Refactor some file_system classes to use chromium types instead of

WebKit API types.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/3406008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@60152 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 49 insertions, 0 deletions

diff --git a/webkit/fileapi/file_system_callback_dispatcher.h b/webkit/fileapi/file_system_callback_dispatcher.h
new file mode 100644
index 0000000..37f22c23
--- /dev/null
+++ b/webkit/fileapi/file_system_callback_dispatcher.h
@@ -0,0 +1,49 @@
+// Copyright (c) 2010 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 WEBKIT_FILEAPI_FILE_SYSTEM_CALLBACK_DISPATCHER_H_
+#define WEBKIT_FILEAPI_FILE_SYSTEM_CALLBACK_DISPATCHER_H_
+
+#include <vector>
+
+#include "base/file_util_proxy.h"
+#include "base/string16.h"
+
+namespace fileapi {
+
+// This class mirrors the callbacks in
+// third_party/WebKit/WebKit/chromium/public/WebFileSystemCallbacks.h,
+// but uses chromium types.
+class FileSystemCallbackDispatcher {
+ public:
+  // Callback for various operations that don't require return values.
+  virtual void DidSucceed() = 0;
+
+  // Callback to report information for a file.
+  virtual void DidReadMetadata(const base::PlatformFileInfo& file_info) = 0;
+
+  // Callback to report the contents of a directory. If the contents of
+  // the given directory are reported in one batch, then |entries| will have
+  // the list of all files/directories in the given directory, |has_more| will
+  // be false, and this callback will be called only once. If the contents of
+  // the given directory are reported in multiple chunks, then this callback
+  // will be called multiple times, |entries| will have only a subset of
+  // all contents (the subsets reported in any two calls are disjoint), and
+  // |has_more| will be true, except for the last chunk.
+  virtual void DidReadDirectory(
+      const std::vector<base::file_util_proxy::Entry>& entries,
+      bool has_more) = 0;
+
+  // Callback for opening a file system. Called with a name and root path for
+  // the FileSystem when the request is accepted. Used by WebFileSystem API.
+  virtual void DidOpenFileSystem(const string16& name,
+                                 const FilePath& root_path) = 0;
+
+  // Called with an error code when a requested operation has failed.
+  virtual void DidFail(base::PlatformFileError error_code) = 0;
+};
+
+} // namespace fileapi
+
+#endif  //  WEBKIT_FILEAPI_FILE_SYSTEM_CALLBACK_DISPATCHER_H_