Add tray warning for Locally managed users.

ash/system/chromeos/label_tray_view.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 "ash/system/chromeos/label_tray_view.h"
+
+#include "ash/system/tray/hover_highlight_view.h"
+#include "ash/system/tray/tray_constants.h"
+#include "ash/system/tray/tray_views.h"
+#include "ash/system/tray/view_click_listener.h"
+#include "ui/base/resource/resource_bundle.h"
+#include "ui/gfx/font.h"
+#include "ui/views/controls/label.h"
+#include "ui/views/layout/fill_layout.h"
+
+namespace ash {
+namespace internal {
+
+LabelTrayView::LabelTrayView(ViewClickListener* click_listener,
+                             int icon_resource_id)
+    : click_listener_(click_listener),
+      icon_resource_id_(icon_resource_id) {
+  SetLayoutManager(new views::FillLayout());
+  SetVisible(false);
+}
+
+LabelTrayView::~LabelTrayView() {
+}
+
+void LabelTrayView::SetMessage(const base::string16& message) {
+  if (message_ == message)
+    return;
+
+  message_ = message;
+  RemoveAllChildViews(true);
+  if (!message_.empty()) {
+    AddChildView(CreateChildView(message_));
+    SetVisible(true);
+  } else {
+    SetVisible(false);
+  }
+}
+
+views::View* LabelTrayView::CreateChildView(
+    const base::string16& message) const {
+  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
+  const gfx::ImageSkia* icon = rb.GetImageSkiaNamed(icon_resource_id_);
+  HoverHighlightView* child = new HoverHighlightView(click_listener_);
+  child->AddIconAndLabel(*icon, message, gfx::Font::NORMAL);
+  child->text_label()->SetMultiLine(true);
+  child->text_label()->SetAllowCharacterBreak(true);
+  child->set_border(views::Border::CreateEmptyBorder(0,
+      kTrayPopupPaddingHorizontal, 0, kTrayPopupPaddingHorizontal));
+  child->SetExpandable(true);
+  child->SetVisible(true);
+  return child;
+}
+
+}  // namespace internal
+}  // namespace ash