[Web Payments] Consolidate list code.

chrome/browser/ui/views/payments/payment_request_item_list.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/payment_request_item_list.h"
 
 #include "chrome/browser/ui/views/payments/payment_request_dialog_view_ids.h"
+#include "chrome/browser/ui/views/payments/payment_request_row_view.h"
 #include "chrome/browser/ui/views/payments/payment_request_views_util.h"
+#include "components/payments/content/payment_request_state.h"
 #include "ui/gfx/paint_vector_icon.h"
 #include "ui/views/controls/image_view.h"
 #include "ui/views/layout/box_layout.h"
+#include "ui/views/layout/grid_layout.h"
 #include "ui/views/vector_icons.h"
 #include "ui/views/view.h"
 
 namespace payments {
 
 namespace {
 
 const SkColor kCheckmarkColor = 0xFF609265;
 
 }  // namespace
@@ skipping 10 matching lines @@
   if (!item_view_) {
     item_view_ = CreateItemView();
     item_view_->set_owned_by_client();
   }
 
   return item_view_.get();
 }
 
 void PaymentRequestItemList::Item::SetSelected(bool selected) {
   selected_ = selected;
+
+  // This could be called before CreateItemView, so before |checkmark_| is
+  // instantiated.
+  if (checkmark_)
+    checkmark_->SetVisible(selected_);
+
   SelectedStateChanged();
 }
 
 std::unique_ptr<views::ImageView> PaymentRequestItemList::Item::CreateCheckmark(
     bool selected) {
   std::unique_ptr<views::ImageView> checkmark =
       base::MakeUnique<views::ImageView>();
   checkmark->set_id(static_cast<int>(DialogViewID::CHECKMARK_VIEW));
   checkmark->set_can_process_events_within_subtree(false);
   checkmark->set_owned_by_client();
   checkmark->SetImage(
       gfx::CreateVectorIcon(views::kMenuCheckIcon, kCheckmarkColor));
   checkmark->SetVisible(selected);
   return checkmark;
 }
 
+std::unique_ptr<views::View> PaymentRequestItemList::Item::CreateExtraView() {
+  return nullptr;
+}
+
+std::unique_ptr<views::View> PaymentRequestItemList::Item::CreateItemView() {
+  std::unique_ptr<views::View> content = CreateContentView();
+
+  std::unique_ptr<PaymentRequestRowView> row =
+      base::MakeUnique<PaymentRequestRowView>(this);
+  views::GridLayout* layout = new views::GridLayout(row.get());
+  row->SetLayoutManager(layout);
+
+  layout->SetInsets(
+      kPaymentRequestRowVerticalInsets, kPaymentRequestRowHorizontalInsets,
+      kPaymentRequestRowVerticalInsets,
+      kPaymentRequestRowHorizontalInsets + kPaymentRequestRowExtraRightInset);
+
+  // Add a column listing the profile information.

[tmartino, 2017/03/16 17:42:01]

nit: This class is not associated with a profile

[anthonyvd, 2017/03/20 13:24:59]

Good catch, done!

+  views::ColumnSet* columns = layout->AddColumnSet(0);
+  columns->AddColumn(views::GridLayout::FILL, views::GridLayout::LEADING, 1,
+                     views::GridLayout::USE_PREF, 0, 0);
+
+  columns->AddPaddingColumn(1, 0);
+
+  // Add a column for the checkmark shown next to the selected profile.
+  columns->AddColumn(views::GridLayout::TRAILING, views::GridLayout::CENTER, 0,
+                     views::GridLayout::USE_PREF, 0, 0);
+
+  // Add a column for the extra_view, which comes after the checkmark.
+  columns->AddColumn(views::GridLayout::TRAILING, views::GridLayout::CENTER, 0,
+                     views::GridLayout::USE_PREF, 0, 0);
+
+  layout->StartRow(0, 0);
+  content->set_can_process_events_within_subtree(false);
+  layout->AddView(content.release());
+
+  checkmark_ = CreateCheckmark(selected());
+  layout->AddView(checkmark_.get());
+
+  std::unique_ptr<views::View> extra_view = CreateExtraView();
+  if (extra_view)
+    layout->AddView(extra_view.release());
+
+  return std::move(row);
+}
+
+void PaymentRequestItemList::Item::ButtonPressed(views::Button* sender,
+                                                 const ui::Event& event) {
+  if (CanBeSelected()) {
+    list()->SelectItem(this);
+  } else {
+    PerformSelectionFallback();
+  }
+}
+
 PaymentRequestItemList::PaymentRequestItemList() : selected_item_(nullptr) {}
 
 PaymentRequestItemList::~PaymentRequestItemList() {}
 
 void PaymentRequestItemList::AddItem(
     std::unique_ptr<PaymentRequestItemList::Item> item) {
   DCHECK_EQ(this, item->list());
   items_.push_back(std::move(item));
   if (items_.back()->selected())
     SelectItem(items_.back().get());
@@ skipping 28 matching lines @@
   // It's possible that no item is currently selected, either during list
   // creation or in the middle of the selection operation when the previously
   // selected item has been deselected but the new one isn't selected yet.
   if (selected_item_)
     selected_item_->SetSelected(false);
 
   selected_item_ = nullptr;
 }
 
 }  // namespace payments