src/chrome/browser/ui/views/profiles/avatar_menu_bubble_view.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/ui/views/profiles/avatar_menu_bubble_view.h"
   6
   7 #include <algorithm>
   8
   9 #include "base/strings/string16.h"
  10 #include "base/strings/utf_string_conversions.h"
  11 #include "chrome/app/chrome_command_ids.h"
  12 #include "chrome/browser/browser_process.h"
  13 #include "chrome/browser/profiles/avatar_menu.h"
  14 #include "chrome/browser/profiles/profile_avatar_icon_util.h"
  15 #include "chrome/browser/profiles/profile_info_cache.h"
  16 #include "chrome/browser/profiles/profile_manager.h"
  17 #include "chrome/browser/profiles/profile_window.h"
  18 #include "chrome/browser/signin/signin_manager_factory.h"
  19 #include "chrome/browser/ui/browser.h"
  20 #include "chrome/browser/ui/browser_commands.h"
  21 #include "chrome/browser/ui/browser_list.h"
  22 #include "chrome/browser/ui/browser_window.h"
  23 #include "chrome/browser/ui/chrome_pages.h"
  24 #include "chrome/common/url_constants.h"
  25 #include "chrome/grit/generated_resources.h"
  26 #include "components/signin/core/browser/signin_manager.h"
  27 #include "components/signin/core/common/profile_management_switches.h"
  28 #include "content/public/browser/page_navigator.h"
  29 #include "content/public/browser/web_contents.h"
  30 #include "grit/theme_resources.h"
  31 #include "ui/base/l10n/l10n_util.h"
  32 #include "ui/base/resource/resource_bundle.h"
  33 #include "ui/gfx/canvas.h"
  34 #include "ui/gfx/image/canvas_image_source.h"
  35 #include "ui/gfx/image/image.h"
  36 #include "ui/views/controls/button/custom_button.h"
  37 #include "ui/views/controls/button/image_button.h"
  38 #include "ui/views/controls/button/label_button.h"
  39 #include "ui/views/controls/image_view.h"
  40 #include "ui/views/controls/label.h"
  41 #include "ui/views/controls/link.h"
  42 #include "ui/views/controls/separator.h"
  43 #include "ui/views/layout/grid_layout.h"
  44 #include "ui/views/layout/layout_constants.h"
  45 #include "ui/views/widget/widget.h"
  46
  47 namespace {
  48
  49 const int kItemHeight = 44;
  50 const int kItemMarginY = 4;
  51 const int kIconMarginX = 6;
  52 const int kSeparatorPaddingY = 5;
  53 const int kMaxItemTextWidth = 200;
  54 const SkColor kHighlightColor = 0xFFE3EDF6;
  55
  56 inline int Round(double x) {
  57   return static_cast<int>(x + 0.5);
  58 }
  59
  60 gfx::Rect GetCenteredAndScaledRect(int src_width, int src_height,
  61                                    int dst_x, int dst_y,
  62                                    int dst_width, int dst_height) {
  63   int scaled_width;
  64   int scaled_height;
  65   if (src_width > src_height) {
  66     scaled_width = std::min(src_width, dst_width);
  67     float scale = static_cast<float>(scaled_width) /
  68                   static_cast<float>(src_width);
  69     scaled_height = Round(src_height * scale);
  70   } else {
  71     scaled_height = std::min(src_height, dst_height);
  72     float scale = static_cast<float>(scaled_height) /
  73                   static_cast<float>(src_height);
  74     scaled_width = Round(src_width * scale);
  75   }
  76   int x = dst_x + (dst_width - scaled_width) / 2;
  77   int y = dst_y + (dst_height - scaled_height) / 2;
  78   return gfx::Rect(x, y, scaled_width, scaled_height);
  79 }
  80
  81 // BadgeImageSource -----------------------------------------------------------
  82 class BadgeImageSource: public gfx::CanvasImageSource {
  83  public:
  84   BadgeImageSource(const gfx::ImageSkia& icon,
  85                    const gfx::Size& icon_size,
  86                    const gfx::ImageSkia& badge);
  87
  88   virtual ~BadgeImageSource();
  89
  90   // Overridden from CanvasImageSource:
  91   virtual void Draw(gfx::Canvas* canvas) OVERRIDE;
  92
  93  private:
  94   gfx::Size ComputeSize(const gfx::ImageSkia& icon,
  95                         const gfx::Size& size,
  96                         const gfx::ImageSkia& badge);
  97
  98   const gfx::ImageSkia icon_;
  99   gfx::Size icon_size_;
 100   const gfx::ImageSkia badge_;
 101
 102   DISALLOW_COPY_AND_ASSIGN(BadgeImageSource);
 103 };
 104
 105 BadgeImageSource::BadgeImageSource(const gfx::ImageSkia& icon,
 106                                    const gfx::Size& icon_size,
 107                                    const gfx::ImageSkia& badge)
 108     : gfx::CanvasImageSource(ComputeSize(icon, icon_size, badge), false),
 109       icon_(icon),
 110       icon_size_(icon_size),
 111       badge_(badge) {
 112 }
 113
 114 BadgeImageSource::~BadgeImageSource() {
 115 }
 116
 117 void BadgeImageSource::Draw(gfx::Canvas* canvas) {
 118   canvas->DrawImageInt(icon_, 0, 0, icon_.width(), icon_.height(), 0, 0,
 119                        icon_size_.width(), icon_size_.height(), true);
 120   canvas->DrawImageInt(badge_, size().width() - badge_.width(),
 121                        size().height() - badge_.height());
 122 }
 123
 124 gfx::Size BadgeImageSource::ComputeSize(const gfx::ImageSkia& icon,
 125                                         const gfx::Size& icon_size,
 126                                         const gfx::ImageSkia& badge) {
 127   const float kBadgeOverlapRatioX = 1.0f / 5.0f;
 128   int width = icon_size.width() + badge.width() * kBadgeOverlapRatioX;
 129   const float kBadgeOverlapRatioY = 1.0f / 3.0f;
 130   int height = icon_size.height() + badge.height() * kBadgeOverlapRatioY;
 131   return gfx::Size(width, height);
 132 }
 133
 134 // HighlightDelegate ----------------------------------------------------------
 135
 136 // Delegate to callback when the highlight state of a control changes.
 137 class HighlightDelegate {
 138  public:
 139   virtual ~HighlightDelegate() {}
 140   virtual void OnHighlightStateChanged() = 0;
 141   virtual void OnFocusStateChanged(bool has_focus) = 0;
 142 };
 143
 144
 145 // EditProfileLink ------------------------------------------------------------
 146
 147 // A custom Link control that forwards highlight state changes. We need to do
 148 // this to make sure that the ProfileItemView looks highlighted even when
 149 // the mouse is over this link.
 150 class EditProfileLink : public views::Link {
 151  public:
 152   explicit EditProfileLink(const base::string16& title,
 153                            HighlightDelegate* delegate);
 154
 155   virtual void OnMouseEntered(const ui::MouseEvent& event) OVERRIDE;
 156   virtual void OnMouseExited(const ui::MouseEvent& event) OVERRIDE;
 157   virtual void OnFocus() OVERRIDE;
 158   virtual void OnBlur() OVERRIDE;
 159
 160   views::CustomButton::ButtonState state() { return state_; }
 161
 162  private:
 163   HighlightDelegate* delegate_;
 164   views::CustomButton::ButtonState state_;
 165 };
 166
 167 EditProfileLink::EditProfileLink(const base::string16& title,
 168                                  HighlightDelegate* delegate)
 169     : views::Link(title),
 170       delegate_(delegate),
 171       state_(views::CustomButton::STATE_NORMAL) {
 172 }
 173
 174 void EditProfileLink::OnMouseEntered(const ui::MouseEvent& event) {
 175   views::Link::OnMouseEntered(event);
 176   state_ = views::CustomButton::STATE_HOVERED;
 177   delegate_->OnHighlightStateChanged();
 178 }
 179
 180 void EditProfileLink::OnMouseExited(const ui::MouseEvent& event) {
 181   views::Link::OnMouseExited(event);
 182   state_ = views::CustomButton::STATE_NORMAL;
 183   delegate_->OnHighlightStateChanged();
 184 }
 185
 186 void EditProfileLink::OnFocus() {
 187   views::Link::OnFocus();
 188   delegate_->OnFocusStateChanged(true);
 189 }
 190
 191 void EditProfileLink::OnBlur() {
 192   views::Link::OnBlur();
 193   state_ = views::CustomButton::STATE_NORMAL;
 194   delegate_->OnFocusStateChanged(false);
 195 }
 196
 197
 198 }  // namespace
 199
 200 // ProfileItemView ------------------------------------------------------------
 201
 202 // Control that shows information about a single profile.
 203 class ProfileItemView : public views::CustomButton,
 204                         public HighlightDelegate {
 205  public:
 206   ProfileItemView(const AvatarMenu::Item& item,
 207                   AvatarMenuBubbleView* parent,
 208                   AvatarMenu* menu);
 209
 210   virtual gfx::Size GetPreferredSize() const OVERRIDE;
 211   virtual void Layout() OVERRIDE;
 212   virtual void OnMouseEntered(const ui::MouseEvent& event) OVERRIDE;
 213   virtual void OnMouseExited(const ui::MouseEvent& event) OVERRIDE;
 214   virtual void OnFocus() OVERRIDE;
 215   virtual void OnBlur() OVERRIDE;
 216
 217   virtual void OnHighlightStateChanged() OVERRIDE;
 218   virtual void OnFocusStateChanged(bool has_focus) OVERRIDE;
 219
 220   const AvatarMenu::Item& item() const { return item_; }
 221   EditProfileLink* edit_link() { return edit_link_; }
 222
 223  private:
 224   gfx::ImageSkia GetBadgedIcon(const gfx::ImageSkia& icon);
 225
 226   bool IsHighlighted();
 227
 228   AvatarMenu::Item item_;
 229   AvatarMenuBubbleView* parent_;
 230   AvatarMenu* menu_;
 231   views::ImageView* image_view_;
 232   views::Label* name_label_;
 233   views::Label* sync_state_label_;
 234   EditProfileLink* edit_link_;
 235
 236   DISALLOW_COPY_AND_ASSIGN(ProfileItemView);
 237 };
 238
 239 ProfileItemView::ProfileItemView(const AvatarMenu::Item& item,
 240                                  AvatarMenuBubbleView* parent,
 241                                  AvatarMenu* menu)
 242     : views::CustomButton(parent),
 243       item_(item),
 244       parent_(parent),
 245       menu_(menu) {
 246   set_notify_enter_exit_on_child(true);
 247
 248   // Create an image-view for the profile. Make sure it ignores events so that
 249   // the parent can receive the events instead.
 250   image_view_ = new views::ImageView();
 251   image_view_->set_interactive(false);
 252
 253   // GetSizedAvatarIcon will resize the icon in case it's too large.
 254   const gfx::ImageSkia profile_icon = *profiles::GetSizedAvatarIcon(item_.icon,
 255       false, profiles::kAvatarIconWidth, kItemHeight).ToImageSkia();
 256   if (item_.active || item_.signin_required)
 257     image_view_->SetImage(GetBadgedIcon(profile_icon));
 258   else
 259     image_view_->SetImage(profile_icon);
 260   AddChildView(image_view_);
 261
 262   // Add a label to show the profile name.
 263   ui::ResourceBundle* rb = &ui::ResourceBundle::GetSharedInstance();
 264   name_label_ = new views::Label(item_.name,
 265                                  rb->GetFontList(item_.active ?
 266                                                  ui::ResourceBundle::BoldFont :
 267                                                  ui::ResourceBundle::BaseFont));
 268   name_label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
 269   AddChildView(name_label_);
 270
 271   // Add a label to show the sync state.
 272   sync_state_label_ = new views::Label(item_.sync_state);
 273   if (item_.signed_in)
 274     sync_state_label_->SetElideBehavior(gfx::ELIDE_EMAIL);
 275   sync_state_label_->SetFontList(
 276       rb->GetFontList(ui::ResourceBundle::SmallFont));
 277   sync_state_label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
 278   sync_state_label_->SetEnabled(false);
 279   AddChildView(sync_state_label_);
 280
 281   // Add an edit profile link.
 282   edit_link_ = new EditProfileLink(
 283       l10n_util::GetStringUTF16(IDS_PROFILES_EDIT_PROFILE_LINK), this);
 284   edit_link_->set_listener(parent);
 285   edit_link_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
 286   AddChildView(edit_link_);
 287
 288   OnHighlightStateChanged();
 289 }
 290
 291 gfx::Size ProfileItemView::GetPreferredSize() const {
 292   int text_width = std::max(name_label_->GetPreferredSize().width(),
 293                             sync_state_label_->GetPreferredSize().width());
 294   text_width = std::max(edit_link_->GetPreferredSize().width(), text_width);
 295   text_width = std::min(kMaxItemTextWidth, text_width);
 296   return gfx::Size(profiles::kAvatarIconWidth + kIconMarginX + text_width,
 297                    kItemHeight);
 298 }
 299
 300 void ProfileItemView::Layout() {
 301   // Profile icon.
 302   gfx::Rect icon_rect;
 303   if (item_.active) {
 304     // If this is the active item then the icon is already scaled and so
 305     // just use the preferred size.
 306     icon_rect.set_size(image_view_->GetPreferredSize());
 307     icon_rect.set_y((height() - icon_rect.height()) / 2);
 308   } else {
 309     const gfx::ImageSkia& icon = image_view_->GetImage();
 310     icon_rect = GetCenteredAndScaledRect(icon.width(), icon.height(), 0, 0,
 311         profiles::kAvatarIconWidth, height());
 312   }
 313   image_view_->SetBoundsRect(icon_rect);
 314
 315   int label_x = profiles::kAvatarIconWidth + kIconMarginX;
 316   int max_label_width = std::max(width() - label_x, 0);
 317   gfx::Size name_size = name_label_->GetPreferredSize();
 318   name_size.set_width(std::min(name_size.width(), max_label_width));
 319   gfx::Size state_size = sync_state_label_->GetPreferredSize();
 320   state_size.set_width(std::min(state_size.width(), max_label_width));
 321   gfx::Size edit_size = edit_link_->GetPreferredSize();
 322   edit_size.set_width(std::min(edit_size.width(), max_label_width));
 323
 324   const int kNameStatePaddingY = 2;
 325   int labels_height = name_size.height() + kNameStatePaddingY +
 326       std::max(state_size.height(), edit_size.height());
 327   int y = (height() - labels_height) / 2;
 328   name_label_->SetBounds(label_x, y, name_size.width(), name_size.height());
 329
 330   int bottom = y + labels_height;
 331   sync_state_label_->SetBounds(label_x, bottom - state_size.height(),
 332                                state_size.width(), state_size.height());
 333   // The edit link overlaps the sync state label.
 334   edit_link_->SetBounds(label_x, bottom - edit_size.height(),
 335                         edit_size.width(), edit_size.height());
 336 }
 337
 338 void ProfileItemView::OnMouseEntered(const ui::MouseEvent& event) {
 339   views::CustomButton::OnMouseEntered(event);
 340   OnHighlightStateChanged();
 341 }
 342
 343 void ProfileItemView::OnMouseExited(const ui::MouseEvent& event) {
 344   views::CustomButton::OnMouseExited(event);
 345   OnHighlightStateChanged();
 346 }
 347
 348 void ProfileItemView::OnFocus() {
 349   views::CustomButton::OnFocus();
 350   OnFocusStateChanged(true);
 351 }
 352
 353 void ProfileItemView::OnBlur() {
 354   views::CustomButton::OnBlur();
 355   OnFocusStateChanged(false);
 356 }
 357
 358 void ProfileItemView::OnHighlightStateChanged() {
 359   const SkColor color = IsHighlighted() ? kHighlightColor : parent_->color();
 360   set_background(views::Background::CreateSolidBackground(color));
 361   name_label_->SetBackgroundColor(color);
 362   sync_state_label_->SetBackgroundColor(color);
 363   edit_link_->SetBackgroundColor(color);
 364
 365   bool show_edit = IsHighlighted() && item_.active &&
 366       menu_->ShouldShowEditProfileLink();
 367   sync_state_label_->SetVisible(!show_edit);
 368   edit_link_->SetVisible(show_edit);
 369   SchedulePaint();
 370 }
 371
 372 void ProfileItemView::OnFocusStateChanged(bool has_focus) {
 373   if (!has_focus && state() != views::CustomButton::STATE_DISABLED)
 374     SetState(views::CustomButton::STATE_NORMAL);
 375   OnHighlightStateChanged();
 376 }
 377
 378 // static
 379 gfx::ImageSkia ProfileItemView::GetBadgedIcon(const gfx::ImageSkia& icon) {
 380   ui::ResourceBundle* rb = &ui::ResourceBundle::GetSharedInstance();
 381   const gfx::ImageSkia* badge = NULL;
 382
 383   if (item_.active)
 384     badge = rb->GetImageSkiaNamed(IDR_PROFILE_SELECTED);
 385   else if (item_.signin_required)  // TODO(bcwhite): create new icon
 386     badge = rb->GetImageSkiaNamed(IDR_OMNIBOX_HTTPS_VALID);
 387   else
 388     NOTREACHED();  // function should only be called if one of above is true
 389
 390   gfx::Size icon_size = GetCenteredAndScaledRect(icon.width(), icon.height(),
 391       0, 0, profiles::kAvatarIconWidth, kItemHeight).size();
 392   gfx::CanvasImageSource* source =
 393       new BadgeImageSource(icon, icon_size, *badge);
 394   // ImageSkia takes ownership of |source|.
 395   return gfx::ImageSkia(source, source->size());
 396 }
 397
 398 bool ProfileItemView::IsHighlighted() {
 399   return state() == views::CustomButton::STATE_PRESSED ||
 400          state() == views::CustomButton::STATE_HOVERED ||
 401          edit_link_->state() == views::CustomButton::STATE_PRESSED ||
 402          edit_link_->state() == views::CustomButton::STATE_HOVERED ||
 403          HasFocus() ||
 404          edit_link_->HasFocus();
 405 }
 406
 407
 408 // ActionButtonView -----------------------------------------------------------
 409
 410 // A custom view that manages the "action" buttons at the bottom of the list
 411 // of profiles.
 412 class ActionButtonView : public views::View {
 413  public:
 414   ActionButtonView(views::ButtonListener* listener, Profile* profile);
 415
 416  private:
 417   views::LabelButton* manage_button_;
 418   views::LabelButton* signout_button_;
 419
 420   DISALLOW_COPY_AND_ASSIGN(ActionButtonView);
 421 };
 422
 423
 424 ActionButtonView::ActionButtonView(views::ButtonListener* listener,
 425                                    Profile* profile)
 426   : manage_button_(NULL),
 427     signout_button_(NULL) {
 428   std::string username;
 429   SigninManagerBase* signin =
 430       SigninManagerFactory::GetForProfile(profile);
 431   if (signin != NULL)
 432     username = signin->GetAuthenticatedUsername();
 433
 434   manage_button_ = new views::LabelButton(
 435       listener, l10n_util::GetStringUTF16(IDS_PROFILES_MANAGE_PROFILES_BUTTON));
 436   manage_button_->SetStyle(views::Button::STYLE_BUTTON);
 437   manage_button_->SetTooltipText(
 438       l10n_util::GetStringUTF16(IDS_PROFILES_MANAGE_PROFILES_BUTTON_TIP));
 439   manage_button_->set_tag(IDS_PROFILES_MANAGE_PROFILES_BUTTON);
 440
 441   signout_button_ = new views::LabelButton(
 442       listener, l10n_util::GetStringUTF16(IDS_PROFILES_PROFILE_SIGNOUT_BUTTON));
 443   signout_button_->SetStyle(views::Button::STYLE_BUTTON);
 444   if (username.empty()) {
 445     signout_button_->SetTooltipText(
 446         l10n_util::GetStringUTF16(
 447             IDS_PROFILES_PROFILE_SIGNOUT_BUTTON_TIP_UNAVAILABLE));
 448     signout_button_->SetEnabled(false);
 449   } else {
 450     signout_button_->SetTooltipText(
 451         l10n_util::GetStringFUTF16(IDS_PROFILES_PROFILE_SIGNOUT_BUTTON_TIP,
 452                                    base::UTF8ToUTF16(username)));
 453   }
 454   signout_button_->set_tag(IDS_PROFILES_PROFILE_SIGNOUT_BUTTON);
 455
 456   views::GridLayout* layout = new views::GridLayout(this);
 457   views::ColumnSet* columns = layout->AddColumnSet(0);
 458   columns->AddColumn(views::GridLayout::LEADING, views::GridLayout::FILL, 1,
 459                      views::GridLayout::USE_PREF, 0, 0);
 460   columns->AddColumn(views::GridLayout::TRAILING, views::GridLayout::FILL, 1,
 461                      views::GridLayout::USE_PREF, 0, 0);
 462   layout->StartRow(0, 0);
 463   layout->AddView(signout_button_);
 464   layout->AddView(manage_button_);
 465   SetLayoutManager(layout);
 466 }
 467
 468
 469 // AvatarMenuBubbleView -------------------------------------------------------
 470
 471 // static
 472 AvatarMenuBubbleView* AvatarMenuBubbleView::avatar_bubble_ = NULL;
 473 bool AvatarMenuBubbleView::close_on_deactivate_for_testing_ = true;
 474
 475 // static
 476 void AvatarMenuBubbleView::ShowBubble(
 477     views::View* anchor_view,
 478     views::BubbleBorder::Arrow arrow,
 479     views::BubbleBorder::ArrowPaintType arrow_paint_type,
 480     views::BubbleBorder::BubbleAlignment border_alignment,
 481     const gfx::Rect& anchor_rect,
 482     Browser* browser) {
 483   if (IsShowing())
 484     return;
 485
 486   DCHECK(chrome::IsCommandEnabled(browser, IDC_SHOW_AVATAR_MENU));
 487   avatar_bubble_ = new AvatarMenuBubbleView(
 488       anchor_view, arrow, anchor_rect, browser);
 489   views::BubbleDelegateView::CreateBubble(avatar_bubble_);
 490   avatar_bubble_->set_close_on_deactivate(close_on_deactivate_for_testing_);
 491   avatar_bubble_->SetBackgroundColors();
 492   avatar_bubble_->SetAlignment(border_alignment);
 493   avatar_bubble_->SetArrowPaintType(arrow_paint_type);
 494   avatar_bubble_->GetWidget()->Show();
 495 }
 496
 497 // static
 498 bool AvatarMenuBubbleView::IsShowing() {
 499   return avatar_bubble_ != NULL;
 500 }
 501
 502 // static
 503 void AvatarMenuBubbleView::Hide() {
 504   if (IsShowing())
 505     avatar_bubble_->GetWidget()->Close();
 506 }
 507
 508 AvatarMenuBubbleView::AvatarMenuBubbleView(
 509     views::View* anchor_view,
 510     views::BubbleBorder::Arrow arrow,
 511     const gfx::Rect& anchor_rect,
 512     Browser* browser)
 513     : BubbleDelegateView(anchor_view, arrow),
 514       anchor_rect_(anchor_rect),
 515       browser_(browser),
 516       separator_(NULL),
 517       buttons_view_(NULL),
 518       supervised_user_info_(NULL),
 519       separator_switch_users_(NULL),
 520       expanded_(false) {
 521   avatar_menu_.reset(new AvatarMenu(
 522       &g_browser_process->profile_manager()->GetProfileInfoCache(),
 523       this,
 524       browser_));
 525   avatar_menu_->RebuildMenu();
 526 }
 527
 528 AvatarMenuBubbleView::~AvatarMenuBubbleView() {
 529 }
 530
 531 gfx::Size AvatarMenuBubbleView::GetPreferredSize() const {
 532   const int kBubbleViewMinWidth = 175;
 533   gfx::Size preferred_size(kBubbleViewMinWidth, 0);
 534   for (size_t i = 0; i < item_views_.size(); ++i) {
 535     gfx::Size size = item_views_[i]->GetPreferredSize();
 536     preferred_size.Enlarge(0, size.height() + kItemMarginY);
 537     preferred_size.SetToMax(size);
 538   }
 539
 540   if (buttons_view_) {
 541     preferred_size.Enlarge(
 542         0, kSeparatorPaddingY * 2 + separator_->GetPreferredSize().height());
 543
 544     gfx::Size buttons_size = buttons_view_->GetPreferredSize();
 545     preferred_size.Enlarge(0, buttons_size.height());
 546     preferred_size.SetToMax(buttons_size);
 547   }
 548
 549
 550   if (supervised_user_info_) {
 551     // First handle the switch profile link because it can still affect the
 552     // preferred width.
 553     gfx::Size size = switch_profile_link_->GetPreferredSize();
 554     preferred_size.Enlarge(0, size.height());
 555     preferred_size.SetToMax(size);
 556
 557     // Add the height of the two separators.
 558     preferred_size.Enlarge(
 559         0,
 560         kSeparatorPaddingY * 4 + separator_->GetPreferredSize().height() * 2);
 561   }
 562
 563   const int kBubbleViewMaxWidth = 800;
 564   preferred_size.SetToMin(
 565       gfx::Size(kBubbleViewMaxWidth, preferred_size.height()));
 566
 567   // We have to do this after the final width is calculated, since the label
 568   // will wrap based on the width.
 569   if (supervised_user_info_) {
 570     int remaining_width =
 571         preferred_size.width() - icon_view_->GetPreferredSize().width() -
 572         views::kRelatedControlSmallHorizontalSpacing;
 573     preferred_size.Enlarge(
 574         0,
 575         supervised_user_info_->GetHeightForWidth(remaining_width) +
 576             kItemMarginY);
 577   }
 578
 579   return preferred_size;
 580 }
 581
 582 void AvatarMenuBubbleView::Layout() {
 583   int y = 0;
 584   for (size_t i = 0; i < item_views_.size(); ++i) {
 585     views::CustomButton* item_view = item_views_[i];
 586     int item_height = item_view->GetPreferredSize().height();
 587     int item_width = width();
 588     item_view->SetBounds(0, y, item_width, item_height);
 589     y += item_height + kItemMarginY;
 590   }
 591
 592   int separator_height = 0;
 593   if (buttons_view_ || supervised_user_info_) {
 594     separator_height = separator_->GetPreferredSize().height();
 595     y += kSeparatorPaddingY;
 596     separator_->SetBounds(0, y, width(), separator_height);
 597     y += kSeparatorPaddingY + separator_height;
 598   }
 599
 600   if (buttons_view_) {
 601     buttons_view_->SetBounds(0, y,
 602         width(), buttons_view_->GetPreferredSize().height());
 603   } else if (supervised_user_info_) {
 604     gfx::Size icon_size = icon_view_->GetPreferredSize();
 605     gfx::Rect icon_bounds(0, y, icon_size.width(), icon_size.height());
 606     icon_view_->SetBoundsRect(icon_bounds);
 607     int info_width = width() - icon_bounds.right() -
 608                      views::kRelatedControlSmallHorizontalSpacing;
 609     int height = supervised_user_info_->GetHeightForWidth(info_width);
 610     supervised_user_info_->SetBounds(
 611         icon_bounds.right() + views::kRelatedControlSmallHorizontalSpacing,
 612         y, info_width, height);
 613     y += height + kItemMarginY + kSeparatorPaddingY;
 614     separator_switch_users_->SetBounds(0, y, width(), separator_height);
 615     y += separator_height + kSeparatorPaddingY;
 616     int link_height = switch_profile_link_->GetPreferredSize().height();
 617     switch_profile_link_->SetBounds(0, y, width(), link_height);
 618   }
 619 }
 620
 621 bool AvatarMenuBubbleView::AcceleratorPressed(
 622     const ui::Accelerator& accelerator) {
 623   if (accelerator.key_code() != ui::VKEY_DOWN &&
 624       accelerator.key_code() != ui::VKEY_UP)
 625     return BubbleDelegateView::AcceleratorPressed(accelerator);
 626
 627   if (item_views_.empty())
 628     return true;
 629
 630   // Find the currently focused item. Note that if there is no focused item, the
 631   // code below correctly handles a |focus_index| of -1.
 632   int focus_index = -1;
 633   for (size_t i = 0; i < item_views_.size(); ++i) {
 634     if (item_views_[i]->HasFocus()) {
 635       focus_index = i;
 636       break;
 637     }
 638   }
 639
 640   // Moved the focus up or down by 1.
 641   if (accelerator.key_code() == ui::VKEY_DOWN)
 642     focus_index = (focus_index + 1) % item_views_.size();
 643   else
 644     focus_index = ((focus_index > 0) ? focus_index : item_views_.size()) - 1;
 645   item_views_[focus_index]->RequestFocus();
 646
 647   return true;
 648 }
 649
 650 void AvatarMenuBubbleView::ButtonPressed(views::Button* sender,
 651                                          const ui::Event& event) {
 652   if (sender->tag() == IDS_PROFILES_MANAGE_PROFILES_BUTTON) {
 653     std::string subpage = chrome::kSearchUsersSubPage;
 654     chrome::ShowSettingsSubPage(browser_, subpage);
 655     return;
 656   } else if (sender->tag() == IDS_PROFILES_PROFILE_SIGNOUT_BUTTON) {
 657     profiles::LockProfile(browser_->profile());
 658     return;
 659   }
 660
 661   for (size_t i = 0; i < item_views_.size(); ++i) {
 662     ProfileItemView* item_view = item_views_[i];
 663     if (sender == item_view) {
 664       // Clicking on the active profile shouldn't do anything.
 665       if (!item_view->item().active) {
 666         avatar_menu_->SwitchToProfile(
 667             i, ui::DispositionFromEventFlags(event.flags()) == NEW_WINDOW,
 668             ProfileMetrics::SWITCH_PROFILE_ICON);
 669       }
 670       break;
 671     }
 672   }
 673 }
 674
 675 void AvatarMenuBubbleView::LinkClicked(views::Link* source, int event_flags) {
 676   if (source == buttons_view_) {
 677     avatar_menu_->AddNewProfile(ProfileMetrics::ADD_NEW_USER_ICON);
 678     return;
 679   }
 680   if (source == switch_profile_link_) {
 681     expanded_ = true;
 682     OnAvatarMenuChanged(avatar_menu_.get());
 683     return;
 684   }
 685
 686   for (size_t i = 0; i < item_views_.size(); ++i) {
 687     ProfileItemView* item_view = item_views_[i];
 688     if (source == item_view->edit_link()) {
 689       avatar_menu_->EditProfile(i);
 690       return;
 691     }
 692   }
 693 }
 694
 695 gfx::Rect AvatarMenuBubbleView::GetAnchorRect() const {
 696   return anchor_rect_;
 697 }
 698
 699 void AvatarMenuBubbleView::Init() {
 700   // Build the menu for the first time.
 701   OnAvatarMenuChanged(avatar_menu_.get());
 702   AddAccelerator(ui::Accelerator(ui::VKEY_DOWN, ui::EF_NONE));
 703   AddAccelerator(ui::Accelerator(ui::VKEY_UP, ui::EF_NONE));
 704 }
 705
 706 void AvatarMenuBubbleView::WindowClosing() {
 707   DCHECK_EQ(avatar_bubble_, this);
 708   avatar_bubble_ = NULL;
 709 }
 710
 711 void AvatarMenuBubbleView::InitMenuContents(
 712     AvatarMenu* avatar_menu) {
 713   for (size_t i = 0; i < avatar_menu->GetNumberOfItems(); ++i) {
 714     const AvatarMenu::Item& item = avatar_menu->GetItemAt(i);
 715     ProfileItemView* item_view = new ProfileItemView(item,
 716                                                      this,
 717                                                      avatar_menu_.get());
 718     item_view->SetAccessibleName(l10n_util::GetStringFUTF16(
 719         IDS_PROFILES_SWITCH_TO_PROFILE_ACCESSIBLE_NAME, item.name));
 720     item_view->SetFocusable(true);
 721     AddChildView(item_view);
 722     item_views_.push_back(item_view);
 723   }
 724
 725   if (avatar_menu_->ShouldShowAddNewProfileLink()) {
 726     views::Link* add_profile_link = new views::Link(
 727         l10n_util::GetStringUTF16(IDS_PROFILES_CREATE_NEW_PROFILE_LINK));
 728     add_profile_link->set_listener(this);
 729     add_profile_link->SetHorizontalAlignment(gfx::ALIGN_CENTER);
 730     add_profile_link->SetBackgroundColor(color());
 731     separator_ = new views::Separator(views::Separator::HORIZONTAL);
 732     AddChildView(separator_);
 733     buttons_view_ = add_profile_link;
 734     AddChildView(buttons_view_);
 735   }
 736 }
 737
 738 void AvatarMenuBubbleView::InitSupervisedUserContents(
 739     AvatarMenu* avatar_menu) {
 740   // Show the profile of the supervised user.
 741   size_t active_index = avatar_menu->GetActiveProfileIndex();
 742   const AvatarMenu::Item& item =
 743       avatar_menu->GetItemAt(active_index);
 744   ProfileItemView* item_view = new ProfileItemView(item,
 745                                                    this,
 746                                                    avatar_menu_.get());
 747   item_view->SetAccessibleName(l10n_util::GetStringFUTF16(
 748       IDS_PROFILES_SWITCH_TO_PROFILE_ACCESSIBLE_NAME, item.name));
 749   item_views_.push_back(item_view);
 750   AddChildView(item_view);
 751   separator_ = new views::Separator(views::Separator::HORIZONTAL);
 752   AddChildView(separator_);
 753
 754   // Add information about supervised users.
 755   supervised_user_info_ =
 756       new views::Label(avatar_menu_->GetSupervisedUserInformation(),
 757                        ui::ResourceBundle::GetSharedInstance().GetFontList(
 758                            ui::ResourceBundle::SmallFont));
 759   supervised_user_info_->SetMultiLine(true);
 760   supervised_user_info_->SetAllowCharacterBreak(true);
 761   supervised_user_info_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
 762   supervised_user_info_->SetBackgroundColor(color());
 763   AddChildView(supervised_user_info_);
 764
 765   // Add the supervised user icon.
 766   icon_view_ = new views::ImageView();
 767   icon_view_->SetImage(avatar_menu_->GetSupervisedUserIcon().ToImageSkia());
 768   AddChildView(icon_view_);
 769
 770   // Add a link for switching profiles.
 771   separator_switch_users_ = new views::Separator(views::Separator::HORIZONTAL);
 772   AddChildView(separator_switch_users_);
 773   switch_profile_link_ = new views::Link(
 774       l10n_util::GetStringUTF16(IDS_PROFILES_SWITCH_PROFILE_LINK));
 775   switch_profile_link_->set_listener(this);
 776   switch_profile_link_->SetHorizontalAlignment(gfx::ALIGN_CENTER);
 777   switch_profile_link_->SetBackgroundColor(color());
 778   AddChildView(switch_profile_link_);
 779 }
 780
 781 void AvatarMenuBubbleView::OnAvatarMenuChanged(
 782     AvatarMenu* avatar_menu) {
 783   // Unset all our child view references and call RemoveAllChildViews() which
 784   // will actually delete them.
 785   buttons_view_ = NULL;
 786   supervised_user_info_ = NULL;
 787   item_views_.clear();
 788   RemoveAllChildViews(true);
 789
 790   if (avatar_menu_->GetSupervisedUserInformation().empty() || expanded_)
 791     InitMenuContents(avatar_menu);
 792   else
 793     InitSupervisedUserContents(avatar_menu);
 794
 795   // If the bubble has already been shown then resize and reposition the bubble.
 796   Layout();
 797   if (GetBubbleFrameView())
 798     SizeToContents();
 799 }
 800
 801 void AvatarMenuBubbleView::SetBackgroundColors() {
 802   for (size_t i = 0; i < item_views_.size(); ++i) {
 803     item_views_[i]->OnHighlightStateChanged();
 804   }
 805 }