Enable profile switching for standalone App Launcher via the Settings App.

chrome/browser/ui/webui/options/manage_profile_handler.cc

 // 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.
 
 #include "chrome/browser/ui/webui/options/manage_profile_handler.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/string_number_conversions.h"
 #include "base/utf_string_conversions.h"
 #include "base/value_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/gaia_info_update_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_info_cache.h"
 #include "chrome/browser/profiles/profile_info_util.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/profiles/profile_metrics.h"
 #include "chrome/browser/profiles/profile_shortcut_manager.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/webui/web_ui_util.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/web_ui.h"
 #include "grit/generated_resources.h"
 
+#if defined(ENABLE_SETTINGS_APP)
+#include "chrome/browser/ui/app_list/app_list_util.h"
+#include "content/public/browser/web_contents.h"
+#endif
+
 namespace options {
 
 namespace {
 
 const char kCreateProfileIconGridName[] = "create-profile-icon-grid";
 const char kManageProfileIconGridName[] = "manage-profile-icon-grid";
 
 // Given |args| from the WebUI, parses value 0 as a FilePath |profile_file_path|
 // and returns true on success.
 bool GetProfilePathFromArgs(const ListValue* args,
@@ skipping 66 matching lines @@
                  base::Unretained(this)));
   web_ui()->RegisterMessageCallback("requestNewProfileDefaults",
       base::Bind(&ManageProfileHandler::RequestNewProfileDefaults,
                  base::Unretained(this)));
   web_ui()->RegisterMessageCallback("requestHasProfileShortcuts",
       base::Bind(&ManageProfileHandler::RequestHasProfileShortcuts,
                  base::Unretained(this)));
   web_ui()->RegisterMessageCallback("profileIconSelectionChanged",
       base::Bind(&ManageProfileHandler::ProfileIconSelectionChanged,
                  base::Unretained(this)));
+#if defined(ENABLE_SETTINGS_APP)
+  web_ui()->RegisterMessageCallback("profilesAppListSwitch",
+      base::Bind(&ManageProfileHandler::ProfilesAppListSwitch,
+                 base::Unretained(this)));
+#endif
 }
 
 void ManageProfileHandler::Observe(
     int type,
     const content::NotificationSource& source,
     const content::NotificationDetails& details) {
   if (type == chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED) {
     SendProfileNames();
     base::StringValue value(kManageProfileIconGridName);
     SendProfileIcons(value);
@@ skipping 176 matching lines @@
   Browser* browser =
       chrome::FindBrowserWithWebContents(web_ui()->GetWebContents());
   chrome::HostDesktopType desktop_type = chrome::HOST_DESKTOP_TYPE_NATIVE;
   if (browser)
     desktop_type = browser->host_desktop_type();
 
   g_browser_process->profile_manager()->ScheduleProfileForDeletion(
       profile_file_path, desktop_type);
 }
 
+void ManageProfileHandler::ProfilesAppListSwitch(const ListValue* args) {
+#if !defined(ENABLE_SETTINGS_APP)
+  return;

[Evan Stade, 2013/01/23 00:16:21]

no need for this return

why is this function defined at all for non settings app?

[koz (OOO until 15th September), 2013/01/23 02:58:58]

Done.

+#else
+  DCHECK(args);
+  if (!ProfileManager::IsMultipleProfilesEnabled())
+    return;
+
+  const Value* file_path_value;
+  FilePath profile_file_path;
+  if (!args->Get(0, &file_path_value) ||
+      !base::GetValueAsFilePath(*file_path_value, &profile_file_path))
+    return;
+
+  chrome::SetAppListProfile(profile_file_path);
+  // Close the settings app, since it will now be for the wrong profile.
+  web_ui()->GetWebContents()->Close();
+#endif  // else !defined(ENABLE_SETTINGS_APP)
+}
+
 void ManageProfileHandler::ProfileIconSelectionChanged(
     const base::ListValue* args) {
   DCHECK(args);
 
   FilePath profile_file_path;
   if (!GetProfilePathFromArgs(args, &profile_file_path))
     return;
 
   // Currently this only supports editing the current profile's info.
   if (profile_file_path != Profile::FromWebUI(web_ui())->GetPath())
@@ skipping 46 matching lines @@
 
 void ManageProfileHandler::OnHasProfileShortcuts(bool has_shortcuts) {
   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
 
   const base::FundamentalValue has_shortcuts_value(has_shortcuts);
   web_ui()->CallJavascriptFunction(
       "ManageProfileOverlay.receiveHasProfileShortcuts", has_shortcuts_value);
 }
 
 }  // namespace options