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      1 // Copyright 2013 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_MEDIA_GALLERIES_FILEAPI_IAPPS_FINDER_IMPL_H_
      6 #define CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_IAPPS_FINDER_IMPL_H_
      7 
      8 #include <string>
      9 
     10 #include "base/callback.h"
     11 #include "base/files/file_path.h"
     12 #include "chrome/browser/media_galleries/fileapi/iapps_finder.h"
     13 #include "components/storage_monitor/storage_info.h"
     14 
     15 #if defined(OS_MACOSX)
     16 
     17 class MacPreferences;
     18 #if defined(__OBJC__)
     19 @class NSArray;
     20 @class NSString;
     21 #else  // __OBJC__
     22 class NSArray;
     23 class NSString;
     24 #endif  // __OBJC__
     25 
     26 #endif  // OS_MACOSX
     27 
     28 namespace iapps {
     29 
     30 #if defined(OS_MACOSX)
     31 
     32 extern NSString* const kIPhotoRecentDatabasesKey;
     33 extern NSString* const kITunesRecentDatabasePathsKey;
     34 
     35 // Set the mac preferences to use for testing. The caller continues to own
     36 // |preferences| and should call this function again with NULL before freeing
     37 // it.
     38 void SetMacPreferencesForTesting(MacPreferences* preferences);
     39 
     40 // Returns an NSArray with a single string entry which is a path value.
     41 NSArray* NSArrayFromFilePath(const base::FilePath& path);
     42 
     43 #endif  // OS_MACOSX
     44 
     45 typedef base::Callback<void(const IAppsFinderCallback&)> IAppsFinderTask;
     46 
     47 // FindIAppsOnFileThread helps iApps finders by taking care of the details of
     48 // bouncing to the FILE thread to run |task| and then turning the result into a
     49 // device id and posting it to |callback| on the UI thread.  If |task| does not
     50 // find the iApps's library, |callback| gets an empty string.
     51 void FindIAppsOnFileThread(storage_monitor::StorageInfo::Type type,
     52                            const IAppsFinderTask& task,
     53                            const IAppsFinderCallback& callback);
     54 
     55 }  // namespace iapps
     56 
     57 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_IAPPS_FINDER_IMPL_H_
     58