chrome/browser/chromeos/file_system_provider/operations/read_directory.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_OPERATIONS_READ_DIRECTORY_H_
   6 #define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_OPERATIONS_READ_DIRECTORY_H_
   7
   8 #include "base/files/file.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "chrome/browser/chromeos/file_system_provider/operations/operation.h"
  11 #include "chrome/browser/chromeos/file_system_provider/provided_file_system_info.h"
  12 #include "chrome/browser/chromeos/file_system_provider/request_value.h"
  13 #include "storage/browser/fileapi/async_file_util.h"
  14
  15 namespace base {
  16 class FilePath;
  17 }  // namespace base
  18
  19 namespace extensions {
  20 class EventRouter;
  21 }  // namespace extensions
  22
  23 namespace chromeos {
  24 namespace file_system_provider {
  25 namespace operations {
  26
  27 // Bridge between fileapi read directory operation and providing extension's
  28 // read directory request. Created per request.
  29 class ReadDirectory : public Operation {
  30  public:
  31   ReadDirectory(extensions::EventRouter* event_router,
  32                 const ProvidedFileSystemInfo& file_system_info,
  33                 const base::FilePath& directory_path,
  34                 const storage::AsyncFileUtil::ReadDirectoryCallback& callback);
  35   ~ReadDirectory() override;
  36
  37   // Operation overrides.
  38   bool Execute(int request_id) override;
  39   void OnSuccess(int request_id,
  40                  scoped_ptr<RequestValue> result,
  41                  bool has_more) override;
  42   void OnError(int request_id,
  43                scoped_ptr<RequestValue> result,
  44                base::File::Error error) override;
  45
  46  private:
  47   base::FilePath directory_path_;
  48   const storage::AsyncFileUtil::ReadDirectoryCallback callback_;
  49
  50   DISALLOW_COPY_AND_ASSIGN(ReadDirectory);
  51 };
  52
  53 }  // namespace operations
  54 }  // namespace file_system_provider
  55 }  // namespace chromeos
  56
  57 #endif  // CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_OPERATIONS_READ_DIRECTORY_H_