Chrome Cleaner UI: update the modal dialog

chrome/browser/ui/views/srt_prompt_dialog.cc

 // Copyright 2017 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/srt_prompt_dialog.h"
 
-#include <vector>
-
-#include "base/memory/ptr_util.h"
 #include "base/strings/string16.h"
-#include "chrome/app/vector_icons/vector_icons.h"
 #include "chrome/browser/safe_browsing/srt_prompt_controller.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_dialogs.h"
 #include "chrome/browser/ui/browser_window.h"
-#include "chrome/browser/ui/chrome_web_modal_dialog_manager_delegate.h"
 #include "components/constrained_window/constrained_window_views.h"
-#include "components/web_modal/web_contents_modal_dialog_host.h"
 #include "ui/base/ui_base_types.h"
 #include "ui/events/event.h"
-#include "ui/gfx/animation/slide_animation.h"
-#include "ui/gfx/geometry/size.h"
 #include "ui/gfx/native_widget_types.h"
-#include "ui/gfx/paint_vector_icon.h"
 #include "ui/gfx/text_constants.h"
-#include "ui/native_theme/native_theme.h"
-#include "ui/views/border.h"
 #include "ui/views/controls/label.h"
-#include "ui/views/controls/scroll_view.h"
-#include "ui/views/controls/separator.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/widget/widget.h"
 
 namespace chrome {
 
 void ShowSRTPrompt(Browser* browser,
                    safe_browsing::SRTPromptController* controller) {
   SRTPromptDialog* dialog = new SRTPromptDialog(controller);
   dialog->Show(browser);
 }
 
 }  // namespace chrome
 
 namespace {
-
-using LabelInfo = safe_browsing::SRTPromptController::LabelInfo;
-
 constexpr int kDialogWidth = 448;
-constexpr int kDetailsSectionMaxHeight = 150;
-constexpr int kBulletColumnWidth = 10;
-// Constants used for the layout of the label views.
-constexpr int kMainColumSetId = 0;
-constexpr int kBulletColumnSetId = 1;
-
-// Returns a view containing |item| with insets defined by |top|, |left|,
-// |bottom|, and |right|.
-views::View* CreateViewWithInsets(views::View* item,
-                                  int top,
-                                  int left,
-                                  int bottom,
-                                  int right) {
-  views::View* view = new views::View();
-  view->SetLayoutManager(new views::FillLayout());
-  view->SetBorder(views::CreateEmptyBorder(top, left, bottom, right));
-  view->AddChildView(item);
-  return view;
-}
-
-// Helper function used by |CreateLabelView()| below that adds |labels| to
-// |label_view|.
-void AddLabelsToLabelView(views::View* label_view,
-                          views::GridLayout* layout,
-                          const std::vector<LabelInfo>& labels) {
-  static constexpr base::char16 kBulletPoint[] = {0x2022, 0};
-
-  bool first_label = true;
-  bool last_label_was_bullet = false;
-  for (const LabelInfo& label_info : labels) {
-    const bool is_bullet = label_info.type == LabelInfo::BULLET_ITEM;
-    views::Label* label = new views::Label(label_info.text);
-    label->SetMultiLine(true);
-    label->SetHorizontalAlignment(gfx::ALIGN_LEFT);
-
-    // Do not add a padding row if
-    // - this is the first label being added, or
-    // - a bullet item is being added and the last label was also a bullet item.
-    bool skip_padding = first_label || (is_bullet && last_label_was_bullet);
-    if (!skip_padding)
-      layout->AddPaddingRow(0, views::kRelatedControlVerticalSpacing);
-
-    layout->StartRow(0, is_bullet ? kBulletColumnSetId : kMainColumSetId);
-    if (is_bullet) {
-      views::Label* bullet = new views::Label(base::string16(kBulletPoint));
-      layout->AddView(bullet);
-    }
-    layout->AddView(label);
-
-    last_label_was_bullet = is_bullet;
-    first_label = false;
-  }
-}
-
-// Creates a view that displays two types of labels: multiline labels
-// representing whole paragraphs or indented labels that are start with a bullet
-// point.
-//
-// A vertical padding of size |top_vertical_space| is added before the labels.
-views::View* CreateLabelView(int top_vertical_space,
-                             const std::vector<LabelInfo>& labels) {
-  views::View* label_view = new views::View();
-  views::GridLayout* layout = new views::GridLayout(label_view);
-  layout->SetInsets(0, views::kButtonHEdgeMarginNew, 0,
-                    views::kButtonHEdgeMarginNew);
-
-  label_view->SetLayoutManager(layout);
-
-  views::ColumnSet* main_column_set = layout->AddColumnSet(kMainColumSetId);
-  main_column_set->AddColumn(views::GridLayout::FILL,
-                             views::GridLayout::LEADING,
-                             /*resize_percent=*/1, views::GridLayout::USE_PREF,
-                             /*fixed_width=*/0,
-                             /*min_width=*/0);
-
-  views::ColumnSet* bullet_column_set_ =
-      layout->AddColumnSet(kBulletColumnSetId);
-  bullet_column_set_->AddPaddingColumn(
-      /*resize_percent=*/0, views::kUnrelatedControlLargeHorizontalSpacing);
-  bullet_column_set_->AddColumn(
-      views::GridLayout::FILL, views::GridLayout::LEADING,
-      /*resize_percent=*/0, views::GridLayout::USE_PREF,
-      /*fixed_width=*/0,
-      /*min_width=*/0);
-  bullet_column_set_->AddPaddingColumn(/*resize_percent=*/0,
-                                       kBulletColumnWidth);
-  bullet_column_set_->AddColumn(
-      views::GridLayout::FILL, views::GridLayout::LEADING,
-      /*resize_percent=*/1, views::GridLayout::USE_PREF,
-      /*fixed_width=*/0,
-      /*min_width=*/0);
-
-  if (top_vertical_space > 0)
-    layout->AddPaddingRow(/*vertical_resize=*/0, top_vertical_space);
-
-  AddLabelsToLabelView(label_view, layout, labels);
-
-  layout->AddPaddingRow(/*vertical_resize=*/0,
-                        views::kUnrelatedControlLargeHorizontalSpacing);
-  return label_view;
-}
-
 }  // namespace
 
 ////////////////////////////////////////////////////////////////////////////////
-// SRTPromptDialog::ExpandableMessageView
-//
-// A view, whose visibilty can be toggled, and will be used for the details
-// section the main dialog.
-class SRTPromptDialog::ExpandableMessageView : public views::View {
- public:
-  explicit ExpandableMessageView(const std::vector<LabelInfo>& labels);
-  ~ExpandableMessageView() override;
-
-  void AnimateToState(double state);
-
-  // views::View overrides.
-  gfx::Size GetPreferredSize() const override;
-  int GetHeightForWidth(int width) const override;
-
- private:
-  // A number between 0 and 1 that determines how much of the view's preferred
-  // height should be visible.
-  double animation_state_;
-
-  DISALLOW_COPY_AND_ASSIGN(ExpandableMessageView);
-};
-
-SRTPromptDialog::ExpandableMessageView::ExpandableMessageView(
-    const std::vector<LabelInfo>& labels)
-    : animation_state_(0.0) {
-  // Add the main message view inside a scroll view.
-  views::View* label_view =
-      CreateLabelView(views::kUnrelatedControlLargeHorizontalSpacing, labels);
-  views::ScrollView* scroll_view = new views::ScrollView();
-  scroll_view->ClipHeightTo(kDetailsSectionMaxHeight, kDetailsSectionMaxHeight);
-  scroll_view->SetContents(label_view);
-  scroll_view->SetSize(gfx::Size(kDialogWidth, kDetailsSectionMaxHeight));
-  AddChildView(scroll_view);
-}
-
-SRTPromptDialog::ExpandableMessageView::~ExpandableMessageView() {}
-
-void SRTPromptDialog::ExpandableMessageView::AnimateToState(double state) {
-  DCHECK_LE(0.0, state);
-  DCHECK_GE(1.0, state);
-
-  animation_state_ = state;
-  PreferredSizeChanged();
-}
-
-gfx::Size SRTPromptDialog::ExpandableMessageView::GetPreferredSize() const {
-  return gfx::Size(kDialogWidth, kDetailsSectionMaxHeight * animation_state_);
-}
-
-int SRTPromptDialog::ExpandableMessageView::GetHeightForWidth(int width) const {
-  return GetPreferredSize().height();
-}
-
-////////////////////////////////////////////////////////////////////////////////
 // SRTPromptDialog
 
 SRTPromptDialog::SRTPromptDialog(safe_browsing::SRTPromptController* controller)
     : browser_(nullptr),
       controller_(controller),
-      slide_animation_(base::MakeUnique<gfx::SlideAnimation>(this)),
-      details_view_(new ExpandableMessageView(controller_->GetDetailsText())),
-      details_button_(
-          new views::LabelButton(this, controller_->GetShowDetailsLabel())) {
+      advanced_button_(
+          new views::LabelButton(this, controller_->GetAdvancedButtonLabel())) {
   DCHECK(controller_);
 
   SetLayoutManager(new views::BoxLayout(
       /*orientation=*/views::BoxLayout::kVertical,
-      /*inside_border_horizontal_spacing=*/0,
+      /*inside_border_horizontal_spacing=*/views::kButtonHEdgeMarginNew,
       /*inside_border_vertical_spacing=*/views::kPanelVertMargin,
       /*between_child_spacing=*/0));
+  views::Label* label = new views::Label(controller_->GetMainText());
+  label->SetMultiLine(true);
+  label->SetHorizontalAlignment(gfx::ALIGN_LEFT);
+  AddChildView(label);
 
-  AddChildView(CreateLabelView(0, controller_->GetMainText()));
-  AddChildView(new views::Separator());
-
-  AddChildView(details_view_);
-
-  details_button_->SetEnabledTextColors(GetDetailsButtonColor());
-  UpdateDetailsButton();
-  AddChildView(CreateViewWithInsets(
-      details_button_, views::kPanelVertMargin, views::kButtonHEdgeMarginNew,
-      views::kPanelVertMargin, views::kButtonHEdgeMarginNew));
-  AddChildView(new views::Separator());
+  advanced_button_->SetStyle(views::Button::STYLE_BUTTON);
 }
 
 SRTPromptDialog::~SRTPromptDialog() {
   // Make sure the controller is correctly notified in case the dialog widget is
   // closed by some other means than the dialog buttons.
   if (controller_)
     controller_->Cancel();
 }
 
 void SRTPromptDialog::Show(Browser* browser) {
@@ skipping 25 matching lines @@
   return controller_->GetWindowTitle();
 }
 
 // DialogDelegate overrides.
 
 base::string16 SRTPromptDialog::GetDialogButtonLabel(
     ui::DialogButton button) const {
   DCHECK(button == ui::DIALOG_BUTTON_OK || button == ui::DIALOG_BUTTON_CANCEL);
   DCHECK(controller_);
 
-  if (button == ui::DIALOG_BUTTON_OK)
-    return controller_->GetAcceptButtonLabel();
-  return DialogDelegate::GetDialogButtonLabel(button);
+  return button == ui::DIALOG_BUTTON_OK
+             ? controller_->GetAcceptButtonLabel()
+             : DialogDelegate::GetDialogButtonLabel(button);
+}
+
+views::View* SRTPromptDialog::CreateExtraView() {
+  return advanced_button_;
 }
 
 bool SRTPromptDialog::Accept() {
   if (controller_) {
     controller_->Accept();
     controller_ = nullptr;
   }
   return true;
 }
 
 bool SRTPromptDialog::Cancel() {
   if (controller_) {
     controller_->Cancel();
     controller_ = nullptr;
   }
   return true;
 }
 
+bool SRTPromptDialog::Close() {
+  if (controller_) {
+    controller_->Close();
+    controller_ = nullptr;
+  }
+  return true;
+}
+
 // View overrides.
 
 gfx::Size SRTPromptDialog::GetPreferredSize() const {
   return gfx::Size(kDialogWidth, GetHeightForWidth(kDialogWidth));
 }
 
 // views::ButtonListener overrides.
 
 void SRTPromptDialog::ButtonPressed(views::Button* sender,
                                     const ui::Event& event) {
-  DCHECK_EQ(sender, details_button_);
+  DCHECK_EQ(sender, advanced_button_);
   DCHECK(browser_);
 
-  if (slide_animation_->IsShowing())
-    slide_animation_->Hide();
-  else
-    slide_animation_->Show();
+  // TODO(alito): Navigate to the webui version of the Chrome Cleaner UI when
+  // that is implemented.
+  if (controller_) {
+    controller_->AdvancedButtonClicked();
+    controller_ = nullptr;
+  }
+  GetWidget()->Close();
 }
-
-void SRTPromptDialog::AnimationProgressed(const gfx::Animation* animation) {
-  DCHECK_EQ(slide_animation_.get(), animation);
-
-  details_view_->AnimateToState(animation->GetCurrentValue());
-  ChromeWebModalDialogManagerDelegate* manager = browser_;
-  constrained_window::UpdateWidgetModalDialogPosition(
-      GetWidget(), manager->GetWebContentsModalDialogHost());
-}
-
-void SRTPromptDialog::AnimationEnded(const gfx::Animation* animation) {
-  DCHECK_EQ(slide_animation_.get(), animation);
-  UpdateDetailsButton();
-}
-
-SkColor SRTPromptDialog::GetDetailsButtonColor() {
-  return GetNativeTheme()->GetSystemColor(
-      ui::NativeTheme::kColorId_LinkEnabled);
-}
-
-void SRTPromptDialog::UpdateDetailsButton() {
-  DCHECK(controller_);
-  details_button_->SetText(slide_animation_->IsShowing()
-                               ? controller_->GetHideDetailsLabel()
-                               : controller_->GetShowDetailsLabel());
-  details_button_->SetImage(
-      views::Button::STATE_NORMAL,
-      slide_animation_->IsShowing()
-          ? gfx::CreateVectorIcon(kCaretUpIcon, GetDetailsButtonColor())
-          : gfx::CreateVectorIcon(kCaretDownIcon, GetDetailsButtonColor()));
-}