root/chrome/browser/ui/views/autofill/autofill_dialog_views.cc

DEFINITIONS

1. DrawArrow
2. SelectComboboxValueOrSetToDefault
3. GetPreferredSize
4. Layout
5. ChildVisibilityChanged
6. ChildPreferredSizeChanged
7. checkbox_
8. checkbox
9. GetInsets
10. GetHeightForWidth
11. Layout
12. ButtonPressed
13. StyledLabelLinkClicked
14. SetVisible
15. Layout
16. OnNativeThemeChanged
17. AnimationProgressed
18. GetAncestralInputView
19. delegate_
20. Update
21. OnMenuButtonClicked
22. GetLoadingShieldForTesting
23. GetSignInWebViewForTesting
24. GetNotificationAreaForTesting
25. GetScrollableAreaForTesting
26. LinkClicked
27. message_view_
28. GetHeightForContentsForWidth
29. UpdateState
30. GetInsets
31. Layout
32. GetClassName
33. OnPaint
34. OnNativeThemeChanged
35. GetBubbleBorder
36. ContentBoundsSansBubbleBorder
37. SetNotifications
38. GetPreferredSize
39. GetClassName
40. PaintChildren
41. OnPaint
42. OnWidgetClosing
43. OnWidgetBoundsChanged
44. HasArrow
45. forward_mouse_events_
46. SetActive
47. SetForwardMouseEvents
48. GetClassName
49. OnMouseMoved
50. OnMouseEntered
51. OnMouseExited
52. OnMousePressed
53. OnMouseReleased
54. OnGestureEvent
55. GetEventHandlerForRect
56. ProxyEvent
57. ShouldForwardEvent
58. GetPreferredSize
59. GetClassName
60. PaintChildren
61. OnPaint
62. ResourceIDForState
63. ignore_layouts_
64. OnBoundsChanged
65. Layout
66. textfield_
67. GetPreferredSize
68. GetHeightForWidth
69. CanUseVerticallyCompactText
70. OnBoundsChanged
71. SetState
72. SetLabelText
73. SetIcon
74. SetTextfield
75. UpdateLabelText
76. Create
77. observer_
78. Show
79. Hide
80. UpdatesStarted
81. UpdatesFinished
82. UpdateAccountChooser
83. UpdateButtonStrip
84. UpdateOverlay
85. UpdateDetailArea
86. UpdateForErrors
87. UpdateNotificationArea
88. UpdateSection
89. UpdateErrorBubble
90. FillSection
91. GetUserInput
92. GetCvc
93. HitTestInput
94. SaveDetailsLocally
95. ShowSignIn
96. HideSignIn
97. ModelChanged
98. OnSignInResize
99. ValidateSection
100. GetPreferredSize
101. GetMinimumSize
102. Layout
103. OnNativeThemeChanged
104. GetWindowTitle
105. WindowClosing
106. DeleteDelegate
107. GetDialogButtons
108. GetDefaultDialogButton
109. GetDialogButtonLabel
110. ShouldDefaultButtonBeBlue
111. IsDialogButtonEnabled
112. GetInitiallyFocusedView
113. CreateExtraView
114. CreateTitlebarExtraView
115. CreateFootnoteView
116. CreateOverlayView
117. Cancel
118. Accept
119. ContentsChanged
120. HandleKeyEvent
121. HandleMouseEvent
122. OnWillChangeFocus
123. OnDidChangeFocus
124. OnPerformAction
125. StyledLabelLinkClicked
126. OnMenuButtonClicked
127. CalculatePreferredSize
128. GetMinimumSignInViewSize
129. GetMaximumSignInViewSize
130. GetCreditCardSection
131. InitChildViews
132. CreateDetailsContainer
133. CreateDetailsSection
134. CreateInputsContainer
135. InitInputsView
136. ShowDialogInMode
137. UpdateSectionImpl
138. UpdateDetailsGroupState
139. FocusInitialView
140. SetValidityForInput
141. ShowErrorBubbleForViewIfNecessary
142. HideErrorBubble
143. MarkInputsInvalid
144. ValidateGroup
145. ValidateForm
146. InputEditedOrActivated
147. UpdateButtonStripExtraView
148. ContentsPreferredSizeChanged
149. GroupForSection
150. GroupForView
151. EraseInvalidViewsInGroup
152. TextfieldForType
153. TypeForTextfield
154. ComboboxForType
155. TypeForCombobox
156. DetailsContainerBoundsChanged
157. SetIconsForSection
158. SetEditabilityForSection
159. suggested_button

// 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 "chrome/browser/ui/views/autofill/autofill_dialog_views.h"

#include <utility>

#include "base/bind.h"
#include "base/location.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/autofill/autofill_dialog_sign_in_delegate.h"
#include "chrome/browser/ui/autofill/autofill_dialog_view_delegate.h"
#include "chrome/browser/ui/autofill/loading_animation.h"
#include "chrome/browser/ui/views/autofill/expanding_textfield.h"
#include "chrome/browser/ui/views/autofill/info_bubble.h"
#include "chrome/browser/ui/views/autofill/tooltip_icon.h"
#include "chrome/browser/ui/views/constrained_window_views.h"
#include "components/autofill/content/browser/wallet/wallet_service_url.h"
#include "components/autofill/core/browser/autofill_type.h"
#include "components/web_modal/web_contents_modal_dialog_host.h"
#include "components/web_modal/web_contents_modal_dialog_manager.h"
#include "components/web_modal/web_contents_modal_dialog_manager_delegate.h"
#include "content/public/browser/native_web_keyboard_event.h"
#include "content/public/browser/navigation_controller.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_contents_view.h"
#include "grit/theme_resources.h"
#include "grit/ui_resources.h"
#include "third_party/skia/include/core/SkColor.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/models/combobox_model.h"
#include "ui/base/models/menu_model.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/animation/animation_delegate.h"
#include "ui/gfx/canvas.h"
#include "ui/gfx/color_utils.h"
#include "ui/gfx/font_list.h"
#include "ui/gfx/path.h"
#include "ui/gfx/point.h"
#include "ui/gfx/skia_util.h"
#include "ui/views/background.h"
#include "ui/views/border.h"
#include "ui/views/bubble/bubble_border.h"
#include "ui/views/bubble/bubble_frame_view.h"
#include "ui/views/controls/button/blue_button.h"
#include "ui/views/controls/button/checkbox.h"
#include "ui/views/controls/button/label_button.h"
#include "ui/views/controls/button/label_button_border.h"
#include "ui/views/controls/button/menu_button.h"
#include "ui/views/controls/combobox/combobox.h"
#include "ui/views/controls/image_view.h"
#include "ui/views/controls/label.h"
#include "ui/views/controls/link.h"
#include "ui/views/controls/menu/menu_runner.h"
#include "ui/views/controls/separator.h"
#include "ui/views/controls/styled_label.h"
#include "ui/views/controls/textfield/textfield.h"
#include "ui/views/controls/webview/webview.h"
#include "ui/views/layout/box_layout.h"
#include "ui/views/layout/fill_layout.h"
#include "ui/views/layout/grid_layout.h"
#include "ui/views/layout/layout_constants.h"
#include "ui/views/painter.h"
#include "ui/views/widget/widget.h"
#include "ui/views/window/dialog_client_view.h"

using web_modal::WebContentsModalDialogManager;
using web_modal::WebContentsModalDialogManagerDelegate;

namespace autofill {

namespace {

// The width for the section container.
const int kSectionContainerWidth = 440;

// The minimum useful height of the contents area of the dialog.
const int kMinimumContentsHeight = 101;

// The default height of the loading shield, also its minimum size.
const int kInitialLoadingShieldHeight = 150;

// Horizontal padding between text and other elements (in pixels).
const int kAroundTextPadding = 4;

// The space between the edges of a notification bar and the text within (in
// pixels).
const int kNotificationPadding = 17;

// Vertical padding above and below each detail section (in pixels).
const int kDetailSectionVerticalPadding = 10;

const int kArrowHeight = 7;
const int kArrowWidth = 2 * kArrowHeight;

// The padding inside the edges of the dialog, in pixels.
const int kDialogEdgePadding = 20;

// The vertical padding between rows of manual inputs (in pixels).
const int kManualInputRowPadding = 10;

// Slight shading for mouse hover and legal document background.
SkColor kShadingColor = SkColorSetARGB(7, 0, 0, 0);

// A border color for the legal document view.
SkColor kSubtleBorderColor = SkColorSetARGB(10, 0, 0, 0);

// The top and bottom padding, in pixels, for the suggestions menu dropdown
// arrows.
const int kMenuButtonTopInset = 3;
const int kMenuButtonBottomInset = 6;

// The height in pixels of the padding above and below the overlay message view.
const int kOverlayMessageVerticalPadding = 34;

// Spacing below image and above text messages in overlay view.
const int kOverlayImageBottomMargin = 100;

const char kNotificationAreaClassName[] = "autofill/NotificationArea";
const char kOverlayViewClassName[] = "autofill/OverlayView";
const char kSectionContainerClassName[] = "autofill/SectionContainer";
const char kSuggestedButtonClassName[] = "autofill/SuggestedButton";

// Draws an arrow at the top of |canvas| pointing to |tip_x|.
void DrawArrow(gfx::Canvas* canvas,
               int tip_x,
               const SkColor& fill_color,
               const SkColor& stroke_color) {
  const int arrow_half_width = kArrowWidth / 2.0f;

  SkPath arrow;
  arrow.moveTo(tip_x - arrow_half_width, kArrowHeight);
  arrow.lineTo(tip_x, 0);
  arrow.lineTo(tip_x + arrow_half_width, kArrowHeight);

  SkPaint fill_paint;
  fill_paint.setColor(fill_color);
  canvas->DrawPath(arrow, fill_paint);

  if (stroke_color != SK_ColorTRANSPARENT) {
    SkPaint stroke_paint;
    stroke_paint.setColor(stroke_color);
    stroke_paint.setStyle(SkPaint::kStroke_Style);
    canvas->DrawPath(arrow, stroke_paint);
  }
}

void SelectComboboxValueOrSetToDefault(views::Combobox* combobox,
                                       const base::string16& value) {
  if (!combobox->SelectValue(value))
    combobox->SetSelectedIndex(combobox->model()->GetDefaultIndex());
}

// This class handles layout for the first row of a SuggestionView.
// It exists to circumvent shortcomings of GridLayout and BoxLayout (namely that
// the former doesn't fully respect child visibility, and that the latter won't
// expand a single child).
class SectionRowView : public views::View {
 public:
  SectionRowView() { SetBorder(views::Border::CreateEmptyBorder(10, 0, 0, 0)); }

  virtual ~SectionRowView() {}

  // views::View implementation:
  virtual gfx::Size GetPreferredSize() OVERRIDE {
    int height = 0;
    int width = 0;
    for (int i = 0; i < child_count(); ++i) {
      if (child_at(i)->visible()) {
        if (width > 0)
          width += kAroundTextPadding;

        gfx::Size size = child_at(i)->GetPreferredSize();
        height = std::max(height, size.height());
        width += size.width();
      }
    }

    gfx::Insets insets = GetInsets();
    return gfx::Size(width + insets.width(), height + insets.height());
  }

  virtual void Layout() OVERRIDE {
    const gfx::Rect bounds = GetContentsBounds();

    // Icon is left aligned.
    int start_x = bounds.x();
    views::View* icon = child_at(0);
    if (icon->visible()) {
      icon->SizeToPreferredSize();
      icon->SetX(start_x);
      icon->SetY(bounds.y() +
          (bounds.height() - icon->bounds().height()) / 2);
      start_x += icon->bounds().width() + kAroundTextPadding;
    }

    // Textfield is right aligned.
    int end_x = bounds.width();
    views::View* textfield = child_at(2);
    if (textfield->visible()) {
      const int preferred_width = textfield->GetPreferredSize().width();
      textfield->SetBounds(bounds.width() - preferred_width, bounds.y(),
                           preferred_width, bounds.height());
      end_x = textfield->bounds().x() - kAroundTextPadding;
    }

    // Label takes up all the space in between.
    views::View* label = child_at(1);
    if (label->visible())
      label->SetBounds(start_x, bounds.y(), end_x - start_x, bounds.height());

    views::View::Layout();
  }

 private:
  DISALLOW_COPY_AND_ASSIGN(SectionRowView);
};

// A view that propagates visibility and preferred size changes.
class LayoutPropagationView : public views::View {
 public:
  LayoutPropagationView() {}
  virtual ~LayoutPropagationView() {}

 protected:
  virtual void ChildVisibilityChanged(views::View* child) OVERRIDE {
    PreferredSizeChanged();
  }
  virtual void ChildPreferredSizeChanged(views::View* child) OVERRIDE {
    PreferredSizeChanged();
  }

 private:
  DISALLOW_COPY_AND_ASSIGN(LayoutPropagationView);
};

// A View for a single notification banner.
class NotificationView : public views::View,
                         public views::ButtonListener,
                         public views::StyledLabelListener {
 public:
  NotificationView(const DialogNotification& data,
                   AutofillDialogViewDelegate* delegate)
      : data_(data),
        delegate_(delegate),
        checkbox_(NULL) {
    scoped_ptr<views::View> label_view;
    if (data.HasCheckbox()) {
      scoped_ptr<views::Checkbox> checkbox(
          new views::Checkbox(base::string16()));
      checkbox->SetText(data.display_text());
      checkbox->SetTextMultiLine(true);
      checkbox->SetHorizontalAlignment(gfx::ALIGN_LEFT);
      checkbox->SetTextColor(views::Button::STATE_NORMAL,
                             data.GetTextColor());
      checkbox->SetTextColor(views::Button::STATE_HOVERED,
                             data.GetTextColor());
      checkbox->SetChecked(data.checked());
      checkbox->set_listener(this);
      checkbox_ = checkbox.get();
      label_view.reset(checkbox.release());
    } else {
      scoped_ptr<views::StyledLabel> label(new views::StyledLabel(
          data.display_text(), this));
      label->set_auto_color_readability_enabled(false);

      views::StyledLabel::RangeStyleInfo text_style;
      text_style.color = data.GetTextColor();

      if (data.link_range().is_empty()) {
        label->AddStyleRange(gfx::Range(0, data.display_text().size()),
                             text_style);
      } else {
        gfx::Range prefix_range(0, data.link_range().start());
        if (!prefix_range.is_empty())
          label->AddStyleRange(prefix_range, text_style);

        label->AddStyleRange(
            data.link_range(),
            views::StyledLabel::RangeStyleInfo::CreateForLink());

        gfx::Range suffix_range(data.link_range().end(),
                                data.display_text().size());
        if (!suffix_range.is_empty())
          label->AddStyleRange(suffix_range, text_style);
      }

      label_view.reset(label.release());
    }

    AddChildView(label_view.release());

    if (!data.tooltip_text().empty())
      AddChildView(new TooltipIcon(data.tooltip_text()));

    set_background(
       views::Background::CreateSolidBackground(data.GetBackgroundColor()));
    SetBorder(views::Border::CreateSolidSidedBorder(
        1, 0, 1, 0, data.GetBorderColor()));
  }

  virtual ~NotificationView() {}

  views::Checkbox* checkbox() {
    return checkbox_;
  }

  // views::View implementation.
  virtual gfx::Insets GetInsets() const OVERRIDE {
    int vertical_padding = kNotificationPadding;
    if (checkbox_)
      vertical_padding -= 3;
    return gfx::Insets(vertical_padding, kDialogEdgePadding,
                       vertical_padding, kDialogEdgePadding);
  }

  virtual int GetHeightForWidth(int width) OVERRIDE {
    int label_width = width - GetInsets().width();
    if (child_count() > 1) {
      views::View* tooltip_icon = child_at(1);
      label_width -= tooltip_icon->GetPreferredSize().width() +
          kDialogEdgePadding;
    }

    return child_at(0)->GetHeightForWidth(label_width) + GetInsets().height();
  }

  virtual void Layout() OVERRIDE {
    // Surprisingly, GetContentsBounds() doesn't consult GetInsets().
    gfx::Rect bounds = GetLocalBounds();
    bounds.Inset(GetInsets());
    int right_bound = bounds.right();

    if (child_count() > 1) {
      // The icon takes up the entire vertical space and an extra 20px on
      // each side. This increases the hover target for the tooltip.
      views::View* tooltip_icon = child_at(1);
      gfx::Size icon_size = tooltip_icon->GetPreferredSize();
      int icon_width = icon_size.width() + kDialogEdgePadding;
      right_bound -= icon_width;
      tooltip_icon->SetBounds(
          right_bound, 0,
          icon_width + kDialogEdgePadding, GetLocalBounds().height());
    }

    child_at(0)->SetBounds(bounds.x(), bounds.y(),
                           right_bound - bounds.x(), bounds.height());
  }

  // views::ButtonListener implementation.
  virtual void ButtonPressed(views::Button* sender,
                             const ui::Event& event) OVERRIDE {
    DCHECK_EQ(sender, checkbox_);
    delegate_->NotificationCheckboxStateChanged(data_.type(),
                                                checkbox_->checked());
  }

  // views::StyledLabelListener implementation.
  virtual void StyledLabelLinkClicked(const gfx::Range& range, int event_flags)
      OVERRIDE {
    delegate_->LinkClicked(data_.link_url());
  }

 private:
  // The model data for this notification.
  DialogNotification data_;

  // The delegate that handles interaction with |this|.
  AutofillDialogViewDelegate* delegate_;

  // The checkbox associated with this notification, or NULL if there is none.
  views::Checkbox* checkbox_;

  DISALLOW_COPY_AND_ASSIGN(NotificationView);
};

// A view that displays a loading message with some dancing dots.
class LoadingAnimationView : public views::View,
                             public gfx::AnimationDelegate {
 public:
  explicit LoadingAnimationView(const base::string16& text) :
      container_(new views::View()) {
    AddChildView(container_);
    container_->SetLayoutManager(
        new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0, 0));

    const gfx::FontList& font_list =
        ui::ResourceBundle::GetSharedInstance().GetFontList(
            ui::ResourceBundle::LargeFont);
    animation_.reset(new LoadingAnimation(this, font_list.GetHeight()));

    container_->AddChildView(new views::Label(text, font_list));

    for (size_t i = 0; i < 3; ++i) {
      container_->AddChildView(
          new views::Label(base::ASCIIToUTF16("."), font_list));
    }

    OnNativeThemeChanged(GetNativeTheme());
  }

  virtual ~LoadingAnimationView() {}

  // views::View implementation.
  virtual void SetVisible(bool visible) OVERRIDE {
    if (visible)
      animation_->Start();
    else
      animation_->Reset();

    views::View::SetVisible(visible);
  }

  virtual void Layout() OVERRIDE {
    gfx::Size container_size = container_->GetPreferredSize();
    gfx::Rect container_bounds((width() - container_size.width()) / 2,
                               (height() - container_size.height()) / 2,
                               container_size.width(),
                               container_size.height());
    container_->SetBoundsRect(container_bounds);
    container_->Layout();

    for (size_t i = 0; i < 3; ++i) {
      views::View* dot = container_->child_at(i + 1);
      dot->SetY(dot->y() + animation_->GetCurrentValueForDot(i));
    }
  }

  virtual void OnNativeThemeChanged(const ui::NativeTheme* theme) OVERRIDE {
    set_background(views::Background::CreateSolidBackground(
        theme->GetSystemColor(ui::NativeTheme::kColorId_DialogBackground)));
  }

  // gfx::AnimationDelegate implementation.
  virtual void AnimationProgressed(const gfx::Animation* animation) OVERRIDE {
    DCHECK_EQ(animation, animation_.get());
    Layout();
  }

 private:
  // Contains the "Loading" label and the dots.
  views::View* container_;

  scoped_ptr<LoadingAnimation> animation_;

  DISALLOW_COPY_AND_ASSIGN(LoadingAnimationView);
};

// Gets either the Combobox or ExpandingTextfield that is an ancestor (including
// self) of |view|.
views::View* GetAncestralInputView(views::View* view) {
  if (view->GetClassName() == views::Combobox::kViewClassName)
    return view;

  return view->GetAncestorWithClassName(ExpandingTextfield::kViewClassName);
}

}  // namespace

// AutofillDialogViews::AccountChooser -----------------------------------------

AutofillDialogViews::AccountChooser::AccountChooser(
    AutofillDialogViewDelegate* delegate)
    : image_(new views::ImageView()),
      menu_button_(new views::MenuButton(NULL, base::string16(), this, true)),
      link_(new views::Link()),
      delegate_(delegate) {
  SetBorder(views::Border::CreateEmptyBorder(0, 0, 0, 10));
  SetLayoutManager(
      new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0,
                           kAroundTextPadding));
  AddChildView(image_);

  menu_button_->set_background(NULL);
  menu_button_->SetBorder(views::Border::NullBorder());
  gfx::Insets insets = GetInsets();
  menu_button_->SetFocusPainter(
      views::Painter::CreateDashedFocusPainterWithInsets(insets));
  menu_button_->SetFocusable(true);
  AddChildView(menu_button_);

  link_->set_listener(this);
  AddChildView(link_);
}

AutofillDialogViews::AccountChooser::~AccountChooser() {}

void AutofillDialogViews::AccountChooser::Update() {
  SetVisible(delegate_->ShouldShowAccountChooser());

  gfx::Image icon = delegate_->AccountChooserImage();
  image_->SetImage(icon.AsImageSkia());
  menu_button_->SetText(delegate_->AccountChooserText());
  // This allows the button to shrink if the new text is smaller.
  menu_button_->ClearMaxTextSize();

  bool show_link = !delegate_->MenuModelForAccountChooser();
  menu_button_->SetVisible(!show_link);
  link_->SetText(delegate_->SignInLinkText());
  link_->SetVisible(show_link);

  menu_runner_.reset();

  PreferredSizeChanged();
}

void AutofillDialogViews::AccountChooser::OnMenuButtonClicked(
    views::View* source,
    const gfx::Point& point) {
  DCHECK_EQ(menu_button_, source);

  ui::MenuModel* model = delegate_->MenuModelForAccountChooser();
  if (!model)
    return;

  menu_runner_.reset(new views::MenuRunner(model));
  if (menu_runner_->RunMenuAt(source->GetWidget(),
                              NULL,
                              source->GetBoundsInScreen(),
                              views::MenuItemView::TOPRIGHT,
                              ui::MENU_SOURCE_NONE,
                              0) == views::MenuRunner::MENU_DELETED) {
    return;
  }
}

views::View* AutofillDialogViews::GetLoadingShieldForTesting() {
  return loading_shield_;
}

views::WebView* AutofillDialogViews::GetSignInWebViewForTesting() {
  return sign_in_web_view_;
}

views::View* AutofillDialogViews::GetNotificationAreaForTesting() {
  return notification_area_;
}

views::View* AutofillDialogViews::GetScrollableAreaForTesting() {
  return scrollable_area_;
}

void AutofillDialogViews::AccountChooser::LinkClicked(views::Link* source,
                                                      int event_flags) {
  delegate_->SignInLinkClicked();
}

// AutofillDialogViews::OverlayView --------------------------------------------

AutofillDialogViews::OverlayView::OverlayView(
    AutofillDialogViewDelegate* delegate)
    : delegate_(delegate),
      image_view_(new views::ImageView()),
      message_view_(new views::Label()) {
  message_view_->SetAutoColorReadabilityEnabled(false);
  message_view_->SetMultiLine(true);

  AddChildView(image_view_);
  AddChildView(message_view_);

  OnNativeThemeChanged(GetNativeTheme());
}

AutofillDialogViews::OverlayView::~OverlayView() {}

int AutofillDialogViews::OverlayView::GetHeightForContentsForWidth(int width) {
  // In this case, 0 means "no preference".
  if (!message_view_->visible())
    return 0;

  return kOverlayImageBottomMargin +
      views::kButtonVEdgeMarginNew +
      message_view_->GetHeightForWidth(width) +
      image_view_->GetHeightForWidth(width);
}

void AutofillDialogViews::OverlayView::UpdateState() {
  const DialogOverlayState& state = delegate_->GetDialogOverlay();

  if (state.image.IsEmpty()) {
    SetVisible(false);
    return;
  }

  image_view_->SetImage(state.image.ToImageSkia());

  message_view_->SetVisible(!state.string.text.empty());
  message_view_->SetText(state.string.text);
  message_view_->SetFontList(state.string.font_list);
  message_view_->SetEnabledColor(GetNativeTheme()->GetSystemColor(
      ui::NativeTheme::kColorId_TextfieldReadOnlyColor));

  message_view_->SetBorder(
      views::Border::CreateEmptyBorder(kOverlayMessageVerticalPadding,
                                       kDialogEdgePadding,
                                       kOverlayMessageVerticalPadding,
                                       kDialogEdgePadding));

  SetVisible(true);
}

gfx::Insets AutofillDialogViews::OverlayView::GetInsets() const {
  return gfx::Insets(12, 12, 12, 12);
}

void AutofillDialogViews::OverlayView::Layout() {
  gfx::Rect bounds = ContentBoundsSansBubbleBorder();
  if (!message_view_->visible()) {
    image_view_->SetBoundsRect(bounds);
    return;
  }

  int message_height = message_view_->GetHeightForWidth(bounds.width());
  int y = bounds.bottom() - message_height;
  message_view_->SetBounds(bounds.x(), y, bounds.width(), message_height);

  gfx::Size image_size = image_view_->GetPreferredSize();
  y -= image_size.height() + kOverlayImageBottomMargin;
  image_view_->SetBounds(bounds.x(), y, bounds.width(), image_size.height());
}

const char* AutofillDialogViews::OverlayView::GetClassName() const {
  return kOverlayViewClassName;
}

void AutofillDialogViews::OverlayView::OnPaint(gfx::Canvas* canvas) {
  // BubbleFrameView doesn't mask the window, it just draws the border via
  // image assets. Match that rounding here.
  gfx::Rect rect = ContentBoundsSansBubbleBorder();
  const SkScalar kCornerRadius = SkIntToScalar(
      GetBubbleBorder() ? GetBubbleBorder()->GetBorderCornerRadius() : 2);
  gfx::Path window_mask;
  window_mask.addRoundRect(gfx::RectToSkRect(rect),
                           kCornerRadius, kCornerRadius);
  canvas->ClipPath(window_mask);

  OnPaintBackground(canvas);

  // Draw the arrow, border, and fill for the bottom area.
  if (message_view_->visible()) {
    const int arrow_half_width = kArrowWidth / 2.0f;
    SkPath arrow;
    int y = message_view_->y() - 1;
    // Note that we purposely draw slightly outside of |rect| so that the
    // stroke is hidden on the sides.
    arrow.moveTo(rect.x() - 1, y);
    arrow.rLineTo(rect.width() / 2 - arrow_half_width, 0);
    arrow.rLineTo(arrow_half_width, -kArrowHeight);
    arrow.rLineTo(arrow_half_width, kArrowHeight);
    arrow.lineTo(rect.right() + 1, y);
    arrow.lineTo(rect.right() + 1, rect.bottom() + 1);
    arrow.lineTo(rect.x() - 1, rect.bottom() + 1);
    arrow.close();

    // The mocked alpha blends were 7 for background & 10 for the border against
    // a very bright background. The eye perceives luminance differences of
    // darker colors much less than lighter colors, so increase the alpha blend
    // amount the darker the color (lower the luminance).
    SkPaint paint;
    SkColor background_color = background()->get_color();
    int background_luminance =
        color_utils::GetLuminanceForColor(background_color);
    int background_alpha = static_cast<int>(
        7 + 15 * (255 - background_luminance) / 255);
    int subtle_border_alpha = static_cast<int>(
        10 + 20 * (255 - background_luminance) / 255);

    paint.setColor(color_utils::BlendTowardOppositeLuminance(
        background_color, background_alpha));
    paint.setStyle(SkPaint::kFill_Style);
    canvas->DrawPath(arrow, paint);
    paint.setColor(color_utils::BlendTowardOppositeLuminance(
        background_color, subtle_border_alpha));
    paint.setStyle(SkPaint::kStroke_Style);
    canvas->DrawPath(arrow, paint);
  }

  PaintChildren(canvas);
}

void AutofillDialogViews::OverlayView::OnNativeThemeChanged(
    const ui::NativeTheme* theme) {
  set_background(views::Background::CreateSolidBackground(
      theme->GetSystemColor(ui::NativeTheme::kColorId_DialogBackground)));
}

views::BubbleBorder* AutofillDialogViews::OverlayView::GetBubbleBorder() {
  views::View* frame = GetWidget()->non_client_view()->frame_view();
  std::string bubble_frame_view_name(views::BubbleFrameView::kViewClassName);
  if (frame->GetClassName() == bubble_frame_view_name)
    return static_cast<views::BubbleFrameView*>(frame)->bubble_border();
  NOTREACHED();
  return NULL;
}

gfx::Rect AutofillDialogViews::OverlayView::ContentBoundsSansBubbleBorder() {
  gfx::Rect bounds = GetContentsBounds();
  int bubble_width = 5;
  if (GetBubbleBorder())
    bubble_width = GetBubbleBorder()->GetBorderThickness();
  bounds.Inset(bubble_width, bubble_width, bubble_width, bubble_width);
  return bounds;
}

// AutofillDialogViews::NotificationArea ---------------------------------------

AutofillDialogViews::NotificationArea::NotificationArea(
    AutofillDialogViewDelegate* delegate)
    : delegate_(delegate) {
  // Reserve vertical space for the arrow (regardless of whether one exists).
  // The -1 accounts for the border.
  SetBorder(views::Border::CreateEmptyBorder(kArrowHeight - 1, 0, 0, 0));

  views::BoxLayout* box_layout =
      new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0);
  SetLayoutManager(box_layout);
}

AutofillDialogViews::NotificationArea::~NotificationArea() {}

void AutofillDialogViews::NotificationArea::SetNotifications(
    const std::vector<DialogNotification>& notifications) {
  notifications_ = notifications;

  RemoveAllChildViews(true);

  if (notifications_.empty())
    return;

  for (size_t i = 0; i < notifications_.size(); ++i) {
    const DialogNotification& notification = notifications_[i];
    scoped_ptr<NotificationView> view(new NotificationView(notification,
                                                           delegate_));

    AddChildView(view.release());
  }

  PreferredSizeChanged();
}

gfx::Size AutofillDialogViews::NotificationArea::GetPreferredSize() {
  gfx::Size size = views::View::GetPreferredSize();
  // Ensure that long notifications wrap and don't enlarge the dialog.
  size.set_width(1);
  return size;
}

const char* AutofillDialogViews::NotificationArea::GetClassName() const {
  return kNotificationAreaClassName;
}

void AutofillDialogViews::NotificationArea::PaintChildren(
    gfx::Canvas* canvas) {}

void AutofillDialogViews::NotificationArea::OnPaint(gfx::Canvas* canvas) {
  views::View::OnPaint(canvas);
  views::View::PaintChildren(canvas);

  if (HasArrow()) {
    DrawArrow(
        canvas,
        GetMirroredXInView(width() - arrow_centering_anchor_->width() / 2.0f),
        notifications_[0].GetBackgroundColor(),
        notifications_[0].GetBorderColor());
  }
}

void AutofillDialogViews::OnWidgetClosing(views::Widget* widget) {
  observer_.Remove(widget);
  if (error_bubble_ && error_bubble_->GetWidget() == widget)
    error_bubble_ = NULL;
}

void AutofillDialogViews::OnWidgetBoundsChanged(views::Widget* widget,
                                                const gfx::Rect& new_bounds) {
  // Notify the web contents of its new auto-resize limits.
  if (sign_in_delegate_ && sign_in_web_view_->visible()) {
    sign_in_delegate_->UpdateLimitsAndEnableAutoResize(
        GetMinimumSignInViewSize(), GetMaximumSignInViewSize());
  }
  HideErrorBubble();
}

bool AutofillDialogViews::NotificationArea::HasArrow() {
  return !notifications_.empty() && notifications_[0].HasArrow() &&
      arrow_centering_anchor_.get();
}

// AutofillDialogViews::SectionContainer ---------------------------------------

AutofillDialogViews::SectionContainer::SectionContainer(
    const base::string16& label,
    views::View* controls,
    views::Button* proxy_button)
    : proxy_button_(proxy_button),
      forward_mouse_events_(false) {
  set_notify_enter_exit_on_child(true);

  SetBorder(views::Border::CreateEmptyBorder(kDetailSectionVerticalPadding,
                                             kDialogEdgePadding,
                                             kDetailSectionVerticalPadding,
                                             kDialogEdgePadding));

  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
  views::Label* label_view = new views::Label(
      label, rb.GetFontList(ui::ResourceBundle::BoldFont));
  label_view->SetHorizontalAlignment(gfx::ALIGN_LEFT);

  views::View* label_bar = new views::View();
  views::GridLayout* label_bar_layout = new views::GridLayout(label_bar);
  label_bar->SetLayoutManager(label_bar_layout);
  const int kColumnSetId = 0;
  views::ColumnSet* columns = label_bar_layout->AddColumnSet(kColumnSetId);
  columns->AddColumn(
      views::GridLayout::LEADING,
      views::GridLayout::LEADING,
      0,
      views::GridLayout::FIXED,
      kSectionContainerWidth - proxy_button->GetPreferredSize().width(),
      0);
  columns->AddColumn(views::GridLayout::LEADING,
                     views::GridLayout::LEADING,
                     0,
                     views::GridLayout::USE_PREF,
                     0,
                     0);
  label_bar_layout->StartRow(0, kColumnSetId);
  label_bar_layout->AddView(label_view);
  label_bar_layout->AddView(proxy_button);

  SetLayoutManager(new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0));
  AddChildView(label_bar);
  AddChildView(controls);
}

AutofillDialogViews::SectionContainer::~SectionContainer() {}

void AutofillDialogViews::SectionContainer::SetActive(bool active) {
  bool is_active = active && proxy_button_->visible();
  if (is_active == !!background())
    return;

  set_background(is_active ?
      views::Background::CreateSolidBackground(kShadingColor) :
      NULL);
  SchedulePaint();
}

void AutofillDialogViews::SectionContainer::SetForwardMouseEvents(
    bool forward) {
  forward_mouse_events_ = forward;
  if (!forward)
    set_background(NULL);
}

const char* AutofillDialogViews::SectionContainer::GetClassName() const {
  return kSectionContainerClassName;
}

void AutofillDialogViews::SectionContainer::OnMouseMoved(
    const ui::MouseEvent& event) {
  SetActive(ShouldForwardEvent(event));
}

void AutofillDialogViews::SectionContainer::OnMouseEntered(
    const ui::MouseEvent& event) {
  if (!ShouldForwardEvent(event))
    return;

  SetActive(true);
  proxy_button_->OnMouseEntered(ProxyEvent(event));
  SchedulePaint();
}

void AutofillDialogViews::SectionContainer::OnMouseExited(
    const ui::MouseEvent& event) {
  SetActive(false);
  if (!ShouldForwardEvent(event))
    return;

  proxy_button_->OnMouseExited(ProxyEvent(event));
  SchedulePaint();
}

bool AutofillDialogViews::SectionContainer::OnMousePressed(
    const ui::MouseEvent& event) {
  if (!ShouldForwardEvent(event))
    return false;

  return proxy_button_->OnMousePressed(ProxyEvent(event));
}

void AutofillDialogViews::SectionContainer::OnMouseReleased(
    const ui::MouseEvent& event) {
  if (!ShouldForwardEvent(event))
    return;

  proxy_button_->OnMouseReleased(ProxyEvent(event));
}

void AutofillDialogViews::SectionContainer::OnGestureEvent(
    ui::GestureEvent* event) {
  if (!ShouldForwardEvent(*event))
    return;

  proxy_button_->OnGestureEvent(event);
}

views::View* AutofillDialogViews::SectionContainer::GetEventHandlerForRect(
    const gfx::Rect& rect) {
  // TODO(tdanderson): Modify this function to support rect-based event
  // targeting.

  views::View* handler = views::View::GetEventHandlerForRect(rect);
  // If the event is not in the label bar and there's no background to be
  // cleared, let normal event handling take place.
  if (!background() &&
      rect.CenterPoint().y() > child_at(0)->bounds().bottom()) {
    return handler;
  }

  // Special case for (CVC) inputs in the suggestion view.
  if (forward_mouse_events_ &&
      handler->GetAncestorWithClassName(ExpandingTextfield::kViewClassName)) {
    return handler;
  }

  // Special case for the proxy button itself.
  if (handler == proxy_button_)
    return handler;

  return this;
}

// static
ui::MouseEvent AutofillDialogViews::SectionContainer::ProxyEvent(
    const ui::MouseEvent& event) {
  ui::MouseEvent event_copy = event;
  event_copy.set_location(gfx::Point());
  return event_copy;
}

bool AutofillDialogViews::SectionContainer::ShouldForwardEvent(
    const ui::LocatedEvent& event) {
  // Always forward events on the label bar.
  return forward_mouse_events_ || event.y() <= child_at(0)->bounds().bottom();
}

// AutofillDialogViews::SuggestedButton ----------------------------------------

AutofillDialogViews::SuggestedButton::SuggestedButton(
    views::MenuButtonListener* listener)
    : views::MenuButton(NULL, base::string16(), listener, false) {
  const int kFocusBorderWidth = 1;
  SetBorder(views::Border::CreateEmptyBorder(kMenuButtonTopInset,
                                             kFocusBorderWidth,
                                             kMenuButtonBottomInset,
                                             kFocusBorderWidth));
  gfx::Insets insets = GetInsets();
  insets += gfx::Insets(-kFocusBorderWidth, -kFocusBorderWidth,
                        -kFocusBorderWidth, -kFocusBorderWidth);
  SetFocusPainter(
      views::Painter::CreateDashedFocusPainterWithInsets(insets));
  SetFocusable(true);
}

AutofillDialogViews::SuggestedButton::~SuggestedButton() {}

gfx::Size AutofillDialogViews::SuggestedButton::GetPreferredSize() {
  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
  gfx::Size size = rb.GetImageNamed(ResourceIDForState()).Size();
  const gfx::Insets insets = GetInsets();
  size.Enlarge(insets.width(), insets.height());
  return size;
}

const char* AutofillDialogViews::SuggestedButton::GetClassName() const {
  return kSuggestedButtonClassName;
}

void AutofillDialogViews::SuggestedButton::PaintChildren(gfx::Canvas* canvas) {}

void AutofillDialogViews::SuggestedButton::OnPaint(gfx::Canvas* canvas) {
  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
  const gfx::Insets insets = GetInsets();
  canvas->DrawImageInt(*rb.GetImageSkiaNamed(ResourceIDForState()),
                       insets.left(), insets.top());
  views::Painter::PaintFocusPainter(this, canvas, focus_painter());
}

int AutofillDialogViews::SuggestedButton::ResourceIDForState() const {
  views::Button::ButtonState button_state = state();
  if (button_state == views::Button::STATE_PRESSED)
    return IDR_AUTOFILL_DIALOG_MENU_BUTTON_P;
  else if (button_state == views::Button::STATE_HOVERED)
    return IDR_AUTOFILL_DIALOG_MENU_BUTTON_H;
  else if (button_state == views::Button::STATE_DISABLED)
    return IDR_AUTOFILL_DIALOG_MENU_BUTTON_D;
  DCHECK_EQ(views::Button::STATE_NORMAL, button_state);
  return IDR_AUTOFILL_DIALOG_MENU_BUTTON;
}

// AutofillDialogViews::DetailsContainerView -----------------------------------

AutofillDialogViews::DetailsContainerView::DetailsContainerView(
    const base::Closure& callback)
    : bounds_changed_callback_(callback),
      ignore_layouts_(false) {}

AutofillDialogViews::DetailsContainerView::~DetailsContainerView() {}

void AutofillDialogViews::DetailsContainerView::OnBoundsChanged(
    const gfx::Rect& previous_bounds) {
  bounds_changed_callback_.Run();
}

void AutofillDialogViews::DetailsContainerView::Layout() {
  if (!ignore_layouts_)
    views::View::Layout();
}

// AutofillDialogViews::SuggestionView -----------------------------------------

AutofillDialogViews::SuggestionView::SuggestionView(
    AutofillDialogViews* autofill_dialog)
    : label_(new views::Label()),
      label_line_2_(new views::Label()),
      icon_(new views::ImageView()),
      textfield_(
          new ExpandingTextfield(base::string16(),
                                 base::string16(),
                                 false,
                                 autofill_dialog)) {
  // TODO(estade): Make this the correct color.
  SetBorder(views::Border::CreateSolidSidedBorder(1, 0, 0, 0, SK_ColorLTGRAY));

  SectionRowView* label_container = new SectionRowView();
  AddChildView(label_container);

  // Label and icon.
  label_container->AddChildView(icon_);
  label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
  label_container->AddChildView(label_);

  // TODO(estade): get the sizing and spacing right on this textfield.
  textfield_->SetVisible(false);
  textfield_->SetDefaultWidthInCharacters(15);
  label_container->AddChildView(textfield_);

  label_line_2_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
  label_line_2_->SetVisible(false);
  label_line_2_->SetLineHeight(22);
  label_line_2_->SetMultiLine(true);
  AddChildView(label_line_2_);

  SetLayoutManager(new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 7));
}

AutofillDialogViews::SuggestionView::~SuggestionView() {}

gfx::Size AutofillDialogViews::SuggestionView::GetPreferredSize() {
  // There's no preferred width. The parent's layout should get the preferred
  // height from GetHeightForWidth().
  return gfx::Size();
}

int AutofillDialogViews::SuggestionView::GetHeightForWidth(int width) {
  int height = 0;
  CanUseVerticallyCompactText(width, &height);
  return height;
}

bool AutofillDialogViews::SuggestionView::CanUseVerticallyCompactText(
    int available_width,
    int* resulting_height) {
  // This calculation may be costly, avoid doing it more than once per width.
  if (!calculated_heights_.count(available_width)) {
    // Changing the state of |this| now will lead to extra layouts and
    // paints we don't want, so create another SuggestionView to calculate
    // which label we have room to show.
    SuggestionView sizing_view(NULL);
    sizing_view.SetLabelText(state_.vertically_compact_text);
    sizing_view.SetIcon(state_.icon);
    sizing_view.SetTextfield(state_.extra_text, state_.extra_icon);
    sizing_view.label_->SetSize(gfx::Size(available_width, 0));
    sizing_view.label_line_2_->SetSize(gfx::Size(available_width, 0));

    // Shortcut |sizing_view|'s GetHeightForWidth() to avoid an infinite loop.
    // Its BoxLayout must do these calculations for us.
    views::LayoutManager* layout = sizing_view.GetLayoutManager();
    if (layout->GetPreferredSize(&sizing_view).width() <= available_width) {
      calculated_heights_[available_width] = std::make_pair(
          true,
          layout->GetPreferredHeightForWidth(&sizing_view, available_width));
    } else {
      sizing_view.SetLabelText(state_.horizontally_compact_text);
      calculated_heights_[available_width] = std::make_pair(
          false,
          layout->GetPreferredHeightForWidth(&sizing_view, available_width));
    }
  }

  const std::pair<bool, int>& values = calculated_heights_[available_width];
  *resulting_height = values.second;
  return values.first;
}

void AutofillDialogViews::SuggestionView::OnBoundsChanged(
    const gfx::Rect& previous_bounds) {
  UpdateLabelText();
}

void AutofillDialogViews::SuggestionView::SetState(
    const SuggestionState& state) {
  calculated_heights_.clear();
  state_ = state;
  SetVisible(state_.visible);
  UpdateLabelText();
  SetIcon(state_.icon);
  SetTextfield(state_.extra_text, state_.extra_icon);
  PreferredSizeChanged();
}

void AutofillDialogViews::SuggestionView::SetLabelText(
    const base::string16& text) {
  // TODO(estade): does this localize well?
  base::string16 line_return(base::ASCIIToUTF16("\n"));
  size_t position = text.find(line_return);
  if (position == base::string16::npos) {
    label_->SetText(text);
    label_line_2_->SetVisible(false);
  } else {
    label_->SetText(text.substr(0, position));
    label_line_2_->SetText(text.substr(position + line_return.length()));
    label_line_2_->SetVisible(true);
  }
}

void AutofillDialogViews::SuggestionView::SetIcon(
    const gfx::Image& image) {
  icon_->SetVisible(!image.IsEmpty());
  icon_->SetImage(image.AsImageSkia());
}

void AutofillDialogViews::SuggestionView::SetTextfield(
    const base::string16& placeholder_text,
    const gfx::Image& icon) {
  textfield_->SetPlaceholderText(placeholder_text);
  textfield_->SetIcon(icon);
  textfield_->SetVisible(!placeholder_text.empty());
}

void AutofillDialogViews::SuggestionView::UpdateLabelText() {
  int unused;
  SetLabelText(CanUseVerticallyCompactText(width(), &unused) ?
      state_.vertically_compact_text :
      state_.horizontally_compact_text);
}

// AutofillDialogView ----------------------------------------------------------

// static
AutofillDialogView* AutofillDialogView::Create(
    AutofillDialogViewDelegate* delegate) {
  return new AutofillDialogViews(delegate);
}

// AutofillDialogViews ---------------------------------------------------------

AutofillDialogViews::AutofillDialogViews(AutofillDialogViewDelegate* delegate)
    : delegate_(delegate),
      updates_scope_(0),
      needs_update_(false),
      window_(NULL),
      notification_area_(NULL),
      account_chooser_(NULL),
      sign_in_web_view_(NULL),
      scrollable_area_(NULL),
      details_container_(NULL),
      loading_shield_(NULL),
      loading_shield_height_(0),
      overlay_view_(NULL),
      button_strip_extra_view_(NULL),
      save_in_chrome_checkbox_(NULL),
      save_in_chrome_checkbox_container_(NULL),
      button_strip_image_(NULL),
      footnote_view_(NULL),
      legal_document_view_(NULL),
      focus_manager_(NULL),
      error_bubble_(NULL),
      observer_(this) {
  DCHECK(delegate);
  detail_groups_.insert(std::make_pair(SECTION_CC,
                                       DetailsGroup(SECTION_CC)));
  detail_groups_.insert(std::make_pair(SECTION_BILLING,
                                       DetailsGroup(SECTION_BILLING)));
  detail_groups_.insert(std::make_pair(SECTION_CC_BILLING,
                                       DetailsGroup(SECTION_CC_BILLING)));
  detail_groups_.insert(std::make_pair(SECTION_SHIPPING,
                                       DetailsGroup(SECTION_SHIPPING)));
}

AutofillDialogViews::~AutofillDialogViews() {
  HideErrorBubble();
  DCHECK(!window_);
}

void AutofillDialogViews::Show() {
  InitChildViews();
  UpdateAccountChooser();
  UpdateNotificationArea();
  UpdateButtonStripExtraView();

  // Ownership of |contents_| is handed off by this call. The widget will take
  // care of deleting itself after calling DeleteDelegate().
  WebContentsModalDialogManager* web_contents_modal_dialog_manager =
      WebContentsModalDialogManager::FromWebContents(
          delegate_->GetWebContents());
  WebContentsModalDialogManagerDelegate* modal_delegate =
      web_contents_modal_dialog_manager->delegate();
  DCHECK(modal_delegate);
  window_ = views::Widget::CreateWindowAsFramelessChild(
      this, modal_delegate->GetWebContentsModalDialogHost()->GetHostView());
  web_contents_modal_dialog_manager->ShowDialog(window_->GetNativeView());
  focus_manager_ = window_->GetFocusManager();
  focus_manager_->AddFocusChangeListener(this);

  ShowDialogInMode(DETAIL_INPUT);

  // Listen for size changes on the browser.
  views::Widget* browser_widget =
      views::Widget::GetTopLevelWidgetForNativeView(
          delegate_->GetWebContents()->GetView()->GetNativeView());
  observer_.Add(browser_widget);
}

void AutofillDialogViews::Hide() {
  if (window_)
    window_->Close();
}

void AutofillDialogViews::UpdatesStarted() {
  updates_scope_++;
}

void AutofillDialogViews::UpdatesFinished() {
  updates_scope_--;
  DCHECK_GE(updates_scope_, 0);
  if (updates_scope_ == 0 && needs_update_) {
    needs_update_ = false;
    ContentsPreferredSizeChanged();
  }
}

void AutofillDialogViews::UpdateAccountChooser() {
  account_chooser_->Update();

  bool show_loading = delegate_->ShouldShowSpinner();
  if (show_loading != loading_shield_->visible()) {
    if (show_loading) {
      loading_shield_height_ = std::max(kInitialLoadingShieldHeight,
                                        GetContentsBounds().height());
      ShowDialogInMode(LOADING);
    } else {
      bool show_sign_in = delegate_->ShouldShowSignInWebView();
      ShowDialogInMode(show_sign_in ? SIGN_IN : DETAIL_INPUT);
    }

    InvalidateLayout();
    ContentsPreferredSizeChanged();
  }

  // Update legal documents for the account.
  if (footnote_view_) {
    const base::string16 text = delegate_->LegalDocumentsText();
    legal_document_view_->SetText(text);

    if (!text.empty()) {
      const std::vector<gfx::Range>& link_ranges =
          delegate_->LegalDocumentLinks();
      for (size_t i = 0; i < link_ranges.size(); ++i) {
        views::StyledLabel::RangeStyleInfo link_range_info =
            views::StyledLabel::RangeStyleInfo::CreateForLink();
        link_range_info.disable_line_wrapping = false;
        legal_document_view_->AddStyleRange(link_ranges[i], link_range_info);
      }
    }

    footnote_view_->SetVisible(!text.empty());
    ContentsPreferredSizeChanged();
  }

  if (GetWidget())
    GetWidget()->UpdateWindowTitle();
}

void AutofillDialogViews::UpdateButtonStrip() {
  button_strip_extra_view_->SetVisible(
      GetDialogButtons() != ui::DIALOG_BUTTON_NONE);
  UpdateButtonStripExtraView();
  GetDialogClientView()->UpdateDialogButtons();

  ContentsPreferredSizeChanged();
}

void AutofillDialogViews::UpdateOverlay() {
  overlay_view_->UpdateState();
  ContentsPreferredSizeChanged();
}

void AutofillDialogViews::UpdateDetailArea() {
  scrollable_area_->SetVisible(true);
  ContentsPreferredSizeChanged();
}

void AutofillDialogViews::UpdateForErrors() {
  ValidateForm();
}

void AutofillDialogViews::UpdateNotificationArea() {
  DCHECK(notification_area_);
  notification_area_->SetNotifications(delegate_->CurrentNotifications());
  ContentsPreferredSizeChanged();
}

void AutofillDialogViews::UpdateSection(DialogSection section) {
  UpdateSectionImpl(section, true);
}

void AutofillDialogViews::UpdateErrorBubble() {
  if (!delegate_->ShouldShowErrorBubble())
    HideErrorBubble();
}

void AutofillDialogViews::FillSection(DialogSection section,
                                      ServerFieldType originating_type) {
  DetailsGroup* group = GroupForSection(section);
  // Make sure to overwrite the originating input if it exists.
  TextfieldMap::iterator text_mapping =
      group->textfields.find(originating_type);
  if (text_mapping != group->textfields.end())
    text_mapping->second->SetText(base::string16());

  // If the Autofill data comes from a credit card, make sure to overwrite the
  // CC comboboxes (even if they already have something in them). If the
  // Autofill data comes from an AutofillProfile, leave the comboboxes alone.
  if (section == GetCreditCardSection() &&
      AutofillType(originating_type).group() == CREDIT_CARD) {
    for (ComboboxMap::const_iterator it = group->comboboxes.begin();
         it != group->comboboxes.end(); ++it) {
      if (AutofillType(it->first).group() == CREDIT_CARD)
        it->second->SetSelectedIndex(it->second->model()->GetDefaultIndex());
    }
  }

  UpdateSectionImpl(section, false);
}

void AutofillDialogViews::GetUserInput(DialogSection section,
                                       FieldValueMap* output) {
  DetailsGroup* group = GroupForSection(section);
  for (TextfieldMap::const_iterator it = group->textfields.begin();
       it != group->textfields.end(); ++it) {
    output->insert(std::make_pair(it->first, it->second->GetText()));
  }
  for (ComboboxMap::const_iterator it = group->comboboxes.begin();
       it != group->comboboxes.end(); ++it) {
    output->insert(std::make_pair(it->first,
        it->second->model()->GetItemAt(it->second->selected_index())));
  }
}

base::string16 AutofillDialogViews::GetCvc() {
  return GroupForSection(GetCreditCardSection())->suggested_info->
      textfield()->GetText();
}

bool AutofillDialogViews::HitTestInput(ServerFieldType type,
                                       const gfx::Point& screen_point) {
  views::View* view = TextfieldForType(type);
  if (!view)
    view = ComboboxForType(type);

  if (view) {
    gfx::Point target_point(screen_point);
    views::View::ConvertPointFromScreen(view, &target_point);
    return view->HitTestPoint(target_point);
  }

  NOTREACHED();
  return false;
}

bool AutofillDialogViews::SaveDetailsLocally() {
  DCHECK(save_in_chrome_checkbox_->visible());
  return save_in_chrome_checkbox_->checked();
}

const content::NavigationController* AutofillDialogViews::ShowSignIn() {
  // The initial minimum width and height are set such that the dialog
  // won't change size before the page is loaded.
  int min_width = GetContentsBounds().width();
  // The height has to include the button strip.
  int min_height = GetDialogClientView()->GetContentsBounds().height();

  // TODO(abodenha): We should be able to use the WebContents of the WebView
  // to navigate instead of LoadInitialURL. Figure out why it doesn't work.
  sign_in_delegate_.reset(
      new AutofillDialogSignInDelegate(
          this,
          sign_in_web_view_->GetWebContents(),
          delegate_->GetWebContents(),
          gfx::Size(min_width, min_height), GetMaximumSignInViewSize()));
  sign_in_web_view_->LoadInitialURL(delegate_->SignInUrl());

  ShowDialogInMode(SIGN_IN);

  ContentsPreferredSizeChanged();

  return &sign_in_web_view_->web_contents()->GetController();
}

void AutofillDialogViews::HideSignIn() {
  sign_in_web_view_->SetWebContents(NULL);

  if (delegate_->ShouldShowSpinner()) {
    UpdateAccountChooser();
  } else {
    ShowDialogInMode(DETAIL_INPUT);
    InvalidateLayout();
  }
  DCHECK(!sign_in_web_view_->visible());

  ContentsPreferredSizeChanged();
}

void AutofillDialogViews::ModelChanged() {
  menu_runner_.reset();

  for (DetailGroupMap::const_iterator iter = detail_groups_.begin();
       iter != detail_groups_.end(); ++iter) {
    UpdateDetailsGroupState(iter->second);
  }
}

void AutofillDialogViews::OnSignInResize(const gfx::Size& pref_size) {
  sign_in_web_view_->SetPreferredSize(pref_size);
  ContentsPreferredSizeChanged();
}

void AutofillDialogViews::ValidateSection(DialogSection section) {
  ValidateGroup(*GroupForSection(section), VALIDATE_EDIT);
}

gfx::Size AutofillDialogViews::GetPreferredSize() {
  if (preferred_size_.IsEmpty())
    preferred_size_ = CalculatePreferredSize(false);

  return preferred_size_;
}

gfx::Size AutofillDialogViews::GetMinimumSize() {
  return CalculatePreferredSize(true);
}

void AutofillDialogViews::Layout() {
  const gfx::Rect content_bounds = GetContentsBounds();
  if (sign_in_web_view_->visible()) {
    sign_in_web_view_->SetBoundsRect(content_bounds);
    return;
  }

  if (loading_shield_->visible()) {
    loading_shield_->SetBoundsRect(bounds());
    return;
  }

  const int x = content_bounds.x();
  const int y = content_bounds.y();
  const int width = content_bounds.width();
  // Layout notification area at top of dialog.
  int notification_height = notification_area_->GetHeightForWidth(width);
  notification_area_->SetBounds(x, y, width, notification_height);

  // The rest (the |scrollable_area_|) takes up whatever's left.
  if (scrollable_area_->visible()) {
    int scroll_y = y;
    if (notification_height > notification_area_->GetInsets().height())
      scroll_y += notification_height + views::kRelatedControlVerticalSpacing;

    int scroll_bottom = content_bounds.bottom();
    DCHECK_EQ(scrollable_area_->contents(), details_container_);
    details_container_->SizeToPreferredSize();
    details_container_->Layout();
    // TODO(estade): remove this hack. See crbug.com/285996
    details_container_->set_ignore_layouts(true);
    scrollable_area_->SetBounds(x, scroll_y, width, scroll_bottom - scroll_y);
    details_container_->set_ignore_layouts(false);
  }

  if (error_bubble_)
    error_bubble_->UpdatePosition();
}

void AutofillDialogViews::OnNativeThemeChanged(
    const ui::NativeTheme* theme) {
  if (!legal_document_view_)
    return;

  // NOTE: This color may change because of |auto_color_readability|, set on
  // |legal_document_view_|.
  views::StyledLabel::RangeStyleInfo default_style;
  default_style.color =
      theme->GetSystemColor(ui::NativeTheme::kColorId_LabelDisabledColor);

  legal_document_view_->SetDefaultStyle(default_style);
}

base::string16 AutofillDialogViews::GetWindowTitle() const {
  base::string16 title = delegate_->DialogTitle();
  // Hack alert: we don't want the dialog to jiggle when a title is added or
  // removed. Setting a non-empty string here keeps the dialog's title bar the
  // same size.
  return title.empty() ? base::ASCIIToUTF16(" ") : title;
}

void AutofillDialogViews::WindowClosing() {
  focus_manager_->RemoveFocusChangeListener(this);
}

void AutofillDialogViews::DeleteDelegate() {
  window_ = NULL;
  // |this| belongs to the controller (|delegate_|).
  delegate_->ViewClosed();
}

int AutofillDialogViews::GetDialogButtons() const {
  return delegate_->GetDialogButtons();
}

int AutofillDialogViews::GetDefaultDialogButton() const {
  if (GetDialogButtons() & ui::DIALOG_BUTTON_OK)
    return ui::DIALOG_BUTTON_OK;

  return ui::DIALOG_BUTTON_NONE;
}

base::string16 AutofillDialogViews::GetDialogButtonLabel(
    ui::DialogButton button) const {
  return button == ui::DIALOG_BUTTON_OK ?
      delegate_->ConfirmButtonText() : delegate_->CancelButtonText();
}

bool AutofillDialogViews::ShouldDefaultButtonBeBlue() const {
  return true;
}

bool AutofillDialogViews::IsDialogButtonEnabled(ui::DialogButton button) const {
  return delegate_->IsDialogButtonEnabled(button);
}

views::View* AutofillDialogViews::GetInitiallyFocusedView() {
  if (!window_ || !focus_manager_)
    return NULL;

  if (sign_in_web_view_->visible())
    return sign_in_web_view_;

  if (loading_shield_->visible())
    return views::DialogDelegateView::GetInitiallyFocusedView();

  DCHECK(scrollable_area_->visible());

  views::FocusManager* manager = focus_manager_;
  for (views::View* next = scrollable_area_;
       next;
       next = manager->GetNextFocusableView(next, window_, false, true)) {
    views::View* input_view = GetAncestralInputView(next);
    if (!input_view)
      continue;

    // If there are no invalid inputs, return the first input found. Otherwise,
    // return the first invalid input found.
    if (validity_map_.empty() ||
        validity_map_.find(input_view) != validity_map_.end()) {
      return next;
    }
  }

  return views::DialogDelegateView::GetInitiallyFocusedView();
}

views::View* AutofillDialogViews::CreateExtraView() {
  return button_strip_extra_view_;
}

views::View* AutofillDialogViews::CreateTitlebarExtraView() {
  return account_chooser_;
}

views::View* AutofillDialogViews::CreateFootnoteView() {
  footnote_view_ = new LayoutPropagationView();
  footnote_view_->SetLayoutManager(
      new views::BoxLayout(views::BoxLayout::kVertical,
                           kDialogEdgePadding,
                           kDialogEdgePadding,
                           0));
  footnote_view_->SetBorder(
      views::Border::CreateSolidSidedBorder(1, 0, 0, 0, kSubtleBorderColor));
  footnote_view_->set_background(
      views::Background::CreateSolidBackground(kShadingColor));

  legal_document_view_ = new views::StyledLabel(base::string16(), this);
  OnNativeThemeChanged(GetNativeTheme());

  footnote_view_->AddChildView(legal_document_view_);
  footnote_view_->SetVisible(false);

  return footnote_view_;
}

views::View* AutofillDialogViews::CreateOverlayView() {
  return overlay_view_;
}

bool AutofillDialogViews::Cancel() {
  return delegate_->OnCancel();
}

bool AutofillDialogViews::Accept() {
  if (ValidateForm())
    return delegate_->OnAccept();

  // |ValidateForm()| failed; there should be invalid views in |validity_map_|.
  DCHECK(!validity_map_.empty());
  FocusInitialView();

  return false;
}

void AutofillDialogViews::ContentsChanged(views::Textfield* sender,
                                          const base::string16& new_contents) {
  InputEditedOrActivated(TypeForTextfield(sender),
                         sender->GetBoundsInScreen(),
                         true);

  const ExpandingTextfield* expanding = static_cast<ExpandingTextfield*>(
      sender->GetAncestorWithClassName(ExpandingTextfield::kViewClassName));
  if (expanding && expanding->needs_layout())
    ContentsPreferredSizeChanged();
}

bool AutofillDialogViews::HandleKeyEvent(views::Textfield* sender,
                                         const ui::KeyEvent& key_event) {
  ui::KeyEvent copy(key_event);
  content::NativeWebKeyboardEvent event(&copy);
  return delegate_->HandleKeyPressEventInInput(event);
}

bool AutofillDialogViews::HandleMouseEvent(views::Textfield* sender,
                                           const ui::MouseEvent& mouse_event) {
  if (mouse_event.IsLeftMouseButton() && sender->HasFocus()) {
    InputEditedOrActivated(TypeForTextfield(sender),
                           sender->GetBoundsInScreen(),
                           false);
    // Show an error bubble if a user clicks on an input that's already focused
    // (and invalid).
    ShowErrorBubbleForViewIfNecessary(sender);
  }

  return false;
}

void AutofillDialogViews::OnWillChangeFocus(
    views::View* focused_before,
    views::View* focused_now) {
  delegate_->FocusMoved();
  HideErrorBubble();
}

void AutofillDialogViews::OnDidChangeFocus(
    views::View* focused_before,
    views::View* focused_now) {
  // If user leaves an edit-field, revalidate the group it belongs to.
  if (focused_before) {
    DetailsGroup* group = GroupForView(focused_before);
    if (group && group->container->visible())
      ValidateGroup(*group, VALIDATE_EDIT);
  }

  // Show an error bubble when the user focuses the input.
  if (focused_now) {
    focused_now->ScrollRectToVisible(focused_now->GetLocalBounds());
    ShowErrorBubbleForViewIfNecessary(focused_now);
  }
}

void AutofillDialogViews::OnPerformAction(views::Combobox* combobox) {
  DialogSection section = GroupForView(combobox)->section;
  InputEditedOrActivated(TypeForCombobox(combobox), gfx::Rect(), true);
  // NOTE: |combobox| may have been deleted.
  ValidateGroup(*GroupForSection(section), VALIDATE_EDIT);
  SetEditabilityForSection(section);
}

void AutofillDialogViews::StyledLabelLinkClicked(const gfx::Range& range,
                                                 int event_flags) {
  delegate_->LegalDocumentLinkClicked(range);
}

void AutofillDialogViews::OnMenuButtonClicked(views::View* source,
                                              const gfx::Point& point) {
  DCHECK_EQ(kSuggestedButtonClassName, source->GetClassName());

  DetailsGroup* group = NULL;
  for (DetailGroupMap::iterator iter = detail_groups_.begin();
       iter != detail_groups_.end(); ++iter) {
    if (source == iter->second.suggested_button) {
      group = &iter->second;
      break;
    }
  }
  DCHECK(group);

  if (!group->suggested_button->visible())
    return;

  menu_runner_.reset(new views::MenuRunner(
                         delegate_->MenuModelForSection(group->section)));

  group->container->SetActive(true);
  views::Button::ButtonState state = group->suggested_button->state();
  group->suggested_button->SetState(views::Button::STATE_PRESSED);

  gfx::Rect screen_bounds = source->GetBoundsInScreen();
  screen_bounds.Inset(source->GetInsets());
  if (menu_runner_->RunMenuAt(source->GetWidget(),
                              NULL,
                              screen_bounds,
                              views::MenuItemView::TOPRIGHT,
                              ui::MENU_SOURCE_NONE,
                              0) == views::MenuRunner::MENU_DELETED) {
    return;
  }

  group->container->SetActive(false);
  group->suggested_button->SetState(state);
}

gfx::Size AutofillDialogViews::CalculatePreferredSize(bool get_minimum_size) {
  gfx::Insets insets = GetInsets();
  gfx::Size scroll_size = scrollable_area_->contents()->GetPreferredSize();
  // The width is always set by the scroll area.
  const int width = scroll_size.width();

  if (sign_in_web_view_->visible()) {
    const gfx::Size size = static_cast<views::View*>(sign_in_web_view_)->
        GetPreferredSize();
    return gfx::Size(width + insets.width(), size.height() + insets.height());
  }

  if (overlay_view_->visible()) {
    const int height = overlay_view_->GetHeightForContentsForWidth(width);
    if (height != 0)
      return gfx::Size(width + insets.width(), height + insets.height());
  }

  if (loading_shield_->visible()) {
    return gfx::Size(width + insets.width(),
                     loading_shield_height_ + insets.height());
  }

  int height = 0;
  const int notification_height = notification_area_->GetHeightForWidth(width);
  if (notification_height > notification_area_->GetInsets().height())
    height += notification_height + views::kRelatedControlVerticalSpacing;

  if (scrollable_area_->visible())
    height += get_minimum_size ? kMinimumContentsHeight : scroll_size.height();

  return gfx::Size(width + insets.width(), height + insets.height());
}

gfx::Size AutofillDialogViews::GetMinimumSignInViewSize() const {
  return gfx::Size(GetDialogClientView()->size().width() - GetInsets().width(),
                   kMinimumContentsHeight);
}

gfx::Size AutofillDialogViews::GetMaximumSignInViewSize() const {
  web_modal::WebContentsModalDialogHost* dialog_host =
      WebContentsModalDialogManager::FromWebContents(
          delegate_->GetWebContents())->delegate()->
              GetWebContentsModalDialogHost();

  // Inset the maximum dialog height to get the maximum content height.
  int height = dialog_host->GetMaximumDialogSize().height();
  const int non_client_height = GetWidget()->non_client_view()->height();
  const int client_height = GetWidget()->client_view()->height();
  // TODO(msw): Resolve the 12 pixel discrepancy; is that the bubble border?
  height -= non_client_height - client_height - 12;
  height = std::max(height, kMinimumContentsHeight);

  // The dialog's width never changes.
  const int width = GetDialogClientView()->size().width() - GetInsets().width();
  return gfx::Size(width, height);
}

DialogSection AutofillDialogViews::GetCreditCardSection() const {
  if (delegate_->SectionIsActive(SECTION_CC))
    return SECTION_CC;

  DCHECK(delegate_->SectionIsActive(SECTION_CC_BILLING));
  return SECTION_CC_BILLING;
}

void AutofillDialogViews::InitChildViews() {
  button_strip_extra_view_ = new LayoutPropagationView();
  button_strip_extra_view_->SetLayoutManager(
      new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0, 0));

  save_in_chrome_checkbox_container_ = new views::View();
  save_in_chrome_checkbox_container_->SetLayoutManager(
      new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0, 7));
  button_strip_extra_view_->AddChildView(save_in_chrome_checkbox_container_);

  save_in_chrome_checkbox_ =
      new views::Checkbox(delegate_->SaveLocallyText());
  save_in_chrome_checkbox_->SetChecked(delegate_->ShouldSaveInChrome());
  save_in_chrome_checkbox_container_->AddChildView(save_in_chrome_checkbox_);

  save_in_chrome_checkbox_container_->AddChildView(
      new TooltipIcon(delegate_->SaveLocallyTooltip()));

  button_strip_image_ = new views::ImageView();
  button_strip_extra_view_->AddChildView(button_strip_image_);

  account_chooser_ = new AccountChooser(delegate_);
  notification_area_ = new NotificationArea(delegate_);
  notification_area_->set_arrow_centering_anchor(account_chooser_->AsWeakPtr());
  AddChildView(notification_area_);

  scrollable_area_ = new views::ScrollView();
  scrollable_area_->set_hide_horizontal_scrollbar(true);
  scrollable_area_->SetContents(CreateDetailsContainer());
  AddChildView(scrollable_area_);

  loading_shield_ = new LoadingAnimationView(delegate_->SpinnerText());
  AddChildView(loading_shield_);

  sign_in_web_view_ = new views::WebView(delegate_->profile());
  AddChildView(sign_in_web_view_);

  overlay_view_ = new OverlayView(delegate_);
  overlay_view_->SetVisible(false);
}

views::View* AutofillDialogViews::CreateDetailsContainer() {
  details_container_ = new DetailsContainerView(
      base::Bind(&AutofillDialogViews::DetailsContainerBoundsChanged,
                 base::Unretained(this)));

  // A box layout is used because it respects widget visibility.
  details_container_->SetLayoutManager(
      new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0));
  for (DetailGroupMap::iterator iter = detail_groups_.begin();
       iter != detail_groups_.end(); ++iter) {
    CreateDetailsSection(iter->second.section);
    details_container_->AddChildView(iter->second.container);
  }

  return details_container_;
}

void AutofillDialogViews::CreateDetailsSection(DialogSection section) {
  // Inputs container (manual inputs + combobox).
  views::View* inputs_container = CreateInputsContainer(section);

  DetailsGroup* group = GroupForSection(section);
  // Container (holds label + inputs).
  group->container = new SectionContainer(delegate_->LabelForSection(section),
                                          inputs_container,
                                          group->suggested_button);
  DCHECK(group->suggested_button->parent());
  UpdateDetailsGroupState(*group);
}

views::View* AutofillDialogViews::CreateInputsContainer(DialogSection section) {
  // The |info_view| holds |manual_inputs| and |suggested_info|, allowing the
  // dialog to toggle which is shown.
  views::View* info_view = new views::View();
  info_view->SetLayoutManager(
      new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0));

  DetailsGroup* group = GroupForSection(section);
  group->manual_input = new views::View();
  InitInputsView(section);
  info_view->AddChildView(group->manual_input);

  group->suggested_info = new SuggestionView(this);
  info_view->AddChildView(group->suggested_info);

  // TODO(estade): It might be slightly more OO if this button were created
  // and listened to by the section container.
  group->suggested_button = new SuggestedButton(this);

  return info_view;
}

// TODO(estade): we should be using Chrome-style constrained window padding
// values.
void AutofillDialogViews::InitInputsView(DialogSection section) {
  DetailsGroup* group = GroupForSection(section);
  EraseInvalidViewsInGroup(group);

  TextfieldMap* textfields = &group->textfields;
  textfields->clear();

  ComboboxMap* comboboxes = &group->comboboxes;
  comboboxes->clear();

  views::View* view = group->manual_input;
  view->RemoveAllChildViews(true);

  views::GridLayout* layout = new views::GridLayout(view);
  view->SetLayoutManager(layout);

  int column_set_id = 0;
  const DetailInputs& inputs = delegate_->RequestedFieldsForSection(section);
  for (DetailInputs::const_iterator it = inputs.begin();
       it != inputs.end(); ++it) {
    const DetailInput& input = *it;

    ui::ComboboxModel* input_model =
        delegate_->ComboboxModelForAutofillType(input.type);
    scoped_ptr<views::View> view_to_add;
    if (input_model) {
      views::Combobox* combobox = new views::Combobox(input_model);
      combobox->set_listener(this);
      comboboxes->insert(std::make_pair(input.type, combobox));
      SelectComboboxValueOrSetToDefault(combobox, input.initial_value);
      view_to_add.reset(combobox);
    } else {
      ExpandingTextfield* field = new ExpandingTextfield(input.initial_value,
                                                         input.placeholder_text,
                                                         input.IsMultiline(),
                                                         this);
      textfields->insert(std::make_pair(input.type, field));
      view_to_add.reset(field);
    }

    if (input.length == DetailInput::NONE) {
      other_owned_views_.push_back(view_to_add.release());
      continue;
    }

    if (input.length == DetailInput::LONG)
      ++column_set_id;

    views::ColumnSet* column_set = layout->GetColumnSet(column_set_id);
    if (!column_set) {
      // Create a new column set and row.
      column_set = layout->AddColumnSet(column_set_id);
      if (it != inputs.begin())
        layout->AddPaddingRow(0, kManualInputRowPadding);
      layout->StartRow(0, column_set_id);
    } else {
      // Add a new column to existing row.
      column_set->AddPaddingColumn(0, views::kRelatedControlHorizontalSpacing);
      // Must explicitly skip the padding column since we've already started
      // adding views.
      layout->SkipColumns(1);
    }

    float expand = input.expand_weight;
    column_set->AddColumn(views::GridLayout::FILL,
                          views::GridLayout::FILL,
                          expand ? expand : 1.0,
                          views::GridLayout::USE_PREF,
                          0,
                          0);

    // This is the same as AddView(view_to_add), except that 1 is used for the
    // view's preferred width. Thus the width of the column completely depends
    // on |expand|.
    layout->AddView(view_to_add.release(), 1, 1,
                    views::GridLayout::FILL, views::GridLayout::FILL,
                    1, 0);

    if (input.length == DetailInput::LONG ||
        input.length == DetailInput::SHORT_EOL) {
      ++column_set_id;
    }
  }

  SetIconsForSection(section);
}

void AutofillDialogViews::ShowDialogInMode(DialogMode dialog_mode) {
  loading_shield_->SetVisible(dialog_mode == LOADING);
  sign_in_web_view_->SetVisible(dialog_mode == SIGN_IN);
  notification_area_->SetVisible(dialog_mode == DETAIL_INPUT);
  scrollable_area_->SetVisible(dialog_mode == DETAIL_INPUT);
  FocusInitialView();
}

void AutofillDialogViews::UpdateSectionImpl(
    DialogSection section,
    bool clobber_inputs) {
  DetailsGroup* group = GroupForSection(section);

  if (clobber_inputs) {
    ServerFieldType type = UNKNOWN_TYPE;
    views::View* focused = GetFocusManager()->GetFocusedView();
    if (focused && group->container->Contains(focused)) {
      // Remember which view was focused before the inputs are clobbered.
      if (focused->GetClassName() == ExpandingTextfield::kViewClassName)
        type = TypeForTextfield(focused);
      else if (focused->GetClassName() == views::Combobox::kViewClassName)
        type = TypeForCombobox(static_cast<views::Combobox*>(focused));
    }

    InitInputsView(section);

    if (type != UNKNOWN_TYPE) {
      // Restore the focus to the input with the previous type (e.g. country).
      views::View* to_focus = TextfieldForType(type);
      if (!to_focus) to_focus = ComboboxForType(type);
      if (to_focus)
        to_focus->RequestFocus();
    }
  } else {
    const DetailInputs& updated_inputs =
        delegate_->RequestedFieldsForSection(section);

    for (DetailInputs::const_iterator iter = updated_inputs.begin();
         iter != updated_inputs.end(); ++iter) {
      const DetailInput& input = *iter;

      TextfieldMap::iterator text_mapping = group->textfields.find(input.type);
      if (text_mapping != group->textfields.end()) {
        ExpandingTextfield* textfield = text_mapping->second;
        if (textfield->GetText().empty())
          textfield->SetText(input.initial_value);
      }

      ComboboxMap::iterator combo_mapping = group->comboboxes.find(input.type);
      if (combo_mapping != group->comboboxes.end()) {
        views::Combobox* combobox = combo_mapping->second;
        if (combobox->selected_index() == combobox->model()->GetDefaultIndex())
          SelectComboboxValueOrSetToDefault(combobox, input.initial_value);
      }
    }

    SetIconsForSection(section);
  }

  SetEditabilityForSection(section);
  UpdateDetailsGroupState(*group);
}

void AutofillDialogViews::UpdateDetailsGroupState(const DetailsGroup& group) {
  const SuggestionState& suggestion_state =
      delegate_->SuggestionStateForSection(group.section);
  group.suggested_info->SetState(suggestion_state);
  group.manual_input->SetVisible(!suggestion_state.visible);

  UpdateButtonStripExtraView();

  const bool has_menu = !!delegate_->MenuModelForSection(group.section);

  if (group.suggested_button)
    group.suggested_button->SetVisible(has_menu);

  if (group.container) {
    group.container->SetForwardMouseEvents(
        has_menu && suggestion_state.visible);
    group.container->SetVisible(delegate_->SectionIsActive(group.section));
    if (group.container->visible())
      ValidateGroup(group, VALIDATE_EDIT);
  }

  ContentsPreferredSizeChanged();
}

void AutofillDialogViews::FocusInitialView() {
  views::View* to_focus = GetInitiallyFocusedView();
  if (to_focus && !to_focus->HasFocus())
    to_focus->RequestFocus();
}

template<class T>
void AutofillDialogViews::SetValidityForInput(
    T* input,
    const base::string16& message) {
  bool invalid = !message.empty();
  input->SetInvalid(invalid);

  if (invalid) {
    validity_map_[input] = message;
  } else {
    validity_map_.erase(input);

    if (error_bubble_ &&
        error_bubble_->anchor()->GetAncestorWithClassName(
            input->GetClassName()) == input) {
      validity_map_.erase(input);
      HideErrorBubble();
    }
  }
}

void AutofillDialogViews::ShowErrorBubbleForViewIfNecessary(views::View* view) {
  if (!view->GetWidget())
    return;

  if (!delegate_->ShouldShowErrorBubble()) {
    DCHECK(!error_bubble_);
    return;
  }

  if (view->GetClassName() == DecoratedTextfield::kViewClassName &&
      !static_cast<DecoratedTextfield*>(view)->invalid()) {
    return;
  }

  views::View* input_view = GetAncestralInputView(view);
  std::map<views::View*, base::string16>::iterator error_message =
      validity_map_.find(input_view);
  if (error_message != validity_map_.end()) {
    input_view->ScrollRectToVisible(input_view->GetLocalBounds());

    if (!error_bubble_ || error_bubble_->anchor() != view) {
      HideErrorBubble();
      error_bubble_ = new InfoBubble(view, error_message->second);
      error_bubble_->set_align_to_anchor_edge(true);
      error_bubble_->set_preferred_width(
          (kSectionContainerWidth - views::kRelatedControlVerticalSpacing) / 2);
      bool show_above = view->GetClassName() == views::Combobox::kViewClassName;
      error_bubble_->set_show_above_anchor(show_above);
      error_bubble_->Show();
      observer_.Add(error_bubble_->GetWidget());
    }
  }
}

void AutofillDialogViews::HideErrorBubble() {
  if (error_bubble_)
    error_bubble_->Hide();
}

void AutofillDialogViews::MarkInputsInvalid(
    DialogSection section,
    const ValidityMessages& messages,
    bool overwrite_unsure) {
  DetailsGroup* group = GroupForSection(section);
  DCHECK(group->container->visible());

  if (group->manual_input->visible()) {
    for (TextfieldMap::const_iterator iter = group->textfields.begin();
         iter != group->textfields.end(); ++iter) {
      const ValidityMessage& message =
          messages.GetMessageOrDefault(iter->first);
      if (overwrite_unsure || message.sure)
        SetValidityForInput(iter->second, message.text);
    }
    for (ComboboxMap::const_iterator iter = group->comboboxes.begin();
         iter != group->comboboxes.end(); ++iter) {
      const ValidityMessage& message =
          messages.GetMessageOrDefault(iter->first);
      if (overwrite_unsure || message.sure)
        SetValidityForInput(iter->second, message.text);
    }
  } else {
    EraseInvalidViewsInGroup(group);

    if (section == GetCreditCardSection()) {
      // Special case CVC as it's not part of |group->manual_input|.
      const ValidityMessage& message =
          messages.GetMessageOrDefault(CREDIT_CARD_VERIFICATION_CODE);
      if (overwrite_unsure || message.sure) {
        SetValidityForInput(group->suggested_info->textfield(), message.text);
      }
    }
  }
}

bool AutofillDialogViews::ValidateGroup(const DetailsGroup& group,
                                        ValidationType validation_type) {
  DCHECK(group.container->visible());

  FieldValueMap detail_outputs;

  if (group.manual_input->visible()) {
    for (TextfieldMap::const_iterator iter = group.textfields.begin();
         iter != group.textfields.end(); ++iter) {
      if (!iter->second->editable())
        continue;

      detail_outputs[iter->first] = iter->second->GetText();
    }
    for (ComboboxMap::const_iterator iter = group.comboboxes.begin();
         iter != group.comboboxes.end(); ++iter) {
      if (!iter->second->enabled())
        continue;

      views::Combobox* combobox = iter->second;
      base::string16 item =
          combobox->model()->GetItemAt(combobox->selected_index());
      detail_outputs[iter->first] = item;
    }
  } else if (group.section == GetCreditCardSection()) {
    ExpandingTextfield* cvc = group.suggested_info->textfield();
    if (cvc->visible())
      detail_outputs[CREDIT_CARD_VERIFICATION_CODE] = cvc->GetText();
  }

  ValidityMessages validity = delegate_->InputsAreValid(group.section,
                                                        detail_outputs);
  MarkInputsInvalid(group.section, validity, validation_type == VALIDATE_FINAL);

  // If there are any validation errors, sure or unsure, the group is invalid.
  return !validity.HasErrors();
}

bool AutofillDialogViews::ValidateForm() {
  bool all_valid = true;
  validity_map_.clear();

  for (DetailGroupMap::iterator iter = detail_groups_.begin();
       iter != detail_groups_.end(); ++iter) {
    const DetailsGroup& group = iter->second;
    if (!group.container->visible())
      continue;

    if (!ValidateGroup(group, VALIDATE_FINAL))
      all_valid = false;
  }

  return all_valid;
}

void AutofillDialogViews::InputEditedOrActivated(ServerFieldType type,
                                                 const gfx::Rect& bounds,
                                                 bool was_edit) {
  DCHECK_NE(UNKNOWN_TYPE, type);

  ExpandingTextfield* textfield = TextfieldForType(type);
  views::Combobox* combobox = ComboboxForType(type);

  // Both views may be NULL if the event comes from an inactive section, which
  // may occur when using an IME.
  if (!combobox && !textfield)
    return;

  DCHECK_NE(!!combobox, !!textfield);
  DetailsGroup* group = textfield ? GroupForView(textfield) :
                                    GroupForView(combobox);
  base::string16 text = textfield ?
      textfield->GetText() :
      combobox->model()->GetItemAt(combobox->selected_index());
  DCHECK(group);

  delegate_->UserEditedOrActivatedInput(group->section,
                                        type,
                                        GetWidget()->GetNativeView(),
                                        bounds,
                                        text,
                                        was_edit);

  // If the field is a textfield and is invalid, check if the text is now valid.
  // Many fields (i.e. CC#) are invalid for most of the duration of editing,
  // so flagging them as invalid prematurely is not helpful. However,
  // correcting a minor mistake (i.e. a wrong CC digit) should immediately
  // result in validation - positive user feedback.
  if (textfield && textfield->invalid() && was_edit) {
    SetValidityForInput(
        textfield,
        delegate_->InputValidityMessage(
            group->section, type, textfield->GetText()));

    // If the field transitioned from invalid to valid, re-validate the group,
    // since inter-field checks become meaningful with valid fields.
    if (!textfield->invalid())
      ValidateGroup(*group, VALIDATE_EDIT);
  }

  if (delegate_->FieldControlsIcons(type))
    SetIconsForSection(group->section);

  SetEditabilityForSection(group->section);
}

void AutofillDialogViews::UpdateButtonStripExtraView() {
  save_in_chrome_checkbox_container_->SetVisible(
      delegate_->ShouldOfferToSaveInChrome());

  gfx::Image image = delegate_->ButtonStripImage();
  button_strip_image_->SetVisible(!image.IsEmpty());
  button_strip_image_->SetImage(image.AsImageSkia());
}

void AutofillDialogViews::ContentsPreferredSizeChanged() {
  if (updates_scope_ != 0) {
    needs_update_ = true;
    return;
  }

  preferred_size_ = gfx::Size();

  if (GetWidget() && delegate_ && delegate_->GetWebContents()) {
    UpdateWebContentsModalDialogPosition(
        GetWidget(),
        WebContentsModalDialogManager::FromWebContents(
            delegate_->GetWebContents())->delegate()->
                GetWebContentsModalDialogHost());
    SetBoundsRect(bounds());
  }
}

AutofillDialogViews::DetailsGroup* AutofillDialogViews::GroupForSection(
    DialogSection section) {
  return &detail_groups_.find(section)->second;
}

AutofillDialogViews::DetailsGroup* AutofillDialogViews::GroupForView(
    views::View* view) {
  DCHECK(view);

  views::View* input_view = GetAncestralInputView(view);
  if (!input_view)
    return NULL;

  for (DetailGroupMap::iterator iter = detail_groups_.begin();
       iter != detail_groups_.end(); ++iter) {
    DetailsGroup* group = &iter->second;
    if (input_view->parent() == group->manual_input)
      return group;

    // Textfields need to check a second case, since they can be suggested
    // inputs instead of directly editable inputs. Those are accessed via
    // |suggested_info|.
    if (input_view == group->suggested_info->textfield()) {
      return group;
    }
  }

  return NULL;
}

void AutofillDialogViews::EraseInvalidViewsInGroup(const DetailsGroup* group) {
  std::map<views::View*, base::string16>::iterator it = validity_map_.begin();
  while (it != validity_map_.end()) {
    if (GroupForView(it->first) == group)
      validity_map_.erase(it++);
    else
      ++it;
  }
}

ExpandingTextfield* AutofillDialogViews::TextfieldForType(
    ServerFieldType type) {
  if (type == CREDIT_CARD_VERIFICATION_CODE) {
    DetailsGroup* group = GroupForSection(GetCreditCardSection());
    if (!group->manual_input->visible())
      return group->suggested_info->textfield();
  }

  for (DetailGroupMap::iterator iter = detail_groups_.begin();
       iter != detail_groups_.end(); ++iter) {
    const DetailsGroup& group = iter->second;
    if (!delegate_->SectionIsActive(group.section))
      continue;

    TextfieldMap::const_iterator text_mapping = group.textfields.find(type);
    if (text_mapping != group.textfields.end())
      return text_mapping->second;
  }

  return NULL;
}

ServerFieldType AutofillDialogViews::TypeForTextfield(
    const views::View* textfield) {
  const views::View* expanding =
      textfield->GetAncestorWithClassName(ExpandingTextfield::kViewClassName);

  DetailsGroup* cc_group = GroupForSection(GetCreditCardSection());
  if (expanding == cc_group->suggested_info->textfield())
    return CREDIT_CARD_VERIFICATION_CODE;

  for (DetailGroupMap::const_iterator it = detail_groups_.begin();
       it != detail_groups_.end(); ++it) {
    if (!delegate_->SectionIsActive(it->second.section))
      continue;

    for (TextfieldMap::const_iterator text_it = it->second.textfields.begin();
         text_it != it->second.textfields.end(); ++text_it) {
      if (expanding == text_it->second)
        return text_it->first;
    }
  }

  return UNKNOWN_TYPE;
}

views::Combobox* AutofillDialogViews::ComboboxForType(
    ServerFieldType type) {
  for (DetailGroupMap::iterator iter = detail_groups_.begin();
       iter != detail_groups_.end(); ++iter) {
    const DetailsGroup& group = iter->second;
    if (!delegate_->SectionIsActive(group.section))
      continue;

    ComboboxMap::const_iterator combo_mapping = group.comboboxes.find(type);
    if (combo_mapping != group.comboboxes.end())
      return combo_mapping->second;
  }

  return NULL;
}

ServerFieldType AutofillDialogViews::TypeForCombobox(
    const views::Combobox* combobox) const {
  for (DetailGroupMap::const_iterator it = detail_groups_.begin();
       it != detail_groups_.end(); ++it) {
    const DetailsGroup& group = it->second;
    if (!delegate_->SectionIsActive(group.section))
      continue;

    for (ComboboxMap::const_iterator combo_it = group.comboboxes.begin();
         combo_it != group.comboboxes.end(); ++combo_it) {
      if (combo_it->second == combobox)
        return combo_it->first;
    }
  }

  return UNKNOWN_TYPE;
}

void AutofillDialogViews::DetailsContainerBoundsChanged() {
  if (error_bubble_)
    error_bubble_->UpdatePosition();
}

void AutofillDialogViews::SetIconsForSection(DialogSection section) {
  FieldValueMap user_input;
  GetUserInput(section, &user_input);
  FieldIconMap field_icons = delegate_->IconsForFields(user_input);
  TextfieldMap* textfields = &GroupForSection(section)->textfields;
  for (TextfieldMap::const_iterator textfield_it = textfields->begin();
       textfield_it != textfields->end();
       ++textfield_it) {
    ServerFieldType field_type = textfield_it->first;
    FieldIconMap::const_iterator field_icon_it = field_icons.find(field_type);
    ExpandingTextfield* textfield = textfield_it->second;
    if (field_icon_it != field_icons.end())
      textfield->SetIcon(field_icon_it->second);
    else
      textfield->SetTooltipIcon(delegate_->TooltipForField(field_type));
  }
}

void AutofillDialogViews::SetEditabilityForSection(DialogSection section) {
  const DetailInputs& inputs =
      delegate_->RequestedFieldsForSection(section);
  DetailsGroup* group = GroupForSection(section);

  for (DetailInputs::const_iterator iter = inputs.begin();
       iter != inputs.end(); ++iter) {
    const DetailInput& input = *iter;
    bool editable = delegate_->InputIsEditable(input, section);

    TextfieldMap::iterator text_mapping = group->textfields.find(input.type);
    if (text_mapping != group->textfields.end()) {
      ExpandingTextfield* textfield= text_mapping->second;
      textfield->SetEditable(editable);
      continue;
    }

    ComboboxMap::iterator combo_mapping = group->comboboxes.find(input.type);
    if (combo_mapping != group->comboboxes.end()) {
      views::Combobox* combobox = combo_mapping->second;
      combobox->SetEnabled(editable);
    }
  }
}

AutofillDialogViews::DetailsGroup::DetailsGroup(DialogSection section)
    : section(section),
      container(NULL),
      manual_input(NULL),
      suggested_info(NULL),
      suggested_button(NULL) {}

AutofillDialogViews::DetailsGroup::~DetailsGroup() {}

}  // namespace autofill