[Web Payments] Implement the CVC Unmask dialog.

chrome/browser/ui/views/payments/cvc_unmask_view_controller.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/payments/cvc_unmask_view_controller.h"
+
+#include "base/strings/utf_string_conversions.h"
+#include "chrome/browser/ui/views/payments/payment_request_views_util.h"
+#include "chrome/grit/generated_resources.h"
+#include "components/autofill/core/browser/credit_card.h"
+#include "components/grit/components_scaled_resources.h"
+#include "components/strings/grit/components_strings.h"
+#include "ui/base/l10n/l10n_util.h"
+#include "ui/base/resource/resource_bundle.h"
+#include "ui/views/controls/button/md_text_button.h"
+#include "ui/views/controls/textfield/textfield.h"
+#include "ui/views/layout/fill_layout.h"
+#include "ui/views/layout/grid_layout.h"
+
+namespace payments {
+
+enum class Tags {
+  CONFIRM_TAG = static_cast<int>(PaymentRequestCommonTags::PAY_BUTTON_TAG),
+};
+
+CvcUnmaskViewController::CvcUnmaskViewController(
+    PaymentRequestSpec* spec,
+    PaymentRequestState* state,
+    PaymentRequestDialogView* dialog,
+    const base::string16& masked_card_number,
+    const std::string& card_type)
+    : PaymentRequestSheetController(spec, state, dialog),
+      masked_card_number_(masked_card_number),
+      card_type_(card_type) {}
+
+CvcUnmaskViewController::~CvcUnmaskViewController() {
+  for (Observer& observer : observer_list_) {
+    observer.OnClosed();
+  }
+}
+
+void CvcUnmaskViewController::AddObserver(Observer* observer) {
+  observer_list_.AddObserver(observer);
+}
+
+base::string16 CvcUnmaskViewController::GetSheetTitle() {
+  return l10n_util::GetStringFUTF16(IDS_AUTOFILL_CARD_UNMASK_PROMPT_TITLE,
+                                    masked_card_number_);
+}
+
+void CvcUnmaskViewController::FillContentView(views::View* content_view) {
+  std::unique_ptr<views::GridLayout> layout =
+      base::MakeUnique<views::GridLayout>(content_view);
+  layout->SetInsets(
+      kPaymentRequestRowVerticalInsets, kPaymentRequestRowHorizontalInsets,
+      kPaymentRequestRowVerticalInsets, kPaymentRequestRowHorizontalInsets);
+
+  views::ColumnSet* instructions_columns = layout->AddColumnSet(0);
+  instructions_columns->AddColumn(views::GridLayout::Alignment::LEADING,
+                                  views::GridLayout::Alignment::LEADING, 1,
+                                  views::GridLayout::SizeType::USE_PREF, 0, 0);
+
+  layout->StartRow(0, 0);
+  std::unique_ptr<views::Label> instructions = base::MakeUnique<views::Label>(
+      l10n_util::GetStringUTF16(IDS_AUTOFILL_CARD_UNMASK_PROMPT_INSTRUCTIONS));
+  instructions->SetMultiLine(true);
+  instructions->SetHorizontalAlignment(gfx::ALIGN_LEFT);
+  layout->AddView(instructions.release());
+
+  layout->AddPaddingRow(0, 22);
+
+  views::ColumnSet* cvc_field_columns = layout->AddColumnSet(1);
+  cvc_field_columns->AddColumn(views::GridLayout::Alignment::LEADING,
+                               views::GridLayout::Alignment::BASELINE, 0,
+                               views::GridLayout::SizeType::FIXED, 32, 32);
+  cvc_field_columns->AddPaddingColumn(0, 16);
+  cvc_field_columns->AddColumn(views::GridLayout::Alignment::FILL,
+                               views::GridLayout::Alignment::BASELINE, 0,
+                               views::GridLayout::SizeType::FIXED, 80, 80);
+
+  layout->StartRow(0, 1);
+  std::unique_ptr<views::ImageView> cvc_image =
+      base::MakeUnique<views::ImageView>();
+  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
+  // TODO(anthonyvd): Consider using
+  // CardUnmaskPromptControllerImpl::GetCvcImageRid.
+  cvc_image->SetImage(
+      rb.GetImageSkiaNamed(card_type_ == autofill::kAmericanExpressCard
+                               ? IDR_CREDIT_CARD_CVC_HINT_AMEX
+                               : IDR_CREDIT_CARD_CVC_HINT));
+  layout->AddView(cvc_image.release());
+
+  std::unique_ptr<views::Textfield> cvc_field =
+      base::MakeUnique<views::Textfield>();
+  cvc_field_ = cvc_field.get();
+  layout->AddView(cvc_field.release());
+
+  content_view->SetLayoutManager(layout.release());
+}
+
+std::unique_ptr<views::Button> CvcUnmaskViewController::CreatePrimaryButton() {
+  std::unique_ptr<views::Button> button(
+      views::MdTextButton::CreateSecondaryUiBlueButton(
+          this, l10n_util::GetStringUTF16(IDS_CONFIRM)));
+  button->set_tag(static_cast<int>(Tags::CONFIRM_TAG));
+  return button;
+}
+
+void CvcUnmaskViewController::ButtonPressed(views::Button* sender,
+                                            const ui::Event& event) {
+  switch (sender->tag()) {
+    case static_cast<int>(Tags::CONFIRM_TAG):
+      RaiseOnCvcConfirmed();

[Mathieu, 2017/03/30 14:37:32]

Raise is not immediately clear, change name?

NotifyOnCvcConfirmed?

+      break;
+    default:
+      PaymentRequestSheetController::ButtonPressed(sender, event);
+  }
+}
+
+void CvcUnmaskViewController::RaiseOnCvcConfirmed() {
+  const base::string16& cvc = cvc_field_->text();
+  for (Observer& observer : observer_list_) {
+    observer.OnCvcConfirmed(cvc);
+  }
+}
+
+}  // namespace payments