File manager: support for zipping selected files.

chrome/browser/chromeos/extensions/file_browser_private_api.h

 // Copyright (c) 2012 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 CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_BROWSER_PRIVATE_API_H_
 #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_BROWSER_PRIVATE_API_H_
 
 #include <map>
 #include <queue>
 #include <string>
 #include <vector>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/platform_file.h"
 #include "chrome/browser/chromeos/drive/drive_cache.h"
 #include "chrome/browser/chromeos/drive/drive_file_error.h"
 #include "chrome/browser/chromeos/extensions/file_browser_event_router.h"
+#include "chrome/browser/chromeos/extensions/zip_file_creator.h"
 #include "chrome/browser/extensions/extension_function.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "googleurl/src/url_util.h"
 
 class GURL;
 
 namespace fileapi {
 class FileSystemContext;
 }
 
@@ skipping 747 matching lines @@
  public:
   DECLARE_EXTENSION_FUNCTION_NAME(
       "fileBrowserPrivate.requestDirectoryRefresh");
 
  protected:
   virtual ~RequestDirectoryRefreshFunction() {}
 
   virtual bool RunImpl() OVERRIDE;
 };
 
+// Create a zip file for the selected files.
+class ZipSelectionFunction : public FileBrowserFunction,
+                             public extensions::ZipFileCreator::Observer {
+ public:
+  DECLARE_EXTENSION_FUNCTION_NAME("fileBrowserPrivate.zipSelection");
+
+  ZipSelectionFunction();
+
+ protected:
+  virtual ~ZipSelectionFunction();
+
+  // AsyncExtensionFunction overrides.
+  virtual bool RunImpl() OVERRIDE;
+
+  // extensions::ZipFileCreator::Delegate overrides.
+  virtual void OnZipDone(bool success) OVERRIDE;
+
+ private:
+  // A callback method to handle the result of
+  // GetLocalPathsOnFileThreadAndRunCallbackOnUIThread.
+  void GetLocalPathsResponseOnUIThread(const std::string dest_name,
+                                       const SelectedFileInfoList& files);
+
+  scoped_refptr<extensions::ZipFileCreator> zip_file_creator_;
+};
+
 #endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_BROWSER_PRIVATE_API_H_