Refactor SpecialPopupRow out of tray_views.h/cc into its own files.

ash/system/tray/special_popup_row.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 "ash/system/tray/special_popup_row.h"
+
+#include "ash/system/tray/tray_constants.h"
+#include "ash/system/tray/tray_views.h"
+#include "grit/ash_resources.h"
+#include "grit/ash_strings.h"
+#include "ui/base/resource/resource_bundle.h"
+#include "ui/gfx/canvas.h"
+#include "ui/gfx/rect.h"
+#include "ui/views/border.h"
+#include "ui/views/layout/box_layout.h"
+#include "ui/views/painter.h"
+
+namespace ash {
+namespace internal {
+
+namespace {
+
+const int kIconPaddingLeft = 5;
+const int kSpecialPopupRowHeight = 55;
+const int kBorderHeight = 3;
+const SkColor kBorderGradientDark = SkColorSetRGB(0xae, 0xae, 0xae);
+const SkColor kBorderGradientLight = SkColorSetRGB(0xe8, 0xe8, 0xe8);
+
+views::View* CreatePopupHeaderButtonsContainer() {
+  views::View* view = new views::View;
+  view->SetLayoutManager(new
+      views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0, -1));
+  view->set_border(views::Border::CreateEmptyBorder(0, 0, 0, 5));
+  return view;
+}
+
+class SpecialPopupRowBorder : public views::Border {
+ public:
+  SpecialPopupRowBorder()
+      : painter_(views::Painter::CreateVerticalGradient(kBorderGradientDark,
+                                                        kBorderGradientLight)) {
+  }
+
+  virtual ~SpecialPopupRowBorder() {}
+
+ private:
+  virtual void Paint(const views::View& view, gfx::Canvas* canvas) OVERRIDE {
+    views::Painter::PaintPainterAt(canvas, painter_.get(),
+        gfx::Rect(gfx::Size(view.width(), kBorderHeight)));
+  }
+
+  virtual gfx::Insets GetInsets() const OVERRIDE {
+    return gfx::Insets(kBorderHeight, 0, 0, 0);
+  }
+
+  scoped_ptr<views::Painter> painter_;
+
+  DISALLOW_COPY_AND_ASSIGN(SpecialPopupRowBorder);
+};
+
+}  // namespace
+
+SpecialPopupRow::SpecialPopupRow()
+    : content_(NULL),
+      button_container_(NULL) {
+  views::Background* background = views::Background::CreateBackgroundPainter(
+      true, views::Painter::CreateVerticalGradient(kHeaderBackgroundColorLight,
+                                                   kHeaderBackgroundColorDark));
+  background->SetNativeControlColor(kHeaderBackgroundColorDark);
+  set_background(background);
+  set_border(new SpecialPopupRowBorder);
+  SetLayoutManager(
+      new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0, 0));
+}
+
+SpecialPopupRow::~SpecialPopupRow() {
+}
+
+void SpecialPopupRow::SetTextLabel(int string_id, ViewClickListener* listener) {
+  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
+  HoverHighlightView* container = new HoverHighlightView(listener);
+  container->SetLayoutManager(new
+      views::BoxLayout(views::BoxLayout::kHorizontal, 0, 3, kIconPaddingLeft));
+
+  container->set_highlight_color(SkColorSetARGB(0, 0, 0, 0));
+  container->set_default_color(SkColorSetARGB(0, 0, 0, 0));
+  container->set_text_highlight_color(kHeaderTextColorHover);
+  container->set_text_default_color(kHeaderTextColorNormal);
+
+  container->AddIconAndLabel(
+      *rb.GetImageNamed(IDR_AURA_UBER_TRAY_LESS).ToImageSkia(),
+      rb.GetLocalizedString(string_id),
+      gfx::Font::BOLD);
+
+  container->set_border(views::Border::CreateEmptyBorder(0,
+      kTrayPopupPaddingHorizontal, 0, 0));
+
+  container->SetAccessibleName(
+      rb.GetLocalizedString(IDS_ASH_STATUS_TRAY_PREVIOUS_MENU));
+  SetContent(container);
+}
+
+void SpecialPopupRow::SetContent(views::View* view) {
+  CHECK(!content_);
+  content_ = view;
+  AddChildViewAt(content_, 0);
+}
+
+void SpecialPopupRow::AddButton(TrayPopupHeaderButton* button) {
+  if (!button_container_) {
+    button_container_ = CreatePopupHeaderButtonsContainer();
+    AddChildView(button_container_);
+  }
+  button_container_->AddChildView(button);
+}
+
+void SpecialPopupRow::AddThrobber(ThrobberView* throbber) {
+  if (!button_container_) {
+    button_container_ = CreatePopupHeaderButtonsContainer();
+    AddChildView(button_container_);
+  }
+  button_container_->AddChildView(throbber);
+}
+
+gfx::Size SpecialPopupRow::GetPreferredSize() {
+  gfx::Size size = views::View::GetPreferredSize();
+  size.set_height(kSpecialPopupRowHeight);
+  return size;
+}
+
+void SpecialPopupRow::Layout() {
+  views::View::Layout();
+  gfx::Rect content_bounds = GetContentsBounds();
+  if (content_bounds.IsEmpty())
+    return;
+  if (!button_container_) {
+    content_->SetBoundsRect(GetContentsBounds());
+    return;
+  }
+
+  gfx::Rect bounds(button_container_->GetPreferredSize());
+  bounds.set_height(content_bounds.height());
+  gfx::Rect container_bounds = content_bounds;
+  container_bounds.ClampToCenteredSize(bounds.size());
+  container_bounds.set_x(content_bounds.width() - container_bounds.width());
+  button_container_->SetBoundsRect(container_bounds);
+
+  bounds = content_->bounds();
+  bounds.set_width(button_container_->x());
+  content_->SetBoundsRect(bounds);
+}
+
+}  // namespace internal
+}  // namespace ash