Add profile selector menu to app list.

chrome/browser/ui/app_list/app_list_view_delegate.cc

Index: chrome/browser/ui/app_list/app_list_view_delegate.cc
diff --git a/chrome/browser/ui/app_list/app_list_view_delegate.cc b/chrome/browser/ui/app_list/app_list_view_delegate.cc
index e53fa9bdd092c35d14cd52b1973d63fc9a93da9b..b1f46a70e27cd02ca674f61d48cd9bf192603574 100644
--- a/chrome/browser/ui/app_list/app_list_view_delegate.cc
+++ b/chrome/browser/ui/app_list/app_list_view_delegate.cc
@@ -4,17 +4,20 @@
 
 #include "chrome/browser/ui/app_list/app_list_view_delegate.h"
 
+#include <vector>
+
 #include "base/callback.h"
 #include "base/files/file_path.h"
+#include "base/stl_util.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/feedback/feedback_util.h"
+#include "chrome/browser/profiles/profile_info_cache.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/app_list/app_list_controller_delegate.h"
 #include "chrome/browser/ui/app_list/apps_model_builder.h"
 #include "chrome/browser/ui/app_list/chrome_app_list_item.h"
-#include "chrome/browser/ui/app_list/chrome_signin_delegate.h"
 #include "chrome/browser/ui/app_list/search/search_controller.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/chrome_pages.h"
@@ -27,6 +30,7 @@
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/page_navigator.h"
 #include "content/public/browser/user_metrics.h"
+#include "ui/app_list/search_box_model.h"
 
 #if defined(USE_ASH)
 #include "chrome/browser/ui/ash/app_list/app_sync_ui_state_watcher.h"
@@ -51,6 +55,20 @@ void CreateShortcutInWebAppDir(
 }
 #endif
 
+void PopulateUsers(const ProfileInfoCache& profile_info,
+                   const base::FilePath& active_profile_path,
+                   app_list::AppListModel::Users* users) {
+  const size_t count = profile_info.GetNumberOfProfiles();
+  for (size_t i = 0; i < count; ++i) {
+    app_list::AppListModel::User user;
+    user.name = profile_info.GetNameOfProfileAtIndex(i);
+    user.email = profile_info.GetUserNameOfProfileAtIndex(i);
+    user.profile_path = profile_info.GetPathOfProfileAtIndex(i);
+    user.active = active_profile_path == user.profile_path;
+    users->push_back(user);
+  }
+}
+
 }  // namespace
 
 AppListViewDelegate::AppListViewDelegate(AppListControllerDelegate* controller,
@@ -58,67 +76,87 @@ AppListViewDelegate::AppListViewDelegate(AppListControllerDelegate* controller,
     : controller_(controller),
       profile_(profile),
       model_(NULL) {
+  RegisterForNotifications();
+  g_browser_process->profile_manager()->GetProfileInfoCache().AddObserver(this);
+}
+
+AppListViewDelegate::~AppListViewDelegate() {
+  g_browser_process->
+      profile_manager()->GetProfileInfoCache().RemoveObserver(this);
+}
+
+void AppListViewDelegate::RegisterForNotifications() {
+  registrar_.RemoveAll();
   DCHECK(profile_);
+
   registrar_.Add(this, chrome::NOTIFICATION_GOOGLE_SIGNIN_SUCCESSFUL,
                  content::Source<Profile>(profile_));
   registrar_.Add(this, chrome::NOTIFICATION_GOOGLE_SIGNIN_FAILED,
                  content::Source<Profile>(profile_));
   registrar_.Add(this, chrome::NOTIFICATION_GOOGLE_SIGNED_OUT,
                  content::Source<Profile>(profile_));
-  g_browser_process->profile_manager()->GetProfileInfoCache().AddObserver(this);
-}
-
-AppListViewDelegate::~AppListViewDelegate() {
-  g_browser_process->
-      profile_manager()->GetProfileInfoCache().RemoveObserver(this);
 }
 
 void AppListViewDelegate::OnProfileChanged() {
-  model_->SetSignedIn(!signin_delegate_->NeedSignin());
-  ProfileInfoCache& cache =
-      g_browser_process->profile_manager()->GetProfileInfoCache();
-  // Populate the current user details.
-  size_t profile_index = cache.GetIndexOfProfileWithPath(profile_->GetPath());
-  // The profile won't exist in the cache if the current app list profile is
-  // being deleted.
-  if (profile_index == std::string::npos)
+  search_controller_.reset(new app_list::SearchController(
+      profile_, model_->search_box(), model_->results(), controller_.get()));
+
+  signin_delegate_.SetProfile(profile_);
+
+#if defined(USE_ASH)
+  app_sync_ui_state_watcher_.reset(new AppSyncUIStateWatcher(profile_,
+                                                             model_));
+#endif
+
+  model_->SetSignedIn(!GetSigninDelegate()->NeedSignin());
+
+  // Don't populate the app list users if we are on the ash desktop.
+  chrome::HostDesktopType desktop = chrome::GetHostDesktopTypeForNativeWindow(
+      controller_->GetAppListWindow());
+  if (desktop == chrome::HOST_DESKTOP_TYPE_ASH)
     return;
 
-  model_->SetCurrentUser(cache.GetNameOfProfileAtIndex(profile_index),
-                         cache.GetUserNameOfProfileAtIndex(profile_index));
+  // Populate the app list users.
+  app_list::AppListModel::Users users;
+  PopulateUsers(g_browser_process->profile_manager()->GetProfileInfoCache(),
+                profile_->GetPath(), &users);
+  model_->SetUsers(users);
 }
 
-void AppListViewDelegate::SetModel(app_list::AppListModel* model) {
-  if (model) {
-    model_ = model;
-    apps_builder_.reset(new AppsModelBuilder(profile_,
-                                             model->apps(),
-                                             controller_.get()));
-    apps_builder_->Build();
+void AppListViewDelegate::SetProfileByPath(const base::FilePath& profile_path) {
+  DCHECK(model_);
 
-    search_controller_.reset(new app_list::SearchController(
-        profile_, model->search_box(), model->results(), controller_.get()));
+  // The profile must be loaded before this is called.
+  profile_ =
+      g_browser_process->profile_manager()->GetProfileByPath(profile_path);
+  DCHECK(profile_);
 
-    signin_delegate_.reset(new ChromeSigninDelegate(profile_));
+  RegisterForNotifications();
 
-#if defined(USE_ASH)
-    app_sync_ui_state_watcher_.reset(new AppSyncUIStateWatcher(profile_,
-                                                               model));
-#endif
-    OnProfileChanged();
-  } else {
-    model_ = NULL;
-    apps_builder_.reset();
-    search_controller_.reset();
-    signin_delegate_.reset();
-#if defined(USE_ASH)
-    app_sync_ui_state_watcher_.reset();
-#endif
-  }
+  apps_builder_->SwitchProfile(profile_);
+
+  OnProfileChanged();
+
+  // Clear search query.
+  model_->search_box()->SetText(base::string16());
+}
+
+void AppListViewDelegate::InitModel(app_list::AppListModel* model) {
+  DCHECK(!model_);
+  DCHECK(model);
+  model_ = model;
+
+  // Initialize apps model.
+  apps_builder_.reset(new AppsModelBuilder(profile_,
+                                           model->apps(),
+                                           controller_.get()));
+
+  // Initialize the profile information in the app list menu.
+  OnProfileChanged();
 }
 
 app_list::SigninDelegate* AppListViewDelegate::GetSigninDelegate() {
-  return signin_delegate_.get();
+  return &signin_delegate_;
 }
 
 void AppListViewDelegate::ActivateAppListItem(
@@ -220,6 +258,11 @@ void AppListViewDelegate::OpenFeedback() {
                            chrome::kAppLauncherCategoryTag);
 }
 
+void AppListViewDelegate::ShowForProfileByPath(
+    const base::FilePath& profile_path) {
+  controller_->ShowForProfileByPath(profile_path);
+}
+
 void AppListViewDelegate::Observe(
     int type,
     const content::NotificationSource& source,
@@ -227,11 +270,12 @@ void AppListViewDelegate::Observe(
   OnProfileChanged();
 }
 
+void AppListViewDelegate::OnProfileAdded(const base::FilePath& profile_path) {
+  OnProfileChanged();
+}
+
 void AppListViewDelegate::OnProfileNameChanged(
     const base::FilePath& profile_path,
     const base::string16& old_profile_name) {
-  if (profile_->GetPath() != profile_path)
-    return;
-
   OnProfileChanged();
 }