diff options
Diffstat (limited to 'base/directory_watcher_win.cc')
-rw-r--r-- | base/directory_watcher_win.cc | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/base/directory_watcher_win.cc b/base/directory_watcher_win.cc deleted file mode 100644 index e318d4b..0000000 --- a/base/directory_watcher_win.cc +++ /dev/null @@ -1,84 +0,0 @@ -// Copyright (c) 2009 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 "base/directory_watcher.h" - -#include "base/file_path.h" -#include "base/logging.h" -#include "base/object_watcher.h" -#include "base/ref_counted.h" - -namespace { - -class DirectoryWatcherImpl : public DirectoryWatcher::PlatformDelegate, - public base::ObjectWatcher::Delegate { - public: - DirectoryWatcherImpl() : delegate_(NULL), handle_(INVALID_HANDLE_VALUE) {} - - virtual bool Watch(const FilePath& path, DirectoryWatcher::Delegate* delegate, - MessageLoop* backend_loop, bool recursive); - - // Callback from MessageLoopForIO. - virtual void OnObjectSignaled(HANDLE object); - - private: - virtual ~DirectoryWatcherImpl(); - - // Delegate to notify upon changes. - DirectoryWatcher::Delegate* delegate_; - // Path we're watching (passed to delegate). - FilePath path_; - // Handle for FindFirstChangeNotification. - HANDLE handle_; - // ObjectWatcher to watch handle_ for events. - base::ObjectWatcher watcher_; - - DISALLOW_COPY_AND_ASSIGN(DirectoryWatcherImpl); -}; - -DirectoryWatcherImpl::~DirectoryWatcherImpl() { - if (handle_ != INVALID_HANDLE_VALUE) { - watcher_.StopWatching(); - FindCloseChangeNotification(handle_); - } -} - -bool DirectoryWatcherImpl::Watch(const FilePath& path, - DirectoryWatcher::Delegate* delegate, - MessageLoop* backend_loop, bool recursive) { - DCHECK(path_.value().empty()); // Can only watch one path. - - handle_ = FindFirstChangeNotification( - path.value().c_str(), - recursive, - FILE_NOTIFY_CHANGE_FILE_NAME | FILE_NOTIFY_CHANGE_SIZE | - FILE_NOTIFY_CHANGE_LAST_WRITE | FILE_NOTIFY_CHANGE_DIR_NAME); - if (handle_ == INVALID_HANDLE_VALUE) - return false; - - delegate_ = delegate; - path_ = path; - watcher_.StartWatching(handle_, this); - - return true; -} - -void DirectoryWatcherImpl::OnObjectSignaled(HANDLE object) { - DCHECK(object == handle_); - // Make sure we stay alive through the body of this function. - scoped_refptr<DirectoryWatcherImpl> keep_alive(this); - - delegate_->OnDirectoryChanged(path_); - - // Register for more notifications on file change. - BOOL ok = FindNextChangeNotification(object); - DCHECK(ok); - watcher_.StartWatching(object, this); -} - -} // namespace - -DirectoryWatcher::DirectoryWatcher() { - impl_ = new DirectoryWatcherImpl(); -} |