWatcher::Watch(const FilePath& path, |
| bool recursive, |
| const Callback& callback) { |
| DCHECK(path.IsAbsolute()); |
| return impl_->Watch(path, recursive, callback); |
| } |
| |
| } // namespace base |