1 files changed, 165 insertions, 0 deletions
diff --git a/chromium/ash/system/tray/tray_details_view.cc b/chromium/ash/system/tray/tray_details_view.cc
new file mode 100644
index 00000000000..72efe4ffe0b
--- /dev/null
+++ b/chromium/ash/system/tray/tray_details_view.cc
@@ -0,0 +1,165 @@
+// 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_details_view.h"
+
+#include "ash/system/tray/fixed_sized_scroll_view.h"
+#include "ash/system/tray/system_tray.h"
+#include "ash/system/tray/system_tray_item.h"
+#include "ash/system/tray/tray_constants.h"
+#include "ui/gfx/canvas.h"
+#include "ui/views/background.h"
+#include "ui/views/border.h"
+#include "ui/views/controls/scroll_view.h"
+#include "ui/views/layout/box_layout.h"
+
+namespace ash {
+namespace internal {
+
+class ScrollSeparator : public views::View {
+ public:
+  ScrollSeparator() {}
+
+  virtual ~ScrollSeparator() {}
+
+ private:
+  // Overriden from views::View.
+  virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE {
+    canvas->FillRect(gfx::Rect(0, height() / 2, width(), 1), kBorderLightColor);
+  }
+  virtual gfx::Size GetPreferredSize() OVERRIDE {
+    return gfx::Size(1, kTrayPopupScrollSeparatorHeight);
+  }
+
+  DISALLOW_COPY_AND_ASSIGN(ScrollSeparator);
+};
+
+class ScrollBorder : public views::Border {
+ public:
+  ScrollBorder() {}
+  virtual ~ScrollBorder() {}
+
+  void set_visible(bool visible) { visible_ = visible; }
+
+ private:
+  // Overridden from views::Border.
+  virtual void Paint(const views::View& view, gfx::Canvas* canvas) OVERRIDE {
+    if (!visible_)
+      return;
+    canvas->FillRect(gfx::Rect(0, view.height() - 1, view.width(), 1),
+                     kBorderLightColor);
+  }
+
+  virtual gfx::Insets GetInsets() const OVERRIDE {
+    return gfx::Insets(0, 0, 1, 0);
+  }
+
+  virtual gfx::Size GetMinimumSize() const OVERRIDE {
+    return gfx::Size(0, 1);
+  }
+
+  bool visible_;
+
+  DISALLOW_COPY_AND_ASSIGN(ScrollBorder);
+};
+
+TrayDetailsView::TrayDetailsView(SystemTrayItem* owner)
+    : owner_(owner),
+      footer_(NULL),
+      scroller_(NULL),
+      scroll_content_(NULL),
+      scroll_border_(NULL) {
+  SetLayoutManager(new views::BoxLayout(views::BoxLayout::kVertical,
+      0, 0, 0));
+  set_background(views::Background::CreateSolidBackground(kBackgroundColor));
+}
+
+TrayDetailsView::~TrayDetailsView() {
+}
+
+void TrayDetailsView::CreateSpecialRow(int string_id,
+                                       ViewClickListener* listener) {
+  DCHECK(!footer_);
+  footer_ = new SpecialPopupRow();
+  footer_->SetTextLabel(string_id, listener);
+  AddChildViewAt(footer_, child_count());
+}
+
+void TrayDetailsView::CreateScrollableList() {
+  DCHECK(!scroller_);
+  scroll_content_ = new views::View;
+  scroll_content_->SetLayoutManager(new views::BoxLayout(
+      views::BoxLayout::kVertical, 0, 0, 1));
+  scroller_ = new FixedSizedScrollView;
+  scroller_->SetContentsView(scroll_content_);
+
+  // Note: |scroller_| takes ownership of |scroll_border_|.
+  scroll_border_ = new ScrollBorder;
+  scroller_->set_border(scroll_border_);
+
+  AddChildView(scroller_);
+}
+
+void TrayDetailsView::AddScrollSeparator() {
+  DCHECK(scroll_content_);
+  // Do not draw the separator if it is the very first item
+  // in the scrollable list.
+  if (scroll_content_->has_children())
+    scroll_content_->AddChildView(new ScrollSeparator);
+}
+
+void TrayDetailsView::Reset() {
+  RemoveAllChildViews(true);
+  footer_ = NULL;
+  scroller_ = NULL;
+  scroll_content_ = NULL;
+}
+
+void TrayDetailsView::TransitionToDefaultView() {
+  // Cache pointer to owner in this function scope. TrayDetailsView will be
+  // deleted after called ShowDefaultView.
+  SystemTrayItem* owner = owner_;
+  if (footer_ && footer_->content() && footer_->content()->HasFocus())
+    owner->set_restore_focus(true);
+  owner->system_tray()->ShowDefaultView(BUBBLE_USE_EXISTING);
+  owner->set_restore_focus(false);
+}
+
+void TrayDetailsView::Layout() {
+  if (!scroller_ || !footer_ || bounds().IsEmpty()) {
+    views::View::Layout();
+    return;
+  }
+
+  scroller_->set_fixed_size(gfx::Size());
+  gfx::Size size = GetPreferredSize();
+
+  // Set the scroller to fill the space above the bottom row, so that the
+  // bottom row of the detailed view will always stay just above the footer.
+  gfx::Size scroller_size = scroll_content_->GetPreferredSize();
+  scroller_->set_fixed_size(gfx::Size(
+      width() + scroller_->GetScrollBarWidth(),
+      scroller_size.height() - (size.height() - height())));
+
+  views::View::Layout();
+  // Always make sure the footer element is bottom aligned.
+  gfx::Rect fbounds = footer_->bounds();
+  fbounds.set_y(height() - footer_->height());
+  footer_->SetBoundsRect(fbounds);
+}
+
+void TrayDetailsView::OnPaintBorder(gfx::Canvas* canvas) {
+  if (scroll_border_) {
+    int index = GetIndexOf(scroller_);
+    if (index < child_count() - 1 && child_at(index + 1) != footer_)
+      scroll_border_->set_visible(true);
+    else
+      scroll_border_->set_visible(false);
+  }
+
+  views::View::OnPaintBorder(canvas);
+}
+
+}  // namespace internal
+}  // namespace ash