Remove experimental code fro grouping notifications from the same source.

ui/message_center/views/group_view.cc

-// Copyright 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 "ui/message_center/views/group_view.h"
-
-#include "base/strings/string_number_conversions.h"
-#include "base/strings/string_util.h"
-#include "base/strings/utf_string_conversions.h"
-#include "grit/ui_resources.h"
-#include "grit/ui_strings.h"
-#include "ui/base/l10n/l10n_util.h"
-#include "ui/base/layout.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/canvas.h"
-#include "ui/gfx/size.h"
-#include "ui/gfx/skia_util.h"
-#include "ui/gfx/text_elider.h"
-#include "ui/message_center/message_center.h"
-#include "ui/message_center/message_center_style.h"
-#include "ui/message_center/message_center_tray.h"
-#include "ui/message_center/message_center_util.h"
-#include "ui/message_center/notification.h"
-#include "ui/message_center/views/bounded_label.h"
-#include "ui/message_center/views/constants.h"
-#include "ui/message_center/views/notification_button.h"
-#include "ui/message_center/views/proportional_image_view.h"
-#include "ui/native_theme/native_theme.h"
-#include "ui/views/background.h"
-#include "ui/views/border.h"
-#include "ui/views/controls/button/image_button.h"
-#include "ui/views/controls/image_view.h"
-#include "ui/views/controls/label.h"
-#include "ui/views/layout/box_layout.h"
-#include "ui/views/layout/fill_layout.h"
-#include "ui/views/widget/widget.h"
-
-#if defined(USE_AURA)
-#include "ui/base/cursor/cursor.h"
-#endif
-
-namespace {
-
-// static
-views::Border* MakeTextBorder(int padding, int top, int bottom) {
-  // Split the padding between the top and the bottom, then add the extra space.
-  return views::Border::CreateEmptyBorder(padding / 2 + top,
-                                          message_center::kTextLeftPadding,
-                                          (padding + 1) / 2 + bottom,
-                                          message_center::kTextRightPadding);
-}
-
-}  // namespace
-
-namespace message_center {
-
-// GroupView ////////////////////////////////////////////////////////////
-
-GroupView::GroupView(MessageCenterController* controller,
-                     const NotifierId& notifier_id,
-                     const Notification& last_notification,
-                     const gfx::ImageSkia& group_icon,
-                     int group_size)
-    : MessageView(this,
-                  last_notification.id(),
-                  notifier_id,
-                  last_notification.display_source()),
-      controller_(controller),
-      notifier_id_(notifier_id),
-      display_source_(last_notification.display_source()),
-      group_icon_(group_icon),
-      group_size_(group_size),
-      last_notification_id_(last_notification.id()),
-      top_view_(NULL),
-      bottom_view_(NULL),
-      title_view_(NULL),
-      message_view_(NULL),
-      context_message_view_(NULL),
-      icon_view_(NULL)
-{
-  std::vector<base::string16> accessible_lines;
-  // Create the top_view_, which collects into a vertical box all content
-  // at the top of the notification (to the right of the icon) except for the
-  // close button.
-  top_view_ = new views::View();
-  top_view_->SetLayoutManager(
-      new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0));
-  top_view_->set_border(views::Border::CreateEmptyBorder(
-      kTextTopPadding - 8, 0, kTextBottomPadding - 5, 0));
-
-  const gfx::FontList default_label_font_list = views::Label().font_list();
-
-  // Create the title view if appropriate.
-  const gfx::FontList& font_list =
-      default_label_font_list.DeriveFontListWithSizeDelta(2);
-  int padding = kTitleLineHeight - font_list.GetHeight();
-
-  title_view_ = new BoundedLabel(
-      gfx::TruncateString(base::string16(last_notification.title()),
-                          kTitleCharacterLimit),
-                          font_list);
-  accessible_lines.push_back(last_notification.title());
-  title_view_->SetLineHeight(kTitleLineHeight);
-  title_view_->SetLineLimit(message_center::kTitleLineLimit);
-  title_view_->SetColors(message_center::kRegularTextColor,
-                         kRegularTextBackgroundColor);
-  title_view_->set_border(MakeTextBorder(padding, 3, 0));
-  top_view_->AddChildView(title_view_);
-
-  // Create the message view if appropriate.
-  if (!last_notification.message().empty()) {
-    int padding = kMessageLineHeight - default_label_font_list.GetHeight();
-    message_view_ = new BoundedLabel(
-        gfx::TruncateString(last_notification.message(),
-                            kMessageCharacterLimit));
-    message_view_->SetLineHeight(kMessageLineHeight);
-    message_view_->SetColors(message_center::kRegularTextColor,
-                             kDimTextBackgroundColor);
-    message_view_->set_border(MakeTextBorder(padding, 4, 0));
-    top_view_->AddChildView(message_view_);
-    accessible_lines.push_back(last_notification.message());
-  }
-
-  // Create the context message view if appropriate.
-  if (!last_notification.context_message().empty()) {
-    int padding = kMessageLineHeight - default_label_font_list.GetHeight();
-    context_message_view_ = new BoundedLabel(gfx::TruncateString(
-        last_notification.context_message(), kContextMessageCharacterLimit),
-        default_label_font_list);
-    context_message_view_->SetLineLimit(
-        message_center::kContextMessageLineLimit);
-    context_message_view_->SetLineHeight(kMessageLineHeight);
-    context_message_view_->SetColors(message_center::kDimTextColor,
-                                     kContextTextBackgroundColor);
-    context_message_view_->set_border(MakeTextBorder(padding, 4, 0));
-    top_view_->AddChildView(context_message_view_);
-    accessible_lines.push_back(last_notification.context_message());
-  }
-
-  // Create the notification icon view.
-  icon_view_ = new ProportionalImageView(last_notification.icon().AsImageSkia(),
-                                         gfx::Size(kIconSize, kIconSize));
-  icon_view_->set_background(views::Background::CreateSolidBackground(
-      kIconBackgroundColor));
-
-  // Create the bottom_view_, which collects into a vertical box all content
-  // below the notification icon except for the expandGroup button.
-  bottom_view_ = new views::View();
-  bottom_view_->SetLayoutManager(
-      new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0));
-
-  // Create "N more.." action button
-  views::View* separator = new views::ImageView();
-  separator->set_border(views::Border::CreateSolidSidedBorder(
-      1, 0, 0, 0, kButtonSeparatorColor));
-  bottom_view_->AddChildView(separator);
-  more_button_ = new NotificationButton(this);
-  base::string16 button_title =
-      l10n_util::GetStringFUTF16(IDS_MESSAGE_CENTER_MORE_FROM,
-                                 base::IntToString16(group_size_),
-                                 display_source_);
-  more_button_->SetTitle(button_title);
-  more_button_->SetIcon(group_icon_);
-  bottom_view_->AddChildView(more_button_);
-
-  // Put together the different content and control views. Layering those allows
-  // for proper layout logic and it also allows the close button to
-  // overlap the content as needed to provide large enough click and touch area.
-  AddChildView(top_view_);
-  AddChildView(icon_view_);
-  AddChildView(bottom_view_);
-  AddChildView(close_button());
-  set_accessible_name(JoinString(accessible_lines, '\n'));
-}
-
-GroupView::~GroupView() {
-}
-
-gfx::Size GroupView::GetPreferredSize() {
-  int top_width = top_view_->GetPreferredSize().width();
-  int bottom_width = bottom_view_->GetPreferredSize().width();
-  int preferred_width = std::max(top_width, bottom_width) + GetInsets().width();
-  return gfx::Size(preferred_width, GetHeightForWidth(preferred_width));
-}
-
-int GroupView::GetHeightForWidth(int width) {
-  int content_width = width - GetInsets().width();
-  int top_height = top_view_->GetHeightForWidth(content_width);
-  int bottom_height = bottom_view_->GetHeightForWidth(content_width);
-  int content_height = std::max(top_height, kIconSize) + bottom_height;
-
-  // Adjust the height to make sure there is at least 16px of space below the
-  // icon if there is any space there (<http://crbug.com/232966>).
-  if (content_height > kIconSize)
-    content_height = std::max(content_height,
-                              kIconSize + message_center::kIconBottomPadding);
-
-  return content_height + GetInsets().height();
-}
-
-void GroupView::Layout() {
-  MessageView::Layout();
-  gfx::Insets insets = GetInsets();
-  int content_width = width() - insets.width();
-
-  // Top views.
-  int top_height = top_view_->GetHeightForWidth(content_width);
-  top_view_->SetBounds(insets.left(), insets.top(), content_width, top_height);
-
-  // Icon.
-  icon_view_->SetBounds(insets.left(), insets.top(), kIconSize, kIconSize);
-
-  // Bottom views.
-  int bottom_y = insets.top() + std::max(top_height, kIconSize);
-  int bottom_height = bottom_view_->GetHeightForWidth(content_width);
-  bottom_view_->SetBounds(insets.left(), bottom_y,
-                          content_width, bottom_height);
-}
-
-void GroupView::OnFocus() {
-  MessageView::OnFocus();
-  ScrollRectToVisible(GetLocalBounds());
-}
-
-gfx::NativeCursor GroupView::GetCursor(const ui::MouseEvent& event) {
-// If we ever have non-Aura views environment, this will fail compilation.
-#if defined(USE_AURA)
-  return ui::kCursorHand;
-#endif
-}
-
-void GroupView::ButtonPressed(views::Button* sender,
-                              const ui::Event& event) {
-  if (sender == more_button_) {
-    controller_->ExpandGroup(notifier_id_);
-    return;
-  }
-  // Let the superclass handle anything other than action buttons.
-  // Warning: This may cause the GroupView itself to be deleted,
-  // so don't do anything afterwards.
-  MessageView::ButtonPressed(sender, event);
-}
-
-void GroupView::ClickOnNotification(const std::string& notification_id) {
-  controller_->GroupBodyClicked(notification_id);
-}
-
-void GroupView::RemoveNotification(const std::string& notification_id,
-                                   bool by_user) {
-  controller_->RemoveGroup(notifier_id_);
-}
-
-}  // namespace message_center