ash: Add a bluetooth entry in the uber tray.

ash/system/tray/tray_utils.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/tray/tray_utils.h"
+
+#include "ash/system/tray/tray_constants.h"
+#include "third_party/skia/include/core/SkBitmap.h"
+#include "ui/views/controls/label.h"
+#include "ui/views/layout/box_layout.h"
+#include "ui/views/layout/fill_layout.h"
+
+namespace ash {
+namespace internal {
+
+namespace {
+const int kIconPaddingLeft = 5;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// FixedWidthImageView
+
+FixedWidthImageView::FixedWidthImageView() {
+  SetHorizontalAlignment(views::ImageView::CENTER);
+  SetVerticalAlignment(views::ImageView::CENTER);
+}
+
+FixedWidthImageView::~FixedWidthImageView() {
+}
+
+gfx::Size FixedWidthImageView::GetPreferredSize() {
+  gfx::Size size = views::ImageView::GetPreferredSize();
+  return gfx::Size(kTrayPopupDetailsIconWidth, size.height());
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// HoverHighlightView
+
+HoverHighlightView::HoverHighlightView(ViewClickListener* listener)
+    : listener_(listener) {
+  set_notify_enter_exit_on_child(true);
+}
+
+HoverHighlightView::~HoverHighlightView() {
+}
+
+void HoverHighlightView::AddIconAndLabel(const SkBitmap& image,
+                                         const string16& text,
+                                         gfx::Font::FontStyle style) {
+  SetLayoutManager(new views::BoxLayout(
+      views::BoxLayout::kHorizontal, 0, 3, kIconPaddingLeft));
+  views::ImageView* image_view = new FixedWidthImageView;
+  image_view->SetImage(image);
+  AddChildView(image_view);
+
+  views::Label* label = new views::Label(text);
+  label->SetFont(label->font().DeriveFont(0, style));
+  AddChildView(label);
+}
+
+void HoverHighlightView::AddLabel(const string16& text) {
+  SetLayoutManager(new views::FillLayout());
+  views::Label* label = new views::Label(text);
+  label->set_border(views::Border::CreateEmptyBorder(
+      5, kTrayPopupDetailsIconWidth + kIconPaddingLeft, 5, 0));
+  label->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
+  AddChildView(label);
+}
+
+bool HoverHighlightView::OnMousePressed(const views::MouseEvent& event) {
+  if (!listener_)
+    return false;
+  listener_->ClickedOn(this);
+  return true;
+}
+
+void HoverHighlightView::OnMouseEntered(const views::MouseEvent& event) {
+  set_background(views::Background::CreateSolidBackground(
+      ash::kHoverBackgroundColor));
+  SchedulePaint();
+}
+
+void HoverHighlightView::OnMouseExited(const views::MouseEvent& event) {
+  set_background(NULL);
+  SchedulePaint();
+}
+
+}  // namespace internal
+}  // namespace ash