Add delete context menu for custom wallpapers and some ui tweaks

chrome/browser/chromeos/extensions/wallpaper_private_api.cc

 // Copyright (c) 2013 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 "chrome/browser/chromeos/extensions/wallpaper_private_api.h"
 
 #include <vector>
 
 #include "ash/shell.h"
 #include "ash/wm/window_cycle_controller.h"
 #include "ash/wm/window_util.h"
 #include "base/file_util.h"
 #include "base/json/json_writer.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/path_service.h"
 #include "base/string_number_conversions.h"
 #include "base/stringprintf.h"
 #include "base/synchronization/cancellation_flag.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "base/threading/worker_pool.h"
 #include "chrome/browser/browser_process.h"
+#include "chrome/browser/chromeos/login/user.h"
 #include "chrome/browser/chromeos/login/user_image.h"
 #include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/chromeos/login/wallpaper_manager.h"
 #include "chrome/browser/extensions/event_router.h"
 #include "chrome/browser/image_decoder.h"
 #include "chrome/common/chrome_paths.h"
 #include "content/public/browser/browser_thread.h"
 #include "net/url_request/url_fetcher.h"
 #include "net/url_request/url_fetcher_delegate.h"
 #include "net/url_request/url_request_status.h"
@@ skipping 143 matching lines @@
 }  // namespace
 
 bool WallpaperPrivateGetStringsFunction::RunImpl() {
   DictionaryValue* dict = new DictionaryValue();
   SetResult(dict);
 
 #define SET_STRING(id, idr) \
   dict->SetString(id, l10n_util::GetStringUTF16(idr))
   SET_STRING("webFontFamily", IDS_WEB_FONT_FAMILY);
   SET_STRING("webFontSize", IDS_WEB_FONT_SIZE);
-  SET_STRING("searchTextLabel", IDS_WALLPAPER_MANAGER_SEARCH_TEXT_LABEL);
   SET_STRING("allCategoryLabel", IDS_WALLPAPER_MANAGER_ALL_CATEGORY_LABEL);
+  SET_STRING("deleteCommandLabel", IDS_WALLPAPER_MANAGER_DELETE_COMMAND_LABEL);
   SET_STRING("customCategoryLabel",
              IDS_WALLPAPER_MANAGER_CUSTOM_CATEGORY_LABEL);
   SET_STRING("selectCustomLabel",
              IDS_WALLPAPER_MANAGER_SELECT_CUSTOM_LABEL);
   SET_STRING("positionLabel", IDS_WALLPAPER_MANAGER_POSITION_LABEL);
   SET_STRING("colorLabel", IDS_WALLPAPER_MANAGER_COLOR_LABEL);
-  SET_STRING("previewLabel", IDS_WALLPAPER_MANAGER_PREVIEW_LABEL);
-  SET_STRING("downloadingLabel", IDS_WALLPAPER_MANAGER_DOWNLOADING_LABEL);
-  SET_STRING("setWallpaperDaily", IDS_OPTIONS_SET_WALLPAPER_DAILY);
-  SET_STRING("searchTextLabel", IDS_WALLPAPER_MANAGER_SEARCH_TEXT_LABEL);
   SET_STRING("centerCroppedLayout",
              IDS_OPTIONS_WALLPAPER_CENTER_CROPPED_LAYOUT);
   SET_STRING("centerLayout", IDS_OPTIONS_WALLPAPER_CENTER_LAYOUT);
   SET_STRING("stretchLayout", IDS_OPTIONS_WALLPAPER_STRETCH_LAYOUT);
   SET_STRING("connectionFailed", IDS_WALLPAPER_MANAGER_ACCESS_FAIL);
   SET_STRING("downloadFailed", IDS_WALLPAPER_MANAGER_DOWNLOAD_FAIL);
   SET_STRING("downloadCanceled", IDS_WALLPAPER_MANAGER_DOWNLOAD_CANCEL);
   SET_STRING("customWallpaperWarning",
              IDS_WALLPAPER_MANAGER_SHOW_CUSTOM_WALLPAPER_ON_START_WARNING);
   SET_STRING("accessFileFailure", IDS_WALLPAPER_MANAGER_ACCESS_FILE_FAILURE);
@@ skipping 302 matching lines @@
   chromeos::WallpaperInfo info = {
       url_,
       layout_,
       chromeos::User::ONLINE,
       base::Time::Now().LocalMidnight()
   };
   wallpaper_manager->SetUserWallpaperInfo(email_, info, is_persistent);
   SendResponse(true);
 }
 
+WallpaperPrivateResetWallpaperFunction::
+    WallpaperPrivateResetWallpaperFunction() {}
+
+WallpaperPrivateResetWallpaperFunction::
+    ~WallpaperPrivateResetWallpaperFunction() {}
+
+bool WallpaperPrivateResetWallpaperFunction::RunImpl() {
+  chromeos::WallpaperManager* wallpaper_manager =
+      chromeos::WallpaperManager::Get();
+  chromeos::UserManager* user_manager = chromeos::UserManager::Get();
+
+  std::string email = user_manager->GetLoggedInUser()->email();
+  wallpaper_manager->RemoveUserWallpaperInfo(email);
+
+  chromeos::WallpaperInfo info = {
+      "",
+      ash::WALLPAPER_LAYOUT_CENTER,
+      chromeos::User::DEFAULT,
+      base::Time::Now().LocalMidnight()
+  };
+  bool is_persistent =
+      !user_manager->IsCurrentUserNonCryptohomeDataEphemeral();
+  wallpaper_manager->SetUserWallpaperInfo(email, info, is_persistent);
+  wallpaper_manager->SetDefaultWallpaper();
+  return true;
+}
+
 WallpaperPrivateSetCustomWallpaperFunction::
     WallpaperPrivateSetCustomWallpaperFunction() {}
 
 WallpaperPrivateSetCustomWallpaperFunction::
     ~WallpaperPrivateSetCustomWallpaperFunction() {}
 
 bool WallpaperPrivateSetCustomWallpaperFunction::RunImpl() {
   BinaryValue* input = NULL;
   EXTENSION_FUNCTION_VALIDATE(args_->GetBinary(0, &input));
 
@@ skipping 356 matching lines @@
                  this, file_list));
 }
 
 void WallpaperPrivateGetOfflineWallpaperListFunction::OnComplete(
     const std::vector<std::string>& file_list) {
   ListValue* results = new ListValue();
   results->AppendStrings(file_list);
   SetResult(results);
   SendResponse(true);
 }